0.99.8

Automatically generated by python-semantic-release

.gitlab-ci.yml

@@ -140,7 +140,7 @@ tests:
     - *install-os-packages
     - *install-repos
     - pip install -e .[dev,pyqt6]
-    - coverage run --source=./bec_widgets -m pytest -v --junitxml=report.xml --random-order --full-trace ./tests/unit_tests
+    - coverage run --source=./bec_widgets -m pytest -v --junitxml=report.xml --maxfail=2 --random-order --full-trace ./tests/unit_tests
     - coverage report
     - coverage xml
   coverage: '/(?i)total.*? (100(?:\.0+)?\%|[1-9]?\d(?:\.\d+)?\%)$/'
@@ -177,8 +177,7 @@ test-matrix:
     - *install-os-packages
     - *install-repos
     - pip install -e .[dev,$QT_PCKG]
-    - pytest -v --junitxml=report.xml --random-order ./tests/unit_tests
-  allow_failure: true
+    - pytest -v --maxfail=2 --junitxml=report.xml --random-order ./tests/unit_tests
 
 end-2-end-conda:
   stage: End2End

CHANGELOG.md

@@ -1,151 +1,161 @@
 # CHANGELOG
 
-## v0.93.0 (2024-08-05)
-
-### Feature
-
-* feat(themes): moved themes to bec_qthemes
-
-This reverts commit fd6ae91993a23a7b8dbb2cf3c4b7c3eda6d2b0f6 ([`5aad401`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/5aad401ef8774c7330784f72cd3b9d8c253e2b6a))
-
-## v0.92.5 (2024-08-05)
+## v0.99.8 (2024-08-28)
 
 ### Fix
 
-* fix(spinner): stop timer on close event ([`30fef92`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/30fef929cf6fb4b73f48151c92a0ee54c734031d))
-
-* fix(status_box): fix cleanup of status box ([`1f30dd7`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/1f30dd73a9c1e3135087a5eef92c7329f54a604e))
+* fix(website): fixed designer integration for website widget ([`5f37e86`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/5f37e862c95ac7173b6918ad39bcaef938dad698))
 
 ### Refactor
 
-* refactor(queue): refactored bec queue to inherit only from qwidget ([`7616ca0`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/7616ca0e145e233ccb48029a8c0b54b54b5b4194))
+* refactor(website): changed inheritance of website widget to simple qwidget; closes #325 ([`9925bbd`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/9925bbdb48b55eacbbce9fd6a1555a21b84221f9))
 
-### Test
-
-* test: register all widgets with qtbot and close them ([`73cd11e`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/73cd11e47277e4437554b785a9551b28a572094f))
-
-## v0.92.4 (2024-07-31)
+## v0.99.7 (2024-08-28)
 
 ### Fix
 
-* fix: fix missmatch of signal/slot in image and motormap ([`dcc5fd7`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/dcc5fd71ee9f51767a7b2b1ed6200e89d1ef754c))
+* fix(toolbar): material icons can accept color as kwarg ([`ffc871e`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/ffc871ebbd3b68abc3e151bb8f5849e6c50e775e))
 
-## v0.92.3 (2024-07-28)
+## v0.99.6 (2024-08-28)
+
+### Documentation
+
+* docs: various bugs fixed ([`c31e9a3`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/c31e9a3aff3ee8e984674dee0965ee7f1b6e2b8f))
 
 ### Fix
 
-* fix(docs): moved to pyside6 ([`71873dd`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/71873ddf359516ded8f74f4d2f73df4156aa1368))
+* fix(toolbar): use of native qt separators ([`09c6c93`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/09c6c93c397ce4a21c293f6c79106c74b2db65ca))
 
-## v0.92.2 (2024-07-28)
+## v0.99.5 (2024-08-28)
+
+### Documentation
+
+* docs(index): index page is centered ([`02239de`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/02239de0a36fcd6cbf97990b0dec1ddf7ecf6ba6))
 
 ### Fix
 
-* fix(widgets): fixed import for tictactoe example ([`995a795`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/995a795060bebe25c17108d80ae0fa30463f03b1))
+* fix(dock_area): dark button added ([`e6f204b`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/e6f204b6aa295747a68769f43af2e549149b401a))
 
-## v0.92.1 (2024-07-28)
+## v0.99.4 (2024-08-28)
+
+### Documentation
+
+* docs(buttons): added missing buttons docs ([`4e5520a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/4e5520aee2115d2fc0cebb3865433478a5ec8253))
+
+* docs(developer): tutorial for BECWidget base class ([`ac2cb51`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/ac2cb5197deef4d51e26ee5beb070eba3ffc210d))
+
+### Fix
+
+* fix(theme): apply theme to all pyqtgraph widgets on manual updates ([`c550186`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/c5501860e8e07a53f4bce144d44ed39eda6290ef))
+
+### Refactor
+
+* refactor(buttons): changed grid and thumbnail fig in gallery ([`4591ba8`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/4591ba8f73e22aba7258cad93c073f1387cb74a0))
+
+* refactor(icons): removed toolbar icons from assets ([`f335763`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/f335763280adb1d83ba31f073ce206e4cb5d15ef))
+
+* refactor(icons): moved widget icons to class attribute ICON_NAME ([`e890091`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/e890091d862e42317c7a54fc414ba37c85f268b0))
+
+## v0.99.3 (2024-08-27)
 
 ### Build
 
-* build(ci): install ophyd_devices in editable mode for pipelines ([`06205e0`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/06205e07903d93accf40abab153f440059f236ed))
+* build: updated min version of bec qthemes ([`d482434`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/d48243483ef8228cc5eb85e40a6b8f5da3b45520))
 
 ### Fix
 
-* fix: use SafeSlot instead of Slot ([`bc1e239`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/bc1e23944cc0e5a861e3d0b4dc5b4ac6292d5269))
+* fix(cmaps): unified all defaults to magma cmap ([`1ca9499`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/1ca9499edd334c19fe1e7aac71d3940a80a1ec95))
 
-* fix: linting ([`a3fe205`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/a3fe20500ae2ac03dcde07432f7e21ce5262ce46))
+* fix(color maps): color maps should take the background color into account; fixed min colors to 10 ([`060935f`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/060935ffc5472a958c337bf60834c5291f104ece))
 
-* fix: always add a QApplication for tests ([`61a4e32`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/61a4e32deb337ed27f2f43358b88b7266413b58e))
+## v0.99.2 (2024-08-27)
 
-* fix: add xvfb to draw offscreen ([`3d681f7`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/3d681f77e144e74138fc5fa65630004d7c166878))
+### Ci
 
-* fix: reset ErrorPopup singleton between tests ([`5a9ccfd`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/5a9ccfd1f6d2aacd5d86c1a34f74163b272d1ae4))
+* ci: additional tests are not allowed to fail ([`bb385f0`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/bb385f07ca18904461a541b5cadde05398c84438))
 
-* fix: metaclass + QObject segfaults PyQt(cpp bindings) ([`fc57b7a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/fc57b7a1262031a2df9e6a99493db87e766b779a))
+### Fix
+
+* fix(widgets): fixed default theme for widgets
+
+If not theme is set, the init of the BECWidget base class sets the default theme to "dark" ([`cf28730`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/cf28730515e3c2d5914e0205768734c578711e5c))
+
+## v0.99.1 (2024-08-27)
+
+### Fix
+
+* fix(crosshair): emit all crosshair events, not just line coordinates ([`2265458`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/2265458dcc57970db18c62619f5877d542d72e81))
+
+## v0.99.0 (2024-08-25)
+
+### Documentation
+
+* docs(darkmodebutton): added dark mode button docs ([`406c263`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/406c263746f0e809c1a4d98356c48f40428c23d7))
+
+### Feature
+
+* feat(darkmodebutton): added button to toggle between dark and light mode ([`cc8c166`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/cc8c166b5c1d37e0f64c83801b2347a54a6550b6))
+
+### Fix
+
+* fix(toggle): emit state change ([`c4f3308`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/c4f3308dc0c3e4b2064760ccd7372d71b3e49f96))
 
 ### Refactor
 
-* refactor: renamed DeviceMonitor2DMessage ([`4be6fd6`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/4be6fd6b83ea1048f16310f7d2bbe777b13b245e))
-
-* refactor: rename device_monitor to device_monitor_2d ([`714e1e1`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/714e1e139e0033d2725fefb636c419ca137a68c6))
-
-## v0.92.0 (2024-07-24)
-
-### Feature
-
-* feat(dock): dock style sheets updated ([`8ca60d5`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/8ca60d54b3cfa621172ce097fc1ba514c47ebac7))
-
-* feat(general_gui): general gui added ([`5696c99`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/5696c993dc1c0da40ff3e99f754c246cc017ea32))
-
-### Fix
-
-* fix(dock): custom label can be created closable ([`4457ef2`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/4457ef2147e21b856c9dcaf63c81ba98002dcaf1))
-
-* fix(device_combobox): set minimum size to 125px ([`1206e15`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/1206e153094cd8505badf69a1461572a76b4c5ad))
-
-## v0.91.0 (2024-07-23)
-
-### Feature
-
-* feat(dock_area): plugin added ([`a16b87a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/a16b87ac28d164230dd2e8020f50ff3a63cd407e))
-
-* feat(dock_area): Added toolbar to dock area to add widgets without CLI interactions ([`cce1367`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/cce1367a72fca7206d351894bd1831b7bbfa7ec6))
-
-* feat(toolbar): expandable menu actions ([`28f26e9`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/28f26e92a46063db1a194be552156a5d3b2c43e7))
-
-### Fix
-
-* fix(status_item): icons changed to material design ([`1b9c55a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/1b9c55a46a0dfd8678c8e95ff64dd6e8cfb9233e))
-
-* fix(plugins): Qt Designer plugins icons adjusted ([`f4844d2`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/f4844d2e067ce75dc64b89b230d7932b308ddfc2))
+* refactor(darkmodebutton): renamed set_dark_mode_enabled to toggle_dark_mode ([`c70724a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/c70724a456900bcb06b040407a2c5d497e49ce77))
 
 ### Test
 
-* test(dock_area): tests extended ([`06fab0e`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/06fab0eab926cef5677d4988fd1fce09da342dd8))
+* test(dark_mode_button): added tests for dark mode button ([`df35aab`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/df35aabff30c5d00b1c441132bd370446653741e))
 
-## v0.90.0 (2024-07-23)
+## v0.98.0 (2024-08-25)
 
 ### Feature
 
-* feat(image_widget): plugin added ([`4371168`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/43711680ba253f81fb0ffe764bcaae701b02bb49))
-
-* feat(image_widget): all toolbar actions added ([`501eb92`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/501eb923f12fa6aaa93f5428ca78e57694edfbc0))
-
-* feat(image_widget): image_widget added ([`6a9317f`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/6a9317facda896ee784c7fc1db0cd3d68cdfcf73))
+* feat(themes): added set_theme method ([`2b4449a`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/2b4449afebdda0a97f95712a1353cf40ec55c283))
 
 ### Fix
 
-* fix(axis_setting): fix compatibility for issue with horizontal line for PyQt6 ([`1cf6e32`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/1cf6e32303f82bc7c3f3391d0e96a88bc31f29fc))
+* fix(toolbar): removed hardcoded color values ([`afdf4e8`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/afdf4e8782a22566932180224fa1c924d24c810f))
 
-* fix(image_widget): image_widget autorange fixed ([`7f49893`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/7f49893d2ce3b9d02efa764f7f10442ed6ab8f3c))
+* fix: transitioning to material icons ([`2a82032`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/2a82032644a84e38df04e2035a6aa63f4a046360))
 
-* fix(image_widget): image widget adjusted ([`3d2ca48`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/3d2ca4855c36fe0af59a4b540caa3c8023a81773))
+* fix(dock_area): transitioned to MaterialIconAction ([`88a2f66`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/88a2f667588e9aeb34ae556fa327898824052bc3))
 
-* fix(image): only single monitor image is allowed ([`fe7e542`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/fe7e542b19dc5b401523501acb74ac03edf62ad4))
+* fix: fix color palette if qtheme was not called ([`3f3b207`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/3f3b207295ebd406ebaeecee465c774965161b8b))
 
-* fix(image): raw data are saved in image item to always have precise processing ([`c15035b`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/c15035b6b769a96780a16da9e7f75af3b823654c))
+* fix(figure): removed theme from figure init ([`e42b84c`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/e42b84c63650297d67feffccc02a2c2ba111ca79))
+
+* fix: use globally set theme instead of the internal bec widgets theme ([`77c5aa7`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/77c5aa741cf1f5b969a42aa878aa2965176dbf41))
+
+* fix(waveform): fixed icon appearance ([`36ad464`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/36ad4641594b67c9b789515c28f7db78a12757ee))
 
 ### Refactor
 
-* refactor(jupyter_console_example): added examples of standalone widgets ([`ba0d1ea`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/ba0d1ea9031b4ae2e2e73bf269fbfad973b924a5))
+* refactor(waveform): use set theme for demo ([`44cfda1`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/44cfda1c07306669c9a4e09706d95e6b91dee370))
 
-### Test
-
-* test(image_widget): tests added ([`70fb276`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/70fb276fdf31dffc105435d3dfe7c5caea0b10ce))
-
-## v0.89.0 (2024-07-22)
+## v0.97.0 (2024-08-23)
 
 ### Feature
 
-* feat(themes): moved themes to bec_qthemes ([`3798714`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/3798714369adf4023f833b7749d2f46a0ec74eee))
+* feat(designer): added designer icon factory ([`82a55dd`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/82a55ddf3eafb589cb63408db1c0e7e5c9d629da))
 
-### Unknown
+### Fix
 
-* Revert "feat(themes): moved themes to bec_qthemes"
+* fix(toolbar icon): fixed material icon toolbar for theme changes ([`3ecbd60`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/3ecbd60627994417c9175364e5909710dbcdceb2))
 
-This reverts commit 3798714369adf4023f833b7749d2f46a0ec74eee ([`fd6ae91`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/fd6ae91993a23a7b8dbb2cf3c4b7c3eda6d2b0f6))
+## v0.96.3 (2024-08-23)
 
-## v0.88.1 (2024-07-22)
+### Documentation
 
-### Refactor
+* docs(dispatcher): docs added ([`dd7c71b`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/dd7c71bb1e0b7ef5398b1e1a05fc1147c772420a))
 
-* refactor(toolbar): generalizations of the ToolBarAction ([`ad112d1`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/ad112d1f08157f6987edd48a0bacf9f669ef1997))
+### Fix
+
+* fix: minor fixes for type annotations ([`8c2e7c8`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/8c2e7c82592ace50e4e1f47e392a0ddc988f57ae))
+
+## v0.96.2 (2024-08-22)
+
+### Fix
+
+* fix(waveform): validation of custom curves removed ([`af28574`](https://gitlab.psi.ch/bec/bec_widgets/-/commit/af28574bd58457a05f1269f121db01ad627b5769))

bec_widgets/assets/toolbar_icons/add.svg

@@ -1,3 +0,0 @@
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bec_widgets/assets/toolbar_icons/attach_all.svg

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bec_widgets/assets/toolbar_icons/auto_range.svg

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bec_widgets/assets/toolbar_icons/connection.svg

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bec_widgets/assets/toolbar_icons/device_box.svg

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bec_widgets/assets/toolbar_icons/drag_pan_mode.svg

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bec_widgets/assets/toolbar_icons/export.svg

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bec_widgets/assets/toolbar_icons/fft.svg

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-    <path d="M527-72.11v-68.37q34.52-5.76 68.04-19.02 33.53-13.26 65.29-37.26l49.21 49.74q-40.24 31.19-86.55 49.55Q576.67-79.11 527-72.11Zm-90 0Q297.37-93.35 206.7-196.02q-90.68-102.68-90.68-245.07 0-75.71 28-142.17t77.12-116.29q49.12-49.84 114.98-78.56 65.86-28.72 141.34-28.72h19.28l-75.41-75.65 49.74-49.26L629.8-773 471.07-614.26 421.33-664l74.69-74.46h-19.04q-124.61 0-208.72 86.5t-84.11 210.87q0 116.05 71.78 197.71 71.79 81.66 181.07 102.9v68.37Zm335.54-137.67-49.97-49.98q22.76-29.76 36.14-64.16 13.38-34.41 18.38-72.17h69.13q-7 52.44-25.86 100.01-18.86 47.58-47.82 86.3Zm73.68-276.31h-69.13q-5.24-34.76-18.62-69.28t-36.14-67.52l50.21-48.26q29.96 41.19 48.44 87.77 18.48 46.58 25.24 97.29Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/save.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M854.7-689.22v504.13q0 32.51-23.53 55.87-23.52 23.35-56.26 23.35H185.09q-32.51 0-55.87-23.35-23.35-23.36-23.35-55.87v-589.82q0-32.74 23.35-56.26 23.36-23.53 55.87-23.53h504.13L854.7-689.22Zm-79.79 35.48L653.74-774.91H185.09v589.82h589.82v-468.65ZM479.76-250.09q43.24 0 73.74-30.26 30.5-30.27 30.5-73.5 0-43.24-30.26-73.74-30.27-30.5-73.5-30.5-43.24 0-73.74 30.27-30.5 30.26-30.5 73.5 0 43.23 30.26 73.73 30.27 30.5 73.5 30.5ZM238.09-578.91h358v-143h-358v143Zm-53-74.83v468.65-589.82 121.17Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/save_state.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M185.87-98.52v-681.39q0-32.74 23.35-56.26 23.36-23.53 55.87-23.53h429.82q32.74 0 56.26 23.53 23.53 23.52 23.53 56.26v681.39L480-224.17 185.87-98.52Zm79.22-120.39L480-309.18l214.91 90.27v-561H265.09v561Zm0-561h429.82-429.82Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/scan_control.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M185.09-105.87q-32.93 0-56.08-23.14-23.14-23.15-23.14-56.08v-589.82q0-33.16 23.14-56.47 23.15-23.32 56.08-23.32h589.82q33.16 0 56.47 23.32 23.32 23.31 23.32 56.47v589.82q0 32.93-23.32 56.08-23.31 23.14-56.47 23.14H185.09Zm439.21-79.22h71l79.61-79.61v-40.39H744.3l-120 120ZM281-389.48l141-140 90 90L725.52-654 679-700.52l-167 167-90-90L234.48-436 281-389.48Zm-95.91 204.39h34.56l120-120h-71l-83.56 83.57v36.43Zm350.91 0 120-120h-71l-120 120h71Zm-159.87 0 120-120h-71l-120 120h71Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/settings.svg

@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 0 24 24" width="48px" fill="#FFFFFF">
-    <path d="M0 0h24v24H0V0z" fill="none"/>
-    <path d="M19.43 12.98c.04-.32.07-.64.07-.98 0-.34-.03-.66-.07-.98l2.11-1.65c.19-.15.24-.42.12-.64l-2-3.46c-.09-.16-.26-.25-.44-.25-.06 0-.12.01-.17.03l-2.49 1c-.52-.4-1.08-.73-1.69-.98l-.38-2.65C14.46 2.18 14.25 2 14 2h-4c-.25 0-.46.18-.49.42l-.38 2.65c-.61.25-1.17.59-1.69.98l-2.49-1c-.06-.02-.12-.03-.18-.03-.17 0-.34.09-.43.25l-2 3.46c-.13.22-.07.49.12.64l2.11 1.65c-.04.32-.07.65-.07.98 0 .33.03.66.07.98l-2.11 1.65c-.19.15-.24.42-.12.64l2 3.46c.09.16.26.25.44.25.06 0 .12-.01.17-.03l2.49-1c.52.4 1.08.73 1.69.98l.38 2.65c.03.24.24.42.49.42h4c.25 0 .46-.18.49-.42l.38-2.65c.61-.25 1.17-.59 1.69-.98l2.49 1c.06.02.12.03.18.03.17 0 .34-.09.43-.25l2-3.46c.12-.22.07-.49-.12-.64l-2.11-1.65zm-1.98-1.71c.04.31.05.52.05.73 0 .21-.02.43-.05.73l-.14 1.13.89.7 1.08.84-.7 1.21-1.27-.51-1.04-.42-.9.68c-.43.32-.84.56-1.25.73l-1.06.43-.16 1.13-.2 1.35h-1.4l-.19-1.35-.16-1.13-1.06-.43c-.43-.18-.83-.41-1.23-.71l-.91-.7-1.06.43-1.27.51-.7-1.21 1.08-.84.89-.7-.14-1.13c-.03-.31-.05-.54-.05-.74s.02-.43.05-.73l.14-1.13-.89-.7-1.08-.84.7-1.21 1.27.51 1.04.42.9-.68c.43-.32.84-.56 1.25-.73l1.06-.43.16-1.13.2-1.35h1.39l.19 1.35.16 1.13 1.06.43c.43.18.83.41 1.23.71l.91.7 1.06-.43 1.27-.51.7 1.21-1.07.85-.89.7.14 1.13zM12 8c-2.21 0-4 1.79-4 4s1.79 4 4 4 4-1.79 4-4-1.79-4-4-4zm0 6c-1.1 0-2-.9-2-2s.9-2 2-2 2 .9 2 2-.9 2-2 2z"/>
-</svg>

bec_widgets/assets/toolbar_icons/status.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M286.83-277h60v-205h-60v205Zm326.91 0h60v-420h-60v420ZM450-277h60v-118h-60v118Zm0-205h60v-60h-60v60ZM185.09-105.87q-32.51 0-55.87-23.35-23.35-23.36-23.35-55.87v-589.82q0-32.74 23.35-56.26 23.36-23.53 55.87-23.53h589.82q32.74 0 56.26 23.53 23.53 23.52 23.53 56.26v589.82q0 32.51-23.53 55.87-23.52 23.35-56.26 23.35H185.09Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/terminal.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M145.09-145.87q-32.51 0-55.87-23.35-23.35-23.36-23.35-55.87v-509.82q0-32.74 23.35-56.26 23.36-23.53 55.87-23.53h669.82q32.74 0 56.26 23.53 23.53 23.52 23.53 56.26v509.82q0 32.51-23.53 55.87-23.52 23.35-56.26 23.35H145.09Zm0-79.22h669.82v-425.82H145.09v425.82ZM300-292l-42-42 103-104-104-104 43-42 146 146-146 146Zm190 4v-60h220v60H490Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/transform.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M636.17-32.59 480.35-188.41l45.82-46.07 77.13 77.37v-137.32H356.93q-28.1 0-46.8-18.55-18.7-18.54-18.7-46.95V-600.3H74.02v-65.27h217.41v-137.32l-77.36 77.37-45.59-45.83 155.59-155.82 156.06 155.82-46.06 45.83-77.14-77.37v442.96h529.29v65.5H669.04v137.32l77.13-77.37L792-188.41 636.17-32.59ZM603.3-419.93V-600.3H416.93v-65.27H603.3q28.37 0 47.06 18.56 18.68 18.55 18.68 46.71v180.37H603.3Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/waveform.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M126-206.43 66.43-266 380-579.57 539.43-419.7l298-335 56.14 54.57-352.44 399.26L380-460.43l-254 254Z"/>
-</svg>

bec_widgets/cli/auto_updates.py

@@ -1,5 +1,7 @@
 from __future__ import annotations
 
+import threading
+from queue import Queue
 from typing import TYPE_CHECKING
 
 from pydantic import BaseModel
@@ -25,6 +27,17 @@ class AutoUpdates:
 
     def __init__(self, gui: BECDockArea):
         self.gui = gui
+        self.msg_queue = Queue()
+        self.auto_update_thread = None
+        self._shutdown_sentinel = object()
+        self.start()
+
+    def start(self):
+        """
+        Start the auto update thread.
+        """
+        self.auto_update_thread = threading.Thread(target=self.process_queue)
+        self.auto_update_thread.start()
 
     def start_default_dock(self):
         """
@@ -79,6 +92,16 @@ class AutoUpdates:
         info = self.get_scan_info(msg)
         self.handler(info)
 
+    def process_queue(self):
+        """
+        Process the message queue.
+        """
+        while True:
+            msg = self.msg_queue.get()
+            if msg is self._shutdown_sentinel:
+                break
+            self.run(msg)
+
     @staticmethod
     def get_selected_device(monitored_devices, selected_device):
         """
@@ -151,3 +174,11 @@ class AutoUpdates:
         fig.clear_all()
         plt = fig.plot(x_name=dev_x, y_name=dev_y, label=f"Scan {info.scan_number} - {dev_y}")
         plt.set(title=f"Scan {info.scan_number}", x_label=dev_x, y_label=dev_y)
+
+    def shutdown(self):
+        """
+        Shutdown the auto update thread.
+        """
+        self.msg_queue.put(self._shutdown_sentinel)
+        if self.auto_update_thread:
+            self.auto_update_thread.join()

bec_widgets/cli/client.py

@@ -21,9 +21,12 @@ class Widgets(str, enum.Enum):
     BECQueue = "BECQueue"
     BECStatusBox = "BECStatusBox"
     BECWaveformWidget = "BECWaveformWidget"
-    DeviceBox = "DeviceBox"
+    DarkModeButton = "DarkModeButton"
+    DeviceBrowser = "DeviceBrowser"
     DeviceComboBox = "DeviceComboBox"
     DeviceLineEdit = "DeviceLineEdit"
+    PositionerBox = "PositionerBox"
+    PositionerControlLine = "PositionerControlLine"
     RingProgressBar = "RingProgressBar"
     ScanControl = "ScanControl"
     StopButton = "StopButton"
@@ -480,7 +483,7 @@ class BECFigure(RPCBase):
         y_entry: "str | None" = None,
         z_entry: "str | None" = None,
         color: "str | None" = None,
-        color_map_z: "str | None" = "plasma",
+        color_map_z: "str | None" = "magma",
         label: "str | None" = None,
         validate: "bool" = True,
         new: "bool" = False,
@@ -1725,7 +1728,7 @@ class BECWaveform(RPCBase):
         y_entry: "str | None" = None,
         z_entry: "str | None" = None,
         color: "str | None" = None,
-        color_map_z: "str | None" = "plasma",
+        color_map_z: "str | None" = "magma",
         label: "str | None" = None,
         validate: "bool" = True,
         dap: "str | None" = None,
@@ -2039,7 +2042,7 @@ class BECWaveformWidget(RPCBase):
         y_entry: "str | None" = None,
         z_entry: "str | None" = None,
         color: "str | None" = None,
-        color_map_z: "str | None" = "plasma",
+        color_map_z: "str | None" = "magma",
         label: "str | None" = None,
         validate: "bool" = True,
         dap: "str | None" = None,
@@ -2287,7 +2290,16 @@ class BECWaveformWidget(RPCBase):
         """
 
 
-class DeviceBox(RPCBase):
+class DarkModeButton(RPCBase):
+    @rpc_call
+    def toggle_dark_mode(self) -> None:
+        """
+        Toggle the dark mode state. This will change the theme of the entire
+        application to dark or light mode.
+        """
+
+
+class DeviceBrowser(RPCBase):
     @property
     @rpc_call
     def _config_dict(self) -> "dict":
@@ -2359,6 +2371,28 @@ class DeviceLineEdit(RPCBase):
         """
 
 
+class PositionerBox(RPCBase):
+    @rpc_call
+    def set_positioner(self, positioner: str):
+        """
+        Set the device
+
+        Args:
+            positioner (Positioner | str) : Positioner to set, accepts str or the device
+        """
+
+
+class PositionerControlLine(RPCBase):
+    @rpc_call
+    def set_positioner(self, positioner: str):
+        """
+        Set the device
+
+        Args:
+            positioner (Positioner | str) : Positioner to set, accepts str or the device
+        """
+
+
 class Ring(RPCBase):
     @rpc_call
     def _get_all_rpc(self) -> "dict":

bec_widgets/cli/client_utils.py

@@ -6,17 +6,16 @@ import json
 import os
 import select
 import subprocess
-import sys
 import threading
 import time
 import uuid
 from functools import wraps
 from typing import TYPE_CHECKING
 
+from bec_lib.client import BECClient
 from bec_lib.endpoints import MessageEndpoints
 from bec_lib.logger import bec_logger
 from bec_lib.utils.import_utils import isinstance_based_on_class_name, lazy_import, lazy_import_from
-from qtpy.QtCore import QEventLoop, QSocketNotifier, QTimer
 
 import bec_widgets.cli.client as client
 from bec_widgets.cli.auto_updates import AutoUpdates
@@ -24,10 +23,6 @@ from bec_widgets.cli.auto_updates import AutoUpdates
 if TYPE_CHECKING:
     from bec_lib.device import DeviceBase
 
-    from bec_widgets.cli.client import BECDockArea, BECFigure
-
-from bec_lib.serialization import MsgpackSerialization
-
 messages = lazy_import("bec_lib.messages")
 # from bec_lib.connector import MessageObject
 MessageObject = lazy_import_from("bec_lib.connector", ("MessageObject",))
@@ -105,6 +100,7 @@ def _start_plot_process(gui_id: str, gui_class: type, config: dict | str, logger
 
     env_dict = os.environ.copy()
     env_dict["PYTHONUNBUFFERED"] = "1"
+
     if logger is None:
         stdout_redirect = subprocess.DEVNULL
         stderr_redirect = subprocess.DEVNULL
@@ -184,7 +180,7 @@ class BECGuiClientMixin:
         if isinstance(msg, messages.ScanStatusMessage):
             if not self.gui_is_alive():
                 return
-            self.auto_updates.run(msg)
+            self.auto_updates.msg_queue.put(msg)
 
     def show(self) -> None:
         """
@@ -213,6 +209,8 @@ class BECGuiClientMixin:
                 self._process_output_processing_thread.join()
             self._process.wait()
             self._process = None
+        if self.auto_updates is not None:
+            self.auto_updates.shutdown()
 
 
 class RPCResponseTimeoutError(Exception):
@@ -224,54 +222,14 @@ class RPCResponseTimeoutError(Exception):
         )
 
 
-class QtRedisMessageWaiter:
-    def __init__(self, redis_connector, message_to_wait):
-        self.ev_loop = QEventLoop()
-        self.response = None
-        self.connector = redis_connector
-        self.message_to_wait = message_to_wait
-        self.pubsub = redis_connector._redis_conn.pubsub()
-        self.pubsub.subscribe(self.message_to_wait.endpoint)
-        fd = self.pubsub.connection._sock.fileno()
-        self.notifier = QSocketNotifier(fd, QSocketNotifier.Read)
-        self.notifier.activated.connect(self._pubsub_readable)
-
-    def _msg_received(self, msg_obj):
-        self.response = msg_obj.value
-        self.ev_loop.quit()
-
-    def wait(self, timeout=1):
-        timer = QTimer()
-        timer.singleShot(timeout * 1000, self.ev_loop.quit)
-        self.ev_loop.exec_()
-        timer.stop()
-        self.notifier.setEnabled(False)
-        self.pubsub.close()
-        return self.response
-
-    def _pubsub_readable(self, fd):
-        while True:
-            msg = self.pubsub.get_message()
-            if msg:
-                if msg["type"] == "subscribe":
-                    # get_message buffers, so we may already have the answer
-                    # let's check...
-                    continue
-                else:
-                    break
-            else:
-                return
-        channel = msg["channel"].decode()
-        msg = MessageObject(topic=channel, value=MsgpackSerialization.loads(msg["data"]))
-        self.connector._execute_callback(self._msg_received, msg, {})
-
-
 class RPCBase:
     def __init__(self, gui_id: str = None, config: dict = None, parent=None) -> None:
-        self._client = BECDispatcher().client
+        self._client = BECClient()  # BECClient is a singleton; here, we simply get the instance
         self._config = config if config is not None else {}
         self._gui_id = gui_id if gui_id is not None else str(uuid.uuid4())
         self._parent = parent
+        self._msg_wait_event = threading.Event()
+        self._rpc_response = None
         super().__init__()
         # print(f"RPCBase: {self._gui_id}")
 
@@ -315,24 +273,39 @@ class RPCBase:
         # pylint: disable=protected-access
         receiver = self._root._gui_id
         if wait_for_rpc_response:
-            redis_msg = QtRedisMessageWaiter(
-                self._client.connector, MessageEndpoints.gui_instruction_response(request_id)
+            self._rpc_response = None
+            self._msg_wait_event.clear()
+            self._client.connector.register(
+                MessageEndpoints.gui_instruction_response(request_id),
+                cb=self._on_rpc_response,
+                parent=self,
             )
 
         self._client.connector.set_and_publish(MessageEndpoints.gui_instructions(receiver), rpc_msg)
 
         if wait_for_rpc_response:
-            response = redis_msg.wait(timeout)
-
-            if response is None:
-                raise RPCResponseTimeoutError(request_id, timeout)
-
+            try:
+                finished = self._msg_wait_event.wait(10)
+                if not finished:
+                    raise RPCResponseTimeoutError(request_id, timeout)
+            finally:
+                self._msg_wait_event.clear()
+                self._client.connector.unregister(
+                    MessageEndpoints.gui_instruction_response(request_id), cb=self._on_rpc_response
+                )
             # get class name
-            if not response.accepted:
-                raise ValueError(response.message["error"])
-            msg_result = response.message.get("result")
+            if not self._rpc_response.accepted:
+                raise ValueError(self._rpc_response.message["error"])
+            msg_result = self._rpc_response.message.get("result")
+            self._rpc_response = None
             return self._create_widget_from_msg_result(msg_result)
 
+    @staticmethod
+    def _on_rpc_response(msg: MessageObject, parent: RPCBase) -> None:
+        msg = msg.value
+        parent._msg_wait_event.set()
+        parent._rpc_response = msg
+
     def _create_widget_from_msg_result(self, msg_result):
         if msg_result is None:
             return None
@@ -359,4 +332,8 @@ class RPCBase:
         Check if the GUI is alive.
         """
         heart = self._client.connector.get(MessageEndpoints.gui_heartbeat(self._root._gui_id))
-        return heart is not None
+        if heart is None:
+            return False
+        if heart.status == messages.BECStatus.RUNNING:
+            return True
+        return False

bec_widgets/cli/server.py

@@ -28,12 +28,13 @@ class BECWidgetsCLIServer:
 
     def __init__(
         self,
-        gui_id: str = None,
+        gui_id: str,
         dispatcher: BECDispatcher = None,
         client=None,
         config=None,
         gui_class: Union[BECFigure, BECDockArea] = BECFigure,
     ) -> None:
+        self.status = messages.BECStatus.BUSY
         self.dispatcher = BECDispatcher(config=config) if dispatcher is None else dispatcher
         self.client = self.dispatcher.client if client is None else client
         self.client.start()
@@ -47,11 +48,12 @@ class BECWidgetsCLIServer:
         )
 
         # Setup QTimer for heartbeat
-        self._shutdown_event = False
         self._heartbeat_timer = QTimer()
         self._heartbeat_timer.timeout.connect(self.emit_heartbeat)
         self._heartbeat_timer.start(200)
 
+        self.status = messages.BECStatus.RUNNING
+
     def on_rpc_update(self, msg: dict, metadata: dict):
         request_id = metadata.get("request_id")
         try:
@@ -111,16 +113,16 @@ class BECWidgetsCLIServer:
         return obj
 
     def emit_heartbeat(self):
-        if self._shutdown_event is False:
-            self.client.connector.set(
-                MessageEndpoints.gui_heartbeat(self.gui_id),
-                messages.StatusMessage(name=self.gui_id, status=1, info={}),
-                expire=1,
-            )
+        self.client.connector.set(
+            MessageEndpoints.gui_heartbeat(self.gui_id),
+            messages.StatusMessage(name=self.gui_id, status=self.status, info={}),
+            expire=10,
+        )
 
     def shutdown(self):  # TODO not sure if needed when cleanup is done at level of BECConnector
-        self._shutdown_event = True
+        self.status = messages.BECStatus.IDLE
         self._heartbeat_timer.stop()
+        self.emit_heartbeat()
         self.gui.close()
         self.client.shutdown()
 
@@ -128,15 +130,15 @@ class BECWidgetsCLIServer:
 class SimpleFileLikeFromLogOutputFunc:
     def __init__(self, log_func):
         self._log_func = log_func
+        self._buffer = []
 
     def write(self, buffer):
-        for line in buffer.rstrip().splitlines():
-            line = line.rstrip()
-            if line:
-                self._log_func(line)
+        self._buffer.append(buffer)
 
     def flush(self):
-        return
+        lines, _, remaining = "".join(self._buffer).rpartition("\n")
+        self._log_func(lines)
+        self._buffer = [remaining]
 
     def close(self):
         return
@@ -231,4 +233,5 @@ def main():
 
 
 if __name__ == "__main__":  # pragma: no cover
+    sys.argv = ["bec_widgets.cli.server", "--id", "test", "--gui_class", "BECDockArea"]
     main()

bec_widgets/examples/jupyter_console/jupyter_console_window.py

@@ -46,6 +46,7 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
                     "w7": self.w7,
                     "w8": self.w8,
                     "w9": self.w9,
+                    "w10": self.w10,
                     "d0": self.d0,
                     "d1": self.d1,
                     "d2": self.d2,

bec_widgets/examples/plugin_example_pyside/tictactoeplugin.py

@@ -3,11 +3,11 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
 from bec_widgets.examples.plugin_example_pyside.tictactoe import TicTacToe
 from bec_widgets.examples.plugin_example_pyside.tictactoetaskmenu import TicTacToeTaskMenuFactory
+from bec_widgets.utils.bec_designer import designer_material_icon
 
 DOM_XML = """
 <ui language='c++'>
@@ -46,8 +46,7 @@ class TicTacToePlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "Games"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "games.png")
-        return QIcon(icon_path)
+        return designer_material_icon("sports_esports")
 
     def includeFile(self):
         return "tictactoe"

bec_widgets/qt_utils/redis_message_waiter.py

@@ -0,0 +1,47 @@
+from bec_lib.serialization import MsgpackSerialization
+from bec_lib.utils import lazy_import_from
+from qtpy.QtCore import QEventLoop, QSocketNotifier, QTimer
+
+MessageObject = lazy_import_from("bec_lib.connector", ("MessageObject",))
+
+
+class QtRedisMessageWaiter:
+    def __init__(self, redis_connector, message_to_wait):
+        self.ev_loop = QEventLoop()
+        self.response = None
+        self.connector = redis_connector
+        self.message_to_wait = message_to_wait
+        self.pubsub = redis_connector._redis_conn.pubsub()
+        self.pubsub.subscribe(self.message_to_wait.endpoint)
+        fd = self.pubsub.connection._sock.fileno()
+        self.notifier = QSocketNotifier(fd, QSocketNotifier.Read)
+        self.notifier.activated.connect(self._pubsub_readable)
+
+    def _msg_received(self, msg_obj):
+        self.response = msg_obj.value
+        self.ev_loop.quit()
+
+    def wait(self, timeout=1):
+        timer = QTimer()
+        timer.singleShot(timeout * 1000, self.ev_loop.quit)
+        self.ev_loop.exec_()
+        timer.stop()
+        self.notifier.setEnabled(False)
+        self.pubsub.close()
+        return self.response
+
+    def _pubsub_readable(self, fd):
+        while True:
+            msg = self.pubsub.get_message()
+            if msg:
+                if msg["type"] == "subscribe":
+                    # get_message buffers, so we may already have the answer
+                    # let's check...
+                    continue
+                else:
+                    break
+            else:
+                return
+        channel = msg["channel"].decode()
+        msg = MessageObject(topic=channel, value=MsgpackSerialization.loads(msg["data"]))
+        self.connector._execute_callback(self._msg_received, msg, {})

bec_widgets/qt_utils/settings_dialog.py

@@ -106,3 +106,14 @@ class SettingsDialog(QDialog):
         Apply the changes made in the settings widget without closing the dialog.
         """
         self.widget.accept_changes()
+
+    def cleanup(self):
+        """
+        Cleanup the dialog.
+        """
+        self.button_box.close()
+        self.button_box.deleteLater()
+
+    def closeEvent(self, event):
+        self.cleanup()
+        super().closeEvent(event)

bec_widgets/qt_utils/toolbar.py

@@ -2,9 +2,11 @@
 import os
 from abc import ABC, abstractmethod
 from collections import defaultdict
+from typing import Literal
 
+from bec_qthemes._icon.material_icons import material_icon
 from qtpy.QtCore import QSize
-from qtpy.QtGui import QAction, QIcon
+from qtpy.QtGui import QAction, QColor, QIcon
 from qtpy.QtWidgets import QHBoxLayout, QLabel, QMenu, QToolBar, QToolButton, QWidget
 
 import bec_widgets
@@ -44,9 +46,7 @@ class SeparatorAction(ToolBarAction):
     """Separator action for the toolbar."""
 
     def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
-        self.separator = QToolButton()
-        self.separator.setFixedSize(2, 22)
-        toolbar.addWidget(self.separator)
+        toolbar.addSeparator()
 
 
 class IconAction(ToolBarAction):
@@ -70,6 +70,50 @@ class IconAction(ToolBarAction):
         toolbar.addAction(self.action)
 
 
+class MaterialIconAction:
+    """
+    Action with a Material icon for the toolbar.
+
+    Args:
+        icon_path (str, optional): The name of the Material icon. Defaults to None.
+        tooltip (bool, 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.
+    """
+
+    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,
+    ):
+        self.icon_name = icon_name
+        self.tooltip = tooltip
+        self.checkable = checkable
+        self.action = None
+        self.filled = filled
+        self.color = color
+
+    def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
+        icon = self.get_icon()
+        self.action = QAction(icon, self.tooltip, target)
+        self.action.setCheckable(self.checkable)
+        toolbar.addAction(self.action)
+
+    def get_icon(self):
+
+        icon = material_icon(
+            self.icon_name,
+            size=(20, 20),
+            convert_to_pixmap=False,
+            filled=self.filled,
+            color=self.color,
+        )
+        return icon
+
+
 class DeviceSelectionAction(ToolBarAction):
     """
     Action for selecting a device in a combobox.
@@ -133,10 +177,12 @@ class ExpandableMenuAction(ToolBarAction):
         menu = QMenu(button)
         for action_id, action in self.actions.items():
             sub_action = QAction(action.tooltip, target)
-            if action.icon_path:
+            if hasattr(action, "icon_path"):
                 icon = QIcon()
                 icon.addFile(action.icon_path, size=QSize(20, 20))
                 sub_action.setIcon(icon)
+            elif hasattr(action, "get_icon"):
+                sub_action.setIcon(action.get_icon())
             sub_action.setCheckable(action.checkable)
             menu.addAction(sub_action)
             self.widgets[action_id] = sub_action
@@ -150,20 +196,13 @@ class ModularToolBar(QToolBar):
         parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
         actions (list[ToolBarAction], optional): A list of action creators to populate the toolbar. Defaults to None.
         target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
-        color (str, optional): The background color of the toolbar. Defaults to "black".
     """
 
-    def __init__(
-        self,
-        parent=None,
-        actions: dict | None = None,
-        target_widget=None,
-        color: str = "rgba(255, 255, 255, 0)",
-    ):
+    def __init__(self, parent=None, actions: dict | None = None, target_widget=None):
         super().__init__(parent)
 
         self.widgets = defaultdict(dict)
-        self.set_background_color(color)
+        self.set_background_color()
 
         if actions is not None and target_widget is not None:
             self.populate_toolbar(actions, target_widget)
@@ -180,9 +219,9 @@ class ModularToolBar(QToolBar):
             action.add_to_toolbar(self, target_widget)
             self.widgets[action_id] = action
 
-    def set_background_color(self, color: str):
-        self.setStyleSheet(f"QToolBar {{ background: {color}; }}")
+    def set_background_color(self):
         self.setIconSize(QSize(20, 20))
         self.setMovable(False)
         self.setFloatable(False)
         self.setContentsMargins(0, 0, 0, 0)
+        self.setStyleSheet("QToolBar { background-color: rgba(0, 0, 0, 0); border: none; }")

bec_widgets/utils/bec_designer.py

@@ -6,7 +6,9 @@ import sys
 import sysconfig
 from pathlib import Path
 
+from bec_qthemes import material_icon
 from qtpy import PYSIDE6
+from qtpy.QtGui import QIcon
 
 if PYSIDE6:
     from PySide6.scripts.pyside_tool import (
@@ -21,6 +23,19 @@ if PYSIDE6:
 import bec_widgets
 
 
+def designer_material_icon(icon_name: str) -> QIcon:
+    """
+    Create a QIcon for the BECDesigner with the given material icon name.
+
+    Args:
+        icon_name (str): The name of the material icon.
+
+    Returns:
+        QIcon: The QIcon for the material icon.
+    """
+    return QIcon(material_icon(icon_name, filled=True, convert_to_pixmap=True))
+
+
 def list_editable_packages() -> set[str]:
     """
     List all editable packages in the environment.

bec_widgets/utils/bec_dispatcher.py

@@ -8,7 +8,7 @@ import redis
 from bec_lib.client import BECClient
 from bec_lib.redis_connector import MessageObject, RedisConnector
 from bec_lib.service_config import ServiceConfig
-from qtpy.QtCore import PYQT6, PYSIDE6, QCoreApplication, QObject
+from qtpy.QtCore import QObject
 from qtpy.QtCore import Signal as pyqtSignal
 
 if TYPE_CHECKING:
@@ -75,7 +75,6 @@ class BECDispatcher:
 
     _instance = None
     _initialized = False
-    qapp = None
 
     def __new__(cls, client=None, config: str = None, *args, **kwargs):
         if cls._instance is None:
@@ -87,9 +86,6 @@ class BECDispatcher:
         if self._initialized:
             return
 
-        if not QCoreApplication.instance():
-            BECDispatcher.qapp = QCoreApplication([])
-
         self._slots = collections.defaultdict(set)
         self.client = client
 
@@ -123,23 +119,13 @@ class BECDispatcher:
         cls._instance = None
         cls._initialized = False
 
-        if not cls.qapp:
-            return
-
-        # shutdown QCoreApp if it exists
-        if PYQT6:
-            cls.qapp.exit()
-        elif PYSIDE6:
-            cls.qapp.shutdown()
-        cls.qapp = None
-
     def connect_slot(
         self,
         slot: Callable,
         topics: Union[EndpointInfo, str, list[Union[EndpointInfo, str]]],
         **kwargs,
     ) -> None:
-        """Connect widget's pyqt slot, so that it is called on new pub/sub topic message.
+        """Connect widget's qt slot, so that it is called on new pub/sub topic message.
 
         Args:
             slot (Callable): A slot method/function that accepts two inputs: content and metadata of
@@ -152,6 +138,13 @@ class BECDispatcher:
         self._slots[slot].update(set(topics_str))
 
     def disconnect_slot(self, slot: Callable, topics: Union[str, list]):
+        """
+        Disconnect a slot from a topic.
+
+        Args:
+            slot(Callable): The slot to disconnect
+            topics(Union[str, list]): The topic(s) to disconnect 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
@@ -162,11 +155,17 @@ class BECDispatcher:
             return
         self.client.connector.unregister(topics, cb=connected_slot)
         topics_str, _ = self.client.connector._convert_endpointinfo(topics)
-        self._slots[slot].difference_update(set(topics_str))
-        if not self._slots[slot]:
-            del self._slots[slot]
+        self._slots[connected_slot].difference_update(set(topics_str))
+        if not self._slots[connected_slot]:
+            del self._slots[connected_slot]
 
     def disconnect_topics(self, topics: Union[str, list]):
+        """
+        Disconnect all slots from a topic.
+
+        Args:
+            topics(Union[str, list]): The topic(s) to disconnect from
+        """
         self.client.connector.unregister(topics)
         topics_str, _ = self.client.connector._convert_endpointinfo(topics)
         for slot in list(self._slots.keys()):
@@ -176,4 +175,11 @@ class BECDispatcher:
                 del self._slots[slot]
 
     def disconnect_all(self, *args, **kwargs):
+        """
+        Disconnect all slots from all topics.
+
+        Args:
+            *args: Arbitrary positional arguments
+            **kwargs: Arbitrary keyword arguments
+        """
         self.disconnect_topics(self.client.connector._topics_cb)

bec_widgets/utils/bec_widget.py

@@ -1,19 +1,28 @@
-from qtpy.QtWidgets import QWidget
+from qtpy.QtWidgets import QApplication, QWidget
 
 from bec_widgets.utils.bec_connector import BECConnector, ConnectionConfig
+from bec_widgets.utils.colors import set_theme
 
 
 class BECWidget(BECConnector):
     """Mixin class for all BEC widgets, to handle cleanup"""
 
+    # The icon name is the name of the icon in the icon theme, typically a name taken
+    # from fonts.google.com/icons. Override this in subclasses to set the icon name.
+    ICON_NAME = "widgets"
+
     def __init__(self, client=None, config: ConnectionConfig = None, gui_id: str = None):
         if not isinstance(self, QWidget):
             raise RuntimeError(f"{repr(self)} is not a subclass of QWidget")
         super().__init__(client, config, gui_id)
 
+        # Set the theme to auto if it is not set yet
+        app = QApplication.instance()
+        if not hasattr(app, "theme"):
+            set_theme("dark")
+
     def cleanup(self):
         """Cleanup the widget."""
-        pass
 
     def closeEvent(self, event):
         self.rpc_register.remove_rpc(self)

bec_widgets/utils/colors.py

@@ -5,21 +5,49 @@ from typing import Literal
 import bec_qthemes
 import numpy as np
 import pyqtgraph as pg
+from bec_qthemes._os_appearance.listener import OSThemeSwitchListener
 from pydantic_core import PydanticCustomError
 from qtpy.QtGui import QColor
 from qtpy.QtWidgets import QApplication
 
-CURRENT_THEME = "dark"
-
 
 def get_theme_palette():
-    return bec_qthemes.load_palette(CURRENT_THEME)
+    if QApplication.instance() is None or not hasattr(QApplication.instance(), "theme"):
+        theme = "dark"
+    else:
+        theme = QApplication.instance().theme["theme"]
+    return bec_qthemes.load_palette(theme)
+
+
+def set_theme(theme: Literal["dark", "light", "auto"]):
+    """
+    Set the theme for the application.
+
+    Args:
+        theme (Literal["dark", "light", "auto"]): The theme to set. "auto" will automatically switch between dark and light themes based on the system theme.
+    """
+    app = QApplication.instance()
+    bec_qthemes.setup_theme(theme)
+    pg.setConfigOption("background", "w" if app.theme["theme"] == "light" else "k")
+    apply_theme(theme)
+
+    # pylint: disable=protected-access
+    if theme != "auto":
+        return
+
+    def callback():
+        app.theme["theme"] = listener._theme.lower()
+        apply_theme(listener._theme.lower())
+
+    listener = OSThemeSwitchListener(callback)
+
+    app.installEventFilter(listener)
 
 
 def apply_theme(theme: Literal["dark", "light"]):
-    global CURRENT_THEME
-    CURRENT_THEME = theme
-
+    """
+    Apply the theme to all pyqtgraph widgets. Do not use this function directly. Use set_theme instead.
+    """
     app = QApplication.instance()
     # go through all pyqtgraph widgets and set background
     children = itertools.chain.from_iterable(
@@ -81,8 +109,19 @@ class Colors:
         angles = Colors.golden_ratio(len(cmap_colors))
         color_selection = np.round(np.interp(angles, (-np.pi, np.pi), (0, len(cmap_colors))))
         colors = []
-        for ii in color_selection[:num]:
-            color = cmap_colors[int(ii)]
+        ii = 0
+        while len(colors) < num:
+            color_index = int(color_selection[ii])
+            color = cmap_colors[color_index]
+            app = QApplication.instance()
+            if hasattr(app, "theme") and app.theme["theme"] == "light":
+                background = 255
+            else:
+                background = 0
+            if np.abs(np.mean(color[:3] * 255) - background) < 50:
+                ii += 1
+                continue
+
             if format.upper() == "HEX":
                 colors.append(QColor.fromRgbF(*color).name())
             elif format.upper() == "RGB":
@@ -91,6 +130,7 @@ class Colors:
                 colors.append(QColor.fromRgbF(*color))
             else:
                 raise ValueError("Unsupported format. Please choose 'RGB', 'HEX', or 'QColor'.")
+            ii += 1
         return colors
 
     @staticmethod

bec_widgets/utils/container_utils.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import itertools
 from typing import Type
 

bec_widgets/utils/crosshair.py

@@ -1,12 +1,16 @@
+from collections import defaultdict
+
 import numpy as np
 import pyqtgraph as pg
 
 # from qtpy.QtCore import QObject, pyqtSignal
-from qtpy.QtCore import QObject
+from qtpy.QtCore import QObject, Qt
 from qtpy.QtCore import Signal as pyqtSignal
 
 
 class Crosshair(QObject):
+    positionChanged = pyqtSignal(tuple)
+    positionClicked = pyqtSignal(tuple)
     # Signal for 1D plot
     coordinatesChanged1D = pyqtSignal(tuple)
     coordinatesClicked1D = pyqtSignal(tuple)
@@ -26,10 +30,13 @@ class Crosshair(QObject):
         super().__init__(parent)
         self.is_log_y = None
         self.is_log_x = None
+        self.is_derivative = None
         self.plot_item = plot_item
         self.precision = precision
         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)
+        self.h_line.skip_auto_range = True
         self.plot_item.addItem(self.v_line, ignoreBounds=True)
         self.plot_item.addItem(self.h_line, ignoreBounds=True)
         self.proxy = pg.SignalProxy(
@@ -37,74 +44,75 @@ class Crosshair(QObject):
         )
         self.plot_item.scene().sigMouseClicked.connect(self.mouse_clicked)
 
+        self.plot_item.ctrl.derivativeCheck.checkStateChanged.connect(self.check_derivatives)
+        self.plot_item.ctrl.logXCheck.checkStateChanged.connect(self.check_log)
+        self.plot_item.ctrl.logYCheck.checkStateChanged.connect(self.check_log)
+
         # Initialize markers
-        self.marker_moved_1d = []
-        self.marker_clicked_1d = []
+        self.marker_moved_1d = {}
+        self.marker_clicked_1d = {}
         self.marker_2d = None
         self.update_markers()
 
     def update_markers(self):
         """Update the markers for the crosshair, creating new ones if necessary."""
 
-        # Clear existing markers
-        for marker in self.marker_moved_1d + self.marker_clicked_1d:
-            self.plot_item.removeItem(marker)
-        if self.marker_2d:
-            self.plot_item.removeItem(self.marker_2d)
-
         # Create new markers
-        self.marker_moved_1d = []
-        self.marker_clicked_1d = []
-        self.marker_2d = None
         for item in self.plot_item.items:
             if isinstance(item, pg.PlotDataItem):  # 1D plot
+                if item.name() in self.marker_moved_1d:
+                    continue
                 pen = item.opts["pen"]
                 color = pen.color() if hasattr(pen, "color") else pg.mkColor(pen)
                 marker_moved = pg.ScatterPlotItem(
                     size=10, pen=pg.mkPen(color), brush=pg.mkBrush(None)
                 )
-                marker_clicked = pg.ScatterPlotItem(
-                    size=10, pen=pg.mkPen(None), brush=pg.mkBrush(color)
-                )
-                self.marker_moved_1d.append(marker_moved)
+                marker_moved.skip_auto_range = True
+                self.marker_moved_1d[item.name()] = marker_moved
                 self.plot_item.addItem(marker_moved)
+
                 # Create glowing effect markers for clicked events
-                marker_clicked_list = []
                 for size, alpha in [(18, 64), (14, 128), (10, 255)]:
                     marker_clicked = pg.ScatterPlotItem(
                         size=size,
                         pen=pg.mkPen(None),
                         brush=pg.mkBrush(color.red(), color.green(), color.blue(), alpha),
                     )
-                    marker_clicked_list.append(marker_clicked)
+                    marker_clicked.skip_auto_range = True
+                    self.marker_clicked_1d[item.name()] = marker_clicked
                     self.plot_item.addItem(marker_clicked)
 
-                self.marker_clicked_1d.append(marker_clicked_list)
             elif isinstance(item, pg.ImageItem):  # 2D plot
+                if self.marker_2d is not None:
+                    continue
                 self.marker_2d = pg.ROI(
                     [0, 0], size=[1, 1], pen=pg.mkPen("r", width=2), movable=False
                 )
                 self.plot_item.addItem(self.marker_2d)
 
-    def snap_to_data(self, x, y) -> tuple:
+    def snap_to_data(self, x, y) -> tuple[defaultdict[list], defaultdict[list]]:
         """
         Finds the nearest data points to the given x and y coordinates.
 
         Args:
-            x: The x-coordinate
-            y: The y-coordinate
+            x: The x-coordinate of the mouse cursor
+            y: The y-coordinate of the mouse cursor
 
         Returns:
-            tuple: The nearest x and y values
+            tuple: x and y values snapped to the nearest data
         """
-        y_values_1d = []
-        x_values_1d = []
+        y_values = defaultdict(list)
+        x_values = defaultdict(list)
         image_2d = None
 
         # Iterate through items in the plot
         for item in self.plot_item.items:
             if isinstance(item, pg.PlotDataItem):  # 1D plot
-                x_data, y_data = item.xData, item.yData
+                name = item.name()
+                plot_data = item._getDisplayDataset()
+                if plot_data is None:
+                    continue
+                x_data, y_data = plot_data.x, plot_data.y
                 if x_data is not None and y_data is not None:
                     if self.is_log_x:
                         min_x_data = np.min(x_data[x_data > 0])
@@ -112,25 +120,25 @@ class Crosshair(QObject):
                         min_x_data = np.min(x_data)
                     max_x_data = np.max(x_data)
                     if x < min_x_data or x > max_x_data:
-                        return None, None
+                        y_values[name] = None
+                        x_values[name] = None
+                        continue
                     closest_x, closest_y = self.closest_x_y_value(x, x_data, y_data)
-                    y_values_1d.append(closest_y)
-                    x_values_1d.append(closest_x)
+                    y_values[name] = closest_y
+                    x_values[name] = closest_x
             elif isinstance(item, pg.ImageItem):  # 2D plot
+                name = item.config.monitor
                 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))
 
-        # Handle 1D plot
-        if y_values_1d:
-            if all(v is None for v in x_values_1d) or all(v is None for v in y_values_1d):
+        if x_values and y_values:
+            if all(v is None for v in x_values.values()) or all(
+                v is None for v in y_values.values()
+            ):
                 return None, None
-            closest_x = min(x_values_1d, key=lambda xi: abs(xi - x))  # Snap x to closest data point
-            return closest_x, y_values_1d
-
-        # Handle 2D plot
-        if image_2d is not None:
-            x_idx = int(np.clip(x, 0, image_2d.shape[0] - 1))
-            y_idx = int(np.clip(y, 0, image_2d.shape[1] - 1))
-            return x_idx, y_idx
+            return x_values, y_values
 
         return None, None
 
@@ -156,8 +164,9 @@ class Crosshair(QObject):
         Args:
             event: The mouse moved event
         """
-        self.check_log()
         pos = event[0]
+        self.update_markers()
+        self.positionChanged.emit((pos.x(), pos.y()))
         if self.plot_item.vb.sceneBoundingRect().contains(pos):
             mouse_point = self.plot_item.vb.mapSceneToView(pos)
             self.v_line.setPos(mouse_point.x())
@@ -168,27 +177,34 @@ class Crosshair(QObject):
                 x = 10**x
             if self.is_log_y:
                 y = 10**y
-            x, y_values = self.snap_to_data(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
 
             for item in self.plot_item.items:
                 if isinstance(item, pg.PlotDataItem):
-                    if x is None or all(v is None for v in y_values):
-                        return
-                    coordinate_to_emit = (
-                        round(x, self.precision),
-                        [round(y_val, self.precision) for y_val in y_values],
-                    )
+                    name = item.name()
+                    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])
+                    coordinate_to_emit = (name, round(x, self.precision), round(y, self.precision))
                     self.coordinatesChanged1D.emit(coordinate_to_emit)
-                    for i, y_val in enumerate(y_values):
-                        self.marker_moved_1d[i].setData(
-                            [x if not self.is_log_x else np.log10(x)],
-                            [y_val if not self.is_log_y else np.log10(y_val)],
-                        )
                 elif isinstance(item, pg.ImageItem):
-                    if x is None or y_values is None:
-                        return
-                    coordinate_to_emit = (x, y_values)
+                    name = item.config.monitor
+                    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:
+                    continue
 
     def mouse_clicked(self, event):
         """Handles the mouse clicked event, updating the crosshair position and emitting signals.
@@ -196,40 +212,69 @@ class Crosshair(QObject):
         Args:
             event: The mouse clicked event
         """
-        self.check_log()
+
+        # we only accept left mouse clicks
+        if event.button() != Qt.MouseButton.LeftButton:
+            return
+        self.update_markers()
         if self.plot_item.vb.sceneBoundingRect().contains(event._scenePos):
             mouse_point = self.plot_item.vb.mapSceneToView(event._scenePos)
             x, y = mouse_point.x(), mouse_point.y()
+            self.positionClicked.emit((x, y))
 
             if self.is_log_x:
                 x = 10**x
             if self.is_log_y:
                 y = 10**y
-            x, y_values = self.snap_to_data(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
 
             for item in self.plot_item.items:
                 if isinstance(item, pg.PlotDataItem):
-                    if x is None or all(v is None for v in y_values):
-                        return
-                    coordinate_to_emit = (
-                        round(x, self.precision),
-                        [round(y_val, self.precision) for y_val in y_values],
-                    )
+                    name = item.name()
+                    x, y = x_snap_values[name], y_snap_values[name]
+                    if x is None or y is None:
+                        continue
+                    self.marker_clicked_1d[name].setData([x], [y])
+                    coordinate_to_emit = (name, round(x, self.precision), round(y, self.precision))
                     self.coordinatesClicked1D.emit(coordinate_to_emit)
-                    for i, y_val in enumerate(y_values):
-                        for marker in self.marker_clicked_1d[i]:
-                            marker.setData(
-                                [x if not self.is_log_x else np.log10(x)],
-                                [y_val if not self.is_log_y else np.log10(y_val)],
-                            )
                 elif isinstance(item, pg.ImageItem):
-                    if x is None or y_values is None:
-                        return
-                    coordinate_to_emit = (x, y_values)
+                    name = item.config.monitor
+                    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.coordinatesClicked2D.emit(coordinate_to_emit)
-                    self.marker_2d.setPos([x, y_values])
+                else:
+                    continue
+
+    def clear_markers(self):
+        """Clears the markers from the plot."""
+        for marker in self.marker_moved_1d.values():
+            marker.clear()
+        for marker in self.marker_clicked_1d.values():
+            marker.clear()
 
     def check_log(self):
         """Checks if the x or y axis is in log scale and updates the internal state accordingly."""
         self.is_log_x = self.plot_item.ctrl.logXCheck.isChecked()
         self.is_log_y = self.plot_item.ctrl.logYCheck.isChecked()
+        self.clear_markers()
+
+    def check_derivatives(self):
+        """Checks if the derivatives are enabled and updates the internal state accordingly."""
+        self.is_derivative = self.plot_item.ctrl.derivativeCheck.isChecked()
+        self.clear_markers()
+
+    def cleanup(self):
+        self.v_line.deleteLater()
+        self.h_line.deleteLater()
+        self.clear_markers()

bec_widgets/utils/plugin_templates/plugin.template

@@ -2,8 +2,8 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
+from bec_widgets.utils.bec_designer import designer_material_icon
 {widget_import}
 
 DOM_XML = """
@@ -30,7 +30,7 @@ class {plugin_name_pascal}Plugin(QDesignerCustomWidgetInterface):  # pragma: no
         return ""
 
     def icon(self):
-        return QIcon()
+        return designer_material_icon({plugin_name_pascal}.ICON_NAME)
 
     def includeFile(self):
         return "{plugin_name_snake}"

bec_widgets/widgets/bec_queue/bec_queue.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from bec_lib.endpoints import MessageEndpoints
 from qtpy.QtCore import Qt, Slot
 from qtpy.QtWidgets import QHBoxLayout, QHeaderView, QTableWidget, QTableWidgetItem, QWidget
@@ -11,6 +13,8 @@ class BECQueue(BECWidget, QWidget):
     Widget to display the BEC queue.
     """
 
+    ICON_NAME = "edit_note"
+
     def __init__(
         self,
         parent: QWidget | None = None,

bec_widgets/widgets/bec_queue/bec_queue_plugin.py

@@ -3,9 +3,9 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
+from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.bec_queue.bec_queue import BECQueue
 
 DOM_XML = """
@@ -34,8 +34,7 @@ class BECQueuePlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "BEC Services"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "device_line_edit.png")
-        return QIcon(icon_path)
+        return designer_material_icon(BECQueue.ICON_NAME)
 
     def includeFile(self):
         return "bec_queue"

bec_widgets/widgets/bec_status_box/bec_status_box.py

@@ -43,6 +43,8 @@ class BECServiceStatusMixin(QObject):
 
     services_update = Signal(dict, dict)
 
+    ICON_NAME = "dns"
+
     def __init__(self, parent, client: BECClient):
         super().__init__(parent)
         self.client = client

bec_widgets/widgets/bec_status_box/bec_status_box_plugin.py

@@ -3,9 +3,9 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
+from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.bec_status_box.bec_status_box import BECStatusBox
 
 DOM_XML = """
@@ -34,8 +34,7 @@ class BECStatusBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "BEC Services"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "status.png")
-        return QIcon(icon_path)
+        return designer_material_icon(BECStatusBox.ICON_NAME)
 
     def includeFile(self):
         return "bec_status_box"

bec_widgets/widgets/color_button/color_button.py

@@ -11,6 +11,8 @@ class ColorButton(pg.ColorButton):
     Patches event loop of the ColorDialog, if opened in another QDialog.
     """
 
+    ICON_NAME = "colors"
+
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
 
@@ -34,3 +36,10 @@ class ColorButton(pg.ColorButton):
             return self.color().getRgb()
         if format == "HEX":
             return self.color().name()
+
+    def cleanup(self):
+        """
+        Clean up the ColorButton.
+        """
+        self.colorDialog.close()
+        self.colorDialog.deleteLater()

bec_widgets/widgets/color_button/color_button_plugin.py

@@ -1,9 +1,9 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
+from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.color_button.color_button import ColorButton
 
 DOM_XML = """
@@ -31,8 +31,7 @@ class ColorButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "BEC Buttons"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "color_button.png")
-        return QIcon(icon_path)
+        return designer_material_icon(ColorButton.ICON_NAME)
 
     def includeFile(self):
         return "color_button"

bec_widgets/widgets/colormap_selector/colormap_selector.py

@@ -46,6 +46,7 @@ class ColormapSelector(QWidget):
     """
 
     colormap_changed_signal = Signal(str)
+    ICON_NAME = "palette"
 
     def __init__(self, parent=None, default_colormaps=None):
         super().__init__(parent=parent)

bec_widgets/widgets/colormap_selector/colormap_selector_plugin.py

@@ -3,9 +3,9 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
+from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.colormap_selector.colormap_selector import ColormapSelector
 
 DOM_XML = """
@@ -34,8 +34,7 @@ class ColormapSelectorPlugin(QDesignerCustomWidgetInterface):  # pragma: no cove
         return "BEC Buttons"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "colormap_selector.png")
-        return QIcon(icon_path)
+        return designer_material_icon(ColormapSelector.ICON_NAME)
 
     def includeFile(self):
         return "colormap_selector"

bec_widgets/widgets/dark_mode_button/dark_mode_button.py

@@ -0,0 +1,80 @@
+from bec_qthemes import material_icon
+from qtpy.QtCore import Property, Qt, Slot
+from qtpy.QtWidgets import QHBoxLayout, QPushButton, QToolButton, QWidget
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import set_theme
+
+
+class DarkModeButton(BECWidget, QWidget):
+    USER_ACCESS = ["toggle_dark_mode"]
+
+    ICON_NAME = "dark_mode"
+
+    def __init__(
+        self,
+        parent: QWidget | None = None,
+        client=None,
+        gui_id: str | None = None,
+        toolbar: bool = False,
+    ) -> None:
+        super().__init__(client=client, gui_id=gui_id)
+        QWidget.__init__(self, parent)
+
+        self._dark_mode_enabled = False
+        self.layout = QHBoxLayout(self)
+        self.layout.setSpacing(0)
+        self.layout.setContentsMargins(0, 0, 0, 0)
+        self.layout.setAlignment(Qt.AlignmentFlag.AlignVCenter)
+
+        icon = material_icon("dark_mode", size=(20, 20), convert_to_pixmap=False)
+        if toolbar:
+            self.mode_button = QToolButton(icon=icon)
+        else:
+            self.mode_button = QPushButton(icon=icon)
+        self.update_mode_button()
+        self.mode_button.clicked.connect(self.toggle_dark_mode)
+        self.layout.addWidget(self.mode_button)
+        self.setLayout(self.layout)
+        self.setFixedSize(40, 40)
+
+    @Property(bool)
+    def dark_mode_enabled(self) -> bool:
+        """
+        The dark mode state. If True, dark mode is enabled. If False, light mode is enabled.
+        """
+        return self._dark_mode_enabled
+
+    @dark_mode_enabled.setter
+    def dark_mode_enabled(self, state: bool) -> None:
+        self._dark_mode_enabled = state
+
+    @Slot()
+    def toggle_dark_mode(self) -> None:
+        """
+        Toggle the dark mode state. This will change the theme of the entire
+        application to dark or light mode.
+        """
+        self.dark_mode_enabled = not self.dark_mode_enabled
+        self.update_mode_button()
+        set_theme("dark" if self.dark_mode_enabled else "light")
+
+    def update_mode_button(self):
+        icon = material_icon(
+            "light_mode" if self.dark_mode_enabled else "dark_mode",
+            size=(20, 20),
+            convert_to_pixmap=False,
+        )
+        self.mode_button.setIcon(icon)
+        self.mode_button.setToolTip("Set Light Mode" if self.dark_mode_enabled else "Set Dark Mode")
+
+
+if __name__ == "__main__":
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication([])
+
+    w = DarkModeButton()
+    w.show()
+
+    app.exec_()

bec_widgets/widgets/dark_mode_button/dark_mode_button.pyproject

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

bec_widgets/widgets/dark_mode_button/dark_mode_button_plugin.py

@@ -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.dark_mode_button.dark_mode_button import DarkModeButton
+
+DOM_XML = """
+<ui language='c++'>
+    <widget class='DarkModeButton' name='dark_mode_button'>
+    </widget>
+</ui>
+"""
+
+
+class DarkModeButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self._form_editor = None
+
+    def createWidget(self, parent):
+        t = DarkModeButton(parent)
+        return t
+
+    def domXml(self):
+        return DOM_XML
+
+    def group(self):
+        return "BEC Buttons"
+
+    def icon(self):
+        return designer_material_icon(DarkModeButton.ICON_NAME)
+
+    def includeFile(self):
+        return "dark_mode_button"
+
+    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 "DarkModeButton"
+
+    def toolTip(self):
+        return "Button to toggle between dark and light mode."
+
+    def whatsThis(self):
+        return self.toolTip()

bec_widgets/widgets/dark_mode_button/register_dark_mode_button.py

@@ -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.dark_mode_button.dark_mode_button_plugin import DarkModeButtonPlugin
+
+    QPyDesignerCustomWidgetCollection.addCustomWidget(DarkModeButtonPlugin())
+
+
+if __name__ == "__main__":  # pragma: no cover
+    main()

bec_widgets/widgets/device_box/device_box.pyproject

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

bec_widgets/widgets/device_browser/device_browser.py

@@ -0,0 +1,109 @@
+import os
+import re
+from typing import Optional
+
+from bec_lib.callback_handler import EventType
+from pyqtgraph import SignalProxy
+from qtpy.QtCore import Signal, Slot
+from qtpy.QtWidgets import QLineEdit, QListWidgetItem, QVBoxLayout, QWidget
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.ui_loader import UILoader
+from bec_widgets.widgets.device_browser.device_item import DeviceItem
+
+
+class DeviceBrowser(BECWidget, QWidget):
+    device_update: Signal = Signal()
+
+    ICON_NAME = "lists"
+
+    def __init__(
+        self,
+        parent: Optional[QWidget] = None,
+        config=None,
+        client=None,
+        gui_id: Optional[str] = None,
+    ) -> None:
+        super().__init__(client=client, config=config, gui_id=gui_id)
+        QWidget.__init__(self, parent)
+
+        self.get_bec_shortcuts()
+        self.ui = None
+        self.ini_ui()
+
+        self.proxy_device_update = SignalProxy(
+            self.ui.filter_input.textChanged, rateLimit=500, slot=self.update_device_list
+        )
+        self.bec_dispatcher.client.callbacks.register(
+            EventType.DEVICE_UPDATE, self.on_device_update
+        )
+        self.device_update.connect(self.update_device_list)
+
+        self.update_device_list()
+
+    def ini_ui(self) -> None:
+        """
+        Initialize the UI by loading the UI file and setting the layout.
+        """
+        layout = QVBoxLayout()
+        layout.setContentsMargins(0, 0, 0, 0)
+
+        ui_file_path = os.path.join(os.path.dirname(__file__), "device_browser.ui")
+        self.ui = UILoader(self).loader(ui_file_path)
+        layout.addWidget(self.ui)
+        self.setLayout(layout)
+
+    def on_device_update(self, action: str, content: dict) -> None:
+        """
+        Callback for device update events. Triggers the device_update signal.
+
+        Args:
+            action (str): The action that triggered the event.
+            content (dict): The content of the config update.
+        """
+        if action in ["add", "remove", "reload"]:
+            self.device_update.emit()
+
+    @Slot()
+    def update_device_list(self) -> None:
+        """
+        Update the device list based on the filter input.
+        There are two ways to trigger this function:
+        1. By changing the text in the filter input.
+        2. By emitting the device_update signal.
+
+        Either way, the function will filter the devices based on the filter input text and update the device list.
+        """
+        filter_text = self.ui.filter_input.text()
+        try:
+            regex = re.compile(filter_text, re.IGNORECASE)
+        except re.error:
+            regex = None  # Invalid regex, disable filtering
+
+        dev_list = self.ui.device_list
+        dev_list.clear()
+        for device in self.dev:
+            if regex is None or regex.search(device):
+                item = QListWidgetItem(dev_list)
+                device_item = DeviceItem(device)
+
+                # pylint: disable=protected-access
+                tooltip = self.dev[device]._config.get("description", "")
+                device_item.setToolTip(tooltip)
+                item.setSizeHint(device_item.sizeHint())
+                dev_list.setItemWidget(item, device_item)
+                dev_list.addItem(item)
+
+
+if __name__ == "__main__":  # pragma: no cover
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    from bec_widgets.utils.colors import apply_theme
+
+    app = QApplication(sys.argv)
+    apply_theme("light")
+    widget = DeviceBrowser()
+    widget.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/device_browser/device_browser.pyproject

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

bec_widgets/widgets/device_browser/device_browser.ui

@@ -0,0 +1,44 @@
+<?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>406</width>
+    <height>500</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QGroupBox" name="browser_group_box">
+     <property name="title">
+      <string>Device Browser</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <layout class="QHBoxLayout" name="filter_layout">
+        <item>
+         <widget class="QLineEdit" name="filter_input">
+          <property name="placeholderText">
+           <string>Filter</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+      <item>
+       <widget class="QListWidget" name="device_list"/>
+      </item>
+     </layout>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

bec_widgets/widgets/device_browser/device_browser_plugin.py

@@ -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.device_browser.device_browser import DeviceBrowser
+
+DOM_XML = """
+<ui language='c++'>
+    <widget class='DeviceBrowser' name='device_browser'>
+    </widget>
+</ui>
+"""
+
+
+class DeviceBrowserPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self._form_editor = None
+
+    def createWidget(self, parent):
+        t = DeviceBrowser(parent)
+        return t
+
+    def domXml(self):
+        return DOM_XML
+
+    def group(self):
+        return "BEC Services"
+
+    def icon(self):
+        return designer_material_icon(DeviceBrowser.ICON_NAME)
+
+    def includeFile(self):
+        return "device_browser"
+
+    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 "DeviceBrowser"
+
+    def toolTip(self):
+        return "DeviceBrowser"
+
+    def whatsThis(self):
+        return self.toolTip()

bec_widgets/widgets/device_browser/device_item/__init__.py

@@ -0,0 +1 @@
+from .device_item import DeviceItem

bec_widgets/widgets/device_browser/device_item/device_item.py

@@ -0,0 +1,53 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from qtpy.QtCore import QMimeData, Qt
+from qtpy.QtGui import QDrag
+from qtpy.QtWidgets import QHBoxLayout, QLabel, QWidget
+
+if TYPE_CHECKING:
+    from qtpy.QtGui import QMouseEvent
+
+
+class DeviceItem(QWidget):
+    def __init__(self, device: str) -> None:
+        super().__init__()
+        self.device = device
+        layout = QHBoxLayout()
+        layout.setContentsMargins(10, 2, 10, 2)
+        self.label = QLabel(device)
+        layout.addWidget(self.label)
+        self.setLayout(layout)
+
+        self.setStyleSheet(
+            """
+            border: 1px solid #ddd;
+            border-radius: 5px;
+            padding: 10px;
+        """
+        )
+
+    def mousePressEvent(self, event: QMouseEvent) -> None:
+        if event.button() == Qt.LeftButton:
+            drag = QDrag(self)
+            mime_data = QMimeData()
+            mime_data.setText(self.device)
+            drag.setMimeData(mime_data)
+            drag.exec_(Qt.MoveAction)
+
+    def mouseDoubleClickEvent(self, event: QMouseEvent) -> None:
+        print("Double Clicked")
+        # TODO: Implement double click action for opening the device properties dialog
+        return super().mouseDoubleClickEvent(event)
+
+
+if __name__ == "__main__":  # pragma: no cover
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    widget = DeviceItem("Device")
+    widget.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/device_browser/register_device_browser.py

@@ -6,9 +6,9 @@ def main():  # pragma: no cover
         return
     from PySide6.QtDesigner import QPyDesignerCustomWidgetCollection
 
-    from bec_widgets.widgets.device_box.device_box_plugin import DeviceBoxPlugin
+    from bec_widgets.widgets.device_browser.device_browser_plugin import DeviceBrowserPlugin
 
-    QPyDesignerCustomWidgetCollection.addCustomWidget(DeviceBoxPlugin())
+    QPyDesignerCustomWidgetCollection.addCustomWidget(DeviceBrowserPlugin())
 
 
 if __name__ == "__main__":  # pragma: no cover

bec_widgets/widgets/device_combobox/device_combo_box_plugin.py

@@ -3,9 +3,9 @@
 import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
-from qtpy.QtGui import QIcon
 
 import bec_widgets
+from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.device_combobox.device_combobox import DeviceComboBox
 
 DOM_XML = """
@@ -34,8 +34,7 @@ class DeviceComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "Device Control"
 
     def icon(self):
-        icon_path = os.path.join(MODULE_PATH, "assets", "designer_icons", "device_combo_box.png")
-        return QIcon(icon_path)
+        return designer_material_icon(DeviceComboBox.ICON_NAME)
 
     def includeFile(self):
         return "device_combobox"

bec_widgets/widgets/device_combobox/device_combobox.py

@@ -22,6 +22,8 @@ class DeviceComboBox(DeviceInputBase, 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.
     """
 
+    ICON_NAME = "list_alt"
+
     def __init__(
         self,
         parent=None,