1
0
mirror of https://github.com/bec-project/bec_widgets.git synced 2026-04-08 09:47:52 +02:00

Compare commits

..

311 Commits

Author SHA1 Message Date
semantic-release
1262c66fd6 2.24.1
Automatically generated by python-semantic-release
2025-07-15 09:24:58 +00:00
bde523806f fix: update signal label for device_edit changes 2025-07-15 11:24:12 +02:00
semantic-release
16bca25d9c 2.24.0
Automatically generated by python-semantic-release
2025-07-15 08:30:13 +00:00
130cc24b35 feat(device_browser): connect update to item refresh 2025-07-15 10:29:31 +02:00
8b2d6052e8 fix(device_browser): un-nest exception 2025-07-15 10:29:31 +02:00
530797a556 fix: hide validity LED, show message as tooltip 2025-07-15 10:29:31 +02:00
c660e5141f fix: validate some config data 2025-07-15 10:29:31 +02:00
900153bc0b feat(#495): add validation against existing device names 2025-07-15 10:29:31 +02:00
8dc72656ef feat(device_browser): device deletion from config 2025-07-15 10:29:31 +02:00
170be0c7d3 feat: (#495) add devices through browser 2025-07-15 10:29:31 +02:00
1925e6ac7f docs: docstring for config dialog 2025-07-15 10:29:31 +02:00
semantic-release
b6cef2d27b 2.23.0
Automatically generated by python-semantic-release
2025-07-11 16:44:57 +00:00
a9fce175b7 feat(widget_finder): widget to fetch any other widget by class from currently running app 2025-07-11 18:44:08 +02:00
783d042e8c feat(widget_io): utility function to find widget in the app by class 2025-07-11 18:44:08 +02:00
semantic-release
319a4206f2 2.22.2
Automatically generated by python-semantic-release
2025-07-11 12:43:39 +00:00
76439866c1 fix(plot_base): autorange takes into account only visible curves 2025-07-11 14:42:54 +02:00
semantic-release
ca600b057e 2.22.1
Automatically generated by python-semantic-release
2025-07-11 11:57:47 +00:00
6c494258f8 fix(heatmap): fix pixel size calculation for arbitrary shapes 2025-07-11 13:57:01 +02:00
63a8da680d fix(crosshair): crosshair mouse_moved can be set manually 2025-07-11 13:57:01 +02:00
semantic-release
0f2bde1a0a 2.22.0
Automatically generated by python-semantic-release
2025-07-10 12:23:05 +00:00
0c76b0c495 feat: add heatmap widget 2025-07-10 14:22:15 +02:00
e594de3ca3 fix(image): reset crosshair on new scan 2025-07-10 14:22:15 +02:00
adaad4f4d5 fix(crosshair): add slot to reset mouse markers 2025-07-10 14:22:15 +02:00
39c316d6ea fix(image item): fix processor for nans in images 2025-07-10 14:22:15 +02:00
3ba0fc4b44 fix(crosshair): fix crosshair support for transformations 2025-07-10 14:22:15 +02:00
a6fc7993a3 fix(image_processor): support for nans in nd arrays 2025-07-10 14:22:15 +02:00
324a5bd3d9 feat(image_item): add support for qtransform 2025-07-10 14:22:15 +02:00
8929778f07 fix(image_base): move cbar init to image base 2025-07-10 14:22:15 +02:00
semantic-release
72b5c46912 2.21.4
Automatically generated by python-semantic-release
2025-07-08 09:57:41 +00:00
244bca4e1e fix(image_roi_tree): changing color dialog from ColorButtonNative is open once 2025-07-08 11:57:00 +02:00
semantic-release
c50ace5818 2.21.3
Automatically generated by python-semantic-release
2025-07-03 15:24:12 +00:00
25f28c47e3 fix(connector): remove safeslot for now 2025-07-03 17:23:26 +02:00
db720e8fa4 refactor(toolbar): split toolbar into components, bundles and connections 2025-07-03 17:23:26 +02:00
semantic-release
f10140e0f3 2.21.2
Automatically generated by python-semantic-release
2025-06-30 11:53:00 +00:00
09c5a443aa fix(waveform): fix waveform categorisation for aborted scans 2025-06-30 13:52:19 +02:00
3f5ab142a3 test: assert config for equality, not identity 2025-06-29 11:52:14 +02:00
semantic-release
422d06d141 2.21.1
Automatically generated by python-semantic-release
2025-06-29 09:49:32 +00:00
371bc485d0 fix(sbb monitor): add missing pyproject file 2025-06-29 11:48:47 +02:00
semantic-release
70970ecf00 2.21.0
Automatically generated by python-semantic-release
2025-06-28 17:36:16 +00:00
3d59c25aa9 feat(sbb monitor): add sbb monitor widget 2025-06-28 19:35:36 +02:00
semantic-release
70a06c5fd1 2.20.1
Automatically generated by python-semantic-release
2025-06-28 14:23:36 +00:00
7ba8863d6a fix(signal input base): unregister callback to avoid accessing deleted qt objects 2025-06-28 16:22:55 +02:00
semantic-release
00ea8bb6c6 2.20.0
Automatically generated by python-semantic-release
2025-06-26 13:03:28 +00:00
e841468892 refactor(curve settings): move signal logic to SignalCombobox 2025-06-26 15:02:31 +02:00
48a0e5831f fix(curve_settings): larger minimalWidth for the x device combobox selection 2025-06-26 15:02:31 +02:00
1e9dd4cd25 test(curve settings): add curve tree elements to the dialog test 2025-06-26 15:02:31 +02:00
d10328cb5c feat(waveform): move x axis selection to a combobox 2025-06-26 15:02:31 +02:00
semantic-release
6b248e93f5 2.19.4
Automatically generated by python-semantic-release
2025-06-26 07:13:15 +00:00
bc3085ab8c fix(curve tree): remove manual interception of the close event; call parent cleanup 2025-06-26 09:12:35 +02:00
9cba696afd fix(waveform): curve tree elements must clean up signal combobox 2025-06-26 09:12:35 +02:00
semantic-release
881b7a7e9d 2.19.3
Automatically generated by python-semantic-release
2025-06-25 14:53:56 +00:00
29a26b19f9 fix(scan_control): safeguard against empty history; reversed history to fetch the newest scan 2025-06-25 16:53:10 +02:00
semantic-release
cba4d47f76 2.19.2
Automatically generated by python-semantic-release
2025-06-23 14:18:46 +00:00
9f3dcc3ab3 build: bec_lib 3.44 required 2025-06-23 16:17:59 +02:00
57f75bd4d5 refactor(scan_control): request_last_executed_scan_parameters logic adjusted 2025-06-23 16:17:59 +02:00
4456297beb fix(scan_control): scan parameters fetched from the scan_history, fix #707 2025-06-23 16:17:59 +02:00
semantic-release
ae26b43fb1 2.19.1
Automatically generated by python-semantic-release
2025-06-23 14:07:09 +00:00
7484f5160c fix(launch_window): number of remaining connections extended to 4 2025-06-23 16:06:27 +02:00
6421050116 feat(hover_widget) widget enables to display different widget upon hover; applied to scan progress and client info message in status bar of BECMainWindow 2025-06-23 16:06:27 +02:00
semantic-release
5a137d1219 2.19.0
Automatically generated by python-semantic-release
2025-06-23 12:54:48 +00:00
d5a40dabc7 fix(ci): extend check for pyside import to tests 2025-06-23 14:54:06 +02:00
f3da6e959e feat: (#494) add signal display to device browser 2025-06-23 14:54:06 +02:00
3a103410e7 feat: (#494) display device signals 2025-06-23 14:54:06 +02:00
3378051250 feat: (#494) add tabbed layout for device item 2025-06-23 14:54:06 +02:00
semantic-release
77db658f3d 2.18.0
Automatically generated by python-semantic-release
2025-06-22 17:40:06 +00:00
6e2f2cea91 refactor(device input): refactor to SafeProperty and SafeSlot 2025-06-22 19:39:19 +02:00
eea5f7ebbd feat(curve settings): add combobox selection for device and signal 2025-06-22 19:39:19 +02:00
a9708f6d8f fix(curve settings): add initial size hint 2025-06-22 19:39:19 +02:00
b51de1a00e feat(signal combobox): add reset_selection slot 2025-06-22 19:39:19 +02:00
8e8acd672c feat(FilterIO): add support for item data 2025-06-22 19:39:19 +02:00
4c2c0c5525 feat(device combobox): emit reset event if validation fails 2025-06-22 19:39:19 +02:00
5a564a5f3f fix: make settings dialog resizable 2025-06-22 19:39:19 +02:00
semantic-release
43ad207aa8 2.17.0
Automatically generated by python-semantic-release
2025-06-22 13:33:32 +00:00
a4274ff8cd build: update min dependency of bec to 3.42.4 2025-06-22 15:32:45 +02:00
b2a46e284d test(scan progress): add test for queue update logic 2025-06-22 15:32:45 +02:00
9ff170660e feat(main_window): timer to show hide scan progress when it is relevant only 2025-06-22 15:32:45 +02:00
6c04eac18c test(scan_progress): tests extended 2025-06-22 15:32:45 +02:00
aca6efb567 fix(main_window): labels and sizing of scan progress adopted 2025-06-22 15:32:45 +02:00
88b42e49e3 fix(scan_progressbar): mapping of bec progress states to the progressbar enums 2025-06-22 15:32:45 +02:00
d3a9e0903a feat(progressbar): state setting and dynamic corner radius 2025-06-22 15:32:45 +02:00
3bbb8daa24 fix(launch_window): number of remaining connections increase to 2 to include the ScanProgressBar 2025-06-22 15:32:45 +02:00
e8ae9725fa fix(scan_progressbar): cleanup adjusted 2025-06-22 15:32:45 +02:00
497e394deb feat(main_window): added scan progress bar to BECMainWindow status bar 2025-06-22 15:32:45 +02:00
d5ca7b8433 feat(scan_progressbar): added oneline design for compact applications 2025-06-22 15:32:45 +02:00
b02c870dbf fix(bec_progressbar): layout and sizing adjustments 2025-06-22 15:32:45 +02:00
92d0ffee65 refactor(progressbar): change slot / property to safeslot / safeproperty 2025-06-22 15:32:45 +02:00
c4b85381a4 feat(scan_progressbar): added progressbar with hooks to scan progress and device progress 2025-06-22 15:32:45 +02:00
a451625a5a feat(progressbar): added padding as designer property 2025-06-22 15:32:45 +02:00
semantic-release
54dd0a9913 2.16.2
Automatically generated by python-semantic-release
2025-06-20 12:26:07 +00:00
3146d98c57 test(utils): DMMock can fetch get_bec_signals method 2025-06-20 14:25:27 +02:00
a3ffcefe80 fix(waveform): AsyncSignal are handled with the same update mechanism as async readback 2025-06-20 14:25:27 +02:00
semantic-release
1a7052073d 2.16.1
Automatically generated by python-semantic-release
2025-06-20 06:40:07 +00:00
235aabf307 fix(scatter): fix tab order 2025-06-20 08:39:28 +02:00
semantic-release
c1cb69b0e8 2.16.0
Automatically generated by python-semantic-release
2025-06-17 14:33:15 +00:00
11131ef14c fix: adjust height of list widget 2025-06-17 15:32:24 +01:00
5e4c129af6 fix: parse config on submission and reload after 2025-06-17 15:32:24 +01:00
4d8c07cdd1 fix: make website test robust 2025-06-17 15:32:24 +01:00
8f4c8e45b3 fix: tidy up form widget formatting 2025-06-17 15:32:24 +01:00
5623547e92 fix: reset dict table properly 2025-06-17 15:32:24 +01:00
be73349c70 feat: add set form item 2025-06-17 15:32:24 +01:00
1a350c3b16 fix: put waiting in thread 2025-06-17 15:32:24 +01:00
138d4cabbd feat: generate combobox for literal str 2025-06-17 15:32:24 +01:00
b0d03c0648 refactor: rename field widgets 2025-06-17 15:32:24 +01:00
a9613a07b0 test: add tests for config dialog 2025-06-17 15:32:24 +01:00
886964bb54 feat: allow editing device config from browser 2025-06-17 15:32:24 +01:00
7fc85bac7f feat: add a widget to edit lists in forms 2025-06-17 15:32:24 +01:00
d626caae3d perf: replace wait with waitUntil 2025-06-17 15:32:24 +01:00
dea2568de3 fix: scale dict widget height 2025-06-17 15:32:24 +01:00
a55f561971 fix: pass on kwargs from PydanticModelForm 2025-06-17 15:32:24 +01:00
9ce31c9833 refactor: move device config form to module 2025-06-17 15:32:24 +01:00
semantic-release
95ce98c622 2.15.1
Automatically generated by python-semantic-release
2025-06-16 15:19:40 +00:00
187bf493a5 fix(main_window): added expiration timer for scroll label for ClientInfoMessage 2025-06-16 17:18:52 +02:00
1612933dd9 fix(scroll_label): updating label during scrolling is done imminently, regardless scrolling 2025-06-16 17:18:52 +02:00
semantic-release
8c3d6334f6 2.15.0
Automatically generated by python-semantic-release
2025-06-15 10:39:36 +00:00
30acc4c236 test(main_window): BECMainWindow tests extended 2025-06-15 12:38:56 +02:00
0dec78afba feat(main_window): main window can display the messages from the send_client_info as a scrolling horizontal text; closes #700 2025-06-15 12:38:56 +02:00
57b9a57a63 refactor(main_window): app id is displayed as QLabel instead of message 2025-06-15 12:38:56 +02:00
644be621f2 fix(main_window): central widget cleanup check to not remove None 2025-06-15 12:38:56 +02:00
semantic-release
d07265b86d 2.14.0
Automatically generated by python-semantic-release
2025-06-13 16:21:17 +00:00
f0d48a0508 refactor(image_roi_tree): shape switch logic adjusted to reduce code repetition 2025-06-13 18:20:37 +02:00
af8db0bede feat(image_roi): added EllipticalROI 2025-06-13 18:20:37 +02:00
semantic-release
0ae4b652a4 2.13.2
Automatically generated by python-semantic-release
2025-06-13 16:17:37 +00:00
32fd959e67 fix: allow sets in generated form types 2025-06-13 18:16:56 +02:00
semantic-release
73b1886bb8 2.13.1
Automatically generated by python-semantic-release
2025-06-12 12:51:59 +00:00
9f853b0864 fix(main_window): event filter applied on QEvent.Type.StatusTip; closes #698 2025-06-12 14:51:14 +02:00
semantic-release
18636e723a 2.13.0
Automatically generated by python-semantic-release
2025-06-10 15:18:29 +00:00
594185dde9 feat(image_roi_tree): lock/unlock rois possible through the ROIPropertyTree 2025-06-10 17:17:31 +02:00
46d7e3f517 feat(roi): rois can be lock to be not moved by mouse 2025-06-10 17:17:31 +02:00
f9044996f6 fix(roi): removed roi handle adding/removing inconsistencies 2025-06-10 17:17:31 +02:00
semantic-release
03474cf7f7 2.12.4
Automatically generated by python-semantic-release
2025-06-10 14:42:40 +00:00
9ef418bf55 fix(image_roi): coordinates are emitted correctly when handles are inverted; closes #672 2025-06-10 16:41:59 +02:00
b3ce68070d ci: add stale issue job 2025-06-06 14:48:10 +02:00
semantic-release
784b54af6e 2.12.3
Automatically generated by python-semantic-release
2025-06-05 19:07:20 +00:00
3740ac8e32 build: update min dependency of bec to 3.38 2025-06-05 21:06:32 +02:00
edfac87868 fix(crosshair): use objectName instead of config for retrieving the monitor name 2025-06-05 21:06:32 +02:00
271116453d fix(image): preview signals can be used in Image widget; update logic adjusted; closes #683 2025-06-05 21:06:32 +02:00
12f5233745 fix(device_combobox): tuple entries of preview signals are checked in DeviceComboBoxes just for the relevant device 2025-06-05 21:06:32 +02:00
semantic-release
392ddf9d1a 2.12.2
Automatically generated by python-semantic-release
2025-06-05 13:27:05 +00:00
85705383e4 fix(waveform): safeguard for history data access, closes #571; removed return values "none" 2025-06-05 15:26:19 +02:00
semantic-release
224863569f 2.12.1
Automatically generated by python-semantic-release
2025-06-05 12:07:35 +00:00
3e2544e52a fix(crosshair): emitted name from crosshair 2D is objectName of image or its id 2025-06-05 14:04:44 +02:00
semantic-release
4d5daf6557 2.12.0
Automatically generated by python-semantic-release
2025-06-04 19:51:34 +00:00
718116afc3 fix: exclude metadata from RPC 2025-06-04 21:50:54 +02:00
2dda58f7d2 feat: add clickable label util 2025-06-04 21:50:54 +02:00
594912136e fix: grid formatting in TypedForm 2025-06-04 21:50:54 +02:00
5188b38c86 feat: (#493) device browser to display config 2025-06-04 21:50:54 +02:00
a10e6f7820 fix: make generate plugin robust to multiline init
instead of str.find, use multiline regex with whitespace
2025-06-04 21:50:54 +02:00
e0e26c205b fix(device browser): mocks and utils for tests 2025-06-04 21:50:54 +02:00
92d1d6435d feat: (#493) add dict to dynamic form types 2025-06-04 21:50:54 +02:00
a25c1a8039 feat: (#493) add helpers to dynamic form widgets 2025-06-04 21:50:54 +02:00
semantic-release
fed068f857 2.11.0
Automatically generated by python-semantic-release
2025-06-04 12:12:27 +00:00
7eb2f54e0e fix(image layer): add layer main if it does not exist 2025-06-04 14:11:46 +02:00
92b89e7275 refactor(image_base): move default color map to image layer 2025-06-04 14:11:46 +02:00
a4f3117941 refactor(image_item): emit object name with removed signal 2025-06-04 14:11:46 +02:00
3e789ca35b refactor(image_item): removed outdated image item config 2025-06-04 14:11:46 +02:00
92dade0950 refactor(image_base): renamed layers to layer_manager and added public methods for accessing the layer manager 2025-06-04 14:11:46 +02:00
4a343b2041 feat(image_layer): add default name for image layers 2025-06-04 14:11:46 +02:00
c2b0c8c433 refactor(image): move image item creation to layer manager 2025-06-04 14:11:46 +02:00
8a299a8268 refactor(image): disconnect when layer is removed 2025-06-04 14:11:46 +02:00
99ecf6a18f refactor(image): removed access to image item config 2025-06-04 14:11:46 +02:00
4c0bd977fc fix(image_item): do not disconnect the monitor from within the image item 2025-06-04 14:11:46 +02:00
7c47505c5a test: improve error message for widgets that are not properly cleaned up 2025-06-04 14:11:46 +02:00
e211e4d716 fix(image item): propagate remove call to parent class 2025-06-04 14:11:46 +02:00
10f292def9 refactor(image): introduce image base and image layer; rename vrange to v_range 2025-06-04 14:11:46 +02:00
semantic-release
d111ded737 2.10.3
Automatically generated by python-semantic-release
2025-06-04 09:00:59 +00:00
2d0ed94f3f fix(color_button_native): popup logic to choose color moved to ColorButtonNative 2025-06-04 11:00:21 +02:00
semantic-release
f68f072da3 2.10.2
Automatically generated by python-semantic-release
2025-06-03 11:57:23 +00:00
1df6c1925b fix: remove unnecessary PySide imports 2025-06-03 13:56:35 +02:00
6b939ac34d ci: check for disallowed imports from PySide 2025-06-03 13:56:35 +02:00
semantic-release
6bcf20af07 2.10.1
Automatically generated by python-semantic-release
2025-06-02 18:37:30 +00:00
a64cf0dd87 build: pyte removed from dependencies 2025-06-02 20:36:51 +02:00
cd4e90a79f fix(console): qt console widget deleted 2025-06-02 20:36:51 +02:00
semantic-release
49a96a18d6 2.10.0
Automatically generated by python-semantic-release
2025-06-02 13:51:20 +00:00
2b4454a291 ci: fix artifact version 2025-06-02 15:50:41 +02:00
d12bd9fe1a ci: add job logs to e2e test 2025-06-02 15:50:41 +02:00
d0c1ac0cf5 feat(waveform): large async dataset warning popup 2025-06-02 15:50:41 +02:00
f90150d1c7 fix(waveform): waveform only update async data when scan is currently running 2025-06-02 15:50:41 +02:00
semantic-release
c684b6c230 2.9.2
Automatically generated by python-semantic-release
2025-05-30 13:03:46 +00:00
91126168b6 fix(log_panel): removed lambda callback method 2025-05-30 15:03:08 +02:00
7322cd194f fix: move log panel to bec connector and add rate limiter 2025-05-30 15:03:08 +02:00
d9dc60ee99 fix: logpanel error cycle 2025-05-30 15:03:08 +02:00
semantic-release
e4cd4891ad 2.9.1
Automatically generated by python-semantic-release
2025-05-30 11:27:23 +00:00
12f8c82eb5 fix: make registry update log message debug level 2025-05-30 13:26:40 +02:00
semantic-release
f46ffb14e1 2.9.0
Automatically generated by python-semantic-release
2025-05-30 11:14:35 +00:00
2b9919bb34 docs: add usage docs for signal label widget 2025-05-30 13:13:55 +02:00
822e7d06ff feat: (#569) add signal label widget
add a widget which shows the current value of a signal from BEC.
configurable with many properties in designer. intended for use mainly
in static GUIs.
2025-05-30 13:13:55 +02:00
91195ae0fd fix(DeviceSignalInput): improve robustness
use set for storing filter properties to allow multiple set to true or
false
2025-05-30 13:13:55 +02:00
a6c5c21afa style: typing in bec_dispatcher 2025-05-30 13:13:55 +02:00
semantic-release
ff06954cb7 2.8.4
Automatically generated by python-semantic-release
2025-05-30 11:01:06 +00:00
c8128faf79 fix(crosshair): label decimal precision is dynamically scaled with the plot zoom; API of all affected widgets adjusted; option added to PlotBase; closes #637 2025-05-30 13:00:18 +02:00
semantic-release
6b65a94c81 2.8.3
Automatically generated by python-semantic-release
2025-05-30 09:03:15 +00:00
bf172b8431 fix: guard plugin repo import in e2e test 2025-05-30 11:02:14 +02:00
05329ab50f test(e2e): add tests involving plugin repo 2025-05-28 20:39:51 +02:00
b225a7cc90 refactor: store modules with widget search 2025-05-28 13:05:28 +02:00
semantic-release
3d8af05688 2.8.2
Automatically generated by python-semantic-release
2025-05-27 14:44:05 +00:00
0bdd4e86a2 fix(image_roi): rois are invertible by default, fixes resizing bug when adding from ROI manager 2025-05-27 16:43:22 +02:00
semantic-release
104e4e427b 2.8.1
Automatically generated by python-semantic-release
2025-05-27 14:34:15 +00:00
ada0977a1b fix(launch_window): font and tile size fixed across OSs, closes #607 2025-05-27 16:33:36 +02:00
semantic-release
1ea467c5fc 2.8.0
Automatically generated by python-semantic-release
2025-05-26 13:05:43 +00:00
4f69f5da45 refactor(toolbar): add warning if no parent is provided as it may lead to segfaults 2025-05-26 15:05:06 +02:00
d8547c7a56 fix(ImageProcessing): use target widget as parent 2025-05-26 15:05:06 +02:00
3484507c75 feat(plot_base): add option to specify units 2025-05-26 15:05:06 +02:00
8abebb7286 refactor(server): minor cleanup of imports 2025-05-26 15:05:06 +02:00
semantic-release
1d07e88b44 2.7.1
Automatically generated by python-semantic-release
2025-05-26 12:38:59 +00:00
1a4eb1db67 fix(signal-combobox): bug fix in signal combobox that crashed upon switching from device to signal input 2025-05-26 14:38:19 +02:00
f57950c4e3 test(input-widgets): add e2e tests to test widget inputs with demo config of bec. 2025-05-26 14:38:19 +02:00
a8811c9d91 refactor: add rpc interface to signal_line_edit/combobox; add user access methods 2025-05-26 14:38:19 +02:00
ec740d31fd fix(signal-line-edit): fix signal_line_edit validity check; closes #610 2025-05-26 14:38:19 +02:00
semantic-release
5c12ab1992 2.7.0
Automatically generated by python-semantic-release
2025-05-26 12:23:35 +00:00
ce88787e88 feat(image): roi plots with crosshair cuts added 2025-05-26 14:22:51 +02:00
e12e9e534d fix(image/image_selecetion): toolbar selection tool size adjusted 2025-05-26 14:22:51 +02:00
66e9445760 fix(plot_base/mouse_interactions.py): fixed parent 2025-05-26 14:22:51 +02:00
semantic-release
6bf4c53805 2.6.0
Automatically generated by python-semantic-release
2025-05-26 11:14:14 +00:00
a939c3b1c4 feat(image_roi_tree): gui roi manager for image widget 2025-05-26 13:13:31 +02:00
41b7ca8e64 fix(image_roi): position can be set from rpc 2025-05-26 13:13:31 +02:00
7a531c17d6 refactor(image_roi): glowing handles for Rectangle roi 2025-05-26 13:13:31 +02:00
a020f2dc7e feat(waveform): LMFitDialog cleanup after close 2025-05-26 13:13:31 +02:00
53377d26e2 ci: add pr issue sync 2025-05-23 17:27:54 +02:00
05489a1c56 chore: migrate issue template to github form syntax 2025-05-22 15:48:10 +02:00
semantic-release
0dfff71e4a 2.5.4
Automatically generated by python-semantic-release
2025-05-22 10:48:11 +00:00
d4def09a4e fix(dock_area): menu to add LogPanel into DockArea is temporary disabled 2025-05-22 12:47:21 +02:00
semantic-release
713653a4a5 2.5.3
Automatically generated by python-semantic-release
2025-05-22 09:59:18 +00:00
bcab66b187 fix(server): SimpleFileLikeFromLogOutputFunc added encoding for stdout 2025-05-22 11:58:30 +02:00
a345253c6e ci: reusable actions for installing bec widgets 2025-05-22 09:10:47 +02:00
semantic-release
bdf33a5249 2.5.2
Automatically generated by python-semantic-release
2025-05-22 07:07:24 +00:00
f8276f0224 fix: update gitignore 2025-05-22 09:06:43 +02:00
8227c44c33 docs: fix build process for sphinx 2025-05-21 14:21:16 +02:00
semantic-release
83098d930c 2.5.1
Automatically generated by python-semantic-release
2025-05-21 11:14:04 +00:00
a7ae856c8f fix(ui loader): fix loader for widget plugins 2025-05-21 13:13:18 +02:00
Klaus Wakonig
06f43e4883 docs: add kwargs to example 2025-05-21 09:29:24 +02:00
Klaus Wakonig
5ec9697271 docs(developer): fix hello world example 2025-05-21 09:29:24 +02:00
semantic-release
41296b5471 2.5.0
Automatically generated by python-semantic-release
2025-05-20 14:37:27 +00:00
1d018e863c feat(image_rois): image rois with RPC can be added to Image widget 2025-05-20 16:36:48 +02:00
6ee0f5004d ci: try uv for test env setup 2025-05-20 15:05:06 +02:00
semantic-release
40b5081632 2.4.3
Automatically generated by python-semantic-release
2025-05-19 15:25:35 +00:00
f064baae68 fix: twine upload key 2025-05-19 17:24:55 +02:00
semantic-release
58f01fb3a2 2.4.2
Automatically generated by python-semantic-release
2025-05-19 15:04:48 +00:00
1e344eacb7 fix: push release using GH_token 2025-05-19 17:04:04 +02:00
semantic-release
34002fa51a 2.4.1
Automatically generated by python-semantic-release
2025-05-19 14:34:58 +00:00
a00d510a75 fix: skip actions on new tags 2025-05-19 16:34:19 +02:00
semantic-release
120faf9523 2.4.0
Automatically generated by python-semantic-release
2025-05-19 13:53:08 +00:00
d7bd61f69e ci: use custom semver action 2025-05-19 15:50:24 +02:00
94bcfff724 ci: add known hosts 2025-05-19 15:10:38 +02:00
a17e7a0d52 ci: add deploy ssh key to release job 2025-05-19 15:02:54 +02:00
7f67d28887 ci: use ssh key for push 2025-05-19 14:39:01 +02:00
52d8e4b332 ci: build with ssh key 2025-05-19 14:26:17 +02:00
dea2b44e6a ci: fix job permissions for release 2025-05-19 13:47:25 +02:00
dc70ea6dfb ci: fix missing build dependencies 2025-05-19 13:32:16 +02:00
133ddda3e3 ci: fix missing build dependencies 2025-05-19 13:16:29 +02:00
8eee92e5cf ci: add semantic-release job 2025-05-19 12:57:17 +02:00
Klaus Wakonig
85de24aa89 chore: update issue templates 2025-05-17 20:38:32 +02:00
56b6a0b8c2 feat: add web console 2025-05-17 13:34:21 +02:00
d579d894f0 feat(modular_toolbar): remove action/bundle by id 2025-05-17 09:55:00 +02:00
d915d2f507 fix: (#612) fix additional MD form
makes sure the form is validated on any changes of the additional
metadata table model so that they are propagated to the scan control
widget even when nothing is entered in the standard form
2025-05-16 14:37:07 +02:00
7d7a88669f fix: (#572) signal input base filter
use name attribute rather than value from Kind, to compare with kind_str
2025-05-16 10:50:27 +02:00
a42dcec6d4 fix(entry_validator): device signals retrieved from ._info instead of .describe(), close #570 2025-05-15 15:33:00 +02:00
8cf1f09926 ci: exclude test dir from coverage report 2025-05-15 11:35:45 +02:00
83b153a14a ci: include lines with >=3 characters in report 2025-05-15 09:52:37 +02:00
aed450ef2c fix(side_panel): side panel can be open without icon; toolbar can be hidden if not needed 2025-05-15 08:20:19 +02:00
e60d0cb5ca ci: add generate-cli test 2025-05-14 23:37:15 +02:00
01870f9cda test: coverage report settings 2025-05-14 17:43:39 +02:00
483886495d ci: tidy workflow names 2025-05-14 17:43:39 +02:00
42502f6eed ci: only run tests if formatter passes 2025-05-14 17:43:39 +02:00
59d87e1c2f ci: no cov report with failed tests 2025-05-14 17:43:39 +02:00
Klaus Wakonig
3a5fa3d01a chore: update license 2025-05-14 16:36:03 +02:00
dbb3a1c1fb fix(workflows): update ophyd_devices clone URL to use GitHub 2025-05-14 16:15:06 +02:00
ca8211572f ci(workflows): update git clone URL for BEC repository to use GitHub 2025-05-14 15:41:12 +02:00
7584af4e44 ci: don't duplicate push & PR 2025-05-14 15:08:47 +02:00
95ef26565b ci: add codecov upload
and remove other coverage solution
2025-05-14 15:08:47 +02:00
abbf7a7f44 fix(device_input): remove unnecessary lowercase conversion for device selection 2025-05-14 11:58:41 +02:00
a301d37c4f ci: coverage 2025-05-13 19:29:11 +02:00
88a17a566c fix(layout_manager): adding relative widget is shifting whole column to not destroy previous layout 2025-05-13 11:33:16 +02:00
bf3746da0e refactor(color_button_native): color button with OS native dialog separated from the curve tree 2025-05-12 18:24:46 +02:00
e3205d6c97 ci: fix upload to codecov 2025-05-12 18:23:23 +02:00
Klaus Wakonig
507ac10e8d ci: add links to badges
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-05-12 18:23:23 +02:00
16e167019f ci: add coverage report 2025-05-12 18:23:23 +02:00
d712944e6b docs: badges extravaganza 2025-05-12 18:23:23 +02:00
d9b60c6cc9 docs: fix license reference 2025-05-12 15:37:10 +02:00
aee83e1a9e docs: add badge for code style, version and license 2025-05-12 15:37:10 +02:00
f5317341bf ci: add ci status badge 2025-05-12 15:37:10 +02:00
8345dacb26 ci: add github workflows 2025-05-12 13:44:37 +02:00
semantic-release
531d9c621d 2.3.0
Automatically generated by python-semantic-release
2025-05-09 12:36:13 +00:00
dc151cdfe3 feat(bec_connector): ability to change object name during runtime 2025-05-09 14:27:44 +02:00
semantic-release
e0dfd56a0d 2.2.0
Automatically generated by python-semantic-release
2025-05-09 09:41:37 +00:00
1fb680abb4 feat(launcher): add support for launching plugin widget 2025-05-08 17:30:16 +02:00
b9e56c96cb refactor(launch_window): widget tile added 2025-05-08 13:50:01 +02:00
semantic-release
dd956f18fe 2.1.3
Automatically generated by python-semantic-release
2025-05-07 14:31:53 +00:00
cf59d31113 fix(bec-dispatcher): fix reference to boundmethods to avoid duplicated subscriptions 2025-05-07 11:08:06 +02:00
semantic-release
bc0e277332 2.1.2
Automatically generated by python-semantic-release
2025-05-06 11:09:41 +00:00
75a2780fe0 tests(user-interaction-e2e): add module scoped e2e tests with user interaction; closes #508 2025-05-06 11:28:12 +02:00
a6c479e42e build: remove flush-redis from ci job 2025-05-06 11:28:12 +02:00
64a4824054 fix(waveform): Ignore callbacks for on_async_readback from QtSender objects that are already destroyed; closes #497 2025-05-06 11:28:12 +02:00
1619446ec9 refactor(bec-status-box): add get_server_state user_access method to BECStatusBox 2025-05-06 11:28:12 +02:00
37f002427a refactor(bec-progressbar): add private method for bec_progressbar, udate client file 2025-05-06 11:28:12 +02:00
semantic-release
50cb70dcc6 2.1.1
Automatically generated by python-semantic-release
2025-05-06 08:37:48 +00:00
55f7efc4f5 fix: import add operator in client 2025-05-06 10:20:47 +02:00
be72c9f270 refactor: supply bec designer filename to function 2025-05-06 10:20:47 +02:00
c8cedc0124 wip 2025-05-06 08:54:36 +02:00
semantic-release
3fdbe4031e 2.1.0
Automatically generated by python-semantic-release
2025-05-05 11:10:40 +00:00
c16b9dce9c test(Dock): add validation for new dock creation with invalid name 2025-05-05 13:01:21 +02:00
9387275851 feat(SafeSlot): slot parameters can be overridden with kwarg; add option to raise 2025-05-05 13:01:21 +02:00
94463afdba fix: ensure rpc object do not collide with protected names 2025-05-05 13:01:21 +02:00
02563b10f3 refactor(colormap_widget): widget is rounded 2025-05-02 16:01:51 +02:00
fff4af2489 ci: install dev dependencies for formatter 2025-05-02 14:12:18 +02:00
452124b528 chore(formatter): upgrade to black v25 2025-05-02 14:12:18 +02:00
semantic-release
9c84e158ba 2.0.3
Automatically generated by python-semantic-release
2025-05-02 11:52:31 +00:00
58a0bc7974 fix(image_item): wrong user access name for rotation 2025-05-02 12:23:16 +02:00
770dbd4b63 fix(generate_cli): apply isort config 2025-05-02 12:23:16 +02:00
d22035f897 ci: add job to test that the generated client is up to date 2025-05-02 11:24:38 +02:00
semantic-release
fe21b39b7f 2.0.2
Automatically generated by python-semantic-release
2025-05-01 11:00:33 +00:00
1b78840fd8 fix(plot_base): no content margin for plot_widget window 2025-05-01 12:02:47 +02:00
236 changed files with 24065 additions and 6471 deletions

41
.github/ISSUE_TEMPLATE/bug_report.yml vendored Normal file
View File

@@ -0,0 +1,41 @@
name: Bug report
description: File a bug report.
title: "[BUG]: "
labels: ["bug"]
body:
- type: markdown
attributes:
value: |
Bug report:
- type: textarea
id: description
attributes:
label: Provide a brief description of the bug.
- type: textarea
id: expected
attributes:
label: Describe what you expected to happen and what actually happened.
- type: textarea
id: reproduction
attributes:
label: Outline the steps that lead to the bug's occurrence. Be specific and provide a clear sequence of actions.
- type: input
id: version
attributes:
label: bec_widgets version
description: which version of BEC widgets was running?
- type: input
id: bec-version
attributes:
label: bec core version
description: which version of BEC core was running?
- type: textarea
id: extra
attributes:
label: Any extra info / data? e.g. log output...
- type: input
id: issues
attributes:
label: Related issues
description: please tag any related issues

View File

@@ -1,3 +1,13 @@
---
name: Documentation update request
about: Suggest an update to the docs
title: '[DOCS]: '
type: documentation
label: documentation
assignees: ''
---
## Documentation Section
[Specify the section or page of the documentation that needs updating]

View File

@@ -1,3 +1,13 @@
---
name: Feature request
about: Suggest an idea for this project
title: '[FEAT]: '
type: feature
label: feature
assignees: ''
---
## Feature Summary
[Provide a brief and clear summary of the new feature you are requesting]
@@ -37,4 +47,3 @@
## Additional Information
[Provide any additional information that might be relevant to the feature request, such as user feedback, market trends, or similar features in other products]

64
.github/actions/bw_install/action.yml vendored Normal file
View File

@@ -0,0 +1,64 @@
name: "BEC Widgets Install"
description: "Install BEC Widgets and related os dependencies"
inputs:
BEC_WIDGETS_BRANCH: # id of input
required: false
default: "main"
description: "Branch of BEC Widgets to install"
BEC_CORE_BRANCH: # id of input
required: false
default: "main"
description: "Branch of BEC Core to install"
OPHYD_DEVICES_BRANCH: # id of input
required: false
default: "main"
description: "Branch of Ophyd Devices to install"
PYTHON_VERSION: # id of input
required: false
default: "3.11"
description: "Python version to use"
runs:
using: "composite"
steps:
- name: Setup Python
uses: actions/setup-python@v5
with:
python-version: ${{ inputs.PYTHON_VERSION }}
- name: Checkout BEC Core
uses: actions/checkout@v4
with:
repository: bec-project/bec
ref: ${{ inputs.BEC_CORE_BRANCH }}
path: ./bec
- name: Checkout Ophyd Devices
uses: actions/checkout@v4
with:
repository: bec-project/ophyd_devices
ref: ${{ inputs.OPHYD_DEVICES_BRANCH }}
path: ./ophyd_devices
- name: Checkout BEC Widgets
uses: actions/checkout@v4
with:
repository: bec-project/bec_widgets
ref: ${{ inputs.BEC_WIDGETS_BRANCH }}
path: ./bec_widgets
- name: Install dependencies
shell: bash
run: |
sudo apt-get update
sudo apt-get install -y libgl1 libegl1 x11-utils libxkbcommon-x11-0 libdbus-1-3 xvfb
sudo apt-get -y install libnss3 libxdamage1 libasound2t64 libatomic1 libxcursor1
- name: Install Python dependencies
shell: bash
run: |
pip install uv
uv pip install --system -e ./ophyd_devices
uv pip install --system -e ./bec/bec_lib[dev]
uv pip install --system -e ./bec/bec_ipython_client
uv pip install --system -e ./bec_widgets[dev,pyside6]

View File

@@ -1,19 +1,24 @@
## Description
[Provide a brief description of the changes introduced by this merge request.]
[Provide a brief description of the changes introduced by this pull request.]
## Related Issues
[Cite any related issues or feature requests that are addressed or resolved by this merge request. Use the gitlab syntax for linking issues, for example, `fixes #123` or `closes #123`.]
[Cite any related issues or feature requests that are addressed or resolved by this pull request. Link the associated issue, for example, with `fixes #123` or `closes #123`.]
## Type of Change
- Change 1
- Change 2
## How to test
- Run unit tests
- Open [widget] in designer and play around with the properties
## Potential side effects
[Describe any potential side effects or risks of merging this MR.]
[Describe any potential side effects or risks of merging this PR.]
## Screenshots / GIFs (if applicable)

View File

@@ -0,0 +1,342 @@
import functools
import os
from typing import Literal
import requests
from github import Github
from pydantic import BaseModel
class GHConfig(BaseModel):
token: str
organization: str
repository: str
project_number: int
graphql_url: str
rest_url: str
headers: dict
class ProjectItemHandler:
"""
A class to handle GitHub project items.
"""
def __init__(self, gh_config: GHConfig):
self.gh_config = gh_config
self.gh = Github(gh_config.token)
self.repo = self.gh.get_repo(f"{gh_config.organization}/{gh_config.repository}")
self.project_node_id = self.get_project_node_id()
def set_issue_status(
self,
status: Literal[
"Selected for Development",
"Weekly Backlog",
"In Development",
"Ready For Review",
"On Hold",
"Done",
],
issue_number: int | None = None,
issue_node_id: str | None = None,
):
"""
Set the status field of a GitHub issue in the project.
Args:
status (str): The status to set. Must be one of the predefined statuses.
issue_number (int, optional): The issue number. If not provided, issue_node_id must be provided.
issue_node_id (str, optional): The issue node ID. If not provided, issue_number must be provided.
"""
if not issue_number and not issue_node_id:
raise ValueError("Either issue_number or issue_node_id must be provided.")
if issue_number and issue_node_id:
raise ValueError("Only one of issue_number or issue_node_id must be provided.")
if issue_number is not None:
issue = self.repo.get_issue(issue_number)
issue_id = self.get_issue_info(issue.node_id)[0]["id"]
else:
issue_id = issue_node_id
field_id, option_id = self.get_status_field_id(field_name=status)
self.set_field_option(issue_id, field_id, option_id)
def run_graphql(self, query: str, variables: dict) -> dict:
"""
Execute a GraphQL query against the GitHub API.
Args:
query (str): The GraphQL query to execute.
variables (dict): The variables to pass to the query.
Returns:
dict: The response from the GitHub API.
"""
response = requests.post(
self.gh_config.graphql_url,
json={"query": query, "variables": variables},
headers=self.gh_config.headers,
timeout=10,
)
if response.status_code != 200:
raise Exception(
f"Query failed with status code {response.status_code}: {response.text}"
)
return response.json()
def get_project_node_id(self):
"""
Retrieve the project node ID from the GitHub API.
"""
query = """
query($owner: String!, $number: Int!) {
organization(login: $owner) {
projectV2(number: $number) {
id
}
}
}
"""
variables = {"owner": self.gh_config.organization, "number": self.gh_config.project_number}
resp = self.run_graphql(query, variables)
return resp["data"]["organization"]["projectV2"]["id"]
def get_issue_info(self, issue_node_id: str):
"""
Get the project-related information for a given issue node ID.
Args:
issue_node_id (str): The node ID of the issue. Please note that this is not the issue number and typically starts with "I".
Returns:
list[dict]: A list of project items associated with the issue.
"""
query = """
query($issueId: ID!) {
node(id: $issueId) {
... on Issue {
projectItems(first: 10) {
nodes {
project {
id
title
}
id
fieldValues(first: 20) {
nodes {
... on ProjectV2ItemFieldSingleSelectValue {
name
field {
... on ProjectV2SingleSelectField {
name
}
}
}
}
}
}
}
}
}
}
"""
variables = {"issueId": issue_node_id}
resp = self.run_graphql(query, variables)
return resp["data"]["node"]["projectItems"]["nodes"]
def get_status_field_id(
self,
field_name: Literal[
"Selected for Development",
"Weekly Backlog",
"In Development",
"Ready For Review",
"On Hold",
"Done",
],
) -> tuple[str, str]:
"""
Get the status field ID and option ID for the given field name in the project.
Args:
field_name (str): The name of the field to retrieve.
Must be one of the predefined statuses.
Returns:
tuple[str, str]: A tuple containing the field ID and option ID.
"""
field_id = None
option_id = None
project_fields = self.get_project_fields()
for field in project_fields:
if field["name"] != "Status":
continue
field_id = field["id"]
for option in field["options"]:
if option["name"] == field_name:
option_id = option["id"]
break
if not field_id or not option_id:
raise ValueError(f"Field '{field_name}' not found in project fields.")
return field_id, option_id
def set_field_option(self, item_id, field_id, option_id):
"""
Set the option of a project item for a single-select field.
Args:
item_id (str): The ID of the project item to update.
field_id (str): The ID of the field to update.
option_id (str): The ID of the option to set.
"""
mutation = """
mutation($projectId: ID!, $itemId: ID!, $fieldId: ID!, $optionId: String!) {
updateProjectV2ItemFieldValue(
input: {
projectId: $projectId
itemId: $itemId
fieldId: $fieldId
value: { singleSelectOptionId: $optionId }
}
) {
projectV2Item {
id
}
}
}
"""
variables = {
"projectId": self.project_node_id,
"itemId": item_id,
"fieldId": field_id,
"optionId": option_id,
}
return self.run_graphql(mutation, variables)
@functools.lru_cache(maxsize=1)
def get_project_fields(self) -> list[dict]:
"""
Get the available fields in the project.
This method caches the result to avoid multiple API calls.
Returns:
list[dict]: A list of fields in the project.
"""
query = """
query($projectId: ID!) {
node(id: $projectId) {
... on ProjectV2 {
fields(first: 50) {
nodes {
... on ProjectV2SingleSelectField {
id
name
options {
id
name
}
}
}
}
}
}
}
"""
variables = {"projectId": self.project_node_id}
resp = self.run_graphql(query, variables)
return list(filter(bool, resp["data"]["node"]["fields"]["nodes"]))
def get_pull_request_linked_issues(self, pr_number: int) -> list[dict]:
"""
Get the linked issues of a pull request.
Args:
pr_number (int): The pull request number.
Returns:
list[dict]: A list of linked issues.
"""
query = """
query($number: Int!, $owner: String!, $repo: String!) {
repository(owner: $owner, name: $repo) {
pullRequest(number: $number) {
id
closingIssuesReferences(first: 50) {
edges {
node {
id
body
number
title
}
}
}
}
}
}
"""
variables = {
"number": pr_number,
"owner": self.gh_config.organization,
"repo": self.gh_config.repository,
}
resp = self.run_graphql(query, variables)
edges = resp["data"]["repository"]["pullRequest"]["closingIssuesReferences"]["edges"]
return [edge["node"] for edge in edges if edge.get("node")]
def main():
# GitHub settings
token = os.getenv("TOKEN")
org = os.getenv("ORG")
repo = os.getenv("REPO")
project_number = os.getenv("PROJECT_NUMBER")
pr_number = os.getenv("PR_NUMBER")
if not token:
raise ValueError("GitHub token is not set. Please set the TOKEN environment variable.")
if not org:
raise ValueError("GitHub organization is not set. Please set the ORG environment variable.")
if not repo:
raise ValueError("GitHub repository is not set. Please set the REPO environment variable.")
if not project_number:
raise ValueError(
"GitHub project number is not set. Please set the PROJECT_NUMBER environment variable."
)
if not pr_number:
raise ValueError(
"Pull request number is not set. Please set the PR_NUMBER environment variable."
)
project_number = int(project_number)
pr_number = int(pr_number)
gh_config = GHConfig(
token=token,
organization=org,
repository=repo,
project_number=project_number,
graphql_url="https://api.github.com/graphql",
rest_url=f"https://api.github.com/repos/{org}/{repo}/issues",
headers={"Authorization": f"Bearer {token}", "Accept": "application/vnd.github+json"},
)
project_item_handler = ProjectItemHandler(gh_config=gh_config)
# Get PR info
pr = project_item_handler.repo.get_pull(pr_number)
# Get the linked issues of the pull request
linked_issues = project_item_handler.get_pull_request_linked_issues(pr_number=pr_number)
print(f"Linked issues: {linked_issues}")
target_status = "In Development" if pr.draft else "Ready For Review"
print(f"Target status: {target_status}")
for issue in linked_issues:
project_item_handler.set_issue_status(issue_number=issue["number"], status=target_status)
if __name__ == "__main__":
main()

View File

@@ -0,0 +1,2 @@
pydantic
pygithub

28
.github/workflows/check_pr.yml vendored Normal file
View File

@@ -0,0 +1,28 @@
name: Check PR status for branch
on:
workflow_call:
outputs:
branch-pr:
description: The PR number if the branch is in one
value: ${{ jobs.pr.outputs.branch-pr }}
jobs:
pr:
runs-on: "ubuntu-latest"
outputs:
branch-pr: ${{ steps.script.outputs.result }}
steps:
- uses: actions/github-script@v7
id: script
if: github.event_name == 'push' && github.event.ref_type != 'tag'
with:
script: |
const prs = await github.rest.pulls.list({
owner: context.repo.owner,
repo: context.repo.repo,
head: context.repo.owner + ':${{ github.ref_name }}'
})
if (prs.data.length) {
console.log(`::notice ::Skipping CI on branch push as it is already run in PR #${prs.data[0]["number"]}`)
return prs.data[0]["number"]
}

60
.github/workflows/ci.yml vendored Normal file
View File

@@ -0,0 +1,60 @@
name: Full CI
on:
push:
pull_request:
workflow_dispatch:
inputs:
BEC_WIDGETS_BRANCH:
description: 'Branch of BEC Widgets to install'
required: false
type: string
BEC_CORE_BRANCH:
description: 'Branch of BEC Core to install'
required: false
type: string
OPHYD_DEVICES_BRANCH:
description: 'Branch of Ophyd Devices to install'
required: false
type: string
permissions:
pull-requests: write
jobs:
check_pr_status:
uses: ./.github/workflows/check_pr.yml
formatter:
needs: check_pr_status
if: needs.check_pr_status.outputs.branch-pr == ''
uses: ./.github/workflows/formatter.yml
unit-test:
needs: [check_pr_status, formatter]
if: needs.check_pr_status.outputs.branch-pr == ''
uses: ./.github/workflows/pytest.yml
with:
BEC_WIDGETS_BRANCH: ${{ inputs.BEC_WIDGETS_BRANCH || github.head_ref }}
BEC_CORE_BRANCH: ${{ inputs.BEC_CORE_BRANCH || 'main' }}
OPHYD_DEVICES_BRANCH: ${{ inputs.OPHYD_DEVICES_BRANCH || 'main' }}
secrets:
CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
unit-test-matrix:
needs: [check_pr_status, formatter]
if: needs.check_pr_status.outputs.branch-pr == ''
uses: ./.github/workflows/pytest-matrix.yml
with:
BEC_WIDGETS_BRANCH: ${{ inputs.BEC_WIDGETS_BRANCH || github.head_ref || github.sha}}
BEC_CORE_BRANCH: ${{ inputs.BEC_CORE_BRANCH || 'main' }}
OPHYD_DEVICES_BRANCH: ${{ inputs.OPHYD_DEVICES_BRANCH || 'main' }}
generate-cli-test:
needs: [check_pr_status, formatter]
if: needs.check_pr_status.outputs.branch-pr == ''
uses: ./.github/workflows/generate-cli-check.yml
end2end-test:
needs: [check_pr_status, formatter]
if: needs.check_pr_status.outputs.branch-pr == ''
uses: ./.github/workflows/end2end-conda.yml

58
.github/workflows/end2end-conda.yml vendored Normal file
View File

@@ -0,0 +1,58 @@
name: Run Pytest with Coverage
on: [workflow_call]
jobs:
pytest:
runs-on: ubuntu-latest
defaults:
run:
shell: bash -el {0}
env:
CHILD_PIPELINE_BRANCH: main # Set the branch you want for ophyd_devices
BEC_CORE_BRANCH: main # Set the branch you want for bec
OPHYD_DEVICES_BRANCH: main # Set the branch you want for ophyd_devices
PLUGIN_REPO_BRANCH: main # Set the branch you want for the plugin repo
PROJECT_PATH: ${{ github.repository }}
QTWEBENGINE_DISABLE_SANDBOX: 1
QT_QPA_PLATFORM: "offscreen"
steps:
- uses: actions/checkout@v4
- name: Set up Conda
uses: conda-incubator/setup-miniconda@v3
with:
auto-update-conda: true
auto-activate-base: true
python-version: '3.11'
- name: Install dependencies
run: |
sudo apt-get update
sudo apt-get install -y libgl1 libegl1 x11-utils libxkbcommon-x11-0 libdbus-1-3 xvfb
sudo apt-get -y install libnss3 libxdamage1 libasound2t64 libatomic1 libxcursor1
- name: Conda install and run pytest
run: |
echo -e "\033[35;1m Using branch $BEC_CORE_BRANCH of BEC CORE \033[0;m";
git clone --branch $BEC_CORE_BRANCH https://github.com/bec-project/bec.git
echo -e "\033[35;1m Using branch $OPHYD_DEVICES_BRANCH of OPHYD_DEVICES \033[0;m";
git clone --branch $OPHYD_DEVICES_BRANCH https://github.com/bec-project/ophyd_devices.git
export OHPYD_DEVICES_PATH=$PWD/ophyd_devices
echo -e "\033[35;1m Using branch $PLUGIN_REPO_BRANCH of bec_testing_plugin \033[0;m";
git clone --branch $PLUGIN_REPO_BRANCH https://github.com/bec-project/bec_testing_plugin.git
cd ./bec
conda create -q -n test-environment python=3.11
source ./bin/install_bec_dev.sh -t
cd ../
pip install -e ./ophyd_devices -e .[dev,pyside6] -e ./bec_testing_plugin
pytest -v --files-path ./ --start-servers --random-order ./tests/end-2-end
- name: Upload logs if job fails
if: failure()
uses: actions/upload-artifact@v4
with:
name: pytest-logs
path: ./logs/*.log
retention-days: 7

66
.github/workflows/formatter.yml vendored Normal file
View File

@@ -0,0 +1,66 @@
name: Formatter and Pylint jobs
on: [workflow_call]
jobs:
Formatter:
runs-on: ubuntu-latest
steps:
- name: Check out repository code
uses: actions/checkout@v4
- name: Set up Python
uses: actions/setup-python@v5
with:
python-version: '3.13'
- name: Run black and isort
run: |
pip install uv
uv pip install --system black isort
uv pip install --system -e .[dev]
black --check --diff --color .
isort --check --diff ./
- name: Check for disallowed imports from PySide
run: '! grep -re "from PySide6\." bec_widgets/ tests/ | grep -v -e "PySide6.QtDesigner" -e "PySide6.scripts"'
Pylint:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: Set up Python
uses: actions/setup-python@v5
with:
python-version: '3.13'
- name: Install dependencies
run: |
python -m pip install --upgrade pip
pip install pylint pylint-exit anybadge
- name: Run Pylint
run: |
mkdir -p ./pylint
set +e
pylint ./${{ github.event.repository.name }} --output-format=text > ./pylint/pylint.log
pylint-exit $?
set -e
- name: Extract Pylint Score
id: score
run: |
SCORE=$(sed -n 's/^Your code has been rated at \([-0-9.]*\)\/.*/\1/p' ./pylint/pylint.log)
echo "score=$SCORE" >> $GITHUB_OUTPUT
- name: Create Badge
run: |
anybadge --label=Pylint --file=./pylint/pylint.svg --value="${{ steps.score.outputs.score }}" 2=red 4=orange 8=yellow 10=green
- name: Upload Artifacts
uses: actions/upload-artifact@v4
with:
name: pylint-artifacts
path: |
# ./pylint/pylint.log # not sure why this isn't working
./pylint/pylint.svg

View File

@@ -0,0 +1,49 @@
name: Run bw-generate-cli
on: [workflow_call]
jobs:
pytest:
runs-on: ubuntu-latest
defaults:
run:
shell: bash -el {0}
env:
CHILD_PIPELINE_BRANCH: main # Set the branch you want for ophyd_devices
BEC_CORE_BRANCH: main # Set the branch you want for bec
OPHYD_DEVICES_BRANCH: main # Set the branch you want for ophyd_devices
PROJECT_PATH: ${{ github.repository }}
QTWEBENGINE_DISABLE_SANDBOX: 1
QT_QPA_PLATFORM: "offscreen"
steps:
- uses: actions/checkout@v4
- name: Set up Python
uses: actions/setup-python@v5
with:
python-version: "3.11"
- name: Install os dependencies
run: |
sudo apt-get update
sudo apt-get install -y libgl1 libegl1 x11-utils libxkbcommon-x11-0 libdbus-1-3 xvfb
sudo apt-get -y install libnss3 libxdamage1 libasound2t64 libatomic1 libxcursor1
- name: Clone and install dependencies
run: |
echo -e "\033[35;1m Using branch $BEC_CORE_BRANCH of BEC CORE \033[0;m";
git clone --branch $BEC_CORE_BRANCH https://github.com/bec-project/bec.git
echo -e "\033[35;1m Using branch $OPHYD_DEVICES_BRANCH of OPHYD_DEVICES \033[0;m";
git clone --branch $OPHYD_DEVICES_BRANCH https://github.com/bec-project/ophyd_devices.git
export OHPYD_DEVICES_PATH=$PWD/ophyd_devices
pip install -e ./ophyd_devices
pip install -e ./bec/bec_lib[dev]
pip install -e ./bec/bec_ipython_client
pip install -e .[dev,pyside6]
- name: Run bw-generate-cli
run: |
bw-generate-cli --target bec_widgets
git diff --exit-code

59
.github/workflows/pytest-matrix.yml vendored Normal file
View File

@@ -0,0 +1,59 @@
name: Run Pytest with different Python versions
on:
workflow_call:
inputs:
pr_number:
description: 'Pull request number'
required: false
type: number
BEC_CORE_BRANCH:
description: 'Branch of BEC Core to install'
required: false
default: 'main'
type: string
OPHYD_DEVICES_BRANCH:
description: 'Branch of Ophyd Devices to install'
required: false
default: 'main'
type: string
BEC_WIDGETS_BRANCH:
description: 'Branch of BEC Widgets to install'
required: false
default: 'main'
type: string
jobs:
pytest-matrix:
runs-on: ubuntu-latest
strategy:
matrix:
python-version: ["3.10", "3.11", "3.12"]
env:
BEC_WIDGETS_BRANCH: main # Set the branch you want for bec_widgets
BEC_CORE_BRANCH: main # Set the branch you want for bec
OPHYD_DEVICES_BRANCH: main # Set the branch you want for ophyd_devices
PROJECT_PATH: ${{ github.repository }}
QTWEBENGINE_DISABLE_SANDBOX: 1
QT_QPA_PLATFORM: "offscreen"
steps:
- name: Checkout BEC Widgets
uses: actions/checkout@v4
with:
repository: bec-project/bec_widgets
ref: ${{ inputs.BEC_WIDGETS_BRANCH }}
- name: Install BEC Widgets and dependencies
uses: ./.github/actions/bw_install
with:
BEC_WIDGETS_BRANCH: ${{ inputs.BEC_WIDGETS_BRANCH }}
BEC_CORE_BRANCH: ${{ inputs.BEC_CORE_BRANCH }}
OPHYD_DEVICES_BRANCH: ${{ inputs.OPHYD_DEVICES_BRANCH }}
PYTHON_VERSION: ${{ matrix.python-version }}
- name: Run Pytest
run: |
pip install pytest pytest-random-order
pytest -v --junitxml=report.xml --random-order ./tests/unit_tests

64
.github/workflows/pytest.yml vendored Normal file
View File

@@ -0,0 +1,64 @@
name: Run Pytest with Coverage
on:
workflow_call:
inputs:
pr_number:
description: 'Pull request number'
required: false
type: number
BEC_CORE_BRANCH:
description: 'Branch of BEC Core to install'
required: false
default: 'main'
type: string
OPHYD_DEVICES_BRANCH:
description: 'Branch of Ophyd Devices to install'
required: false
default: 'main'
type: string
BEC_WIDGETS_BRANCH:
description: 'Branch of BEC Widgets to install'
required: false
default: 'main'
type: string
secrets:
CODECOV_TOKEN:
required: true
permissions:
pull-requests: write
jobs:
pytest:
runs-on: ubuntu-latest
env:
QTWEBENGINE_DISABLE_SANDBOX: 1
QT_QPA_PLATFORM: "offscreen"
steps:
- name: Checkout BEC Widgets
uses: actions/checkout@v4
with:
repository: bec-project/bec_widgets
ref: ${{ inputs.BEC_WIDGETS_BRANCH }}
- name: Install BEC Widgets and dependencies
uses: ./.github/actions/bw_install
with:
BEC_WIDGETS_BRANCH: ${{ inputs.BEC_WIDGETS_BRANCH }}
BEC_CORE_BRANCH: ${{ inputs.BEC_CORE_BRANCH }}
OPHYD_DEVICES_BRANCH: ${{ inputs.OPHYD_DEVICES_BRANCH }}
PYTHON_VERSION: 3.11
- name: Run Pytest with Coverage
id: coverage
run: pytest --random-order --cov=bec_widgets --cov-config=pyproject.toml --cov-branch --cov-report=xml --no-cov-on-fail tests/unit_tests/
- name: Upload coverage to Codecov
uses: codecov/codecov-action@v5
with:
token: ${{ secrets.CODECOV_TOKEN }}
slug: bec-project/bec_widgets

103
.github/workflows/semantic_release.yml vendored Normal file
View File

@@ -0,0 +1,103 @@
name: Continuous Delivery
on:
push:
branches:
- main
# default: least privileged permissions across all jobs
permissions:
contents: read
jobs:
release:
runs-on: ubuntu-latest
concurrency:
group: ${{ github.workflow }}-release-${{ github.ref_name }}
cancel-in-progress: false
env:
CHILD_PIPELINE_BRANCH: main # Set the branch you want for ophyd_devices
BEC_CORE_BRANCH: main # Set the branch you want for bec
OPHYD_DEVICES_BRANCH: main # Set the branch you want for ophyd_devices
PROJECT_PATH: ${{ github.repository }}
QTWEBENGINE_DISABLE_SANDBOX: 1
QT_QPA_PLATFORM: "offscreen"
permissions:
contents: write
steps:
# Note: We checkout the repository at the branch that triggered the workflow
# with the entire history to ensure to match PSR's release branch detection
# and history evaluation.
# However, we forcefully reset the branch to the workflow sha because it is
# possible that the branch was updated while the workflow was running. This
# prevents accidentally releasing un-evaluated changes.
- name: Setup | Checkout Repository on Release Branch
uses: actions/checkout@v4
with:
ref: ${{ github.ref_name }}
fetch-depth: 0
ssh-key: ${{ secrets.CI_DEPLOY_SSH_KEY }}
ssh-known-hosts: ${{ secrets.CI_DEPLOY_SSH_KNOWN_HOSTS }}
- name: Set up Python
uses: actions/setup-python@v5
with:
python-version: '3.11'
- name: Setup | Force release branch to be at workflow sha
run: |
git reset --hard ${{ github.sha }}
- name: Evaluate | Verify upstream has NOT changed
# Last chance to abort before causing an error as another PR/push was applied to
# the upstream branch while this workflow was running. This is important
# because we are committing a version change (--commit). You may omit this step
# if you have 'commit: false' in your configuration.
#
# You may consider moving this to a repo script and call it from this step instead
# of writing it in-line.
shell: bash
run: |
set +o pipefail
UPSTREAM_BRANCH_NAME="$(git status -sb | head -n 1 | cut -d' ' -f2 | grep -E '\.{3}' | cut -d'.' -f4)"
printf '%s\n' "Upstream branch name: $UPSTREAM_BRANCH_NAME"
set -o pipefail
if [ -z "$UPSTREAM_BRANCH_NAME" ]; then
printf >&2 '%s\n' "::error::Unable to determine upstream branch name!"
exit 1
fi
git fetch "${UPSTREAM_BRANCH_NAME%%/*}"
if ! UPSTREAM_SHA="$(git rev-parse "$UPSTREAM_BRANCH_NAME")"; then
printf >&2 '%s\n' "::error::Unable to determine upstream branch sha!"
exit 1
fi
HEAD_SHA="$(git rev-parse HEAD)"
if [ "$HEAD_SHA" != "$UPSTREAM_SHA" ]; then
printf >&2 '%s\n' "[HEAD SHA] $HEAD_SHA != $UPSTREAM_SHA [UPSTREAM SHA]"
printf >&2 '%s\n' "::error::Upstream has changed, aborting release..."
exit 1
fi
printf '%s\n' "Verified upstream branch has not changed, continuing with release..."
- name: Semantic Version Release
id: release
env:
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
run: |
pip install python-semantic-release==9.* wheel build twine
semantic-release -vv version
if [ ! -d dist ]; then echo No release will be made; exit 0; fi
twine upload dist/* -u __token__ -p ${{ secrets.CI_PYPI_TOKEN }} --skip-existing
semantic-release publish

15
.github/workflows/stale-issues.yml vendored Normal file
View File

@@ -0,0 +1,15 @@
name: 'Close stale issues and PRs'
on:
schedule:
- cron: '00 10 * * *'
jobs:
stale:
runs-on: ubuntu-latest
steps:
- uses: actions/stale@v9
with:
stale-issue-message: 'This issue is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days.'
stale-pr-message: 'This PR is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days.'
days-before-stale: 60
days-before-close: 7

40
.github/workflows/sync-issues-pr.yml vendored Normal file
View File

@@ -0,0 +1,40 @@
name: Sync PR to Project
on:
pull_request:
types: [opened, edited, ready_for_review, converted_to_draft, reopened, synchronize]
jobs:
sync-project:
runs-on: ubuntu-latest
permissions:
issues: write
pull-requests: read
contents: read
env:
PROJECT_NUMBER: 3 # BEC Project
ORG: 'bec-project'
REPO: 'bec_widgets'
TOKEN: ${{ secrets.ADD_ISSUE_TO_PROJECT }}
PR_NUMBER: ${{ github.event.pull_request.number }}
steps:
- name: Set up python environment
uses: actions/setup-python@v4
with:
python-version: 3.11
- name: Checkout repo
uses: actions/checkout@v4
with:
repository: ${{ github.repository }}
ref: ${{ github.event.pull_request.head.ref }}
- name: Install dependencies
run: |
pip install -r ./.github/scripts/pr_issue_sync/requirements.txt
- name: Sync PR to Project
run: |
python ./.github/scripts/pr_issue_sync/pr_issue_sync.py

3
.gitignore vendored
View File

@@ -64,6 +64,9 @@ coverage.xml
.pytest_cache/
cover/
# Output from end2end testing
tests/reference_failures/
# Translations
*.mo
*.pot

View File

@@ -13,7 +13,7 @@ variables:
value: main
CHILD_PIPELINE_BRANCH: $CI_DEFAULT_BRANCH
CHECK_PKG_VERSIONS:
description: Whether to run additional tests against min/max/random selection of dependencies. Set to 1 for running.
description: Whether to run additional tests against min/max/random selection of dependencies. Set to 1 for running.
value: 0
workflow:
@@ -77,7 +77,7 @@ formatter:
stage: Formatter
needs: []
script:
- pip install bec_lib[dev]
- pip install -e ./[dev]
- isort --check --diff --line-length=100 --profile=black --multi-line=3 --trailing-comma ./
- black --check --diff --color --line-length=100 --skip-magic-trailing-comma ./
rules:
@@ -162,6 +162,20 @@ tests:
- tests/reference_failures/
when: always
generate-client-check:
stage: test
needs: []
variables:
QT_QPA_PLATFORM: "offscreen"
script:
- *clone-repos
- *install-os-packages
- *install-repos
- pip install -e .[dev,pyside6]
- bw-generate-cli --target bec_widgets
# if there are changes in the generated files, fail the job
- git diff --exit-code
test-matrix:
parallel:
matrix:
@@ -189,7 +203,7 @@ test-matrix:
end-2-end-conda:
stage: End2End
needs: []
image: continuumio/miniconda3
image: continuumio/miniconda3:25.1.1-2
allow_failure: false
variables:
QT_QPA_PLATFORM: "offscreen"
@@ -216,7 +230,7 @@ end-2-end-conda:
- pip install -e ./ophyd_devices
- pip install -e .[dev,pyside6]
- pytest -v --files-path ./ --start-servers --flush-redis --random-order ./tests/end-2-end
- pytest -v --files-path ./ --start-servers --random-order ./tests/end-2-end
artifacts:
when: on_failure
@@ -231,7 +245,7 @@ end-2-end-conda:
- if: '$CI_PIPELINE_SOURCE == "parent_pipeline"'
- if: '$CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "main"'
- if: '$CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "production"'
- if: '$CI_MERGE_REQUEST_TARGET_BRANCH_NAME =~ /^pre_release.*$/'
- if: "$CI_MERGE_REQUEST_TARGET_BRANCH_NAME =~ /^pre_release.*$/"
semver:
stage: Deploy

View File

@@ -1,17 +0,0 @@
## Bug report
## Summary
[Provide a brief description of the bug.]
## Expected Behavior vs Actual Behavior
[Describe what you expected to happen and what actually happened.]
## Steps to Reproduce
[Outline the steps that lead to the bug's occurrence. Be specific and provide a clear sequence of actions.]
## Related Issues
[Paste links to any related issues or feature requests.]

View File

@@ -7,13 +7,13 @@ version: 2
# Set the version of Python and other tools you might need
build:
os: ubuntu-20.04
os: ubuntu-22.04
tools:
python: "3.10"
python: "3.11"
# Build documentation in the docs/ directory with Sphinx
sphinx:
configuration: docs/conf.py
configuration: docs/conf.py
# If using Sphinx, optionally build your docs in additional formats such as PDF
# formats:
@@ -21,5 +21,7 @@ sphinx:
# Optionally declare the Python requirements required to build your docs
python:
install:
- requirements: docs/requirements.txt
install:
- requirements: docs/requirements.txt
- method: pip
path: .[dev]

File diff suppressed because it is too large Load Diff

View File

@@ -1,6 +1,6 @@
BSD 3-Clause License
Copyright (c) 2023, bec
Copyright (c) 2025, Paul Scherrer Institute
All rights reserved.
Redistribution and use in source and binary forms, with or without

View File

@@ -1,5 +1,16 @@
# BEC Widgets
[![CI](https://github.com/bec-project/bec_widgets/actions/workflows/ci.yml/badge.svg)](https://github.com/bec-project/bec_widgets/actions/workflows/ci.yml)
[![badge](https://img.shields.io/pypi/v/bec-widgets)](https://pypi.org/project/bec-widgets/)
[![License](https://img.shields.io/github/license/bec-project/bec_widgets)](./LICENSE)
[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
[![Python](https://img.shields.io/badge/python-3.10%20%7C%203.11%20%7C%203.12-blue?logo=python&logoColor=white)](https://www.python.org)
[![PySide6](https://img.shields.io/badge/PySide6-blue?logo=qt&logoColor=white)](https://doc.qt.io/qtforpython/)
[![Conventional Commits](https://img.shields.io/badge/conventional%20commits-1.0.0-yellow?logo=conventionalcommits&logoColor=white)](https://conventionalcommits.org)
[![codecov](https://codecov.io/gh/bec-project/bec_widgets/graph/badge.svg?token=0Z9IQRJKMY)](https://codecov.io/gh/bec-project/bec_widgets)
**⚠️ Important Notice:**
🚨 **PyQt6 is no longer supported** due to incompatibilities with Qt Designer. Please use **PySide6** instead. 🚨

View File

@@ -2,11 +2,11 @@ from __future__ import annotations
import os
import xml.etree.ElementTree as ET
from typing import TYPE_CHECKING
from typing import TYPE_CHECKING, Callable
from bec_lib.logger import bec_logger
from qtpy.QtCore import Qt, Signal
from qtpy.QtGui import QPainter, QPainterPath, QPixmap
from qtpy.QtCore import Qt, Signal # type: ignore
from qtpy.QtGui import QFontMetrics, QPainter, QPainterPath, QPixmap
from qtpy.QtWidgets import (
QApplication,
QComboBox,
@@ -21,11 +21,13 @@ from qtpy.QtWidgets import (
import bec_widgets
from bec_widgets.cli.rpc.rpc_register import RPCRegister
from bec_widgets.utils.bec_plugin_helper import get_all_plugin_widgets
from bec_widgets.utils.container_utils import WidgetContainerUtils
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.name_utils import pascal_to_snake
from bec_widgets.utils.plugin_utils import get_plugin_auto_updates
from bec_widgets.utils.round_frame import RoundedFrame
from bec_widgets.utils.toolbar import ModularToolBar
from bec_widgets.utils.toolbars.toolbar import ModularToolBar
from bec_widgets.utils.ui_loader import UILoader
from bec_widgets.widgets.containers.auto_update.auto_updates import AutoUpdates
from bec_widgets.widgets.containers.dock.dock_area import BECDockArea
@@ -35,11 +37,14 @@ from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import
if TYPE_CHECKING: # pragma: no cover
from qtpy.QtCore import QObject
from bec_widgets.utils.bec_widget import BECWidget
logger = bec_logger.logger
MODULE_PATH = os.path.dirname(bec_widgets.__file__)
class LaunchTile(RoundedFrame):
DEFAULT_SIZE = (250, 300)
open_signal = Signal()
def __init__(
@@ -50,9 +55,15 @@ class LaunchTile(RoundedFrame):
main_label: str | None = None,
description: str | None = None,
show_selector: bool = False,
tile_size: tuple[int, int] | None = None,
):
super().__init__(parent=parent, orientation="vertical")
# Provide a perinstance TILE_SIZE so the class can compute layout
if tile_size is None:
tile_size = self.DEFAULT_SIZE
self.tile_size = tile_size
self.icon_label = QLabel(parent=self)
self.icon_label.setFixedSize(100, 100)
self.icon_label.setScaledContents(True)
@@ -83,12 +94,26 @@ class LaunchTile(RoundedFrame):
# Main label
self.main_label = QLabel(main_label)
# Desired default appearance
font_main = self.main_label.font()
font_main.setPointSize(14)
font_main.setBold(True)
self.main_label.setFont(font_main)
self.main_label.setWordWrap(True)
self.main_label.setAlignment(Qt.AlignCenter)
# Shrink font if the default would wrap on this platform / DPI
content_width = (
self.tile_size[0]
- self.layout.contentsMargins().left()
- self.layout.contentsMargins().right()
)
self._fit_label_to_width(self.main_label, content_width)
# Give every tile the same reserved height for the title so the
# description labels start at an identical yoffset.
self.main_label.setFixedHeight(QFontMetrics(self.main_label.font()).height() + 2)
self.layout.addWidget(self.main_label)
self.spacer_top = QSpacerItem(0, 10, QSizePolicy.Fixed, QSizePolicy.Fixed)
@@ -129,6 +154,29 @@ class LaunchTile(RoundedFrame):
)
self.layout.addWidget(self.action_button, alignment=Qt.AlignCenter)
def _fit_label_to_width(self, label: QLabel, max_width: int, min_pt: int = 10):
"""
Fit the label text to the specified maximum width by adjusting the font size.
Args:
label(QLabel): The label to adjust.
max_width(int): The maximum width the label can occupy.
min_pt(int): The minimum font point size to use.
"""
font = label.font()
for pt in range(font.pointSize(), min_pt - 1, -1):
font.setPointSize(pt)
metrics = QFontMetrics(font)
if metrics.horizontalAdvance(label.text()) <= max_width:
label.setFont(font)
label.setWordWrap(False)
return
# If nothing fits, fall back to eliding
metrics = QFontMetrics(font)
label.setFont(font)
label.setWordWrap(False)
label.setText(metrics.elidedText(label.text(), Qt.ElideRight, max_width))
class LaunchWindow(BECMainWindow):
RPC = True
@@ -141,6 +189,9 @@ class LaunchWindow(BECMainWindow):
super().__init__(parent=parent, gui_id=gui_id, window_title=window_title, **kwargs)
self.app = QApplication.instance()
self.tiles: dict[str, LaunchTile] = {}
# Track the smallest mainlabel font size chosen so far
self._min_main_label_pt: int | None = None
# Toolbar
self.dark_mode_button = DarkModeButton(parent=self, toolbar=True)
@@ -156,58 +207,125 @@ class LaunchWindow(BECMainWindow):
self.central_widget.layout = QHBoxLayout(self.central_widget)
self.setCentralWidget(self.central_widget)
self.tile_dock_area = LaunchTile(
self.register_tile(
name="dock_area",
icon_path=os.path.join(MODULE_PATH, "assets", "app_icons", "bec_widgets_icon.png"),
top_label="Get started",
main_label="BEC Dock Area",
description="Highly flexible and customizable dock area application with modular widgets.",
action_button=lambda: self.launch("dock_area"),
show_selector=False,
)
self.tile_dock_area.setFixedSize(*self.TILE_SIZE)
self.tile_auto_update = LaunchTile(
self.available_auto_updates: dict[str, type[AutoUpdates]] = (
self._update_available_auto_updates()
)
self.register_tile(
name="auto_update",
icon_path=os.path.join(MODULE_PATH, "assets", "app_icons", "auto_update.png"),
top_label="Get automated",
main_label="BEC Auto Update Dock Area",
description="Dock area with auto update functionality for BEC widgets plotting.",
action_button=self._open_auto_update,
show_selector=True,
selector_items=list(self.available_auto_updates.keys()) + ["Default"],
)
self.tile_auto_update.setFixedSize(*self.TILE_SIZE)
self.tile_ui_file = LaunchTile(
self.register_tile(
name="custom_ui_file",
icon_path=os.path.join(MODULE_PATH, "assets", "app_icons", "ui_loader_tile.png"),
top_label="Get customized",
main_label="Launch Custom UI File",
description="GUI application with custom UI file.",
action_button=self._open_custom_ui_file,
show_selector=False,
)
self.tile_ui_file.setFixedSize(*self.TILE_SIZE)
# Add tiles to the main layout
self.central_widget.layout.addWidget(self.tile_dock_area)
self.central_widget.layout.addWidget(self.tile_auto_update)
self.central_widget.layout.addWidget(self.tile_ui_file)
# hacky solution no time to waste
self.tiles = [self.tile_dock_area, self.tile_auto_update, self.tile_ui_file]
# Connect signals
self.tile_dock_area.action_button.clicked.connect(lambda: self.launch("dock_area"))
self.tile_auto_update.action_button.clicked.connect(self._open_auto_update)
self.tile_ui_file.action_button.clicked.connect(self._open_custom_ui_file)
self._update_theme()
# Auto updates
self.available_auto_updates: dict[str, type[AutoUpdates]] = (
self._update_available_auto_updates()
)
if self.tile_auto_update.selector is not None:
self.tile_auto_update.selector.addItems(
list(self.available_auto_updates.keys()) + ["Default"]
# plugin widgets
self.available_widgets: dict[str, type[BECWidget]] = get_all_plugin_widgets().as_dict()
if self.available_widgets:
plugin_repo_name = next(iter(self.available_widgets.values())).__module__.split(".")[0]
plugin_repo_name = plugin_repo_name.removesuffix("_bec").upper()
self.register_tile(
name="widget",
icon_path=os.path.join(
MODULE_PATH, "assets", "app_icons", "widget_launch_tile.png"
),
top_label="Get quickly started",
main_label=f"Launch a {plugin_repo_name} Widget",
description=f"GUI application with one widget from the {plugin_repo_name} repository.",
action_button=self._open_widget,
show_selector=True,
selector_items=list(self.available_widgets.keys()),
)
self._update_theme()
self.register = RPCRegister()
self.register.callbacks.append(self._turn_off_the_lights)
self.register.broadcast()
def register_tile(
self,
name: str,
icon_path: str | None = None,
top_label: str | None = None,
main_label: str | None = None,
description: str | None = None,
action_button: Callable | None = None,
show_selector: bool = False,
selector_items: list[str] | None = None,
):
"""
Register a tile in the launcher window.
Args:
name(str): The name of the tile.
icon_path(str): The path to the icon.
top_label(str): The top label of the tile.
main_label(str): The main label of the tile.
description(str): The description of the tile.
action_button(callable): The action to be performed when the button is clicked.
show_selector(bool): Whether to show a selector or not.
selector_items(list[str]): The items to be shown in the selector.
"""
tile = LaunchTile(
icon_path=icon_path,
top_label=top_label,
main_label=main_label,
description=description,
show_selector=show_selector,
tile_size=self.TILE_SIZE,
)
tile.setFixedWidth(self.TILE_SIZE[0])
tile.setMinimumHeight(self.TILE_SIZE[1])
tile.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.MinimumExpanding)
if action_button:
tile.action_button.clicked.connect(action_button)
if show_selector and selector_items:
tile.selector.addItems(selector_items)
self.central_widget.layout.addWidget(tile)
# keep all tiles' main labels at a unified point size
current_pt = tile.main_label.font().pointSize()
if self._min_main_label_pt is None or current_pt < self._min_main_label_pt:
# New global minimum shrink every existing tile to this size
self._min_main_label_pt = current_pt
for t in self.tiles.values():
f = t.main_label.font()
f.setPointSize(self._min_main_label_pt)
t.main_label.setFont(f)
t.main_label.setFixedHeight(QFontMetrics(f).height() + 2)
elif current_pt > self._min_main_label_pt:
# Tile is larger than global minimum shrink it to match
f = tile.main_label.font()
f.setPointSize(self._min_main_label_pt)
tile.main_label.setFont(f)
tile.main_label.setFixedHeight(QFontMetrics(f).height() + 2)
self.tiles[name] = tile
def launch(
self,
launch_script: str,
@@ -235,10 +353,8 @@ class LaunchWindow(BECMainWindow):
raise ValueError(
f"Name {name} must be unique for dock areas, but already exists: {existing_dock_areas}."
)
if not WidgetContainerUtils.has_name_valid_chars(name):
raise ValueError(
f"Name {name} contains invalid characters. Only alphanumeric characters, underscores, and dashes are allowed."
)
WidgetContainerUtils.raise_for_invalid_name(name)
else:
name = "dock_area"
name = WidgetContainerUtils.generate_unique_name(name, existing_dock_areas)
@@ -258,6 +374,12 @@ class LaunchWindow(BECMainWindow):
auto_update = kwargs.pop("auto_update", None)
return self._launch_auto_update(auto_update)
if launch_script == "widget":
widget = kwargs.pop("widget", None)
if widget is None:
raise ValueError("Widget name must be provided.")
return self._launch_widget(widget)
launch = getattr(bw_launch, launch_script, None)
if launch is None:
raise ValueError(f"Launch script {launch_script} not found.")
@@ -275,6 +397,7 @@ class LaunchWindow(BECMainWindow):
else:
window = BECMainWindow()
window.setCentralWidget(result_widget)
window.setWindowTitle(f"BEC - {result_widget.objectName()}")
window.show()
return result_widget
@@ -284,6 +407,8 @@ class LaunchWindow(BECMainWindow):
raise ValueError("UI file must be provided for custom UI file launch.")
filename = os.path.basename(ui_file).split(".")[0]
WidgetContainerUtils.raise_for_invalid_name(filename)
tree = ET.parse(ui_file)
root = tree.getroot()
# Check if the top-level widget is a QMainWindow
@@ -321,11 +446,28 @@ class LaunchWindow(BECMainWindow):
window.show()
return window
def _launch_widget(self, widget: type[BECWidget]) -> QWidget:
name = pascal_to_snake(widget.__name__)
WidgetContainerUtils.raise_for_invalid_name(name)
window = BECMainWindow()
widget_instance = widget(root_widget=True, object_name=name)
assert isinstance(widget_instance, QWidget)
QApplication.processEvents()
window.setCentralWidget(widget_instance)
window.resize(window.minimumSizeHint())
window.setWindowTitle(f"BEC - {widget_instance.objectName()}")
window.show()
return window
def apply_theme(self, theme: str):
"""
Change the theme of the application.
"""
for tile in self.tiles:
for tile in self.tiles.values():
tile.apply_theme(theme)
super().apply_theme(theme)
@@ -334,14 +476,25 @@ class LaunchWindow(BECMainWindow):
"""
Open the auto update window.
"""
if self.tile_auto_update.selector is None:
if self.tiles["auto_update"].selector is None:
auto_update = None
else:
auto_update = self.tile_auto_update.selector.currentText()
auto_update = self.tiles["auto_update"].selector.currentText()
if auto_update == "Default":
auto_update = None
return self.launch("auto_update", auto_update=auto_update)
def _open_widget(self):
"""
Open a widget from the available widgets.
"""
if self.tiles["widget"].selector is None:
return
widget = self.tiles["widget"].selector.currentText()
if widget not in self.available_widgets:
raise ValueError(f"Widget {widget} not found in available widgets.")
return self.launch("widget", widget=self.available_widgets[widget])
@SafeSlot(popup_error=True)
def _open_custom_ui_file(self):
"""
@@ -389,7 +542,7 @@ class LaunchWindow(BECMainWindow):
remaining_connections = [
connection for connection in connections.values() if connection.parent_id != self.gui_id
]
return len(remaining_connections) <= 1
return len(remaining_connections) <= 4
def _turn_off_the_lights(self, connections: dict):
"""

Binary file not shown.

After

Width:  |  Height:  |  Size: 2.1 MiB

File diff suppressed because it is too large Load Diff

View File

@@ -41,6 +41,7 @@ class ClientGenerator:
import inspect
import traceback
from functools import reduce
from operator import add
from typing import Literal, Optional
"""
if self._base
@@ -110,7 +111,7 @@ _Widgets = {
self.content += """
try:
_plugin_widgets = get_all_plugin_widgets()
_plugin_widgets = get_all_plugin_widgets().as_dict()
plugin_client = get_plugin_client_module()
Widgets = _WidgetsEnumType("Widgets", {name: name for name in _plugin_widgets} | _Widgets)
@@ -222,18 +223,18 @@ class {class_name}(RPCBase):"""
# Combine header and content, then format with black
full_content = self.header + "\n" + self.content
try:
formatted_content = black.format_str(full_content, mode=black.FileMode(line_length=100))
formatted_content = black.format_str(full_content, mode=black.Mode(line_length=100))
except black.NothingChanged:
formatted_content = full_content
isort.Config(
config = isort.Config(
profile="black",
line_length=100,
multi_line_output=3,
include_trailing_comma=True,
include_trailing_comma=False,
known_first_party=["bec_widgets"],
)
formatted_content = isort.code(formatted_content)
formatted_content = isort.code(formatted_content, config=config)
with open(file_name, "w", encoding="utf-8") as file:
file.write(formatted_content)
@@ -318,5 +319,5 @@ def main():
if __name__ == "__main__": # pragma: no cover
import sys
sys.argv = ["bw-generate-cli", "--target", "csaxs_bec"]
sys.argv = ["bw-generate-cli", "--target", "bec_widgets"]
main()

View File

@@ -31,10 +31,9 @@ class RPCWidgetHandler:
Returns:
None
"""
clss = get_custom_classes("bec_widgets")
self._widget_classes = get_all_plugin_widgets() | {
cls.__name__: cls for cls in clss.widgets if cls.__name__ not in IGNORE_WIDGETS
}
self._widget_classes = (
get_custom_classes("bec_widgets") + get_all_plugin_widgets()
).as_dict(IGNORE_WIDGETS)
def create_widget(self, widget_type, **kwargs) -> BECWidget:
"""

View File

@@ -6,7 +6,6 @@ import os
import signal
import sys
from contextlib import redirect_stderr, redirect_stdout
from typing import cast
from bec_lib.logger import bec_logger
from bec_lib.service_config import ServiceConfig
@@ -38,6 +37,10 @@ class SimpleFileLikeFromLogOutputFunc:
self._log_func(lines)
self._buffer = [remaining]
@property
def encoding(self):
return "utf-8"
def close(self):
return

View File

@@ -43,7 +43,7 @@ class JupyterConsoleWindow(QWidget): # pragma: no cover:
"pg": pg,
"wh": wh,
"dock": self.dock,
# "im": self.im,
"im": self.im,
# "mi": self.mi,
# "mm": self.mm,
# "lm": self.lm,
@@ -112,13 +112,13 @@ class JupyterConsoleWindow(QWidget): # pragma: no cover:
# tab_widget.addTab(fifth_tab, "Waveform Next Gen")
# tab_widget.setCurrentIndex(4)
#
# sixth_tab = QWidget()
# sixth_tab_layout = QVBoxLayout(sixth_tab)
# self.im = Image()
# self.mi = self.im.main_image
# sixth_tab_layout.addWidget(self.im)
# tab_widget.addTab(sixth_tab, "Image Next Gen")
# tab_widget.setCurrentIndex(5)
sixth_tab = QWidget()
sixth_tab_layout = QVBoxLayout(sixth_tab)
self.im = Image(popups=True)
self.mi = self.im.main_image
sixth_tab_layout.addWidget(self.im)
tab_widget.addTab(sixth_tab, "Image Next Gen")
tab_widget.setCurrentIndex(1)
#
# seventh_tab = QWidget()
# seventh_tab_layout = QVBoxLayout(seventh_tab)

View File

@@ -19,7 +19,7 @@ class FakeDevice(BECDevice):
"readoutPriority": "baseline",
"deviceClass": "ophyd.Device",
"deviceConfig": {},
"deviceTags": ["user device"],
"deviceTags": {"user device"},
"enabled": enabled,
"readOnly": False,
"name": self.name,
@@ -89,16 +89,28 @@ class FakePositioner(BECPositioner):
"readoutPriority": "baseline",
"deviceClass": "ophyd_devices.SimPositioner",
"deviceConfig": {"delay": 1, "tolerance": 0.01, "update_frequency": 400},
"deviceTags": ["user motors"],
"deviceTags": {"user motors"},
"enabled": enabled,
"readOnly": False,
"name": self.name,
}
self._info = {
"signals": {
"readback": {"kind_str": "5"}, # hinted
"setpoint": {"kind_str": "1"}, # normal
"velocity": {"kind_str": "2"}, # config
"readback": {
"kind_str": "hinted",
"component_name": "readback",
"obj_name": self.name,
}, # hinted
"setpoint": {
"kind_str": "normal",
"component_name": "setpoint",
"obj_name": f"{self.name}_setpoint",
}, # normal
"velocity": {
"kind_str": "config",
"component_name": "velocity",
"obj_name": f"{self.name}_velocity",
}, # config
}
}
self.signals = {
@@ -184,8 +196,8 @@ class FakePositioner(BECPositioner):
class Positioner(FakePositioner):
"""just placeholder for testing embedded isinstance check in DeviceCombobox"""
def __init__(self, name="test", limits=None, read_value=1.0):
super().__init__(name, limits, read_value)
def __init__(self, name="test", limits=None, read_value=1.0, enabled=True):
super().__init__(name, limits=limits, read_value=read_value, enabled=enabled)
class Device(FakeDevice):
@@ -200,10 +212,49 @@ class DMMock:
self.devices = DeviceContainer()
self.enabled_devices = [device for device in self.devices if device.enabled]
def add_devives(self, devices: list):
def add_devices(self, devices: list):
"""
Add devices to the DeviceContainer.
Args:
devices (list): List of device instances to add.
"""
for device in devices:
self.devices[device.name] = device
def get_bec_signals(self, signal_class_name: str):
"""
Emulate DeviceManager.get_bec_signals for unit-tests.
For “AsyncSignal” we list every device whose readout_priority is
ReadoutPriority.ASYNC and build a minimal tuple
(device_name, signal_name, signal_info_dict) that matches the real
API shape used by Waveform._check_async_signal_found.
"""
signals: list[tuple[str, str, dict]] = []
if signal_class_name != "AsyncSignal":
return signals
for device in self.devices.values():
if getattr(device, "readout_priority", None) == ReadoutPriority.ASYNC:
device_name = device.name
signal_name = device.name # primary signal in our mocks
signal_info = {
"component_name": signal_name,
"obj_name": signal_name,
"kind_str": "hinted",
"signal_class": signal_class_name,
"metadata": {
"connected": True,
"precision": None,
"read_access": True,
"timestamp": 0.0,
"write_access": True,
},
}
signals.append((device_name, signal_name, signal_info))
return signals
DEVICES = [
FakePositioner("samx", limits=[-10, 10], read_value=2.0),

View File

@@ -186,7 +186,6 @@ class BECConnector:
except:
logger.error(f"Error getting parent_id for {self.__class__.__name__}")
@SafeSlot()
def _run_cleanup_on_deleted_parent(self) -> None:
"""
Run cleanup on the deleted parent.
@@ -205,6 +204,17 @@ class BECConnector:
f"This is not necessarily an error as the parent may be deleted before the child and includes already a cleanup. The following exception was raised:\n{content}"
)
def change_object_name(self, name: str) -> None:
"""
Change the object name of the widget. Unregister old name and register the new one.
Args:
name (str): The new object name.
"""
self.rpc_register.remove_rpc(self)
self.setObjectName(name.replace("-", "_").replace(" ", "_"))
QTimer.singleShot(0, self._update_object_name)
def _update_object_name(self) -> None:
"""
Enforce a unique object name among siblings and register the object for RPC.

View File

@@ -16,9 +16,9 @@ if PYSIDE6:
from PySide6.scripts.pyside_tool import (
_extend_path_var,
init_virtual_env,
qt_tool_wrapper,
is_pyenv_python,
is_virtual_env,
qt_tool_wrapper,
ui_tool_binary,
)
@@ -78,7 +78,7 @@ def list_editable_packages() -> set[str]:
return editable_packages
def patch_designer(): # pragma: no cover
def patch_designer(cmd_args: list[str] = []): # pragma: no cover
if not PYSIDE6:
print("PYSIDE6 is not available in the environment. Cannot patch designer.")
return
@@ -119,7 +119,7 @@ def patch_designer(): # pragma: no cover
editable_packages = list_editable_packages()
for pckg in editable_packages:
_extend_path_var("PYTHONPATH", pckg, True)
qt_tool_wrapper(ui_tool_binary("designer"), sys.argv[1:])
qt_tool_wrapper(ui_tool_binary("designer"), cmd_args)
def find_plugin_paths(base_path: Path):
@@ -147,7 +147,7 @@ def set_plugin_environment_variable(plugin_paths):
# Patch the designer function
def main(): # pragma: no cover
def open_designer(cmd_args: list[str] = []): # pragma: no cover
if not PYSIDE6:
print("PYSIDE6 is not available in the environment. Exiting...")
return
@@ -160,7 +160,11 @@ def main(): # pragma: no cover
set_plugin_environment_variable(plugin_paths)
patch_designer()
patch_designer(cmd_args)
def main():
open_designer(sys.argv[1:])
if __name__ == "__main__": # pragma: no cover

View File

@@ -4,8 +4,9 @@ import collections
import random
import string
from collections.abc import Callable
from typing import TYPE_CHECKING, Union
from typing import TYPE_CHECKING, DefaultDict, Hashable, Union
import louie
import redis
from bec_lib.client import BECClient
from bec_lib.logger import bec_logger
@@ -25,21 +26,41 @@ if TYPE_CHECKING: # pragma: no cover
class QtThreadSafeCallback(QObject):
"""QtThreadSafeCallback is a wrapper around a callback function to make it thread-safe for Qt."""
cb_signal = pyqtSignal(dict, dict)
def __init__(self, cb):
def __init__(self, cb: Callable, cb_info: dict | None = None):
"""
Initialize the QtThreadSafeCallback.
Args:
cb (Callable): The callback function to be wrapped.
cb_info (dict, optional): Additional information about the callback. Defaults to None.
"""
super().__init__()
self.cb_info = cb_info
self.cb = cb
self.cb_ref = louie.saferef.safe_ref(cb)
self.cb_signal.connect(self.cb)
self.topics = set()
def __hash__(self):
# make 2 differents QtThreadSafeCallback to look
# identical when used as dictionary keys, if the
# callback is the same
return id(self.cb)
return f"{id(self.cb_ref)}{self.cb_info}".__hash__()
def __eq__(self, other):
if not isinstance(other, QtThreadSafeCallback):
return False
return self.cb_ref == other.cb_ref and self.cb_info == other.cb_info
def __call__(self, msg_content, metadata):
if self.cb_ref() is None:
# callback has been deleted
return
self.cb_signal.emit(msg_content, metadata)
@@ -86,7 +107,7 @@ class BECDispatcher:
cls,
client=None,
config: str | ServiceConfig | None = None,
gui_id: str = None,
gui_id: str | None = None,
*args,
**kwargs,
):
@@ -99,7 +120,9 @@ class BECDispatcher:
if self._initialized:
return
self._slots = collections.defaultdict(set)
self._registered_slots: DefaultDict[Hashable, QtThreadSafeCallback] = (
collections.defaultdict()
)
self.client = client
if self.client is None:
@@ -140,7 +163,8 @@ class BECDispatcher:
def connect_slot(
self,
slot: Callable,
topics: Union[EndpointInfo, str, list[Union[EndpointInfo, str]]],
topics: EndpointInfo | str | list[EndpointInfo] | list[str],
cb_info: dict | None = None,
**kwargs,
) -> None:
"""Connect widget's qt slot, so that it is called on new pub/sub topic message.
@@ -148,34 +172,40 @@ class BECDispatcher:
Args:
slot (Callable): A slot method/function that accepts two inputs: content and metadata of
the corresponding pub/sub message
topics (EndpointInfo | str | list): A topic or list of topics that can typically be acquired via bec_lib.MessageEndpoints
topics EndpointInfo | str | list[EndpointInfo] | list[str]: A topic or list of topics that can typically be acquired via bec_lib.MessageEndpoints
cb_info (dict | None): A dictionary containing information about the callback. Defaults to None.
"""
slot = QtThreadSafeCallback(slot)
self.client.connector.register(topics, cb=slot, **kwargs)
qt_slot = QtThreadSafeCallback(cb=slot, cb_info=cb_info)
if qt_slot not in self._registered_slots:
self._registered_slots[qt_slot] = qt_slot
qt_slot = self._registered_slots[qt_slot]
self.client.connector.register(topics, cb=qt_slot, **kwargs)
topics_str, _ = self.client.connector._convert_endpointinfo(topics)
self._slots[slot].update(set(topics_str))
qt_slot.topics.update(set(topics_str))
def disconnect_slot(self, slot: Callable, topics: Union[str, list]):
def disconnect_slot(
self, slot: Callable, topics: EndpointInfo | str | list[EndpointInfo] | list[str]
):
"""
Disconnect a slot from a topic.
Args:
slot(Callable): The slot to disconnect
topics(Union[str, list]): The topic(s) to disconnect from
topics EndpointInfo | str | list[EndpointInfo] | list[str]: A topic or list of topics to unsub from.
"""
# find the right slot to disconnect from ;
# slot callbacks are wrapped in QtThreadSafeCallback objects,
# but the slot we receive here is the original callable
for connected_slot in self._slots:
for connected_slot in self._registered_slots.values():
if connected_slot.cb == slot:
break
else:
return
self.client.connector.unregister(topics, cb=connected_slot)
topics_str, _ = self.client.connector._convert_endpointinfo(topics)
self._slots[connected_slot].difference_update(set(topics_str))
if not self._slots[connected_slot]:
del self._slots[connected_slot]
self._registered_slots[connected_slot].topics.difference_update(set(topics_str))
if not self._registered_slots[connected_slot].topics:
del self._registered_slots[connected_slot]
def disconnect_topics(self, topics: Union[str, list]):
"""
@@ -186,11 +216,16 @@ class BECDispatcher:
"""
self.client.connector.unregister(topics)
topics_str, _ = self.client.connector._convert_endpointinfo(topics)
for slot in list(self._slots.keys()):
slot_topics = self._slots[slot]
slot_topics.difference_update(set(topics_str))
if not slot_topics:
del self._slots[slot]
remove_slots = []
for connected_slot in self._registered_slots.values():
connected_slot.topics.difference_update(set(topics_str))
if not connected_slot.topics:
remove_slots.append(connected_slot)
for connected_slot in remove_slots:
self._registered_slots.pop(connected_slot, None)
def disconnect_all(self, *args, **kwargs):
"""

View File

@@ -3,12 +3,17 @@ from __future__ import annotations
import importlib.metadata
import inspect
import pkgutil
import traceback
from importlib import util as importlib_util
from importlib.machinery import FileFinder, ModuleSpec, SourceFileLoader
from types import ModuleType
from typing import Generator
from bec_widgets.utils.bec_widget import BECWidget
from bec_lib.logger import bec_logger
from bec_widgets.utils.plugin_utils import BECClassContainer, BECClassInfo
logger = bec_logger.logger
def _submodule_specs(module: ModuleType) -> tuple[ModuleSpec | None, ...]:
@@ -21,7 +26,7 @@ def _submodule_specs(module: ModuleType) -> tuple[ModuleSpec | None, ...]:
def _loaded_submodules_from_specs(
submodule_specs: tuple[ModuleSpec | None, ...]
submodule_specs: tuple[ModuleSpec | None, ...],
) -> Generator[ModuleType, None, None]:
"""Load all submodules from the given specs."""
for submodule in (
@@ -30,7 +35,12 @@ def _loaded_submodules_from_specs(
assert isinstance(
submodule.__loader__, SourceFileLoader
), "Module found from FileFinder should have SourceFileLoader!"
submodule.__loader__.exec_module(submodule)
try:
submodule.__loader__.exec_module(submodule)
except Exception as e:
logger.error(
f"Error loading plugin {submodule}: \n{''.join(traceback.format_exception(e))}"
)
yield submodule
@@ -41,27 +51,29 @@ def _submodule_by_name(module: ModuleType, name: str):
return None
def _get_widgets_from_module(module: ModuleType) -> dict[str, "type[BECWidget]"]:
"""Find any BECWidget subclasses in the given module and return them with their names."""
def _get_widgets_from_module(module: ModuleType) -> BECClassContainer:
"""Find any BECWidget subclasses in the given module and return them with their info."""
from bec_widgets.utils.bec_widget import BECWidget # avoid circular import
return dict(
inspect.getmembers(
module,
predicate=lambda item: inspect.isclass(item)
and issubclass(item, BECWidget)
and item is not BECWidget,
)
classes = inspect.getmembers(
module,
predicate=lambda item: inspect.isclass(item)
and issubclass(item, BECWidget)
and item is not BECWidget,
)
return BECClassContainer(
BECClassInfo(name=k, module=module.__name__, file=module.__loader__.get_filename(), obj=v)
for k, v in classes
)
def _all_widgets_from_all_submods(module):
def _all_widgets_from_all_submods(module) -> BECClassContainer:
"""Recursively load submodules, find any BECWidgets, and return them all as a flat dict."""
widgets = _get_widgets_from_module(module)
if not hasattr(module, "__path__"):
return widgets
for submod in _loaded_submodules_from_specs(_submodule_specs(module)):
widgets.update(_all_widgets_from_all_submods(submod))
widgets += _all_widgets_from_all_submods(submod)
return widgets
@@ -75,15 +87,16 @@ def get_plugin_client_module() -> ModuleType | None:
return _submodule_by_name(plugin, "client") if (plugin := user_widget_plugin()) else None
def get_all_plugin_widgets() -> dict[str, "type[BECWidget]"]:
def get_all_plugin_widgets() -> BECClassContainer:
"""If there is a plugin repository installed, load all widgets from it."""
if plugin := user_widget_plugin():
return _all_widgets_from_all_submods(plugin)
else:
return {}
return BECClassContainer()
if __name__ == "__main__": # pragma: no cover
# print(get_all_plugin_widgets())
client = get_plugin_client_module()
print(get_all_plugin_widgets())
...

View File

@@ -1,6 +1,6 @@
""" This custom class is a thin wrapper around the SignalProxy class to allow signal calls to be blocked.
"""This custom class is a thin wrapper around the SignalProxy class to allow signal calls to be blocked.
Unblocking the proxy needs to be done through the slot unblock_proxy. The most likely use case for this class is
when the callback function is potentially initiating a slower progress, i.e. requesting a data analysis routine to
when the callback function is potentially initiating a slower progress, i.e. requesting a data analysis routine to
analyse data. Requesting a new fit may lead to request piling up and an overall slow done of performance. This proxy
will allow you to decide by yourself when to unblock and execute the callback again."""

View File

@@ -0,0 +1,13 @@
from __future__ import annotations
from qtpy.QtCore import Signal
from qtpy.QtGui import QMouseEvent
from qtpy.QtWidgets import QLabel
class ClickableLabel(QLabel):
clicked = Signal()
def mouseReleaseEvent(self, ev: QMouseEvent) -> None:
self.clicked.emit()
return super().mouseReleaseEvent(ev)

View File

@@ -15,12 +15,15 @@ if TYPE_CHECKING: # pragma: no cover
from bec_qthemes._main import AccentColors
def get_theme_palette():
def get_theme_name():
if QApplication.instance() is None or not hasattr(QApplication.instance(), "theme"):
theme = "dark"
return "dark"
else:
theme = QApplication.instance().theme.theme
return bec_qthemes.load_palette(theme)
return QApplication.instance().theme.theme
def get_theme_palette():
return bec_qthemes.load_palette(get_theme_name())
def get_accent_colors() -> AccentColors | None:

View File

@@ -1,11 +1,10 @@
from __future__ import annotations
import itertools
from typing import Literal, Type
from typing import Any, Type
from qtpy.QtWidgets import QWidget
from bec_widgets.cli.rpc.rpc_register import RPCRegister
from bec_widgets.cli.client_utils import BECGuiClient
class WidgetContainerUtils:
@@ -73,3 +72,36 @@ class WidgetContainerUtils:
return None
else:
raise ValueError(f"No widget of class {widget_class} found.")
@staticmethod
def name_is_protected(name: str, container: Any = None) -> bool:
"""
Check if the name is not protected.
Args:
name(str): The name to be checked.
Returns:
bool: True if the name is not protected, False otherwise.
"""
if container is None:
container = BECGuiClient
gui_client_methods = set(filter(lambda x: not x.startswith("_"), dir(container)))
return name in gui_client_methods
@staticmethod
def raise_for_invalid_name(name: str, container: Any = None) -> None:
"""
Check if the name is valid. If not, raise a ValueError.
Args:
name(str): The name to be checked.
Raises:
ValueError: If the name is not valid.
"""
if not WidgetContainerUtils.has_name_valid_chars(name):
raise ValueError(
f"Name '{name}' contains invalid characters. Only alphanumeric characters, underscores, and dashes are allowed."
)
if WidgetContainerUtils.name_is_protected(name, container):
raise ValueError(f"Name '{name}' is protected. Please choose another name.")

View File

@@ -5,9 +5,13 @@ from typing import Any
import numpy as np
import pyqtgraph as pg
from qtpy.QtCore import QObject, Qt, Signal, Slot
from qtpy.QtCore import QObject, QPointF, Qt, Signal
from qtpy.QtGui import QCursor, QTransform
from qtpy.QtWidgets import QApplication
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.widgets.plots.image.image_item import ImageItem
class CrosshairScatterItem(pg.ScatterPlotItem):
def setDownsampling(self, ds=None, auto=None, method=None):
@@ -34,13 +38,21 @@ class Crosshair(QObject):
coordinatesChanged2D = Signal(tuple)
coordinatesClicked2D = Signal(tuple)
def __init__(self, plot_item: pg.PlotItem, precision: int = 3, parent=None):
def __init__(
self,
plot_item: pg.PlotItem,
precision: int | None = None,
*,
min_precision: int = 2,
parent=None,
):
"""
Crosshair for 1D and 2D plots.
Args:
plot_item (pyqtgraph.PlotItem): The plot item to which the crosshair will be attached.
precision (int, optional): Number of decimal places to round the coordinates to. Defaults to None.
precision (int | None, optional): Fixed number of decimal places to display. If *None*, precision is chosen dynamically from the current view range.
min_precision (int, optional): The lower bound (in decimal places) used when dynamic precision is enabled. Defaults to 2.
parent (QObject, optional): Parent object for the QObject. Defaults to None.
"""
super().__init__(parent)
@@ -48,7 +60,9 @@ class Crosshair(QObject):
self.is_log_x = None
self.is_derivative = None
self.plot_item = plot_item
self.precision = precision
self._precision = precision
self._min_precision = max(0, int(min_precision)) # ensure nonnegative
self.v_line = pg.InfiniteLine(angle=90, movable=False)
self.v_line.skip_auto_range = True
self.h_line = pg.InfiniteLine(angle=0, movable=False)
@@ -85,13 +99,64 @@ class Crosshair(QObject):
self.items = []
self.marker_moved_1d = {}
self.marker_clicked_1d = {}
self.marker_2d = None
self.marker_2d_row = None
self.marker_2d_col = None
self.update_markers()
self.check_log()
self.check_derivatives()
self._connect_to_theme_change()
@property
def precision(self) -> int | None:
"""Fixed number of decimals; ``None`` enables dynamic mode."""
return self._precision
@precision.setter
def precision(self, value: int | None):
"""
Set the fixed number of decimals to display.
Args:
value(int | None): The number of decimals to display. If `None`, dynamic precision is used based on the view range.
"""
self._precision = value
@property
def min_precision(self) -> int:
"""Lower bound on decimals when dynamic precision is used."""
return self._min_precision
@min_precision.setter
def min_precision(self, value: int):
"""
Set the lower bound on decimals when dynamic precision is used.
Args:
value(int): The minimum number of decimals to display. Must be non-negative.
"""
self._min_precision = max(0, int(value))
def _current_precision(self) -> int:
"""
Get the current precision based on the view range or fixed precision.
"""
if self._precision is not None:
return self._precision
# Dynamically choose precision from the smaller visible span
view_range = self.plot_item.vb.viewRange()
x_span = abs(view_range[0][1] - view_range[0][0])
y_span = abs(view_range[1][1] - view_range[1][0])
# Ignore zero spans that can appear during initialisation
spans = [s for s in (x_span, y_span) if s > 0]
span = min(spans) if spans else 1.0
exponent = np.floor(np.log10(span)) # order of magnitude
decimals = max(0, int(-exponent) + 1)
return max(self._min_precision, decimals)
def _connect_to_theme_change(self):
"""Connect to the theme change signal."""
qapp = QApplication.instance()
@@ -99,7 +164,7 @@ class Crosshair(QObject):
qapp.theme_signal.theme_updated.connect(self._update_theme)
self._update_theme()
@Slot(str)
@SafeSlot(str)
def _update_theme(self, theme: str | None = None):
"""Update the theme."""
if theme is None:
@@ -126,7 +191,7 @@ class Crosshair(QObject):
self.coord_label.fill = pg.mkBrush(label_bg_color)
self.coord_label.border = pg.mkPen(None)
@Slot(int)
@SafeSlot(int)
def update_highlighted_curve(self, curve_index: int):
"""
Update the highlighted curve in the case of multiple curves in a plot item.
@@ -195,13 +260,55 @@ class Crosshair(QObject):
marker_clicked_list.append(marker_clicked)
self.marker_clicked_1d[name] = marker_clicked_list
elif isinstance(item, pg.ImageItem): # 2D plot
if self.marker_2d is not None:
if self.marker_2d_row is not None and self.marker_2d_col is not None:
continue
self.marker_2d = pg.ROI(
[0, 0], size=[1, 1], pen=pg.mkPen("r", width=2), movable=False
# Create horizontal ROI for row highlighting
if item.image is None:
continue
self.marker_2d_row = pg.ROI(
[0, 0], size=[item.image.shape[0], 1], pen=pg.mkPen("r", width=2), movable=False
)
self.marker_2d.skip_auto_range = True
self.plot_item.addItem(self.marker_2d)
self.marker_2d_row.skip_auto_range = True
if item.image_transform is not None:
self.marker_2d_row.setTransform(item.image_transform)
self.plot_item.addItem(self.marker_2d_row)
# Create vertical ROI for column highlighting
self.marker_2d_col = pg.ROI(
[0, 0], size=[1, item.image.shape[1]], pen=pg.mkPen("r", width=2), movable=False
)
if item.image_transform is not None:
self.marker_2d_col.setTransform(item.image_transform)
self.marker_2d_col.skip_auto_range = True
self.plot_item.addItem(self.marker_2d_col)
@SafeSlot()
def update_markers_on_image_change(self):
"""
Update markers when the image changes, e.g. when the
image shape or transformation changes.
"""
for item in self.items:
if not isinstance(item, pg.ImageItem):
continue
if self.marker_2d_row is not None:
self.marker_2d_row.setSize([item.image.shape[0], 1])
self.marker_2d_row.setTransform(item.image_transform)
if self.marker_2d_col is not None:
self.marker_2d_col.setSize([1, item.image.shape[1]])
self.marker_2d_col.setTransform(item.image_transform)
# Get the current mouse position
views = self.plot_item.vb.scene().views()
if not views:
return
view = views[0]
global_pos = QCursor.pos()
view_pos = view.mapFromGlobal(global_pos)
scene_pos = view.mapToScene(view_pos)
if self.plot_item.vb.sceneBoundingRect().contains(scene_pos):
plot_pt = self.plot_item.vb.mapSceneToView(scene_pos)
self.mouse_moved(manual_pos=(plot_pt.x(), plot_pt.y()))
def snap_to_data(
self, x: float, y: float
@@ -241,11 +348,29 @@ class Crosshair(QObject):
y_values[name] = closest_y
x_values[name] = closest_x
elif isinstance(item, pg.ImageItem): # 2D plot
name = item.config.monitor or str(id(item))
name = item.objectName() or str(id(item))
image_2d = item.image
# Clip the x and y values to the image dimensions to avoid out of bounds errors
y_values[name] = int(np.clip(y, 0, image_2d.shape[1] - 1))
x_values[name] = int(np.clip(x, 0, image_2d.shape[0] - 1))
if image_2d is None:
continue
# Map scene coordinates (plot units) back to image pixel coordinates
if item.image_transform is not None:
inv_transform, _ = item.image_transform.inverted()
xy_trans = inv_transform.map(QPointF(x, y))
else:
xy_trans = QPointF(x, y)
# Define valid pixel coordinate bounds
min_x_px, min_y_px = 0, 0
max_x_px = image_2d.shape[0] - 1 # columns
max_y_px = image_2d.shape[1] - 1 # rows
# Clip the mapped coordinates to the image bounds
px = int(np.clip(xy_trans.x(), min_x_px, max_x_px))
py = int(np.clip(xy_trans.y(), min_y_px, max_y_px))
# Store snapped pixel positions
x_values[name] = px
y_values[name] = py
if x_values and y_values:
if all(v is None for v in x_values.values()) or all(
@@ -285,56 +410,74 @@ class Crosshair(QObject):
return list_x[original_index], list_y[original_index]
def mouse_moved(self, event):
"""Handles the mouse moved event, updating the crosshair position and emitting signals.
@SafeSlot(object, tuple)
def mouse_moved(self, event=None, manual_pos=None):
"""
Handles the mouse moved event, updating the crosshair position and emitting signals.
Args:
event: The mouse moved event
event(object): The mouse moved event, which contains the scene position.
manual_pos(tuple, optional): A tuple containing the (x, y) coordinates to manually set the crosshair position.
"""
pos = event[0]
# Determine target (x, y) in *plot* coordinates
if manual_pos is not None:
x, y = manual_pos
else:
if event is None:
return # nothing to do
scene_pos = event[0] # SignalProxy bundle
if not self.plot_item.vb.sceneBoundingRect().contains(scene_pos):
return
view_pos = self.plot_item.vb.mapSceneToView(scene_pos)
x, y = view_pos.x(), view_pos.y()
# Update crosshair visuals
self.v_line.setPos(x)
self.h_line.setPos(y)
self.update_markers()
if self.plot_item.vb.sceneBoundingRect().contains(pos):
mouse_point = self.plot_item.vb.mapSceneToView(pos)
x, y = mouse_point.x(), mouse_point.y()
self.v_line.setPos(x)
self.h_line.setPos(y)
scaled_x, scaled_y = self.scale_emitted_coordinates(mouse_point.x(), mouse_point.y())
self.crosshairChanged.emit((scaled_x, scaled_y))
self.positionChanged.emit((x, y))
scaled_x, scaled_y = self.scale_emitted_coordinates(x, y)
self.crosshairChanged.emit((scaled_x, scaled_y))
self.positionChanged.emit((x, y))
x_snap_values, y_snap_values = self.snap_to_data(x, y)
if x_snap_values is None or y_snap_values is None:
return
if all(v is None for v in x_snap_values.values()) or all(
v is None for v in y_snap_values.values()
):
# not sure how we got here, but just to be safe...
return
snap_x_vals, snap_y_vals = self.snap_to_data(x, y)
if snap_x_vals is None or snap_y_vals is None:
return
if all(v is None for v in snap_x_vals.values()) or all(
v is None for v in snap_y_vals.values()
):
return
for item in self.items:
if isinstance(item, pg.PlotDataItem):
name = item.name() or str(id(item))
x, y = x_snap_values[name], y_snap_values[name]
if x is None or y is None:
continue
self.marker_moved_1d[name].setData([x], [y])
x_snapped_scaled, y_snapped_scaled = self.scale_emitted_coordinates(x, y)
coordinate_to_emit = (
name,
round(x_snapped_scaled, self.precision),
round(y_snapped_scaled, self.precision),
)
self.coordinatesChanged1D.emit(coordinate_to_emit)
elif isinstance(item, pg.ImageItem):
name = item.config.monitor or str(id(item))
x, y = x_snap_values[name], y_snap_values[name]
if x is None or y is None:
continue
self.marker_2d.setPos([x, y])
coordinate_to_emit = (name, x, y)
self.coordinatesChanged2D.emit(coordinate_to_emit)
else:
precision = self._current_precision()
for item in self.items:
if isinstance(item, pg.PlotDataItem):
name = item.name() or str(id(item))
sx, sy = snap_x_vals[name], snap_y_vals[name]
if sx is None or sy is None:
continue
self.marker_moved_1d[name].setData([sx], [sy])
sx_s, sy_s = self.scale_emitted_coordinates(sx, sy)
self.coordinatesChanged1D.emit(
(name, round(sx_s, precision), round(sy_s, precision))
)
elif isinstance(item, pg.ImageItem):
name = item.objectName() or str(id(item))
px, py = snap_x_vals[name], snap_y_vals[name]
if px is None or py is None:
continue
# Respect image transforms
if isinstance(item, ImageItem) and item.image_transform is not None:
row, col = self._get_transformed_position(px, py, item.image_transform)
self.marker_2d_row.setPos(row)
self.marker_2d_col.setPos(col)
else:
self.marker_2d_row.setPos([0, py])
self.marker_2d_col.setPos([px, 0])
self.coordinatesChanged2D.emit((name, px, py))
def mouse_clicked(self, event):
"""Handles the mouse clicked event, updating the crosshair position and emitting signals.
@@ -364,6 +507,7 @@ class Crosshair(QObject):
# not sure how we got here, but just to be safe...
return
precision = self._current_precision()
for item in self.items:
if isinstance(item, pg.PlotDataItem):
name = item.name() or str(id(item))
@@ -375,21 +519,44 @@ class Crosshair(QObject):
x_snapped_scaled, y_snapped_scaled = self.scale_emitted_coordinates(x, y)
coordinate_to_emit = (
name,
round(x_snapped_scaled, self.precision),
round(y_snapped_scaled, self.precision),
round(x_snapped_scaled, precision),
round(y_snapped_scaled, precision),
)
self.coordinatesClicked1D.emit(coordinate_to_emit)
elif isinstance(item, pg.ImageItem):
name = item.config.monitor or str(id(item))
name = item.objectName() or str(id(item))
x, y = x_snap_values[name], y_snap_values[name]
if x is None or y is None:
continue
self.marker_2d.setPos([x, y])
if isinstance(item, ImageItem) and item.image_transform is not None:
row, col = self._get_transformed_position(x, y, item.image_transform)
self.marker_2d_row.setPos(row)
self.marker_2d_col.setPos(col)
else:
self.marker_2d_row.setPos([0, y])
self.marker_2d_col.setPos([x, 0])
coordinate_to_emit = (name, x, y)
self.coordinatesClicked2D.emit(coordinate_to_emit)
else:
continue
def _get_transformed_position(
self, x: float, y: float, transform: QTransform
) -> tuple[QPointF, QPointF]:
"""
Maps the given x and y coordinates to the transformed position using the provided transform.
Args:
x (float): The x-coordinate to transform.
y (float): The y-coordinate to transform.
transform (QTransform): The transformation to apply.
"""
origin = transform.map(QPointF(0, 0))
row = transform.map(QPointF(0, y)) - origin
col = transform.map(QPointF(x, 0)) - origin
return row, col
def clear_markers(self):
"""Clears the markers from the plot."""
for marker in self.marker_moved_1d.values():
@@ -424,14 +591,27 @@ class Crosshair(QObject):
"""
x, y = pos
x_scaled, y_scaled = self.scale_emitted_coordinates(x, y)
text = f"({x_scaled:.{self.precision}g}, {y_scaled:.{self.precision}g})"
precision = self._current_precision()
text = f"({x_scaled:.{precision}f}, {y_scaled:.{precision}f})"
for item in self.items:
if isinstance(item, pg.ImageItem):
image = item.image
ix = int(np.clip(x, 0, image.shape[0] - 1))
iy = int(np.clip(y, 0, image.shape[1] - 1))
if image is None:
continue
if item.image_transform is not None:
inv_transform, _ = item.image_transform.inverted()
pt = inv_transform.map(QPointF(x, y))
px, py = pt.x(), pt.y()
else:
px, py = x, y
# Clip to valid pixel indices
ix = int(np.clip(px, 0, image.shape[0] - 1)) # column
iy = int(np.clip(py, 0, image.shape[1] - 1)) # row
intensity = image[ix, iy]
text += f"\nIntensity: {intensity:.{self.precision}g}"
text += f"\nIntensity: {intensity:.{precision}f}"
break
# Update coordinate label
self.coord_label.setText(text)
@@ -449,12 +629,19 @@ class Crosshair(QObject):
self.is_derivative = self.plot_item.ctrl.derivativeCheck.isChecked()
self.clear_markers()
@SafeSlot()
def reset(self):
"""Resets the crosshair to its initial state."""
if self.marker_2d_row is not None:
self.plot_item.removeItem(self.marker_2d_row)
self.marker_2d_row = None
if self.marker_2d_col is not None:
self.plot_item.removeItem(self.marker_2d_col)
self.marker_2d_col = None
self.clear_markers()
def cleanup(self):
if self.marker_2d is not None:
self.plot_item.removeItem(self.marker_2d)
self.marker_2d = None
self.reset()
self.plot_item.removeItem(self.v_line)
self.plot_item.removeItem(self.h_line)
self.plot_item.removeItem(self.coord_label)
self.clear_markers()

View File

@@ -17,13 +17,23 @@ class EntryValidator:
raise ValueError(f"Device '{name}' not found in current BEC session")
device = self.devices[name]
description = device.describe()
# Build list of available signal entries from device._info['signals']
signals_dict = getattr(device, "_info", {}).get("signals", {})
available_entries = [
sig.get("obj_name") for sig in signals_dict.values() if sig.get("obj_name")
]
# If no signals are found, means device is a signal, use the device name as the entry
if not available_entries:
available_entries = [name]
if entry is None or entry == "":
entry = next(iter(device._hints), name) if hasattr(device, "_hints") else name
if entry not in description:
if entry not in available_entries:
raise ValueError(
f"Entry '{entry}' not found in device '{name}' signals. Available signals: {description.keys()}"
f"Entry '{entry}' not found in device '{name}' signals. "
f"Available signals: '{available_entries}'"
)
return entry

View File

@@ -99,16 +99,30 @@ def SafeSlot(*slot_args, **slot_kwargs): # pylint: disable=invalid-name
'verify_sender' keyword argument can be passed with boolean value if the sender should be verified
before executing the slot. If True, the slot will only execute if the sender is a QObject. This is
useful to prevent function calls from already deleted objects.
'raise_error' keyword argument can be passed with boolean value if the error should be raised
after the error is displayed. This is useful to propagate the error to the caller but should be used
with great care to avoid segfaults.
The keywords above are stored in a container which can be overridden by passing
'_override_slot_params' keyword argument with a dictionary containing the keywords to override.
This is useful to override the default behavior of the decorator for a specific function call.
"""
popup_error = bool(slot_kwargs.pop("popup_error", False))
verify_sender = bool(slot_kwargs.pop("verify_sender", False))
_slot_params = {
"popup_error": bool(slot_kwargs.pop("popup_error", False)),
"verify_sender": bool(slot_kwargs.pop("verify_sender", False)),
"raise_error": bool(slot_kwargs.pop("raise_error", False)),
}
def error_managed(method):
@Slot(*slot_args, **slot_kwargs)
@functools.wraps(method)
def wrapper(*args, **kwargs):
_override_slot_params = kwargs.pop("_override_slot_params", {})
_slot_params.update(_override_slot_params)
try:
if not verify_sender or len(args) == 0:
if not _slot_params["verify_sender"] or len(args) == 0:
return method(*args, **kwargs)
_instance = args[0]
@@ -126,11 +140,11 @@ def SafeSlot(*slot_args, **slot_kwargs): # pylint: disable=invalid-name
except Exception:
slot_name = f"{method.__module__}.{method.__qualname__}"
error_msg = traceback.format_exc()
if popup_error:
ErrorPopupUtility().custom_exception_hook(
*sys.exc_info(), popup_error=popup_error
)
if _slot_params["popup_error"]:
ErrorPopupUtility().custom_exception_hook(*sys.exc_info(), popup_error=True)
logger.error(f"SafeSlot error in slot '{slot_name}':\n{error_msg}")
if _slot_params["raise_error"]:
raise
return wrapper

View File

@@ -1,7 +1,9 @@
from __future__ import annotations
from bec_qthemes import material_icon
from qtpy.QtCore import Signal
from qtpy.QtWidgets import (
QApplication,
QFrame,
QHBoxLayout,
QLabel,
@@ -12,15 +14,20 @@ from qtpy.QtWidgets import (
QWidget,
)
from bec_widgets.utils.clickable_label import ClickableLabel
from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
class ExpandableGroupFrame(QFrame):
expansion_state_changed = Signal()
EXPANDED_ICON_NAME: str = "collapse_all"
COLLAPSED_ICON_NAME: str = "expand_all"
def __init__(self, title: str, parent: QWidget | None = None, expanded: bool = True) -> None:
def __init__(
self, parent: QWidget | None = None, title: str = "", expanded: bool = True, icon: str = ""
) -> None:
super().__init__(parent=parent)
self._expanded = expanded
@@ -29,19 +36,33 @@ class ExpandableGroupFrame(QFrame):
self._layout = QVBoxLayout()
self._layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self._layout)
self._title_layout = QHBoxLayout()
self._layout.addLayout(self._title_layout)
self._expansion_button = QToolButton()
self._update_icon()
self._title = QLabel(f"<b>{title}</b>")
self._title_layout.addWidget(self._expansion_button)
self._title_layout.addWidget(self._title)
self._create_title_layout(title, icon)
self._contents = QWidget(self)
self._layout.addWidget(self._contents)
self._expansion_button.clicked.connect(self.switch_expanded_state)
self.expanded = self._expanded # type: ignore
self.expansion_state_changed.emit()
def _create_title_layout(self, title: str, icon: str):
self._title_layout = QHBoxLayout()
self._layout.addLayout(self._title_layout)
self._title = ClickableLabel(f"<b>{title}</b>")
self._title_icon = ClickableLabel()
self._title_layout.addWidget(self._title_icon)
self._title_layout.addWidget(self._title)
self.icon_name = icon
self._title.clicked.connect(self.switch_expanded_state)
self._title_icon.clicked.connect(self.switch_expanded_state)
self._title_layout.addStretch(1)
self._expansion_button = QToolButton()
self._update_expansion_icon()
self._title_layout.addWidget(self._expansion_button, stretch=1)
def set_layout(self, layout: QLayout) -> None:
self._contents.setLayout(layout)
@@ -50,7 +71,8 @@ class ExpandableGroupFrame(QFrame):
@SafeSlot()
def switch_expanded_state(self):
self.expanded = not self.expanded # type: ignore
self._update_icon()
self._update_expansion_icon()
self.expansion_state_changed.emit()
@SafeProperty(bool)
def expanded(self): # type: ignore
@@ -61,8 +83,9 @@ class ExpandableGroupFrame(QFrame):
self._expanded = expanded
self._contents.setVisible(expanded)
self.updateGeometry()
self.adjustSize()
def _update_icon(self):
def _update_expansion_icon(self):
self._expansion_button.setIcon(
material_icon(icon_name=self.EXPANDED_ICON_NAME, size=(10, 10), convert_to_pixmap=False)
if self.expanded
@@ -70,3 +93,36 @@ class ExpandableGroupFrame(QFrame):
icon_name=self.COLLAPSED_ICON_NAME, size=(10, 10), convert_to_pixmap=False
)
)
@SafeProperty(str)
def icon_name(self): # type: ignore
return self._title_icon_name
@icon_name.setter
def icon_name(self, icon_name: str):
self._title_icon_name = icon_name
self._set_title_icon(self._title_icon_name)
def _set_title_icon(self, icon_name: str):
if icon_name:
self._title_icon.setVisible(True)
self._title_icon.setPixmap(
material_icon(icon_name=icon_name, size=(20, 20), convert_to_pixmap=True)
)
else:
self._title_icon.setVisible(False)
# Application example
if __name__ == "__main__": # pragma: no cover
app = QApplication([])
frame = ExpandableGroupFrame()
layout = QVBoxLayout()
frame.set_layout(layout)
layout.addWidget(QLabel("test1"))
layout.addWidget(QLabel("test2"))
layout.addWidget(QLabel("test3"))
frame.show()
app.exec()

View File

@@ -8,6 +8,8 @@ from bec_lib.logger import bec_logger
from qtpy.QtCore import QStringListModel
from qtpy.QtWidgets import QComboBox, QCompleter, QLineEdit
from bec_widgets.utils.ophyd_kind_util import Kind
logger = bec_logger.logger
@@ -15,11 +17,13 @@ class WidgetFilterHandler(ABC):
"""Abstract base class for widget filter handlers"""
@abstractmethod
def set_selection(self, widget, selection: list) -> None:
def set_selection(self, widget, selection: list[str | tuple]) -> None:
"""Set the filtered_selection for the widget
Args:
selection (list): Filtered selection of items
widget: Widget instance
selection (list[str | tuple]): Filtered selection of items.
If tuple, it contains (text, data) pairs.
"""
@abstractmethod
@@ -34,17 +38,37 @@ class WidgetFilterHandler(ABC):
bool: True if the input text is in the filtered selection
"""
@abstractmethod
def update_with_kind(
self, kind: Kind, signal_filter: set, device_info: dict, device_name: str
) -> list[str | tuple]:
"""Update the selection based on the kind of signal.
Args:
kind (Kind): The kind of signal to filter.
signal_filter (set): Set of signal kinds to filter.
device_info (dict): Dictionary containing device information.
device_name (str): Name of the device.
Returns:
list[str | tuple]: A list of filtered signals based on the kind.
"""
# This method should be implemented in subclasses or extended as needed
class LineEditFilterHandler(WidgetFilterHandler):
"""Handler for QLineEdit widget"""
def set_selection(self, widget: QLineEdit, selection: list) -> None:
def set_selection(self, widget: QLineEdit, selection: list[str | tuple]) -> None:
"""Set the selection for the widget to the completer model
Args:
widget (QLineEdit): The QLineEdit widget
selection (list): Filtered selection of items
selection (list[str | tuple]): Filtered selection of items. If tuple, it contains (text, data) pairs.
"""
if isinstance(selection, tuple):
# If selection is a tuple, it contains (text, data) pairs
selection = [text for text, _ in selection]
if not isinstance(widget.completer, QCompleter):
completer = QCompleter(widget)
widget.setCompleter(completer)
@@ -64,19 +88,47 @@ class LineEditFilterHandler(WidgetFilterHandler):
model_data = [model.data(model.index(i)) for i in range(model.rowCount())]
return text in model_data
def update_with_kind(
self, kind: Kind, signal_filter: set, device_info: dict, device_name: str
) -> list[str | tuple]:
"""Update the selection based on the kind of signal.
Args:
kind (Kind): The kind of signal to filter.
signal_filter (set): Set of signal kinds to filter.
device_info (dict): Dictionary containing device information.
device_name (str): Name of the device.
Returns:
list[str | tuple]: A list of filtered signals based on the kind.
"""
return [
signal
for signal, signal_info in device_info.items()
if kind in signal_filter and (signal_info.get("kind_str", None) == str(kind.name))
]
class ComboBoxFilterHandler(WidgetFilterHandler):
"""Handler for QComboBox widget"""
def set_selection(self, widget: QComboBox, selection: list) -> None:
def set_selection(self, widget: QComboBox, selection: list[str | tuple]) -> None:
"""Set the selection for the widget to the completer model
Args:
widget (QComboBox): The QComboBox widget
selection (list): Filtered selection of items
selection (list[str | tuple]): Filtered selection of items. If tuple, it contains (text, data) pairs.
"""
widget.clear()
widget.addItems(selection)
if len(selection) == 0:
return
for element in selection:
if isinstance(element, str):
widget.addItem(element)
elif isinstance(element, tuple):
# If element is a tuple, it contains (text, data) pairs
widget.addItem(*element)
def check_input(self, widget: QComboBox, text: str) -> bool:
"""Check if the input text is in the filtered selection
@@ -90,6 +142,40 @@ class ComboBoxFilterHandler(WidgetFilterHandler):
"""
return text in [widget.itemText(i) for i in range(widget.count())]
def update_with_kind(
self, kind: Kind, signal_filter: set, device_info: dict, device_name: str
) -> list[str | tuple]:
"""Update the selection based on the kind of signal.
Args:
kind (Kind): The kind of signal to filter.
signal_filter (set): Set of signal kinds to filter.
device_info (dict): Dictionary containing device information.
device_name (str): Name of the device.
Returns:
list[str | tuple]: A list of filtered signals based on the kind.
"""
out = []
for signal, signal_info in device_info.items():
if kind not in signal_filter or (signal_info.get("kind_str", None) != str(kind.name)):
continue
obj_name = signal_info.get("obj_name", "")
component_name = signal_info.get("component_name", "")
signal_wo_device = obj_name.removeprefix(f"{device_name}_")
if not signal_wo_device:
signal_wo_device = obj_name
if signal_wo_device != signal and component_name.replace(".", "_") != signal_wo_device:
# If the object name is not the same as the signal name, we use the object name
# to display in the combobox.
out.append((f"{signal_wo_device} ({signal})", signal_info))
else:
# If the object name is the same as the signal name, we do not change it.
out.append((signal, signal_info))
return out
class FilterIO:
"""Public interface to set filters for input widgets.
@@ -99,13 +185,14 @@ class FilterIO:
_handlers = {QLineEdit: LineEditFilterHandler, QComboBox: ComboBoxFilterHandler}
@staticmethod
def set_selection(widget, selection: list, ignore_errors=True):
def set_selection(widget, selection: list[str | tuple], ignore_errors=True):
"""
Retrieve value from the widget instance.
Args:
widget: Widget instance.
selection(list): List of filtered selection items.
selection (list[str | tuple]): Filtered selection of items.
If tuple, it contains (text, data) pairs.
ignore_errors(bool, optional): Whether to ignore if no handler is found.
"""
handler_class = FilterIO._find_handler(widget)
@@ -139,6 +226,35 @@ class FilterIO:
)
return None
@staticmethod
def update_with_kind(
widget, kind: Kind, signal_filter: set, device_info: dict, device_name: str
) -> list[str | tuple]:
"""
Update the selection based on the kind of signal.
Args:
widget: Widget instance.
kind (Kind): The kind of signal to filter.
signal_filter (set): Set of signal kinds to filter.
device_info (dict): Dictionary containing device information.
device_name (str): Name of the device.
Returns:
list[str | tuple]: A list of filtered signals based on the kind.
"""
handler_class = FilterIO._find_handler(widget)
if handler_class:
return handler_class().update_with_kind(
kind=kind,
signal_filter=signal_filter,
device_info=device_info,
device_name=device_name,
)
raise ValueError(
f"No matching handler for widget type: {type(widget)} in handler list {FilterIO._handlers}"
)
@staticmethod
def _find_handler(widget):
"""

View File

@@ -1,76 +1,107 @@
from __future__ import annotations
from decimal import Decimal
from types import NoneType
from typing import NamedTuple
from bec_lib.logger import bec_logger
from bec_qthemes import material_icon
from pydantic import BaseModel, ValidationError
from qtpy.QtCore import Signal # type: ignore
from qtpy.QtWidgets import QGridLayout, QLabel, QLayout, QVBoxLayout, QWidget
from qtpy.QtWidgets import QApplication, QGridLayout, QLabel, QSizePolicy, QVBoxLayout, QWidget
from bec_widgets.utils.bec_widget import BECWidget
from bec_widgets.utils.compact_popup import CompactPopupWidget
from bec_widgets.utils.forms_from_types.items import FormItemSpec, widget_from_type
from bec_widgets.utils.error_popups import SafeProperty
from bec_widgets.utils.forms_from_types import styles
from bec_widgets.utils.forms_from_types.items import (
DynamicFormItem,
DynamicFormItemType,
FormItemSpec,
widget_from_type,
)
logger = bec_logger.logger
class GridRow(NamedTuple):
i: int
label: QLabel
widget: DynamicFormItem
class TypedForm(BECWidget, QWidget):
PLUGIN = True
ICON_NAME = "list_alt"
value_changed = Signal()
RPC = False
RPC = True
USER_ACCESS = ["enabled", "enabled.setter"]
def __init__(
self,
parent=None,
items: list[tuple[str, type]] | None = None,
form_item_specs: list[FormItemSpec] | None = None,
enabled: bool = True,
pretty_display: bool = False,
client=None,
**kwargs,
):
"""Widget with a list of form items based on a list of types.
Args:
items (list[tuple[str, type]]): list of tuples of a name for the field and its type.
Should be a type supported by the logic in items.py
form_item_specs (list[FormItemSpec]): list of form item specs, equivalent to items.
only one of items or form_item_specs should be
supplied.
items (list[tuple[str, type]]): list of tuples of a name for the field and its type.
Should be a type supported by the logic in items.py
form_item_specs (list[FormItemSpec]): list of form item specs, equivalent to items.
only one of items or form_item_specs should be
supplied.
enabled (bool, optional): whether fields are enabled for editing.
pretty_display (bool, optional): Whether to use a pretty display for the widget. Defaults to False. If True, disables the widget, doesn't add a clear button, and adapts the stylesheet for non-editable display.
"""
if (items is not None and form_item_specs is not None) or (
items is None and form_item_specs is None
):
raise ValueError("Must specify one and only one of items and form_item_specs")
if items is not None and form_item_specs is not None:
logger.error(
"Must specify one and only one of items and form_item_specs! Ignoring `items`."
)
items = None
if items is None and form_item_specs is None:
logger.error("Must specify one and only one of items and form_item_specs!")
items = []
super().__init__(parent=parent, client=client, **kwargs)
self._items = (
form_item_specs
if form_item_specs is not None
else [
FormItemSpec(name=name, item_type=item_type)
for name, item_type in items # type: ignore
]
)
self._items = form_item_specs or [
FormItemSpec(name=name, item_type=item_type, pretty_display=pretty_display)
for name, item_type in items # type: ignore
]
self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum)
self._layout = QVBoxLayout()
self._layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(self._layout)
self._enabled: bool = enabled
self._form_grid_container = QWidget(parent=self)
self._form_grid_container.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum)
self._form_grid = QWidget(parent=self._form_grid_container)
self._form_grid.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum)
self._layout.addWidget(self._form_grid_container)
self._form_grid_container.setLayout(QVBoxLayout())
self._form_grid.setLayout(self._new_grid_layout())
self._widget_types: dict | None = None
self._widget_from_type = widget_from_type
self._post_init()
def _post_init(self):
"""Override this if a subclass should do things after super().__init__ and before populate()"""
self.populate()
self.enabled = self._enabled # type: ignore # QProperty
def populate(self):
self._clear_grid()
for r, item in enumerate(self._items):
self._add_griditem(item, r)
gl: QGridLayout = self._form_grid.layout()
gl.setRowStretch(gl.rowCount(), 1)
def _add_griditem(self, item: FormItemSpec, row: int):
grid = self._form_grid.layout()
@@ -78,19 +109,22 @@ class TypedForm(BECWidget, QWidget):
label.setProperty("_model_field_name", item.name)
label.setToolTip(item.info.description or item.name)
grid.addWidget(label, row, 0)
widget = widget_from_type(item.item_type)(parent=self, spec=item)
widget = self._widget_from_type(item, self._widget_types)(parent=self, spec=item)
widget.valueChanged.connect(self.value_changed)
widget.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum)
grid.addWidget(widget, row, 1)
def _dict_from_grid(self) -> dict[str, str | int | float | Decimal | bool]:
def enumerate_form_widgets(self):
"""Return a generator over the rows of the form, with the row number, the label widget (to
which the field name is attached as a property "_model_field_name"), and the entry widget"""
grid: QGridLayout = self._form_grid.layout() # type: ignore
for i in range(grid.rowCount() - 1): # One extra row for stretch
yield GridRow(i, grid.itemAtPosition(i, 0).widget(), grid.itemAtPosition(i, 1).widget())
def _dict_from_grid(self) -> dict[str, DynamicFormItemType]:
return {
grid.itemAtPosition(i, 0)
.widget()
.property("_model_field_name"): grid.itemAtPosition(i, 1)
.widget()
.getValue() # type: ignore # we only add 'DynamicFormItem's here
for i in range(grid.rowCount())
row.label.property("_model_field_name"): row.widget.getValue()
for row in self.enumerate_form_widgets()
}
def _clear_grid(self):
@@ -103,10 +137,13 @@ class TypedForm(BECWidget, QWidget):
old_layout.deleteLater()
self._form_grid.deleteLater()
self._form_grid = QWidget()
self._form_grid.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Minimum)
self._form_grid.setLayout(self._new_grid_layout())
self._form_grid_container.layout().addWidget(self._form_grid)
self.update_size()
def update_size(self):
self._form_grid.adjustSize()
self._form_grid_container.adjustSize()
self.adjustSize()
@@ -114,27 +151,61 @@ class TypedForm(BECWidget, QWidget):
def _new_grid_layout(self):
new_grid = QGridLayout()
new_grid.setContentsMargins(0, 0, 0, 0)
new_grid.setSizeConstraint(QLayout.SizeConstraint.SetFixedSize)
return new_grid
@property
def widget_dict(self):
return {
row.label.property("_model_field_name"): row.widget
for row in self.enumerate_form_widgets()
}
@SafeProperty(bool)
def enabled(self):
return self._enabled
@enabled.setter
def enabled(self, value: bool):
self._enabled = value
self.setEnabled(value)
class PydanticModelForm(TypedForm):
metadata_updated = Signal(dict)
metadata_cleared = Signal(NoneType)
form_data_updated = Signal(dict)
form_data_cleared = Signal(NoneType)
validity_proc = Signal(bool)
def __init__(self, parent=None, metadata_model: type[BaseModel] = None, client=None, **kwargs):
def __init__(
self,
parent=None,
data_model: type[BaseModel] | None = None,
enabled: bool = True,
pretty_display: bool = False,
client=None,
**kwargs,
):
"""
A form generated from a pydantic model.
Args:
metadata_model (type[BaseModel]): the model class for which to generate a form.
data_model (type[BaseModel]): the model class for which to generate a form.
enabled (bool, optional): whether fields are enabled for editing.
pretty_display (bool, optional): Whether to use a pretty display for the widget. Defaults to False. If True, disables the widget, doesn't add a clear button, and adapts the stylesheet for non-editable display.
"""
self._md_schema = metadata_model
super().__init__(parent=parent, form_item_specs=self._form_item_specs(), client=client)
self._pretty_display = pretty_display
self._md_schema = data_model
super().__init__(
parent=parent,
form_item_specs=self._form_item_specs(),
enabled=enabled,
client=client,
**kwargs,
)
self._validity = CompactPopupWidget()
self._validity.compact_view = True # type: ignore
self._validity.label = "Metadata validity" # type: ignore
self._validity.label = "Validity" # type: ignore
self._validity.compact_show_popup.setIcon(
material_icon(icon_name="info", size=(10, 10), convert_to_pixmap=False)
)
@@ -143,13 +214,40 @@ class PydanticModelForm(TypedForm):
self._layout.addWidget(self._validity)
self.value_changed.connect(self.validate_form)
self._connect_to_theme_change()
def set_pretty_display_theme(self, theme: str = "dark"):
if self._pretty_display:
self.setStyleSheet(styles.pretty_display_theme(theme))
def _connect_to_theme_change(self):
"""Connect to the theme change signal."""
qapp = QApplication.instance()
if hasattr(qapp, "theme_signal"):
qapp.theme_signal.theme_updated.connect(self.set_pretty_display_theme) # type: ignore
def set_schema(self, schema: type[BaseModel]):
self._md_schema = schema
self.populate()
def set_data(self, data: BaseModel):
"""Fill the data for the form.
Args:
data (BaseModel): the data to enter into the form. Must be the same type as the
currently set schema, raises TypeError otherwise."""
if not self._md_schema:
raise ValueError("Schema not set - can't set data")
if not isinstance(data, self._md_schema):
raise TypeError(f"Supplied data {data} not of type {self._md_schema}")
for form_item in self.enumerate_form_widgets():
form_item.widget.setValue(getattr(data, form_item.label.property("_model_field_name")))
def _form_item_specs(self):
return [
FormItemSpec(name=name, info=info, item_type=info.annotation)
FormItemSpec(
name=name, info=info, item_type=info.annotation, pretty_display=self._pretty_display
)
for name, info in self._md_schema.model_fields.items()
]
@@ -167,16 +265,18 @@ class PydanticModelForm(TypedForm):
def validate_form(self, *_) -> bool:
"""validate the currently entered metadata against the pydantic schema.
If successful, returns on metadata_emitted and returns true.
Otherwise, emits on metadata_cleared and returns false."""
Otherwise, emits on form_data_cleared and returns false."""
try:
metadata_dict = self.get_form_data()
self._md_schema.model_validate(metadata_dict)
self._validity.set_global_state("success")
self._validity_message.setText("No errors!")
self.metadata_updated.emit(metadata_dict)
self.form_data_updated.emit(metadata_dict)
self.validity_proc.emit(True)
return True
except ValidationError as e:
self._validity.set_global_state("emergency")
self._validity_message.setText(str(e))
self.metadata_cleared.emit(None)
self.form_data_cleared.emit(None)
self.validity_proc.emit(False)
return False

View File

@@ -1,31 +1,44 @@
from __future__ import annotations
import typing
from abc import abstractmethod
from decimal import Decimal
from types import UnionType
from typing import Callable, Protocol
from types import GenericAlias, UnionType
from typing import Callable, Final, Iterable, Literal, NamedTuple, OrderedDict, get_args
from bec_lib.logger import bec_logger
from bec_qthemes import material_icon
from pydantic import BaseModel, ConfigDict, Field
from pydantic import BaseModel, ConfigDict, Field, field_validator
from pydantic.fields import FieldInfo
from qtpy.QtCore import Signal # type: ignore
from pydantic_core import PydanticUndefined
from qtpy import QtCore
from qtpy.QtCore import QSize, Qt, Signal # type: ignore
from qtpy.QtGui import QFontMetrics
from qtpy.QtWidgets import (
QApplication,
QButtonGroup,
QCheckBox,
QComboBox,
QDoubleSpinBox,
QGridLayout,
QHBoxLayout,
QLabel,
QLayout,
QLineEdit,
QListWidget,
QListWidgetItem,
QPushButton,
QRadioButton,
QSizePolicy,
QSpinBox,
QToolButton,
QVBoxLayout,
QWidget,
)
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.widget_io import WidgetIO
from bec_widgets.widgets.editors.dict_backed_table import DictBackedTable
from bec_widgets.widgets.editors.scan_metadata._util import (
clearable_required,
field_default,
@@ -34,6 +47,7 @@ from bec_widgets.widgets.editors.scan_metadata._util import (
field_minlen,
field_precision,
)
from bec_widgets.widgets.utility.toggle.toggle import ToggleSwitch
logger = bec_logger.logger
@@ -46,9 +60,36 @@ class FormItemSpec(BaseModel):
"""
model_config = ConfigDict(arbitrary_types_allowed=True)
item_type: type | UnionType
item_type: type | UnionType | GenericAlias
name: str
info: FieldInfo = FieldInfo()
pretty_display: bool = Field(
default=False,
description="Whether to use a pretty display for the widget. Defaults to False. If True, disables the widget, doesn't add a clear button, and adapts the stylesheet for non-editable display.",
)
@field_validator("item_type", mode="before")
@classmethod
def _validate_type(cls, v):
allowed_primitives = [str, int, float, bool]
if isinstance(v, (type, UnionType)):
return v
if isinstance(v, GenericAlias):
if v.__origin__ in [list, dict, set] and all(
arg in allowed_primitives for arg in v.__args__
):
return v
raise ValueError(
f"Generics of type {v} are not supported - only lists, dicts and sets of primitive types {allowed_primitives}"
)
if type(v) is type(Literal[""]): # _LiteralGenericAlias is not exported from typing
arg_types = set(type(arg) for arg in v.__args__)
if len(arg_types) != 1:
raise ValueError("Mixtures of literal types are not supported!")
if (t := arg_types.pop()) in allowed_primitives:
return t
raise ValueError(f"Literals of type {t} are not supported")
class ClearableBoolEntry(QWidget):
@@ -94,10 +135,20 @@ class ClearableBoolEntry(QWidget):
self._false.setToolTip(tooltip)
DynamicFormItemType = str | int | float | Decimal | bool | dict | list | None
class DynamicFormItem(QWidget):
valueChanged = Signal()
def __init__(self, parent: QWidget | None = None, *, spec: FormItemSpec) -> None:
"""
Initializes the form item widget.
Args:
parent (QWidget | None, optional): The parent widget. Defaults to None.
spec (FormItemSpec): The specification for the form item.
"""
super().__init__(parent)
self._spec = spec
self._layout = QHBoxLayout()
@@ -107,11 +158,17 @@ class DynamicFormItem(QWidget):
self._desc = self._spec.info.description
self.setLayout(self._layout)
self._add_main_widget()
if clearable_required(spec.info):
self._add_clear_button()
assert isinstance(self._main_widget, QWidget), "Please set a widget in _add_main_widget()" # type: ignore
self._main_widget.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
if not spec.pretty_display:
if clearable_required(spec.info):
self._add_clear_button()
else:
self._set_pretty_display()
@abstractmethod
def getValue(self): ...
def getValue(self) -> DynamicFormItemType: ...
@abstractmethod
def setValue(self, value): ...
@@ -121,6 +178,11 @@ class DynamicFormItem(QWidget):
"""Add the main data entry widget to self._main_widget and appply any
constraints from the field info"""
def _set_pretty_display(self):
self.setEnabled(False)
if button := getattr(self, "_clear_button", None):
button.setVisible(False)
def _describe(self, pad=" "):
return pad + (self._desc if self._desc else "")
@@ -138,7 +200,7 @@ class DynamicFormItem(QWidget):
self.valueChanged.emit()
class StrMetadataField(DynamicFormItem):
class StrFormItem(DynamicFormItem):
def __init__(self, parent: QWidget | None = None, *, spec: FormItemSpec) -> None:
super().__init__(parent=parent, spec=spec)
self._main_widget.textChanged.connect(self._value_changed)
@@ -163,11 +225,11 @@ class StrMetadataField(DynamicFormItem):
def setValue(self, value: str):
if value is None:
self._main_widget.setText("")
self._main_widget.setText(value)
return self._main_widget.setText("")
self._main_widget.setText(str(value))
class IntMetadataField(DynamicFormItem):
class IntFormItem(DynamicFormItem):
def __init__(self, parent: QWidget | None = None, *, spec: FormItemSpec) -> None:
super().__init__(parent=parent, spec=spec)
self._main_widget.textChanged.connect(self._value_changed)
@@ -196,18 +258,18 @@ class IntMetadataField(DynamicFormItem):
self._main_widget.setValue(value)
class FloatDecimalMetadataField(DynamicFormItem):
class FloatDecimalFormItem(DynamicFormItem):
def __init__(self, parent: QWidget | None = None, *, spec: FormItemSpec) -> None:
super().__init__(parent=parent, spec=spec)
self._main_widget.textChanged.connect(self._value_changed)
def _add_main_widget(self) -> None:
precision = field_precision(self._spec.info)
self._main_widget = QDoubleSpinBox()
self._layout.addWidget(self._main_widget)
min_, max_ = field_limits(self._spec.info, int)
min_, max_ = field_limits(self._spec.info, float, precision)
self._main_widget.setMinimum(min_)
self._main_widget.setMaximum(max_)
precision = field_precision(self._spec.info)
if precision:
self._main_widget.setDecimals(precision)
minstr = f"{float(min_):.3f}" if abs(min_) <= 1000 else f"{float(min_):.3e}"
@@ -224,13 +286,13 @@ class FloatDecimalMetadataField(DynamicFormItem):
return self._default
return self._main_widget.value()
def setValue(self, value: float):
def setValue(self, value: float | Decimal):
if value is None:
self._main_widget.clear()
self._main_widget.setValue(value)
self._main_widget.setValue(float(value))
class BoolMetadataField(DynamicFormItem):
class BoolFormItem(DynamicFormItem):
def __init__(self, *, parent: QWidget | None = None, spec: FormItemSpec) -> None:
super().__init__(parent=parent, spec=spec)
self._main_widget.stateChanged.connect(self._value_changed)
@@ -251,36 +313,312 @@ class BoolMetadataField(DynamicFormItem):
self._main_widget.setChecked(value)
def widget_from_type(annotation: type | UnionType | None) -> type[DynamicFormItem]:
if annotation in [str, str | None]:
return StrMetadataField
if annotation in [int, int | None]:
return IntMetadataField
if annotation in [float, float | None, Decimal, Decimal | None]:
return FloatDecimalMetadataField
if annotation in [bool, bool | None]:
return BoolMetadataField
else:
logger.warning(f"Type {annotation} is not (yet) supported in metadata form creation.")
return StrMetadataField
class BoolToggleFormItem(BoolFormItem):
def __init__(self, *, parent: QWidget | None = None, spec: FormItemSpec) -> None:
if spec.info.default is PydanticUndefined:
spec.info.default = False
super().__init__(parent=parent, spec=spec)
def _add_main_widget(self) -> None:
self._main_widget = ToggleSwitch()
self._layout.addWidget(self._main_widget)
self._main_widget.setToolTip(self._describe(""))
if self._default is not None:
self._main_widget.setChecked(self._default)
class DictFormItem(DynamicFormItem):
def __init__(self, *, parent: QWidget | None = None, spec: FormItemSpec) -> None:
super().__init__(parent=parent, spec=spec)
self._main_widget.data_changed.connect(self._value_changed)
if spec.info.default is not PydanticUndefined:
self._main_widget.set_default(spec.info.default)
def _set_pretty_display(self):
self._main_widget.set_button_visibility(False)
super()._set_pretty_display()
def _add_main_widget(self) -> None:
self._main_widget = DictBackedTable(self, [])
self._layout.addWidget(self._main_widget)
self._main_widget.setToolTip(self._describe(""))
def getValue(self):
return self._main_widget.dump_dict()
def setValue(self, value):
self._main_widget.replace_data(value)
class _ItemAndWidgetType(NamedTuple):
# TODO: this should be generic but not supported in 3.10
item: type[int | float | str]
widget: type[QWidget]
default: int | float | str
class ListFormItem(DynamicFormItem):
def __init__(self, *, parent: QWidget | None = None, spec: FormItemSpec) -> None:
if spec.info.annotation is list:
self._types = _ItemAndWidgetType(str, QLineEdit, "")
elif isinstance(spec.info.annotation, GenericAlias):
args = set(typing.get_args(spec.info.annotation))
if args == {str}:
self._types = _ItemAndWidgetType(str, QLineEdit, "")
if args == {int}:
self._types = _ItemAndWidgetType(int, QSpinBox, 0)
if args == {float} or args == {int, float}:
self._types = _ItemAndWidgetType(float, QDoubleSpinBox, 0.0)
else:
self._types = _ItemAndWidgetType(str, QLineEdit, "")
super().__init__(parent=parent, spec=spec)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self._main_widget: QListWidget
self._data = []
self._min_lines = 2 if spec.pretty_display else 4
self._repop(self._data)
def sizeHint(self):
default = super().sizeHint()
return QSize(default.width(), QFontMetrics(self.font()).height() * 6)
def _add_main_widget(self) -> None:
self._main_widget = QListWidget()
self._layout.addWidget(self._main_widget)
self._layout.setAlignment(Qt.AlignmentFlag.AlignTop)
self._add_buttons()
def _add_buttons(self):
self._button_holder = QWidget()
self._button_holder.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
self._buttons = QVBoxLayout()
self._buttons.setContentsMargins(0, 0, 0, 0)
self._button_holder.setLayout(self._buttons)
self._layout.addWidget(self._button_holder)
self._add_remove_button_holder = QWidget()
self._add_remove_button_layout = QHBoxLayout()
self._add_remove_button_layout.setContentsMargins(0, 0, 0, 0)
self._add_remove_button_holder.setLayout(self._add_remove_button_layout)
self._add_button = QPushButton("+")
self._add_button.setMinimumHeight(15)
self._add_button.setToolTip("add a new row")
self._remove_button = QPushButton("-")
self._remove_button.setMinimumHeight(15)
self._remove_button.setToolTip("delete the focused row (if any)")
self._add_button.clicked.connect(self._add_row)
self._remove_button.clicked.connect(self._delete_row)
self._buttons.addWidget(self._add_remove_button_holder)
self._add_remove_button_layout.addWidget(self._add_button)
self._add_remove_button_layout.addWidget(self._remove_button)
def _set_pretty_display(self):
super()._set_pretty_display()
self._button_holder.setHidden(True)
def _repop(self, data):
self._main_widget.clear()
for val in data:
self._add_list_item(val)
self.scale_to_data()
def _add_data_item(self, val=None):
val = val or self._types.default
self._data.append(val)
self._add_list_item(val)
self._repop(self._data)
def _add_list_item(self, val):
item = QListWidgetItem(self._main_widget)
item.setFlags(item.flags() | QtCore.Qt.ItemIsEditable | QtCore.Qt.ItemIsEditable)
item_widget = self._types.widget(parent=self)
WidgetIO.set_value(item_widget, val)
self._main_widget.setItemWidget(item, item_widget)
self._main_widget.addItem(item)
WidgetIO.connect_widget_change_signal(item_widget, self._update)
return item_widget
def _update(self, _, value, *args):
self._data[self._main_widget.currentRow()] = value
@SafeSlot()
def _add_row(self):
self._add_data_item(self._types.default)
self._repop(self._data)
@SafeSlot()
def _delete_row(self):
if selected := self._main_widget.currentItem():
self._main_widget.removeItemWidget(selected)
row = self._main_widget.currentRow()
self._main_widget.takeItem(row)
self._data.pop(row)
self._repop(self._data)
@SafeSlot()
def clear(self):
self._repop([])
def getValue(self):
return self._data
def setValue(self, value: Iterable):
if set(map(type, value)) | {self._types.item} != {self._types.item}:
raise ValueError(f"This widget only accepts items of type {self._types.item}")
self._data = list(value)
self._repop(self._data)
def _line_height(self):
return QFontMetrics(self._main_widget.font()).height()
def set_max_height_in_lines(self, lines: int):
outer_inc = 1 if self._spec.pretty_display else 3
self._main_widget.setFixedHeight(self._line_height() * max(lines, self._min_lines))
self._button_holder.setFixedHeight(self._line_height() * (max(lines, self._min_lines) + 1))
self.setFixedHeight(self._line_height() * (max(lines, self._min_lines) + outer_inc))
def scale_to_data(self, *_):
self.set_max_height_in_lines(self._main_widget.count() + 1)
class SetFormItem(ListFormItem):
def _add_main_widget(self) -> None:
super()._add_main_widget()
self._add_item_field = self._types.widget()
self._buttons.addWidget(QLabel("Add new:"))
self._buttons.addWidget(self._add_item_field)
self.setSizePolicy(QSizePolicy.Policy.MinimumExpanding, QSizePolicy.Policy.Minimum)
@SafeSlot()
def _add_row(self):
self._add_data_item(WidgetIO.get_value(self._add_item_field))
self._repop(self._data)
def _update(self, _, value, *args):
if value in self._data:
return
return super()._update(_, value, *args)
def _add_data_item(self, val=None):
val = val or self._types.default
if val == self._types.default or val in self._data:
return
self._data.append(val)
self._add_list_item(val)
def _add_list_item(self, val):
item_widget = super()._add_list_item(val)
if isinstance(item_widget, QLineEdit):
item_widget.setReadOnly(True)
return item_widget
def getValue(self):
return set(self._data)
def setValue(self, value: set):
return super().setValue(set(value))
class StrLiteralFormItem(DynamicFormItem):
def _add_main_widget(self) -> None:
self._main_widget = QComboBox()
self._options = get_args(self._spec.info.annotation)
for opt in self._options:
self._main_widget.addItem(opt)
self._layout.addWidget(self._main_widget)
def getValue(self):
return self._main_widget.currentText()
def setValue(self, value: str | None):
if value is None:
self.clear()
for i in range(self._main_widget.count()):
if self._main_widget.itemText(i) == value:
self._main_widget.setCurrentIndex(i)
return
raise ValueError(f"Cannot set value: {value}, options are: {self._options}")
def clear(self):
self._main_widget.setCurrentIndex(-1)
WidgetTypeRegistry = OrderedDict[str, tuple[Callable[[FormItemSpec], bool], type[DynamicFormItem]]]
DEFAULT_WIDGET_TYPES: Final[WidgetTypeRegistry] = OrderedDict() | {
# dict literals are ordered already but TypedForm subclasses may modify coppies of this dict
# and delete/insert keys or change the order
"literal_str": (
lambda spec: type(spec.info.annotation) is type(Literal[""])
and set(type(arg) for arg in get_args(spec.info.annotation)) == {str},
StrLiteralFormItem,
),
"str": (lambda spec: spec.item_type in [str, str | None, None], StrFormItem),
"int": (lambda spec: spec.item_type in [int, int | None], IntFormItem),
"float_decimal": (
lambda spec: spec.item_type in [float, float | None, Decimal, Decimal | None],
FloatDecimalFormItem,
),
"bool": (lambda spec: spec.item_type in [bool, bool | None], BoolFormItem),
"dict": (
lambda spec: spec.item_type in [dict, dict | None]
or (isinstance(spec.item_type, GenericAlias) and spec.item_type.__origin__ is dict),
DictFormItem,
),
"list": (
lambda spec: spec.item_type in [list, list | None]
or (isinstance(spec.item_type, GenericAlias) and spec.item_type.__origin__ is list),
ListFormItem,
),
"set": (
lambda spec: spec.item_type in [set, set | None]
or (isinstance(spec.item_type, GenericAlias) and spec.item_type.__origin__ is set),
SetFormItem,
),
}
def widget_from_type(
spec: FormItemSpec, widget_types: WidgetTypeRegistry | None = None
) -> type[DynamicFormItem]:
widget_types = widget_types or DEFAULT_WIDGET_TYPES
for predicate, widget_type in widget_types.values():
if predicate(spec):
return widget_type
logger.warning(
f"Type {spec.item_type=} / {spec.info.annotation=} is not (yet) supported in dynamic form creation."
)
return StrFormItem
if __name__ == "__main__": # pragma: no cover
class TestModel(BaseModel):
value0: set = Field(set(["a", "b"]))
value1: str | None = Field(None)
value2: bool | None = Field(None)
value3: bool = Field(True)
value4: int = Field(123)
value5: int | None = Field()
value6: list[int] = Field()
value7: list = Field()
app = QApplication([])
w = QWidget()
layout = QGridLayout()
w.setLayout(layout)
items = []
for i, (field_name, info) in enumerate(TestModel.model_fields.items()):
spec = spec = FormItemSpec(item_type=info.annotation, name=field_name, info=info)
layout.addWidget(QLabel(field_name), i, 0)
layout.addWidget(widget_from_type(info.annotation)(info), i, 1)
widg = widget_from_type(spec)(spec=spec)
items.append(widg)
layout.addWidget(widg, i, 1)
items[6].setValue([1, 2, 3, 4])
items[7].setValue(["1", "2", "asdfg", "qwerty"])
w.show()
app.exec()

View File

@@ -0,0 +1,21 @@
import bec_qthemes
def pretty_display_theme(theme: str = "dark"):
palette = bec_qthemes.load_palette(theme)
foreground = palette.text().color().name()
background = palette.base().color().name()
border = palette.shadow().color().name()
accent = palette.accent().color().name()
return f"""
QWidget {{color: {foreground}; background-color: {background}}}
QLabel {{ font-weight: bold; }}
QLineEdit,QLabel,QTreeView {{ border-style: solid; border-width: 2px; border-color: {border} }}
QRadioButton {{ color: {foreground}; }}
QRadioButton::indicator::checked {{ color: {accent}; }}
QCheckBox {{ color: {accent}; }}
"""
if __name__ == "__main__":
print(pretty_display_theme())

View File

@@ -8,6 +8,9 @@ from qtpy.QtCore import QObject
from bec_widgets.utils.name_utils import pascal_to_snake
EXCLUDED_PLUGINS = ["BECConnector", "BECDockArea", "BECDock", "BECFigure"]
_PARENT_ARG_REGEX = r".__init__\(\s*(?:parent\)|parent=parent,?|parent,?)"
_SELF_PARENT_ARG_REGEX = r".__init__\(\s*self,\s*(?:parent\)|parent=parent,?|parent,?)"
SUPER_INIT_REGEX = re.compile(r"super\(\)" + _PARENT_ARG_REGEX, re.MULTILINE)
class PluginFilenames(NamedTuple):
@@ -90,34 +93,20 @@ class DesignerPluginGenerator:
# Check if the widget class calls the super constructor with parent argument
init_source = inspect.getsource(self.widget.__init__)
cls_init_found = (
bool(init_source.find(f"{base_cls[0].__name__}.__init__(self, parent=parent") > 0)
or bool(init_source.find(f"{base_cls[0].__name__}.__init__(self, parent)") > 0)
or bool(init_source.find(f"{base_cls[0].__name__}.__init__(self, parent,") > 0)
)
super_init_found = (
bool(
init_source.find(f"super({base_cls[0].__name__}, self).__init__(parent=parent") > 0
)
or bool(init_source.find(f"super({base_cls[0].__name__}, self).__init__(parent,") > 0)
or bool(init_source.find(f"super({base_cls[0].__name__}, self).__init__(parent)") > 0)
class_re = re.compile(base_cls[0].__name__ + _SELF_PARENT_ARG_REGEX, re.MULTILINE)
cls_init_found = class_re.search(init_source) is not None
super_self_re = re.compile(
rf"super\({base_cls[0].__name__}, self\)" + _PARENT_ARG_REGEX, re.MULTILINE
)
super_init_found = super_self_re.search(init_source) is not None
if issubclass(self.widget.__bases__[0], QObject) and not super_init_found:
super_init_found = (
bool(init_source.find("super().__init__(parent=parent") > 0)
or bool(init_source.find("super().__init__(parent,") > 0)
or bool(init_source.find("super().__init__(parent)") > 0)
)
super_init_found = SUPER_INIT_REGEX.search(init_source) is not None
# for the new style classes, we only have one super call. We can therefore check if the
# number of __init__ calls is 2 (the class itself and the super class)
num_inits = re.findall(r"__init__", init_source)
if len(num_inits) == 2 and not super_init_found:
super_init_found = bool(
init_source.find("super().__init__(parent=parent") > 0
or init_source.find("super().__init__(parent,") > 0
or init_source.find("super().__init__(parent)") > 0
)
super_init_found = SUPER_INIT_REGEX.search(init_source) is not None
if not cls_init_found and not super_init_found:
raise ValueError(

View File

@@ -1,5 +1,5 @@
""" Module for a thin wrapper (LinearRegionWrapper) around the LinearRegionItem in pyqtgraph.
The class is mainly designed for usage with the BECWaveform and 1D plots. """
"""Module for a thin wrapper (LinearRegionWrapper) around the LinearRegionItem in pyqtgraph.
The class is mainly designed for usage with the BECWaveform and 1D plots."""
from __future__ import annotations

View File

@@ -4,7 +4,7 @@ import importlib
import inspect
import os
from dataclasses import dataclass
from typing import TYPE_CHECKING
from typing import TYPE_CHECKING, Iterable
from bec_lib.plugin_helper import _get_available_plugins
from qtpy.QtWidgets import QGraphicsWidget, QWidget
@@ -90,15 +90,15 @@ class BECClassInfo:
name: str
module: str
file: str
obj: type
obj: type[BECWidget]
is_connector: bool = False
is_widget: bool = False
is_plugin: bool = False
class BECClassContainer:
def __init__(self):
self._collection: list[BECClassInfo] = []
def __init__(self, initial: Iterable[BECClassInfo] = []):
self._collection: list[BECClassInfo] = list(initial)
def __repr__(self):
return str(list(cl.name for cl in self.collection))
@@ -106,6 +106,16 @@ class BECClassContainer:
def __iter__(self):
return self._collection.__iter__()
def __add__(self, other: BECClassContainer):
return BECClassContainer((*self, *(c for c in other if c.name not in self.names)))
def as_dict(self, ignores: list[str] = []) -> dict[str, type[BECWidget]]:
"""get a dict of {name: Type} for all the entries in the collection.
Args:
ignores(list[str]): a list of class names to exclude from the dictionary."""
return {c.name: c.obj for c in self if c.name not in ignores}
def add_class(self, class_info: BECClassInfo):
"""
Add a class to the collection.
@@ -115,53 +125,44 @@ class BECClassContainer:
"""
self.collection.append(class_info)
@property
def names(self):
"""Return a list of class names"""
return [c.name for c in self]
@property
def collection(self):
"""
Get the collection of classes.
"""
"""Get the collection of classes."""
return self._collection
@property
def connector_classes(self):
"""
Get all connector classes.
"""
"""Get all connector classes."""
return [info.obj for info in self.collection if info.is_connector]
@property
def top_level_classes(self):
"""
Get all top-level classes.
"""
"""Get all top-level classes."""
return [info.obj for info in self.collection if info.is_plugin]
@property
def plugins(self):
"""
Get all plugins. These are all classes that are on the top level and are widgets.
"""
"""Get all plugins. These are all classes that are on the top level and are widgets."""
return [info.obj for info in self.collection if info.is_widget and info.is_plugin]
@property
def widgets(self):
"""
Get all widgets. These are all classes inheriting from BECWidget.
"""
"""Get all widgets. These are all classes inheriting from BECWidget."""
return [info.obj for info in self.collection if info.is_widget]
@property
def rpc_top_level_classes(self):
"""
Get all top-level classes that are RPC-enabled. These are all classes that users can choose from.
"""
"""Get all top-level classes that are RPC-enabled. These are all classes that users can choose from."""
return [info.obj for info in self.collection if info.is_plugin and info.is_connector]
@property
def classes(self):
"""
Get all classes.
"""
"""Get all classes."""
return [info.obj for info in self.collection]
@@ -197,7 +198,7 @@ def get_custom_classes(repo_name: str) -> BECClassContainer:
if not hasattr(obj, "__module__") or obj.__module__ != module.__name__:
continue
if isinstance(obj, type):
class_info = BECClassInfo(name=name, module=module_name, file=path, obj=obj)
class_info = BECClassInfo(name=name, module=module.__name__, file=path, obj=obj)
if issubclass(obj, BECConnector):
class_info.is_connector = True
if issubclass(obj, BECWidget):

View File

@@ -195,7 +195,7 @@ class RPCServer:
return
self._broadcasted_data = data
logger.info(f"Broadcasting registry update: {data} for {self.gui_id}")
logger.debug(f"Broadcasting registry update: {data} for {self.gui_id}")
self.client.connector.xadd(
MessageEndpoints.gui_registry_state(self.gui_id),
msg_dict={"data": messages.GUIRegistryStateMessage(state=data)},

View File

@@ -1,5 +1,5 @@
from bec_lib.logger import bec_logger
from PySide6.QtGui import QCloseEvent
from qtpy.QtGui import QCloseEvent
from qtpy.QtWidgets import QDialog, QDialogButtonBox, QHBoxLayout, QPushButton, QVBoxLayout, QWidget
from bec_widgets.utils.error_popups import SafeSlot

View File

@@ -16,7 +16,8 @@ from qtpy.QtWidgets import (
QWidget,
)
from bec_widgets.utils.toolbar import MaterialIconAction, ModularToolBar
from bec_widgets.utils.toolbars.bundles import ToolbarBundle
from bec_widgets.utils.toolbars.toolbar import MaterialIconAction, ModularToolBar
class SidePanel(QWidget):
@@ -31,6 +32,7 @@ class SidePanel(QWidget):
panel_max_width: int = 200,
animation_duration: int = 200,
animations_enabled: bool = True,
show_toolbar: bool = True,
):
super().__init__(parent=parent)
@@ -40,6 +42,7 @@ class SidePanel(QWidget):
self._panel_max_width = panel_max_width
self._animation_duration = animation_duration
self._animations_enabled = animations_enabled
self._show_toolbar = show_toolbar
self._panel_width = 0
self._panel_height = 0
@@ -59,7 +62,7 @@ class SidePanel(QWidget):
self.main_layout.setContentsMargins(0, 0, 0, 0)
self.main_layout.setSpacing(0)
self.toolbar = ModularToolBar(parent=self, target_widget=self, orientation="vertical")
self.toolbar = ModularToolBar(parent=self, orientation="vertical")
self.container = QWidget()
self.container.layout = QVBoxLayout(self.container)
@@ -71,13 +74,14 @@ class SidePanel(QWidget):
self.stack_widget.setMinimumWidth(5)
self.stack_widget.setMaximumWidth(self._panel_max_width)
if self._orientation == "left":
self.main_layout.addWidget(self.toolbar)
self.main_layout.addWidget(self.container)
else:
self.main_layout.addWidget(self.container)
self.main_layout.addWidget(self.toolbar)
if self._orientation in ("left", "right"):
if self._show_toolbar:
self.main_layout.addWidget(self.toolbar)
if self._orientation == "left":
self.main_layout.addWidget(self.container)
else:
self.main_layout.insertWidget(0, self.container)
self.container.layout.addWidget(self.stack_widget)
self.menu_anim = QPropertyAnimation(self, b"panel_width")
@@ -89,7 +93,7 @@ class SidePanel(QWidget):
self.main_layout.setContentsMargins(0, 0, 0, 0)
self.main_layout.setSpacing(0)
self.toolbar = ModularToolBar(parent=self, target_widget=self, orientation="horizontal")
self.toolbar = ModularToolBar(parent=self, orientation="horizontal")
self.container = QWidget()
self.container.layout = QVBoxLayout(self.container)
@@ -102,11 +106,13 @@ class SidePanel(QWidget):
self.stack_widget.setMaximumHeight(self._panel_max_width)
if self._orientation == "top":
self.main_layout.addWidget(self.toolbar)
if self._show_toolbar:
self.main_layout.addWidget(self.toolbar)
self.main_layout.addWidget(self.container)
else:
self.main_layout.addWidget(self.container)
self.main_layout.addWidget(self.toolbar)
if self._show_toolbar:
self.main_layout.addWidget(self.toolbar)
self.container.layout.addWidget(self.stack_widget)
@@ -233,21 +239,24 @@ class SidePanel(QWidget):
def add_menu(
self,
action_id: str,
icon_name: str,
tooltip: str,
widget: QWidget,
action_id: str | None = None,
icon_name: str | None = None,
tooltip: str | None = None,
title: str | None = None,
):
) -> int:
"""
Add a menu to the side panel.
Args:
action_id(str): The ID of the action.
icon_name(str): The name of the icon.
tooltip(str): The tooltip for the action.
widget(QWidget): The widget to add to the panel.
title(str): The title of the panel.
action_id(str | None): The ID of the action. Optional if no toolbar action is needed.
icon_name(str | None): The name of the icon. Optional if no toolbar action is needed.
tooltip(str | None): The tooltip for the action. Optional if no toolbar action is needed.
title(str | None): The title of the panel.
Returns:
int: The index of the added panel, which can be used with show_panel() and switch_to().
"""
# container_widget: top-level container for the stacked page
container_widget = QWidget()
@@ -278,32 +287,43 @@ class SidePanel(QWidget):
index = self.stack_widget.count()
self.stack_widget.addWidget(container_widget)
# Add an action to the toolbar
action = MaterialIconAction(icon_name=icon_name, tooltip=tooltip, checkable=True)
self.toolbar.add_action(action_id, action, target_widget=self)
# Add an action to the toolbar if action_id, icon_name, and tooltip are provided
if action_id is not None and icon_name is not None and tooltip is not None:
action = MaterialIconAction(
icon_name=icon_name, tooltip=tooltip, checkable=True, parent=self
)
self.toolbar.components.add_safe(action_id, action)
bundle = ToolbarBundle(action_id, self.toolbar.components)
bundle.add_action(action_id)
self.toolbar.add_bundle(bundle)
shown_bundles = self.toolbar.shown_bundles
shown_bundles.append(action_id)
self.toolbar.show_bundles(shown_bundles)
def on_action_toggled(checked: bool):
if self.switching_actions:
return
def on_action_toggled(checked: bool):
if self.switching_actions:
return
if checked:
if self.current_action and self.current_action != action.action:
self.switching_actions = True
self.current_action.setChecked(False)
self.switching_actions = False
if checked:
if self.current_action and self.current_action != action.action:
self.switching_actions = True
self.current_action.setChecked(False)
self.switching_actions = False
self.current_action = action.action
self.current_action = action.action
if not self.panel_visible:
self.show_panel(index)
if not self.panel_visible:
self.show_panel(index)
else:
self.switch_to(index)
else:
self.switch_to(index)
else:
if self.current_action == action.action:
self.current_action = None
self.hide_panel()
if self.current_action == action.action:
self.current_action = None
self.hide_panel()
action.action.toggled.connect(on_action_toggled)
action.action.toggled.connect(on_action_toggled)
return index
############################################
@@ -332,41 +352,56 @@ class ExampleApp(QMainWindow): # pragma: no cover
self.add_side_menus()
def add_side_menus(self):
# Example 1: With action, icon, and tooltip
widget1 = QWidget()
layout1 = QVBoxLayout(widget1)
for i in range(15):
layout1.addWidget(QLabel(f"Widget 1 label row {i}"))
self.side_panel.add_menu(
widget=widget1,
action_id="widget1",
icon_name="counter_1",
tooltip="Show Widget 1",
widget=widget1,
title="Widget 1 Panel",
)
# Example 2: With action, icon, and tooltip
widget2 = QWidget()
layout2 = QVBoxLayout(widget2)
layout2.addWidget(QLabel("Short widget 2 content"))
self.side_panel.add_menu(
widget=widget2,
action_id="widget2",
icon_name="counter_2",
tooltip="Show Widget 2",
widget=widget2,
title="Widget 2 Panel",
)
# Example 3: With action, icon, and tooltip
widget3 = QWidget()
layout3 = QVBoxLayout(widget3)
for i in range(10):
layout3.addWidget(QLabel(f"Line {i} for Widget 3"))
self.side_panel.add_menu(
widget=widget3,
action_id="widget3",
icon_name="counter_3",
tooltip="Show Widget 3",
widget=widget3,
title="Widget 3 Panel",
)
# Example 4: Without action, icon, and tooltip (can only be shown programmatically)
widget4 = QWidget()
layout4 = QVBoxLayout(widget4)
layout4.addWidget(QLabel("This panel has no toolbar button"))
layout4.addWidget(QLabel("It can only be shown programmatically"))
self.hidden_panel_index = self.side_panel.add_menu(widget=widget4, title="Hidden Panel")
# Example of how to show the hidden panel programmatically after 3 seconds
from qtpy.QtCore import QTimer
QTimer.singleShot(3000, lambda: self.side_panel.show_panel(self.hidden_panel_index))
if __name__ == "__main__": # pragma: no cover
app = QApplication(sys.argv)

File diff suppressed because it is too large Load Diff

View File

@@ -0,0 +1,524 @@
# pylint: disable=no-name-in-module
from __future__ import annotations
import os
from abc import ABC, abstractmethod
from contextlib import contextmanager
from typing import Dict, Literal
from bec_lib.device import ReadoutPriority
from bec_lib.logger import bec_logger
from bec_qthemes._icon.material_icons import material_icon
from qtpy.QtCore import QSize, Qt, QTimer
from qtpy.QtGui import QAction, QColor, QIcon
from qtpy.QtWidgets import (
QApplication,
QComboBox,
QHBoxLayout,
QLabel,
QMenu,
QSizePolicy,
QStyledItemDelegate,
QToolBar,
QToolButton,
QWidget,
)
import bec_widgets
from bec_widgets.widgets.control.device_input.base_classes.device_input_base import BECDeviceFilter
from bec_widgets.widgets.control.device_input.device_combobox.device_combobox import DeviceComboBox
logger = bec_logger.logger
MODULE_PATH = os.path.dirname(bec_widgets.__file__)
class NoCheckDelegate(QStyledItemDelegate):
"""To reduce space in combo boxes by removing the checkmark."""
def initStyleOption(self, option, index):
super().initStyleOption(option, index)
# Remove any check indicator
option.checkState = Qt.Unchecked
class LongPressToolButton(QToolButton):
def __init__(self, *args, long_press_threshold=500, **kwargs):
super().__init__(*args, **kwargs)
self.long_press_threshold = long_press_threshold
self._long_press_timer = QTimer(self)
self._long_press_timer.setSingleShot(True)
self._long_press_timer.timeout.connect(self.handleLongPress)
self._pressed = False
self._longPressed = False
def mousePressEvent(self, event):
self._pressed = True
self._longPressed = False
self._long_press_timer.start(self.long_press_threshold)
super().mousePressEvent(event)
def mouseReleaseEvent(self, event):
self._pressed = False
if self._longPressed:
self._longPressed = False
self._long_press_timer.stop()
event.accept() # Prevent normal click action after a long press
return
self._long_press_timer.stop()
super().mouseReleaseEvent(event)
def handleLongPress(self):
if self._pressed:
self._longPressed = True
self.showMenu()
class ToolBarAction(ABC):
"""
Abstract base class for toolbar actions.
Args:
icon_path (str, optional): The name of the icon file from `assets/toolbar_icons`. Defaults to None.
tooltip (str, optional): The tooltip for the action. Defaults to None.
checkable (bool, optional): Whether the action is checkable. Defaults to False.
"""
def __init__(self, icon_path: str = None, tooltip: str = None, checkable: bool = False):
self.icon_path = (
os.path.join(MODULE_PATH, "assets", "toolbar_icons", icon_path) if icon_path else None
)
self.tooltip = tooltip
self.checkable = checkable
self.action = None
@abstractmethod
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
"""Adds an action or widget to a toolbar.
Args:
toolbar (QToolBar): The toolbar to add the action or widget to.
target (QWidget): The target widget for the action.
"""
def cleanup(self):
"""Cleans up the action, if necessary."""
pass
class SeparatorAction(ToolBarAction):
"""Separator action for the toolbar."""
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
toolbar.addSeparator()
class QtIconAction(ToolBarAction):
def __init__(self, standard_icon, tooltip=None, checkable=False, parent=None):
super().__init__(icon_path=None, tooltip=tooltip, checkable=checkable)
self.standard_icon = standard_icon
self.icon = QApplication.style().standardIcon(standard_icon)
self.action = QAction(icon=self.icon, text=self.tooltip, parent=parent)
self.action.setCheckable(self.checkable)
def add_to_toolbar(self, toolbar, target):
toolbar.addAction(self.action)
def get_icon(self):
return self.icon
class MaterialIconAction(ToolBarAction):
"""
Action with a Material icon for the toolbar.
Args:
icon_name (str, optional): The name of the Material icon. Defaults to None.
tooltip (str, optional): The tooltip for the action. Defaults to None.
checkable (bool, optional): Whether the action is checkable. Defaults to False.
filled (bool, optional): Whether the icon is filled. Defaults to False.
color (str | tuple | QColor | dict[Literal["dark", "light"], str] | None, optional): The color of the icon.
Defaults to None.
parent (QWidget or None, optional): Parent widget for the underlying QAction.
"""
def __init__(
self,
icon_name: str = None,
tooltip: str = None,
checkable: bool = False,
filled: bool = False,
color: str | tuple | QColor | dict[Literal["dark", "light"], str] | None = None,
parent=None,
):
super().__init__(icon_path=None, tooltip=tooltip, checkable=checkable)
self.icon_name = icon_name
self.filled = filled
self.color = color
# Generate the icon using the material_icon helper
self.icon = material_icon(
self.icon_name,
size=(20, 20),
convert_to_pixmap=False,
filled=self.filled,
color=self.color,
)
if parent is None:
logger.warning(
"MaterialIconAction was created without a parent. Please consider adding one. Using None as parent may cause issues."
)
self.action = QAction(icon=self.icon, text=self.tooltip, parent=parent)
self.action.setCheckable(self.checkable)
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
"""
Adds the action to the toolbar.
Args:
toolbar(QToolBar): The toolbar to add the action to.
target(QWidget): The target widget for the action.
"""
toolbar.addAction(self.action)
def get_icon(self):
"""
Returns the icon for the action.
Returns:
QIcon: The icon for the action.
"""
return self.icon
class DeviceSelectionAction(ToolBarAction):
"""
Action for selecting a device in a combobox.
Args:
label (str): The label for the combobox.
device_combobox (DeviceComboBox): The combobox for selecting the device.
"""
def __init__(self, label: str | None = None, device_combobox=None):
super().__init__()
self.label = label
self.device_combobox = device_combobox
self.device_combobox.currentIndexChanged.connect(lambda: self.set_combobox_style("#ffa700"))
def add_to_toolbar(self, toolbar, target):
widget = QWidget(parent=target)
layout = QHBoxLayout(widget)
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
if self.label is not None:
label = QLabel(text=f"{self.label}", parent=target)
layout.addWidget(label)
if self.device_combobox is not None:
layout.addWidget(self.device_combobox)
toolbar.addWidget(widget)
def set_combobox_style(self, color: str):
self.device_combobox.setStyleSheet(f"QComboBox {{ background-color: {color}; }}")
class SwitchableToolBarAction(ToolBarAction):
"""
A split toolbar action that combines a main action and a drop-down menu for additional actions.
The main button displays the currently selected action's icon and tooltip. Clicking on the main button
triggers that action. Clicking on the drop-down arrow displays a menu with alternative actions. When an
alternative action is selected, it becomes the new default and its callback is immediately executed.
This design mimics the behavior seen in Adobe Photoshop or Affinity Designer toolbars.
Args:
actions (dict): A dictionary mapping a unique key to a ToolBarAction instance.
initial_action (str, optional): The key of the initial default action. If not provided, the first action is used.
tooltip (str, optional): An optional tooltip for the split action; if provided, it overrides the default action's tooltip.
checkable (bool, optional): Whether the action is checkable. Defaults to True.
parent (QWidget, optional): Parent widget for the underlying QAction.
"""
def __init__(
self,
actions: Dict[str, ToolBarAction],
initial_action: str = None,
tooltip: str = None,
checkable: bool = True,
default_state_checked: bool = False,
parent=None,
):
super().__init__(icon_path=None, tooltip=tooltip, checkable=checkable)
self.actions = actions
self.current_key = initial_action if initial_action is not None else next(iter(actions))
self.parent = parent
self.checkable = checkable
self.default_state_checked = default_state_checked
self.main_button = None
self.menu_actions: Dict[str, QAction] = {}
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
"""
Adds the split action to the toolbar.
Args:
toolbar (QToolBar): The toolbar to add the action to.
target (QWidget): The target widget for the action.
"""
self.main_button = LongPressToolButton(toolbar)
self.main_button.setPopupMode(QToolButton.MenuButtonPopup)
self.main_button.setCheckable(self.checkable)
default_action = self.actions[self.current_key]
self.main_button.setIcon(default_action.get_icon())
self.main_button.setToolTip(default_action.tooltip)
self.main_button.clicked.connect(self._trigger_current_action)
menu = QMenu(self.main_button)
for key, action_obj in self.actions.items():
menu_action = QAction(
icon=action_obj.get_icon(), text=action_obj.tooltip, parent=self.main_button
)
menu_action.setIconVisibleInMenu(True)
menu_action.setCheckable(self.checkable)
menu_action.setChecked(key == self.current_key)
menu_action.triggered.connect(lambda checked, k=key: self.set_default_action(k))
menu.addAction(menu_action)
self.main_button.setMenu(menu)
if self.default_state_checked:
self.main_button.setChecked(True)
self.action = toolbar.addWidget(self.main_button)
def _trigger_current_action(self):
"""
Triggers the current action associated with the main button.
"""
action_obj = self.actions[self.current_key]
action_obj.action.trigger()
def set_default_action(self, key: str):
"""
Sets the default action for the split action.
Args:
key(str): The key of the action to set as default.
"""
if self.main_button is None:
return
self.current_key = key
new_action = self.actions[self.current_key]
self.main_button.setIcon(new_action.get_icon())
self.main_button.setToolTip(new_action.tooltip)
# Update check state of menu items
for k, menu_act in self.actions.items():
menu_act.action.setChecked(False)
new_action.action.trigger()
# Active action chosen from menu is always checked, uncheck through main button
if self.checkable:
new_action.action.setChecked(True)
self.main_button.setChecked(True)
def block_all_signals(self, block: bool = True):
"""
Blocks or unblocks all signals for the actions in the toolbar.
Args:
block (bool): Whether to block signals. Defaults to True.
"""
if self.main_button is not None:
self.main_button.blockSignals(block)
for action in self.actions.values():
action.action.blockSignals(block)
@contextmanager
def signal_blocker(self):
"""
Context manager to block signals for all actions in the toolbar.
"""
self.block_all_signals(True)
try:
yield
finally:
self.block_all_signals(False)
def set_state_all(self, state: bool):
"""
Uncheck all actions in the toolbar.
"""
for action in self.actions.values():
action.action.setChecked(state)
if self.main_button is None:
return
self.main_button.setChecked(state)
def get_icon(self) -> QIcon:
return self.actions[self.current_key].get_icon()
class WidgetAction(ToolBarAction):
"""
Action for adding any widget to the toolbar.
Please note that the injected widget must be life-cycled by the parent widget,
i.e., the widget must be properly cleaned up outside of this action. The WidgetAction
will not perform any cleanup on the widget itself, only on the container that holds it.
Args:
label (str|None): The label for the widget.
widget (QWidget): The widget to be added to the toolbar.
adjust_size (bool): Whether to adjust the size of the widget based on its contents. Defaults to True.
"""
def __init__(
self,
label: str | None = None,
widget: QWidget = None,
adjust_size: bool = True,
parent=None,
):
super().__init__(icon_path=None, tooltip=label, checkable=False)
self.label = label
self.widget = widget
self.container = None
self.adjust_size = adjust_size
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
"""
Adds the widget to the toolbar.
Args:
toolbar (QToolBar): The toolbar to add the widget to.
target (QWidget): The target widget for the action.
"""
self.container = QWidget(parent=target)
layout = QHBoxLayout(self.container)
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
if self.label is not None:
label_widget = QLabel(text=f"{self.label}", parent=target)
label_widget.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
label_widget.setAlignment(Qt.AlignVCenter | Qt.AlignRight)
layout.addWidget(label_widget)
if isinstance(self.widget, QComboBox) and self.adjust_size:
self.widget.setSizeAdjustPolicy(QComboBox.AdjustToContents)
size_policy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
self.widget.setSizePolicy(size_policy)
self.widget.setMinimumWidth(self.calculate_minimum_width(self.widget))
layout.addWidget(self.widget)
toolbar.addWidget(self.container)
# Store the container as the action to allow toggling visibility.
self.action = self.container
def cleanup(self):
"""
Cleans up the action by closing and deleting the container widget.
This method will be called automatically when the toolbar is cleaned up.
"""
if self.container is not None:
self.container.close()
self.container.deleteLater()
return super().cleanup()
@staticmethod
def calculate_minimum_width(combo_box: QComboBox) -> int:
font_metrics = combo_box.fontMetrics()
max_width = max(font_metrics.width(combo_box.itemText(i)) for i in range(combo_box.count()))
return max_width + 60
class ExpandableMenuAction(ToolBarAction):
"""
Action for an expandable menu in the toolbar.
Args:
label (str): The label for the menu.
actions (dict): A dictionary of actions to populate the menu.
icon_path (str, optional): The path to the icon file. Defaults to None.
"""
def __init__(self, label: str, actions: dict, icon_path: str = None):
super().__init__(icon_path, label)
self.actions = actions
def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
button = QToolButton(toolbar)
if self.icon_path:
button.setIcon(QIcon(self.icon_path))
button.setText(self.tooltip)
button.setPopupMode(QToolButton.InstantPopup)
button.setStyleSheet(
"""
QToolButton {
font-size: 14px;
}
QMenu {
font-size: 14px;
}
"""
)
menu = QMenu(button)
for action_container in self.actions.values():
action: QAction = action_container.action
action.setIconVisibleInMenu(True)
if action_container.icon_path:
icon = QIcon()
icon.addFile(action_container.icon_path, size=QSize(20, 20))
action.setIcon(icon)
elif hasattr(action, "get_icon") and callable(action_container.get_icon):
sub_icon = action_container.get_icon()
if sub_icon and not sub_icon.isNull():
action.setIcon(sub_icon)
action.setCheckable(action_container.checkable)
menu.addAction(action)
button.setMenu(menu)
toolbar.addWidget(button)
class DeviceComboBoxAction(WidgetAction):
"""
Action for a device selection combobox in the toolbar.
Args:
label (str): The label for the combobox.
device_combobox (QComboBox): The combobox for selecting the device.
"""
def __init__(
self,
target_widget: QWidget,
device_filter: list[BECDeviceFilter] | None = None,
readout_priority_filter: (
str | ReadoutPriority | list[str] | list[ReadoutPriority] | None
) = None,
tooltip: str | None = None,
add_empty_item: bool = False,
no_check_delegate: bool = False,
):
self.combobox = DeviceComboBox(
parent=target_widget,
device_filter=device_filter,
readout_priority_filter=readout_priority_filter,
)
super().__init__(widget=self.combobox, adjust_size=False)
if add_empty_item:
self.combobox.addItem("", None)
self.combobox.setCurrentText("")
if tooltip is not None:
self.combobox.setToolTip(tooltip)
if no_check_delegate:
self.combobox.setItemDelegate(NoCheckDelegate(self.combobox))
def cleanup(self):
"""
Cleans up the action by closing and deleting the combobox widget.
This method will be called automatically when the toolbar is cleaned up.
"""
if self.combobox is not None:
self.combobox.close()
self.combobox.deleteLater()
return super().cleanup()

View File

@@ -0,0 +1,244 @@
from __future__ import annotations
from collections import defaultdict
from typing import TYPE_CHECKING, DefaultDict
from weakref import ReferenceType
import louie
from bec_lib.logger import bec_logger
from pydantic import BaseModel
from bec_widgets.utils.toolbars.actions import SeparatorAction, ToolBarAction
if TYPE_CHECKING:
from bec_widgets.utils.toolbars.connections import BundleConnection
from bec_widgets.utils.toolbars.toolbar import ModularToolBar
logger = bec_logger.logger
class ActionInfo(BaseModel):
action: ToolBarAction
toolbar_bundle: ToolbarBundle | None = None
model_config = {"arbitrary_types_allowed": True}
class ToolbarComponents:
def __init__(self, toolbar: ModularToolBar):
"""
Initializes the toolbar components.
Args:
toolbar (ModularToolBar): The toolbar to which the components will be added.
"""
self.toolbar = toolbar
self._components: dict[str, ActionInfo] = {}
self.add("separator", SeparatorAction())
def add(self, name: str, component: ToolBarAction):
"""
Adds a component to the toolbar.
Args:
component (ToolBarAction): The component to add.
"""
if name in self._components:
raise ValueError(f"Component with name '{name}' already exists.")
self._components[name] = ActionInfo(action=component, toolbar_bundle=None)
def add_safe(self, name: str, component: ToolBarAction):
"""
Adds a component to the toolbar, ensuring it does not already exist.
Args:
name (str): The name of the component.
component (ToolBarAction): The component to add.
"""
if self.exists(name):
logger.info(f"Component with name '{name}' already exists. Skipping addition.")
return
self.add(name, component)
def exists(self, name: str) -> bool:
"""
Checks if a component exists in the toolbar.
Args:
name (str): The name of the component to check.
Returns:
bool: True if the component exists, False otherwise.
"""
return name in self._components
def get_action_reference(self, name: str) -> ReferenceType[ToolBarAction]:
"""
Retrieves a component by name.
Args:
name (str): The name of the component to retrieve.
"""
if not self.exists(name):
raise KeyError(f"Component with name '{name}' does not exist.")
return louie.saferef.safe_ref(self._components[name].action)
def get_action(self, name: str) -> ToolBarAction:
"""
Retrieves a component by name.
Args:
name (str): The name of the component to retrieve.
Returns:
ToolBarAction: The action associated with the given name.
"""
if not self.exists(name):
raise KeyError(
f"Component with name '{name}' does not exist. The following components are available: {list(self._components.keys())}"
)
return self._components[name].action
def set_bundle(self, name: str, bundle: ToolbarBundle):
"""
Sets the bundle for a component.
Args:
name (str): The name of the component.
bundle (ToolbarBundle): The bundle to set.
"""
if not self.exists(name):
raise KeyError(f"Component with name '{name}' does not exist.")
comp = self._components[name]
if comp.toolbar_bundle is not None:
logger.info(
f"Component '{name}' already has a bundle ({comp.toolbar_bundle.name}). Setting it to {bundle.name}."
)
comp.toolbar_bundle.bundle_actions.pop(name, None)
comp.toolbar_bundle = bundle
def remove_action(self, name: str):
"""
Removes a component from the toolbar.
Args:
name (str): The name of the component to remove.
"""
if not self.exists(name):
raise KeyError(f"Action with ID '{name}' does not exist.")
action_info = self._components.pop(name)
if action_info.toolbar_bundle:
action_info.toolbar_bundle.bundle_actions.pop(name, None)
self.toolbar.refresh()
action_info.toolbar_bundle = None
if hasattr(action_info.action, "cleanup"):
# Call cleanup if the action has a cleanup method
action_info.action.cleanup()
def cleanup(self):
"""
Cleans up the toolbar components by removing all actions and bundles.
"""
for action_info in self._components.values():
if hasattr(action_info.action, "cleanup"):
# Call cleanup if the action has a cleanup method
action_info.action.cleanup()
self._components.clear()
class ToolbarBundle:
def __init__(self, name: str, components: ToolbarComponents):
"""
Initializes a new bundle component.
Args:
bundle_name (str): Unique identifier for the bundle.
"""
self.name = name
self.components = components
self.bundle_actions: DefaultDict[str, ReferenceType[ToolBarAction]] = defaultdict()
self._connections: dict[str, BundleConnection] = {}
def add_action(self, name: str):
"""
Adds an action to the bundle.
Args:
name (str): Unique identifier for the action.
action (ToolBarAction): The action to add.
"""
if name in self.bundle_actions:
raise ValueError(f"Action with name '{name}' already exists in bundle '{self.name}'.")
if not self.components.exists(name):
raise ValueError(
f"Component with name '{name}' does not exist in the toolbar. Please add it first using the `ToolbarComponents.add` method."
)
self.bundle_actions[name] = self.components.get_action_reference(name)
self.components.set_bundle(name, self)
def remove_action(self, name: str):
"""
Removes an action from the bundle.
Args:
name (str): The name of the action to remove.
"""
if name not in self.bundle_actions:
raise KeyError(f"Action with name '{name}' does not exist in bundle '{self.name}'.")
del self.bundle_actions[name]
def add_separator(self):
"""
Adds a separator action to the bundle.
"""
self.add_action("separator")
def add_connection(self, name: str, connection):
"""
Adds a connection to the bundle.
Args:
name (str): Unique identifier for the connection.
connection: The connection to add.
"""
if name in self._connections:
raise ValueError(
f"Connection with name '{name}' already exists in bundle '{self.name}'."
)
self._connections[name] = connection
def remove_connection(self, name: str):
"""
Removes a connection from the bundle.
Args:
name (str): The name of the connection to remove.
"""
if name not in self._connections:
raise KeyError(f"Connection with name '{name}' does not exist in bundle '{self.name}'.")
self._connections[name].disconnect()
del self._connections[name]
def get_connection(self, name: str):
"""
Retrieves a connection by name.
Args:
name (str): The name of the connection to retrieve.
Returns:
The connection associated with the given name.
"""
if name not in self._connections:
raise KeyError(f"Connection with name '{name}' does not exist in bundle '{self.name}'.")
return self._connections[name]
def disconnect(self):
"""
Disconnects all connections in the bundle.
"""
for connection in self._connections.values():
connection.disconnect()
self._connections.clear()

View File

@@ -0,0 +1,23 @@
from __future__ import annotations
from abc import abstractmethod
from qtpy.QtCore import QObject
class BundleConnection(QObject):
bundle_name: str
@abstractmethod
def connect(self):
"""
Connects the bundle to the target widget or application.
This method should be implemented by subclasses to define how the bundle interacts with the target.
"""
@abstractmethod
def disconnect(self):
"""
Disconnects the bundle from the target widget or application.
This method should be implemented by subclasses to define how to clean up connections.
"""

View File

@@ -0,0 +1,58 @@
from __future__ import annotations
from typing import TYPE_CHECKING
from bec_widgets.utils.toolbars.actions import MaterialIconAction
from bec_widgets.utils.toolbars.bundles import ToolbarBundle
from bec_widgets.utils.toolbars.connections import BundleConnection
if TYPE_CHECKING:
from bec_widgets.utils.toolbars.toolbar import ToolbarComponents
def performance_bundle(components: ToolbarComponents) -> ToolbarBundle:
"""
Creates a performance toolbar bundle.
Args:
components (ToolbarComponents): The components to be added to the bundle.
Returns:
ToolbarBundle: The performance toolbar bundle.
"""
components.add_safe(
"fps_monitor",
MaterialIconAction(
icon_name="speed", tooltip="Show FPS Monitor", checkable=True, parent=components.toolbar
),
)
bundle = ToolbarBundle("performance", components)
bundle.add_action("fps_monitor")
return bundle
class PerformanceConnection(BundleConnection):
def __init__(self, components: ToolbarComponents, target_widget=None):
self.bundle_name = "performance"
self.components = components
self.target_widget = target_widget
if not hasattr(self.target_widget, "enable_fps_monitor"):
raise AttributeError("Target widget must implement 'enable_fps_monitor'.")
super().__init__()
self._connected = False
def connect(self):
self._connected = True
# Connect the action to the target widget's method
self.components.get_action_reference("fps_monitor")().action.toggled.connect(
lambda checked: setattr(self.target_widget, "enable_fps_monitor", checked)
)
def disconnect(self):
if not self._connected:
return
# Disconnect the action from the target widget's method
self.components.get_action_reference("fps_monitor")().action.toggled.disconnect(
lambda checked: setattr(self.target_widget, "enable_fps_monitor", checked)
)

View File

@@ -0,0 +1,513 @@
# pylint: disable=no-name-in-module
from __future__ import annotations
import sys
from collections import defaultdict
from typing import DefaultDict, Literal
from bec_lib.logger import bec_logger
from qtpy.QtCore import QSize, Qt
from qtpy.QtGui import QAction, QColor
from qtpy.QtWidgets import QApplication, QLabel, QMainWindow, QMenu, QToolBar, QVBoxLayout, QWidget
from bec_widgets.utils.colors import get_theme_name, set_theme
from bec_widgets.utils.toolbars.actions import MaterialIconAction, ToolBarAction
from bec_widgets.utils.toolbars.bundles import ToolbarBundle, ToolbarComponents
from bec_widgets.utils.toolbars.connections import BundleConnection
logger = bec_logger.logger
# Ensure that icons are shown in menus (especially on macOS)
QApplication.setAttribute(Qt.AA_DontShowIconsInMenus, False)
class ModularToolBar(QToolBar):
"""Modular toolbar with optional automatic initialization.
Args:
parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
actions (dict, optional): A dictionary of action creators to populate the toolbar. Defaults to None.
target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
orientation (Literal["horizontal", "vertical"], optional): The initial orientation of the toolbar. Defaults to "horizontal".
background_color (str, optional): The background color of the toolbar. Defaults to "rgba(0, 0, 0, 0)".
"""
def __init__(
self,
parent=None,
orientation: Literal["horizontal", "vertical"] = "horizontal",
background_color: str = "rgba(0, 0, 0, 0)",
):
super().__init__(parent=parent)
self.background_color = background_color
self.set_background_color(self.background_color)
# Set the initial orientation
self.set_orientation(orientation)
self.components = ToolbarComponents(self)
# Initialize bundles
self.bundles: dict[str, ToolbarBundle] = {}
self.shown_bundles: list[str] = []
#########################
# outdated items... remove
self.available_widgets: DefaultDict[str, ToolBarAction] = defaultdict()
########################
def new_bundle(self, name: str) -> ToolbarBundle:
"""
Creates a new bundle component.
Args:
name (str): Unique identifier for the bundle.
Returns:
ToolbarBundle: The new bundle component.
"""
if name in self.bundles:
raise ValueError(f"Bundle with name '{name}' already exists.")
bundle = ToolbarBundle(name=name, components=self.components)
self.bundles[name] = bundle
return bundle
def add_bundle(self, bundle: ToolbarBundle):
"""
Adds a bundle component to the toolbar.
Args:
bundle (ToolbarBundle): The bundle component to add.
"""
if bundle.name in self.bundles:
raise ValueError(f"Bundle with name '{bundle.name}' already exists.")
self.bundles[bundle.name] = bundle
if not bundle.bundle_actions:
logger.warning(f"Bundle '{bundle.name}' has no actions.")
def remove_bundle(self, name: str):
"""
Removes a bundle component by name.
Args:
name (str): The name of the bundle to remove.
"""
if name not in self.bundles:
raise KeyError(f"Bundle with name '{name}' does not exist.")
del self.bundles[name]
if name in self.shown_bundles:
self.shown_bundles.remove(name)
logger.info(f"Bundle '{name}' removed from the toolbar.")
def get_bundle(self, name: str) -> ToolbarBundle:
"""
Retrieves a bundle component by name.
Args:
name (str): The name of the bundle to retrieve.
Returns:
ToolbarBundle: The bundle component.
"""
if name not in self.bundles:
raise KeyError(
f"Bundle with name '{name}' does not exist. Available bundles: {list(self.bundles.keys())}"
)
return self.bundles[name]
def show_bundles(self, bundle_names: list[str]):
"""
Sets the bundles to be shown for the toolbar.
Args:
bundle_names (list[str]): A list of bundle names to show. If a bundle is not in this list, its actions will be hidden.
"""
self.clear()
for requested_bundle in bundle_names:
bundle = self.get_bundle(requested_bundle)
for bundle_action in bundle.bundle_actions.values():
action = bundle_action()
if action is None:
logger.warning(
f"Action for bundle '{requested_bundle}' has been deleted. Skipping."
)
continue
action.add_to_toolbar(self, self.parent())
separator = self.components.get_action_reference("separator")()
if separator is not None:
separator.add_to_toolbar(self, self.parent())
self.update_separators() # Ensure separators are updated after showing bundles
self.shown_bundles = bundle_names
def add_action(self, action_name: str, action: ToolBarAction):
"""
Adds a single action to the toolbar. It will create a new bundle
with the same name as the action.
Args:
action_name (str): Unique identifier for the action.
action (ToolBarAction): The action to add.
"""
self.components.add_safe(action_name, action)
bundle = ToolbarBundle(name=action_name, components=self.components)
bundle.add_action(action_name)
self.add_bundle(bundle)
def hide_action(self, action_name: str):
"""
Hides a specific action in the toolbar.
Args:
action_name (str): Unique identifier for the action to hide.
"""
action = self.components.get_action(action_name)
if hasattr(action, "action") and action.action is not None:
action.action.setVisible(False)
self.update_separators()
def show_action(self, action_name: str):
"""
Shows a specific action in the toolbar.
Args:
action_name (str): Unique identifier for the action to show.
"""
action = self.components.get_action(action_name)
if hasattr(action, "action") and action.action is not None:
action.action.setVisible(True)
self.update_separators()
@property
def toolbar_actions(self) -> list[ToolBarAction]:
"""
Returns a list of all actions currently in the toolbar.
Returns:
list[ToolBarAction]: List of actions in the toolbar.
"""
actions = []
for bundle in self.shown_bundles:
if bundle not in self.bundles:
continue
for action in self.bundles[bundle].bundle_actions.values():
action_instance = action()
if action_instance is not None:
actions.append(action_instance)
return actions
def refresh(self):
"""Refreshes the toolbar by clearing and re-populating it."""
self.clear()
self.show_bundles(self.shown_bundles)
def connect_bundle(self, connection_name: str, connector: BundleConnection):
"""
Connects a bundle to a target widget or application.
Args:
bundle_name (str): The name of the bundle to connect.
connector (BundleConnection): The connector instance that implements the connection logic.
"""
bundle_name = connector.bundle_name
if bundle_name not in self.bundles:
raise KeyError(f"Bundle with name '{bundle_name}' does not exist.")
connector.connect()
self.bundles[bundle_name].add_connection(connection_name, connector)
def disconnect_bundle(self, bundle_name: str, connection_name: str | None = None):
"""
Disconnects a bundle connection.
Args:
bundle_name (str): The name of the bundle to disconnect.
connection_name (str): The name of the connection to disconnect. If None, disconnects all connections for the bundle.
"""
if bundle_name not in self.bundles:
raise KeyError(f"Bundle with name '{bundle_name}' does not exist.")
bundle = self.bundles[bundle_name]
if connection_name is None:
# Disconnect all connections in the bundle
bundle.disconnect()
else:
bundle.remove_connection(name=connection_name)
def set_background_color(self, color: str = "rgba(0, 0, 0, 0)"):
"""
Sets the background color and other appearance settings.
Args:
color (str): The background color of the toolbar.
"""
self.setIconSize(QSize(20, 20))
self.setMovable(False)
self.setFloatable(False)
self.setContentsMargins(0, 0, 0, 0)
self.background_color = color
self.setStyleSheet(f"QToolBar {{ background-color: {color}; border: none; }}")
def set_orientation(self, orientation: Literal["horizontal", "vertical"]):
"""Sets the orientation of the toolbar.
Args:
orientation (Literal["horizontal", "vertical"]): The desired orientation of the toolbar.
"""
if orientation == "horizontal":
self.setOrientation(Qt.Horizontal)
elif orientation == "vertical":
self.setOrientation(Qt.Vertical)
else:
raise ValueError("Orientation must be 'horizontal' or 'vertical'.")
def update_material_icon_colors(self, new_color: str | tuple | QColor):
"""
Updates the color of all MaterialIconAction icons.
Args:
new_color (str | tuple | QColor): The new color.
"""
for action in self.available_widgets.values():
if isinstance(action, MaterialIconAction):
action.color = new_color
updated_icon = action.get_icon()
action.action.setIcon(updated_icon)
def contextMenuEvent(self, event):
"""
Overrides the context menu event to show toolbar actions with checkboxes and icons.
Args:
event (QContextMenuEvent): The context menu event.
"""
menu = QMenu(self)
theme = get_theme_name()
if theme == "dark":
menu.setStyleSheet(
"""
QMenu {
background-color: rgba(50, 50, 50, 0.9);
border: 1px solid rgba(255, 255, 255, 0.2);
}
QMenu::item:selected {
background-color: rgba(0, 0, 255, 0.2);
}
"""
)
else:
# Light theme styling
menu.setStyleSheet(
"""
QMenu {
background-color: rgba(255, 255, 255, 0.9);
border: 1px solid rgba(0, 0, 0, 0.2);
}
QMenu::item:selected {
background-color: rgba(0, 0, 255, 0.2);
}
"""
)
for ii, bundle in enumerate(self.shown_bundles):
self.handle_bundle_context_menu(menu, bundle)
if ii < len(self.shown_bundles) - 1:
menu.addSeparator()
menu.triggered.connect(self.handle_menu_triggered)
menu.exec_(event.globalPos())
def handle_bundle_context_menu(self, menu: QMenu, bundle_id: str):
"""
Adds bundle actions to the context menu.
Args:
menu (QMenu): The context menu.
bundle_id (str): The bundle identifier.
"""
bundle = self.bundles.get(bundle_id)
if not bundle:
return
for act_id in bundle.bundle_actions:
toolbar_action = self.components.get_action(act_id)
if not isinstance(toolbar_action, ToolBarAction) or not hasattr(
toolbar_action, "action"
):
continue
qaction = toolbar_action.action
if not isinstance(qaction, QAction):
continue
self._add_qaction_to_menu(menu, qaction, toolbar_action, act_id)
def _add_qaction_to_menu(
self, menu: QMenu, qaction: QAction, toolbar_action: ToolBarAction, act_id: str
):
display_name = qaction.text() or toolbar_action.tooltip or act_id
menu_action = QAction(display_name, self)
menu_action.setCheckable(True)
menu_action.setChecked(qaction.isVisible())
menu_action.setData(act_id) # Store the action_id
# Set the icon if available
if qaction.icon() and not qaction.icon().isNull():
menu_action.setIcon(qaction.icon())
menu.addAction(menu_action)
def handle_action_context_menu(self, menu: QMenu, action_id: str):
"""
Adds a single toolbar action to the context menu.
Args:
menu (QMenu): The context menu to which the action is added.
action_id (str): Unique identifier for the action.
"""
toolbar_action = self.available_widgets.get(action_id)
if not isinstance(toolbar_action, ToolBarAction) or not hasattr(toolbar_action, "action"):
return
qaction = toolbar_action.action
if not isinstance(qaction, QAction):
return
display_name = qaction.text() or toolbar_action.tooltip or action_id
menu_action = QAction(display_name, self)
menu_action.setCheckable(True)
menu_action.setChecked(qaction.isVisible())
menu_action.setIconVisibleInMenu(True)
menu_action.setData(action_id) # Store the action_id
# Set the icon if available
if qaction.icon() and not qaction.icon().isNull():
menu_action.setIcon(qaction.icon())
menu.addAction(menu_action)
def handle_menu_triggered(self, action):
"""
Handles the triggered signal from the context menu.
Args:
action: Action triggered.
"""
action_id = action.data()
if action_id:
self.toggle_action_visibility(action_id)
def toggle_action_visibility(self, action_id: str, visible: bool | None = None):
"""
Toggles the visibility of a specific action.
Args:
action_id (str): Unique identifier.
visible (bool): Whether the action should be visible. If None, toggles the current visibility.
"""
if not self.components.exists(action_id):
return
tool_action = self.components.get_action(action_id)
if hasattr(tool_action, "action") and tool_action.action is not None:
if visible is None:
visible = not tool_action.action.isVisible()
tool_action.action.setVisible(visible)
self.update_separators()
def update_separators(self):
"""
Hide separators that are adjacent to another separator or have no non-separator actions between them.
"""
toolbar_actions = self.actions()
# First pass: set visibility based on surrounding non-separator actions.
for i, action in enumerate(toolbar_actions):
if not action.isSeparator():
continue
prev_visible = None
for j in range(i - 1, -1, -1):
if toolbar_actions[j].isVisible():
prev_visible = toolbar_actions[j]
break
next_visible = None
for j in range(i + 1, len(toolbar_actions)):
if toolbar_actions[j].isVisible():
next_visible = toolbar_actions[j]
break
if (prev_visible is None or prev_visible.isSeparator()) and (
next_visible is None or next_visible.isSeparator()
):
action.setVisible(False)
else:
action.setVisible(True)
# Second pass: ensure no two visible separators are adjacent.
prev = None
for action in toolbar_actions:
if action.isVisible() and action.isSeparator():
if prev and prev.isSeparator():
action.setVisible(False)
else:
prev = action
else:
if action.isVisible():
prev = action
if not toolbar_actions:
return
# Make sure the first visible action is not a separator
for i, action in enumerate(toolbar_actions):
if action.isVisible():
if action.isSeparator():
action.setVisible(False)
break
# Make sure the last visible action is not a separator
for i, action in enumerate(reversed(toolbar_actions)):
if action.isVisible():
if action.isSeparator():
action.setVisible(False)
break
def cleanup(self):
"""
Cleans up the toolbar by removing all actions and bundles.
"""
# First, disconnect all bundles
for bundle_name in list(self.bundles.keys()):
self.disconnect_bundle(bundle_name)
# Clear all components
self.components.cleanup()
self.bundles.clear()
if __name__ == "__main__": # pragma: no cover
from bec_widgets.utils.toolbars.performance import PerformanceConnection, performance_bundle
from bec_widgets.widgets.plots.toolbar_components.plot_export import plot_export_bundle
class MainWindow(QMainWindow): # pragma: no cover
def __init__(self):
super().__init__()
self.setWindowTitle("Toolbar / ToolbarBundle Demo")
self.central_widget = QWidget()
self.setCentralWidget(self.central_widget)
self.test_label = QLabel(text="This is a test label.")
self.central_widget.layout = QVBoxLayout(self.central_widget)
self.central_widget.layout.addWidget(self.test_label)
self.toolbar = ModularToolBar(parent=self)
self.addToolBar(self.toolbar)
self.toolbar.add_bundle(performance_bundle(self.toolbar.components))
self.toolbar.add_bundle(plot_export_bundle(self.toolbar.components))
self.toolbar.connect_bundle(
"base", PerformanceConnection(self.toolbar.components, self)
)
self.toolbar.show_bundles(["performance", "plot_export"])
self.toolbar.get_bundle("performance").add_action("save")
self.toolbar.refresh()
def enable_fps_monitor(self, enabled: bool):
"""
Example method to enable or disable FPS monitoring.
This method should be implemented in the target widget.
"""
if enabled:
self.test_label.setText("FPS Monitor Enabled")
else:
self.test_label.setText("FPS Monitor Disabled")
app = QApplication(sys.argv)
set_theme("light")
main_window = MainWindow()
main_window.show()
sys.exit(app.exec_())

View File

@@ -2,13 +2,14 @@ from bec_lib.logger import bec_logger
from qtpy import PYQT6, PYSIDE6
from qtpy.QtCore import QFile, QIODevice
from bec_widgets.utils.bec_plugin_helper import get_all_plugin_widgets
from bec_widgets.utils.generate_designer_plugin import DesignerPluginInfo
from bec_widgets.utils.plugin_utils import get_custom_classes
logger = bec_logger.logger
if PYSIDE6:
from PySide6.QtUiTools import QUiLoader
from qtpy.QtUiTools import QUiLoader
class CustomUiLoader(QUiLoader):
def __init__(self, baseinstance, custom_widgets: dict | None = None):
@@ -30,9 +31,9 @@ class UILoader:
def __init__(self, parent=None):
self.parent = parent
widgets = get_custom_classes("bec_widgets").classes
self.custom_widgets = {widget.__name__: widget for widget in widgets}
self.custom_widgets = (
get_custom_classes("bec_widgets") + get_all_plugin_widgets()
).as_dict()
if PYSIDE6:
self.loader = self.load_ui_pyside6

View File

@@ -264,6 +264,48 @@ class WidgetIO:
return WidgetIO._handlers[base]
return None
@staticmethod
def find_widgets(widget_class: QWidget | str, recursive: bool = True) -> list[QWidget]:
"""
Return widgets matching the given class (or class-name string).
Args:
widget_class: Either a QWidget subclass or its class-name as a string.
recursive: If True (default), traverse all top-level widgets and their children;
if False, scan app.allWidgets() for a flat list.
Returns:
List of QWidget instances matching the class or class-name.
"""
app = QApplication.instance()
if app is None:
raise RuntimeError("No QApplication instance found.")
# Match by class-name string
if isinstance(widget_class, str):
name = widget_class
if recursive:
result: list[QWidget] = []
for top in app.topLevelWidgets():
if top.__class__.__name__ == name:
result.append(top)
result.extend(
w for w in top.findChildren(QWidget) if w.__class__.__name__ == name
)
return result
return [w for w in app.allWidgets() if w.__class__.__name__ == name]
# Match by actual class
if recursive:
result: list[QWidget] = []
for top in app.topLevelWidgets():
if isinstance(top, widget_class):
result.append(top)
result.extend(top.findChildren(widget_class))
return result
return [w for w in app.allWidgets() if isinstance(w, widget_class)]
################## for exporting and importing widget hierarchies ##################

View File

@@ -303,11 +303,7 @@ class BECDock(BECWidget, Dock):
shift(Literal["down", "up", "left", "right"]): The direction to shift the widgets if the position is occupied.
"""
if name is not None:
if not WidgetContainerUtils.has_name_valid_chars(name):
raise ValueError(
f"Name {name} contains invalid characters. "
f"Only alphanumeric characters and underscores are allowed."
)
WidgetContainerUtils.raise_for_invalid_name(name, container=self)
if row is None:
row = self.layout.rowCount()

View File

@@ -15,18 +15,20 @@ from bec_widgets.utils import ConnectionConfig, WidgetContainerUtils
from bec_widgets.utils.bec_widget import BECWidget
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.name_utils import pascal_to_snake
from bec_widgets.utils.toolbar import (
from bec_widgets.utils.toolbars.actions import (
ExpandableMenuAction,
MaterialIconAction,
ModularToolBar,
SeparatorAction,
WidgetAction,
)
from bec_widgets.utils.toolbars.bundles import ToolbarBundle
from bec_widgets.utils.toolbars.toolbar import ModularToolBar
from bec_widgets.utils.widget_io import WidgetHierarchy
from bec_widgets.widgets.containers.dock.dock import BECDock, DockConfig
from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow
from bec_widgets.widgets.control.device_control.positioner_box import PositionerBox
from bec_widgets.widgets.control.scan_control.scan_control import ScanControl
from bec_widgets.widgets.editors.vscode.vscode import VSCodeEditor
from bec_widgets.widgets.plots.heatmap.heatmap import Heatmap
from bec_widgets.widgets.plots.image.image import Image
from bec_widgets.widgets.plots.motor_map.motor_map import MotorMap
from bec_widgets.widgets.plots.multi_waveform.multi_waveform import MultiWaveform
@@ -104,140 +106,233 @@ class BECDockArea(BECWidget, QWidget):
self.dark_mode_button = DarkModeButton(parent=self, toolbar=True)
self.dock_area = DockArea(parent=self)
self.toolbar = ModularToolBar(
parent=self,
actions={
"menu_plots": ExpandableMenuAction(
label="Add Plot ",
actions={
"waveform": MaterialIconAction(
icon_name=Waveform.ICON_NAME, tooltip="Add Waveform", filled=True
),
"scatter_waveform": MaterialIconAction(
icon_name=ScatterWaveform.ICON_NAME,
tooltip="Add Scatter Waveform",
filled=True,
),
"multi_waveform": MaterialIconAction(
icon_name=MultiWaveform.ICON_NAME,
tooltip="Add Multi Waveform",
filled=True,
),
"image": MaterialIconAction(
icon_name=Image.ICON_NAME, tooltip="Add Image", filled=True
),
"motor_map": MaterialIconAction(
icon_name=MotorMap.ICON_NAME, tooltip="Add Motor Map", filled=True
),
},
),
"separator_0": SeparatorAction(),
"menu_devices": ExpandableMenuAction(
label="Add Device Control ",
actions={
"scan_control": MaterialIconAction(
icon_name=ScanControl.ICON_NAME, tooltip="Add Scan Control", filled=True
),
"positioner_box": MaterialIconAction(
icon_name=PositionerBox.ICON_NAME, tooltip="Add Device Box", filled=True
),
},
),
"separator_1": SeparatorAction(),
"menu_utils": ExpandableMenuAction(
label="Add Utils ",
actions={
"queue": MaterialIconAction(
icon_name=BECQueue.ICON_NAME, tooltip="Add Scan Queue", filled=True
),
"vs_code": MaterialIconAction(
icon_name=VSCodeEditor.ICON_NAME, tooltip="Add VS Code", filled=True
),
"status": MaterialIconAction(
icon_name=BECStatusBox.ICON_NAME,
tooltip="Add BEC Status Box",
filled=True,
),
"progress_bar": MaterialIconAction(
icon_name=RingProgressBar.ICON_NAME,
tooltip="Add Circular ProgressBar",
filled=True,
),
"log_panel": MaterialIconAction(
icon_name=LogPanel.ICON_NAME, tooltip="Add LogPanel", filled=True
),
},
),
"separator_2": SeparatorAction(),
"attach_all": MaterialIconAction(
icon_name="zoom_in_map", tooltip="Attach all floating docks"
),
"save_state": MaterialIconAction(icon_name="bookmark", tooltip="Save Dock State"),
"restore_state": MaterialIconAction(
icon_name="frame_reload", tooltip="Restore Dock State"
),
},
target_widget=self,
)
self.toolbar = ModularToolBar(parent=self)
self._setup_toolbar()
self.layout.addWidget(self.toolbar)
self.layout.addWidget(self.dock_area)
self.spacer = QWidget(parent=self)
self.spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.toolbar.addWidget(self.spacer)
self.toolbar.addWidget(self.dark_mode_button)
self._hook_toolbar()
self.toolbar.show_bundles(
["menu_plots", "menu_devices", "menu_utils", "dock_actions", "dark_mode"]
)
def minimumSizeHint(self):
return QSize(800, 600)
def _setup_toolbar(self):
# Add plot menu
self.toolbar.components.add_safe(
"menu_plots",
ExpandableMenuAction(
label="Add Plot ",
actions={
"waveform": MaterialIconAction(
icon_name=Waveform.ICON_NAME,
tooltip="Add Waveform",
filled=True,
parent=self,
),
"scatter_waveform": MaterialIconAction(
icon_name=ScatterWaveform.ICON_NAME,
tooltip="Add Scatter Waveform",
filled=True,
parent=self,
),
"multi_waveform": MaterialIconAction(
icon_name=MultiWaveform.ICON_NAME,
tooltip="Add Multi Waveform",
filled=True,
parent=self,
),
"image": MaterialIconAction(
icon_name=Image.ICON_NAME, tooltip="Add Image", filled=True, parent=self
),
"motor_map": MaterialIconAction(
icon_name=MotorMap.ICON_NAME,
tooltip="Add Motor Map",
filled=True,
parent=self,
),
"heatmap": MaterialIconAction(
icon_name=Heatmap.ICON_NAME, tooltip="Add Heatmap", filled=True, parent=self
),
},
),
)
bundle = ToolbarBundle("menu_plots", self.toolbar.components)
bundle.add_action("menu_plots")
self.toolbar.add_bundle(bundle)
# Add control menu
self.toolbar.components.add_safe(
"menu_devices",
ExpandableMenuAction(
label="Add Device Control ",
actions={
"scan_control": MaterialIconAction(
icon_name=ScanControl.ICON_NAME,
tooltip="Add Scan Control",
filled=True,
parent=self,
),
"positioner_box": MaterialIconAction(
icon_name=PositionerBox.ICON_NAME,
tooltip="Add Device Box",
filled=True,
parent=self,
),
},
),
)
bundle = ToolbarBundle("menu_devices", self.toolbar.components)
bundle.add_action("menu_devices")
self.toolbar.add_bundle(bundle)
# Add utils menu
self.toolbar.components.add_safe(
"menu_utils",
ExpandableMenuAction(
label="Add Utils ",
actions={
"queue": MaterialIconAction(
icon_name=BECQueue.ICON_NAME,
tooltip="Add Scan Queue",
filled=True,
parent=self,
),
"vs_code": MaterialIconAction(
icon_name=VSCodeEditor.ICON_NAME,
tooltip="Add VS Code",
filled=True,
parent=self,
),
"status": MaterialIconAction(
icon_name=BECStatusBox.ICON_NAME,
tooltip="Add BEC Status Box",
filled=True,
parent=self,
),
"progress_bar": MaterialIconAction(
icon_name=RingProgressBar.ICON_NAME,
tooltip="Add Circular ProgressBar",
filled=True,
parent=self,
),
# FIXME temporarily disabled -> issue #644
"log_panel": MaterialIconAction(
icon_name=LogPanel.ICON_NAME,
tooltip="Add LogPanel - Disabled",
filled=True,
parent=self,
),
"sbb_monitor": MaterialIconAction(
icon_name="train", tooltip="Add SBB Monitor", filled=True, parent=self
),
},
),
)
bundle = ToolbarBundle("menu_utils", self.toolbar.components)
bundle.add_action("menu_utils")
self.toolbar.add_bundle(bundle)
########## Dock Actions ##########
spacer = QWidget(parent=self)
spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
self.toolbar.components.add_safe("spacer", WidgetAction(widget=spacer, adjust_size=False))
self.toolbar.components.add_safe(
"dark_mode", WidgetAction(widget=self.dark_mode_button, adjust_size=False)
)
bundle = ToolbarBundle("dark_mode", self.toolbar.components)
bundle.add_action("spacer")
bundle.add_action("dark_mode")
self.toolbar.add_bundle(bundle)
self.toolbar.components.add_safe(
"attach_all",
MaterialIconAction(
icon_name="zoom_in_map", tooltip="Attach all floating docks", parent=self
),
)
self.toolbar.components.add_safe(
"save_state",
MaterialIconAction(icon_name="bookmark", tooltip="Save Dock State", parent=self),
)
self.toolbar.components.add_safe(
"restore_state",
MaterialIconAction(icon_name="frame_reload", tooltip="Restore Dock State", parent=self),
)
bundle = ToolbarBundle("dock_actions", self.toolbar.components)
bundle.add_action("attach_all")
bundle.add_action("save_state")
bundle.add_action("restore_state")
self.toolbar.add_bundle(bundle)
def _hook_toolbar(self):
# Menu Plot
self.toolbar.widgets["menu_plots"].widgets["waveform"].triggered.connect(
menu_plots = self.toolbar.components.get_action("menu_plots")
menu_devices = self.toolbar.components.get_action("menu_devices")
menu_utils = self.toolbar.components.get_action("menu_utils")
menu_plots.actions["waveform"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="Waveform")
)
self.toolbar.widgets["menu_plots"].widgets["scatter_waveform"].triggered.connect(
menu_plots.actions["scatter_waveform"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="ScatterWaveform")
)
self.toolbar.widgets["menu_plots"].widgets["multi_waveform"].triggered.connect(
menu_plots.actions["multi_waveform"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="MultiWaveform")
)
self.toolbar.widgets["menu_plots"].widgets["image"].triggered.connect(
menu_plots.actions["image"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="Image")
)
self.toolbar.widgets["menu_plots"].widgets["motor_map"].triggered.connect(
menu_plots.actions["motor_map"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="MotorMap")
)
menu_plots.actions["heatmap"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="Heatmap")
)
# Menu Devices
self.toolbar.widgets["menu_devices"].widgets["scan_control"].triggered.connect(
menu_devices.actions["scan_control"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="ScanControl")
)
self.toolbar.widgets["menu_devices"].widgets["positioner_box"].triggered.connect(
menu_devices.actions["positioner_box"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="PositionerBox")
)
# Menu Utils
self.toolbar.widgets["menu_utils"].widgets["queue"].triggered.connect(
menu_utils.actions["queue"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="BECQueue")
)
self.toolbar.widgets["menu_utils"].widgets["status"].triggered.connect(
menu_utils.actions["status"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="BECStatusBox")
)
self.toolbar.widgets["menu_utils"].widgets["vs_code"].triggered.connect(
menu_utils.actions["vs_code"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="VSCodeEditor")
)
self.toolbar.widgets["menu_utils"].widgets["progress_bar"].triggered.connect(
menu_utils.actions["progress_bar"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="RingProgressBar")
)
self.toolbar.widgets["menu_utils"].widgets["log_panel"].triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="LogPanel")
# FIXME temporarily disabled -> issue #644
menu_utils.actions["log_panel"].action.setEnabled(False)
menu_utils.actions["sbb_monitor"].action.triggered.connect(
lambda: self._create_widget_from_toolbar(widget_name="SBBMonitor")
)
# Icons
self.toolbar.widgets["attach_all"].action.triggered.connect(self.attach_all)
self.toolbar.widgets["save_state"].action.triggered.connect(self.save_state)
self.toolbar.widgets["restore_state"].action.triggered.connect(self.restore_state)
self.toolbar.components.get_action("attach_all").action.triggered.connect(self.attach_all)
self.toolbar.components.get_action("save_state").action.triggered.connect(self.save_state)
self.toolbar.components.get_action("restore_state").action.triggered.connect(
self.restore_state
)
@SafeSlot()
def _create_widget_from_toolbar(self, widget_name: str) -> None:
@@ -366,11 +461,8 @@ class BECDockArea(BECWidget, QWidget):
f"Name {name} must be unique for docks, but already exists in DockArea "
f"with name: {self.object_name} and id {self.gui_id}."
)
if not WidgetContainerUtils.has_name_valid_chars(name):
raise ValueError(
f"Name {name} contains invalid characters. "
f"Only alphanumeric characters and underscores are allowed."
)
WidgetContainerUtils.raise_for_invalid_name(name, container=self)
else: # Name is not provided
name = WidgetContainerUtils.generate_unique_name(name="dock", list_of_names=dock_names)

View File

@@ -53,7 +53,7 @@ class LayoutManagerWidget(QWidget):
self,
widget: QWidget | str,
row: int | None = None,
col: Optional[int] = None,
col: int | None = None,
rowspan: int = 1,
colspan: int = 1,
shift_existing: bool = True,
@@ -138,6 +138,39 @@ class LayoutManagerWidget(QWidget):
ref_row, ref_col, ref_rowspan, ref_colspan = self.widget_positions[reference_widget]
# Determine new widget position based on the specified relative position
# If adding to the left or right with shifting, shift the entire column
if (
position in ("left", "right")
and shift_existing
and shift_direction in ("left", "right")
):
column = ref_col
# Collect all rows in this column and sort for safe shifting
rows = sorted(
{row for (row, col) in self.position_widgets.keys() if col == column},
reverse=(shift_direction == "right"),
)
# Shift each widget in the column
for r in rows:
self.shift_widgets(direction=shift_direction, start_row=r, start_col=column)
# Update reference widget's position after the column shift
ref_row, ref_col, ref_rowspan, ref_colspan = self.widget_positions[reference_widget]
new_row = ref_row
# Compute insertion column based on relative position
if position == "left":
new_col = ref_col - ref_colspan
else:
new_col = ref_col + ref_colspan
# Add the new widget without triggering another shift
return self.add_widget(
widget=widget,
row=new_row,
col=new_col,
rowspan=rowspan,
colspan=colspan,
shift_existing=False,
)
if position == "left":
new_row = ref_row
new_col = ref_col - 1

View File

@@ -0,0 +1,115 @@
import sys
from qtpy.QtCore import QPoint, Qt
from qtpy.QtWidgets import QApplication, QHBoxLayout, QLabel, QProgressBar, QVBoxLayout, QWidget
class WidgetTooltip(QWidget):
"""Frameless, always-on-top window that behaves like a tooltip."""
def __init__(self, content: QWidget) -> None:
super().__init__(None, Qt.ToolTip | Qt.FramelessWindowHint | Qt.WindowStaysOnTopHint)
self.setAttribute(Qt.WA_ShowWithoutActivating)
self.setMouseTracking(True)
self.content = content
layout = QVBoxLayout(self)
layout.setContentsMargins(6, 6, 6, 6)
layout.addWidget(self.content)
self.adjustSize()
def leaveEvent(self, _event) -> None:
self.hide()
def show_above(self, global_pos: QPoint, offset: int = 8) -> None:
self.adjustSize()
screen = QApplication.screenAt(global_pos) or QApplication.primaryScreen()
screen_geo = screen.availableGeometry()
geom = self.geometry()
x = global_pos.x() - geom.width() // 2
y = global_pos.y() - geom.height() - offset
x = max(screen_geo.left(), min(x, screen_geo.right() - geom.width()))
y = max(screen_geo.top(), min(y, screen_geo.bottom() - geom.height()))
self.move(x, y)
self.show()
class HoverWidget(QWidget):
def __init__(self, parent: QWidget | None = None, *, simple: QWidget, full: QWidget):
super().__init__(parent)
self._simple = simple
self._full = full
self._full.setVisible(False)
self._tooltip = None
lay = QVBoxLayout(self)
lay.setContentsMargins(0, 0, 0, 0)
lay.addWidget(simple)
def enterEvent(self, event):
# suppress empty-label tooltips for labels
if isinstance(self._full, QLabel) and not self._full.text():
return
if self._tooltip is None: # first time only
self._tooltip = WidgetTooltip(self._full)
self._full.setVisible(True)
centre = self.mapToGlobal(self.rect().center())
self._tooltip.show_above(centre)
super().enterEvent(event)
def leaveEvent(self, event):
if self._tooltip and self._tooltip.isVisible():
self._tooltip.hide()
super().leaveEvent(event)
def close(self):
if self._tooltip:
self._tooltip.close()
self._tooltip.deleteLater()
self._tooltip = None
super().close()
################################################################################
# Demo
# Just a simple example to show how the HoverWidget can be used to display
# a tooltip with a full widget inside (two different widgets are used
# for the simple and full versions).
################################################################################
class DemoSimpleWidget(QLabel): # pragma: no cover
"""A simple widget to be used as a trigger for the tooltip."""
def __init__(self) -> None:
super().__init__()
self.setText("Hover me for a preview!")
class DemoFullWidget(QProgressBar): # pragma: no cover
"""A full widget to be shown in the tooltip."""
def __init__(self) -> None:
super().__init__()
self.setRange(0, 100)
self.setValue(75)
self.setFixedWidth(320)
self.setFixedHeight(30)
if __name__ == "__main__": # pragma: no cover
app = QApplication(sys.argv)
window = QWidget()
window.layout = QHBoxLayout(window)
hover_widget = HoverWidget(simple=DemoSimpleWidget(), full=DemoFullWidget())
window.layout.addWidget(hover_widget)
window.show()
sys.exit(app.exec_())

View File

@@ -0,0 +1,110 @@
from qtpy.QtCore import QTimer
from qtpy.QtGui import QFontMetrics, QPainter
from qtpy.QtWidgets import QLabel
class ScrollLabel(QLabel):
"""A QLabel that scrolls its text horizontally across the widget."""
def __init__(self, parent=None, speed_ms=30, step_px=1, delay_ms=2000):
super().__init__(parent=parent)
self._offset = 0
self._text_width = 0
# scrolling timer (runs continuously once started)
self._timer = QTimer(self)
self._timer.setInterval(speed_ms)
self._timer.timeout.connect(self._scroll)
# delaybeforescroll timer (singleshot)
self._delay_timer = QTimer(self)
self._delay_timer.setSingleShot(True)
self._delay_timer.setInterval(delay_ms)
self._delay_timer.timeout.connect(self._timer.start)
self._step_px = step_px
def setText(self, text):
"""
Overridden to ensure that new text replaces the current one
immediately.
If the label was already scrolling (or in its delay phase),
the next message starts **without** the extra delay.
"""
# Determine whether the widget was already in a scrolling cycle
was_scrolling = self._timer.isActive() or self._delay_timer.isActive()
super().setText(text)
fm = QFontMetrics(self.font())
self._text_width = fm.horizontalAdvance(text)
self._offset = 0
# Skip the delay when we were already scrolling
self._update_timer(skip_delay=was_scrolling)
def resizeEvent(self, event):
super().resizeEvent(event)
self._update_timer()
def _update_timer(self, *, skip_delay: bool = False):
"""
Decide whether to start or stop scrolling.
If the text is wider than the visible area, start a singleshot
delay timer (2s by default). Scrolling begins only after this
delay. Any change (resize or new text) restarts the logic.
"""
needs_scroll = self._text_width > self.width()
if needs_scroll:
# Reset any running timers
if self._timer.isActive():
self._timer.stop()
if self._delay_timer.isActive():
self._delay_timer.stop()
self._offset = 0
# Start scrolling immediately when we should skip the delay,
# otherwise apply the configured delay_ms interval
if skip_delay:
self._timer.start()
else:
self._delay_timer.start()
else:
if self._delay_timer.isActive():
self._delay_timer.stop()
if self._timer.isActive():
self._timer.stop()
self.update()
def _scroll(self):
self._offset += self._step_px
if self._offset >= self._text_width:
self._offset = 0
self.update()
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.TextAntialiasing)
text = self.text()
if not text:
return
fm = QFontMetrics(self.font())
y = (self.height() + fm.ascent() - fm.descent()) // 2
if self._text_width <= self.width():
painter.drawText(0, y, text)
else:
x = -self._offset
gap = 50 # space between repeating text blocks
while x < self.width():
painter.drawText(x, y, text)
x += self._text_width + gap
def cleanup(self):
"""Stop all timers to prevent memory leaks."""
if self._timer.isActive():
self._timer.stop()
if self._delay_timer.isActive():
self._delay_timer.stop()

View File

@@ -1,17 +1,31 @@
from __future__ import annotations
import os
from qtpy.QtCore import QSize
from bec_lib.endpoints import MessageEndpoints
from qtpy.QtCore import QEasingCurve, QEvent, QPropertyAnimation, QSize, Qt, QTimer
from qtpy.QtGui import QAction, QActionGroup, QIcon
from qtpy.QtWidgets import QApplication, QMainWindow, QStyle
from qtpy.QtWidgets import (
QApplication,
QFrame,
QHBoxLayout,
QLabel,
QMainWindow,
QStyle,
QVBoxLayout,
QWidget,
)
import bec_widgets
from bec_widgets.utils import UILoader
from bec_widgets.utils.bec_widget import BECWidget
from bec_widgets.utils.colors import apply_theme
from bec_widgets.utils.container_utils import WidgetContainerUtils
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.widget_io import WidgetHierarchy
from bec_widgets.widgets.containers.main_window.addons.hover_widget import HoverWidget
from bec_widgets.widgets.containers.main_window.addons.scroll_label import ScrollLabel
from bec_widgets.widgets.containers.main_window.addons.web_links import BECWebLinksMixin
from bec_widgets.widgets.progress.scan_progressbar.scan_progressbar import ScanProgressBar
MODULE_PATH = os.path.dirname(bec_widgets.__file__)
@@ -19,6 +33,8 @@ MODULE_PATH = os.path.dirname(bec_widgets.__file__)
class BECMainWindow(BECWidget, QMainWindow):
RPC = False
PLUGIN = False
SCAN_PROGRESS_WIDTH = 100 # px
STATUS_BAR_WIDGETS_EXPIRE_TIME = 60_000 # milliseconds
def __init__(
self,
@@ -32,10 +48,19 @@ class BECMainWindow(BECWidget, QMainWindow):
super().__init__(parent=parent, gui_id=gui_id, **kwargs)
self.app = QApplication.instance()
self.status_bar = self.statusBar()
self.setWindowTitle(window_title)
self._init_ui()
self._connect_to_theme_change()
# Connections to BEC Notifications
self.bec_dispatcher.connect_slot(
self.display_client_message, MessageEndpoints.client_info()
)
################################################################################
# MainWindow Elements Initialization
################################################################################
def _init_ui(self):
# Set the icon
@@ -43,40 +68,189 @@ class BECMainWindow(BECWidget, QMainWindow):
# Set Menu and Status bar
self._setup_menu_bar()
self._init_status_bar_widgets()
# BEC Specific UI
self.display_app_id()
def _init_status_bar_widgets(self):
"""
Prepare the BEC specific widgets in the status bar.
"""
# Left: AppID label
self._app_id_label = QLabel()
self._app_id_label.setAlignment(
Qt.AlignmentFlag.AlignHCenter | Qt.AlignmentFlag.AlignVCenter
)
self.status_bar.addWidget(self._app_id_label)
# Add a separator after the app ID label
self._add_separator()
# Centre: Clientinfo label (stretch=1 so it expands)
self._add_client_info_label()
# Add scan_progress bar with display logic
self._add_scan_progress_bar()
################################################################################
# Client message status bar widget helpers
def _add_client_info_label(self):
"""
Add a client info label to the status bar.
This label will display messages from the BEC dispatcher.
"""
# Scroll label for client info in Status Bar
self._client_info_label = ScrollLabel(self)
self._client_info_label.setAlignment(
Qt.AlignmentFlag.AlignHCenter | Qt.AlignmentFlag.AlignVCenter
)
# Full label used in the hover widget
self._client_info_label_full = QLabel(self)
self._client_info_label_full.setAlignment(
Qt.AlignmentFlag.AlignHCenter | Qt.AlignmentFlag.AlignVCenter
)
# Hover widget to show the full client info label
self._client_info_hover = HoverWidget(
self, simple=self._client_info_label, full=self._client_info_label_full
)
self.status_bar.addWidget(self._client_info_hover, 1)
# Timer to automatically clear client messages once they expire
self._client_info_expire_timer = QTimer(self)
self._client_info_expire_timer.setSingleShot(True)
self._client_info_expire_timer.timeout.connect(lambda: self._client_info_label.setText(""))
self._client_info_expire_timer.timeout.connect(
lambda: self._client_info_label_full.setText("")
)
################################################################################
# Progressbar helpers
def _add_scan_progress_bar(self):
# Setting HoverWidget for the scan progress bar - minimal and full version
self._scan_progress_bar_simple = ScanProgressBar(self, one_line_design=True)
self._scan_progress_bar_simple.show_elapsed_time = False
self._scan_progress_bar_simple.show_remaining_time = False
self._scan_progress_bar_simple.show_source_label = False
self._scan_progress_bar_simple.progressbar.label_template = ""
self._scan_progress_bar_simple.progressbar.setFixedHeight(8)
self._scan_progress_bar_simple.progressbar.setFixedWidth(80)
self._scan_progress_bar_full = ScanProgressBar(self)
self._scan_progress_hover = HoverWidget(
self, simple=self._scan_progress_bar_simple, full=self._scan_progress_bar_full
)
# Bundle the progress bar with a separator
separator = self._add_separator(separate_object=True)
self._scan_progress_bar_with_separator = QWidget()
self._scan_progress_bar_with_separator.layout = QHBoxLayout(
self._scan_progress_bar_with_separator
)
self._scan_progress_bar_with_separator.layout.setContentsMargins(0, 0, 0, 0)
self._scan_progress_bar_with_separator.layout.setSpacing(0)
self._scan_progress_bar_with_separator.layout.addWidget(separator)
self._scan_progress_bar_with_separator.layout.addWidget(self._scan_progress_hover)
# Set Size
self._scan_progress_bar_target_width = self.SCAN_PROGRESS_WIDTH
self._scan_progress_bar_with_separator.setMaximumWidth(self._scan_progress_bar_target_width)
self.status_bar.addWidget(self._scan_progress_bar_with_separator)
# Visibility logic
self._scan_progress_bar_with_separator.hide()
self._scan_progress_bar_with_separator.setMaximumWidth(0)
# Timer for hiding logic
self._scan_progress_hide_timer = QTimer(self)
self._scan_progress_hide_timer.setSingleShot(True)
self._scan_progress_hide_timer.setInterval(self.STATUS_BAR_WIDGETS_EXPIRE_TIME)
self._scan_progress_hide_timer.timeout.connect(self._animate_hide_scan_progress_bar)
# Show / hide behaviour
self._scan_progress_bar_simple.progress_started.connect(self._show_scan_progress_bar)
self._scan_progress_bar_simple.progress_finished.connect(self._delay_hide_scan_progress_bar)
def _show_scan_progress_bar(self):
if self._scan_progress_hide_timer.isActive():
self._scan_progress_hide_timer.stop()
if self._scan_progress_bar_with_separator.isVisible():
return
# Make visible and reset width
self._scan_progress_bar_with_separator.show()
self._scan_progress_bar_with_separator.setMaximumWidth(0)
self._show_container_anim = QPropertyAnimation(
self._scan_progress_bar_with_separator, b"maximumWidth", self
)
self._show_container_anim.setDuration(300)
self._show_container_anim.setStartValue(0)
self._show_container_anim.setEndValue(self._scan_progress_bar_target_width)
self._show_container_anim.setEasingCurve(QEasingCurve.OutCubic)
self._show_container_anim.start()
def _delay_hide_scan_progress_bar(self):
"""Start the countdown to hide the scan progress bar."""
if hasattr(self, "_scan_progress_hide_timer"):
self._scan_progress_hide_timer.start()
def _animate_hide_scan_progress_bar(self):
"""Shrink container to the right, then hide."""
self._hide_container_anim = QPropertyAnimation(
self._scan_progress_bar_with_separator, b"maximumWidth", self
)
self._hide_container_anim.setDuration(300)
self._hide_container_anim.setStartValue(self._scan_progress_bar_with_separator.width())
self._hide_container_anim.setEndValue(0)
self._hide_container_anim.setEasingCurve(QEasingCurve.InCubic)
self._hide_container_anim.finished.connect(self._scan_progress_bar_with_separator.hide)
self._hide_container_anim.start()
def _add_separator(self, separate_object: bool = False) -> QWidget | None:
"""
Add a vertically centred separator to the status bar or just return it as a separate object.
"""
status_bar = self.statusBar()
# The actual line
line = QFrame()
line.setFrameShape(QFrame.VLine)
line.setFrameShadow(QFrame.Sunken)
line.setFixedHeight(status_bar.sizeHint().height() - 2)
# Wrapper to center the line vertically -> work around for QFrame not being able to center itself
wrapper = QWidget()
vbox = QVBoxLayout(wrapper)
vbox.setContentsMargins(0, 0, 0, 0)
vbox.addStretch()
vbox.addWidget(line, alignment=Qt.AlignHCenter)
vbox.addStretch()
wrapper.setFixedWidth(line.sizeHint().width())
if separate_object:
return wrapper
status_bar.addWidget(wrapper)
def _init_bec_icon(self):
icon = self.app.windowIcon()
if icon.isNull():
print("No icon is set, setting default icon")
icon = QIcon()
icon.addFile(
os.path.join(MODULE_PATH, "assets", "app_icons", "bec_widgets_icon.png"),
size=QSize(48, 48),
)
self.app.setWindowIcon(icon)
else:
print("An icon is set")
def load_ui(self, ui_file):
loader = UILoader(self)
self.ui = loader.loader(ui_file)
self.setCentralWidget(self.ui)
def display_app_id(self):
"""
Display the app ID in the status bar.
"""
if self.bec_dispatcher.cli_server is None:
status_message = "Not connected"
else:
# Get the server ID from the dispatcher
server_id = self.bec_dispatcher.cli_server.gui_id
status_message = f"App ID: {server_id}"
self.statusBar().showMessage(status_message)
def _fetch_theme(self) -> str:
return self.app.theme.theme
@@ -164,14 +338,64 @@ class BECMainWindow(BECWidget, QMainWindow):
help_menu.addAction(widgets_docs)
help_menu.addAction(bug_report)
################################################################################
# Status Bar Addons
################################################################################
def display_app_id(self):
"""
Display the app ID in the status bar.
"""
if self.bec_dispatcher.cli_server is None:
status_message = "Not connected"
else:
# Get the server ID from the dispatcher
server_id = self.bec_dispatcher.cli_server.gui_id
status_message = f"App ID: {server_id}"
self._app_id_label.setText(status_message)
@SafeSlot(dict, dict)
def display_client_message(self, msg: dict, meta: dict):
"""
Display a client message in the status bar.
Args:
msg(dict): The message to display, should contain:
meta(dict): Metadata about the message, usually empty.
"""
message = msg.get("message", "")
expiration = msg.get("expire", 0) # 0 → never expire
self._client_info_label.setText(message)
self._client_info_label_full.setText(message)
# Restart the expiration timer if necessary
if hasattr(self, "_client_info_expire_timer") and self._client_info_expire_timer.isActive():
self._client_info_expire_timer.stop()
if expiration and expiration > 0:
self._client_info_expire_timer.start(int(expiration * 1000))
################################################################################
# General and Cleanup Methods
################################################################################
@SafeSlot(str)
def change_theme(self, theme: str):
"""
Change the theme of the application.
Args:
theme(str): The theme to apply, either "light" or "dark".
"""
apply_theme(theme)
def event(self, event):
if event.type() == QEvent.Type.StatusTip:
return True
return super().event(event)
def cleanup(self):
central_widget = self.centralWidget()
central_widget.close()
central_widget.deleteLater()
if central_widget is not None:
central_widget.close()
central_widget.deleteLater()
if not isinstance(central_widget, BECWidget):
# if the central widget is not a BECWidget, we need to call the cleanup method
# of all widgets whose parent is the current BECMainWindow
@@ -182,8 +406,39 @@ class BECMainWindow(BECWidget, QMainWindow):
child.cleanup()
child.close()
child.deleteLater()
# Timer cleanup
if hasattr(self, "_client_info_expire_timer") and self._client_info_expire_timer.isActive():
self._client_info_expire_timer.stop()
if hasattr(self, "_scan_progress_hide_timer") and self._scan_progress_hide_timer.isActive():
self._scan_progress_hide_timer.stop()
########################################
# Status bar widgets cleanup
# Client info label cleanup
self._client_info_label.cleanup()
self._client_info_hover.close()
self._client_info_hover.deleteLater()
# Scan progress bar cleanup
self._scan_progress_bar_simple.close()
self._scan_progress_bar_simple.deleteLater()
self._scan_progress_bar_full.close()
self._scan_progress_bar_full.deleteLater()
self._scan_progress_hover.close()
self._scan_progress_hover.deleteLater()
super().cleanup()
class UILaunchWindow(BECMainWindow):
RPC = True
if __name__ == "__main__":
import sys
app = QApplication(sys.argv)
main_window = UILaunchWindow()
main_window.show()
main_window.resize(800, 600)
sys.exit(app.exec())

View File

@@ -1,4 +1,4 @@
""" Module for a PositionerGroup widget to control a positioner device."""
"""Module for a PositionerGroup widget to control a positioner device."""
from __future__ import annotations

View File

@@ -6,10 +6,10 @@ from bec_lib.device import ComputedSignal, Device, Positioner, ReadoutPriority
from bec_lib.device import Signal as BECSignal
from bec_lib.logger import bec_logger
from pydantic import field_validator
from qtpy.QtCore import Property, Signal, Slot
from bec_widgets.utils import ConnectionConfig
from bec_widgets.utils.bec_widget import BECWidget
from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
from bec_widgets.utils.filter_io import FilterIO
from bec_widgets.utils.widget_io import WidgetIO
@@ -100,7 +100,7 @@ class DeviceInputBase(BECWidget):
### QtSlots ###
@Slot(str)
@SafeSlot(str)
def set_device(self, device: str):
"""
Set the device.
@@ -114,7 +114,7 @@ class DeviceInputBase(BECWidget):
else:
logger.warning(f"Device {device} is not in the filtered selection.")
@Slot()
@SafeSlot()
def update_devices_from_filters(self):
"""Update the devices based on the current filter selection
in self.device_filter and self.readout_filter. If apply_filter is False,
@@ -133,7 +133,7 @@ class DeviceInputBase(BECWidget):
self.devices = [device.name for device in devs]
self.set_device(current_device)
@Slot(list)
@SafeSlot(list)
def set_available_devices(self, devices: list[str]):
"""
Set the devices. If a device in the list is not valid, it will not be considered.
@@ -146,7 +146,7 @@ class DeviceInputBase(BECWidget):
### QtProperties ###
@Property(
@SafeProperty(
"QStringList",
doc="List of devices. If updated, it will disable the apply filters property.",
)
@@ -165,7 +165,7 @@ class DeviceInputBase(BECWidget):
self.config.devices = value
FilterIO.set_selection(widget=self, selection=value)
@Property(str)
@SafeProperty(str)
def default(self):
"""Get the default device name. If set through this property, it will update only if the device is within the filtered selection."""
return self.config.default
@@ -177,7 +177,7 @@ class DeviceInputBase(BECWidget):
self.config.default = value
WidgetIO.set_value(widget=self, value=value)
@Property(bool)
@SafeProperty(bool)
def apply_filter(self):
"""Apply the filters on the devices."""
return self.config.apply_filter
@@ -187,7 +187,7 @@ class DeviceInputBase(BECWidget):
self.config.apply_filter = value
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def filter_to_device(self):
"""Include devices in filters."""
return BECDeviceFilter.DEVICE in self.device_filter
@@ -200,7 +200,7 @@ class DeviceInputBase(BECWidget):
self._device_filter.remove(BECDeviceFilter.DEVICE)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def filter_to_positioner(self):
"""Include devices of type Positioner in filters."""
return BECDeviceFilter.POSITIONER in self.device_filter
@@ -213,7 +213,7 @@ class DeviceInputBase(BECWidget):
self._device_filter.remove(BECDeviceFilter.POSITIONER)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def filter_to_signal(self):
"""Include devices of type Signal in filters."""
return BECDeviceFilter.SIGNAL in self.device_filter
@@ -226,7 +226,7 @@ class DeviceInputBase(BECWidget):
self._device_filter.remove(BECDeviceFilter.SIGNAL)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def filter_to_computed_signal(self):
"""Include devices of type ComputedSignal in filters."""
return BECDeviceFilter.COMPUTED_SIGNAL in self.device_filter
@@ -239,7 +239,7 @@ class DeviceInputBase(BECWidget):
self._device_filter.remove(BECDeviceFilter.COMPUTED_SIGNAL)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def readout_monitored(self):
"""Include devices with readout priority Monitored in filters."""
return ReadoutPriority.MONITORED in self.readout_filter
@@ -252,7 +252,7 @@ class DeviceInputBase(BECWidget):
self._readout_filter.remove(ReadoutPriority.MONITORED)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def readout_baseline(self):
"""Include devices with readout priority Baseline in filters."""
return ReadoutPriority.BASELINE in self.readout_filter
@@ -265,7 +265,7 @@ class DeviceInputBase(BECWidget):
self._readout_filter.remove(ReadoutPriority.BASELINE)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def readout_async(self):
"""Include devices with readout priority Async in filters."""
return ReadoutPriority.ASYNC in self.readout_filter
@@ -278,7 +278,7 @@ class DeviceInputBase(BECWidget):
self._readout_filter.remove(ReadoutPriority.ASYNC)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def readout_continuous(self):
"""Include devices with readout priority continuous in filters."""
return ReadoutPriority.CONTINUOUS in self.readout_filter
@@ -291,7 +291,7 @@ class DeviceInputBase(BECWidget):
self._readout_filter.remove(ReadoutPriority.CONTINUOUS)
self.update_devices_from_filters()
@Property(bool)
@SafeProperty(bool)
def readout_on_request(self):
"""Include devices with readout priority OnRequest in filters."""
return ReadoutPriority.ON_REQUEST in self.readout_filter
@@ -397,7 +397,7 @@ class DeviceInputBase(BECWidget):
object: Device object, can be device of type Device, Positioner, Signal or ComputedSignal.
"""
self.validate_device(device)
dev = getattr(self.dev, device.lower(), None)
dev = getattr(self.dev, device, None)
if dev is None:
raise ValueError(
f"Device {device} is not found in the device manager {self.dev} as enabled device."

View File

@@ -1,11 +1,12 @@
from bec_lib.callback_handler import EventType
from bec_lib.device import Signal
from bec_lib.logger import bec_logger
from qtpy.QtCore import Property, Slot
from qtpy.QtCore import Property
from bec_widgets.utils import ConnectionConfig
from bec_widgets.utils.bec_widget import BECWidget
from bec_widgets.utils.filter_io import FilterIO
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.filter_io import FilterIO, LineEditFilterHandler
from bec_widgets.utils.ophyd_kind_util import Kind
from bec_widgets.utils.widget_io import WidgetIO
@@ -36,29 +37,31 @@ class DeviceSignalInputBase(BECWidget):
Kind.config: "include_config_signals",
}
def __init__(self, client=None, config=None, gui_id: str = None, **kwargs):
if config is None:
config = DeviceSignalInputBaseConfig(widget_class=self.__class__.__name__)
else:
if isinstance(config, dict):
config = DeviceSignalInputBaseConfig(**config)
self.config = config
super().__init__(client=client, config=config, gui_id=gui_id, **kwargs)
def __init__(
self,
client=None,
config: DeviceSignalInputBaseConfig | dict | None = None,
gui_id: str = None,
**kwargs,
):
self.config = self._process_config_input(config)
super().__init__(client=client, config=self.config, gui_id=gui_id, **kwargs)
self._device = None
self.get_bec_shortcuts()
self._signal_filter = []
self._signal_filter = set()
self._signals = []
self._hinted_signals = []
self._normal_signals = []
self._config_signals = []
self.bec_dispatcher.client.callbacks.register(
self._device_update_register = self.bec_dispatcher.client.callbacks.register(
EventType.DEVICE_UPDATE, self.update_signals_from_filters
)
### Qt Slots ###
@Slot(str)
@SafeSlot(str)
def set_signal(self, signal: str):
"""
Set the signal.
@@ -66,7 +69,7 @@ class DeviceSignalInputBase(BECWidget):
Args:
signal (str): signal name.
"""
if self.validate_signal(signal) is True:
if self.validate_signal(signal):
WidgetIO.set_value(widget=self, value=signal)
self.config.default = signal
else:
@@ -74,10 +77,10 @@ class DeviceSignalInputBase(BECWidget):
f"Signal {signal} not found for device {self.device} and filtered selection {self.signal_filter}."
)
@Slot(str)
@SafeSlot(str)
def set_device(self, device: str | None):
"""
Set the device. If device is not valid, device will be set to None which happpens
Set the device. If device is not valid, device will be set to None which happens
Args:
device(str): device name.
@@ -88,8 +91,8 @@ class DeviceSignalInputBase(BECWidget):
self._device = device
self.update_signals_from_filters()
@Slot(dict, dict)
@Slot()
@SafeSlot(dict, dict)
@SafeSlot()
def update_signals_from_filters(
self, content: dict | None = None, metadata: dict | None = None
):
@@ -102,41 +105,40 @@ class DeviceSignalInputBase(BECWidget):
"""
self.config.signal_filter = self.signal_filter
# pylint: disable=protected-access
self._hinted_signals = []
self._normal_signals = []
self._config_signals = []
if self.validate_device(self._device) is False:
if not self.validate_device(self._device):
self._device = None
self.config.device = self._device
self._signals = []
self._hinted_signals = []
self._normal_signals = []
self._config_signals = []
FilterIO.set_selection(widget=self, selection=self._signals)
return
device = self.get_device_object(self._device)
device_info = device._info.get("signals", {})
# See above convention for Signals and ComputedSignals
if isinstance(device, Signal):
self._signals = [self._device]
FilterIO.set_selection(widget=self, selection=[self._device])
self._signals = [(self._device, {})]
self._hinted_signals = [(self._device, {})]
self._normal_signals = []
self._config_signals = []
FilterIO.set_selection(widget=self, selection=self._signals)
return
device_info = device._info["signals"]
if Kind.hinted in self.signal_filter:
hinted_signals = [
signal
for signal, signal_info in device_info.items()
if (signal_info.get("kind_str", None) == str(Kind.hinted.value))
]
self._hinted_signals = hinted_signals
if Kind.normal in self.signal_filter:
normal_signals = [
signal
for signal, signal_info in device_info.items()
if (signal_info.get("kind_str", None) == str(Kind.normal.value))
]
self._normal_signals = normal_signals
if Kind.config in self.signal_filter:
config_signals = [
signal
for signal, signal_info in device_info.items()
if (signal_info.get("kind_str", None) == str(Kind.config.value))
]
self._config_signals = config_signals
def _update(kind: Kind):
return FilterIO.update_with_kind(
widget=self,
kind=kind,
signal_filter=self.signal_filter,
device_info=device_info,
device_name=self._device,
)
self._hinted_signals = _update(Kind.hinted)
self._normal_signals = _update(Kind.normal)
self._config_signals = _update(Kind.config)
self._signals = self._hinted_signals + self._normal_signals + self._config_signals
FilterIO.set_selection(widget=self, selection=self.signals)
@@ -164,9 +166,9 @@ class DeviceSignalInputBase(BECWidget):
@include_hinted_signals.setter
def include_hinted_signals(self, value: bool):
if value:
self._signal_filter.append(Kind.hinted)
self._signal_filter.add(Kind.hinted)
else:
self._signal_filter.remove(Kind.hinted)
self._signal_filter.discard(Kind.hinted)
self.update_signals_from_filters()
@Property(bool)
@@ -177,9 +179,9 @@ class DeviceSignalInputBase(BECWidget):
@include_normal_signals.setter
def include_normal_signals(self, value: bool):
if value:
self._signal_filter.append(Kind.normal)
self._signal_filter.add(Kind.normal)
else:
self._signal_filter.remove(Kind.normal)
self._signal_filter.discard(Kind.normal)
self.update_signals_from_filters()
@Property(bool)
@@ -190,9 +192,9 @@ class DeviceSignalInputBase(BECWidget):
@include_config_signals.setter
def include_config_signals(self, value: bool):
if value:
self._signal_filter.append(Kind.config)
self._signal_filter.add(Kind.config)
else:
self._signal_filter.remove(Kind.config)
self._signal_filter.discard(Kind.config)
self.update_signals_from_filters()
### Properties and Methods ###
@@ -250,7 +252,7 @@ class DeviceSignalInputBase(BECWidget):
object: Device object, can be device of type Device, Positioner, Signal or ComputedSignal.
"""
self.validate_device(device)
dev = getattr(self.dev, device.lower(), None)
dev = getattr(self.dev, device, None)
if dev is None:
logger.warning(f"Device {device} not found in devicemanager.")
return None
@@ -276,6 +278,21 @@ class DeviceSignalInputBase(BECWidget):
Args:
signal(str): Signal to validate.
"""
if signal in self.signals:
return True
for entry in self.signals:
if isinstance(entry, tuple):
entry = entry[0]
if entry == signal:
return True
return False
def _process_config_input(self, config: DeviceSignalInputBaseConfig | dict | None):
if config is None:
return DeviceSignalInputBaseConfig(widget_class=self.__class__.__name__)
return DeviceSignalInputBaseConfig.model_validate(config)
def cleanup(self):
"""
Cleanup the widget.
"""
self.bec_dispatcher.client.callbacks.remove(self._device_update_register)
super().cleanup()

View File

@@ -22,14 +22,19 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
config: Device input configuration.
gui_id: GUI ID.
device_filter: Device filter, name of the device class from BECDeviceFilter and BECReadoutPriority. Check DeviceInputBase for more details.
readout_priority_filter: Readout priority filter, name of the readout priority class from BECDeviceFilter and BECReadoutPriority. Check DeviceInputBase for more details.
available_devices: List of available devices, if passed, it sets apply filters to false and device/readout priority filters will not be applied.
default: Default device name.
arg_name: Argument name, can be used for the other widgets which has to call some other function in bec using correct argument names.
"""
USER_ACCESS = ["set_device", "devices"]
ICON_NAME = "list_alt"
PLUGIN = True
device_selected = Signal(str)
device_reset = Signal()
device_config_update = Signal()
def __init__(
@@ -140,11 +145,31 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
"""
if self.validate_device(input_text) is True:
self._is_valid_input = True
self.device_selected.emit(input_text.lower())
self.device_selected.emit(input_text)
else:
self._is_valid_input = False
self.device_reset.emit()
self.update()
def validate_device(self, device: str) -> bool: # type: ignore[override]
"""
Extend validation so that previewsignal pseudodevices (labels like
``"eiger_preview"``) are accepted as valid choices.
The validation run only on device not on the previewsignal.
Args:
device: The text currently entered/selected.
Returns:
True if the device is a genuine BEC device *or* one of the
whitelisted previewsignal entries.
"""
idx = self.findText(device)
if idx >= 0 and isinstance(self.itemData(idx), tuple):
device = self.itemData(idx)[0] # type: ignore[assignment]
return super().validate_device(device)
if __name__ == "__main__": # pragma: no cover
# pylint: disable=import-outside-toplevel

View File

@@ -24,11 +24,15 @@ class DeviceLineEdit(DeviceInputBase, QLineEdit):
client: BEC client object.
config: Device input configuration.
gui_id: GUI ID.
device_filter: Device filter, name of the device class from BECDeviceFilter and ReadoutPriority. Check DeviceInputBase for more details.
device_filter: Device filter, name of the device class from BECDeviceFilter and BECReadoutPriority. Check DeviceInputBase for more details.
readout_priority_filter: Readout priority filter, name of the readout priority class from BECDeviceFilter and BECReadoutPriority. Check DeviceInputBase for more details.
available_devices: List of available devices, if passed, it sets apply filters to false and device/readout priority filters will not be applied.
default: Default device name.
arg_name: Argument name, can be used for the other widgets which has to call some other function in bec using correct argument names.
"""
USER_ACCESS = ["set_device", "devices", "_is_valid_input"]
device_selected = Signal(str)
device_config_update = Signal()
@@ -51,7 +55,7 @@ class DeviceLineEdit(DeviceInputBase, QLineEdit):
**kwargs,
):
self._callback_id = None
self._is_valid_input = False
self.__is_valid_input = False
self._accent_colors = get_accent_colors()
super().__init__(parent=parent, client=client, gui_id=gui_id, config=config, **kwargs)
self.completer = QCompleter(self)
@@ -95,6 +99,20 @@ class DeviceLineEdit(DeviceInputBase, QLineEdit):
self.textChanged.connect(self.check_validity)
self.check_validity(self.text())
@property
def _is_valid_input(self) -> bool:
"""
Check if the current value is a valid device name.
Returns:
bool: True if the current value is a valid device name, False otherwise.
"""
return self.__is_valid_input
@_is_valid_input.setter
def _is_valid_input(self, value: bool) -> None:
self.__is_valid_input = value
def on_device_update(self, action: str, content: dict) -> None:
"""
Callback for device update events. Triggers the device_update signal.
@@ -147,7 +165,7 @@ class DeviceLineEdit(DeviceInputBase, QLineEdit):
"""
if self.validate_device(input_text) is True:
self._is_valid_input = True
self.device_selected.emit(input_text.lower())
self.device_selected.emit(input_text)
else:
self._is_valid_input = False
self.update()

View File

@@ -1,11 +1,13 @@
from bec_lib.device import Positioner
from qtpy.QtCore import QSize, Signal, Slot
from qtpy.QtCore import QSize, Signal
from qtpy.QtWidgets import QComboBox, QSizePolicy
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.filter_io import ComboBoxFilterHandler, FilterIO
from bec_widgets.utils.ophyd_kind_util import Kind
from bec_widgets.widgets.control.device_input.base_classes.device_signal_input_base import (
DeviceSignalInputBase,
DeviceSignalInputBaseConfig,
)
@@ -23,8 +25,11 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
arg_name: Argument name, can be used for the other widgets which has to call some other function in bec using correct argument names.
"""
USER_ACCESS = ["set_signal", "set_device", "signals"]
ICON_NAME = "list_alt"
PLUGIN = True
RPC = True
device_signal_changed = Signal(str)
@@ -32,7 +37,7 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
self,
parent=None,
client=None,
config: DeviceSignalInputBase = None,
config: DeviceSignalInputBaseConfig | None = None,
gui_id: str | None = None,
device: str | None = None,
signal_filter: str | list[str] | None = None,
@@ -62,9 +67,13 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
if default is not None:
self.set_signal(default)
def update_signals_from_filters(self):
@SafeSlot()
@SafeSlot(dict, dict)
def update_signals_from_filters(
self, content: dict | None = None, metadata: dict | None = None
):
"""Update the filters for the combobox"""
super().update_signals_from_filters()
super().update_signals_from_filters(content, metadata)
# pylint: disable=protected-access
if FilterIO._find_handler(self) is ComboBoxFilterHandler:
if len(self._config_signals) > 0:
@@ -81,7 +90,45 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
self.insertItem(0, "Hinted Signals")
self.model().item(0).setEnabled(False)
@Slot(str)
def set_to_obj_name(self, obj_name: str) -> bool:
"""
Set the combobox to the object name of the signal.
Args:
obj_name (str): Object name of the signal.
Returns:
bool: True if the object name was found and set, False otherwise.
"""
for i in range(self.count()):
signal_data = self.itemData(i)
if signal_data and signal_data.get("obj_name") == obj_name:
self.setCurrentIndex(i)
return True
return False
def set_to_first_enabled(self) -> bool:
"""
Set the combobox to the first enabled item.
Returns:
bool: True if an enabled item was found and set, False otherwise.
"""
for i in range(self.count()):
if self.model().item(i).isEnabled():
self.setCurrentIndex(i)
return True
return False
@SafeSlot()
def reset_selection(self):
"""Reset the selection of the combobox."""
self.clear()
self.setItemText(0, "Select a device")
self.update_signals_from_filters()
self.device_signal_changed.emit("")
@SafeSlot(str)
def on_text_changed(self, text: str):
"""Slot for text changed. If a device is selected and the signal is changed and valid it emits a signal.
For a positioner, the readback value has to be renamed to the device name.
@@ -93,11 +140,11 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
return
if self.validate_signal(text) is False:
return
if text == "readback" and isinstance(self.get_device_object(self.device), Positioner):
device_signal = self.device
else:
device_signal = f"{self.device}_{text}"
self.device_signal_changed.emit(device_signal)
self.device_signal_changed.emit(text)
@property
def selected_signal_comp_name(self) -> str:
return dict(self.signals).get(self.currentText(), {}).get("component_name", "")
if __name__ == "__main__": # pragma: no cover

View File

@@ -24,9 +24,12 @@ class SignalLineEdit(DeviceSignalInputBase, QLineEdit):
arg_name: Argument name, can be used for the other widgets which has to call some other function in bec using correct argument names.
"""
USER_ACCESS = ["_is_valid_input", "set_signal", "set_device", "signals"]
device_signal_changed = Signal(str)
PLUGIN = True
RPC = True
ICON_NAME = "vital_signs"
def __init__(
@@ -41,7 +44,7 @@ class SignalLineEdit(DeviceSignalInputBase, QLineEdit):
arg_name: str | None = None,
**kwargs,
):
self._is_valid_input = False
self.__is_valid_input = False
super().__init__(parent=parent, client=client, gui_id=gui_id, config=config, **kwargs)
self._accent_colors = get_accent_colors()
self.completer = QCompleter(self)
@@ -65,8 +68,22 @@ class SignalLineEdit(DeviceSignalInputBase, QLineEdit):
self.set_device(device)
if default is not None:
self.set_signal(default)
self.textChanged.connect(self.validate_device)
self.validate_device(self.text())
self.textChanged.connect(self.check_validity)
self.check_validity(self.text())
@property
def _is_valid_input(self) -> bool:
"""
Check if the current value is a valid device name.
Returns:
bool: True if the current value is a valid device name, False otherwise.
"""
return self.__is_valid_input
@_is_valid_input.setter
def _is_valid_input(self, value: bool) -> None:
self.__is_valid_input = value
def get_current_device(self) -> object:
"""
@@ -131,6 +148,9 @@ if __name__ == "__main__": # pragma: no cover
from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
from bec_widgets.utils.colors import set_theme
from bec_widgets.widgets.control.device_input.device_combobox.device_combobox import (
DeviceComboBox,
)
app = QApplication([])
set_theme("dark")
@@ -138,6 +158,12 @@ if __name__ == "__main__": # pragma: no cover
widget.setFixedSize(200, 200)
layout = QVBoxLayout()
widget.setLayout(layout)
layout.addWidget(SignalLineEdit(device="samx"))
device_line_edit = DeviceComboBox()
device_line_edit.filter_to_positioner = True
signal_line_edit = SignalLineEdit()
device_line_edit.device_selected.connect(signal_line_edit.set_device)
layout.addWidget(device_line_edit)
layout.addWidget(signal_line_edit)
widget.show()
app.exec_()

View File

@@ -89,6 +89,7 @@ class ScanControl(BECWidget, QWidget):
self.config.allowed_scans = allowed_scans
self._scan_metadata: dict | None = None
self._metadata_form = ScanMetadata(parent=self)
# Create and set main layout
self._init_UI()
@@ -165,12 +166,11 @@ class ScanControl(BECWidget, QWidget):
self.layout.addStretch()
def _add_metadata_form(self):
self._metadata_form = ScanMetadata(parent=self)
self.layout.addWidget(self._metadata_form)
self._metadata_form.update_with_new_scan(self.comboBox_scan_selection.currentText())
self.scan_selected.connect(self._metadata_form.update_with_new_scan)
self._metadata_form.metadata_updated.connect(self.update_scan_metadata)
self._metadata_form.metadata_cleared.connect(self.update_scan_metadata)
self._metadata_form.form_data_updated.connect(self.update_scan_metadata)
self._metadata_form.form_data_cleared.connect(self.update_scan_metadata)
self._metadata_form.validate_form()
def populate_scans(self):
@@ -203,35 +203,40 @@ class ScanControl(BECWidget, QWidget):
"""
Requests the last executed scan parameters from BEC and restores them to the scan control widget.
"""
enabled = self.toggle.checked
current_scan = self.comboBox_scan_selection.currentText()
if enabled:
history = self.client.connector.lrange(MessageEndpoints.scan_queue_history(), 0, -1)
self.last_scan_found = False
if not self.toggle.checked:
return
for scan in history:
scan_name = scan.content["info"]["request_blocks"][-1]["msg"].content["scan_type"]
if scan_name == current_scan:
args_dict = scan.content["info"]["request_blocks"][-1]["msg"].content[
"parameter"
]["args"]
args_list = []
for key, value in args_dict.items():
args_list.append(key)
args_list.extend(value)
if len(args_list) > 1 and self.arg_box is not None:
self.arg_box.set_parameters(args_list)
kwargs = scan.content["info"]["request_blocks"][-1]["msg"].content["parameter"][
"kwargs"
]
if kwargs and self.kwarg_boxes:
for box in self.kwarg_boxes:
box.set_parameters(kwargs)
self.last_scan_found = True
break
else:
self.last_scan_found = False
else:
self.last_scan_found = False
current_scan = self.comboBox_scan_selection.currentText()
history = (
self.client.connector.xread(
MessageEndpoints.scan_history(), from_start=True, user_id=self.object_name
)
or []
)
for scan in reversed(history):
scan_data = scan.get("data")
if not scan_data:
continue
if scan_data.scan_name != current_scan:
continue
ri = getattr(scan_data, "request_inputs", {}) or {}
args_list = ri.get("arg_bundle", [])
if args_list and self.arg_box:
self.arg_box.set_parameters(args_list)
inputs = ri.get("inputs", {})
kwargs = ri.get("kwargs", {})
merged = {**inputs, **kwargs}
if merged and self.kwarg_boxes:
for box in self.kwarg_boxes:
box.set_parameters(merged)
self.last_scan_found = True
break
@SafeProperty(str)
def current_scan(self):

View File

@@ -1,4 +1,4 @@
""" Module for DapComboBox widget class to select a DAP model from a combobox. """
"""Module for DapComboBox widget class to select a DAP model from a combobox."""
from bec_lib.logger import bec_logger
from qtpy.QtCore import Property, Signal, Slot

View File

@@ -1,870 +0,0 @@
"""
BECConsole is a Qt widget that runs a Bash shell.
BECConsole VT100 emulation is powered by Pyte,
(https://github.com/selectel/pyte).
"""
import collections
import fcntl
import html
import os
import pty
import re
import signal
import sys
import time
import pyte
from pygments.token import Token
from pyte.screens import History
from qtpy import QtCore, QtGui, QtWidgets
from qtpy.QtCore import Property as pyqtProperty
from qtpy.QtCore import QSize, QSocketNotifier, Qt, QTimer
from qtpy.QtCore import Signal as pyqtSignal
from qtpy.QtGui import QClipboard, QColor, QPalette, QTextCursor
from qtpy.QtWidgets import QApplication, QHBoxLayout, QScrollBar, QSizePolicy
from bec_widgets.utils.error_popups import SafeSlot as Slot
ansi_colors = {
"black": "#000000",
"red": "#CD0000",
"green": "#00CD00",
"brown": "#996633", # Brown, replacing the yellow
"blue": "#0000EE",
"magenta": "#CD00CD",
"cyan": "#00CDCD",
"white": "#E5E5E5",
"brightblack": "#7F7F7F",
"brightred": "#FF0000",
"brightgreen": "#00FF00",
"brightyellow": "#FFFF00",
"brightblue": "#5C5CFF",
"brightmagenta": "#FF00FF",
"brightcyan": "#00FFFF",
"brightwhite": "#FFFFFF",
}
control_keys_mapping = {
QtCore.Qt.Key_A: b"\x01", # Ctrl-A
QtCore.Qt.Key_B: b"\x02", # Ctrl-B
QtCore.Qt.Key_C: b"\x03", # Ctrl-C
QtCore.Qt.Key_D: b"\x04", # Ctrl-D
QtCore.Qt.Key_E: b"\x05", # Ctrl-E
QtCore.Qt.Key_F: b"\x06", # Ctrl-F
QtCore.Qt.Key_G: b"\x07", # Ctrl-G (Bell)
QtCore.Qt.Key_H: b"\x08", # Ctrl-H (Backspace)
QtCore.Qt.Key_I: b"\x09", # Ctrl-I (Tab)
QtCore.Qt.Key_J: b"\x0A", # Ctrl-J (Line Feed)
QtCore.Qt.Key_K: b"\x0B", # Ctrl-K (Vertical Tab)
QtCore.Qt.Key_L: b"\x0C", # Ctrl-L (Form Feed)
QtCore.Qt.Key_M: b"\x0D", # Ctrl-M (Carriage Return)
QtCore.Qt.Key_N: b"\x0E", # Ctrl-N
QtCore.Qt.Key_O: b"\x0F", # Ctrl-O
QtCore.Qt.Key_P: b"\x10", # Ctrl-P
QtCore.Qt.Key_Q: b"\x11", # Ctrl-Q
QtCore.Qt.Key_R: b"\x12", # Ctrl-R
QtCore.Qt.Key_S: b"\x13", # Ctrl-S
QtCore.Qt.Key_T: b"\x14", # Ctrl-T
QtCore.Qt.Key_U: b"\x15", # Ctrl-U
QtCore.Qt.Key_V: b"\x16", # Ctrl-V
QtCore.Qt.Key_W: b"\x17", # Ctrl-W
QtCore.Qt.Key_X: b"\x18", # Ctrl-X
QtCore.Qt.Key_Y: b"\x19", # Ctrl-Y
QtCore.Qt.Key_Z: b"\x1A", # Ctrl-Z
QtCore.Qt.Key_Escape: b"\x1B", # Ctrl-Escape
QtCore.Qt.Key_Backslash: b"\x1C", # Ctrl-\
QtCore.Qt.Key_Underscore: b"\x1F", # Ctrl-_
}
normal_keys_mapping = {
QtCore.Qt.Key_Return: b"\n",
QtCore.Qt.Key_Space: b" ",
QtCore.Qt.Key_Enter: b"\n",
QtCore.Qt.Key_Tab: b"\t",
QtCore.Qt.Key_Backspace: b"\x08",
QtCore.Qt.Key_Home: b"\x47",
QtCore.Qt.Key_End: b"\x4f",
QtCore.Qt.Key_Left: b"\x02",
QtCore.Qt.Key_Up: b"\x10",
QtCore.Qt.Key_Right: b"\x06",
QtCore.Qt.Key_Down: b"\x0E",
QtCore.Qt.Key_PageUp: b"\x49",
QtCore.Qt.Key_PageDown: b"\x51",
QtCore.Qt.Key_F1: b"\x1b\x31",
QtCore.Qt.Key_F2: b"\x1b\x32",
QtCore.Qt.Key_F3: b"\x1b\x33",
QtCore.Qt.Key_F4: b"\x1b\x34",
QtCore.Qt.Key_F5: b"\x1b\x35",
QtCore.Qt.Key_F6: b"\x1b\x36",
QtCore.Qt.Key_F7: b"\x1b\x37",
QtCore.Qt.Key_F8: b"\x1b\x38",
QtCore.Qt.Key_F9: b"\x1b\x39",
QtCore.Qt.Key_F10: b"\x1b\x30",
QtCore.Qt.Key_F11: b"\x45",
QtCore.Qt.Key_F12: b"\x46",
}
def QtKeyToAscii(event):
"""
Convert the Qt key event to the corresponding ASCII sequence for
the terminal. This works fine for standard alphanumerical characters, but
most other characters require terminal specific control sequences.
The conversion below works for TERM="linux" terminals.
"""
if sys.platform == "darwin":
# special case for MacOS
# /!\ Qt maps ControlModifier to CMD
# CMD-C, CMD-V for copy/paste
# CTRL-C and other modifiers -> key mapping
if event.modifiers() == QtCore.Qt.MetaModifier:
if event.key() == Qt.Key_Backspace:
return control_keys_mapping.get(Qt.Key_W)
return control_keys_mapping.get(event.key())
elif event.modifiers() == QtCore.Qt.ControlModifier:
if event.key() == Qt.Key_C:
# copy
return "copy"
elif event.key() == Qt.Key_V:
# paste
return "paste"
return None
else:
return normal_keys_mapping.get(event.key(), event.text().encode("utf8"))
if event.modifiers() == QtCore.Qt.ControlModifier:
return control_keys_mapping.get(event.key())
else:
return normal_keys_mapping.get(event.key(), event.text().encode("utf8"))
class Screen(pyte.HistoryScreen):
def __init__(self, stdin_fd, cols, rows, historyLength):
super().__init__(cols, rows, historyLength, ratio=1 / rows)
self._fd = stdin_fd
def write_process_input(self, data):
"""Response to CPR request (for example),
this can be for other requests
"""
try:
os.write(self._fd, data.encode("utf-8"))
except (IOError, OSError):
pass
def resize(self, lines, columns):
lines = lines or self.lines
columns = columns or self.columns
if lines == self.lines and columns == self.columns:
return # No changes.
self.dirty.clear()
self.dirty.update(range(lines))
self.save_cursor()
if lines < self.lines:
if lines <= self.cursor.y:
nlines_to_move_up = self.lines - lines
for i in range(nlines_to_move_up):
line = self.buffer[i] # .pop(0)
self.history.top.append(line)
self.cursor_position(0, 0)
self.delete_lines(nlines_to_move_up)
self.restore_cursor()
self.cursor.y -= nlines_to_move_up
else:
self.restore_cursor()
self.lines, self.columns = lines, columns
self.history = History(
self.history.top,
self.history.bottom,
1 / self.lines,
self.history.size,
self.history.position,
)
self.set_margins()
class Backend(QtCore.QObject):
"""
Poll Bash.
This class will run as a qsocketnotifier (started in ``_TerminalWidget``) and poll the
file descriptor of the Bash terminal.
"""
# Signals to communicate with ``_TerminalWidget``.
dataReady = pyqtSignal(object)
processExited = pyqtSignal()
def __init__(self, fd, cols, rows):
super().__init__()
# File descriptor that connects to Bash process.
self.fd = fd
# Setup Pyte (hard coded display size for now).
self.screen = Screen(self.fd, cols, rows, 10000)
self.stream = pyte.ByteStream()
self.stream.attach(self.screen)
self.notifier = QSocketNotifier(fd, QSocketNotifier.Read)
self.notifier.activated.connect(self._fd_readable)
def _fd_readable(self):
"""
Poll the Bash output, run it through Pyte, and notify
"""
# Read the shell output until the file descriptor is closed.
try:
out = os.read(self.fd, 2**16)
except OSError:
self.processExited.emit()
self.notifier.setEnabled(False)
return
# Feed output into Pyte's state machine and send the new screen
# output to the GUI
self.stream.feed(out)
self.dataReady.emit(self.screen)
class BECConsole(QtWidgets.QWidget):
"""Container widget for the terminal text area"""
PLUGIN = True
ICON_NAME = "terminal"
prompt = pyqtSignal(bool)
def __init__(self, parent=None, cols=132):
super().__init__(parent)
self.term = _TerminalWidget(self, cols, rows=43)
self.term.prompt.connect(self.prompt) # forward signal from term to this widget
self.scroll_bar = QScrollBar(Qt.Vertical, self)
# self.scroll_bar.hide()
layout = QHBoxLayout(self)
layout.addWidget(self.term)
layout.addWidget(self.scroll_bar)
layout.setAlignment(Qt.AlignLeft | Qt.AlignTop)
layout.setContentsMargins(0, 0, 0, 0)
self.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Expanding)
pal = QPalette()
self.set_bgcolor(pal.window().color())
self.set_fgcolor(pal.windowText().color())
self.term.set_scroll_bar(self.scroll_bar)
self.set_cmd("bec --nogui")
self._check_designer_timer = QTimer()
self._check_designer_timer.timeout.connect(self.check_designer)
self._check_designer_timer.start(1000)
def minimumSizeHint(self):
size = self.term.sizeHint()
size.setWidth(size.width() + self.scroll_bar.width())
return size
def sizeHint(self):
return self.minimumSizeHint()
def check_designer(self, calls={"n": 0}):
calls["n"] += 1
if self.term.fd is not None:
# already started
self._check_designer_timer.stop()
elif self.window().windowTitle().endswith("[Preview]"):
# assuming Designer preview -> start
self._check_designer_timer.stop()
self.term.start()
elif calls["n"] >= 3:
# assuming not in Designer -> stop checking
self._check_designer_timer.stop()
def get_rows(self):
return self.term.rows
def set_rows(self, rows):
self.term.rows = rows
self.adjustSize()
self.updateGeometry()
def get_cols(self):
return self.term.cols
def set_cols(self, cols):
self.term.cols = cols
self.adjustSize()
self.updateGeometry()
def get_bgcolor(self):
return QColor.fromString(self.term.bg_color)
def set_bgcolor(self, color):
self.term.bg_color = color.name(QColor.HexRgb)
def get_fgcolor(self):
return QColor.fromString(self.term.fg_color)
def set_fgcolor(self, color):
self.term.fg_color = color.name(QColor.HexRgb)
def get_cmd(self):
return self.term._cmd
def set_cmd(self, cmd):
self.term._cmd = cmd
if self.term.fd is None:
# not started yet
self.term.clear()
self.term.appendHtml(f"<h2>BEC Console - {repr(cmd)}</h2>")
def start(self, deactivate_ctrl_d=True):
self.term.start(deactivate_ctrl_d=deactivate_ctrl_d)
def push(self, text, hit_return=False):
"""Push some text to the terminal"""
return self.term.push(text, hit_return=hit_return)
def execute_command(self, command):
self.push(command, hit_return=True)
def set_prompt_tokens(self, *tokens):
"""Prepare regexp to identify prompt, based on tokens
Tokens are returned from get_ipython().prompts.in_prompt_tokens()
"""
regex_parts = []
for token_type, token_value in tokens:
if token_type == Token.PromptNum: # Handle dynamic prompt number
regex_parts.append(r"[\d\?]+") # Match one or more digits or '?'
else:
# Escape other prompt parts (e.g., "In [", "]: ")
if not token_value:
regex_parts.append(".+?") # arbitrary string
else:
regex_parts.append(re.escape(token_value))
# Combine into a single regex
prompt_pattern = "".join(regex_parts)
self.term._prompt_re = re.compile(prompt_pattern + r"\s*$")
def terminate(self, timeout=10):
self.term.stop(timeout=timeout)
def send_ctrl_c(self, timeout=None):
self.term.send_ctrl_c(timeout)
cols = pyqtProperty(int, get_cols, set_cols)
rows = pyqtProperty(int, get_rows, set_rows)
bgcolor = pyqtProperty(QColor, get_bgcolor, set_bgcolor)
fgcolor = pyqtProperty(QColor, get_fgcolor, set_fgcolor)
cmd = pyqtProperty(str, get_cmd, set_cmd)
class _TerminalWidget(QtWidgets.QPlainTextEdit):
"""
Start ``Backend`` process and render Pyte output as text.
"""
prompt = pyqtSignal(bool)
def __init__(self, parent, cols=125, rows=50, **kwargs):
# regexp to match prompt
self._prompt_re = None
# last prompt
self._prompt_str = None
# process pid
self.pid = None
# file descriptor to communicate with the subprocess
self.fd = None
self.backend = None
# command to execute
self._cmd = ""
# should ctrl-d be deactivated ? (prevent Python exit)
self._deactivate_ctrl_d = False
# Default colors
pal = QPalette()
self._fg_color = pal.text().color().name()
self._bg_color = pal.base().color().name()
# Specify the terminal size in terms of lines and columns.
self._rows = rows
self._cols = cols
self.output = collections.deque()
super().__init__(parent)
self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Expanding)
# Disable default scrollbars (we use our own, to be set via .set_scroll_bar())
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.scroll_bar = None
# Use Monospace fonts and disable line wrapping.
self.setFont(QtGui.QFont("Courier", 9))
self.setFont(QtGui.QFont("Monospace"))
self.setLineWrapMode(QtWidgets.QPlainTextEdit.NoWrap)
fmt = QtGui.QFontMetrics(self.font())
char_width = fmt.width("w")
self.setCursorWidth(char_width)
self.adjustSize()
self.updateGeometry()
self.update_stylesheet()
@property
def bg_color(self):
return self._bg_color
@bg_color.setter
def bg_color(self, hexcolor):
self._bg_color = hexcolor
self.update_stylesheet()
@property
def fg_color(self):
return self._fg_color
@fg_color.setter
def fg_color(self, hexcolor):
self._fg_color = hexcolor
self.update_stylesheet()
def update_stylesheet(self):
self.setStyleSheet(
f"QPlainTextEdit {{ border: 0; color: {self._fg_color}; background-color: {self._bg_color}; }} "
)
@property
def rows(self):
return self._rows
@rows.setter
def rows(self, rows: int):
if self.backend is None:
# not initialized yet, ok to change
self._rows = rows
self.adjustSize()
self.updateGeometry()
else:
raise RuntimeError("Cannot change rows after console is started.")
@property
def cols(self):
return self._cols
@cols.setter
def cols(self, cols: int):
if self.fd is None:
# not initialized yet, ok to change
self._cols = cols
self.adjustSize()
self.updateGeometry()
else:
raise RuntimeError("Cannot change cols after console is started.")
def start(self, deactivate_ctrl_d: bool = False):
self._deactivate_ctrl_d = deactivate_ctrl_d
self.update_term_size()
# Start the Bash process
self.pid, self.fd = self.fork_shell()
if self.fd:
# Create the ``Backend`` object
self.backend = Backend(self.fd, self.cols, self.rows)
self.backend.dataReady.connect(self.data_ready)
self.backend.processExited.connect(self.process_exited)
else:
self.process_exited()
def process_exited(self):
self.fd = None
self.clear()
self.appendHtml(f"<br><h2>{repr(self._cmd)} - Process exited.</h2>")
self.setReadOnly(True)
def send_ctrl_c(self, wait_prompt=True, timeout=None):
"""Send CTRL-C to the process
If wait_prompt=True (default), wait for a new prompt after CTRL-C
If no prompt is displayed after 'timeout' seconds, TimeoutError is raised
"""
os.kill(self.pid, signal.SIGINT)
if wait_prompt:
timeout_error = False
if timeout:
def set_timeout_error():
nonlocal timeout_error
timeout_error = True
timeout_timer = QTimer()
timeout_timer.singleShot(timeout * 1000, set_timeout_error)
while self._prompt_str is None:
QApplication.instance().process_events()
if timeout_error:
raise TimeoutError(
f"CTRL-C: could not get back to prompt after {timeout} seconds."
)
def _is_running(self):
if os.waitpid(self.pid, os.WNOHANG) == (0, 0):
return True
return False
def stop(self, kill=True, timeout=None):
"""Stop the running process
SIGTERM is the default signal for terminating processes.
If kill=True (default), SIGKILL will be sent if the process does not exit after timeout
"""
# try to exit gracefully
os.kill(self.pid, signal.SIGTERM)
# wait until process is truly dead
t0 = time.perf_counter()
while self._is_running():
time.sleep(1)
if timeout is not None and time.perf_counter() - t0 > timeout:
# still alive after 'timeout' seconds
if kill:
# send SIGKILL and make a last check in loop
os.kill(self.pid, signal.SIGKILL)
kill = False
else:
# still running after timeout...
raise TimeoutError(
f"Could not terminate process with pid: {self.pid} within timeout"
)
self.process_exited()
def data_ready(self, screen):
"""Handle new screen: redraw, set scroll bar max and slider, move cursor to its position
This method is triggered via a signal from ``Backend``.
"""
self.redraw_screen()
self.adjust_scroll_bar()
self.move_cursor()
def minimumSizeHint(self):
"""Return minimum size for current cols and rows"""
fmt = QtGui.QFontMetrics(self.font())
char_width = fmt.width("w")
char_height = fmt.height()
width = char_width * self.cols
height = char_height * self.rows
return QSize(width, height)
def sizeHint(self):
return self.minimumSizeHint()
def set_scroll_bar(self, scroll_bar):
self.scroll_bar = scroll_bar
self.scroll_bar.setMinimum(0)
self.scroll_bar.valueChanged.connect(self.scroll_value_change)
def scroll_value_change(self, value, old={"value": -1}):
if self.backend is None:
return
if old["value"] == -1:
old["value"] = self.scroll_bar.maximum()
if value <= old["value"]:
# scroll up
# value is number of lines from the start
nlines = old["value"] - value
# history ratio gives prev_page == 1 line
for i in range(nlines):
self.backend.screen.prev_page()
else:
# scroll down
nlines = value - old["value"]
for i in range(nlines):
self.backend.screen.next_page()
old["value"] = value
self.redraw_screen()
def adjust_scroll_bar(self):
sb = self.scroll_bar
sb.valueChanged.disconnect(self.scroll_value_change)
tmp = len(self.backend.screen.history.top) + len(self.backend.screen.history.bottom)
sb.setMaximum(tmp if tmp > 0 else 0)
sb.setSliderPosition(tmp if tmp > 0 else 0)
# if tmp > 0:
# # show scrollbar, but delayed - prevent recursion with widget size change
# QTimer.singleShot(0, scrollbar.show)
# else:
# QTimer.singleShot(0, scrollbar.hide)
sb.valueChanged.connect(self.scroll_value_change)
def write(self, data):
try:
os.write(self.fd, data)
except (IOError, OSError):
self.process_exited()
@Slot(object)
def keyPressEvent(self, event):
"""
Redirect all keystrokes to the terminal process.
"""
if self.fd is None:
# not started
return
# Convert the Qt key to the correct ASCII code.
if (
self._deactivate_ctrl_d
and event.modifiers() == QtCore.Qt.ControlModifier
and event.key() == QtCore.Qt.Key_D
):
return None
code = QtKeyToAscii(event)
if code == "copy":
# MacOS only: CMD-C handling
self.copy()
elif code == "paste":
# MacOS only: CMD-V handling
self._push_clipboard()
elif code is not None:
self.write(code)
def push(self, text, hit_return=False):
"""
Write 'text' to terminal
"""
self.write(text.encode("utf-8"))
if hit_return:
self.write(b"\n")
def contextMenuEvent(self, event):
if self.fd is None:
return
menu = self.createStandardContextMenu()
for action in menu.actions():
# remove all actions except copy and paste
if "opy" in action.text():
# redefine text without shortcut
# since it probably clashes with control codes (like CTRL-C etc)
action.setText("Copy")
continue
if "aste" in action.text():
# redefine text without shortcut
action.setText("Paste")
# paste -> have to insert with self.push
action.triggered.connect(self._push_clipboard)
continue
menu.removeAction(action)
menu.exec_(event.globalPos())
def _push_clipboard(self):
clipboard = QApplication.instance().clipboard()
self.push(clipboard.text())
def move_cursor(self):
textCursor = self.textCursor()
textCursor.setPosition(0)
textCursor.movePosition(
QTextCursor.Down, QTextCursor.MoveAnchor, self.backend.screen.cursor.y
)
textCursor.movePosition(
QTextCursor.Right, QTextCursor.MoveAnchor, self.backend.screen.cursor.x
)
self.setTextCursor(textCursor)
def mouseReleaseEvent(self, event):
if self.fd is None:
return
if event.button() == Qt.MiddleButton:
# push primary selection buffer ("mouse clipboard") to terminal
clipboard = QApplication.instance().clipboard()
if clipboard.supportsSelection():
self.push(clipboard.text(QClipboard.Selection))
return None
elif event.button() == Qt.LeftButton:
# left button click
textCursor = self.textCursor()
if textCursor.selectedText():
# mouse was used to select text -> nothing to do
pass
else:
# a simple 'click', move scrollbar to end
self.scroll_bar.setSliderPosition(self.scroll_bar.maximum())
self.move_cursor()
return None
return super().mouseReleaseEvent(event)
def redraw_screen(self):
"""
Render the screen as formatted text into the widget.
"""
screen = self.backend.screen
# Clear the widget
if screen.dirty:
self.clear()
while len(self.output) < (max(screen.dirty) + 1):
self.output.append("")
while len(self.output) > (max(screen.dirty) + 1):
self.output.pop()
# Prepare the HTML output
for line_no in screen.dirty:
line = text = ""
style = old_style = ""
old_idx = 0
for idx, ch in screen.buffer[line_no].items():
text += " " * (idx - old_idx - 1)
old_idx = idx
style = f"{'background-color:%s;' % ansi_colors.get(ch.bg, ansi_colors['black']) if ch.bg!='default' else ''}{'color:%s;' % ansi_colors.get(ch.fg, ansi_colors['white']) if ch.fg!='default' else ''}{'font-weight:bold;' if ch.bold else ''}{'font-style:italic;' if ch.italics else ''}"
if style != old_style:
if old_style:
line += f"<span style={repr(old_style)}>{html.escape(text, quote=True)}</span>"
else:
line += html.escape(text, quote=True)
text = ""
old_style = style
text += ch.data
if style:
line += f"<span style={repr(style)}>{html.escape(text, quote=True)}</span>"
else:
line += html.escape(text, quote=True)
# do a check at the cursor position:
# it is possible x pos > output line length,
# for example if last escape codes are "cursor forward" past end of text,
# like IPython does for "..." prompt (in a block, like "for" loop or "while" for example)
# In this case, cursor is at 12 but last text output is at 8 -> insert spaces
if line_no == screen.cursor.y:
llen = len(screen.buffer[line_no])
if llen < screen.cursor.x:
line += " " * (screen.cursor.x - llen)
self.output[line_no] = line
# fill the text area with HTML contents in one go
self.appendHtml(f"<pre>{chr(10).join(self.output)}</pre>")
if self._prompt_re is not None:
text_buf = self.toPlainText()
prompt = self._prompt_re.search(text_buf)
if prompt is None:
if self._prompt_str:
self.prompt.emit(False)
self._prompt_str = None
else:
prompt_str = prompt.string.rstrip()
if prompt_str != self._prompt_str:
self._prompt_str = prompt_str
self.prompt.emit(True)
# did updates, all clean
screen.dirty.clear()
def update_term_size(self):
fmt = QtGui.QFontMetrics(self.font())
char_width = fmt.width("w")
char_height = fmt.height()
self._cols = int(self.width() / char_width)
self._rows = int(self.height() / char_height)
def resizeEvent(self, event):
self.update_term_size()
if self.fd:
self.backend.screen.resize(self._rows, self._cols)
self.redraw_screen()
self.adjust_scroll_bar()
self.move_cursor()
def wheelEvent(self, event):
if not self.fd:
return
y = event.angleDelta().y()
if y > 0:
self.backend.screen.prev_page()
else:
self.backend.screen.next_page()
self.redraw_screen()
def fork_shell(self):
"""
Fork the current process and execute bec in shell.
"""
try:
pid, fd = pty.fork()
except (IOError, OSError):
return False
if pid == 0:
try:
ls = os.environ["LANG"].split(".")
except KeyError:
ls = []
if len(ls) < 2:
ls = ["en_US", "UTF-8"]
os.putenv("COLUMNS", str(self.cols))
os.putenv("LINES", str(self.rows))
os.putenv("TERM", "linux")
os.putenv("LANG", ls[0] + ".UTF-8")
if not self._cmd:
self._cmd = os.environ["SHELL"]
cmd = self._cmd
if isinstance(cmd, str):
cmd = cmd.split()
try:
os.execvp(cmd[0], cmd)
except (IOError, OSError):
pass
os._exit(0)
else:
# We are in the parent process.
# Set file control
fcntl.fcntl(fd, fcntl.F_SETFL, os.O_NONBLOCK)
return pid, fd
if __name__ == "__main__":
import os
import sys
from qtpy import QtGui, QtWidgets
# Create the Qt application and console.
app = QtWidgets.QApplication([])
mainwin = QtWidgets.QMainWindow()
title = "BECConsole"
mainwin.setWindowTitle(title)
console = BECConsole(mainwin)
mainwin.setCentralWidget(console)
def check_prompt(at_prompt):
if at_prompt:
print("NEW PROMPT")
else:
print("EXECUTING SOMETHING...")
console.set_prompt_tokens(
(Token.OutPromptNum, ""),
(Token.Prompt, ""), # will match arbitrary string,
(Token.Prompt, " ["),
(Token.PromptNum, "3"),
(Token.Prompt, "/"),
(Token.PromptNum, "1"),
(Token.Prompt, "] "),
(Token.Prompt, ""),
)
console.prompt.connect(check_prompt)
console.start()
# Show widget and launch Qt's event loop.
mainwin.show()
sys.exit(app.exec_())

View File

@@ -1 +0,0 @@
{'files': ['console.py']}

View File

@@ -2,7 +2,9 @@ from __future__ import annotations
from typing import Any
from qtpy import QtWidgets
from qtpy.QtCore import QAbstractTableModel, QModelIndex, Qt, Signal # type: ignore
from qtpy.QtGui import QFontMetrics
from qtpy.QtWidgets import (
QApplication,
QHBoxLayout,
@@ -13,7 +15,9 @@ from qtpy.QtWidgets import (
QWidget,
)
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
_NOT_SET = object()
class DictBackedTableModel(QAbstractTableModel):
@@ -25,6 +29,7 @@ class DictBackedTableModel(QAbstractTableModel):
data (list[list[str]]): list of key-value pairs to initialise with"""
super().__init__()
self._data: list[list[str]] = data
self._default = _NOT_SET
self._disallowed_keys: list[str] = []
# pylint: disable=missing-function-docstring
@@ -45,17 +50,31 @@ class DictBackedTableModel(QAbstractTableModel):
def data(self, index, role=Qt.ItemDataRole):
if index.isValid():
if role == Qt.ItemDataRole.DisplayRole or role == Qt.ItemDataRole.EditRole:
return str(self._data[index.row()][index.column()])
if role in [
Qt.ItemDataRole.DisplayRole,
Qt.ItemDataRole.EditRole,
Qt.ItemDataRole.ToolTipRole,
]:
try:
return str(self._data[index.row()][index.column()])
except IndexError:
return None
def setData(self, index, value, role):
if role == Qt.ItemDataRole.EditRole:
if value in self._disallowed_keys or value in self._other_keys(index.row()):
return False
self._data[index.row()][index.column()] = str(value)
self.dataChanged.emit(index, index)
return True
return False
def replaceData(self, data: dict):
self.delete_rows(list(range(len(self._data))))
self.resetInternalData()
self._data = [[str(k), str(v)] for k, v in data.items()]
self.dataChanged.emit(self.index(0, 0), self.index(len(self._data), 1))
def update_disallowed_keys(self, keys: list[str]):
"""Set the list of keys which may not be used.
@@ -65,7 +84,7 @@ class DictBackedTableModel(QAbstractTableModel):
for i, item in enumerate(self._data):
if item[0] in self._disallowed_keys:
self._data[i][0] = ""
self.dataChanged.emit(self.index(i, 0), self.index(i, 0))
self.dataChanged.emit(self.index(i, 0), self.index(i, 1))
def _other_keys(self, row: int):
return [r[0] for r in self._data[:row] + self._data[row + 1 :]]
@@ -94,44 +113,74 @@ class DictBackedTableModel(QAbstractTableModel):
@SafeSlot()
def add_row(self):
self.insertRow(self.rowCount())
self.dataChanged.emit(self.index(self.rowCount(), 0), self.index(self.rowCount(), 1), 0)
@SafeSlot(list)
def delete_rows(self, rows: list[int]):
# delete from the end so indices stay correct
for row in sorted(rows, reverse=True):
self.dataChanged.emit(self.index(row, 0), self.index(row, 1), 0)
self.removeRows(row, 1, QModelIndex())
def set_default(self, value: dict | None):
self._default = value
def dump_dict(self):
if self._data == [[]]:
if self._data in [[], [[]], [["", ""]]]:
if self._default is not _NOT_SET:
return self._default
return {}
return dict(self._data)
def length(self):
return len(self._data)
class DictBackedTable(QWidget):
delete_rows = Signal(list)
data_changed = Signal(dict)
def __init__(self, initial_data: list[list[str]]):
def __init__(
self,
parent: QWidget | None = None,
initial_data: list[list[str]] = [],
autoscale_to_data: bool = True,
):
"""Widget which uses a DictBackedTableModel to display an editable table
which can be extracted as a dict.
Args:
initial_data (list[list[str]]): list of key-value pairs to initialise with
"""
super().__init__()
super().__init__(parent)
self._layout = QHBoxLayout()
self.setLayout(self._layout)
self._layout.setContentsMargins(0, 0, 0, 0)
self._table_model = DictBackedTableModel(initial_data)
self._table_view = QTreeView()
self._table_view.setModel(self._table_model)
self._min_lines = 3
self.set_height_in_lines(len(initial_data))
self._table_view.setSizePolicy(
QSizePolicy(QSizePolicy.Policy.Minimum, QSizePolicy.Policy.Minimum)
QSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Minimum)
)
self._table_view.setAlternatingRowColors(True)
self._table_view.setUniformRowHeights(True)
self._table_view.setWordWrap(False)
self._table_view.header().setSectionResizeMode(QtWidgets.QHeaderView.ResizeToContents)
self._table_view.header().setSectionResizeMode(5, QtWidgets.QHeaderView.Stretch)
self.autoscale = autoscale_to_data
if self.autoscale:
self.data_changed.connect(self.scale_to_data)
self._layout.addWidget(self._table_view)
self._button_holder = QWidget()
self._buttons = QVBoxLayout()
self._layout.addLayout(self._buttons)
self._button_holder.setLayout(self._buttons)
self._layout.addWidget(self._button_holder)
self._add_button = QPushButton("+")
self._add_button.setToolTip("add a new row")
self._remove_button = QPushButton("-")
@@ -142,6 +191,21 @@ class DictBackedTable(QWidget):
self._remove_button.clicked.connect(self.delete_selected_rows)
self.delete_rows.connect(self._table_model.delete_rows)
self._table_model.dataChanged.connect(lambda *_: self.data_changed.emit(self.dump_dict()))
def set_default(self, value: dict | None):
self._table_model.set_default(value)
def set_button_visibility(self, value: bool):
self._button_holder.setVisible(value)
@SafeSlot()
def clear(self):
self._table_model.replaceData({})
def replace_data(self, data: dict | None):
self._table_model.replaceData(data or {})
def delete_selected_rows(self):
"""Delete rows which are part of the selection model"""
cells: list[QModelIndex] = self._table_view.selectionModel().selectedIndexes()
@@ -160,6 +224,29 @@ class DictBackedTable(QWidget):
keys (list[str]): list of keys which are forbidden."""
self._table_model.update_disallowed_keys(keys)
def set_height_in_lines(self, lines: int):
self._table_view.setMaximumHeight(
int(QFontMetrics(self._table_view.font()).height() * max(lines + 2, self._min_lines))
)
@SafeSlot()
@SafeSlot(dict)
def scale_to_data(self, *_):
self.set_height_in_lines(self._table_model.length())
@SafeProperty(bool)
def autoscale(self): # type: ignore
return self._autoscale
@autoscale.setter
def autoscale(self, autoscale: bool):
self._autoscale = autoscale
if self._autoscale:
self.scale_to_data()
self.data_changed.connect(self.scale_to_data)
else:
self.data_changed.disconnect(self.scale_to_data)
if __name__ == "__main__": # pragma: no cover
from bec_widgets.utils.colors import set_theme
@@ -167,6 +254,6 @@ if __name__ == "__main__": # pragma: no cover
app = QApplication([])
set_theme("dark")
window = DictBackedTable([["key1", "value1"], ["key2", "value2"], ["key3", "value3"]])
window = DictBackedTable(None, [["key1", "value1"], ["key2", "value2"], ["key3", "value3"]])
window.show()
app.exec()

View File

@@ -6,9 +6,9 @@ def main(): # pragma: no cover
return
from PySide6.QtDesigner import QPyDesignerCustomWidgetCollection
from bec_widgets.widgets.editors.console.console_plugin import BECConsolePlugin
from bec_widgets.widgets.editors.sbb_monitor.sbb_monitor_plugin import SBBMonitorPlugin
QPyDesignerCustomWidgetCollection.addCustomWidget(BECConsolePlugin())
QPyDesignerCustomWidgetCollection.addCustomWidget(SBBMonitorPlugin())
if __name__ == "__main__": # pragma: no cover

View File

@@ -0,0 +1,15 @@
from bec_widgets.widgets.editors.website.website import WebsiteWidget
class SBBMonitor(WebsiteWidget):
"""
A widget to display the SBB monitor website.
"""
PLUGIN = True
ICON_NAME = "train"
USER_ACCESS = []
def __init__(self, parent=None, **kwargs):
url = "https://free.oevplus.ch/monitor/?viewType=splitView&layout=1&showClock=true&showPerron=true&stationGroup1Title=Villigen%2C%20PSI%20West&stationGroup2Title=Siggenthal-Würenlingen&station_1_id=85%3A3592&station_1_name=Villigen%2C%20PSI%20West&station_1_quantity=5&station_1_group=1&station_2_id=85%3A3502&station_2_name=Siggenthal-Würenlingen&station_2_quantity=5&station_2_group=2"
super().__init__(parent=parent, url=url, **kwargs)

View File

@@ -0,0 +1 @@
{'files': ['sbb_monitor.py']}

View File

@@ -0,0 +1,54 @@
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from qtpy.QtDesigner import QDesignerCustomWidgetInterface
from bec_widgets.utils.bec_designer import designer_material_icon
from bec_widgets.widgets.editors.sbb_monitor.sbb_monitor import SBBMonitor
DOM_XML = """
<ui language='c++'>
<widget class='SBBMonitor' name='sbb_monitor'>
</widget>
</ui>
"""
class SBBMonitorPlugin(QDesignerCustomWidgetInterface): # pragma: no cover
def __init__(self):
super().__init__()
self._form_editor = None
def createWidget(self, parent):
t = SBBMonitor(parent)
return t
def domXml(self):
return DOM_XML
def group(self):
return ""
def icon(self):
return designer_material_icon(SBBMonitor.ICON_NAME)
def includeFile(self):
return "sbb_monitor"
def initialize(self, form_editor):
self._form_editor = form_editor
def isContainer(self):
return False
def isInitialized(self):
return self._form_editor is not None
def name(self):
return "SBBMonitor"
def toolTip(self):
return ""
def whatsThis(self):
return self.toolTip()

View File

@@ -2,7 +2,7 @@ from __future__ import annotations
import sys
from decimal import Decimal
from math import inf, nextafter
from math import copysign, inf, nextafter
from typing import TYPE_CHECKING, TypeVar, get_args
from annotated_types import Ge, Gt, Le, Lt
@@ -23,16 +23,19 @@ _MAXFLOAT = sys.float_info.max
T = TypeVar("T", int, float, Decimal)
def field_limits(info: FieldInfo, type_: type[T]) -> tuple[T, T]:
def field_limits(info: FieldInfo, type_: type[T], prec: int | None = None) -> tuple[T, T]:
def _nextafter(x, y):
return nextafter(x, y) if prec is None else x + (10 ** (-prec)) * (copysign(1, y))
_min = _MININT if type_ is int else _MINFLOAT
_max = _MAXINT if type_ is int else _MAXFLOAT
for md in info.metadata:
if isinstance(md, Ge):
_min = type_(md.ge) # type: ignore
if isinstance(md, Gt):
_min = type_(md.gt) + 1 if type_ is int else nextafter(type_(md.gt), inf) # type: ignore
_min = type_(md.gt) + 1 if type_ is int else _nextafter(type_(md.gt), inf) # type: ignore
if isinstance(md, Lt):
_max = type_(md.lt) - 1 if type_ is int else nextafter(type_(md.lt), -inf) # type: ignore
_max = type_(md.lt) - 1 if type_ is int else _nextafter(type_(md.lt), -inf) # type: ignore
if isinstance(md, Le):
_max = type_(md.le) # type: ignore
return _min, _max # type: ignore
@@ -64,4 +67,6 @@ def field_default(info: FieldInfo):
def clearable_required(info: FieldInfo):
return type(None) in get_args(info.annotation) or info.is_required()
return type(None) in get_args(info.annotation) or (
info.is_required() and info.default is PydanticUndefined
)

View File

@@ -16,6 +16,9 @@ logger = bec_logger.logger
class ScanMetadata(PydanticModelForm):
RPC = False
def __init__(
self,
parent=None,
@@ -36,15 +39,18 @@ class ScanMetadata(PydanticModelForm):
# self.populate() gets called in super().__init__
# so make sure self._additional_metadata exists
self._additional_md_box = ExpandableGroupFrame("Additional metadata", expanded=False)
self._additional_md_box = ExpandableGroupFrame(
parent, "Additional metadata", expanded=False
)
self._additional_md_box_layout = QHBoxLayout()
self._additional_md_box.set_layout(self._additional_md_box_layout)
self._additional_metadata = DictBackedTable(initial_extras or [])
self._additional_metadata = DictBackedTable(parent, initial_extras or [])
self._scan_name = scan_name or ""
self._md_schema = get_metadata_schema_for_scan(self._scan_name)
self._additional_metadata.data_changed.connect(self.validate_form)
super().__init__(parent=parent, metadata_model=self._md_schema, client=client, **kwargs)
super().__init__(parent=parent, data_model=self._md_schema, client=client, **kwargs)
self._layout.addWidget(self._additional_md_box)
self._additional_md_box_layout.addWidget(self._additional_metadata)
@@ -126,6 +132,7 @@ if __name__ == "__main__": # pragma: no cover
w.setLayout(layout)
scan_metadata = ScanMetadata(
parent=w,
scan_name="grid_scan",
initial_extras=[["key1", "value1"], ["key2", "value2"], ["key3", "value3"]],
)

View File

@@ -0,0 +1,15 @@
def main(): # pragma: no cover
from qtpy import PYSIDE6
if not PYSIDE6:
print("PYSIDE6 is not available in the environment. Cannot patch designer.")
return
from PySide6.QtDesigner import QPyDesignerCustomWidgetCollection
from bec_widgets.widgets.editors.web_console.web_console_plugin import WebConsolePlugin
QPyDesignerCustomWidgetCollection.addCustomWidget(WebConsolePlugin())
if __name__ == "__main__": # pragma: no cover
main()

View File

@@ -0,0 +1,230 @@
from __future__ import annotations
import secrets
import subprocess
import time
from bec_lib.logger import bec_logger
from louie.saferef import safe_ref
from qtpy.QtCore import QUrl, qInstallMessageHandler
from qtpy.QtWebEngineWidgets import QWebEnginePage, QWebEngineView
from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
from bec_widgets.utils.bec_widget import BECWidget
logger = bec_logger.logger
class WebConsoleRegistry:
"""
A registry for the WebConsole class to manage its instances.
"""
def __init__(self):
"""
Initialize the registry.
"""
self._instances = {}
self._server_process = None
self._server_port = None
self._token = secrets.token_hex(16)
def register(self, instance: WebConsole):
"""
Register an instance of WebConsole.
"""
self._instances[instance.gui_id] = safe_ref(instance)
self.cleanup()
if self._server_process is None:
# Start the ttyd server if not already running
self.start_ttyd()
def start_ttyd(self, use_zsh: bool | None = None):
"""
Start the ttyd server
ttyd -q -W -t 'theme={"background": "black"}' zsh
Args:
use_zsh (bool): Whether to use zsh or bash. If None, it will try to detect if zsh is available.
"""
# First, check if ttyd is installed
try:
subprocess.run(["ttyd", "--version"], check=True, stdout=subprocess.PIPE)
except FileNotFoundError:
# pylint: disable=raise-missing-from
raise RuntimeError("ttyd is not installed. Please install it first.")
if use_zsh is None:
# Check if we can use zsh
try:
subprocess.run(["zsh", "--version"], check=True, stdout=subprocess.PIPE)
use_zsh = True
except FileNotFoundError:
use_zsh = False
command = [
"ttyd",
"-p",
"0",
"-W",
"-t",
'theme={"background": "black"}',
"-c",
f"user:{self._token}",
]
if use_zsh:
command.append("zsh")
else:
command.append("bash")
# Start the ttyd server
self._server_process = subprocess.Popen(
command, stdout=subprocess.PIPE, stderr=subprocess.PIPE
)
self._wait_for_server_port()
self._server_process.stdout.close()
self._server_process.stderr.close()
def _wait_for_server_port(self, timeout: float = 10):
"""
Wait for the ttyd server to start and get the port number.
Args:
timeout (float): The timeout in seconds to wait for the server to start.
"""
start_time = time.time()
while True:
output = self._server_process.stderr.readline()
if output == b"" and self._server_process.poll() is not None:
break
if not output:
continue
output = output.decode("utf-8").strip()
if "Listening on" in output:
# Extract the port number from the output
self._server_port = int(output.split(":")[-1])
logger.info(f"ttyd server started on port {self._server_port}")
break
if time.time() - start_time > timeout:
raise TimeoutError(
"Timeout waiting for ttyd server to start. Please check if ttyd is installed and available in your PATH."
)
def cleanup(self):
"""
Clean up the registry by removing any instances that are no longer valid.
"""
for gui_id, weak_ref in list(self._instances.items()):
if weak_ref() is None:
del self._instances[gui_id]
if not self._instances and self._server_process:
# If no instances are left, terminate the server process
self._server_process.terminate()
self._server_process = None
self._server_port = None
logger.info("ttyd server terminated")
def unregister(self, instance: WebConsole):
"""
Unregister an instance of WebConsole.
Args:
instance (WebConsole): The instance to unregister.
"""
if instance.gui_id in self._instances:
del self._instances[instance.gui_id]
self.cleanup()
_web_console_registry = WebConsoleRegistry()
def suppress_qt_messages(type_, context, msg):
if context.category in ["js", "default"]:
return
print(msg)
qInstallMessageHandler(suppress_qt_messages)
class BECWebEnginePage(QWebEnginePage):
def javaScriptConsoleMessage(self, level, message, lineNumber, sourceID):
logger.info(f"[JS Console] {level.name} at line {lineNumber} in {sourceID}: {message}")
class WebConsole(BECWidget, QWidget):
"""
A simple widget to display a website
"""
PLUGIN = True
ICON_NAME = "terminal"
def __init__(self, parent=None, config=None, client=None, gui_id=None, **kwargs):
super().__init__(parent=parent, client=client, gui_id=gui_id, config=config, **kwargs)
_web_console_registry.register(self)
self._token = _web_console_registry._token
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
self.browser = QWebEngineView(self)
self.page = BECWebEnginePage(self)
self.page.authenticationRequired.connect(self._authenticate)
self.browser.setPage(self.page)
layout.addWidget(self.browser)
self.setLayout(layout)
self.page.setUrl(QUrl(f"http://localhost:{_web_console_registry._server_port}"))
def write(self, data: str, send_return: bool = True):
"""
Send data to the web page
"""
self.page.runJavaScript(f"window.term.paste('{data}');")
if send_return:
self.send_return()
def _authenticate(self, _, auth):
"""
Authenticate the request with the provided username and password.
"""
auth.setUser("user")
auth.setPassword(self._token)
def send_return(self):
"""
Send return to the web page
"""
self.page.runJavaScript(
"document.querySelector('textarea.xterm-helper-textarea').dispatchEvent(new KeyboardEvent('keypress', {charCode: 13}))"
)
def send_ctrl_c(self):
"""
Send Ctrl+C to the web page
"""
self.page.runJavaScript(
"document.querySelector('textarea.xterm-helper-textarea').dispatchEvent(new KeyboardEvent('keypress', {charCode: 3}))"
)
def cleanup(self):
"""
Clean up the registry by removing any instances that are no longer valid.
"""
_web_console_registry.unregister(self)
super().cleanup()
if __name__ == "__main__": # pragma: no cover
import sys
app = QApplication(sys.argv)
widget = WebConsole()
widget.show()
sys.exit(app.exec_())

View File

@@ -0,0 +1 @@
{'files': ['web_console.py']}

View File

@@ -1,30 +1,26 @@
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import os
from qtpy.QtDesigner import QDesignerCustomWidgetInterface
import bec_widgets
from bec_widgets.utils.bec_designer import designer_material_icon
from bec_widgets.widgets.editors.console.console import BECConsole
from bec_widgets.widgets.editors.web_console.web_console import WebConsole
DOM_XML = """
<ui language='c++'>
<widget class='BECConsole' name='bec_console'>
<widget class='WebConsole' name='web_console'>
</widget>
</ui>
"""
MODULE_PATH = os.path.dirname(bec_widgets.__file__)
class BECConsolePlugin(QDesignerCustomWidgetInterface): # pragma: no cover
class WebConsolePlugin(QDesignerCustomWidgetInterface): # pragma: no cover
def __init__(self):
super().__init__()
self._form_editor = None
def createWidget(self, parent):
t = BECConsole(parent)
t = WebConsole(parent)
return t
def domXml(self):
@@ -34,10 +30,10 @@ class BECConsolePlugin(QDesignerCustomWidgetInterface): # pragma: no cover
return "BEC Console"
def icon(self):
return designer_material_icon(BECConsole.ICON_NAME)
return designer_material_icon(WebConsole.ICON_NAME)
def includeFile(self):
return "bec_console"
return "web_console"
def initialize(self, form_editor):
self._form_editor = form_editor
@@ -49,10 +45,10 @@ class BECConsolePlugin(QDesignerCustomWidgetInterface): # pragma: no cover
return self._form_editor is not None
def name(self):
return "BECConsole"
return "WebConsole"
def toolTip(self):
return "A terminal-like vt100 widget."
return ""
def whatsThis(self):
return self.toolTip()

View File

@@ -0,0 +1,773 @@
from __future__ import annotations
import functools
import json
from typing import Literal
import numpy as np
import pyqtgraph as pg
from bec_lib import bec_logger, messages
from bec_lib.endpoints import MessageEndpoints
from pydantic import BaseModel, Field, field_validator
from qtpy.QtCore import QTimer, Signal
from qtpy.QtGui import QTransform
from scipy.interpolate import LinearNDInterpolator
from scipy.spatial import cKDTree
from toolz import partition
from bec_widgets.utils import Colors
from bec_widgets.utils.bec_connector import ConnectionConfig
from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
from bec_widgets.utils.settings_dialog import SettingsDialog
from bec_widgets.utils.toolbars.actions import MaterialIconAction
from bec_widgets.widgets.plots.heatmap.settings.heatmap_setting import HeatmapSettings
from bec_widgets.widgets.plots.image.image_base import ImageBase
from bec_widgets.widgets.plots.image.image_item import ImageItem
logger = bec_logger.logger
class HeatmapDeviceSignal(BaseModel):
"""The configuration of a signal in the scatter waveform widget."""
name: str
entry: str
model_config: dict = {"validate_assignment": True}
class HeatmapConfig(ConnectionConfig):
parent_id: str | None = Field(None, description="The parent plot of the curve.")
color_map: str | None = Field(
"plasma", description="The color palette of the heatmap widget.", validate_default=True
)
color_bar: Literal["full", "simple"] | None = Field(
None, description="The type of the color bar."
)
lock_aspect_ratio: bool = Field(
False, description="Whether to lock the aspect ratio of the image."
)
x_device: HeatmapDeviceSignal | None = Field(
None, description="The x device signal of the heatmap."
)
y_device: HeatmapDeviceSignal | None = Field(
None, description="The y device signal of the heatmap."
)
z_device: HeatmapDeviceSignal | None = Field(
None, description="The z device signal of the heatmap."
)
model_config: dict = {"validate_assignment": True}
_validate_color_palette = field_validator("color_map")(Colors.validate_color_map)
class Heatmap(ImageBase):
"""
Heatmap widget for visualizing 2d grid data with color mapping for the z-axis.
"""
USER_ACCESS = [
# General PlotBase Settings
"enable_toolbar",
"enable_toolbar.setter",
"enable_side_panel",
"enable_side_panel.setter",
"enable_fps_monitor",
"enable_fps_monitor.setter",
"set",
"title",
"title.setter",
"x_label",
"x_label.setter",
"y_label",
"y_label.setter",
"x_limits",
"x_limits.setter",
"y_limits",
"y_limits.setter",
"x_grid",
"x_grid.setter",
"y_grid",
"y_grid.setter",
"inner_axes",
"inner_axes.setter",
"outer_axes",
"outer_axes.setter",
"auto_range_x",
"auto_range_x.setter",
"auto_range_y",
"auto_range_y.setter",
"minimal_crosshair_precision",
"minimal_crosshair_precision.setter",
# ImageView Specific Settings
"color_map",
"color_map.setter",
"v_range",
"v_range.setter",
"v_min",
"v_min.setter",
"v_max",
"v_max.setter",
"lock_aspect_ratio",
"lock_aspect_ratio.setter",
"autorange",
"autorange.setter",
"autorange_mode",
"autorange_mode.setter",
"enable_colorbar",
"enable_simple_colorbar",
"enable_simple_colorbar.setter",
"enable_full_colorbar",
"enable_full_colorbar.setter",
"fft",
"fft.setter",
"log",
"log.setter",
"main_image",
"add_roi",
"remove_roi",
"rois",
"plot",
]
PLUGIN = True
RPC = True
ICON_NAME = "dataset"
new_scan = Signal()
new_scan_id = Signal(str)
sync_signal_update = Signal()
heatmap_property_changed = Signal()
def __init__(self, parent=None, config: HeatmapConfig | None = None, **kwargs):
if config is None:
config = HeatmapConfig(widget_class=self.__class__.__name__)
super().__init__(parent=parent, config=config, **kwargs)
self._image_config = config
self.scan_id = None
self.old_scan_id = None
self.scan_item = None
self.status_message = None
self._grid_index = None
self.heatmap_dialog = None
self.reload = False
self.bec_dispatcher.connect_slot(self.on_scan_status, MessageEndpoints.scan_status())
self.bec_dispatcher.connect_slot(self.on_scan_progress, MessageEndpoints.scan_progress())
self.proxy_update_sync = pg.SignalProxy(
self.sync_signal_update, rateLimit=5, slot=self.update_plot
)
self._init_toolbar_heatmap()
self.toolbar.show_bundles(
[
"heatmap_settings",
"plot_export",
"image_crosshair",
"mouse_interaction",
"image_autorange",
"image_colorbar",
"image_processing",
"axis_popup",
]
)
@property
def main_image(self) -> ImageItem:
"""Access the main image item."""
return self.layer_manager["main"].image
################################################################################
# Widget Specific GUI interactions
################################################################################
@SafeSlot(popup_error=True)
def plot(
self,
x_name: str,
y_name: str,
z_name: str,
x_entry: None | str = None,
y_entry: None | str = None,
z_entry: None | str = None,
color_map: str | None = "plasma",
label: str | None = None,
validate_bec: bool = True,
reload: bool = False,
):
"""
Plot the heatmap with the given x, y, and z data.
"""
if validate_bec:
x_entry = self.entry_validator.validate_signal(x_name, x_entry)
y_entry = self.entry_validator.validate_signal(y_name, y_entry)
z_entry = self.entry_validator.validate_signal(z_name, z_entry)
if x_entry is None or y_entry is None or z_entry is None:
raise ValueError("x, y, and z entries must be provided.")
if x_name is None or y_name is None or z_name is None:
raise ValueError("x, y, and z names must be provided.")
self._image_config = HeatmapConfig(
parent_id=self.gui_id,
x_device=HeatmapDeviceSignal(name=x_name, entry=x_entry),
y_device=HeatmapDeviceSignal(name=y_name, entry=y_entry),
z_device=HeatmapDeviceSignal(name=z_name, entry=z_entry),
color_map=color_map,
)
self.color_map = color_map
self.reload = reload
self.update_labels()
self._fetch_running_scan()
self.sync_signal_update.emit()
def _fetch_running_scan(self):
scan = self.client.queue.scan_storage.current_scan
if scan is not None:
self.scan_item = scan
self.scan_id = scan.scan_id
elif self.client.history and len(self.client.history) > 0:
self.scan_item = self.client.history[-1]
self.scan_id = self.client.history._scan_ids[-1]
self.old_scan_id = None
self.update_plot()
def update_labels(self):
"""
Update the labels of the x, y, and z axes.
"""
if self._image_config is None:
return
x_name = self._image_config.x_device.name
y_name = self._image_config.y_device.name
z_name = self._image_config.z_device.name
if x_name is not None:
self.x_label = x_name # type: ignore
x_dev = self.dev.get(x_name)
if x_dev and hasattr(x_dev, "egu"):
self.x_label_units = x_dev.egu()
if y_name is not None:
self.y_label = y_name # type: ignore
y_dev = self.dev.get(y_name)
if y_dev and hasattr(y_dev, "egu"):
self.y_label_units = y_dev.egu()
if z_name is not None:
self.title = z_name
def _init_toolbar_heatmap(self):
"""
Initialize the toolbar for the heatmap widget, adding actions for heatmap settings.
"""
self.toolbar.add_action(
"heatmap_settings",
MaterialIconAction(
icon_name="scatter_plot",
tooltip="Show Heatmap Settings",
checkable=True,
parent=self,
),
)
self.toolbar.components.get_action("heatmap_settings").action.triggered.connect(
self.show_heatmap_settings
)
# disable all processing actions except for the fft and log
bundle = self.toolbar.get_bundle("image_processing")
for name, action in bundle.bundle_actions.items():
if name not in ["image_processing_fft", "image_processing_log"]:
action().action.setVisible(False)
def show_heatmap_settings(self):
"""
Show the heatmap settings dialog.
"""
heatmap_settings_action = self.toolbar.components.get_action("heatmap_settings").action
if self.heatmap_dialog is None or not self.heatmap_dialog.isVisible():
heatmap_settings = HeatmapSettings(parent=self, target_widget=self, popup=True)
self.heatmap_dialog = SettingsDialog(
self, settings_widget=heatmap_settings, window_title="Heatmap Settings", modal=False
)
self.heatmap_dialog.resize(620, 200)
# When the dialog is closed, update the toolbar icon and clear the reference
self.heatmap_dialog.finished.connect(self._heatmap_dialog_closed)
self.heatmap_dialog.show()
heatmap_settings_action.setChecked(True)
else:
# If already open, bring it to the front
self.heatmap_dialog.raise_()
self.heatmap_dialog.activateWindow()
heatmap_settings_action.setChecked(True) # keep it toggled
def _heatmap_dialog_closed(self):
"""
Slot for when the heatmap settings dialog is closed.
"""
self.heatmap_dialog = None
self.toolbar.components.get_action("heatmap_settings").action.setChecked(False)
@SafeSlot(dict, dict)
def on_scan_status(self, msg: dict, meta: dict):
"""
Initial scan status message handler, which is triggered at the begging and end of scan.
Args:
msg(dict): The message content.
meta(dict): The message metadata.
"""
current_scan_id = msg.get("scan_id", None)
if current_scan_id is None:
return
if current_scan_id != self.scan_id:
self.reset()
self.new_scan.emit()
self.new_scan_id.emit(current_scan_id)
self.old_scan_id = self.scan_id
self.scan_id = current_scan_id
self.scan_item = self.queue.scan_storage.find_scan_by_ID(self.scan_id) # type: ignore
# First trigger to update the scan curves
self.sync_signal_update.emit()
@SafeSlot(dict, dict)
def on_scan_progress(self, msg: dict, meta: dict):
self.sync_signal_update.emit()
status = msg.get("done")
if status:
QTimer.singleShot(100, self.update_plot)
QTimer.singleShot(300, self.update_plot)
@SafeSlot(verify_sender=True)
def update_plot(self, _=None) -> None:
"""
Update the plot with the current data.
"""
if self.scan_item is None:
logger.info("No scan executed so far; skipping update.")
return
data, access_key = self._fetch_scan_data_and_access()
if data == "none":
logger.info("No scan executed so far; skipping update.")
return
if self._image_config is None:
return
try:
x_name = self._image_config.x_device.name
x_entry = self._image_config.x_device.entry
y_name = self._image_config.y_device.name
y_entry = self._image_config.y_device.entry
z_name = self._image_config.z_device.name
z_entry = self._image_config.z_device.entry
except AttributeError:
return
if access_key == "val":
x_data = data.get(x_name, {}).get(x_entry, {}).get(access_key, None)
y_data = data.get(y_name, {}).get(y_entry, {}).get(access_key, None)
z_data = data.get(z_name, {}).get(z_entry, {}).get(access_key, None)
else:
x_data = data.get(x_name, {}).get(x_entry, {}).read().get("value", None)
y_data = data.get(y_name, {}).get(y_entry, {}).read().get("value", None)
z_data = data.get(z_name, {}).get(z_entry, {}).read().get("value", None)
if not isinstance(x_data, list):
x_data = x_data.tolist() if isinstance(x_data, np.ndarray) else None
if not isinstance(y_data, list):
y_data = y_data.tolist() if isinstance(y_data, np.ndarray) else None
if not isinstance(z_data, list):
z_data = z_data.tolist() if isinstance(z_data, np.ndarray) else None
if x_data is None or y_data is None or z_data is None:
logger.warning("x, y, or z data is None; skipping update.")
return
if len(x_data) != len(y_data) or len(x_data) != len(z_data):
logger.warning(
"x, y, and z data lengths do not match; skipping update. "
f"Lengths: x={len(x_data)}, y={len(y_data)}, z={len(z_data)}"
)
return
if hasattr(self.scan_item, "status_message"):
scan_msg = self.scan_item.status_message
elif hasattr(self.scan_item, "metadata"):
metadata = self.scan_item.metadata["bec"]
status = metadata["exit_status"]
scan_id = metadata["scan_id"]
scan_name = metadata["scan_name"]
scan_type = metadata["scan_type"]
request_inputs = metadata["request_inputs"]
if "arg_bundle" in request_inputs and isinstance(request_inputs["arg_bundle"], str):
# Convert the arg_bundle from a JSON string to a dictionary
request_inputs["arg_bundle"] = json.loads(request_inputs["arg_bundle"])
positions = metadata.get("positions", [])
positions = positions.tolist() if isinstance(positions, np.ndarray) else positions
scan_msg = messages.ScanStatusMessage(
status=status,
scan_id=scan_id,
scan_name=scan_name,
scan_type=scan_type,
request_inputs=request_inputs,
info={"positions": positions},
)
else:
scan_msg = None
if scan_msg is None:
logger.warning("Scan message is None; skipping update.")
return
self.status_message = scan_msg
img, transform = self.get_image_data(x_data=x_data, y_data=y_data, z_data=z_data)
if img is None:
logger.warning("Image data is None; skipping update.")
return
if self._color_bar is not None:
self._color_bar.blockSignals(True)
self.main_image.set_data(img, transform=transform)
if self._color_bar is not None:
self._color_bar.blockSignals(False)
self.image_updated.emit()
if self.crosshair is not None:
self.crosshair.update_markers_on_image_change()
def get_image_data(
self,
x_data: list[float] | None = None,
y_data: list[float] | None = None,
z_data: list[float] | None = None,
) -> tuple[np.ndarray | None, QTransform | None]:
"""
Get the image data for the heatmap. Depending on the scan type, it will
either pre-allocate the grid (grid_scan) or interpolate the data (step scan).
Args:
x_data (np.ndarray): The x data.
y_data (np.ndarray): The y data.
z_data (np.ndarray): The z data.
msg (messages.ScanStatusMessage): The scan status message.
Returns:
tuple[np.ndarray, QTransform]: The image data and the QTransform.
"""
msg = self.status_message
if x_data is None or y_data is None or z_data is None or msg is None:
logger.warning("x, y, or z data is None; skipping update.")
return None, None
if msg.scan_name == "grid_scan":
# We only support the grid scan mode if both scanning motors
# are configured in the heatmap config.
device_x = self._image_config.x_device.entry
device_y = self._image_config.y_device.entry
if (
device_x in msg.request_inputs["arg_bundle"]
and device_y in msg.request_inputs["arg_bundle"]
):
return self.get_grid_scan_image(z_data, msg)
if len(z_data) < 4:
# LinearNDInterpolator requires at least 4 points to interpolate
return None, None
return self.get_step_scan_image(x_data, y_data, z_data, msg)
def get_grid_scan_image(
self, z_data: list[float], msg: messages.ScanStatusMessage
) -> tuple[np.ndarray, QTransform]:
"""
Get the image data for a grid scan.
Args:
z_data (np.ndarray): The z data.
msg (messages.ScanStatusMessage): The scan status message.
Returns:
tuple[np.ndarray, QTransform]: The image data and the QTransform.
"""
args = self.arg_bundle_to_dict(4, msg.request_inputs["arg_bundle"])
shape = (
args[self._image_config.x_device.entry][-1],
args[self._image_config.y_device.entry][-1],
)
data = self.main_image.raw_data
if data is None or data.shape != shape:
data = np.empty(shape)
data.fill(np.nan)
def _get_grid_data(axis, snaked=True):
x_grid, y_grid = np.meshgrid(axis[0], axis[1])
if snaked:
y_grid.T[::2] = np.fliplr(y_grid.T[::2])
x_flat = x_grid.T.ravel()
y_flat = y_grid.T.ravel()
positions = np.vstack((x_flat, y_flat)).T
return positions
snaked = msg.request_inputs["kwargs"].get("snaked", True)
# If the scan's fast axis is x, we need to swap the x and y axes
swap = bool(msg.request_inputs["arg_bundle"][4] == self._image_config.x_device.entry)
# calculate the QTransform to put (0,0) at the axis origin
scan_pos = np.asarray(msg.info["positions"])
x_min = min(scan_pos[:, 0])
x_max = max(scan_pos[:, 0])
y_min = min(scan_pos[:, 1])
y_max = max(scan_pos[:, 1])
x_range = x_max - x_min
y_range = y_max - y_min
pixel_size_x = x_range / (shape[0] - 1)
pixel_size_y = y_range / (shape[1] - 1)
transform = QTransform()
if swap:
transform.scale(pixel_size_y, pixel_size_x)
transform.translate(y_min / pixel_size_y - 0.5, x_min / pixel_size_x - 0.5)
else:
transform.scale(pixel_size_x, pixel_size_y)
transform.translate(x_min / pixel_size_x - 0.5, y_min / pixel_size_y - 0.5)
target_positions = _get_grid_data(
(np.arange(shape[int(swap)]), np.arange(shape[int(not swap)])), snaked=snaked
)
# Fill the data array with the z values
if self._grid_index is None or self.reload:
self._grid_index = 0
self.reload = False
for i in range(self._grid_index, len(z_data)):
data[target_positions[i, int(swap)], target_positions[i, int(not swap)]] = z_data[i]
self._grid_index = len(z_data)
return data, transform
def get_step_scan_image(
self,
x_data: list[float],
y_data: list[float],
z_data: list[float],
msg: messages.ScanStatusMessage,
) -> tuple[np.ndarray, QTransform]:
"""
Get the image data for an arbitrary step scan.
Args:
x_data (list[float]): The x data.
y_data (list[float]): The y data.
z_data (list[float]): The z data.
msg (messages.ScanStatusMessage): The scan status message.
Returns:
tuple[np.ndarray, QTransform]: The image data and the QTransform.
"""
xy_data = np.column_stack((x_data, y_data))
grid_x, grid_y, transform = self.get_image_grid(xy_data)
# Interpolate the z data onto the grid
interp = LinearNDInterpolator(xy_data, z_data)
grid_z = interp(grid_x, grid_y)
return grid_z, transform
def get_image_grid(self, positions) -> tuple[np.ndarray, np.ndarray, QTransform]:
"""
LRU-cached calculation of the grid for the image. The lru cache is indexed by the scan_id
to avoid recalculating the grid for the same scan.
Args:
_scan_id (str): The scan ID. Needed for caching but not used in the function.
Returns:
tuple[np.ndarray, np.ndarray, QTransform]: The grid x and y coordinates and the QTransform.
"""
width, height = self.estimate_image_resolution(positions)
# Create a grid of points for interpolation
grid_x, grid_y = np.mgrid[
min(positions[:, 0]) : max(positions[:, 0]) : width * 1j,
min(positions[:, 1]) : max(positions[:, 1]) : height * 1j,
]
# Calculate the QTransform to put (0,0) at the axis origin
x_min = min(positions[:, 0])
y_min = min(positions[:, 1])
x_max = max(positions[:, 0])
y_max = max(positions[:, 1])
x_range = x_max - x_min
y_range = y_max - y_min
x_scale = x_range / width
y_scale = y_range / height
transform = QTransform()
transform.scale(x_scale, y_scale)
transform.translate(x_min / x_scale - 0.5, y_min / y_scale - 0.5)
return grid_x, grid_y, transform
@staticmethod
def estimate_image_resolution(coords: np.ndarray) -> tuple[int, int]:
"""
Estimate the number of pixels needed for the image based on the coordinates.
Args:
coords (np.ndarray): The coordinates of the points.
Returns:
tuple[int, int]: The estimated width and height of the image."""
if coords.ndim != 2 or coords.shape[1] != 2:
raise ValueError("Input must be an (m x 2) array of (x, y) coordinates.")
x_min, x_max = coords[:, 0].min(), coords[:, 0].max()
y_min, y_max = coords[:, 1].min(), coords[:, 1].max()
tree = cKDTree(coords)
distances, _ = tree.query(coords, k=2)
distances = distances[:, 1] # Get the second nearest neighbor distance
avg_distance = np.mean(distances)
width_extent = x_max - x_min
height_extent = y_max - y_min
# Calculate the number of pixels needed based on the average distance
width_pixels = int(np.ceil(width_extent / avg_distance))
height_pixels = int(np.ceil(height_extent / avg_distance))
return max(1, width_pixels), max(1, height_pixels)
def arg_bundle_to_dict(self, bundle_size: int, args: list) -> dict:
"""
Convert the argument bundle to a dictionary.
Args:
args (list): The argument bundle.
Returns:
dict: The dictionary representation of the argument bundle.
"""
params = {}
for cmds in partition(bundle_size, args):
params[cmds[0]] = list(cmds[1:])
return params
def _fetch_scan_data_and_access(self):
"""
Decide whether the widget is in live or historical mode
and return the appropriate data dict and access key.
Returns:
data_dict (dict): The data structure for the current scan.
access_key (str): Either 'val' (live) or 'value' (history).
"""
if self.scan_item is None:
# Optionally fetch the latest from history if nothing is set
# self.update_with_scan_history(-1)
if self.scan_item is None:
logger.info("No scan executed so far; skipping device curves categorisation.")
return "none", "none"
if hasattr(self.scan_item, "live_data"):
# Live scan
return self.scan_item.live_data, "val"
# Historical
scan_devices = self.scan_item.devices
return scan_devices, "value"
def reset(self):
self._grid_index = None
self.main_image.clear()
if self.crosshair is not None:
self.crosshair.reset()
super().reset()
################################################################################
# Post Processing
################################################################################
@SafeProperty(bool)
def fft(self) -> bool:
"""
Whether FFT postprocessing is enabled.
"""
return self.main_image.fft
@fft.setter
def fft(self, enable: bool):
"""
Set FFT postprocessing.
Args:
enable(bool): Whether to enable FFT postprocessing.
"""
self.main_image.fft = enable
@SafeProperty(bool)
def log(self) -> bool:
"""
Whether logarithmic scaling is applied.
"""
return self.main_image.log
@log.setter
def log(self, enable: bool):
"""
Set logarithmic scaling.
Args:
enable(bool): Whether to enable logarithmic scaling.
"""
self.main_image.log = enable
@SafeProperty(int)
def num_rotation_90(self) -> int:
"""
The number of 90° rotations to apply counterclockwise.
"""
return self.main_image.num_rotation_90
@num_rotation_90.setter
def num_rotation_90(self, value: int):
"""
Set the number of 90° rotations to apply counterclockwise.
Args:
value(int): The number of 90° rotations to apply.
"""
self.main_image.num_rotation_90 = value
@SafeProperty(bool)
def transpose(self) -> bool:
"""
Whether the image is transposed.
"""
return self.main_image.transpose
@transpose.setter
def transpose(self, enable: bool):
"""
Set the image to be transposed.
Args:
enable(bool): Whether to enable transposing the image.
"""
self.main_image.transpose = enable
if __name__ == "__main__": # pragma: no cover
import sys
from qtpy.QtWidgets import QApplication
app = QApplication(sys.argv)
heatmap = Heatmap()
heatmap.plot(x_name="samx", y_name="samy", z_name="bpm4i")
heatmap.show()
sys.exit(app.exec_())

View File

@@ -0,0 +1 @@
{'files': ['heatmap.py']}

View File

@@ -0,0 +1,54 @@
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
from qtpy.QtDesigner import QDesignerCustomWidgetInterface
from bec_widgets.utils.bec_designer import designer_material_icon
from bec_widgets.widgets.plots.heatmap.heatmap import Heatmap
DOM_XML = """
<ui language='c++'>
<widget class='Heatmap' name='heatmap'>
</widget>
</ui>
"""
class HeatmapPlugin(QDesignerCustomWidgetInterface): # pragma: no cover
def __init__(self):
super().__init__()
self._form_editor = None
def createWidget(self, parent):
t = Heatmap(parent)
return t
def domXml(self):
return DOM_XML
def group(self):
return ""
def icon(self):
return designer_material_icon(Heatmap.ICON_NAME)
def includeFile(self):
return "heatmap"
def initialize(self, form_editor):
self._form_editor = form_editor
def isContainer(self):
return False
def isInitialized(self):
return self._form_editor is not None
def name(self):
return "Heatmap"
def toolTip(self):
return ""
def whatsThis(self):
return self.toolTip()

View File

@@ -0,0 +1,15 @@
def main(): # pragma: no cover
from qtpy import PYSIDE6
if not PYSIDE6:
print("PYSIDE6 is not available in the environment. Cannot patch designer.")
return
from PySide6.QtDesigner import QPyDesignerCustomWidgetCollection
from bec_widgets.widgets.plots.heatmap.heatmap_plugin import HeatmapPlugin
QPyDesignerCustomWidgetCollection.addCustomWidget(HeatmapPlugin())
if __name__ == "__main__": # pragma: no cover
main()

View File

@@ -0,0 +1,138 @@
import os
from qtpy.QtWidgets import QFrame, QScrollArea, QVBoxLayout
from bec_widgets.utils import UILoader
from bec_widgets.utils.error_popups import SafeSlot
from bec_widgets.utils.settings_dialog import SettingWidget
class HeatmapSettings(SettingWidget):
def __init__(self, parent=None, target_widget=None, popup=False, *args, **kwargs):
super().__init__(parent=parent, *args, **kwargs)
# This is a settings widget that depends on the target widget
# and should mirror what is in the target widget.
# Saving settings for this widget could result in recursively setting the target widget.
self.setProperty("skip_settings", True)
current_path = os.path.dirname(__file__)
if popup:
form = UILoader().load_ui(
os.path.join(current_path, "heatmap_settings_horizontal.ui"), self
)
else:
form = UILoader().load_ui(
os.path.join(current_path, "heatmap_settings_vertical.ui"), self
)
self.target_widget = target_widget
self.popup = popup
# # Scroll area
self.scroll_area = QScrollArea(self)
self.scroll_area.setWidgetResizable(True)
self.scroll_area.setFrameShape(QFrame.NoFrame)
self.scroll_area.setWidget(form)
self.layout = QVBoxLayout(self)
self.layout.setContentsMargins(0, 0, 0, 0)
self.layout.addWidget(self.scroll_area)
self.ui = form
self.fetch_all_properties()
self.target_widget.heatmap_property_changed.connect(self.fetch_all_properties)
if popup is False:
self.ui.button_apply.clicked.connect(self.accept_changes)
@SafeSlot()
def fetch_all_properties(self):
"""
Fetch all properties from the target widget and update the settings widget.
"""
if not self.target_widget:
return
# Get properties from the target widget
color_map = getattr(self.target_widget, "color_map", None)
# Default values for device properties
x_name, x_entry = None, None
y_name, y_entry = None, None
z_name, z_entry = None, None
# Safely access device properties
if hasattr(self.target_widget, "_image_config") and self.target_widget._image_config:
config = self.target_widget._image_config
if hasattr(config, "x_device") and config.x_device:
x_name = getattr(config.x_device, "name", None)
x_entry = getattr(config.x_device, "entry", None)
if hasattr(config, "y_device") and config.y_device:
y_name = getattr(config.y_device, "name", None)
y_entry = getattr(config.y_device, "entry", None)
if hasattr(config, "z_device") and config.z_device:
z_name = getattr(config.z_device, "name", None)
z_entry = getattr(config.z_device, "entry", None)
# Apply the properties to the settings widget
if hasattr(self.ui, "color_map"):
self.ui.color_map.colormap = color_map
if hasattr(self.ui, "x_name"):
self.ui.x_name.set_device(x_name)
if hasattr(self.ui, "x_entry") and x_entry is not None:
self.ui.x_entry.setText(x_entry)
if hasattr(self.ui, "y_name"):
self.ui.y_name.set_device(y_name)
if hasattr(self.ui, "y_entry") and y_entry is not None:
self.ui.y_entry.setText(y_entry)
if hasattr(self.ui, "z_name"):
self.ui.z_name.set_device(z_name)
if hasattr(self.ui, "z_entry") and z_entry is not None:
self.ui.z_entry.setText(z_entry)
@SafeSlot()
def accept_changes(self):
"""
Apply all properties from the settings widget to the target widget.
"""
x_name = self.ui.x_name.text()
x_entry = self.ui.x_entry.text()
y_name = self.ui.y_name.text()
y_entry = self.ui.y_entry.text()
z_name = self.ui.z_name.text()
z_entry = self.ui.z_entry.text()
validate_bec = self.ui.validate_bec.checked
color_map = self.ui.color_map.colormap
self.target_widget.plot(
x_name=x_name,
y_name=y_name,
z_name=z_name,
x_entry=x_entry,
y_entry=y_entry,
z_entry=z_entry,
color_map=color_map,
validate_bec=validate_bec,
reload=True,
)
def cleanup(self):
self.ui.x_name.close()
self.ui.x_name.deleteLater()
self.ui.x_entry.close()
self.ui.x_entry.deleteLater()
self.ui.y_name.close()
self.ui.y_name.deleteLater()
self.ui.y_entry.close()
self.ui.y_entry.deleteLater()
self.ui.z_name.close()
self.ui.z_name.deleteLater()
self.ui.z_entry.close()
self.ui.z_entry.deleteLater()

View File

@@ -0,0 +1,203 @@
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>Form</class>
<widget class="QWidget" name="Form">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>604</width>
<height>166</height>
</rect>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<layout class="QHBoxLayout" name="horizontalLayout_2">
<item>
<widget class="QLabel" name="label_7">
<property name="text">
<string>Validate BEC</string>
</property>
</widget>
</item>
<item>
<widget class="ToggleSwitch" name="validate_bec"/>
</item>
<item>
<widget class="BECColorMapWidget" name="color_map"/>
</item>
</layout>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QGroupBox" name="groupBox">
<property name="title">
<string>X Device</string>
</property>
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="x_name"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="x_entry"/>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_2">
<property name="title">
<string>Y Device</string>
</property>
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0">
<widget class="QLabel" name="label_3">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="y_name"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_4">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="y_entry"/>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_3">
<property name="title">
<string>Z Device</string>
</property>
<layout class="QGridLayout" name="gridLayout_3">
<item row="0" column="0">
<widget class="QLabel" name="label_5">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_6">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="z_entry"/>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="z_name"/>
</item>
</layout>
</widget>
</item>
</layout>
</item>
</layout>
</widget>
<customwidgets>
<customwidget>
<class>DeviceLineEdit</class>
<extends>QLineEdit</extends>
<header>device_line_edit</header>
</customwidget>
<customwidget>
<class>ToggleSwitch</class>
<extends>QWidget</extends>
<header>toggle_switch</header>
</customwidget>
<customwidget>
<class>BECColorMapWidget</class>
<extends>QWidget</extends>
<header>bec_color_map_widget</header>
</customwidget>
</customwidgets>
<tabstops>
<tabstop>x_name</tabstop>
<tabstop>x_entry</tabstop>
<tabstop>y_name</tabstop>
<tabstop>y_entry</tabstop>
<tabstop>z_name</tabstop>
<tabstop>z_entry</tabstop>
</tabstops>
<resources/>
<connections>
<connection>
<sender>x_name</sender>
<signal>textChanged(QString)</signal>
<receiver>x_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>134</x>
<y>95</y>
</hint>
<hint type="destinationlabel">
<x>138</x>
<y>128</y>
</hint>
</hints>
</connection>
<connection>
<sender>y_name</sender>
<signal>textChanged(QString)</signal>
<receiver>y_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>351</x>
<y>91</y>
</hint>
<hint type="destinationlabel">
<x>349</x>
<y>121</y>
</hint>
</hints>
</connection>
<connection>
<sender>z_name</sender>
<signal>textChanged(QString)</signal>
<receiver>z_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>520</x>
<y>98</y>
</hint>
<hint type="destinationlabel">
<x>522</x>
<y>127</y>
</hint>
</hints>
</connection>
</connections>
</ui>

View File

@@ -0,0 +1,204 @@
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>Form</class>
<widget class="QWidget" name="Form">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>233</width>
<height>427</height>
</rect>
</property>
<property name="maximumSize">
<size>
<width>16777215</width>
<height>427</height>
</size>
</property>
<property name="windowTitle">
<string>Form</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QPushButton" name="button_apply">
<property name="text">
<string>Apply</string>
</property>
</widget>
</item>
<item>
<widget class="BECColorMapWidget" name="color_map"/>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QLabel" name="label_7">
<property name="text">
<string>Validate BEC</string>
</property>
</widget>
</item>
<item>
<widget class="ToggleSwitch" name="validate_bec"/>
</item>
</layout>
</item>
<item>
<widget class="QGroupBox" name="groupBox">
<property name="title">
<string>X Device</string>
</property>
<layout class="QGridLayout" name="gridLayout">
<item row="0" column="0">
<widget class="QLabel" name="label">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="x_name"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_2">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="x_entry"/>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_2">
<property name="title">
<string>Y Device</string>
</property>
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0">
<widget class="QLabel" name="label_3">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="y_name"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_4">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="y_entry"/>
</item>
</layout>
</widget>
</item>
<item>
<widget class="QGroupBox" name="groupBox_3">
<property name="title">
<string>Z Device</string>
</property>
<layout class="QGridLayout" name="gridLayout_3">
<item row="0" column="0">
<widget class="QLabel" name="label_5">
<property name="text">
<string>Name</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="DeviceLineEdit" name="z_name"/>
</item>
<item row="1" column="0">
<widget class="QLabel" name="label_6">
<property name="text">
<string>Signal</string>
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QLineEdit" name="z_entry"/>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
<customwidgets>
<customwidget>
<class>DeviceLineEdit</class>
<extends>QLineEdit</extends>
<header>device_line_edit</header>
</customwidget>
<customwidget>
<class>ToggleSwitch</class>
<extends>QWidget</extends>
<header>toggle_switch</header>
</customwidget>
<customwidget>
<class>BECColorMapWidget</class>
<extends>QWidget</extends>
<header>bec_color_map_widget</header>
</customwidget>
</customwidgets>
<resources/>
<connections>
<connection>
<sender>x_name</sender>
<signal>textChanged(QString)</signal>
<receiver>x_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>156</x>
<y>123</y>
</hint>
<hint type="destinationlabel">
<x>158</x>
<y>157</y>
</hint>
</hints>
</connection>
<connection>
<sender>y_name</sender>
<signal>textChanged(QString)</signal>
<receiver>y_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>116</x>
<y>229</y>
</hint>
<hint type="destinationlabel">
<x>116</x>
<y>251</y>
</hint>
</hints>
</connection>
<connection>
<sender>z_name</sender>
<signal>textChanged(QString)</signal>
<receiver>z_entry</receiver>
<slot>clear()</slot>
<hints>
<hint type="sourcelabel">
<x>110</x>
<y>326</y>
</hint>
<hint type="destinationlabel">
<x>110</x>
<y>352</y>
</hint>
</hints>
</connection>
</connections>
</ui>

Some files were not shown because too many files have changed in this diff Show More