refactor: refactor device_manager_view

Note: The stylesheet is now set by qthemes, not the widget itself. As a result, the widget-specific stylesheet remains empty.

.github/workflows/pytest.yml

@@ -57,6 +57,14 @@ jobs:
         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 test artifacts
+        uses: actions/upload-artifact@v4
+        if: failure()
+        with:
+          name: image-references
+          path: bec_widgets/tests/reference_failures/
+          if-no-files-found: ignore
+
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         with:

CHANGELOG.md

@@ -1,6 +1,395 @@
 # CHANGELOG
 
 
+## v2.38.0 (2025-08-19)
+
+### Features
+
+- **device_manager**: Devicemanager view of config session
+  ([`6e05157`](https://github.com/bec-project/bec_widgets/commit/6e05157abb61ec569eec10ff7295c28cb6a2ec45))
+
+
+## v2.37.0 (2025-08-19)
+
+### Features
+
+- Add explorer widget
+  ([`1bec9bd`](https://github.com/bec-project/bec_widgets/commit/1bec9bd9b2238ed484e8d25e691326efe5730f6b))
+
+
+## v2.36.0 (2025-08-18)
+
+### Features
+
+- **scan control**: Add support for literals
+  ([`f2e5a85`](https://github.com/bec-project/bec_widgets/commit/f2e5a85e616aa76d4b7ad3b3c76a24ba114ebdd1))
+
+
+## v2.35.0 (2025-08-14)
+
+### Build System
+
+- Pyside6 upgraded to 6.9.0
+  ([`44ba720`](https://github.com/bec-project/bec_widgets/commit/44ba7201b4914d63281bbed5e62d07e5c240595a))
+
+### Features
+
+- **property_manager**: Property manager widget
+  ([`926d722`](https://github.com/bec-project/bec_widgets/commit/926d7229559d189d382fe034b3afbc544e709efa))
+
+
+## v2.34.0 (2025-08-07)
+
+### Bug Fixes
+
+- Plugin widget import machinery
+  ([`9de5484`](https://github.com/bec-project/bec_widgets/commit/9de548446b9975c0f692757c66ffa07b9a849f15))
+
+- lazy import client so plugin widgets can import BECWidgets which use it indirectly - exclude
+  classes originating from bec_widgets core from plugin discovery - better errors
+
+- Use better source for plugin repo name
+  ([`f4af6eb`](https://github.com/bec-project/bec_widgets/commit/f4af6ebc5fabf5b62ec87b580476d93d52690b08))
+
+### Features
+
+- Autoformat compiled file and add docs
+  ([`a923f12`](https://github.com/bec-project/bec_widgets/commit/a923f12c974192909222fcada9eca97325866d74))
+
+- **plugin manager**: Add cli commands
+  ([`49ac7de`](https://github.com/bec-project/bec_widgets/commit/49ac7decf7d4cf461e6437f7285dc6967ee36d96))
+
+
+## v2.33.3 (2025-07-31)
+
+### Bug Fixes
+
+- **scan-history-view**: Account for async loading of scan history
+  ([`6df1d0c`](https://github.com/bec-project/bec_widgets/commit/6df1d0c31fb58c25b01e95e2247277ff2dd5d00e))
+
+### Refactoring
+
+- Improve scan history performance on loading full scan lists
+  ([`a5adf3a`](https://github.com/bec-project/bec_widgets/commit/a5adf3a97d9ff05cef833445c1e6cd8f35a9a2fa))
+
+- Make ids a set, cleanup
+  ([`c1f62ad`](https://github.com/bec-project/bec_widgets/commit/c1f62ad6cb00d9b392a8e0b6247f5260dfb37256))
+
+- Use client callback for scan history reload
+  ([`d22a331`](https://github.com/bec-project/bec_widgets/commit/d22a3317baeccfcc4e074dcef4e3912301d210c5))
+
+- **scan-history**: Add spinner for loading time of history
+  ([`50c84a7`](https://github.com/bec-project/bec_widgets/commit/50c84a766a2b021768fb2c0e8ee00b8e5f058ba7))
+
+- **scan-history**: Fix insert logic; cleanup
+  ([`946752a`](https://github.com/bec-project/bec_widgets/commit/946752a4b05804c2f59cb5c21e4c1d11709a7d44))
+
+
+## v2.33.2 (2025-07-31)
+
+### Bug Fixes
+
+- Delete choice dialog on close
+  ([`23413cf`](https://github.com/bec-project/bec_widgets/commit/23413cffabe721e35bb5bb726ec34d74dc4ffe05))
+
+- Display short lists in SignalDisplay
+  ([`4bbb8fa`](https://github.com/bec-project/bec_widgets/commit/4bbb8fa519e8a90eebfcfa34e157493c9baa7880))
+
+- Don't warn on empty DeviceEdit init
+  ([`f18eeb9`](https://github.com/bec-project/bec_widgets/commit/f18eeb9c5dccbd9348b6ee6d1477a8b7925d40fc))
+
+- Remove config, directly set device+signal
+  ([`32ce8e2`](https://github.com/bec-project/bec_widgets/commit/32ce8e2818ceacda87e48399e3ed4df0cabb2335))
+
+
+## v2.33.1 (2025-07-31)
+
+### Bug Fixes
+
+- **cli**: Ensure guis are not started twice
+  ([`cd81e7f`](https://github.com/bec-project/bec_widgets/commit/cd81e7f9ba40be23f6b930d250f743276720b277))
+
+
+## v2.33.0 (2025-07-29)
+
+### Bug Fixes
+
+- **monaco**: Forward text changed signal
+  ([`a51ef04`](https://github.com/bec-project/bec_widgets/commit/a51ef04cdf0ac8abdb7008d78b13c75b86ce9e06))
+
+### Build System
+
+- Update bec and qtmonaco min dependencies
+  ([`5f925ba`](https://github.com/bec-project/bec_widgets/commit/5f925ba4e3840219e4473d6346ece6746076f718))
+
+### Features
+
+- **monaco**: Add insert, delete and lsp header
+  ([`fc68d2c`](https://github.com/bec-project/bec_widgets/commit/fc68d2cf2d6b161d8e3b9fc9daf6185d9197deba))
+
+- **monaco**: Add vim mode
+  ([`627b49b`](https://github.com/bec-project/bec_widgets/commit/627b49b33a30e45b2bfecb57f090eecfa31af09d))
+
+- **web console**: Add set_readonly method
+  ([`c2e1642`](https://github.com/bec-project/bec_widgets/commit/c2e16429c91de7cc0e672ba36224e9031c1c4234))
+
+- **web console**: Add signal to indicate when the js backend is initialized
+  ([`2b9fe6c`](https://github.com/bec-project/bec_widgets/commit/2b9fe6c9590c8d18b7542307273176e118828681))
+
+### Testing
+
+- **web console**: Add tests for the web console
+  ([`40f4bce`](https://github.com/bec-project/bec_widgets/commit/40f4bce2854bcf333ce261229bd1703b80ced538))
+
+
+## v2.32.0 (2025-07-29)
+
+### Features
+
+- **dock area**: Add screenshot toolbar action
+  ([`fd5af01`](https://github.com/bec-project/bec_widgets/commit/fd5af0184279400ca6d8e5d2042f31be88d180f3))
+
+- **rpc_timeout**: Add decorator to override the rpc timeout
+  ([`8a214c8`](https://github.com/bec-project/bec_widgets/commit/8a214c897899d0d94d5f262591a001c127d1b155))
+
+
+## v2.31.3 (2025-07-29)
+
+### Bug Fixes
+
+- **waveform**: Fallback mechanism for auto mode to use index if scan_report_devices are not
+  available
+  ([`6bf84ae`](https://github.com/bec-project/bec_widgets/commit/6bf84aea2508ff01fe201c045ec055684da88593))
+
+
+## v2.31.2 (2025-07-29)
+
+### Bug Fixes
+
+- **bec widgets**: Always call cleanup of child widgets on cleanup
+  ([`bf86a03`](https://github.com/bec-project/bec_widgets/commit/bf86a030a08b325a08e031ff71d0716a2f2f122b))
+
+
+## v2.31.1 (2025-07-29)
+
+### Bug Fixes
+
+- **image_base**: Fix cleanup of uninitialized image layer
+  ([`c1bdc50`](https://github.com/bec-project/bec_widgets/commit/c1bdc506e8099f178acdccbe0e1109deeeaaca38))
+
+
+## v2.31.0 (2025-07-29)
+
+### Bug Fixes
+
+- **bec_main_window**: Main window have unified status bar on macOS
+  ([`1d0490f`](https://github.com/bec-project/bec_widgets/commit/1d0490fff428d51f2cdb7d35a954a7cd62cbb65c))
+
+- **color_button_native**: Removed BECWidget inheritance
+  ([`e42ffd7`](https://github.com/bec-project/bec_widgets/commit/e42ffd7c015a026d8e0967ac6b5866cbbea7bfed))
+
+- **decimal_spinbox**: Removed BECWidget inheritance
+  ([`2bd6d00`](https://github.com/bec-project/bec_widgets/commit/2bd6d0089955172134afb4d39939890026ed43f0))
+
+- **launch_window**: Logic for custom main window apps adjusted
+  ([`e090ac4`](https://github.com/bec-project/bec_widgets/commit/e090ac49b72fa15ebf1c09164ff3c6de577cb939))
+
+- **plugin_utils**: Plugins can be created from QWidgets, no need for BECWidget base class for
+  plugin creation
+  ([`c2a918e`](https://github.com/bec-project/bec_widgets/commit/c2a918ef4b77ccd7fa43d1bc0b907d55a17a6c95))
+
+- **scan_progressbar**: Added kwargs to init
+  ([`7073e75`](https://github.com/bec-project/bec_widgets/commit/7073e75adf0eeb81f4f8e27eb99fc1b7a395c751))
+
+- **utils**: Plugin template createWidget do not initialise widgets by default
+  ([`728d4ef`](https://github.com/bec-project/bec_widgets/commit/728d4efd9646ffcecd7d1a2f70988a7d7c799124))
+
+- **widgets**: Added missing __init__ files
+  ([`6bbf512`](https://github.com/bec-project/bec_widgets/commit/6bbf5126cf586063ed08d6cd489d6a9af28eac35))
+
+### Features
+
+- **bec_main_window**: Plugin and rpc created
+  ([`e4521d9`](https://github.com/bec-project/bec_widgets/commit/e4521d95286bbc598c3c05f357d247d950477b71))
+
+### Refactoring
+
+- **widgets**: All plugins regenerated
+  ([`10cbb9a`](https://github.com/bec-project/bec_widgets/commit/10cbb9a05cb96a791448caff4ffc4115b76146d7))
+
+### Testing
+
+- **launch_window**: Mainwindow raise test removed, features is supported now
+  ([`0854175`](https://github.com/bec-project/bec_widgets/commit/0854175acbda1d4de71358aec028539552a26448))
+
+
+## v2.30.6 (2025-07-26)
+
+### Bug Fixes
+
+- **waveform**: Autorange is applied with 150ms delay after curve is added
+  ([`61e5bde`](https://github.com/bec-project/bec_widgets/commit/61e5bde15f0e1ebe185ddbe81cd71ad581ae6009))
+
+
+## v2.30.5 (2025-07-25)
+
+### Bug Fixes
+
+- **positioner-box**: Test to fix handling of none integer values for precision
+  ([`b718b43`](https://github.com/bec-project/bec_widgets/commit/b718b438bacff6eb6cd6015f1a67dcf75c05dce4))
+
+### Refactoring
+
+- **positioner-box**: Cleanup, accept float precision
+  ([`4d5df96`](https://github.com/bec-project/bec_widgets/commit/4d5df9608a9438b9f6d7508c323eb3772e53f37d))
+
+
+## v2.30.4 (2025-07-25)
+
+### Bug Fixes
+
+- **cli**: Remove stderr from cli output when not using rpc
+  ([`b4e0664`](https://github.com/bec-project/bec_widgets/commit/b4e0664011682cae9966aa2632210a6b60e11714))
+
+
+## v2.30.3 (2025-07-23)
+
+### Bug Fixes
+
+- Cleanup subscriptions in device browser
+  ([`0d81bdd`](https://github.com/bec-project/bec_widgets/commit/0d81bdd4ddb4ec474a414b107cbc7fc865253934))
+
+
+## v2.30.2 (2025-07-23)
+
+### Bug Fixes
+
+- Factor out device name function and add test
+  ([`8eb8225`](https://github.com/bec-project/bec_widgets/commit/8eb8225a7f56014d6093aa142b3a5d071837982e))
+
+- **rpc_base**: Rpc_call wrapper passes full_name for Devices indeed of name
+  ([`491d044`](https://github.com/bec-project/bec_widgets/commit/491d04467c8ce4e116d61e614895d1dcc6b4b201))
+
+### Testing
+
+- **test_plotting_framework_e2e**: Added test for waveform with passing device from dev container
+  ([`3fd09fc`](https://github.com/bec-project/bec_widgets/commit/3fd09fceef2ffa7e7c3eee20176304bafb00d0db))
+
+
+## v2.30.1 (2025-07-22)
+
+### Bug Fixes
+
+- Ignore KeyError in SignalLabel
+  ([`608590c`](https://github.com/bec-project/bec_widgets/commit/608590c5421368d5bba0e4b0f5187d90cac323be))
+
+
+## v2.30.0 (2025-07-22)
+
+### Bug Fixes
+
+- **device_browser**: Display signal for signals
+  ([`3384ca0`](https://github.com/bec-project/bec_widgets/commit/3384ca02bdb5a2798ad3339ecf3e2ba7c121e28f))
+
+- **device_signal_display**: Don't read omitted
+  ([`b9af36a`](https://github.com/bec-project/bec_widgets/commit/b9af36a4f1c91e910d4fc738b17b90e92287a7e3))
+
+- **signal_label**: Rewrite reading selection logic
+  ([`cd17a4a`](https://github.com/bec-project/bec_widgets/commit/cd17a4aad905296eb0460ecc27e5920f5c2e8fe5))
+
+- **signal_label**: Show all signals by default
+  ([`22beadc`](https://github.com/bec-project/bec_widgets/commit/22beadcad061b328c986414f30fef57b64bad693))
+
+- **signal_label**: Update signal from dialog correctly
+  ([`959cedb`](https://github.com/bec-project/bec_widgets/commit/959cedbbd5a123eef5f3370287bf6476c48caab9))
+
+- **signal_label**: Use read() instead of get() for init
+  ([`f0dc992`](https://github.com/bec-project/bec_widgets/commit/f0dc99258607a5cc8af51686d01f7fd54ae2779f))
+
+### Chores
+
+- Update client.py
+  ([`fd1f994`](https://github.com/bec-project/bec_widgets/commit/fd1f9941e046b7ae1e247dde39c20bcbc37ac189))
+
+### Features
+
+- **signal_label**: Property to display array data or not
+  ([`ca4f975`](https://github.com/bec-project/bec_widgets/commit/ca4f97503bf06363e8e8a5d494a9857223da4104))
+
+
+## v2.29.0 (2025-07-22)
+
+### Features
+
+- **notification_banner**: Notification centre for alarms implemented into BECMainWindow
+  ([`cd9d22d`](https://github.com/bec-project/bec_widgets/commit/cd9d22d0b40d633af76cb1188b57feb7b6a5dbf2))
+
+### Refactoring
+
+- **notification_banner**: Becnotificationbroker done as singleton to sync all windows in the
+  session
+  ([`7cda2ed`](https://github.com/bec-project/bec_widgets/commit/7cda2ed846d3c27799f4f15f6c5c667631b1ca55))
+
+
+## v2.28.0 (2025-07-21)
+
+### Features
+
+- Disable editing while scan active
+  ([`1397655`](https://github.com/bec-project/bec_widgets/commit/13976557fbdb71a1161029521d81a655d25dd134))
+
+- Remove and readd device for config changes
+  ([`8489ef4`](https://github.com/bec-project/bec_widgets/commit/8489ef4a69d69b39648b1a9270012f14f95c6121))
+
+- Save and load config from devicebrowser
+  ([`7f0098f`](https://github.com/bec-project/bec_widgets/commit/7f0098f1533d419cc75801c4d6cbea485c7bbf94))
+
+
+## v2.27.1 (2025-07-17)
+
+### Bug Fixes
+
+- **image_roi_tree**: Rois signals are disconnected when roi tree widget is closed
+  ([`00e3713`](https://github.com/bec-project/bec_widgets/commit/00e3713181916a432e4e9dec8a0d80205914cf77))
+
+
+## v2.27.0 (2025-07-17)
+
+### Features
+
+- Add monaco editor
+  ([`2373c7e`](https://github.com/bec-project/bec_widgets/commit/2373c7e996566a5b84c5a50e1c3e69de885713db))
+
+
+## v2.26.0 (2025-07-17)
+
+### Bug Fixes
+
+- **config label**: Reset offset when toggling the label action
+  ([`b8ae7b2`](https://github.com/bec-project/bec_widgets/commit/b8ae7b2e96071b6dc59dae7ffa72bbedc6aaea23))
+
+- **performance_bundle**: Fix performance bundle cleanup
+  ([`23674cc`](https://github.com/bec-project/bec_widgets/commit/23674ccf592a2caa0b57ae64ad1499c270b7d469))
+
+### Features
+
+- **device combobox**: Add option to insert an empty element
+  ([`debd347`](https://github.com/bec-project/bec_widgets/commit/debd347b64a3d2ca07ddcd5ef3a3394d1ffb67e3))
+
+- **heatmap**: Add interpolation and oversampling UI components
+  ([`1d8069e`](https://github.com/bec-project/bec_widgets/commit/1d8069e391412e3096a3c1e7181398dd4e609650))
+
+### Refactoring
+
+- **image_base**: Cleanup
+  ([`46a9178`](https://github.com/bec-project/bec_widgets/commit/46a91784d237137128965ad585e38085e931e5d4))
+
+### Testing
+
+- **history**: Add history message helper methods to conftest
+  ([`44cc061`](https://github.com/bec-project/bec_widgets/commit/44cc06137ccfbc087bdd3005156ff28effe05f23))
+
+
 ## v2.25.0 (2025-07-17)
 
 ### Bug Fixes

bec_widgets/__init__.py

@@ -1,4 +1,20 @@
+import os
+import sys
+
+import PySide6QtAds as QtAds
+
 from bec_widgets.utils.bec_widget import BECWidget
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 
+if sys.platform.startswith("linux"):
+    qt_platform = os.environ.get("QT_QPA_PLATFORM", "")
+    if qt_platform != "offscreen":
+        os.environ["QT_QPA_PLATFORM"] = "xcb"
+
+# Default QtAds configuration
+QtAds.CDockManager.setConfigFlag(QtAds.CDockManager.eConfigFlag.FocusHighlighting, True)
+QtAds.CDockManager.setConfigFlag(
+    QtAds.CDockManager.eConfigFlag.RetainTabSizeWhenCloseButtonHidden, True
+)
+
 __all__ = ["BECWidget", "SafeSlot", "SafeProperty"]

bec_widgets/applications/launch_window.py

@@ -31,7 +31,7 @@ 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
-from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow, UILaunchWindow
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow, BECMainWindowNoRPC
 from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
 
 if TYPE_CHECKING:  # pragma: no cover
@@ -395,20 +395,24 @@ class LaunchWindow(BECMainWindow):
             if isinstance(result_widget, BECMainWindow):
                 result_widget.show()
             else:
-                window = BECMainWindow()
+                window = BECMainWindowNoRPC()
                 window.setCentralWidget(result_widget)
                 window.setWindowTitle(f"BEC - {result_widget.objectName()}")
                 window.show()
             return result_widget
 
     def _launch_custom_ui_file(self, ui_file: str | None) -> BECMainWindow:
-        # Load the custom UI file
+        """
+        Load a custom .ui file. If the top-level widget is a MainWindow subclass,
+        instantiate it directly; otherwise, embed it in a UILaunchWindow.
+        """
         if ui_file is None:
             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)
 
+        # Parse the UI to detect top-level widget class
         tree = ET.parse(ui_file)
         root = tree.getroot()
         # Check if the top-level widget is a QMainWindow
@@ -416,19 +420,22 @@ class LaunchWindow(BECMainWindow):
         if widget is None:
             raise ValueError("No widget found in the UI file.")
 
-        if widget.attrib.get("class") == "QMainWindow":
-            raise ValueError(
-                "Loading a QMainWindow from a UI file is currently not supported. "
-                "If you need this, please contact the BEC team or create a ticket on gitlab.psi.ch/bec/bec_widgets."
-            )
+        # Load the UI into a widget
+        loader = UILoader(None)
+        loaded = loader.loader(ui_file)
+
+        # Display the UI in a BECMainWindow
+        if isinstance(loaded, BECMainWindow):
+            window = loaded
+            window.object_name = filename
+        else:
+            window = BECMainWindow(object_name=filename)
+            window.setCentralWidget(loaded)
 
-        window = UILaunchWindow(object_name=filename)
         QApplication.processEvents()
-        result_widget = UILoader(window).loader(ui_file)
-        window.setCentralWidget(result_widget)
-        window.setWindowTitle(f"BEC - {window.object_name}")
+        window.setWindowTitle(f"BEC - {filename}")
         window.show()
-        logger.info(f"Object name of new instance: {result_widget.objectName()}, {window.gui_id}")
+        logger.info(f"Launched custom UI: {filename}, type: {type(window).__name__}")
         return window
 
     def _launch_auto_update(self, auto_update: str) -> AutoUpdates:
@@ -451,7 +458,7 @@ class LaunchWindow(BECMainWindow):
 
         WidgetContainerUtils.raise_for_invalid_name(name)
 
-        window = BECMainWindow()
+        window = BECMainWindowNoRPC()
 
         widget_instance = widget(root_widget=True, object_name=name)
         assert isinstance(widget_instance, QWidget)

bec_widgets/cli/client_utils.py

@@ -14,18 +14,21 @@ from typing import TYPE_CHECKING, Literal, TypeAlias, cast
 
 from bec_lib.endpoints import MessageEndpoints
 from bec_lib.logger import bec_logger
-from bec_lib.utils.import_utils import lazy_import_from
+from bec_lib.utils.import_utils import lazy_import, lazy_import_from
 from rich.console import Console
 from rich.table import Table
 
-import bec_widgets.cli.client as client
 from bec_widgets.cli.rpc.rpc_base import RPCBase, RPCReference
 from bec_widgets.utils.serialization import register_serializer_extension
 
 if TYPE_CHECKING:  # pragma: no cover
     from bec_lib.messages import GUIRegistryStateMessage
+
+    import bec_widgets.cli.client as client
 else:
     GUIRegistryStateMessage = lazy_import_from("bec_lib.messages", "GUIRegistryStateMessage")
+    client = lazy_import("bec_widgets.cli.client")
+
 
 logger = bec_logger.logger
 
@@ -51,7 +54,7 @@ def _filter_output(output: str) -> str:
 
 
 def _get_output(process, logger) -> None:
-    log_func = {process.stdout: logger.debug, process.stderr: logger.error}
+    log_func = {process.stdout: logger.debug, process.stderr: logger.info}
     stream_buffer = {process.stdout: [], process.stderr: []}
     try:
         os.set_blocking(process.stdout.fileno(), False)
@@ -151,8 +154,10 @@ def wait_for_server(client: BECGuiClient):
             raise RuntimeError("GUI is not alive")
     try:
         if client._gui_started_event.wait(timeout=timeout):
-            client._gui_started_timer.cancel()
-            client._gui_started_timer.join()
+            if client._gui_started_timer is not None:
+                # cancel the timer, we are done
+                client._gui_started_timer.cancel()
+                client._gui_started_timer.join()
         else:
             raise TimeoutError("Could not connect to GUI server")
     finally:
@@ -261,13 +266,20 @@ class BECGuiClient(RPCBase):
 
     def start(self, wait: bool = False) -> None:
         """Start the GUI server."""
+        logger.warning("Using <gui>.start() is deprecated, use <gui>.show() instead.")
         return self._start(wait=wait)
 
-    def show(self):
-        """Show the GUI window."""
+    def show(self, wait=True) -> None:
+        """
+        Show the GUI window.
+        If the GUI server is not running, it will be started.
+
+        Args:
+            wait(bool): Whether to wait for the server to start. Defaults to True.
+        """
         if self._check_if_server_is_alive():
             return self._show_all()
-        return self.start(wait=True)
+        return self._start(wait=wait)
 
     def hide(self):
         """Hide the GUI window."""
@@ -382,6 +394,9 @@ class BECGuiClient(RPCBase):
         """
         Start the GUI server, and execute callback when it is launched
         """
+        if self._gui_is_alive():
+            self._gui_started_event.set()
+            return
         if self._process is None or self._process.poll() is not None:
             logger.success("GUI starting...")
             self._startup_timeout = 5
@@ -524,7 +539,7 @@ if __name__ == "__main__":  # pragma: no cover
         # Test the client_utils.py module
         gui = BECGuiClient()
 
-        gui.start(wait=True)
+        gui.show(wait=True)
         gui.new().new(widget="Waveform")
         time.sleep(10)
     finally:

bec_widgets/cli/generate_cli.py

@@ -53,7 +53,7 @@ from __future__ import annotations
 {base_imports}
 from bec_lib.logger import bec_logger
 
-from bec_widgets.cli.rpc.rpc_base import RPCBase, rpc_call
+from bec_widgets.cli.rpc.rpc_base import RPCBase, rpc_call, rpc_timeout
 {"from bec_widgets.utils.bec_plugin_helper import get_all_plugin_widgets, get_plugin_client_module" if self._base else ""}
 
 logger = bec_logger.logger
@@ -180,7 +180,10 @@ class {class_name}(RPCBase):"""
                     f"Method {method} not found in class {cls.__name__}. "
                     f"Please check the USER_ACCESS list."
                 )
-
+            if hasattr(obj, "__rpc_timeout__"):
+                timeout = {"value": obj.__rpc_timeout__}
+            else:
+                timeout = {}
             if isinstance(obj, (property, QtProperty)):
                 # for the cli, we can map qt properties to regular properties
                 if is_property_setter:
@@ -205,14 +208,26 @@ class {class_name}(RPCBase):"""
     def {method}{str(sig_overload)}: ...
     """
 
-                self.content += """
-    @rpc_call"""
+                self.content += f"""
+    {self._rpc_call(timeout)}"""
             self.content += f"""
     def {method}{str(sig)}:
         \"\"\"
 {doc}
         \"\"\""""
 
+    def _rpc_call(self, timeout_info: dict[str, float | None]):
+        """
+        Decorator to mark a method as an RPC call.
+        This is used to generate the client code for the method.
+        """
+        if not timeout_info:
+            return "@rpc_call"
+        timeout = timeout_info.get("value", None)
+        return f"""
+    @rpc_timeout({timeout})
+    @rpc_call"""
+
     def write(self, file_name: str):
         """
         Write the content to a file, automatically formatted with black.

bec_widgets/cli/rpc/rpc_base.py

@@ -7,6 +7,7 @@ from functools import wraps
 from typing import TYPE_CHECKING, Any, cast
 
 from bec_lib.client import BECClient
+from bec_lib.device import DeviceBaseWithConfig
 from bec_lib.endpoints import MessageEndpoints
 from bec_lib.utils.import_utils import lazy_import, lazy_import_from
 
@@ -24,6 +25,43 @@ else:
 # pylint: disable=protected-access
 
 
+def _name_arg(arg):
+    if isinstance(arg, DeviceBaseWithConfig):
+        # if dev.<device> is passed to GUI, it passes full_name
+        if hasattr(arg, "full_name"):
+            return arg.full_name
+    elif hasattr(arg, "name"):
+        return arg.name
+    return arg
+
+
+def _transform_args_kwargs(args, kwargs) -> tuple[tuple, dict]:
+    return tuple(_name_arg(arg) for arg in args), {k: _name_arg(v) for k, v in kwargs.items()}
+
+
+def rpc_timeout(timeout):
+    """
+    A decorator to set a timeout for an RPC call.
+
+    Args:
+        timeout: The timeout in seconds.
+
+    Returns:
+        The decorated function.
+    """
+
+    def decorator(func):
+        @wraps(func)
+        def wrapper(self, *args, **kwargs):
+            if "timeout" not in kwargs:
+                kwargs["timeout"] = timeout
+            return func(self, *args, **kwargs)
+
+        return wrapper
+
+    return decorator
+
+
 def rpc_call(func):
     """
     A decorator for calling a function on the server.
@@ -47,15 +85,7 @@ def rpc_call(func):
                 return None  # func(*args, **kwargs)
             caller_frame = caller_frame.f_back
 
-        out = []
-        for arg in args:
-            if hasattr(arg, "name"):
-                arg = arg.name
-            out.append(arg)
-        args = tuple(out)
-        for key, val in kwargs.items():
-            if hasattr(val, "name"):
-                kwargs[key] = val.name
+        args, kwargs = _transform_args_kwargs(args, kwargs)
         if not self._root._gui_is_alive():
             raise RuntimeError("GUI is not alive")
         return self._run_rpc(func.__name__, *args, **kwargs)

bec_widgets/cli/server.py

@@ -7,8 +7,11 @@ import signal
 import sys
 from contextlib import redirect_stderr, redirect_stdout
 
+import darkdetect
 from bec_lib.logger import bec_logger
 from bec_lib.service_config import ServiceConfig
+from bec_qthemes import apply_theme
+from qtmonaco.pylsp_provider import pylsp_server
 from qtpy.QtCore import QSize, Qt
 from qtpy.QtGui import QIcon
 from qtpy.QtWidgets import QApplication
@@ -91,6 +94,11 @@ class GUIServer:
         Run the GUI server.
         """
         self.app = QApplication(sys.argv)
+        if darkdetect.isDark():
+            apply_theme("dark")
+        else:
+            apply_theme("light")
+
         self.app.setApplicationName("BEC")
         self.app.gui_id = self.gui_id  # type: ignore
         self.setup_bec_icon()
@@ -142,6 +150,8 @@ class GUIServer:
         """
         Shutdown the GUI server.
         """
+        if pylsp_server.is_running():
+            pylsp_server.stop()
         if self.dispatcher:
             self.dispatcher.stop_cli_server()
             self.dispatcher.disconnect_all()

bec_widgets/examples/bec_main_app/bec_main_app.py

@@ -0,0 +1,67 @@
+from qtpy import QtCore, QtWidgets
+
+from bec_widgets.examples.device_manager_view.device_manager_view import DeviceManagerView
+from bec_widgets.widgets.containers.advanced_dock_area.advanced_dock_area import AdvancedDockArea
+
+
+class BECMainApp(QtWidgets.QWidget):
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        # Main layout
+        layout = QtWidgets.QVBoxLayout(self)
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.setSpacing(0)
+
+        # Tab widget as central area
+        self.tabs = QtWidgets.QTabWidget(self)
+        self.tabs.setContentsMargins(0, 0, 0, 0)
+        self.tabs.setTabPosition(QtWidgets.QTabWidget.West)  # Tabs on the left side
+
+        layout.addWidget(self.tabs)
+        # Add DM
+        self._add_device_manager_view()
+
+        # Add Plot area
+        self._add_ad_dockarea()
+
+        # Adjust size of tab bar
+        # TODO not yet properly working, tabs a spread across the full length, to be checked!
+        tab_bar = self.tabs.tabBar()
+        tab_bar.setFixedWidth(tab_bar.sizeHint().width())
+
+    def _add_device_manager_view(self) -> None:
+        self.device_manager_view = DeviceManagerView(parent=self)
+        self.add_tab(self.device_manager_view, "Device Manager")
+
+    def _add_ad_dockarea(self) -> None:
+        self.advanced_dock_area = AdvancedDockArea(parent=self)
+        self.add_tab(self.advanced_dock_area, "Plot Area")
+
+    def add_tab(self, widget: QtWidgets.QWidget, title: str):
+        """Add a custom QWidget as a tab."""
+        tab_container = QtWidgets.QWidget()
+        tab_layout = QtWidgets.QVBoxLayout(tab_container)
+        tab_layout.setContentsMargins(0, 0, 0, 0)
+        tab_layout.setSpacing(0)
+
+        tab_layout.addWidget(widget)
+        self.tabs.addTab(tab_container, title)
+
+
+if __name__ == "__main__":
+    import sys
+
+    from bec_lib.bec_yaml_loader import yaml_load
+    from bec_qthemes import apply_theme
+
+    app = QtWidgets.QApplication(sys.argv)
+    apply_theme("light")
+    win = BECMainApp()
+    config_path = "/Users/appel_c/work_psi_awi/bec_workspace/csaxs_bec/csaxs_bec/device_configs/first_light.yaml"
+    cfg = yaml_load(config_path)
+    cfg.update({"device_will_fail": {"name": "device_will_fail", "some_param": 1}})
+    win.device_manager_view.device_table_view.set_device_config(cfg)
+    win.resize(1920, 1080)
+    win.show()
+    sys.exit(app.exec_())

bec_widgets/examples/device_manager_view/device_manager_view.py

@@ -0,0 +1,488 @@
+from __future__ import annotations
+
+import os
+from typing import TYPE_CHECKING, List
+
+import PySide6QtAds as QtAds
+import yaml
+from bec_lib.bec_yaml_loader import yaml_load
+from bec_lib.file_utils import DeviceConfigWriter
+from bec_lib.logger import bec_logger
+from bec_lib.plugin_helper import plugin_package_name, plugin_repo_path
+from bec_qthemes import apply_theme
+from PySide6QtAds import CDockManager, CDockWidget
+from qtpy.QtCore import Qt, QTimer
+from qtpy.QtWidgets import QFileDialog, QMessageBox, QSplitter, QVBoxLayout, QWidget
+
+from bec_widgets import BECWidget
+from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.utils.toolbars.actions import MaterialIconAction
+from bec_widgets.utils.toolbars.bundles import ToolbarBundle
+from bec_widgets.utils.toolbars.toolbar import ModularToolBar
+from bec_widgets.widgets.containers.advanced_dock_area.advanced_dock_area import AdvancedDockArea
+from bec_widgets.widgets.control.device_manager.components import (
+    DeviceTableView,
+    DMConfigView,
+    DMOphydTest,
+    DocstringView,
+)
+
+if TYPE_CHECKING:
+    from bec_lib.client import BECClient
+
+logger = bec_logger.logger
+
+
+def set_splitter_weights(splitter: QSplitter, weights: List[float]) -> None:
+    """
+    Apply initial sizes to a splitter using weight ratios, e.g. [1,3,2,1].
+    Works for horizontal or vertical splitters and sets matching stretch factors.
+    """
+
+    def apply():
+        n = splitter.count()
+        if n == 0:
+            return
+        w = list(weights[:n]) + [1] * max(0, n - len(weights))
+        w = [max(0.0, float(x)) for x in w]
+        tot_w = sum(w)
+        if tot_w <= 0:
+            w = [1.0] * n
+            tot_w = float(n)
+        total_px = (
+            splitter.width() if splitter.orientation() == Qt.Horizontal else splitter.height()
+        )
+        if total_px < 2:
+            QTimer.singleShot(0, apply)
+            return
+        sizes = [max(1, int(total_px * (wi / tot_w))) for wi in w]
+        diff = total_px - sum(sizes)
+        if diff != 0:
+            idx = max(range(n), key=lambda i: w[i])
+            sizes[idx] = max(1, sizes[idx] + diff)
+        splitter.setSizes(sizes)
+        for i, wi in enumerate(w):
+            splitter.setStretchFactor(i, max(1, int(round(wi * 100))))
+
+    QTimer.singleShot(0, apply)
+
+
+class DeviceManagerView(BECWidget, QWidget):
+
+    def __init__(self, parent=None, *args, **kwargs):
+        super().__init__(parent=parent, client=None, *args, **kwargs)
+
+        # Top-level layout hosting a toolbar and the dock manager
+        self._root_layout = QVBoxLayout(self)
+        self._root_layout.setContentsMargins(0, 0, 0, 0)
+        self._root_layout.setSpacing(0)
+        self.dock_manager = CDockManager(self)
+        self._root_layout.addWidget(self.dock_manager)
+
+        # Available Resources Widget
+        self.available_devices = QWidget(self)
+        self.available_devices_dock = QtAds.CDockWidget("Available Devices", self)
+        self.available_devices_dock.setWidget(self.available_devices)
+
+        # Device Table View widget
+        self.device_table_view = DeviceTableView(self)
+        self.device_table_view_dock = QtAds.CDockWidget("Device Table", self)
+        self.device_table_view_dock.setWidget(self.device_table_view)
+
+        # Device Config View widget
+        self.dm_config_view = DMConfigView(self)
+        self.dm_config_view_dock = QtAds.CDockWidget("Device Config View", self)
+        self.dm_config_view_dock.setWidget(self.dm_config_view)
+
+        # Docstring View
+        self.dm_docs_view = DocstringView(self)
+        self.dm_docs_view_dock = QtAds.CDockWidget("Docstring View", self)
+        self.dm_docs_view_dock.setWidget(self.dm_docs_view)
+
+        # Ophyd Test view
+        self.ophyd_test_view = DMOphydTest(self)
+        self.ophyd_test_dock_view = QtAds.CDockWidget("Ophyd Test View", self)
+        self.ophyd_test_dock_view.setWidget(self.ophyd_test_view)
+
+        # Arrange widgets within the QtAds dock manager
+
+        # Central widget area
+        self.central_dock_area = self.dock_manager.setCentralWidget(self.device_table_view_dock)
+        self.dock_manager.addDockWidget(
+            QtAds.DockWidgetArea.BottomDockWidgetArea,
+            self.dm_docs_view_dock,
+            self.central_dock_area,
+        )
+
+        # Left Area
+        self.left_dock_area = self.dock_manager.addDockWidget(
+            QtAds.DockWidgetArea.LeftDockWidgetArea, self.available_devices_dock
+        )
+        self.dock_manager.addDockWidget(
+            QtAds.DockWidgetArea.BottomDockWidgetArea, self.dm_config_view_dock, self.left_dock_area
+        )
+
+        # Right area
+        self.dock_manager.addDockWidget(
+            QtAds.DockWidgetArea.RightDockWidgetArea, self.ophyd_test_dock_view
+        )
+
+        for dock in self.dock_manager.dockWidgets():
+            # dock.setFeature(CDockWidget.DockWidgetDeleteOnClose, True)#TODO implement according to MonacoDock or AdvancedDockArea
+            # dock.setFeature(CDockWidget.CustomCloseHandling, True) #TODO same
+            dock.setFeature(CDockWidget.DockWidgetClosable, False)
+            dock.setFeature(CDockWidget.DockWidgetFloatable, False)
+            dock.setFeature(CDockWidget.DockWidgetMovable, False)
+
+        # Fetch all dock areas of the dock widgets (on our case always one dock area)
+        for dock in self.dock_manager.dockWidgets():
+            area = dock.dockAreaWidget()
+            area.titleBar().setVisible(False)
+
+        # Apply stretch after the layout is done
+        self.set_default_view([2, 8, 2], [3, 1])
+        # self.set_default_view([2, 8, 2], [2, 2, 4])
+
+        # Connect slots
+        self.device_table_view.selected_device.connect(self.dm_config_view.on_select_config)
+        self.device_table_view.selected_device.connect(self.dm_docs_view.on_select_config)
+        self.ophyd_test_view.device_validated.connect(
+            self.device_table_view.update_device_validation
+        )
+        self.device_table_view.device_configs_added.connect(self.ophyd_test_view.add_device_configs)
+
+        self._add_toolbar()
+
+    def _add_toolbar(self):
+        self.toolbar = ModularToolBar(self)
+
+        # Add IO actions
+        self._add_io_actions()
+        self._add_table_actions()
+        self.toolbar.show_bundles(["IO", "Table"])
+        self._root_layout.insertWidget(0, self.toolbar)
+
+    def _add_io_actions(self):
+        # Create IO bundle
+        io_bundle = ToolbarBundle("IO", self.toolbar.components)
+
+        # Add load config from plugin dir
+        self.toolbar.add_bundle(io_bundle)
+
+        load = MaterialIconAction(
+            icon_name="file_open", parent=self, tooltip="Load configuration file from disk"
+        )
+        self.toolbar.components.add_safe("load", load)
+        load.action.triggered.connect(self._load_file_action)
+        io_bundle.add_action("load")
+
+        # Add safe to disk
+        safe_to_disk = MaterialIconAction(
+            icon_name="file_save", parent=self, tooltip="Save config to disk"
+        )
+        self.toolbar.components.add_safe("safe_to_disk", safe_to_disk)
+        safe_to_disk.action.triggered.connect(self._safe_to_disk_action)
+        io_bundle.add_action("safe_to_disk")
+
+        # Add load config from redis
+        load_redis = MaterialIconAction(
+            icon_name="cached", parent=self, tooltip="Load current config from Redis"
+        )
+        load_redis.action.triggered.connect(self._load_redis_action)
+        self.toolbar.components.add_safe("load_redis", load_redis)
+        io_bundle.add_action("load_redis")
+
+        # Update config action
+        update_config_redis = MaterialIconAction(
+            icon_name="cloud_upload", parent=self, tooltip="Update current config in Redis"
+        )
+        update_config_redis.action.triggered.connect(self._update_redis_action)
+        self.toolbar.components.add_safe("update_config_redis", update_config_redis)
+        io_bundle.add_action("update_config_redis")
+
+    # Table actions
+
+    def _add_table_actions(self) -> None:
+        table_bundle = ToolbarBundle("Table", self.toolbar.components)
+
+        # Add load config from plugin dir
+        self.toolbar.add_bundle(table_bundle)
+
+        # Reset composed view
+        reset_composed = MaterialIconAction(
+            icon_name="delete_sweep", parent=self, tooltip="Reset current composed config view"
+        )
+        reset_composed.action.triggered.connect(self._reset_composed_view)
+        self.toolbar.components.add_safe("reset_composed", reset_composed)
+        table_bundle.add_action("reset_composed")
+
+        # Add device
+        add_device = MaterialIconAction(icon_name="add", parent=self, tooltip="Add new device")
+        add_device.action.triggered.connect(self._add_device_action)
+        self.toolbar.components.add_safe("add_device", add_device)
+        table_bundle.add_action("add_device")
+
+        # Remove device
+        remove_device = MaterialIconAction(icon_name="remove", parent=self, tooltip="Remove device")
+        remove_device.action.triggered.connect(self._remove_device_action)
+        self.toolbar.components.add_safe("remove_device", remove_device)
+        table_bundle.add_action("remove_device")
+
+        # Rerun validation
+        rerun_validation = MaterialIconAction(
+            icon_name="checklist", parent=self, tooltip="Run device validation on selected devices"
+        )
+        rerun_validation.action.triggered.connect(self._rerun_validation_action)
+        self.toolbar.components.add_safe("rerun_validation", rerun_validation)
+        table_bundle.add_action("rerun_validation")
+
+        # Most likly, no actions on available devices
+        # Actions (vielleicht bundle fuer available devices )
+        # - reset composed view
+        # - add new device (EpicsMotor, EpicsMotorECMC, EpicsSignal, CustomDevice)
+        # - remove device
+        # - rerun validation (with/without connect)
+
+    # IO actions
+
+    @SafeSlot()
+    def _load_file_action(self):
+        """Action for the 'load' action to load a config from disk for the io_bundle of the toolbar."""
+        # Check if plugin repo is installed...
+        try:
+            plugin_path = plugin_repo_path()
+            plugin_name = plugin_package_name()
+            config_path = os.path.join(plugin_path, plugin_name, "device_configs")
+        except ValueError:
+            # Get the recovery config path as fallback
+            config_path = self._get_recovery_config_path()
+            logger.warning(
+                f"No plugin repository installed, fallback to recovery config path: {config_path}"
+            )
+
+        # Implement the file loading logic here
+        start_dir = os.path.abspath(config_path)
+        file_path, _ = QFileDialog.getOpenFileName(
+            self, caption="Select Config File", dir=start_dir
+        )
+        if file_path:
+            try:
+                config = yaml_load(file_path)
+            except Exception as e:
+                logger.error(f"Failed to load config from file {file_path}. Error: {e}")
+                return
+            self.device_table_view.set_device_config(
+                config
+            )  # TODO ADD QDialog with 'replace', 'add' & 'cancel'
+
+    # TODO would we ever like to add the current config to an existing composition
+    @SafeSlot()
+    def _load_redis_action(self):
+        """Action for the 'load_redis' action to load the current config from Redis for the io_bundle of the toolbar."""
+        reply = QMessageBox.question(
+            self,
+            "Load currently active config",
+            "Do you really want to flush the current config and reload?",
+            QMessageBox.Yes | QMessageBox.No,
+            QMessageBox.No,
+        )
+        if reply == QMessageBox.Yes:
+            cfg = {}
+            config_list = self.client.device_manager._get_redis_device_config()
+            for item in config_list:
+                k = item["name"]
+                item.pop("name")
+                cfg[k] = item
+            self.device_table_view.set_device_config(cfg)
+        else:
+            return
+
+    @SafeSlot()
+    def _safe_to_disk_action(self):
+        """Action for the 'safe_to_disk' action to save the current config to disk."""
+        # Check if plugin repo is installed...
+        try:
+            config_path = self._get_recovery_config_path()
+        except ValueError:
+            # Get the recovery config path as fallback
+            config_path = os.path.abspath(os.path.expanduser("~"))
+            logger.warning(f"Failed to find recovery config path, fallback to: {config_path}")
+
+        # Implement the file loading logic here
+        file_path, _ = QFileDialog.getSaveFileName(
+            self, caption="Save Config File", dir=config_path
+        )
+        if file_path:
+            config = self.device_table_view.get_device_config()
+            with open(file_path, "w") as file:
+                file.write(yaml.dump(config))
+
+    # TODO add here logic, should be asyncronous, but probably block UI, and show a loading spinner. If failed, it should report..
+    @SafeSlot()
+    def _update_redis_action(self):
+        """Action for the 'update_redis' action to update the current config in Redis."""
+        config = self.device_table_view.get_device_config()
+        reply = QMessageBox.question(
+            self,
+            "Not implemented yet",
+            "This feature has not been implemented yet, will be coming soon...!!",
+            QMessageBox.Cancel,
+            QMessageBox.Cancel,
+        )
+
+    # Table actions
+
+    @SafeSlot()
+    def _reset_composed_view(self):
+        """Action for the 'reset_composed_view' action to reset the composed view."""
+        reply = QMessageBox.question(
+            self,
+            "Clear View",
+            "You are about to clear the current composed config view, please confirm...",
+            QMessageBox.Yes | QMessageBox.No,
+            QMessageBox.No,
+        )
+        if reply == QMessageBox.Yes:
+            self.device_table_view.clear_device_configs()
+
+    # TODO Here we would like to implement a custom popup view, that allows to add new devices
+    # We want to have a combobox to choose from EpicsMotor, EpicsMotorECMC, EpicsSignal, EpicsSignalRO, and maybe EpicsSignalWithRBV and custom Device
+    # For all default Epics devices, we would like to preselect relevant fields, and prompt them with the proper deviceConfig args already, i.e. 'prefix', 'read_pv', 'write_pv' etc..
+    # For custom Device, they should receive all options. It might be cool to get a side panel with docstring view of the class upon inspecting it to make it easier in case deviceConfig entries are required..
+    @SafeSlot()
+    def _add_device_action(self):
+        """Action for the 'add_device' action to add a new device."""
+        # Implement the logic to add a new device
+        reply = QMessageBox.question(
+            self,
+            "Not implemented yet",
+            "This feature has not been implemented yet, will be coming soon...!!",
+            QMessageBox.Cancel,
+            QMessageBox.Cancel,
+        )
+
+    # TODO fix the device table remove actions. This is currently not working properly...
+    @SafeSlot()
+    def _remove_device_action(self):
+        """Action for the 'remove_device' action to remove a device."""
+        reply = QMessageBox.question(
+            self,
+            "Not implemented yet",
+            "This feature has not been implemented yet, will be coming soon...!!",
+            QMessageBox.Cancel,
+            QMessageBox.Cancel,
+        )
+
+    # TODO implement proper logic for validation. We should also carefully review how these jobs update the table, and how we can cancel pending validations
+    # in case they are no longer relevant. We might want to 'block' the interactivity on the items for which validation runs with 'connect'!
+    @SafeSlot()
+    def _rerun_validation_action(self):
+        """Action for the 'rerun_validation' action to rerun validation on selected devices."""
+        # Implement the logic to rerun validation on selected devices
+        reply = QMessageBox.question(
+            self,
+            "Not implemented yet",
+            "This feature has not been implemented yet, will be coming soon...!!",
+            QMessageBox.Cancel,
+            QMessageBox.Cancel,
+        )
+
+    ####### Default view has to be done with setting up splitters ########
+    def set_default_view(self, horizontal_weights: list, vertical_weights: list):
+        """Apply initial weights to every horizontal and vertical splitter.
+
+        Examples:
+            horizontal_weights = [1, 3, 2, 1]
+            vertical_weights   = [3, 7]  # top:bottom = 30:70
+        """
+        splitters_h = []
+        splitters_v = []
+        for splitter in self.findChildren(QSplitter):
+            if splitter.orientation() == Qt.Horizontal:
+                splitters_h.append(splitter)
+            elif splitter.orientation() == Qt.Vertical:
+                splitters_v.append(splitter)
+
+        def apply_all():
+            for s in splitters_h:
+                set_splitter_weights(s, horizontal_weights)
+            for s in splitters_v:
+                set_splitter_weights(s, vertical_weights)
+
+        QTimer.singleShot(0, apply_all)
+
+    def set_stretch(self, *, horizontal=None, vertical=None):
+        """Update splitter weights and re-apply to all splitters.
+
+        Accepts either a list/tuple of weights (e.g., [1,3,2,1]) or a role dict
+        for convenience: horizontal roles = {"left","center","right"},
+        vertical roles = {"top","bottom"}.
+        """
+
+        def _coerce_h(x):
+            if x is None:
+                return None
+            if isinstance(x, (list, tuple)):
+                return list(map(float, x))
+            if isinstance(x, dict):
+                return [
+                    float(x.get("left", 1)),
+                    float(x.get("center", x.get("middle", 1))),
+                    float(x.get("right", 1)),
+                ]
+            return None
+
+        def _coerce_v(x):
+            if x is None:
+                return None
+            if isinstance(x, (list, tuple)):
+                return list(map(float, x))
+            if isinstance(x, dict):
+                return [float(x.get("top", 1)), float(x.get("bottom", 1))]
+            return None
+
+        h = _coerce_h(horizontal)
+        v = _coerce_v(vertical)
+        if h is None:
+            h = [1, 1, 1]
+        if v is None:
+            v = [1, 1]
+        self.set_default_view(h, v)
+
+    def _get_recovery_config_path(self) -> str:
+        """Get the recovery config path from the log_writer config."""
+        # pylint: disable=protected-access
+        log_writer_config: BECClient = self.client._service_config.config.get("log_writer", {})
+        writer = DeviceConfigWriter(service_config=log_writer_config)
+        return os.path.abspath(os.path.expanduser(writer.get_recovery_directory()))
+
+
+if __name__ == "__main__":
+    import sys
+    from copy import deepcopy
+
+    from bec_lib.bec_yaml_loader import yaml_load
+    from qtpy.QtWidgets import QApplication
+
+    from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
+
+    app = QApplication(sys.argv)
+    w = QWidget()
+    l = QVBoxLayout()
+    w.setLayout(l)
+    apply_theme("dark")
+    button = DarkModeButton()
+    l.addWidget(button)
+    device_manager_view = DeviceManagerView()
+    l.addWidget(device_manager_view)
+    # config_path = "/Users/appel_c/work_psi_awi/bec_workspace/csaxs_bec/csaxs_bec/device_configs/first_light.yaml"
+    # cfg = yaml_load(config_path)
+    # cfg.update({"device_will_fail": {"name": "device_will_fail", "some_param": 1}})
+
+    # # config = device_manager_view.client.device_manager._get_redis_device_config()
+    # device_manager_view.device_table_view.set_device_config(cfg)
+    w.show()
+    w.setWindowTitle("Device Manager View")
+    w.resize(1920, 1080)
+    # developer_view.set_stretch(horizontal=[1, 3, 2], vertical=[5, 5]) #can be set during runtime
+    sys.exit(app.exec_())

bec_widgets/examples/device_manager_view/device_manager_widget.py

@@ -0,0 +1,110 @@
+"""Top Level wrapper for device_manager widget"""
+
+from __future__ import annotations
+
+import os
+
+from bec_lib.bec_yaml_loader import yaml_load
+from bec_lib.logger import bec_logger
+from bec_qthemes import material_icon
+from qtpy import QtCore, QtWidgets
+
+from bec_widgets.examples.device_manager_view.device_manager_view import DeviceManagerView
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.error_popups import SafeSlot
+
+logger = bec_logger.logger
+
+
+class DeviceManagerWidget(BECWidget, QtWidgets.QWidget):
+
+    def __init__(self, parent=None, client=None):
+        super().__init__(client=client, parent=parent)
+        self.stacked_layout = QtWidgets.QStackedLayout()
+        self.stacked_layout.setContentsMargins(0, 0, 0, 0)
+        self.stacked_layout.setSpacing(0)
+        self.stacked_layout.setStackingMode(QtWidgets.QStackedLayout.StackAll)
+        self.setLayout(self.stacked_layout)
+
+        # Add device manager view
+        self.device_manager_view = DeviceManagerView()
+        self.stacked_layout.addWidget(self.device_manager_view)
+
+        # Add overlay widget
+        self._overlay_widget = QtWidgets.QWidget(self)
+        self._customize_overlay()
+        self.stacked_layout.addWidget(self._overlay_widget)
+        self.stacked_layout.setCurrentWidget(self._overlay_widget)
+
+    def _customize_overlay(self):
+        self._overlay_widget.setStyleSheet(
+            "background: qlineargradient(x1:0, y1:0, x2:0, y2:1,stop:0 #ffffff, stop:1 #e0e0e0);"
+        )
+        self._overlay_widget.setAutoFillBackground(True)
+        self._overlay_layout = QtWidgets.QVBoxLayout()
+        self._overlay_layout.setAlignment(QtCore.Qt.AlignmentFlag.AlignCenter)
+        self._overlay_widget.setLayout(self._overlay_layout)
+        self._overlay_widget.setSizePolicy(
+            QtWidgets.QSizePolicy.Policy.Expanding, QtWidgets.QSizePolicy.Policy.Expanding
+        )
+        # Load current config
+        self.button_load_current_config = QtWidgets.QPushButton("Load Current Config")
+        icon = material_icon(icon_name="database", size=(24, 24), convert_to_pixmap=False)
+        self.button_load_current_config.setIcon(icon)
+        self._overlay_layout.addWidget(self.button_load_current_config)
+        self.button_load_current_config.clicked.connect(self._load_config_clicked)
+        # Load config from disk
+        self.button_load_config_from_file = QtWidgets.QPushButton("Load Config From File")
+        icon = material_icon(icon_name="folder", size=(24, 24), convert_to_pixmap=False)
+        self.button_load_config_from_file.setIcon(icon)
+        self._overlay_layout.addWidget(self.button_load_config_from_file)
+        self.button_load_config_from_file.clicked.connect(self._load_config_from_file_clicked)
+        self._overlay_widget.setVisible(True)
+
+    def _load_config_from_file_clicked(self):
+        """Handle click on 'Load Config From File' button."""
+        start_dir = os.path.expanduser("~")
+        file_path, _ = QtWidgets.QFileDialog.getOpenFileName(
+            self, caption="Select Config File", dir=start_dir
+        )
+        if file_path:
+            self._load_config_from_file(file_path)
+
+    def _load_config_from_file(self, file_path: str):
+        try:
+            config = yaml_load(file_path)
+        except Exception as e:
+            logger.error(f"Failed to load config from file {file_path}. Error: {e}")
+            return
+        config_list = []
+        for name, cfg in config.items():
+            config_list.append(cfg)
+            config_list[-1]["name"] = name
+        self.device_manager_view.device_table_view.set_device_config(config_list)
+        # self.device_manager_view.ophyd_test.on_device_config_update(config)
+        self.stacked_layout.setCurrentWidget(self.device_manager_view)
+
+    @SafeSlot()
+    def _load_config_clicked(self):
+        """Handle click on 'Load Current Config' button."""
+        config = self.client.device_manager._get_redis_device_config()
+        config.append({"name": "wrong_device", "some_value": 1})
+        self.device_manager_view.device_table_view.set_device_config(config)
+        # self.device_manager_view.ophyd_test.on_device_config_update(config)
+        self.stacked_layout.setCurrentWidget(self.device_manager_view)
+
+
+if __name__ == "__main__":
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    device_manager = DeviceManagerWidget()
+    # config = device_manager.client.device_manager._get_redis_device_config()
+    # device_manager.device_table_view.set_device_config(config)
+    device_manager.show()
+    device_manager.setWindowTitle("Device Manager View")
+    device_manager.resize(1600, 1200)
+    # developer_view.set_stretch(horizontal=[1, 3, 2], vertical=[5, 5]) #can be set during runtime
+    sys.exit(app.exec_())

bec_widgets/examples/jupyter_console/jupyter_console_window.py

@@ -15,7 +15,9 @@ from qtpy.QtWidgets import (
 )
 
 from bec_widgets.utils import BECDispatcher
+from bec_widgets.utils.colors import apply_theme
 from bec_widgets.utils.widget_io import WidgetHierarchy as wh
+from bec_widgets.widgets.containers.advanced_dock_area.advanced_dock_area import AdvancedDockArea
 from bec_widgets.widgets.containers.dock import BECDockArea
 from bec_widgets.widgets.containers.layout_manager.layout_manager import LayoutManagerWidget
 from bec_widgets.widgets.editors.jupyter_console.jupyter_console import BECJupyterConsole
@@ -44,6 +46,7 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
                     "wh": wh,
                     "dock": self.dock,
                     "im": self.im,
+                    "ads": self.ads,
                     # "mi": self.mi,
                     # "mm": self.mm,
                     # "lm": self.lm,
@@ -120,14 +123,12 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
         tab_widget.addTab(sixth_tab, "Image Next Gen")
         tab_widget.setCurrentIndex(1)
         #
-        # seventh_tab = QWidget()
-        # seventh_tab_layout = QVBoxLayout(seventh_tab)
-        # self.scatter = ScatterWaveform()
-        # self.scatter_mi = self.scatter.main_curve
-        # self.scatter.plot("samx", "samy", "bpm4i")
-        # seventh_tab_layout.addWidget(self.scatter)
-        # tab_widget.addTab(seventh_tab, "Scatter Waveform")
-        # tab_widget.setCurrentIndex(6)
+        seventh_tab = QWidget()
+        seventh_tab_layout = QVBoxLayout(seventh_tab)
+        self.ads = AdvancedDockArea(gui_id="ads")
+        seventh_tab_layout.addWidget(self.ads)
+        tab_widget.addTab(seventh_tab, "ADS")
+        tab_widget.setCurrentIndex(2)
         #
         # eighth_tab = QWidget()
         # eighth_tab_layout = QVBoxLayout(eighth_tab)
@@ -169,6 +170,7 @@ if __name__ == "__main__":  # pragma: no cover
     module_path = os.path.dirname(bec_widgets.__file__)
 
     app = QApplication(sys.argv)
+    apply_theme("dark")
     app.setApplicationName("Jupyter Console")
     app.setApplicationDisplayName("Jupyter Console")
     icon = material_icon("terminal", color=(255, 255, 255, 255), filled=True)

bec_widgets/utils/bec_connector.py

@@ -77,6 +77,8 @@ class BECConnector:
 
     USER_ACCESS = ["_config_dict", "_get_all_rpc", "_rpc_id"]
     EXIT_HANDLERS = {}
+    widget_removed = Signal()
+    name_established = Signal(str)
 
     def __init__(
         self,
@@ -161,8 +163,6 @@ class BECConnector:
 
         # 2) Enforce unique objectName among siblings with the same BECConnector parent
         self.setParent(parent)
-        if isinstance(self.parent(), QObject) and hasattr(self, "cleanup"):
-            self.parent().destroyed.connect(self._run_cleanup_on_deleted_parent)
 
         # Error popups
         self.error_utility = ErrorPopupUtility()
@@ -186,24 +186,6 @@ class BECConnector:
         except:
             logger.error(f"Error getting parent_id for {self.__class__.__name__}")
 
-    def _run_cleanup_on_deleted_parent(self) -> None:
-        """
-        Run cleanup on the deleted parent.
-        This method is called when the parent is deleted.
-        """
-        if not hasattr(self, "cleanup"):
-            return
-        try:
-            if not self._destroyed:
-                self.cleanup()
-                self._destroyed = True
-        except Exception:
-            content = traceback.format_exc()
-            logger.info(
-                "Failed to run cleanup on deleted parent. "
-                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.
@@ -224,6 +206,10 @@ class BECConnector:
         self._enforce_unique_sibling_name()
         # 2) Register the object for RPC
         self.rpc_register.add_rpc(self)
+        try:
+            self.name_established.emit(self.object_name)
+        except RuntimeError:
+            return
 
     def _enforce_unique_sibling_name(self):
         """
@@ -470,6 +456,7 @@ class BECConnector:
         # i.e. Curve Item from Waveform
         else:
             self.rpc_register.remove_rpc(self)
+        self.widget_removed.emit()  # Emit the remove signal to notify listeners (eg docks in QtADS)
 
     def get_config(self, dict_output: bool = True) -> dict | BaseModel:
         """

bec_widgets/utils/bec_plugin_helper.py

@@ -38,9 +38,11 @@ def _loaded_submodules_from_specs(
         try:
             submodule.__loader__.exec_module(submodule)
         except Exception as e:
-            logger.error(
-                f"Error loading plugin {submodule}: \n{''.join(traceback.format_exception(e))}"
-            )
+            exception_text = "".join(traceback.format_exception(e))
+            if "(most likely due to a circular import)" in exception_text:
+                logger.warning(f"Circular import encountered while loading {submodule}")
+            else:
+                logger.error(f"Error loading plugin {submodule}: \n{exception_text}")
         yield submodule
 
 
@@ -59,7 +61,8 @@ def _get_widgets_from_module(module: ModuleType) -> BECClassContainer:
         module,
         predicate=lambda item: inspect.isclass(item)
         and issubclass(item, BECWidget)
-        and item is not BECWidget,
+        and item is not BECWidget
+        and not item.__module__.startswith("bec_widgets"),
     )
     return BECClassContainer(
         BECClassInfo(name=k, module=module.__name__, file=module.__loader__.get_filename(), obj=v)

bec_widgets/utils/bec_plugin_manager/create/widget.py

@@ -0,0 +1,86 @@
+import traceback
+from pathlib import Path
+from typing import Annotated
+
+import copier
+import typer
+from bec_lib.logger import bec_logger
+from bec_lib.plugin_helper import plugin_repo_path
+from bec_lib.utils.plugin_manager._constants import ANSWER_KEYS
+from bec_lib.utils.plugin_manager._util import existing_data, git_stage_files, make_commit
+
+from bec_widgets.utils.bec_plugin_manager.edit_ui import open_and_watch_ui_editor
+
+logger = bec_logger.logger
+_app = typer.Typer(rich_markup_mode="rich")
+
+
+def _commit_added_widget(repo: Path, name: str):
+    git_stage_files(repo, [".copier-answers.yml"])
+    git_stage_files(repo / repo.name / "bec_widgets" / "widgets" / name, [])
+    make_commit(repo, f"plugin-manager added new widget: {name}")
+    logger.info(f"Committing new widget {name}")
+
+
+def _widget_exists(widget_list: list[dict[str, str | bool]], name: str):
+    return name in [w["name"] for w in widget_list]
+
+
+def _editor_cb(ctx: typer.Context, value: bool):
+    if value and not ctx.params["use_ui"]:
+        raise typer.BadParameter("Can only open the editor if creating a .ui file!")
+    return value
+
+
+_bold_blue = "\033[34m\033[1m"
+_off = "\033[0m"
+_USE_UI_MSG = "Generate a .ui file for use in bec-designer."
+_OPEN_DESIGNER_MSG = f"""This app can watch for changes and recompile them to a python file imported to the widget whenever it is saved.
+To open this editor independently, you can use {_bold_blue}bec-plugin-manager edit-ui [widget_name]{_off}.
+Open the created widget .ui file in bec-designer now?"""
+
+
+@_app.command()
+def widget(
+    name: Annotated[str, typer.Argument(help="Enter a name for your widget in snake_case")],
+    use_ui: Annotated[bool, typer.Option(prompt=_USE_UI_MSG, help=_USE_UI_MSG)] = True,
+    open_editor: Annotated[
+        bool, typer.Option(prompt=_OPEN_DESIGNER_MSG, help=_OPEN_DESIGNER_MSG, callback=_editor_cb)
+    ] = True,
+):
+    """Create a new widget plugin with the given name.
+
+If [bold white]use_ui[/bold white] is set, a bec-designer .ui file will also be created. If \
+[bold white]open_editor[/bold white] is additionally set, the .ui file will be opened in \
+bec-designer and the compiled python version will be updated when changes are made and saved."""
+    if (formatted_name := name.lower().replace("-", "_")) != name:
+        logger.warning(f"Adjusting widget name from {name} to {formatted_name}")
+    if not formatted_name.isidentifier():
+        logger.error(
+            f"{name} is not a valid name for a widget (even after converting to {formatted_name}) - please enter something in snake_case"
+        )
+        exit(-1)
+    logger.info(f"Adding new widget {formatted_name} to the template...")
+    try:
+        repo = Path(plugin_repo_path())
+        plugin_data = existing_data(repo, [ANSWER_KEYS.VERSION, ANSWER_KEYS.WIDGETS])
+        if _widget_exists(plugin_data[ANSWER_KEYS.WIDGETS], formatted_name):
+            logger.error(f"Widget {formatted_name} already exists!")
+            exit(-1)
+        plugin_data[ANSWER_KEYS.WIDGETS].append({"name": formatted_name, "use_ui": use_ui})
+        copier.run_update(
+            repo,
+            data=plugin_data,
+            defaults=True,
+            unsafe=True,
+            overwrite=True,
+            vcs_ref=plugin_data[ANSWER_KEYS.VERSION],
+        )
+        _commit_added_widget(repo, formatted_name)
+    except Exception:
+        logger.error(traceback.format_exc())
+        logger.error("exiting...")
+        exit(-1)
+    logger.success(f"Added widget {formatted_name}!")
+    if open_editor:
+        open_and_watch_ui_editor(formatted_name)

bec_widgets/utils/bec_plugin_manager/edit_ui.py

@@ -0,0 +1,136 @@
+import re
+import subprocess
+from pathlib import Path
+
+from bec_lib.logger import bec_logger
+from bec_lib.plugin_helper import plugin_package_name, plugin_repo_path
+from watchdog.events import (
+    DirCreatedEvent,
+    DirModifiedEvent,
+    DirMovedEvent,
+    FileCreatedEvent,
+    FileModifiedEvent,
+    FileMovedEvent,
+    FileSystemEvent,
+    FileSystemEventHandler,
+)
+from watchdog.observers import Observer
+
+from bec_widgets.utils.bec_designer import open_designer
+from bec_widgets.utils.bec_plugin_helper import get_all_plugin_widgets
+from bec_widgets.utils.plugin_utils import get_custom_classes
+
+logger = bec_logger.logger
+
+
+class RecompileHandler(FileSystemEventHandler):
+    def __init__(self, in_file: Path, out_file: Path) -> None:
+        super().__init__()
+        self.in_file = str(in_file)
+        self.out_file = str(out_file)
+        self._pyside_import_re = re.compile(r"from PySide6\.(.*) import ")
+        self._widget_import_re = re.compile(
+            r"^from ([a-zA-Z_]*) import ([a-zA-Z_]*)$", re.MULTILINE
+        )
+        self._widget_modules = {
+            c.name: c.module for c in (get_custom_classes("bec_widgets") + get_all_plugin_widgets())
+        }
+
+    def on_created(self, event: DirCreatedEvent | FileCreatedEvent) -> None:
+        self.recompile(event)
+
+    def on_modified(self, event: DirModifiedEvent | FileModifiedEvent) -> None:
+        self.recompile(event)
+
+    def on_moved(self, event: DirMovedEvent | FileMovedEvent) -> None:
+        self.recompile(event)
+
+    def recompile(self, event: FileSystemEvent) -> None:
+        if event.src_path == self.in_file or event.dest_path == self.in_file:
+            self._recompile()
+
+    def _recompile(self):
+        logger.success(".ui file modified, recompiling...")
+        code = subprocess.call(
+            ["pyside6-uic", "--absolute-imports", self.in_file, "-o", self.out_file]
+        )
+        logger.success(f"compilation exited with code {code}")
+        if code != 0:
+            return
+        self._add_comment_to_file()
+        logger.success("updating imports...")
+        self._update_imports()
+        logger.success("formatting...")
+        code = subprocess.call(
+            ["black", "--line-length=100", "--skip-magic-trailing-comma", self.out_file]
+        )
+        if code != 0:
+            logger.error(f"Error while running black on {self.out_file}, code: {code}")
+            return
+        code = subprocess.call(
+            [
+                "isort",
+                "--line-length=100",
+                "--profile=black",
+                "--multi-line=3",
+                "--trailing-comma",
+                self.out_file,
+            ]
+        )
+        if code != 0:
+            logger.error(f"Error while running isort on {self.out_file}, code: {code}")
+            return
+        logger.success("done!")
+
+    def _add_comment_to_file(self):
+        with open(self.out_file, "r+") as f:
+            initial = f.read()
+            f.seek(0)
+            f.write(f"# Generated from {self.in_file} by bec-plugin-manager - do not edit! \n")
+            f.write(
+                "# Use 'bec-plugin-manager edit-ui [widget_name]' to make changes, and this file will be updated accordingly. \n\n"
+            )
+            f.write(initial)
+
+    def _update_imports(self):
+        with open(self.out_file, "r+") as f:
+            initial = f.read()
+            f.seek(0)
+            qtpy_imports = re.sub(
+                self._pyside_import_re, lambda ob: f"from qtpy.{ob.group(1)} import ", initial
+            )
+            print(self._widget_modules)
+            print(re.findall(self._widget_import_re, qtpy_imports))
+            widget_imports = re.sub(
+                self._widget_import_re,
+                lambda ob: (
+                    f"from {module} import {ob.group(2)}"
+                    if (module := self._widget_modules.get(ob.group(2))) is not None
+                    else ob.group(1)
+                ),
+                qtpy_imports,
+            )
+            f.write(widget_imports)
+            f.truncate()
+
+
+def open_and_watch_ui_editor(widget_name: str):
+    logger.info(f"Opening the editor for {widget_name}, and watching")
+    repo = Path(plugin_repo_path())
+    widget_dir = repo / plugin_package_name() / "bec_widgets" / "widgets" / widget_name
+    ui_file = widget_dir / f"{widget_name}.ui"
+    ui_outfile = widget_dir / f"{widget_name}_ui.py"
+
+    logger.info(
+        f"Opening the editor for {widget_name}, and watching {ui_file} for changes. Whenever you save the file, it will be recompiled to {ui_outfile}"
+    )
+    recompile_handler = RecompileHandler(ui_file, ui_outfile)
+    observer = Observer()
+    observer.schedule(recompile_handler, str(ui_file.parent))
+    observer.start()
+    try:
+        open_designer([str(ui_file)])
+    finally:
+        observer.stop()
+        observer.join()
+    logger.info("Editing session ended, exiting...")

bec_widgets/utils/bec_widget.py

@@ -1,15 +1,19 @@
 from __future__ import annotations
 
+from datetime import datetime
 from typing import TYPE_CHECKING
 
-import darkdetect
+import PySide6QtAds as QtAds
+import shiboken6
 from bec_lib.logger import bec_logger
-from qtpy.QtCore import QObject, Slot
-from qtpy.QtWidgets import QApplication
+from qtpy.QtCore import QObject
+from qtpy.QtWidgets import QApplication, QFileDialog, QWidget
 
 from bec_widgets.cli.rpc.rpc_register import RPCRegister
 from bec_widgets.utils.bec_connector import BECConnector, ConnectionConfig
-from bec_widgets.utils.colors import set_theme
+from bec_widgets.utils.error_popups import SafeConnect, SafeSlot
+from bec_widgets.utils.rpc_decorator import rpc_timeout
+from bec_widgets.utils.widget_io import WidgetHierarchy
 
 if TYPE_CHECKING:  # pragma: no cover
     from bec_widgets.widgets.containers.dock import BECDock
@@ -23,7 +27,7 @@ class BECWidget(BECConnector):
     # 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"
-    USER_ACCESS = ["remove"]
+    USER_ACCESS = ["remove", "attach", "detach"]
 
     # pylint: disable=too-many-arguments
     def __init__(
@@ -41,8 +45,7 @@ class BECWidget(BECConnector):
 
         >>> class MyWidget(BECWidget, QWidget):
         >>>     def __init__(self, parent=None, client=None, config=None, gui_id=None):
-        >>>         super().__init__(client=client, config=config, gui_id=gui_id)
-        >>>         QWidget.__init__(self, parent=parent)
+        >>>         super().__init__(parent=parent, client=client, config=config, gui_id=gui_id)
 
 
         Args:
@@ -58,15 +61,6 @@ class BECWidget(BECConnector):
         )
         if not isinstance(self, QObject):
             raise RuntimeError(f"{repr(self)} is not a subclass of QWidget")
-        app = QApplication.instance()
-        if not hasattr(app, "theme"):
-            # DO NOT SET THE THEME TO AUTO! Otherwise, the qwebengineview will segfault
-            # Instead, we will set the theme to the system setting on startup
-            if darkdetect.isDark():
-                set_theme("dark")
-            else:
-                set_theme("light")
-
         if theme_update:
             logger.debug(f"Subscribing to theme updates for {self.__class__.__name__}")
             self._connect_to_theme_change()
@@ -74,9 +68,11 @@ class BECWidget(BECConnector):
     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._update_theme)
+        if hasattr(qapp, "theme"):
+            SafeConnect(self, qapp.theme.theme_changed, self._update_theme)
 
+    @SafeSlot(str)
+    @SafeSlot()
     def _update_theme(self, theme: str | None = None):
         """Update the theme."""
         if theme is None:
@@ -87,7 +83,7 @@ class BECWidget(BECConnector):
                 theme = "dark"
         self.apply_theme(theme)
 
-    @Slot(str)
+    @SafeSlot(str)
     def apply_theme(self, theme: str):
         """
         Apply the theme to the widget.
@@ -96,12 +92,63 @@ class BECWidget(BECConnector):
             theme(str, optional): The theme to be applied.
         """
 
+    @SafeSlot()
+    @SafeSlot(str)
+    @rpc_timeout(None)
+    def screenshot(self, file_name: str | None = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+        if not isinstance(self, QWidget):
+            logger.error("Cannot take screenshot of non-QWidget instance")
+            return
+
+        screenshot = self.grab()
+        if file_name is None:
+            file_name, _ = QFileDialog.getSaveFileName(
+                self,
+                "Save Screenshot",
+                f"bec_{datetime.now().strftime('%Y%m%d_%H%M%S')}.png",
+                "PNG Files (*.png);;JPEG Files (*.jpg *.jpeg);;All Files (*)",
+            )
+        if not file_name:
+            return
+        screenshot.save(file_name)
+        logger.info(f"Screenshot saved to {file_name}")
+
+    def attach(self):
+        dock = WidgetHierarchy.find_ancestor(self, QtAds.CDockWidget)
+        if dock is None:
+            return
+
+        if not dock.isFloating():
+            return
+        dock.dockManager().addDockWidget(QtAds.DockWidgetArea.RightDockWidgetArea, dock)
+
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+        dock = WidgetHierarchy.find_ancestor(self, QtAds.CDockWidget)
+        if dock is None:
+            return
+        if dock.isFloating():
+            return
+        dock.setFloating()
+
     def cleanup(self):
         """Cleanup the widget."""
         with RPCRegister.delayed_broadcast():
             # All widgets need to call super().cleanup() in their cleanup method
             logger.info(f"Registry cleanup for widget {self.__class__.__name__}")
             self.rpc_register.remove_rpc(self)
+        children = self.findChildren(BECWidget)
+        for child in children:
+            if not shiboken6.isValid(child):
+                # If the child is not valid, it means it has already been deleted
+                continue
+            child.close()
+            child.deleteLater()
 
     def closeEvent(self, event):
         """Wrap the close even to ensure the rpc_register is cleaned up."""

bec_widgets/utils/colors.py

@@ -3,11 +3,11 @@ from __future__ import annotations
 import re
 from typing import TYPE_CHECKING, Literal
 
-import bec_qthemes
 import numpy as np
 import pyqtgraph as pg
-from bec_qthemes._os_appearance.listener import OSThemeSwitchListener
+from bec_qthemes import apply_theme as apply_theme_global
 from pydantic_core import PydanticCustomError
+from qtpy.QtCore import QEvent, QEventLoop
 from qtpy.QtGui import QColor
 from qtpy.QtWidgets import QApplication
 
@@ -23,7 +23,10 @@ def get_theme_name():
 
 
 def get_theme_palette():
-    return bec_qthemes.load_palette(get_theme_name())
+    # FIXME this is legacy code, should be removed in the future
+    app = QApplication.instance()
+    palette = app.palette()
+    return palette
 
 
 def get_accent_colors() -> AccentColors | None:
@@ -36,105 +39,18 @@ def get_accent_colors() -> AccentColors | None:
     return QApplication.instance().theme.accent_colors
 
 
-def _theme_update_callback():
-    """
-    Internal callback function to update the theme based on the system theme.
-    """
-    app = QApplication.instance()
-    # pylint: disable=protected-access
-    app.theme.theme = app.os_listener._theme.lower()
-    app.theme_signal.theme_updated.emit(app.theme.theme)
-    apply_theme(app.os_listener._theme.lower())
-
-
-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, install_event_filter=False)
-
-    app.theme_signal.theme_updated.emit(theme)
-    apply_theme(theme)
-
-    if theme != "auto":
-        return
-
-    if not hasattr(app, "os_listener") or app.os_listener is None:
-        app.os_listener = OSThemeSwitchListener(_theme_update_callback)
-        app.installEventFilter(app.os_listener)
+def process_all_deferred_deletes(qapp):
+    qapp.sendPostedEvents(None, QEvent.DeferredDelete)
+    qapp.processEvents(QEventLoop.AllEvents)
 
 
 def apply_theme(theme: Literal["dark", "light"]):
     """
-    Apply the theme to all pyqtgraph widgets. Do not use this function directly. Use set_theme instead.
+    Apply the theme via the global theming API. This updates QSS, QPalette, and pyqtgraph globally.
     """
-    app = QApplication.instance()
-    graphic_layouts = [
-        child
-        for top in app.topLevelWidgets()
-        for child in top.findChildren(pg.GraphicsLayoutWidget)
-    ]
-
-    plot_items = [
-        item
-        for gl in graphic_layouts
-        for item in gl.ci.items.keys()  # ci is internal pg.GraphicsLayout that hosts all items
-        if isinstance(item, pg.PlotItem)
-    ]
-
-    histograms = [
-        item
-        for gl in graphic_layouts
-        for item in gl.ci.items.keys()  # ci is internal pg.GraphicsLayout that hosts all items
-        if isinstance(item, pg.HistogramLUTItem)
-    ]
-
-    # Update background color based on the theme
-    if theme == "light":
-        background_color = "#e9ecef"  # Subtle contrast for light mode
-        foreground_color = "#141414"
-        label_color = "#000000"
-        axis_color = "#666666"
-    else:
-        background_color = "#141414"  # Dark mode
-        foreground_color = "#e9ecef"
-        label_color = "#FFFFFF"
-        axis_color = "#CCCCCC"
-
-    # update GraphicsLayoutWidget
-    pg.setConfigOptions(foreground=foreground_color, background=background_color)
-    for pg_widget in graphic_layouts:
-        pg_widget.setBackground(background_color)
-
-    # update PlotItems
-    for plot_item in plot_items:
-        for axis in ["left", "right", "top", "bottom"]:
-            plot_item.getAxis(axis).setPen(pg.mkPen(color=axis_color))
-            plot_item.getAxis(axis).setTextPen(pg.mkPen(color=label_color))
-
-        # Change title color
-        plot_item.titleLabel.setText(plot_item.titleLabel.text, color=label_color)
-
-        # Change legend color
-        if hasattr(plot_item, "legend") and plot_item.legend is not None:
-            plot_item.legend.setLabelTextColor(label_color)
-            # if legend is in plot item and theme is changed, has to be like that because of pg opt logic
-            for sample, label in plot_item.legend.items:
-                label_text = label.text
-                label.setText(label_text, color=label_color)
-
-    # update HistogramLUTItem
-    for histogram in histograms:
-        histogram.axis.setPen(pg.mkPen(color=axis_color))
-        histogram.axis.setTextPen(pg.mkPen(color=label_color))
-
-    # now define stylesheet according to theme and apply it
-    style = bec_qthemes.load_stylesheet(theme)
-    app.setStyleSheet(style)
+    process_all_deferred_deletes(QApplication.instance())
+    apply_theme_global(theme)
+    process_all_deferred_deletes(QApplication.instance())
 
 
 class Colors:

bec_widgets/utils/compact_popup.py

@@ -11,6 +11,7 @@ from qtpy.QtWidgets import (
     QPushButton,
     QSizePolicy,
     QSpacerItem,
+    QToolButton,
     QVBoxLayout,
     QWidget,
 )
@@ -122,15 +123,14 @@ class CompactPopupWidget(QWidget):
         self.compact_view_widget = QWidget(self)
         self.compact_view_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
         QHBoxLayout(self.compact_view_widget)
-        self.compact_view_widget.layout().setSpacing(0)
+        self.compact_view_widget.layout().setSpacing(5)
         self.compact_view_widget.layout().setContentsMargins(0, 0, 0, 0)
         self.compact_view_widget.layout().addSpacerItem(
             QSpacerItem(0, 0, QSizePolicy.Expanding, QSizePolicy.Fixed)
         )
         self.compact_label = QLabel(self.compact_view_widget)
         self.compact_status = LedLabel(self.compact_view_widget)
-        self.compact_show_popup = QPushButton(self.compact_view_widget)
-        self.compact_show_popup.setFlat(True)
+        self.compact_show_popup = QToolButton(self.compact_view_widget)
         self.compact_show_popup.setIcon(
             material_icon(icon_name="expand_content", size=(10, 10), convert_to_pixmap=False)
         )
@@ -259,12 +259,3 @@ class CompactPopupWidget(QWidget):
     @expand_popup.setter
     def expand_popup(self, popup: bool):
         self._expand_popup = popup
-
-    def closeEvent(self, event):
-        # Called by Qt, on closing - since the children widgets can be
-        # BECWidgets, it is good to explicitely call 'close' on them,
-        # to ensure proper resources cleanup
-        for child in self.container.findChildren(QWidget, options=Qt.FindDirectChildrenOnly):
-            child.close()
-
-        super().closeEvent(event)

bec_widgets/utils/entry_validator.py

@@ -28,6 +28,10 @@ class EntryValidator:
         if not available_entries:
             available_entries = [name]
 
+        # edge case for if name is passed instead of full_name, should not happen
+        if entry in signals_dict:
+            entry = signals_dict[entry].get("obj_name", entry)
+
         if entry is None or entry == "":
             entry = next(iter(device._hints), name) if hasattr(device, "_hints") else name
         if entry not in available_entries:

bec_widgets/utils/error_popups.py

@@ -2,7 +2,9 @@ import functools
 import sys
 import traceback
 
+import shiboken6
 from bec_lib.logger import bec_logger
+from louie.saferef import safe_ref
 from qtpy.QtCore import Property, QObject, Qt, Signal, Slot
 from qtpy.QtWidgets import QApplication, QMessageBox, QPushButton, QVBoxLayout, QWidget
 
@@ -90,6 +92,52 @@ def SafeProperty(prop_type, *prop_args, popup_error: bool = False, default=None,
     return decorator
 
 
+def _safe_connect_slot(weak_instance, weak_slot, *connect_args):
+    """Internal function used by SafeConnect to handle weak references to slots."""
+    instance = weak_instance()
+    slot_func = weak_slot()
+
+    # Check if the python object has already been garbage collected
+    if instance is None or slot_func is None:
+        return
+
+    # Check if the python object has already been marked for deletion
+    if getattr(instance, "_destroyed", False):
+        return
+
+    # Check if the C++ object is still valid
+    if not shiboken6.isValid(instance):
+        return
+
+    if connect_args:
+        slot_func(*connect_args)
+    slot_func()
+
+
+def SafeConnect(instance, signal, slot):  # pylint: disable=invalid-name
+    """
+    Method to safely handle Qt signal-slot connections. The python object is only forwarded
+    as a weak reference to avoid stale objects.
+
+    Args:
+        instance: The instance to connect.
+        signal: The signal to connect to.
+        slot: The slot to connect.
+
+    Example:
+        >>> SafeConnect(self, qapp.theme.theme_changed, self._update_theme)
+
+    """
+    weak_instance = safe_ref(instance)
+    weak_slot = safe_ref(slot)
+
+    # Create a partial function that will check weak references before calling the actual slot
+    safe_slot = functools.partial(_safe_connect_slot, weak_instance, weak_slot)
+
+    # Connect the signal to the safe connect slot wrapper
+    return signal.connect(safe_slot)
+
+
 def SafeSlot(*slot_args, **slot_kwargs):  # pylint: disable=invalid-name
     """Function with args, acting like a decorator, applying "error_managed" decorator + Qt Slot
     to the passed function, to display errors instead of potentially raising an exception

bec_widgets/utils/generate_designer_plugin.py

@@ -7,7 +7,7 @@ from qtpy.QtCore import QObject
 
 from bec_widgets.utils.name_utils import pascal_to_snake
 
-EXCLUDED_PLUGINS = ["BECConnector", "BECDockArea", "BECDock", "BECFigure"]
+EXCLUDED_PLUGINS = ["BECConnector", "BECDock"]
 _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)

bec_widgets/utils/plugin_templates/plugin.template

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 {widget_import}
@@ -20,6 +21,8 @@ class {plugin_name_pascal}Plugin(QDesignerCustomWidgetInterface):  # pragma: no
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+           return QWidget()
         t = {plugin_name_pascal}(parent)
         return t
 

bec_widgets/utils/plugin_utils.py

@@ -201,7 +201,7 @@ def get_custom_classes(repo_name: str) -> BECClassContainer:
                     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):
+                    if issubclass(obj, QWidget) or issubclass(obj, BECWidget):
                         class_info.is_widget = True
                     if len(subs) == 1 and (
                         issubclass(obj, QWidget) or issubclass(obj, QGraphicsWidget)

bec_widgets/utils/property_editor.py

@@ -0,0 +1,694 @@
+from __future__ import annotations
+
+from qtpy.QtCore import QLocale, QMetaEnum, Qt, QTimer
+from qtpy.QtGui import QColor, QCursor, QFont, QIcon, QPalette
+from qtpy.QtWidgets import (
+    QCheckBox,
+    QColorDialog,
+    QComboBox,
+    QDoubleSpinBox,
+    QFileDialog,
+    QFontDialog,
+    QHBoxLayout,
+    QHeaderView,
+    QLabel,
+    QLineEdit,
+    QMenu,
+    QPushButton,
+    QSizePolicy,
+    QSpinBox,
+    QToolButton,
+    QTreeWidget,
+    QTreeWidgetItem,
+    QVBoxLayout,
+    QWidget,
+)
+
+
+class PropertyEditor(QWidget):
+    def __init__(self, target: QWidget, parent: QWidget | None = None, show_only_bec: bool = True):
+        super().__init__(parent)
+        self._target = target
+        self._bec_only = show_only_bec
+
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(0, 0, 0, 0)
+
+        # Name row
+        name_row = QHBoxLayout()
+        name_row.addWidget(QLabel("Name:"))
+        self.name_edit = QLineEdit(target.objectName())
+        self.name_edit.setEnabled(False)  # TODO implement with RPC broadcast
+        name_row.addWidget(self.name_edit)
+        layout.addLayout(name_row)
+
+        # BEC only checkbox
+        filter_row = QHBoxLayout()
+        self.chk_show_qt = QCheckBox("Show Qt properties")
+        self.chk_show_qt.setChecked(False)
+        filter_row.addWidget(self.chk_show_qt)
+        filter_row.addStretch(1)
+        layout.addLayout(filter_row)
+        self.chk_show_qt.toggled.connect(lambda checked: self.set_show_only_bec(not checked))
+
+        # Main tree widget
+        self.tree = QTreeWidget(self)
+        self.tree.setColumnCount(2)
+        self.tree.setHeaderLabels(["Property", "Value"])
+        self.tree.setAlternatingRowColors(True)
+        self.tree.setRootIsDecorated(False)
+        layout.addWidget(self.tree)
+        self._build()
+
+    def _class_chain(self):
+        chain = []
+        mo = self._target.metaObject()
+        while mo is not None:
+            chain.append(mo)
+            mo = mo.superClass()
+        return chain
+
+    def set_show_only_bec(self, flag: bool):
+        self._bec_only = flag
+        self._build()
+
+    def _set_equal_columns(self):
+        header = self.tree.header()
+        header.setSectionResizeMode(0, QHeaderView.Interactive)
+        header.setSectionResizeMode(1, QHeaderView.Interactive)
+        w = self.tree.viewport().width() or self.tree.width()
+        if w > 0:
+            half = max(1, w // 2)
+            self.tree.setColumnWidth(0, half)
+            self.tree.setColumnWidth(1, w - half)
+
+    def _build(self):
+        self.tree.clear()
+        for mo in self._class_chain():
+            class_name = mo.className()
+            if self._bec_only and not self._is_bec_metaobject(mo):
+                continue
+            group_item = QTreeWidgetItem(self.tree, [class_name])
+            group_item.setFirstColumnSpanned(True)
+            start = mo.propertyOffset()
+            end = mo.propertyCount()
+            for i in range(start, end):
+                prop = mo.property(i)
+                if (
+                    not prop.isReadable()
+                    or not prop.isWritable()
+                    or not prop.isStored()
+                    or not prop.isDesignable()
+                ):
+                    continue
+                name = prop.name()
+                if name == "objectName":
+                    continue
+                value = self._target.property(name)
+                self._add_property_row(group_item, name, value, prop)
+            if group_item.childCount() == 0:
+                idx = self.tree.indexOfTopLevelItem(group_item)
+                self.tree.takeTopLevelItem(idx)
+        self.tree.expandAll()
+        QTimer.singleShot(0, self._set_equal_columns)
+
+    def _enum_int(self, obj) -> int:
+        return int(getattr(obj, "value", obj))
+
+    def _make_sizepolicy_editor(self, name: str, sp):
+        if not isinstance(sp, QSizePolicy):
+            return None
+        wrap = QWidget(self)
+        row = QHBoxLayout(wrap)
+        row.setContentsMargins(0, 0, 0, 0)
+        row.setSpacing(4)
+        h_combo = QComboBox(wrap)
+        v_combo = QComboBox(wrap)
+        hs = QSpinBox(wrap)
+        vs = QSpinBox(wrap)
+        for b in (hs, vs):
+            b.setRange(0, 16777215)
+        policies = [
+            (QSizePolicy.Fixed, "Fixed"),
+            (QSizePolicy.Minimum, "Minimum"),
+            (QSizePolicy.Maximum, "Maximum"),
+            (QSizePolicy.Preferred, "Preferred"),
+            (QSizePolicy.Expanding, "Expanding"),
+            (QSizePolicy.MinimumExpanding, "MinExpanding"),
+            (QSizePolicy.Ignored, "Ignored"),
+        ]
+        for pol, text in policies:
+            h_combo.addItem(text, self._enum_int(pol))
+            v_combo.addItem(text, self._enum_int(pol))
+
+        def _set_current(combo, val):
+            idx = combo.findData(self._enum_int(val))
+            if idx >= 0:
+                combo.setCurrentIndex(idx)
+
+        _set_current(h_combo, sp.horizontalPolicy())
+        _set_current(v_combo, sp.verticalPolicy())
+        hs.setValue(sp.horizontalStretch())
+        vs.setValue(sp.verticalStretch())
+
+        def apply_changes():
+            hp = QSizePolicy.Policy(h_combo.currentData())
+            vp = QSizePolicy.Policy(v_combo.currentData())
+            nsp = QSizePolicy(hp, vp)
+            nsp.setHorizontalStretch(hs.value())
+            nsp.setVerticalStretch(vs.value())
+            self._target.setProperty(name, nsp)
+
+        h_combo.currentIndexChanged.connect(lambda _=None: apply_changes())
+        v_combo.currentIndexChanged.connect(lambda _=None: apply_changes())
+        hs.valueChanged.connect(lambda _=None: apply_changes())
+        vs.valueChanged.connect(lambda _=None: apply_changes())
+        row.addWidget(h_combo)
+        row.addWidget(v_combo)
+        row.addWidget(hs)
+        row.addWidget(vs)
+        return wrap
+
+    def _make_locale_editor(self, name: str, loc):
+        if not isinstance(loc, QLocale):
+            return None
+        wrap = QWidget(self)
+        row = QHBoxLayout(wrap)
+        row.setContentsMargins(0, 0, 0, 0)
+        row.setSpacing(4)
+        lang_combo = QComboBox(wrap)
+        country_combo = QComboBox(wrap)
+        for lang in QLocale.Language:
+            try:
+                lang_int = self._enum_int(lang)
+            except Exception:
+                continue
+            if lang_int < 0:
+                continue
+            name_txt = QLocale.languageToString(QLocale.Language(lang_int))
+            lang_combo.addItem(name_txt, lang_int)
+
+        def populate_countries():
+            country_combo.blockSignals(True)
+            country_combo.clear()
+            for terr in QLocale.Country:
+                try:
+                    terr_int = self._enum_int(terr)
+                except Exception:
+                    continue
+                if terr_int < 0:
+                    continue
+                text = QLocale.countryToString(QLocale.Country(terr_int))
+                country_combo.addItem(text, terr_int)
+            cur_country = self._enum_int(loc.country())
+            idx = country_combo.findData(cur_country)
+            if idx >= 0:
+                country_combo.setCurrentIndex(idx)
+            country_combo.blockSignals(False)
+
+        cur_lang = self._enum_int(loc.language())
+        idx = lang_combo.findData(cur_lang)
+        if idx >= 0:
+            lang_combo.setCurrentIndex(idx)
+        populate_countries()
+
+        def apply_locale():
+            lang = QLocale.Language(int(lang_combo.currentData()))
+            country = QLocale.Country(int(country_combo.currentData()))
+            self._target.setProperty(name, QLocale(lang, country))
+
+        lang_combo.currentIndexChanged.connect(lambda _=None: populate_countries())
+        lang_combo.currentIndexChanged.connect(lambda _=None: apply_locale())
+        country_combo.currentIndexChanged.connect(lambda _=None: apply_locale())
+        row.addWidget(lang_combo)
+        row.addWidget(country_combo)
+        return wrap
+
+    def _make_icon_editor(self, name: str, icon):
+        btn = QPushButton(self)
+        btn.setText("Choose…")
+        if isinstance(icon, QIcon) and not icon.isNull():
+            btn.setIcon(icon)
+
+        def pick():
+            path, _ = QFileDialog.getOpenFileName(
+                self, "Select Icon", "", "Images (*.png *.jpg *.jpeg *.bmp *.svg)"
+            )
+            if path:
+                ic = QIcon(path)
+                self._target.setProperty(name, ic)
+                btn.setIcon(ic)
+
+        btn.clicked.connect(pick)
+        return btn
+
+    def _spin_pair(self, ints: bool = True):
+        box1 = QSpinBox(self) if ints else QDoubleSpinBox(self)
+        box2 = QSpinBox(self) if ints else QDoubleSpinBox(self)
+        if ints:
+            box1.setRange(-10_000_000, 10_000_000)
+            box2.setRange(-10_000_000, 10_000_000)
+        else:
+            for b in (box1, box2):
+                b.setDecimals(6)
+                b.setRange(-1e12, 1e12)
+                b.setSingleStep(0.1)
+        row = QHBoxLayout()
+        row.setContentsMargins(0, 0, 0, 0)
+        row.setSpacing(4)
+        wrap = QWidget(self)
+        wrap.setLayout(row)
+        row.addWidget(box1)
+        row.addWidget(box2)
+        return wrap, box1, box2
+
+    def _spin_quad(self, ints: bool = True):
+        s = QSpinBox if ints else QDoubleSpinBox
+        boxes = [s(self) for _ in range(4)]
+        if ints:
+            for b in boxes:
+                b.setRange(-10_000_000, 10_000_000)
+        else:
+            for b in boxes:
+                b.setDecimals(6)
+                b.setRange(-1e12, 1e12)
+                b.setSingleStep(0.1)
+        row = QHBoxLayout()
+        row.setContentsMargins(0, 0, 0, 0)
+        row.setSpacing(4)
+        wrap = QWidget(self)
+        wrap.setLayout(row)
+        for b in boxes:
+            row.addWidget(b)
+        return wrap, boxes
+
+    def _make_font_editor(self, name: str, value):
+        btn = QPushButton(self)
+        if isinstance(value, QFont):
+            btn.setText(f"{value.family()}, {value.pointSize()}pt")
+        else:
+            btn.setText("Select font…")
+
+        def pick():
+            ok, font = QFontDialog.getFont(
+                value if isinstance(value, QFont) else QFont(), self, "Select Font"
+            )
+            if ok:
+                self._target.setProperty(name, font)
+                btn.setText(f"{font.family()}, {font.pointSize()}pt")
+
+        btn.clicked.connect(pick)
+        return btn
+
+    def _make_color_editor(self, initial: QColor, apply_cb):
+        btn = QPushButton(self)
+        if isinstance(initial, QColor):
+            btn.setText(initial.name())
+            btn.setStyleSheet(f"background:{initial.name()};")
+        else:
+            btn.setText("Select color…")
+
+        def pick():
+            col = QColorDialog.getColor(
+                initial if isinstance(initial, QColor) else QColor(), self, "Select Color"
+            )
+            if col.isValid():
+                apply_cb(col)
+                btn.setText(col.name())
+                btn.setStyleSheet(f"background:{col.name()};")
+
+        btn.clicked.connect(pick)
+        return btn
+
+    def _apply_palette_color(
+        self,
+        name: str,
+        pal: QPalette,
+        group: QPalette.ColorGroup,
+        role: QPalette.ColorRole,
+        col: QColor,
+    ):
+        pal.setColor(group, role, col)
+        self._target.setProperty(name, pal)
+
+    def _make_palette_editor(self, name: str, pal: QPalette):
+        if not isinstance(pal, QPalette):
+            return None
+        wrap = QWidget(self)
+        row = QHBoxLayout(wrap)
+        row.setContentsMargins(0, 0, 0, 0)
+        group_combo = QComboBox(wrap)
+        role_combo = QComboBox(wrap)
+        pick_btn = self._make_color_editor(
+            pal.color(QPalette.Active, QPalette.WindowText),
+            lambda col: self._apply_palette_color(
+                name, pal, QPalette.Active, QPalette.WindowText, col
+            ),
+        )
+        groups = [
+            (QPalette.Active, "Active"),
+            (QPalette.Inactive, "Inactive"),
+            (QPalette.Disabled, "Disabled"),
+        ]
+        for g, label in groups:
+            group_combo.addItem(label, int(getattr(g, "value", g)))
+        roles = [
+            (QPalette.WindowText, "WindowText"),
+            (QPalette.Window, "Window"),
+            (QPalette.Base, "Base"),
+            (QPalette.AlternateBase, "AlternateBase"),
+            (QPalette.ToolTipBase, "ToolTipBase"),
+            (QPalette.ToolTipText, "ToolTipText"),
+            (QPalette.Text, "Text"),
+            (QPalette.Button, "Button"),
+            (QPalette.ButtonText, "ButtonText"),
+            (QPalette.BrightText, "BrightText"),
+            (QPalette.Highlight, "Highlight"),
+            (QPalette.HighlightedText, "HighlightedText"),
+        ]
+        for r, label in roles:
+            role_combo.addItem(label, int(getattr(r, "value", r)))
+
+        def rewire_button():
+            g = QPalette.ColorGroup(int(group_combo.currentData()))
+            r = QPalette.ColorRole(int(role_combo.currentData()))
+            col = pal.color(g, r)
+            while row.count() > 2:
+                w = row.takeAt(2).widget()
+                if w:
+                    w.deleteLater()
+            btn = self._make_color_editor(
+                col, lambda c: self._apply_palette_color(name, pal, g, r, c)
+            )
+            row.addWidget(btn)
+
+        group_combo.currentIndexChanged.connect(lambda _: rewire_button())
+        role_combo.currentIndexChanged.connect(lambda _: rewire_button())
+        row.addWidget(group_combo)
+        row.addWidget(role_combo)
+        row.addWidget(pick_btn)
+        return wrap
+
+    def _make_cursor_editor(self, name: str, value):
+        combo = QComboBox(self)
+        shapes = [
+            (Qt.ArrowCursor, "Arrow"),
+            (Qt.IBeamCursor, "IBeam"),
+            (Qt.WaitCursor, "Wait"),
+            (Qt.CrossCursor, "Cross"),
+            (Qt.UpArrowCursor, "UpArrow"),
+            (Qt.SizeAllCursor, "SizeAll"),
+            (Qt.PointingHandCursor, "PointingHand"),
+            (Qt.ForbiddenCursor, "Forbidden"),
+            (Qt.WhatsThisCursor, "WhatsThis"),
+            (Qt.BusyCursor, "Busy"),
+        ]
+        current_shape = None
+        if isinstance(value, QCursor):
+            try:
+                enum_val = value.shape()
+                current_shape = int(getattr(enum_val, "value", enum_val))
+            except Exception:
+                current_shape = None
+        for shape, text in shapes:
+            combo.addItem(text, int(getattr(shape, "value", shape)))
+        if current_shape is not None:
+            idx = combo.findData(current_shape)
+            if idx >= 0:
+                combo.setCurrentIndex(idx)
+
+        def apply_index(i):
+            shape_val = int(combo.itemData(i))
+            self._target.setProperty(name, QCursor(Qt.CursorShape(shape_val)))
+
+        combo.currentIndexChanged.connect(apply_index)
+        return combo
+
+    def _add_property_row(self, parent: QTreeWidgetItem, name: str, value, prop):
+        item = QTreeWidgetItem(parent, [name, ""])
+        editor = self._make_editor(name, value, prop)
+        if editor is not None:
+            self.tree.setItemWidget(item, 1, editor)
+        else:
+            item.setText(1, repr(value))
+
+    def _is_bec_metaobject(self, mo) -> bool:
+        cname = mo.className()
+        for cls in type(self._target).mro():
+            if getattr(cls, "__name__", None) == cname:
+                mod = getattr(cls, "__module__", "")
+                return mod.startswith("bec_widgets")
+        return False
+
+    def _enum_text(self, meta_enum: QMetaEnum, value_int: int) -> str:
+        if not meta_enum.isFlag():
+            key = meta_enum.valueToKey(value_int)
+            return key.decode() if isinstance(key, (bytes, bytearray)) else (key or str(value_int))
+        parts = []
+        for i in range(meta_enum.keyCount()):
+            k = meta_enum.key(i)
+            v = meta_enum.value(i)
+            if value_int & v:
+                k = k.decode() if isinstance(k, (bytes, bytearray)) else k
+                parts.append(k)
+        return " | ".join(parts) if parts else "0"
+
+    def _enum_value_to_int(self, meta_enum: QMetaEnum, value) -> int:
+        try:
+            return int(value)
+        except Exception:
+            pass
+        v = getattr(value, "value", None)
+        if isinstance(v, (int,)):
+            return int(v)
+        n = getattr(value, "name", None)
+        if isinstance(n, str):
+            res = meta_enum.keyToValue(n)
+            if res != -1:
+                return int(res)
+        s = str(value)
+        parts = [p.strip() for p in s.replace(",", "|").split("|")]
+        keys = []
+        for p in parts:
+            if "." in p:
+                p = p.split(".")[-1]
+            keys.append(p)
+        keystr = "|".join(keys)
+        try:
+            res = meta_enum.keysToValue(keystr)
+            if res != -1:
+                return int(res)
+        except Exception:
+            pass
+        return 0
+
+    def _make_enum_editor(self, name: str, value, prop):
+        meta_enum = prop.enumerator()
+        current = self._enum_value_to_int(meta_enum, value)
+
+        if not meta_enum.isFlag():
+            combo = QComboBox(self)
+            for i in range(meta_enum.keyCount()):
+                key = meta_enum.key(i)
+                key = key.decode() if isinstance(key, (bytes, bytearray)) else key
+                combo.addItem(key, meta_enum.value(i))
+            idx = combo.findData(current)
+            if idx < 0:
+                txt = self._enum_text(meta_enum, current)
+                idx = combo.findText(txt)
+            combo.setCurrentIndex(max(idx, 0))
+
+            def apply_index(i):
+                v = combo.itemData(i)
+                self._target.setProperty(name, int(v))
+
+            combo.currentIndexChanged.connect(apply_index)
+            return combo
+
+        btn = QToolButton(self)
+        btn.setText(self._enum_text(meta_enum, current))
+        btn.setPopupMode(QToolButton.InstantPopup)
+        menu = QMenu(btn)
+        actions = []
+        for i in range(meta_enum.keyCount()):
+            key = meta_enum.key(i)
+            key = key.decode() if isinstance(key, (bytes, bytearray)) else key
+            act = menu.addAction(key)
+            act.setCheckable(True)
+            act.setChecked(bool(current & meta_enum.value(i)))
+            actions.append(act)
+        btn.setMenu(menu)
+
+        def apply_flags():
+            flags = 0
+            for i, act in enumerate(actions):
+                if act.isChecked():
+                    flags |= meta_enum.value(i)
+            self._target.setProperty(name, int(flags))
+            btn.setText(self._enum_text(meta_enum, flags))
+
+        menu.triggered.connect(lambda _a: apply_flags())
+        return btn
+
+    def _make_editor(self, name: str, value, prop):
+        from qtpy.QtCore import QPoint, QPointF, QRect, QRectF, QSize, QSizeF
+
+        if prop.isEnumType():
+            return self._make_enum_editor(name, value, prop)
+        if isinstance(value, QColor):
+            return self._make_color_editor(value, lambda col: self._target.setProperty(name, col))
+        if isinstance(value, QFont):
+            return self._make_font_editor(name, value)
+        if isinstance(value, QPalette):
+            return self._make_palette_editor(name, value)
+        if isinstance(value, QCursor):
+            return self._make_cursor_editor(name, value)
+        if isinstance(value, QSizePolicy):
+            ed = self._make_sizepolicy_editor(name, value)
+            if ed is not None:
+                return ed
+        if isinstance(value, QLocale):
+            ed = self._make_locale_editor(name, value)
+            if ed is not None:
+                return ed
+        if isinstance(value, QIcon):
+            ed = self._make_icon_editor(name, value)
+            if ed is not None:
+                return ed
+        if isinstance(value, QSize):
+            wrap, w, h = self._spin_pair(ints=True)
+            w.setValue(value.width())
+            h.setValue(value.height())
+            w.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QSize(w.value(), h.value()))
+            )
+            h.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QSize(w.value(), h.value()))
+            )
+            return wrap
+        if isinstance(value, QSizeF):
+            wrap, w, h = self._spin_pair(ints=False)
+            w.setValue(value.width())
+            h.setValue(value.height())
+            w.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QSizeF(w.value(), h.value()))
+            )
+            h.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QSizeF(w.value(), h.value()))
+            )
+            return wrap
+        if isinstance(value, QPoint):
+            wrap, x, y = self._spin_pair(ints=True)
+            x.setValue(value.x())
+            y.setValue(value.y())
+            x.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QPoint(x.value(), y.value()))
+            )
+            y.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QPoint(x.value(), y.value()))
+            )
+            return wrap
+        if isinstance(value, QPointF):
+            wrap, x, y = self._spin_pair(ints=False)
+            x.setValue(value.x())
+            y.setValue(value.y())
+            x.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QPointF(x.value(), y.value()))
+            )
+            y.valueChanged.connect(
+                lambda _: self._target.setProperty(name, QPointF(x.value(), y.value()))
+            )
+            return wrap
+        if isinstance(value, QRect):
+            wrap, boxes = self._spin_quad(ints=True)
+            for b, v in zip(boxes, (value.x(), value.y(), value.width(), value.height())):
+                b.setValue(v)
+
+            def apply_rect():
+                self._target.setProperty(
+                    name,
+                    QRect(boxes[0].value(), boxes[1].value(), boxes[2].value(), boxes[3].value()),
+                )
+
+            for b in boxes:
+                b.valueChanged.connect(lambda _=None: apply_rect())
+            return wrap
+        if isinstance(value, QRectF):
+            wrap, boxes = self._spin_quad(ints=False)
+            for b, v in zip(boxes, (value.x(), value.y(), value.width(), value.height())):
+                b.setValue(v)
+
+            def apply_rectf():
+                self._target.setProperty(
+                    name,
+                    QRectF(boxes[0].value(), boxes[1].value(), boxes[2].value(), boxes[3].value()),
+                )
+
+            for b in boxes:
+                b.valueChanged.connect(lambda _=None: apply_rectf())
+            return wrap
+        if isinstance(value, bool):
+            w = QCheckBox(self)
+            w.setChecked(bool(value))
+            w.toggled.connect(lambda v: self._target.setProperty(name, v))
+            return w
+        if isinstance(value, int) and not isinstance(value, bool):
+            w = QSpinBox(self)
+            w.setRange(-10_000_000, 10_000_000)
+            w.setValue(int(value))
+            w.valueChanged.connect(lambda v: self._target.setProperty(name, v))
+            return w
+        if isinstance(value, float):
+            w = QDoubleSpinBox(self)
+            w.setDecimals(6)
+            w.setRange(-1e12, 1e12)
+            w.setSingleStep(0.1)
+            w.setValue(float(value))
+            w.valueChanged.connect(lambda v: self._target.setProperty(name, v))
+            return w
+        if isinstance(value, str):
+            w = QLineEdit(self)
+            w.setText(value)
+            w.editingFinished.connect(lambda: self._target.setProperty(name, w.text()))
+            return w
+        return None
+
+
+class DemoApp(QWidget):  # pragma: no cover:
+    def __init__(self):
+        super().__init__()
+
+        layout = QHBoxLayout(self)
+
+        # Create a BECWidget instance example
+        waveform = self.create_waveform()
+
+        # property editor for the BECWidget
+        property_editor = PropertyEditor(waveform, show_only_bec=True)
+
+        layout.addWidget(waveform)
+        layout.addWidget(property_editor)
+
+    def create_waveform(self):
+        """Create a new waveform widget."""
+
+        from bec_widgets.widgets.plots.waveform.waveform import Waveform
+
+        waveform = Waveform(parent=self)
+        waveform.title = "New Waveform"
+        waveform.x_label = "X Axis"
+        waveform.y_label = "Y Axis"
+        return waveform
+
+
+if __name__ == "__main__":  # pragma: no cover:
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    demo = DemoApp()
+    demo.setWindowTitle("Property Editor Demo")
+    demo.resize(1200, 800)
+    demo.show()
+    sys.exit(app.exec())

bec_widgets/utils/round_frame.py

@@ -1,11 +1,12 @@
 import pyqtgraph as pg
-from qtpy.QtCore import Property
+from qtpy.QtCore import Property, Qt
 from qtpy.QtWidgets import QApplication, QFrame, QHBoxLayout, QVBoxLayout, QWidget
 
 from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
 
 
 class RoundedFrame(QFrame):
+    # TODO this should be removed completely in favor of QSS styling, no time now
     """
     A custom QFrame with rounded corners and optional theme updates.
     The frame can contain any QWidget, however it is mainly designed to wrap PlotWidgets to provide a consistent look and feel with other BEC Widgets.
@@ -28,6 +29,9 @@ class RoundedFrame(QFrame):
         self.setProperty("skip_settings", True)
         self.setObjectName("roundedFrame")
 
+        # Ensure QSS can paint background/border on this widget
+        self.setAttribute(Qt.WA_StyledBackground, True)
+
         # Create a layout for the frame
         if orientation == "vertical":
             self.layout = QVBoxLayout(self)
@@ -45,22 +49,10 @@ class RoundedFrame(QFrame):
 
         # Automatically apply initial styles to the GraphicalLayoutWidget if applicable
         self.apply_plot_widget_style()
+        self.update_style()
 
     def apply_theme(self, theme: str):
-        """
-        Apply the theme to the frame and its content if theme updates are enabled.
-        """
-        if self.content_widget is not None and isinstance(
-            self.content_widget, pg.GraphicsLayoutWidget
-        ):
-            self.content_widget.setBackground(self.background_color)
-
-        # Update background color based on the theme
-        if theme == "light":
-            self.background_color = "#e9ecef"  # Subtle contrast for light mode
-        else:
-            self.background_color = "#141414"  # Dark mode
-
+        """Deprecated: RoundedFrame no longer handles theme; styling is QSS-driven."""
         self.update_style()
 
     @Property(int)
@@ -77,34 +69,21 @@ class RoundedFrame(QFrame):
         """
         Update the style of the frame based on the background color.
         """
-        if self.background_color:
-            self.setStyleSheet(
-                f"""
+        self.setStyleSheet(
+            f"""
                 QFrame#roundedFrame {{
-                    background-color: {self.background_color}; 
-                    border-radius: {self._radius}; /* Rounded corners */
+                    border-radius: {self._radius}px;
                 }}
             """
-            )
+        )
         self.apply_plot_widget_style()
 
     def apply_plot_widget_style(self, border: str = "none"):
         """
-        Automatically apply background, border, and axis styles to the PlotWidget.
-
-        Args:
-            border (str): Border style (e.g., 'none', '1px solid red').
+        Let QSS/pyqtgraph handle plot styling; avoid overriding here.
         """
         if isinstance(self.content_widget, pg.GraphicsLayoutWidget):
-            # Apply border style via stylesheet
-            self.content_widget.setStyleSheet(
-                f"""
-                GraphicsLayoutWidget {{
-                    border: {border}; /* Explicitly set the border */
-                }}
-            """
-            )
-            self.content_widget.setBackground(self.background_color)
+            self.content_widget.setStyleSheet("")
 
 
 class ExampleApp(QWidget):  # pragma: no cover
@@ -128,24 +107,14 @@ class ExampleApp(QWidget):  # pragma: no cover
         plot_item_2.plot([1, 2, 4, 8, 16, 32], pen="r")
         plot2.plot_item = plot_item_2
 
-        # Wrap PlotWidgets in RoundedFrame
-        rounded_plot1 = RoundedFrame(parent=self, content_widget=plot1)
-        rounded_plot2 = RoundedFrame(parent=self, content_widget=plot2)
-
-        # Add to layout
+        # Add to layout (no RoundedFrame wrapper; QSS styles plots)
         layout.addWidget(dark_button)
-        layout.addWidget(rounded_plot1)
-        layout.addWidget(rounded_plot2)
+        layout.addWidget(plot1)
+        layout.addWidget(plot2)
 
         self.setLayout(layout)
 
-        from qtpy.QtCore import QTimer
-
-        def change_theme():
-            rounded_plot1.apply_theme("light")
-            rounded_plot2.apply_theme("dark")
-
-        QTimer.singleShot(100, change_theme)
+        # Theme flip demo removed; global theming applies automatically
 
 
 if __name__ == "__main__":  # pragma: no cover

bec_widgets/utils/rpc_decorator.py

@@ -13,3 +13,17 @@ def register_rpc_methods(cls):
         if getattr(method, "rpc_public", False):
             cls.USER_ACCESS.add(name)
     return cls
+
+
+def rpc_timeout(timeout: float | None):
+    """
+    Decorator to set a timeout for RPC methods.
+    The actual implementation of timeout handling is within the cli module. This decorator
+    is solely to inform the generate-cli command about the timeout value.
+    """
+
+    def decorator(func):
+        func.__rpc_timeout__ = timeout  # Store the timeout value in the function
+        return func
+
+    return decorator

bec_widgets/utils/serialization.py

@@ -1,3 +1,6 @@
+from typing import Type
+
+from bec_lib.codecs import BECCodec
 from bec_lib.serialization import msgpack
 from qtpy.QtCore import QPointF
 
@@ -6,39 +9,26 @@ def register_serializer_extension():
     """
     Register the serializer extension for the BECConnector.
     """
-    if not module_is_registered("bec_widgets.utils.serialization"):
-        msgpack.register_object_hook(encode_qpointf, decode_qpointf)
+    if not msgpack.is_registered(QPointF):
+        msgpack.register_codec(QPointFEncoder)
 
 
-def module_is_registered(module_name: str) -> bool:
-    """
-    Check if the module is registered in the encoder.
+class QPointFEncoder(BECCodec):
+    obj_type: Type = QPointF
 
-    Args:
-        module_name (str): The name of the module to check.
+    @staticmethod
+    def encode(obj: QPointF) -> str:
+        """
+        Encode a QPointF object to a list of floats. As this is mostly used for sending
+        data to the client, it is not necessary to convert it back to a QPointF object.
+        """
+        if isinstance(obj, QPointF):
+            return [obj.x(), obj.y()]
+        return obj
 
-    Returns:
-        bool: True if the module is registered, False otherwise.
-    """
-    # pylint: disable=protected-access
-    for enc in msgpack._encoder:
-        if enc[0].__module__ == module_name:
-            return True
-    return False
-
-
-def encode_qpointf(obj):
-    """
-    Encode a QPointF object to a list of floats. As this is mostly used for sending
-    data to the client, it is not necessary to convert it back to a QPointF object.
-    """
-    if isinstance(obj, QPointF):
-        return [obj.x(), obj.y()]
-    return obj
-
-
-def decode_qpointf(obj):
-    """
-    no-op function since QPointF is encoded as a list of floats.
-    """
-    return obj
+    @staticmethod
+    def decode(type_name: str, data: list[float]) -> list[float]:
+        """
+        no-op function since QPointF is encoded as a list of floats.
+        """
+        return data

bec_widgets/utils/toolbars/actions.py

@@ -446,6 +446,8 @@ class ExpandableMenuAction(ToolBarAction):
 
     def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
         button = QToolButton(toolbar)
+        button.setObjectName("toolbarMenuButton")
+        button.setAutoRaise(True)
         if self.icon_path:
             button.setIcon(QIcon(self.icon_path))
         button.setText(self.tooltip)

bec_widgets/utils/toolbars/performance.py

@@ -2,6 +2,7 @@ from __future__ import annotations
 
 from typing import TYPE_CHECKING
 
+from bec_widgets.utils.error_popups import SafeSlot
 from bec_widgets.utils.toolbars.actions import MaterialIconAction
 from bec_widgets.utils.toolbars.bundles import ToolbarBundle
 from bec_widgets.utils.toolbars.connections import BundleConnection
@@ -42,11 +43,15 @@ class PerformanceConnection(BundleConnection):
         super().__init__()
         self._connected = False
 
+    @SafeSlot(bool)
+    def set_fps_monitor(self, enabled: bool):
+        setattr(self.target_widget, "enable_fps_monitor", enabled)
+
     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)
+            self.set_fps_monitor
         )
 
     def disconnect(self):
@@ -54,5 +59,6 @@ class PerformanceConnection(BundleConnection):
             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)
+            self.set_fps_monitor
         )
+        self._connected = False

bec_widgets/utils/toolbars/toolbar.py

@@ -10,7 +10,7 @@ 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.colors import apply_theme, get_theme_name
 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
@@ -507,7 +507,7 @@ if __name__ == "__main__":  # pragma: no cover
                 self.test_label.setText("FPS Monitor Disabled")
 
     app = QApplication(sys.argv)
-    set_theme("light")
+    apply_theme("light")
     main_window = MainWindow()
     main_window.show()
     sys.exit(app.exec_())

bec_widgets/utils/widget_io.py

@@ -465,13 +465,19 @@ class WidgetHierarchy:
         """
         from bec_widgets.utils import BECConnector
 
+        # Guard against deleted/invalid Qt wrappers
         if not shb.isValid(widget):
             return None
-        parent = widget.parent()
+
+        # Retrieve first parent
+        parent = widget.parent() if hasattr(widget, "parent") else None
+        # Walk up, validating each step
         while parent is not None:
+            if not shb.isValid(parent):
+                return None
             if isinstance(parent, BECConnector):
                 return parent
-            parent = parent.parent()
+            parent = parent.parent() if hasattr(parent, "parent") else None
         return None
 
     @staticmethod
@@ -553,6 +559,64 @@ class WidgetHierarchy:
                     WidgetIO.set_value(child, value)
                 WidgetHierarchy.import_config_from_dict(child, widget_config, set_values)
 
+    @staticmethod
+    def get_bec_connectors_from_parent(widget) -> list:
+        """
+        Return all BECConnector instances whose closest BECConnector ancestor is the given widget,
+        including the widget itself if it is a BECConnector.
+        """
+        from bec_widgets.utils import BECConnector
+
+        connectors: list[BECConnector] = []
+        if isinstance(widget, BECConnector):
+            connectors.append(widget)
+        for child in widget.findChildren(BECConnector):
+            if WidgetHierarchy._get_becwidget_ancestor(child) is widget:
+                connectors.append(child)
+        return connectors
+
+    @staticmethod
+    def find_ancestor(widget, ancestor_class) -> QWidget | None:
+        """
+        Traverse up the parent chain to find the nearest ancestor matching ancestor_class.
+        ancestor_class may be a class or a class-name string.
+        Returns the matching ancestor, or None if none is found.
+        """
+        # Guard against deleted/invalid Qt wrappers
+        if not shb.isValid(widget):
+            return None
+
+        # If searching for BECConnector specifically, reuse the dedicated helper
+        try:
+            from bec_widgets.utils import BECConnector  # local import to avoid cycles
+
+            if ancestor_class is BECConnector or (
+                isinstance(ancestor_class, str) and ancestor_class == "BECConnector"
+            ):
+                return WidgetHierarchy._get_becwidget_ancestor(widget)
+        except Exception:
+            # If import fails, fall back to generic traversal below
+            pass
+
+        # Generic traversal across QObject parent chain
+        parent = getattr(widget, "parent", None)
+        if callable(parent):
+            parent = parent()
+        while parent is not None:
+            if not shb.isValid(parent):
+                return None
+            try:
+                if isinstance(ancestor_class, str):
+                    if parent.__class__.__name__ == ancestor_class:
+                        return parent
+                else:
+                    if isinstance(parent, ancestor_class):
+                        return parent
+            except Exception:
+                pass
+            parent = parent.parent() if hasattr(parent, "parent") else None
+        return None
+
 
 # Example usage
 def hierarchy_example():  # pragma: no cover

bec_widgets/utils/widget_state_manager.py

@@ -15,6 +15,8 @@ from qtpy.QtWidgets import (
     QWidget,
 )
 
+from bec_widgets.utils.widget_io import WidgetHierarchy
+
 logger = bec_logger.logger
 
 
@@ -29,43 +31,58 @@ class WidgetStateManager:
     def __init__(self, widget):
         self.widget = widget
 
-    def save_state(self, filename: str = None):
+    def save_state(self, filename: str | None = None, settings: QSettings | None = None):
         """
         Save the state of the widget to an INI file.
 
         Args:
             filename(str): The filename to save the state to.
+            settings(QSettings): Optional QSettings object to save the state to.
         """
-        if not filename:
+        if not filename and not settings:
             filename, _ = QFileDialog.getSaveFileName(
                 self.widget, "Save Settings", "", "INI Files (*.ini)"
             )
         if filename:
             settings = QSettings(filename, QSettings.IniFormat)
             self._save_widget_state_qsettings(self.widget, settings)
+        elif settings:
+            # If settings are provided, save the state to the provided QSettings object
+            self._save_widget_state_qsettings(self.widget, settings)
+        else:
+            logger.warning("No filename or settings provided for saving state.")
 
-    def load_state(self, filename: str = None):
+    def load_state(self, filename: str | None = None, settings: QSettings | None = None):
         """
         Load the state of the widget from an INI file.
 
         Args:
             filename(str): The filename to load the state from.
+            settings(QSettings): Optional QSettings object to load the state from.
         """
-        if not filename:
+        if not filename and not settings:
             filename, _ = QFileDialog.getOpenFileName(
                 self.widget, "Load Settings", "", "INI Files (*.ini)"
             )
         if filename:
             settings = QSettings(filename, QSettings.IniFormat)
             self._load_widget_state_qsettings(self.widget, settings)
+        elif settings:
+            # If settings are provided, load the state from the provided QSettings object
+            self._load_widget_state_qsettings(self.widget, settings)
+        else:
+            logger.warning("No filename or settings provided for saving state.")
 
-    def _save_widget_state_qsettings(self, widget: QWidget, settings: QSettings):
+    def _save_widget_state_qsettings(
+        self, widget: QWidget, settings: QSettings, recursive: bool = True
+    ):
         """
         Save the state of the widget to QSettings.
 
         Args:
             widget(QWidget): The widget to save the state for.
             settings(QSettings): The QSettings object to save the state to.
+            recursive(bool): Whether to recursively save the state of child widgets.
         """
         if widget.property("skip_settings") is True:
             return
@@ -88,21 +105,32 @@ class WidgetStateManager:
         settings.endGroup()
 
         # Recursively process children (only if they aren't skipped)
-        for child in widget.children():
+        if not recursive:
+            return
+
+        direct_children = widget.children()
+        bec_connector_children = WidgetHierarchy.get_bec_connectors_from_parent(widget)
+        all_children = list(
+            set(direct_children) | set(bec_connector_children)
+        )  # to avoid duplicates
+        for child in all_children:
             if (
                 child.objectName()
                 and child.property("skip_settings") is not True
                 and not isinstance(child, QLabel)
             ):
-                self._save_widget_state_qsettings(child, settings)
+                self._save_widget_state_qsettings(child, settings, False)
 
-    def _load_widget_state_qsettings(self, widget: QWidget, settings: QSettings):
+    def _load_widget_state_qsettings(
+        self, widget: QWidget, settings: QSettings, recursive: bool = True
+    ):
         """
         Load the state of the widget from QSettings.
 
         Args:
             widget(QWidget): The widget to load the state for.
             settings(QSettings): The QSettings object to load the state from.
+            recursive(bool): Whether to recursively load the state of child widgets.
         """
         if widget.property("skip_settings") is True:
             return
@@ -118,14 +146,21 @@ class WidgetStateManager:
                 widget.setProperty(name, value)
         settings.endGroup()
 
+        if not recursive:
+            return
         # Recursively process children (only if they aren't skipped)
-        for child in widget.children():
+        direct_children = widget.children()
+        bec_connector_children = WidgetHierarchy.get_bec_connectors_from_parent(widget)
+        all_children = list(
+            set(direct_children) | set(bec_connector_children)
+        )  # to avoid duplicates
+        for child in all_children:
             if (
                 child.objectName()
                 and child.property("skip_settings") is not True
                 and not isinstance(child, QLabel)
             ):
-                self._load_widget_state_qsettings(child, settings)
+                self._load_widget_state_qsettings(child, settings, False)
 
     def _get_full_widget_name(self, widget: QWidget):
         """

bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py

@@ -0,0 +1,911 @@
+from __future__ import annotations
+
+import os
+from typing import Literal, cast
+
+import PySide6QtAds as QtAds
+from PySide6QtAds import CDockManager, CDockWidget
+from qtpy.QtCore import Signal
+from qtpy.QtWidgets import (
+    QApplication,
+    QCheckBox,
+    QDialog,
+    QHBoxLayout,
+    QInputDialog,
+    QLabel,
+    QLineEdit,
+    QMessageBox,
+    QPushButton,
+    QSizePolicy,
+    QVBoxLayout,
+    QWidget,
+)
+from shiboken6 import isValid
+
+from bec_widgets import BECWidget, SafeProperty, SafeSlot
+from bec_widgets.cli.rpc.rpc_widget_handler import widget_handler
+from bec_widgets.utils import BECDispatcher
+from bec_widgets.utils.property_editor import PropertyEditor
+from bec_widgets.utils.toolbars.actions import (
+    ExpandableMenuAction,
+    MaterialIconAction,
+    WidgetAction,
+)
+from bec_widgets.utils.toolbars.bundles import ToolbarBundle
+from bec_widgets.utils.toolbars.toolbar import ModularToolBar
+from bec_widgets.utils.widget_state_manager import WidgetStateManager
+from bec_widgets.widgets.containers.advanced_dock_area.profile_utils import (
+    SETTINGS_KEYS,
+    is_profile_readonly,
+    list_profiles,
+    open_settings,
+    profile_path,
+    read_manifest,
+    set_profile_readonly,
+    write_manifest,
+)
+from bec_widgets.widgets.containers.advanced_dock_area.toolbar_components.workspace_actions import (
+    WorkspaceConnection,
+    workspace_bundle,
+)
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindowNoRPC
+from bec_widgets.widgets.control.device_control.positioner_box import PositionerBox
+from bec_widgets.widgets.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
+from bec_widgets.widgets.plots.scatter_waveform.scatter_waveform import ScatterWaveform
+from bec_widgets.widgets.plots.waveform.waveform import Waveform
+from bec_widgets.widgets.progress.ring_progress_bar import RingProgressBar
+from bec_widgets.widgets.services.bec_queue.bec_queue import BECQueue
+from bec_widgets.widgets.services.bec_status_box.bec_status_box import BECStatusBox
+from bec_widgets.widgets.utility.logpanel import LogPanel
+from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
+
+
+class DockSettingsDialog(QDialog):
+
+    def __init__(self, parent: QWidget, target: QWidget):
+        super().__init__(parent)
+        self.setWindowTitle("Dock Settings")
+        self.setModal(True)
+        layout = QVBoxLayout(self)
+
+        # Property editor
+        self.prop_editor = PropertyEditor(target, self, show_only_bec=True)
+        layout.addWidget(self.prop_editor)
+
+
+class SaveProfileDialog(QDialog):
+    """Dialog for saving workspace profiles with read-only option."""
+
+    def __init__(self, parent: QWidget, current_name: str = ""):
+        super().__init__(parent)
+        self.setWindowTitle("Save Workspace Profile")
+        self.setModal(True)
+        self.resize(400, 150)
+        layout = QVBoxLayout(self)
+
+        # Name input
+        name_row = QHBoxLayout()
+        name_row.addWidget(QLabel("Profile Name:"))
+        self.name_edit = QLineEdit(current_name)
+        self.name_edit.setPlaceholderText("Enter profile name...")
+        name_row.addWidget(self.name_edit)
+        layout.addLayout(name_row)
+
+        # Read-only checkbox
+        self.readonly_checkbox = QCheckBox("Mark as read-only (cannot be overwritten or deleted)")
+        layout.addWidget(self.readonly_checkbox)
+
+        # Info label
+        info_label = QLabel("Read-only profiles are protected from modification and deletion.")
+        info_label.setStyleSheet("color: gray; font-size: 10px;")
+        layout.addWidget(info_label)
+
+        # Buttons
+        btn_row = QHBoxLayout()
+        btn_row.addStretch(1)
+        self.save_btn = QPushButton("Save")
+        self.save_btn.setDefault(True)
+        cancel_btn = QPushButton("Cancel")
+        self.save_btn.clicked.connect(self.accept)
+        cancel_btn.clicked.connect(self.reject)
+        btn_row.addWidget(self.save_btn)
+        btn_row.addWidget(cancel_btn)
+        layout.addLayout(btn_row)
+
+        # Enable/disable save button based on name input
+        self.name_edit.textChanged.connect(self._update_save_button)
+        self._update_save_button()
+
+    def _update_save_button(self):
+        """Enable save button only when name is not empty."""
+        self.save_btn.setEnabled(bool(self.name_edit.text().strip()))
+
+    def get_profile_name(self) -> str:
+        """Get the entered profile name."""
+        return self.name_edit.text().strip()
+
+    def is_readonly(self) -> bool:
+        """Check if the profile should be marked as read-only."""
+        return self.readonly_checkbox.isChecked()
+
+
+class AdvancedDockArea(BECWidget, QWidget):
+    RPC = True
+    PLUGIN = False
+    USER_ACCESS = [
+        "new",
+        "widget_map",
+        "widget_list",
+        "lock_workspace",
+        "attach_all",
+        "delete_all",
+        "mode",
+        "mode.setter",
+    ]
+
+    # Define a signal for mode changes
+    mode_changed = Signal(str)
+
+    def __init__(
+        self,
+        parent=None,
+        mode: str = "developer",
+        default_add_direction: Literal["left", "right", "top", "bottom"] = "right",
+        *args,
+        **kwargs,
+    ):
+        super().__init__(parent=parent, *args, **kwargs)
+
+        # Title (as a top-level QWidget it can have a window title)
+        self.setWindowTitle("Advanced Dock Area")
+
+        # Top-level layout hosting a toolbar and the dock manager
+        self._root_layout = QVBoxLayout(self)
+        self._root_layout.setContentsMargins(0, 0, 0, 0)
+        self._root_layout.setSpacing(0)
+
+        # Init Dock Manager
+        self.dock_manager = CDockManager(self)
+        self.dock_manager.setStyleSheet("")
+
+        # Dock manager helper variables
+        self._locked = False  # Lock state of the workspace
+
+        # Initialize mode property first (before toolbar setup)
+        self._mode = "developer"
+        self._default_add_direction = (
+            default_add_direction
+            if default_add_direction in ("left", "right", "top", "bottom")
+            else "right"
+        )
+
+        # Toolbar
+        self.dark_mode_button = DarkModeButton(parent=self, toolbar=True)
+        self._setup_toolbar()
+        self._hook_toolbar()
+
+        # Place toolbar and dock manager into layout
+        self._root_layout.addWidget(self.toolbar)
+        self._root_layout.addWidget(self.dock_manager, 1)
+
+        # Populate and hook the workspace combo
+        self._refresh_workspace_list()
+
+        # State manager
+        self.state_manager = WidgetStateManager(self)
+
+        # Developer mode state
+        self._editable = None
+        # Initialize default editable state based on current lock
+        self._set_editable(True)  # default to editable; will sync toolbar toggle below
+
+        # Sync Developer toggle icon state after initial setup
+        dev_action = self.toolbar.components.get_action("developer_mode").action
+        dev_action.setChecked(self._editable)
+
+        # Apply the requested mode after everything is set up
+        self.mode = mode
+
+    def _make_dock(
+        self,
+        widget: QWidget,
+        *,
+        closable: bool,
+        floatable: bool,
+        movable: bool = True,
+        area: QtAds.DockWidgetArea = QtAds.DockWidgetArea.RightDockWidgetArea,
+        start_floating: bool = False,
+    ) -> CDockWidget:
+        dock = CDockWidget(widget.objectName())
+        dock.setWidget(widget)
+        dock.setFeature(CDockWidget.DockWidgetDeleteOnClose, True)
+        dock.setFeature(CDockWidget.CustomCloseHandling, True)
+        dock.setFeature(CDockWidget.DockWidgetClosable, closable)
+        dock.setFeature(CDockWidget.DockWidgetFloatable, floatable)
+        dock.setFeature(CDockWidget.DockWidgetMovable, movable)
+
+        self._install_dock_settings_action(dock, widget)
+
+        def on_dock_close():
+            widget.close()
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+        def on_widget_destroyed():
+            if not isValid(dock):
+                return
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+        dock.closeRequested.connect(on_dock_close)
+        if hasattr(widget, "widget_removed"):
+            widget.widget_removed.connect(on_widget_destroyed)
+
+        dock.setMinimumSizeHintMode(CDockWidget.eMinimumSizeHintMode.MinimumSizeHintFromDockWidget)
+        self.dock_manager.addDockWidget(area, dock)
+        if start_floating:
+            dock.setFloating()
+        return dock
+
+    def _install_dock_settings_action(self, dock: CDockWidget, widget: QWidget) -> None:
+        action = MaterialIconAction(
+            icon_name="settings", tooltip="Dock settings", filled=True, parent=self
+        ).action
+        action.setToolTip("Dock settings")
+        action.setObjectName("dockSettingsAction")
+        action.triggered.connect(lambda: self._open_dock_settings_dialog(dock, widget))
+        dock.setTitleBarActions([action])
+        dock.setting_action = action
+
+    def _open_dock_settings_dialog(self, dock: CDockWidget, widget: QWidget) -> None:
+        dlg = DockSettingsDialog(self, widget)
+        dlg.resize(600, 600)
+        dlg.exec()
+
+    def _apply_dock_lock(self, locked: bool) -> None:
+        if locked:
+            self.dock_manager.lockDockWidgetFeaturesGlobally()
+        else:
+            self.dock_manager.lockDockWidgetFeaturesGlobally(QtAds.CDockWidget.NoDockWidgetFeatures)
+
+    def _delete_dock(self, dock: CDockWidget) -> None:
+        w = dock.widget()
+        if w and isValid(w):
+            w.close()
+            w.deleteLater()
+        if isValid(dock):
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+    def _area_from_where(self, where: str | None) -> QtAds.DockWidgetArea:
+        """Return ADS DockWidgetArea from a human-friendly direction string.
+        If *where* is None, fall back to instance default.
+        """
+        d = (where or getattr(self, "_default_add_direction", "right") or "right").lower()
+        mapping = {
+            "left": QtAds.DockWidgetArea.LeftDockWidgetArea,
+            "right": QtAds.DockWidgetArea.RightDockWidgetArea,
+            "top": QtAds.DockWidgetArea.TopDockWidgetArea,
+            "bottom": QtAds.DockWidgetArea.BottomDockWidgetArea,
+        }
+        return mapping.get(d, QtAds.DockWidgetArea.RightDockWidgetArea)
+
+    ################################################################################
+    # Toolbar Setup
+    ################################################################################
+
+    def _setup_toolbar(self):
+        self.toolbar = ModularToolBar(parent=self)
+
+        PLOT_ACTIONS = {
+            "waveform": (Waveform.ICON_NAME, "Add Waveform", "Waveform"),
+            "scatter_waveform": (
+                ScatterWaveform.ICON_NAME,
+                "Add Scatter Waveform",
+                "ScatterWaveform",
+            ),
+            "multi_waveform": (MultiWaveform.ICON_NAME, "Add Multi Waveform", "MultiWaveform"),
+            "image": (Image.ICON_NAME, "Add Image", "Image"),
+            "motor_map": (MotorMap.ICON_NAME, "Add Motor Map", "MotorMap"),
+            "heatmap": (Heatmap.ICON_NAME, "Add Heatmap", "Heatmap"),
+        }
+        DEVICE_ACTIONS = {
+            "scan_control": (ScanControl.ICON_NAME, "Add Scan Control", "ScanControl"),
+            "positioner_box": (PositionerBox.ICON_NAME, "Add Device Box", "PositionerBox"),
+        }
+        UTIL_ACTIONS = {
+            "queue": (BECQueue.ICON_NAME, "Add Scan Queue", "BECQueue"),
+            "vs_code": (VSCodeEditor.ICON_NAME, "Add VS Code", "VSCodeEditor"),
+            "status": (BECStatusBox.ICON_NAME, "Add BEC Status Box", "BECStatusBox"),
+            "progress_bar": (
+                RingProgressBar.ICON_NAME,
+                "Add Circular ProgressBar",
+                "RingProgressBar",
+            ),
+            "log_panel": (LogPanel.ICON_NAME, "Add LogPanel - Disabled", "LogPanel"),
+            "sbb_monitor": ("train", "Add SBB Monitor", "SBBMonitor"),
+        }
+
+        # Create expandable menu actions (original behavior)
+        def _build_menu(key: str, label: str, mapping: dict[str, tuple[str, str, str]]):
+            self.toolbar.components.add_safe(
+                key,
+                ExpandableMenuAction(
+                    label=label,
+                    actions={
+                        k: MaterialIconAction(
+                            icon_name=v[0], tooltip=v[1], filled=True, parent=self
+                        )
+                        for k, v in mapping.items()
+                    },
+                ),
+            )
+            b = ToolbarBundle(key, self.toolbar.components)
+            b.add_action(key)
+            self.toolbar.add_bundle(b)
+
+        _build_menu("menu_plots", "Add Plot ", PLOT_ACTIONS)
+        _build_menu("menu_devices", "Add Device Control ", DEVICE_ACTIONS)
+        _build_menu("menu_utils", "Add Utils ", UTIL_ACTIONS)
+
+        # Create flat toolbar bundles for each widget type
+        def _build_flat_bundles(category: str, mapping: dict[str, tuple[str, str, str]]):
+            bundle = ToolbarBundle(f"flat_{category}", self.toolbar.components)
+
+            for action_id, (icon_name, tooltip, widget_type) in mapping.items():
+                # Create individual action for each widget type
+                flat_action_id = f"flat_{action_id}"
+                self.toolbar.components.add_safe(
+                    flat_action_id,
+                    MaterialIconAction(
+                        icon_name=icon_name, tooltip=tooltip, filled=True, parent=self
+                    ),
+                )
+                bundle.add_action(flat_action_id)
+
+            self.toolbar.add_bundle(bundle)
+
+        _build_flat_bundles("plots", PLOT_ACTIONS)
+        _build_flat_bundles("devices", DEVICE_ACTIONS)
+        _build_flat_bundles("utils", UTIL_ACTIONS)
+
+        # Workspace
+        spacer_bundle = ToolbarBundle("spacer_bundle", self.toolbar.components)
+        spacer = QWidget(parent=self.toolbar.components.toolbar)
+        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        self.toolbar.components.add_safe("spacer", WidgetAction(widget=spacer, adjust_size=False))
+        spacer_bundle.add_action("spacer")
+        self.toolbar.add_bundle(spacer_bundle)
+
+        self.toolbar.add_bundle(workspace_bundle(self.toolbar.components))
+        self.toolbar.connect_bundle(
+            "workspace", WorkspaceConnection(components=self.toolbar.components, target_widget=self)
+        )
+
+        # Dock actions
+        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(
+            "screenshot",
+            MaterialIconAction(icon_name="photo_camera", tooltip="Take Screenshot", parent=self),
+        )
+        self.toolbar.components.add_safe(
+            "dark_mode", WidgetAction(widget=self.dark_mode_button, adjust_size=False, parent=self)
+        )
+        # Developer mode toggle (moved from menu into toolbar)
+        self.toolbar.components.add_safe(
+            "developer_mode",
+            MaterialIconAction(
+                icon_name="code", tooltip="Developer Mode", checkable=True, parent=self
+            ),
+        )
+        bda = ToolbarBundle("dock_actions", self.toolbar.components)
+        bda.add_action("attach_all")
+        bda.add_action("screenshot")
+        bda.add_action("dark_mode")
+        bda.add_action("developer_mode")
+        self.toolbar.add_bundle(bda)
+
+        # Default bundle configuration (show menus by default)
+        self.toolbar.show_bundles(
+            [
+                "menu_plots",
+                "menu_devices",
+                "menu_utils",
+                "spacer_bundle",
+                "workspace",
+                "dock_actions",
+            ]
+        )
+
+        # Store mappings on self for use in _hook_toolbar
+        self._ACTION_MAPPINGS = {
+            "menu_plots": PLOT_ACTIONS,
+            "menu_devices": DEVICE_ACTIONS,
+            "menu_utils": UTIL_ACTIONS,
+        }
+
+    def _hook_toolbar(self):
+
+        def _connect_menu(menu_key: str):
+            menu = self.toolbar.components.get_action(menu_key)
+            mapping = self._ACTION_MAPPINGS[menu_key]
+            for key, (_, _, widget_type) in mapping.items():
+                act = menu.actions[key].action
+                if widget_type == "LogPanel":
+                    act.setEnabled(False)  # keep disabled per issue #644
+                else:
+                    act.triggered.connect(lambda _, t=widget_type: self.new(widget=t))
+
+        _connect_menu("menu_plots")
+        _connect_menu("menu_devices")
+        _connect_menu("menu_utils")
+
+        # Connect flat toolbar actions
+        def _connect_flat_actions(category: str, mapping: dict[str, tuple[str, str, str]]):
+            for action_id, (_, _, widget_type) in mapping.items():
+                flat_action_id = f"flat_{action_id}"
+                flat_action = self.toolbar.components.get_action(flat_action_id).action
+                if widget_type == "LogPanel":
+                    flat_action.setEnabled(False)  # keep disabled per issue #644
+                else:
+                    flat_action.triggered.connect(lambda _, t=widget_type: self.new(widget=t))
+
+        _connect_flat_actions("plots", self._ACTION_MAPPINGS["menu_plots"])
+        _connect_flat_actions("devices", self._ACTION_MAPPINGS["menu_devices"])
+        _connect_flat_actions("utils", self._ACTION_MAPPINGS["menu_utils"])
+
+        self.toolbar.components.get_action("attach_all").action.triggered.connect(self.attach_all)
+        self.toolbar.components.get_action("screenshot").action.triggered.connect(self.screenshot)
+        # Developer mode toggle
+        self.toolbar.components.get_action("developer_mode").action.toggled.connect(
+            self._on_developer_mode_toggled
+        )
+
+    def _set_editable(self, editable: bool) -> None:
+        self.lock_workspace = not editable
+        self._editable = editable
+
+        # Sync the toolbar lock toggle with current mode
+        lock_action = self.toolbar.components.get_action("lock").action
+        lock_action.setChecked(not editable)
+        lock_action.setVisible(editable)
+
+        attach_all_action = self.toolbar.components.get_action("attach_all").action
+        attach_all_action.setVisible(editable)
+
+        # Show full creation menus only when editable; otherwise keep minimal set
+        if editable:
+            self.toolbar.show_bundles(
+                [
+                    "menu_plots",
+                    "menu_devices",
+                    "menu_utils",
+                    "spacer_bundle",
+                    "workspace",
+                    "dock_actions",
+                ]
+            )
+        else:
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+
+        # Keep Developer mode UI in sync
+        self.toolbar.components.get_action("developer_mode").action.setChecked(editable)
+
+    def _on_developer_mode_toggled(self, checked: bool) -> None:
+        """Handle developer mode checkbox toggle."""
+        self._set_editable(checked)
+
+    ################################################################################
+    # Adding widgets
+    ################################################################################
+    @SafeSlot(popup_error=True)
+    def new(
+        self,
+        widget: BECWidget | str,
+        closable: bool = True,
+        floatable: bool = True,
+        movable: bool = True,
+        start_floating: bool = False,
+        where: Literal["left", "right", "top", "bottom"] | None = None,
+    ) -> BECWidget:
+        """
+        Create a new widget (or reuse an instance) and add it as a dock.
+
+        Args:
+            widget: Widget instance or a string widget type (factory-created).
+            closable: Whether the dock is closable.
+            floatable: Whether the dock is floatable.
+            movable: Whether the dock is movable.
+            start_floating: Start the dock in a floating state.
+            where: Preferred area to add the dock: "left" | "right" | "top" | "bottom".
+                   If None, uses the instance default passed at construction time.
+        Returns:
+            The widget instance.
+        """
+        target_area = self._area_from_where(where)
+
+        # 1) Instantiate or look up the widget
+        if isinstance(widget, str):
+            widget = cast(BECWidget, widget_handler.create_widget(widget_type=widget, parent=self))
+            widget.name_established.connect(
+                lambda: self._create_dock_with_name(
+                    widget=widget,
+                    closable=closable,
+                    floatable=floatable,
+                    movable=movable,
+                    start_floating=start_floating,
+                    area=target_area,
+                )
+            )
+            return widget
+
+        # If a widget instance is passed, dock it immediately
+        self._create_dock_with_name(
+            widget=widget,
+            closable=closable,
+            floatable=floatable,
+            movable=movable,
+            start_floating=start_floating,
+            area=target_area,
+        )
+        return widget
+
+    def _create_dock_with_name(
+        self,
+        widget: BECWidget,
+        closable: bool = True,
+        floatable: bool = False,
+        movable: bool = True,
+        start_floating: bool = False,
+        area: QtAds.DockWidgetArea | None = None,
+    ):
+        target_area = area or self._area_from_where(None)
+        self._make_dock(
+            widget,
+            closable=closable,
+            floatable=floatable,
+            movable=movable,
+            area=target_area,
+            start_floating=start_floating,
+        )
+        self.dock_manager.setFocus()
+
+    ################################################################################
+    # Dock Management
+    ################################################################################
+
+    def dock_map(self) -> dict[str, CDockWidget]:
+        """
+        Return the dock widgets map as dictionary with names as keys and dock widgets as values.
+
+        Returns:
+            dict: A dictionary mapping widget names to their corresponding dock widgets.
+        """
+        return self.dock_manager.dockWidgetsMap()
+
+    def dock_list(self) -> list[CDockWidget]:
+        """
+        Return the list of dock widgets.
+
+        Returns:
+            list: A list of all dock widgets in the dock area.
+        """
+        return self.dock_manager.dockWidgets()
+
+    def widget_map(self) -> dict[str, QWidget]:
+        """
+        Return a dictionary mapping widget names to their corresponding BECWidget instances.
+
+        Returns:
+            dict: A dictionary mapping widget names to BECWidget instances.
+        """
+        return {dock.objectName(): dock.widget() for dock in self.dock_list()}
+
+    def widget_list(self) -> list[QWidget]:
+        """
+        Return a list of all BECWidget instances in the dock area.
+
+        Returns:
+            list: A list of all BECWidget instances in the dock area.
+        """
+        return [dock.widget() for dock in self.dock_list() if isinstance(dock.widget(), QWidget)]
+
+    @SafeSlot()
+    def attach_all(self):
+        """
+        Return all floating docks to the dock area, preserving tab groups within each floating container.
+        """
+        for container in self.dock_manager.floatingWidgets():
+            docks = container.dockWidgets()
+            if not docks:
+                continue
+            target = docks[0]
+            self.dock_manager.addDockWidget(QtAds.DockWidgetArea.RightDockWidgetArea, target)
+            for d in docks[1:]:
+                self.dock_manager.addDockWidgetTab(
+                    QtAds.DockWidgetArea.RightDockWidgetArea, d, target
+                )
+
+    @SafeSlot()
+    def delete_all(self):
+        """Delete all docks and widgets."""
+        for dock in list(self.dock_manager.dockWidgets()):
+            self._delete_dock(dock)
+
+    ################################################################################
+    # Workspace Management
+    ################################################################################
+    @SafeProperty(bool)
+    def lock_workspace(self) -> bool:
+        """
+        Get or set the lock state of the workspace.
+
+        Returns:
+            bool: True if the workspace is locked, False otherwise.
+        """
+        return self._locked
+
+    @lock_workspace.setter
+    def lock_workspace(self, value: bool):
+        """
+        Set the lock state of the workspace. Docks remain resizable, but are not movable or closable.
+
+        Args:
+            value (bool): True to lock the workspace, False to unlock it.
+        """
+        self._locked = value
+        self._apply_dock_lock(value)
+        self.toolbar.components.get_action("save_workspace").action.setVisible(not value)
+        self.toolbar.components.get_action("delete_workspace").action.setVisible(not value)
+        for dock in self.dock_list():
+            dock.setting_action.setVisible(not value)
+
+    @SafeSlot(str)
+    def save_profile(self, name: str | None = None):
+        """
+        Save the current workspace profile.
+
+        Args:
+            name (str | None): The name of the profile. If None, a dialog will prompt for a name.
+        """
+        if not name:
+            # Use the new SaveProfileDialog instead of QInputDialog
+            dialog = SaveProfileDialog(self)
+            if dialog.exec() != QDialog.Accepted:
+                return
+            name = dialog.get_profile_name()
+            readonly = dialog.is_readonly()
+
+            # Check if profile already exists and is read-only
+            if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                suggested_name = f"{name}_custom"
+                reply = QMessageBox.warning(
+                    self,
+                    "Read-only Profile",
+                    f"The profile '{name}' is marked as read-only and cannot be overwritten.\n\n"
+                    f"Would you like to save it with a different name?\n"
+                    f"Suggested name: '{suggested_name}'",
+                    QMessageBox.Yes | QMessageBox.No,
+                    QMessageBox.Yes,
+                )
+                if reply == QMessageBox.Yes:
+                    # Show dialog again with suggested name pre-filled
+                    dialog = SaveProfileDialog(self, suggested_name)
+                    if dialog.exec() != QDialog.Accepted:
+                        return
+                    name = dialog.get_profile_name()
+                    readonly = dialog.is_readonly()
+
+                    # Check again if the new name is also read-only (recursive protection)
+                    if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                        return self.save_profile()
+                else:
+                    return
+        else:
+            # If name is provided directly, assume not read-only unless already exists
+            readonly = False
+            if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                QMessageBox.warning(
+                    self,
+                    "Read-only Profile",
+                    f"The profile '{name}' is marked as read-only and cannot be overwritten.",
+                    QMessageBox.Ok,
+                )
+                return
+
+        # Display saving placeholder
+        workspace_combo = self.toolbar.components.get_action("workspace_combo").widget
+        workspace_combo.blockSignals(True)
+        workspace_combo.insertItem(0, f"{name}-saving")
+        workspace_combo.setCurrentIndex(0)
+        workspace_combo.blockSignals(False)
+
+        # Save the profile
+        settings = open_settings(name)
+        settings.setValue(SETTINGS_KEYS["geom"], self.saveGeometry())
+        settings.setValue(
+            SETTINGS_KEYS["state"], b""
+        )  # No QMainWindow state; placeholder for backward compat
+        settings.setValue(SETTINGS_KEYS["ads_state"], self.dock_manager.saveState())
+        self.dock_manager.addPerspective(name)
+        self.dock_manager.savePerspectives(settings)
+        self.state_manager.save_state(settings=settings)
+        write_manifest(settings, self.dock_list())
+
+        # Set read-only status if specified
+        if readonly:
+            set_profile_readonly(name, readonly)
+
+        settings.sync()
+        self._refresh_workspace_list()
+        workspace_combo.setCurrentText(name)
+
+    def load_profile(self, name: str | None = None):
+        """
+        Load a workspace profile.
+
+        Args:
+            name (str | None): The name of the profile. If None, a dialog will prompt for a name.
+        """
+        # FIXME this has to be tweaked
+        if not name:
+            name, ok = QInputDialog.getText(
+                self, "Load Workspace", "Enter the name of the workspace profile to load:"
+            )
+            if not ok or not name:
+                return
+        settings = open_settings(name)
+
+        for item in read_manifest(settings):
+            obj_name = item["object_name"]
+            widget_class = item["widget_class"]
+            if obj_name not in self.widget_map():
+                w = widget_handler.create_widget(widget_type=widget_class, parent=self)
+                w.setObjectName(obj_name)
+                self._make_dock(
+                    w,
+                    closable=item["closable"],
+                    floatable=item["floatable"],
+                    movable=item["movable"],
+                    area=QtAds.DockWidgetArea.RightDockWidgetArea,
+                )
+
+        geom = settings.value(SETTINGS_KEYS["geom"])
+        if geom:
+            self.restoreGeometry(geom)
+        # No window state for QWidget-based host; keep for backwards compat read
+        # window_state = settings.value(SETTINGS_KEYS["state"])  # ignored
+        dock_state = settings.value(SETTINGS_KEYS["ads_state"])
+        if dock_state:
+            self.dock_manager.restoreState(dock_state)
+        self.dock_manager.loadPerspectives(settings)
+        self.state_manager.load_state(settings=settings)
+        self._set_editable(self._editable)
+
+    @SafeSlot()
+    def delete_profile(self):
+        """
+        Delete the currently selected workspace profile file and refresh the combo list.
+        """
+        combo = self.toolbar.components.get_action("workspace_combo").widget
+        name = combo.currentText()
+        if not name:
+            return
+
+        # Check if profile is read-only
+        if is_profile_readonly(name):
+            QMessageBox.warning(
+                self,
+                "Read-only Profile",
+                f"The profile '{name}' is marked as read-only and cannot be deleted.\n\n"
+                f"Read-only profiles are protected from modification and deletion.",
+                QMessageBox.Ok,
+            )
+            return
+
+        # Confirm deletion for regular profiles
+        reply = QMessageBox.question(
+            self,
+            "Delete Profile",
+            f"Are you sure you want to delete the profile '{name}'?\n\n"
+            f"This action cannot be undone.",
+            QMessageBox.Yes | QMessageBox.No,
+            QMessageBox.No,
+        )
+        if reply != QMessageBox.Yes:
+            return
+
+        file_path = profile_path(name)
+        try:
+            os.remove(file_path)
+        except FileNotFoundError:
+            return
+        self._refresh_workspace_list()
+
+    def _refresh_workspace_list(self):
+        """
+        Populate the workspace combo box with all saved profile names (without .ini).
+        """
+        combo = self.toolbar.components.get_action("workspace_combo").widget
+        if hasattr(combo, "refresh_profiles"):
+            combo.refresh_profiles()
+        else:
+            # Fallback for regular QComboBox
+            combo.blockSignals(True)
+            combo.clear()
+            combo.addItems(list_profiles())
+            combo.blockSignals(False)
+
+    ################################################################################
+    # Mode Switching
+    ################################################################################
+
+    @SafeProperty(str)
+    def mode(self) -> str:
+        return self._mode
+
+    @mode.setter
+    def mode(self, new_mode: str):
+        if new_mode not in ["plot", "device", "utils", "developer", "user"]:
+            raise ValueError(f"Invalid mode: {new_mode}")
+        self._mode = new_mode
+        self.mode_changed.emit(new_mode)
+
+        # Update toolbar visibility based on mode
+        if new_mode == "user":
+            # User mode: show only essential tools
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+        elif new_mode == "developer":
+            # Developer mode: show all tools (use menu bundles)
+            self.toolbar.show_bundles(
+                [
+                    "menu_plots",
+                    "menu_devices",
+                    "menu_utils",
+                    "spacer_bundle",
+                    "workspace",
+                    "dock_actions",
+                ]
+            )
+        elif new_mode in ["plot", "device", "utils"]:
+            # Specific modes: show flat toolbar for that category
+            bundle_name = f"flat_{new_mode}s" if new_mode != "utils" else "flat_utils"
+            self.toolbar.show_bundles([bundle_name])
+            # self.toolbar.show_bundles([bundle_name, "spacer_bundle", "workspace", "dock_actions"])
+        else:
+            # Fallback to user mode
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+
+    def cleanup(self):
+        """
+        Cleanup the dock area.
+        """
+        self.delete_all()
+        self.dark_mode_button.close()
+        self.dark_mode_button.deleteLater()
+        self.toolbar.cleanup()
+        super().cleanup()
+
+
+if __name__ == "__main__":
+    import sys
+
+    app = QApplication(sys.argv)
+    dispatcher = BECDispatcher(gui_id="ads")
+    window = BECMainWindowNoRPC()
+    ads = AdvancedDockArea(mode="developer", root_widget=True)
+    window.setCentralWidget(ads)
+    window.show()
+    window.resize(800, 600)
+
+    sys.exit(app.exec())

bec_widgets/widgets/containers/advanced_dock_area/profile_utils.py

@@ -0,0 +1,79 @@
+import os
+
+from PySide6QtAds import CDockWidget
+from qtpy.QtCore import QSettings
+
+MODULE_PATH = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
+_DEFAULT_PROFILES_DIR = os.path.join(os.path.dirname(__file__), "states", "default")
+_USER_PROFILES_DIR = os.path.join(os.path.dirname(__file__), "states", "user")
+
+
+def profiles_dir() -> str:
+    path = os.environ.get("BECWIDGETS_PROFILE_DIR", _USER_PROFILES_DIR)
+    os.makedirs(path, exist_ok=True)
+    return path
+
+
+def profile_path(name: str) -> str:
+    return os.path.join(profiles_dir(), f"{name}.ini")
+
+
+SETTINGS_KEYS = {
+    "geom": "mainWindow/Geometry",
+    "state": "mainWindow/State",
+    "ads_state": "mainWindow/DockingState",
+    "manifest": "manifest/widgets",
+    "readonly": "profile/readonly",
+}
+
+
+def list_profiles() -> list[str]:
+    return sorted(os.path.splitext(f)[0] for f in os.listdir(profiles_dir()) if f.endswith(".ini"))
+
+
+def is_profile_readonly(name: str) -> bool:
+    """Check if a profile is marked as read-only."""
+    settings = open_settings(name)
+    return settings.value(SETTINGS_KEYS["readonly"], False, type=bool)
+
+
+def set_profile_readonly(name: str, readonly: bool) -> None:
+    """Set the read-only status of a profile."""
+    settings = open_settings(name)
+    settings.setValue(SETTINGS_KEYS["readonly"], readonly)
+    settings.sync()
+
+
+def open_settings(name: str) -> QSettings:
+    return QSettings(profile_path(name), QSettings.IniFormat)
+
+
+def write_manifest(settings: QSettings, docks: list[CDockWidget]) -> None:
+    settings.beginWriteArray(SETTINGS_KEYS["manifest"], len(docks))
+    for i, dock in enumerate(docks):
+        settings.setArrayIndex(i)
+        w = dock.widget()
+        settings.setValue("object_name", w.objectName())
+        settings.setValue("widget_class", w.__class__.__name__)
+        settings.setValue("closable", getattr(dock, "_default_closable", True))
+        settings.setValue("floatable", getattr(dock, "_default_floatable", True))
+        settings.setValue("movable", getattr(dock, "_default_movable", True))
+    settings.endArray()
+
+
+def read_manifest(settings: QSettings) -> list[dict]:
+    items: list[dict] = []
+    count = settings.beginReadArray(SETTINGS_KEYS["manifest"])
+    for i in range(count):
+        settings.setArrayIndex(i)
+        items.append(
+            {
+                "object_name": settings.value("object_name"),
+                "widget_class": settings.value("widget_class"),
+                "closable": settings.value("closable", type=bool),
+                "floatable": settings.value("floatable", type=bool),
+                "movable": settings.value("movable", type=bool),
+            }
+        )
+    settings.endArray()
+    return items

bec_widgets/widgets/containers/advanced_dock_area/toolbar_components/workspace_actions.py

@@ -0,0 +1,183 @@
+from __future__ import annotations
+
+from bec_qthemes import material_icon
+from qtpy.QtCore import Qt
+from qtpy.QtWidgets import QComboBox, QSizePolicy, QWidget
+
+from bec_widgets import SafeSlot
+from bec_widgets.utils.toolbars.actions import MaterialIconAction, WidgetAction
+from bec_widgets.utils.toolbars.bundles import ToolbarBundle, ToolbarComponents
+from bec_widgets.utils.toolbars.connections import BundleConnection
+from bec_widgets.widgets.containers.advanced_dock_area.profile_utils import (
+    is_profile_readonly,
+    list_profiles,
+)
+
+
+class ProfileComboBox(QComboBox):
+    """Custom combobox that displays icons for read-only profiles."""
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+
+    def refresh_profiles(self):
+        """Refresh the profile list with appropriate icons."""
+
+        current_text = self.currentText()
+        self.blockSignals(True)
+        self.clear()
+
+        lock_icon = material_icon("edit_off", size=(16, 16), convert_to_pixmap=False)
+
+        for profile in list_profiles():
+            if is_profile_readonly(profile):
+                self.addItem(lock_icon, f"{profile}")
+                # Set tooltip for read-only profiles
+                self.setItemData(self.count() - 1, "Read-only profile", Qt.ToolTipRole)
+            else:
+                self.addItem(profile)
+
+        # Restore selection if possible
+        index = self.findText(current_text)
+        if index >= 0:
+            self.setCurrentIndex(index)
+
+        self.blockSignals(False)
+
+
+def workspace_bundle(components: ToolbarComponents) -> ToolbarBundle:
+    """
+    Creates a workspace toolbar bundle for AdvancedDockArea.
+
+    Args:
+        components (ToolbarComponents): The components to be added to the bundle.
+
+    Returns:
+        ToolbarBundle: The workspace toolbar bundle.
+    """
+    # Lock icon action
+    components.add_safe(
+        "lock",
+        MaterialIconAction(
+            icon_name="lock_open_right",
+            tooltip="Lock Workspace",
+            checkable=True,
+            parent=components.toolbar,
+        ),
+    )
+
+    # Workspace combo
+    combo = ProfileComboBox(parent=components.toolbar)
+    components.add_safe("workspace_combo", WidgetAction(widget=combo, adjust_size=False))
+
+    # Save the current workspace icon
+    components.add_safe(
+        "save_workspace",
+        MaterialIconAction(
+            icon_name="save",
+            tooltip="Save Current Workspace",
+            checkable=False,
+            parent=components.toolbar,
+        ),
+    )
+    # Delete workspace icon
+    components.add_safe(
+        "refresh_workspace",
+        MaterialIconAction(
+            icon_name="refresh",
+            tooltip="Refresh Current Workspace",
+            checkable=False,
+            parent=components.toolbar,
+        ),
+    )
+    # Delete workspace icon
+    components.add_safe(
+        "delete_workspace",
+        MaterialIconAction(
+            icon_name="delete",
+            tooltip="Delete Current Workspace",
+            checkable=False,
+            parent=components.toolbar,
+        ),
+    )
+
+    bundle = ToolbarBundle("workspace", components)
+    bundle.add_action("lock")
+    bundle.add_action("workspace_combo")
+    bundle.add_action("save_workspace")
+    bundle.add_action("refresh_workspace")
+    bundle.add_action("delete_workspace")
+    return bundle
+
+
+class WorkspaceConnection(BundleConnection):
+    """
+    Connection class for workspace actions in AdvancedDockArea.
+    """
+
+    def __init__(self, components: ToolbarComponents, target_widget=None):
+        super().__init__(parent=components.toolbar)
+        self.bundle_name = "workspace"
+        self.components = components
+        self.target_widget = target_widget
+        if not hasattr(self.target_widget, "lock_workspace"):
+            raise AttributeError("Target widget must implement 'lock_workspace'.")
+        self._connected = False
+
+    def connect(self):
+        self._connected = True
+        # Connect the action to the target widget's method
+        self.components.get_action("lock").action.toggled.connect(self._lock_workspace)
+        self.components.get_action("save_workspace").action.triggered.connect(
+            self.target_widget.save_profile
+        )
+        self.components.get_action("workspace_combo").widget.currentTextChanged.connect(
+            self.target_widget.load_profile
+        )
+        self.components.get_action("refresh_workspace").action.triggered.connect(
+            self._refresh_workspace
+        )
+        self.components.get_action("delete_workspace").action.triggered.connect(
+            self.target_widget.delete_profile
+        )
+
+    def disconnect(self):
+        if not self._connected:
+            return
+        # Disconnect the action from the target widget's method
+        self.components.get_action("lock").action.toggled.disconnect(self._lock_workspace)
+        self.components.get_action("save_workspace").action.triggered.disconnect(
+            self.target_widget.save_profile
+        )
+        self.components.get_action("workspace_combo").widget.currentTextChanged.disconnect(
+            self.target_widget.load_profile
+        )
+        self.components.get_action("refresh_workspace").action.triggered.disconnect(
+            self._refresh_workspace
+        )
+        self.components.get_action("delete_workspace").action.triggered.disconnect(
+            self.target_widget.delete_profile
+        )
+        self._connected = False
+
+    @SafeSlot(bool)
+    def _lock_workspace(self, value: bool):
+        """
+        Switches the workspace lock state and change the icon accordingly.
+        """
+        setattr(self.target_widget, "lock_workspace", value)
+        self.components.get_action("lock").action.setChecked(value)
+        icon = material_icon(
+            "lock" if value else "lock_open_right", size=(20, 20), convert_to_pixmap=False
+        )
+        self.components.get_action("lock").action.setIcon(icon)
+
+    @SafeSlot()
+    def _refresh_workspace(self):
+        """
+        Refreshes the current workspace.
+        """
+        combo = self.components.get_action("workspace_combo").widget
+        current_workspace = combo.currentText()
+        self.target_widget.load_profile(current_workspace)

bec_widgets/widgets/containers/auto_update/auto_updates.py

@@ -27,6 +27,7 @@ class AutoUpdates(BECMainWindow):
     _default_dock: BECDock
     USER_ACCESS = ["enabled", "enabled.setter", "selected_device", "selected_device.setter"]
     RPC = True
+    PLUGIN = False
 
     # enforce that subclasses have the same rpc widget class
     rpc_widget_class = "AutoUpdates"

bec_widgets/widgets/containers/dock/bec_dock_area.pyproject

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

bec_widgets/widgets/containers/dock/bec_dock_area_plugin.py

@@ -1,22 +1,19 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
-import bec_widgets
 from bec_widgets.utils.bec_designer import designer_material_icon
-from bec_widgets.widgets.containers.dock import BECDockArea
+from bec_widgets.widgets.containers.dock.dock_area import BECDockArea
 
 DOM_XML = """
 <ui language='c++'>
-    <widget class='BECDockArea' name='dock_area'>
+    <widget class='BECDockArea' name='bec_dock_area'>
     </widget>
 </ui>
 """
 
-MODULE_PATH = os.path.dirname(bec_widgets.__file__)
-
 
 class BECDockAreaPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
     def __init__(self):
@@ -24,6 +21,8 @@ class BECDockAreaPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = BECDockArea(parent)
         return t
 
@@ -31,13 +30,13 @@ class BECDockAreaPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return DOM_XML
 
     def group(self):
-        return "BEC Plots"
+        return "BEC Containers"
 
     def icon(self):
         return designer_material_icon(BECDockArea.ICON_NAME)
 
     def includeFile(self):
-        return "dock_area"
+        return "bec_dock_area"
 
     def initialize(self, form_editor):
         self._form_editor = form_editor
@@ -52,7 +51,7 @@ class BECDockAreaPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "BECDockArea"
 
     def toolTip(self):
-        return "BECDockArea"
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/containers/dock/dock.py

@@ -389,6 +389,7 @@ class BECDock(BECWidget, Dock):
         if widget in self.widgets:
             self.widgets.remove(widget)
         widget.close()
+        widget.deleteLater()
 
     def delete_all(self):
         """

bec_widgets/widgets/containers/dock/dock_area.py

@@ -71,6 +71,7 @@ class BECDockArea(BECWidget, QWidget):
         "detach_dock",
         "attach_all",
         "save_state",
+        "screenshot",
         "restore_state",
     ]
 
@@ -267,11 +268,16 @@ class BECDockArea(BECWidget, QWidget):
             "restore_state",
             MaterialIconAction(icon_name="frame_reload", tooltip="Restore Dock State", parent=self),
         )
+        self.toolbar.components.add_safe(
+            "screenshot",
+            MaterialIconAction(icon_name="photo_camera", tooltip="Take Screenshot", parent=self),
+        )
 
         bundle = ToolbarBundle("dock_actions", self.toolbar.components)
         bundle.add_action("attach_all")
         bundle.add_action("save_state")
         bundle.add_action("restore_state")
+        bundle.add_action("screenshot")
         self.toolbar.add_bundle(bundle)
 
     def _hook_toolbar(self):
@@ -333,6 +339,7 @@ class BECDockArea(BECWidget, QWidget):
         self.toolbar.components.get_action("restore_state").action.triggered.connect(
             self.restore_state
         )
+        self.toolbar.components.get_action("screenshot").action.triggered.connect(self.screenshot)
 
     @SafeSlot()
     def _create_widget_from_toolbar(self, widget_name: str) -> None:
@@ -609,10 +616,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     import sys
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("auto")
+    apply_theme("dark")
     dock_area = BECDockArea()
     dock_1 = dock_area.new(name="dock_0", widget="DarkModeButton")
     dock_1.new(widget="DarkModeButton")

bec_widgets/widgets/containers/dock/dock_area.pyproject

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

bec_widgets/widgets/containers/dock/register_bec_dock_area.py

@@ -6,7 +6,7 @@ def main():  # pragma: no cover
         return
     from PySide6.QtDesigner import QPyDesignerCustomWidgetCollection
 
-    from bec_widgets.widgets.containers.dock.dock_area_plugin import BECDockAreaPlugin
+    from bec_widgets.widgets.containers.dock.bec_dock_area_plugin import BECDockAreaPlugin
 
     QPyDesignerCustomWidgetCollection.addCustomWidget(BECDockAreaPlugin())
 

bec_widgets/widgets/containers/explorer/collapsible_tree_section.py

@@ -0,0 +1,204 @@
+from __future__ import annotations
+
+from bec_qthemes import material_icon
+from qtpy.QtCore import QMimeData, Qt, Signal
+from qtpy.QtGui import QDrag
+from qtpy.QtWidgets import QHBoxLayout, QPushButton, QSizePolicy, QVBoxLayout, QWidget
+
+from bec_widgets.utils.colors import get_theme_palette
+from bec_widgets.utils.error_popups import SafeProperty
+
+
+class CollapsibleSection(QWidget):
+    """A widget that combines a header button with any content widget for collapsible sections
+
+    This widget contains a header button with a title and a content widget.
+    The content widget can be any QWidget. The header button can be expanded or collapsed.
+    The header also contains an "Add" button that is only visible when hovering over the section.
+
+    Signals:
+        section_reorder_requested(str, str): Emitted when the section is dragged and dropped
+                                             onto another section for reordering.
+                                             Arguments are (source_title, target_title).
+    """
+
+    section_reorder_requested = Signal(str, str)  # (source_title, target_title)
+
+    def __init__(self, parent=None, title="", indentation=10, show_add_button=False):
+        super().__init__(parent=parent)
+        self.title = title
+        self.content_widget = None
+        self.setAcceptDrops(True)
+        self._expanded = True
+
+        # Setup layout
+        self.main_layout = QVBoxLayout(self)
+        self.main_layout.setContentsMargins(indentation, 0, 0, 0)
+        self.main_layout.setSpacing(0)
+
+        header_layout = QHBoxLayout()
+        header_layout.setContentsMargins(0, 0, 4, 0)
+        header_layout.setSpacing(0)
+
+        # Create header button
+        self.header_button = QPushButton()
+        self.header_button.clicked.connect(self.toggle_expanded)
+
+        # Enable drag and drop for reordering
+        self.header_button.setAcceptDrops(True)
+        self.header_button.mousePressEvent = self._header_mouse_press_event
+        self.header_button.mouseMoveEvent = self._header_mouse_move_event
+        self.header_button.dragEnterEvent = self._header_drag_enter_event
+        self.header_button.dropEvent = self._header_drop_event
+
+        self.drag_start_position = None
+
+        # Add header to layout
+        header_layout.addWidget(self.header_button)
+        header_layout.addStretch()
+
+        self.header_add_button = QPushButton()
+        self.header_add_button.setSizePolicy(QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Fixed)
+        self.header_add_button.setFixedSize(20, 20)
+        self.header_add_button.setToolTip("Add item")
+        self.header_add_button.setVisible(show_add_button)
+
+        self.header_add_button.setIcon(material_icon("add", size=(20, 20)))
+        header_layout.addWidget(self.header_add_button)
+
+        self.main_layout.addLayout(header_layout)
+
+        self._update_expanded_state()
+
+    def set_widget(self, widget):
+        """Set the content widget for this collapsible section"""
+        # Remove existing content widget if any
+        if self.content_widget and self.content_widget.parent() == self:
+            self.main_layout.removeWidget(self.content_widget)
+            self.content_widget.close()
+            self.content_widget.deleteLater()
+
+        self.content_widget = widget
+        if self.content_widget:
+            self.main_layout.addWidget(self.content_widget)
+
+        self._update_expanded_state()
+
+    def _update_appearance(self):
+        """Update the header button appearance based on expanded state"""
+        # Use material icons with consistent sizing to match tree items
+        icon_name = "keyboard_arrow_down" if self.expanded else "keyboard_arrow_right"
+        icon = material_icon(icon_name=icon_name, size=(20, 20), convert_to_pixmap=False)
+
+        self.header_button.setIcon(icon)
+        self.header_button.setText(self.title)
+
+        # Get theme colors
+        palette = get_theme_palette()
+        text_color = palette.text().color().name()
+
+        self.header_button.setStyleSheet(
+            f"""
+            QPushButton {{
+                font-weight: bold;
+                text-align: left;
+                margin: 0;
+                padding: 0px;
+                border: none;
+                background: transparent;
+                color: {text_color};
+                icon-size: 20px 20px;
+            }}
+        """
+        )
+
+    def toggle_expanded(self):
+        """Toggle the expanded state and update size policy"""
+        self.expanded = not self.expanded
+        self._update_expanded_state()
+
+    def _update_expanded_state(self):
+        """Update the expanded state based on current state"""
+        self._update_appearance()
+        if self.expanded:
+            if self.content_widget:
+                self.content_widget.show()
+            self.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding)
+        else:
+            if self.content_widget:
+                self.content_widget.hide()
+            self.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Fixed)
+
+    @SafeProperty(bool)
+    def expanded(self) -> bool:
+        """Get the expanded state"""
+        return self._expanded
+
+    @expanded.setter
+    def expanded(self, value: bool):
+        """Set the expanded state programmatically"""
+        if not isinstance(value, bool):
+            raise ValueError("Expanded state must be a boolean")
+        if self._expanded == value:
+            return
+        self._expanded = value
+        self._update_appearance()
+
+    def connect_add_button(self, slot):
+        """Connect a slot to the add button's clicked signal.
+
+        Args:
+            slot: The function to call when the add button is clicked.
+        """
+        self.header_add_button.clicked.connect(slot)
+
+    def _header_mouse_press_event(self, event):
+        """Handle mouse press on header for drag start"""
+        if event.button() == Qt.MouseButton.LeftButton:
+            self.drag_start_position = event.pos()
+        QPushButton.mousePressEvent(self.header_button, event)
+
+    def _header_mouse_move_event(self, event):
+        """Handle mouse move to start drag operation"""
+        if event.buttons() & Qt.MouseButton.LeftButton and self.drag_start_position is not None:
+
+            # Check if we've moved far enough to start a drag
+            if (event.pos() - self.drag_start_position).manhattanLength() >= 10:
+
+                self._start_drag()
+        QPushButton.mouseMoveEvent(self.header_button, event)
+
+    def _start_drag(self):
+        """Start the drag operation with a properly aligned widget pixmap"""
+        drag = QDrag(self.header_button)
+        mime_data = QMimeData()
+        mime_data.setText(f"section:{self.title}")
+        drag.setMimeData(mime_data)
+
+        # Grab a pixmap of the widget
+        widget_pixmap = self.header_button.grab()
+
+        drag.setPixmap(widget_pixmap)
+
+        # Set the hotspot to where the mouse was pressed on the widget
+        drag.setHotSpot(self.drag_start_position)
+
+        drag.exec_(Qt.MoveAction)
+
+    def _header_drag_enter_event(self, event):
+        """Handle drag enter on header"""
+        if event.mimeData().hasText() and event.mimeData().text().startswith("section:"):
+            event.acceptProposedAction()
+        else:
+            event.ignore()
+
+    def _header_drop_event(self, event):
+        """Handle drop on header"""
+        if event.mimeData().hasText() and event.mimeData().text().startswith("section:"):
+            source_title = event.mimeData().text().replace("section:", "")
+            if source_title != self.title:
+                # Emit signal to parent to handle reordering
+                self.section_reorder_requested.emit(source_title, self.title)
+            event.acceptProposedAction()
+        else:
+            event.ignore()

bec_widgets/widgets/containers/explorer/explorer.py

@@ -0,0 +1,179 @@
+from __future__ import annotations
+
+from qtpy.QtCore import Qt
+from qtpy.QtWidgets import QSizePolicy, QSpacerItem, QSplitter, QVBoxLayout, QWidget
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import get_theme_palette
+from bec_widgets.widgets.containers.explorer.collapsible_tree_section import CollapsibleSection
+
+
+class Explorer(BECWidget, QWidget):
+    """
+    A widget that combines multiple collapsible sections for an explorer-like interface.
+    Each section can be expanded or collapsed, and sections can be reordered. The explorer
+    can contain also sub-explorers for nested structures.
+    """
+
+    RPC = False
+    PLUGIN = False
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        # Main layout
+        self.main_layout = QVBoxLayout(self)
+        self.main_layout.setContentsMargins(0, 0, 0, 0)
+        self.main_layout.setSpacing(0)
+
+        # Splitter for sections
+        self.splitter = QSplitter(Qt.Orientation.Vertical)
+        self.main_layout.addWidget(self.splitter)
+
+        # Spacer for when all sections are collapsed
+        self.expander = QSpacerItem(0, 0)
+        self.main_layout.addItem(self.expander)
+
+        # Registry of sections
+        self.sections: list[CollapsibleSection] = []
+
+        # Setup splitter styling
+        self._setup_splitter_styling()
+
+    def add_section(self, section: CollapsibleSection) -> None:
+        """
+        Add a collapsible section to the explorer
+
+        Args:
+            section (CollapsibleSection): The section to add
+        """
+        if not isinstance(section, CollapsibleSection):
+            raise TypeError("section must be an instance of CollapsibleSection")
+
+        if section in self.sections:
+            return
+
+        self.sections.append(section)
+        self.splitter.addWidget(section)
+
+        # Connect the section's toggle to update spacer
+        section.header_button.clicked.connect(self._update_spacer)
+
+        # Connect section reordering if supported
+        if hasattr(section, "section_reorder_requested"):
+            section.section_reorder_requested.connect(self._handle_section_reorder)
+
+        self._update_spacer()
+
+    def remove_section(self, section: CollapsibleSection) -> None:
+        """
+        Remove a collapsible section from the explorer
+
+        Args:
+            section (CollapsibleSection): The section to remove
+        """
+        if section not in self.sections:
+            return
+        self.sections.remove(section)
+        section.deleteLater()
+        section.close()
+
+        # Disconnect signals
+        try:
+            section.header_button.clicked.disconnect(self._update_spacer)
+            if hasattr(section, "section_reorder_requested"):
+                section.section_reorder_requested.disconnect(self._handle_section_reorder)
+        except RuntimeError:
+            # Signals already disconnected
+            pass
+
+        self._update_spacer()
+
+    def get_section(self, title: str) -> CollapsibleSection | None:
+        """Get a section by its title"""
+        for section in self.sections:
+            if section.title == title:
+                return section
+        return None
+
+    def _setup_splitter_styling(self) -> None:
+        """Setup the splitter styling with theme colors"""
+        palette = get_theme_palette()
+        separator_color = palette.mid().color()
+
+        self.splitter.setStyleSheet(
+            f"""
+            QSplitter::handle {{
+                height: 0.1px;
+                background-color: rgba({separator_color.red()}, {separator_color.green()}, {separator_color.blue()}, 60);
+            }}
+        """
+        )
+
+    def _update_spacer(self) -> None:
+        """Update the spacer size based on section states"""
+        any_expanded = any(section.expanded for section in self.sections)
+
+        if any_expanded:
+            self.expander.changeSize(0, 0, QSizePolicy.Policy.Fixed, QSizePolicy.Policy.Fixed)
+        else:
+            self.expander.changeSize(
+                0, 10, QSizePolicy.Policy.Maximum, QSizePolicy.Policy.Expanding
+            )
+
+    def _handle_section_reorder(self, source_title: str, target_title: str) -> None:
+        """Handle reordering of sections"""
+        if source_title == target_title:
+            return
+
+        source_section = self.get_section(source_title)
+        target_section = self.get_section(target_title)
+
+        if not source_section or not target_section:
+            return
+
+        # Get current indices
+        source_index = self.splitter.indexOf(source_section)
+        target_index = self.splitter.indexOf(target_section)
+
+        if source_index == -1 or target_index == -1:
+            return
+
+        # Insert at target position
+        self.splitter.insertWidget(target_index, source_section)
+
+        # Update sections
+        self.sections.remove(source_section)
+        self.sections.insert(target_index, source_section)
+
+
+if __name__ == "__main__":
+    import os
+
+    from qtpy.QtWidgets import QApplication, QLabel
+
+    from bec_widgets.widgets.containers.explorer.script_tree_widget import ScriptTreeWidget
+
+    app = QApplication([])
+    explorer = Explorer()
+    section = CollapsibleSection(title="SCRIPTS", indentation=0)
+
+    script_explorer = Explorer()
+    script_widget = ScriptTreeWidget()
+    local_scripts_section = CollapsibleSection(title="Local")
+    local_scripts_section.set_widget(script_widget)
+    script_widget.set_directory(os.path.abspath("./"))
+    script_explorer.add_section(local_scripts_section)
+
+    section.set_widget(script_explorer)
+    explorer.add_section(section)
+    shared_script_section = CollapsibleSection(title="Shared")
+    shared_script_widget = ScriptTreeWidget()
+    shared_script_widget.set_directory(os.path.abspath("./"))
+    shared_script_section.set_widget(shared_script_widget)
+    script_explorer.add_section(shared_script_section)
+    macros_section = CollapsibleSection(title="MACROS", indentation=0)
+    macros_section.set_widget(QLabel("Macros will be implemented later"))
+    explorer.add_section(macros_section)
+    explorer.show()
+    app.exec()

bec_widgets/widgets/containers/explorer/script_tree_widget.py

@@ -0,0 +1,387 @@
+import os
+from pathlib import Path
+
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import QModelIndex, QRect, QRegularExpression, QSortFilterProxyModel, Qt, Signal
+from qtpy.QtGui import QAction, QPainter
+from qtpy.QtWidgets import QFileSystemModel, QStyledItemDelegate, QTreeView, QVBoxLayout, QWidget
+
+from bec_widgets.utils.colors import get_theme_palette
+from bec_widgets.utils.toolbars.actions import MaterialIconAction
+
+logger = bec_logger.logger
+
+
+class FileItemDelegate(QStyledItemDelegate):
+    """Custom delegate to show action buttons on hover"""
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.hovered_index = QModelIndex()
+        self.file_actions: list[QAction] = []
+        self.dir_actions: list[QAction] = []
+        self.button_rects: list[QRect] = []
+        self.current_file_path = ""
+
+    def add_file_action(self, action: QAction) -> None:
+        """Add an action for files"""
+        self.file_actions.append(action)
+
+    def add_dir_action(self, action: QAction) -> None:
+        """Add an action for directories"""
+        self.dir_actions.append(action)
+
+    def clear_actions(self) -> None:
+        """Remove all actions"""
+        self.file_actions.clear()
+        self.dir_actions.clear()
+
+    def paint(self, painter, option, index):
+        """Paint the item with action buttons on hover"""
+        # Paint the default item
+        super().paint(painter, option, index)
+
+        # Early return if not hovering over this item
+        if index != self.hovered_index:
+            return
+
+        tree_view = self.parent()
+        if not isinstance(tree_view, QTreeView):
+            return
+
+        proxy_model = tree_view.model()
+        if not isinstance(proxy_model, QSortFilterProxyModel):
+            return
+
+        source_index = proxy_model.mapToSource(index)
+        source_model = proxy_model.sourceModel()
+        if not isinstance(source_model, QFileSystemModel):
+            return
+
+        is_dir = source_model.isDir(source_index)
+        file_path = source_model.filePath(source_index)
+        self.current_file_path = file_path
+
+        # Choose appropriate actions based on item type
+        actions = self.dir_actions if is_dir else self.file_actions
+        if actions:
+            self._draw_action_buttons(painter, option, actions)
+
+    def _draw_action_buttons(self, painter, option, actions: list[QAction]):
+        """Draw action buttons on the right side"""
+        button_size = 18
+        margin = 4
+        spacing = 2
+
+        # Calculate total width needed for all buttons
+        total_width = len(actions) * button_size + (len(actions) - 1) * spacing
+
+        # Clear previous button rects and create new ones
+        self.button_rects.clear()
+
+        # Calculate starting position (right side of the item)
+        start_x = option.rect.right() - total_width - margin
+        current_x = start_x
+
+        painter.save()
+        painter.setRenderHint(QPainter.RenderHint.Antialiasing)
+
+        # Get theme colors for better integration
+        palette = get_theme_palette()
+        button_bg = palette.button().color()
+        button_bg.setAlpha(150)  # Semi-transparent
+
+        for action in actions:
+            if not action.isVisible():
+                continue
+
+            # Calculate button position
+            button_rect = QRect(
+                current_x,
+                option.rect.top() + (option.rect.height() - button_size) // 2,
+                button_size,
+                button_size,
+            )
+            self.button_rects.append(button_rect)
+
+            # Draw button background
+            painter.setBrush(button_bg)
+            painter.setPen(palette.mid().color())
+            painter.drawRoundedRect(button_rect, 3, 3)
+
+            # Draw action icon
+            icon = action.icon()
+            if not icon.isNull():
+                icon_rect = button_rect.adjusted(2, 2, -2, -2)
+                icon.paint(painter, icon_rect)
+
+            # Move to next button position
+            current_x += button_size + spacing
+
+        painter.restore()
+
+    def editorEvent(self, event, model, option, index):
+        """Handle mouse events for action buttons"""
+        # Early return if not a left click
+        if not (
+            event.type() == event.Type.MouseButtonPress
+            and event.button() == Qt.MouseButton.LeftButton
+        ):
+            return super().editorEvent(event, model, option, index)
+
+        # Early return if not a proxy model
+        if not isinstance(model, QSortFilterProxyModel):
+            return super().editorEvent(event, model, option, index)
+
+        source_index = model.mapToSource(index)
+        source_model = model.sourceModel()
+
+        # Early return if not a file system model
+        if not isinstance(source_model, QFileSystemModel):
+            return super().editorEvent(event, model, option, index)
+
+        is_dir = source_model.isDir(source_index)
+        actions = self.dir_actions if is_dir else self.file_actions
+
+        # Check which button was clicked
+        visible_actions = [action for action in actions if action.isVisible()]
+        for i, button_rect in enumerate(self.button_rects):
+            if button_rect.contains(event.pos()) and i < len(visible_actions):
+                # Trigger the action
+                visible_actions[i].trigger()
+                return True
+
+        return super().editorEvent(event, model, option, index)
+
+    def set_hovered_index(self, index):
+        """Set the currently hovered index"""
+        self.hovered_index = index
+
+
+class ScriptTreeWidget(QWidget):
+    """A simple tree widget for scripts using QFileSystemModel - designed to be injected into CollapsibleSection"""
+
+    file_selected = Signal(str)  # Script file path selected
+    file_open_requested = Signal(str)  # File open button clicked
+    file_renamed = Signal(str, str)  # Old path, new path
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        # Create layout
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.setSpacing(0)
+
+        # Create tree view
+        self.tree = QTreeView()
+        self.tree.setHeaderHidden(True)
+        self.tree.setRootIsDecorated(True)
+
+        # Enable mouse tracking for hover effects
+        self.tree.setMouseTracking(True)
+
+        # Create file system model
+        self.model = QFileSystemModel()
+        self.model.setNameFilters(["*.py"])
+        self.model.setNameFilterDisables(False)
+
+        # Create proxy model to filter out underscore directories
+        self.proxy_model = QSortFilterProxyModel()
+        self.proxy_model.setFilterRegularExpression(QRegularExpression("^[^_].*"))
+        self.proxy_model.setSourceModel(self.model)
+        self.tree.setModel(self.proxy_model)
+
+        # Create and set custom delegate
+        self.delegate = FileItemDelegate(self.tree)
+        self.tree.setItemDelegate(self.delegate)
+
+        # Add default open button for files
+        action = MaterialIconAction(icon_name="file_open", tooltip="Open file", parent=self)
+        action.action.triggered.connect(self._on_file_open_requested)
+        self.delegate.add_file_action(action.action)
+
+        # Remove unnecessary columns
+        self.tree.setColumnHidden(1, True)  # Hide size column
+        self.tree.setColumnHidden(2, True)  # Hide type column
+        self.tree.setColumnHidden(3, True)  # Hide date modified column
+
+        # Apply BEC styling
+        self._apply_styling()
+
+        # Script specific properties
+        self.directory = None
+
+        # Connect signals
+        self.tree.clicked.connect(self._on_item_clicked)
+        self.tree.doubleClicked.connect(self._on_item_double_clicked)
+
+        # Install event filter for hover tracking
+        self.tree.viewport().installEventFilter(self)
+
+        # Add to layout
+        layout.addWidget(self.tree)
+
+    def _apply_styling(self):
+        """Apply styling to the tree widget"""
+        # Get theme colors for subtle tree lines
+        palette = get_theme_palette()
+        subtle_line_color = palette.mid().color()
+        subtle_line_color.setAlpha(80)
+
+        # pylint: disable=f-string-without-interpolation
+        tree_style = f""" 
+            QTreeView {{ 
+                border: none;
+                outline: 0;
+                show-decoration-selected: 0;
+            }}
+            QTreeView::branch {{
+                border-image: none;
+                background: transparent;
+            }}
+
+            QTreeView::item {{
+                border: none;
+                padding: 0px;
+                margin: 0px;
+            }}
+            QTreeView::item:hover {{
+                background: palette(midlight);
+                border: none;
+                padding: 0px;
+                margin: 0px;
+                text-decoration: none;
+            }}
+            QTreeView::item:selected {{
+                background: palette(highlight);
+                color: palette(highlighted-text);
+            }}
+            QTreeView::item:selected:hover {{
+                background: palette(highlight);
+            }}
+        """
+
+        self.tree.setStyleSheet(tree_style)
+
+    def eventFilter(self, obj, event):
+        """Handle mouse move events for hover tracking"""
+        # Early return if not the tree viewport
+        if obj != self.tree.viewport():
+            return super().eventFilter(obj, event)
+
+        if event.type() == event.Type.MouseMove:
+            index = self.tree.indexAt(event.pos())
+            if index.isValid():
+                self.delegate.set_hovered_index(index)
+            else:
+                self.delegate.set_hovered_index(QModelIndex())
+            self.tree.viewport().update()
+            return super().eventFilter(obj, event)
+
+        if event.type() == event.Type.Leave:
+            self.delegate.set_hovered_index(QModelIndex())
+            self.tree.viewport().update()
+            return super().eventFilter(obj, event)
+
+        return super().eventFilter(obj, event)
+
+    def set_directory(self, directory):
+        """Set the scripts directory"""
+        self.directory = directory
+
+        # Early return if directory doesn't exist
+        if not directory or not os.path.exists(directory):
+            return
+
+        root_index = self.model.setRootPath(directory)
+        # Map the source model index to proxy model index
+        proxy_root_index = self.proxy_model.mapFromSource(root_index)
+        self.tree.setRootIndex(proxy_root_index)
+        self.tree.expandAll()
+
+    def _on_item_clicked(self, index: QModelIndex):
+        """Handle item clicks"""
+        # Map proxy index back to source index
+        source_index = self.proxy_model.mapToSource(index)
+
+        # Early return for directories
+        if self.model.isDir(source_index):
+            return
+
+        file_path = self.model.filePath(source_index)
+
+        # Early return if not a valid file
+        if not file_path or not os.path.isfile(file_path):
+            return
+
+        path_obj = Path(file_path)
+
+        # Only emit signal for Python files
+        if path_obj.suffix.lower() == ".py":
+            logger.info(f"Script selected: {file_path}")
+            self.file_selected.emit(file_path)
+
+    def _on_item_double_clicked(self, index: QModelIndex):
+        """Handle item double-clicks"""
+        # Map proxy index back to source index
+        source_index = self.proxy_model.mapToSource(index)
+
+        # Early return for directories
+        if self.model.isDir(source_index):
+            return
+
+        file_path = self.model.filePath(source_index)
+
+        # Early return if not a valid file
+        if not file_path or not os.path.isfile(file_path):
+            return
+
+        # Emit signal to open the file
+        logger.info(f"File open requested via double-click: {file_path}")
+        self.file_open_requested.emit(file_path)
+
+    def _on_file_open_requested(self):
+        """Handle file open action triggered"""
+        logger.info("File open requested")
+        # Early return if no hovered item
+        if not self.delegate.hovered_index.isValid():
+            return
+
+        source_index = self.proxy_model.mapToSource(self.delegate.hovered_index)
+        file_path = self.model.filePath(source_index)
+
+        # Early return if not a valid file
+        if not file_path or not os.path.isfile(file_path):
+            return
+
+        self.file_open_requested.emit(file_path)
+
+    def add_file_action(self, action: QAction) -> None:
+        """Add an action for file items"""
+        self.delegate.add_file_action(action)
+
+    def add_dir_action(self, action: QAction) -> None:
+        """Add an action for directory items"""
+        self.delegate.add_dir_action(action)
+
+    def clear_actions(self) -> None:
+        """Remove all actions from items"""
+        self.delegate.clear_actions()
+
+    def refresh(self):
+        """Refresh the tree view"""
+        if self.directory is None:
+            return
+        self.model.setRootPath("")  # Reset
+        root_index = self.model.setRootPath(self.directory)
+        proxy_root_index = self.proxy_model.mapFromSource(root_index)
+        self.tree.setRootIndex(proxy_root_index)
+
+    def expand_all(self):
+        """Expand all items in the tree"""
+        self.tree.expandAll()
+
+    def collapse_all(self):
+        """Collapse all items in the tree"""
+        self.tree.collapseAll()

bec_widgets/widgets/containers/main_window/bec_main_window.pyproject

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

bec_widgets/widgets/containers/main_window/bec_main_window_plugin.py

@@ -0,0 +1,73 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+from qtpy.QtCore import QSize
+from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtGui import QIcon
+from qtpy.QtWidgets import QWidget
+
+from bec_widgets.utils.bec_designer import designer_material_icon
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow
+
+DOM_XML = """
+<ui language='c++'>
+    <widget class='BECMainWindow' name='bec_main_window'>
+    </widget>
+</ui>
+"""
+
+
+class BECMainWindowPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self._form_editor = None
+
+    def createWidget(self, parent):
+        # We want to initialize BECMainWindow upon starting designer
+        t = BECMainWindow(parent)
+        return t
+
+    def domXml(self):
+        return DOM_XML
+
+    def group(self):
+        return "BEC Containers"
+
+    def icon(self):
+        return designer_material_icon(BECMainWindow.ICON_NAME)
+
+    def includeFile(self):
+        return "bec_main_window"
+
+    def initialize(self, form_editor):
+        import os
+
+        from qtpy.QtCore import Qt
+        from qtpy.QtWidgets import QApplication
+
+        import bec_widgets
+
+        MODULE_PATH = os.path.dirname(bec_widgets.__file__)
+        QApplication.setAttribute(Qt.AA_DontUseNativeMenuBar, True)
+        app = QApplication.instance()
+        icon = QIcon()
+        icon.addFile(
+            os.path.join(MODULE_PATH, "assets", "app_icons", "BEC-General-App.png"),
+            size=QSize(48, 48),
+        )
+        app.setWindowIcon(icon)
+        self._form_editor = form_editor
+
+    def isContainer(self):
+        return True
+
+    def isInitialized(self):
+        return self._form_editor is not None
+
+    def name(self):
+        return "BECMainWindow"
+
+    def toolTip(self):
+        return "BECMainWindow"
+
+    def whatsThis(self):
+        return self.toolTip()

bec_widgets/widgets/containers/main_window/main_window.py

@@ -23,16 +23,24 @@ from bec_widgets.utils.colors import apply_theme
 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.notification_center.notification_banner import (
+    BECNotificationBroker,
+    NotificationCentre,
+    NotificationIndicator,
+)
 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__)
 
+# Ensure the application does not use the native menu bar on macOS to be consistent with linux development.
+QApplication.setAttribute(Qt.AA_DontUseNativeMenuBar, True)
+
 
 class BECMainWindow(BECWidget, QMainWindow):
-    RPC = False
-    PLUGIN = False
+    RPC = True
+    PLUGIN = True
     SCAN_PROGRESS_WIDTH = 100  # px
     STATUS_BAR_WIDGETS_EXPIRE_TIME = 60_000  # milliseconds
 
@@ -50,6 +58,14 @@ class BECMainWindow(BECWidget, QMainWindow):
         self.app = QApplication.instance()
         self.status_bar = self.statusBar()
         self.setWindowTitle(window_title)
+
+        # Notification Centre overlay
+        self.notification_centre = NotificationCentre(parent=self)  # Notification layer
+        self.notification_broker = BECNotificationBroker()
+        self._nc_margin = 16
+        self._position_notification_centre()
+
+        # Init ui
         self._init_ui()
         self._connect_to_theme_change()
 
@@ -58,6 +74,34 @@ class BECMainWindow(BECWidget, QMainWindow):
             self.display_client_message, MessageEndpoints.client_info()
         )
 
+    def setCentralWidget(self, widget: QWidget, qt_default: bool = False):  # type: ignore[override]
+        """
+        Re‑implement QMainWindow.setCentralWidget so that the *main content*
+        widget always lives on the lower layer of the stacked layout that
+        hosts our notification overlays.
+
+        Args:
+            widget: The widget that should become the new central content.
+            qt_default: When *True* the call is forwarded to the base class so
+                that Qt behaves exactly as the original implementation (used
+                during __init__ when we first install ``self._full_content``).
+        """
+        super().setCentralWidget(widget)
+        self.notification_centre.raise_()
+        self.statusBar().raise_()
+
+    def resizeEvent(self, event):
+        super().resizeEvent(event)
+        self._position_notification_centre()
+
+    def _position_notification_centre(self):
+        """Keep the notification panel at a fixed margin top-right."""
+        if not hasattr(self, "notification_centre"):
+            return
+        margin = getattr(self, "_nc_margin", 16)  # px
+        nc = self.notification_centre
+        nc.move(self.width() - nc.width() - margin, margin)
+
     ################################################################################
     # MainWindow Elements Initialization
     ################################################################################
@@ -94,6 +138,26 @@ class BECMainWindow(BECWidget, QMainWindow):
         # Add scan_progress bar with display logic
         self._add_scan_progress_bar()
 
+        # Setup NotificationIndicator to bottom right of the status bar
+        self._add_notification_indicator()
+
+    ################################################################################
+    # Notification indicator and Notification Centre helpers
+
+    def _add_notification_indicator(self):
+        """
+        Add the notification indicator to the status bar and hook the signals.
+        """
+        # Add the notification indicator to the status bar
+        self.notification_indicator = NotificationIndicator(self)
+        self.status_bar.addPermanentWidget(self.notification_indicator)
+
+        # Connect the notification broker to the indicator
+        self.notification_centre.counts_updated.connect(self.notification_indicator.update_counts)
+        self.notification_indicator.filter_changed.connect(self.notification_centre.apply_filter)
+        self.notification_indicator.show_all_requested.connect(self.notification_centre.show_all)
+        self.notification_indicator.hide_all_requested.connect(self.notification_centre.hide_all)
+
     ################################################################################
     # Client message status bar widget helpers
 
@@ -293,7 +357,7 @@ class BECMainWindow(BECWidget, QMainWindow):
 
         ########################################
         # Theme menu
-        theme_menu = menu_bar.addMenu("Theme")
+        theme_menu = menu_bar.addMenu("View")
 
         theme_group = QActionGroup(self)
         light_theme_action = QAction("Light Theme", self, checkable=True)
@@ -310,11 +374,12 @@ class BECMainWindow(BECWidget, QMainWindow):
         dark_theme_action.triggered.connect(lambda: self.change_theme("dark"))
 
         # Set the default theme
-        theme = self.app.theme.theme
-        if theme == "light":
-            light_theme_action.setChecked(True)
-        elif theme == "dark":
-            dark_theme_action.setChecked(True)
+        if hasattr(self.app, "theme") and self.app.theme:
+            theme_name = self.app.theme.theme.lower()
+            if "light" in theme_name:
+                light_theme_action.setChecked(True)
+            elif "dark" in theme_name:
+                dark_theme_action.setChecked(True)
 
         ########################################
         # Help menu
@@ -379,12 +444,12 @@ class BECMainWindow(BECWidget, QMainWindow):
     @SafeSlot(str)
     def change_theme(self, theme: str):
         """
-        Change the theme of the application.
+        Change the theme of the application and propagate it to widgets.
 
         Args:
-            theme(str): The theme to apply, either "light" or "dark".
+            theme(str): Either "light" or "dark".
         """
-        apply_theme(theme)
+        apply_theme(theme)  # emits theme_updated and applies palette globally
 
     def event(self, event):
         if event.type() == QEvent.Type.StatusTip:
@@ -430,15 +495,16 @@ class BECMainWindow(BECWidget, QMainWindow):
         super().cleanup()
 
 
-class UILaunchWindow(BECMainWindow):
-    RPC = True
+class BECMainWindowNoRPC(BECMainWindow):
+    RPC = False
+    PLUGIN = False
 
 
 if __name__ == "__main__":
     import sys
 
     app = QApplication(sys.argv)
-    main_window = UILaunchWindow()
+    main_window = BECMainWindow()
     main_window.show()
     main_window.resize(800, 600)
     sys.exit(app.exec())

bec_widgets/widgets/containers/main_window/register_bec_main_window.py

@@ -0,0 +1,17 @@
+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.containers.main_window.bec_main_window_plugin import (
+        BECMainWindowPlugin,
+    )
+
+    QPyDesignerCustomWidgetCollection.addCustomWidget(BECMainWindowPlugin())
+
+
+if __name__ == "__main__":  # pragma: no cover
+    main()

bec_widgets/widgets/control/buttons/button_abort/abort_button_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.buttons.button_abort.button_abort import AbortButton
@@ -20,6 +21,8 @@ class AbortButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = AbortButton(parent)
         return t
 

bec_widgets/widgets/control/buttons/button_abort/button_abort.py

@@ -38,9 +38,6 @@ class AbortButton(BECWidget, QWidget):
         else:
             self.button = QPushButton()
             self.button.setText("Abort")
-            self.button.setStyleSheet(
-                "background-color:  #666666; color: white; font-weight: bold; font-size: 12px;"
-            )
         self.button.clicked.connect(self.abort_scan)
 
         self.layout.addWidget(self.button)

bec_widgets/widgets/control/buttons/button_reset/reset_button_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.buttons.button_reset.button_reset import ResetButton
@@ -20,6 +21,8 @@ class ResetButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = ResetButton(parent)
         return t
 
@@ -48,7 +51,7 @@ class ResetButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "ResetButton"
 
     def toolTip(self):
-        return "A button that reset the scan queue."
+        return "A button that resets the scan queue."
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/buttons/button_resume/resume_button_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.buttons.button_resume.button_resume import ResumeButton
@@ -20,6 +21,8 @@ class ResumeButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = ResumeButton(parent)
         return t
 

bec_widgets/widgets/control/buttons/stop_button/stop_button.py

@@ -31,9 +31,7 @@ class StopButton(BECWidget, QWidget):
             self.button = QPushButton()
             self.button.setSizePolicy(QSizePolicy.Policy.Minimum, QSizePolicy.Policy.Fixed)
             self.button.setText("Stop")
-            self.button.setStyleSheet(
-                f"background-color:  #cc181e; color: white; font-weight: bold; font-size: 12px;"
-            )
+            self.button.setProperty("variant", "danger")
         self.button.clicked.connect(self.stop_scan)
 
         self.layout.addWidget(self.button)

bec_widgets/widgets/control/buttons/stop_button/stop_button_plugin.py

@@ -1,10 +1,9 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
-import bec_widgets
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.buttons.stop_button.stop_button import StopButton
 
@@ -15,8 +14,6 @@ DOM_XML = """
 </ui>
 """
 
-MODULE_PATH = os.path.dirname(bec_widgets.__file__)
-
 
 class StopButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
     def __init__(self):
@@ -24,6 +21,8 @@ class StopButtonPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = StopButton(parent)
         return t
 

bec_widgets/widgets/control/device_control/position_indicator/position_indicator_plugin.py

@@ -1,10 +1,9 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
-import bec_widgets
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_control.position_indicator.position_indicator import (
     PositionIndicator,
@@ -17,8 +16,6 @@ DOM_XML = """
 </ui>
 """
 
-MODULE_PATH = os.path.dirname(bec_widgets.__file__)
-
 
 class PositionIndicatorPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
     def __init__(self):
@@ -26,6 +23,8 @@ class PositionIndicatorPlugin(QDesignerCustomWidgetInterface):  # pragma: no cov
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = PositionIndicator(parent)
         return t
 
@@ -54,7 +53,7 @@ class PositionIndicatorPlugin(QDesignerCustomWidgetInterface):  # pragma: no cov
         return "PositionIndicator"
 
     def toolTip(self):
-        return "PositionIndicator"
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_control/positioner_box/_base/positioner_box_base.py

@@ -138,7 +138,11 @@ class PositionerBoxBase(BECWidget, CompactPopupWidget):
         signals = msg_content.get("signals", {})
         # pylint: disable=protected-access
         hinted_signals = self.dev[device]._hints
-        precision = self.dev[device].precision
+        precision = getattr(self.dev[device], "precision", 8)
+        try:
+            precision = int(precision)
+        except (TypeError, ValueError):
+            precision = int(8)
 
         spinner = ui_components["spinner"]
         position_indicator = ui_components["position_indicator"]
@@ -178,11 +182,13 @@ class PositionerBoxBase(BECWidget, CompactPopupWidget):
             spinner.setVisible(False)
 
         if readback_val is not None:
-            readback.setText(f"{readback_val:.{precision}f}")
+            text = f"{readback_val:.{precision}f}"
+            readback.setText(text)
             position_emit(readback_val)
 
         if setpoint_val is not None:
-            setpoint.setText(f"{setpoint_val:.{precision}f}")
+            text = f"{setpoint_val:.{precision}f}"
+            setpoint.setText(text)
 
         limits = self.dev[device].limits
         limit_update(limits)
@@ -205,10 +211,13 @@ class PositionerBoxBase(BECWidget, CompactPopupWidget):
         ui["readback"].setToolTip(f"{device} readback")
         ui["setpoint"].setToolTip(f"{device} setpoint")
         ui["step_size"].setToolTip(f"Step size for {device}")
-        precision = self.dev[device].precision
-        if precision is not None:
-            ui["step_size"].setDecimals(precision)
-            ui["step_size"].setValue(10**-precision * 10)
+        precision = getattr(self.dev[device], "precision", 8)
+        try:
+            precision = int(precision)
+        except (TypeError, ValueError):
+            precision = int(8)
+        ui["step_size"].setDecimals(precision)
+        ui["step_size"].setValue(10**-precision * 10)
 
     def _swap_readback_signal_connection(self, slot, old_device, new_device):
         self.bec_dispatcher.disconnect_slot(slot, MessageEndpoints.device_readback(old_device))

bec_widgets/widgets/control/device_control/positioner_box/positioner_box/positioner_box.py

@@ -12,7 +12,7 @@ from qtpy.QtGui import QDoubleValidator
 from qtpy.QtWidgets import QDoubleSpinBox
 
 from bec_widgets.utils import UILoader
-from bec_widgets.utils.colors import get_accent_colors, set_theme
+from bec_widgets.utils.colors import apply_theme, get_accent_colors
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.widgets.control.device_control.positioner_box._base import PositionerBoxBase
 from bec_widgets.widgets.control.device_control.positioner_box._base.positioner_box_base import (
@@ -33,7 +33,7 @@ class PositionerBox(PositionerBoxBase):
     PLUGIN = True
     RPC = True
 
-    USER_ACCESS = ["set_positioner"]
+    USER_ACCESS = ["set_positioner", "attach", "detach", "screenshot"]
     device_changed = Signal(str, str)
     # Signal emitted to inform listeners about a position update
     position_update = Signal(float)
@@ -259,7 +259,7 @@ if __name__ == "__main__":  # pragma: no cover
     from qtpy.QtWidgets import QApplication  # pylint: disable=ungrouped-imports
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = PositionerBox(device="bpm4i")
 
     widget.show()

bec_widgets/widgets/control/device_control/positioner_box/positioner_box/positioner_box_plugin.py

@@ -1,12 +1,13 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
-import os
-
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
-from bec_widgets.widgets.control.device_control.positioner_box import PositionerBox
+from bec_widgets.widgets.control.device_control.positioner_box.positioner_box.positioner_box import (
+    PositionerBox,
+)
 
 DOM_XML = """
 <ui language='c++'>
@@ -14,7 +15,6 @@ DOM_XML = """
     </widget>
 </ui>
 """
-MODULE_PATH = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
 
 
 class PositionerBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
@@ -23,6 +23,8 @@ class PositionerBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = PositionerBox(parent)
         return t
 
@@ -30,7 +32,7 @@ class PositionerBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return DOM_XML
 
     def group(self):
-        return "Device Control"
+        return "BEC Device Control"
 
     def icon(self):
         return designer_material_icon(PositionerBox.ICON_NAME)

bec_widgets/widgets/control/device_control/positioner_box/positioner_box_2d/positioner_box2_d_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_control.positioner_box.positioner_box_2d.positioner_box_2d import (
@@ -22,6 +23,8 @@ class PositionerBox2DPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = PositionerBox2D(parent)
         return t
 
@@ -29,7 +32,7 @@ class PositionerBox2DPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return DOM_XML
 
     def group(self):
-        return "Device Control"
+        return "BEC Device Control"
 
     def icon(self):
         return designer_material_icon(PositionerBox2D.ICON_NAME)

bec_widgets/widgets/control/device_control/positioner_box/positioner_box_2d/positioner_box_2d.py

@@ -13,7 +13,7 @@ from qtpy.QtGui import QDoubleValidator
 from qtpy.QtWidgets import QDoubleSpinBox
 
 from bec_widgets.utils import UILoader
-from bec_widgets.utils.colors import set_theme
+from bec_widgets.utils.colors import apply_theme
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.widgets.control.device_control.positioner_box._base import PositionerBoxBase
 from bec_widgets.widgets.control.device_control.positioner_box._base.positioner_box_base import (
@@ -34,7 +34,7 @@ class PositionerBox2D(PositionerBoxBase):
 
     PLUGIN = True
     RPC = True
-    USER_ACCESS = ["set_positioner_hor", "set_positioner_ver"]
+    USER_ACCESS = ["set_positioner_hor", "set_positioner_ver", "attach", "detach", "screenshot"]
 
     device_changed_hor = Signal(str, str)
     device_changed_ver = Signal(str, str)
@@ -478,7 +478,7 @@ if __name__ == "__main__":  # pragma: no cover
     from qtpy.QtWidgets import QApplication  # pylint: disable=ungrouped-imports
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = PositionerBox2D()
 
     widget.show()

bec_widgets/widgets/control/device_control/positioner_box/positioner_control_line/positioner_control_line_plugin.py

@@ -1,12 +1,13 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
-import os
-
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
-from bec_widgets.widgets.control.device_control.positioner_box import PositionerControlLine
+from bec_widgets.widgets.control.device_control.positioner_box.positioner_control_line.positioner_control_line import (
+    PositionerControlLine,
+)
 
 DOM_XML = """
 <ui language='c++'>
@@ -14,7 +15,6 @@ DOM_XML = """
     </widget>
 </ui>
 """
-MODULE_PATH = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
 
 
 class PositionerControlLinePlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
@@ -23,6 +23,8 @@ class PositionerControlLinePlugin(QDesignerCustomWidgetInterface):  # pragma: no
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = PositionerControlLine(parent)
         return t
 
@@ -30,7 +32,7 @@ class PositionerControlLinePlugin(QDesignerCustomWidgetInterface):  # pragma: no
         return DOM_XML
 
     def group(self):
-        return "Device Control"
+        return "BEC Device Control"
 
     def icon(self):
         return designer_material_icon(PositionerControlLine.ICON_NAME)
@@ -51,7 +53,7 @@ class PositionerControlLinePlugin(QDesignerCustomWidgetInterface):  # pragma: no
         return "PositionerControlLine"
 
     def toolTip(self):
-        return "A widget that controls a single positioner in line form."
+        return "A widget that controls a single device."
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_control/positioner_group/positioner_group.py

@@ -15,7 +15,7 @@ logger = bec_logger.logger
 
 
 class PositionerGroupBox(QGroupBox):
-    PLUGIN = True
+
     position_update = Signal(float)
 
     def __init__(self, parent, dev_name):
@@ -45,7 +45,12 @@ class PositionerGroupBox(QGroupBox):
 
     def _on_position_update(self, pos: float):
         self.position_update.emit(pos)
-        self.widget.label = f"%.{self.widget.dev[self.widget.device].precision}f" % pos
+        precision = getattr(self.widget.dev[self.widget.device], "precision", 8)
+        try:
+            precision = int(precision)
+        except (TypeError, ValueError):
+            precision = int(8)
+        self.widget.label = f"{pos:.{precision}f}"
 
     def close(self):
         self.widget.close()
@@ -55,8 +60,9 @@ class PositionerGroupBox(QGroupBox):
 class PositionerGroup(BECWidget, QWidget):
     """Simple Widget to control a positioner in box form"""
 
+    PLUGIN = True
     ICON_NAME = "grid_view"
-    USER_ACCESS = ["set_positioners"]
+    USER_ACCESS = ["set_positioners", "attach", "detach", "screenshot"]
 
     # Signal emitted to inform listeners about a position update of the first positioner
     position_update = Signal(float)

bec_widgets/widgets/control/device_control/positioner_group/positioner_group.pyproject

@@ -1 +1 @@
-{'files': ['positioner_group.py']}
+{'files': ['positioner_group.py']}

bec_widgets/widgets/control/device_control/positioner_group/positioner_group_plugin.py

@@ -1,9 +1,8 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
-import os
-
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_control.positioner_group.positioner_group import (
@@ -16,7 +15,6 @@ DOM_XML = """
     </widget>
 </ui>
 """
-MODULE_PATH = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
 
 
 class PositionerGroupPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
@@ -25,6 +23,8 @@ class PositionerGroupPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = PositionerGroup(parent)
         return t
 
@@ -32,7 +32,7 @@ class PositionerGroupPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return DOM_XML
 
     def group(self):
-        return "Device Control"
+        return "BEC Device Control"
 
     def icon(self):
         return designer_material_icon(PositionerGroup.ICON_NAME)
@@ -53,7 +53,7 @@ class PositionerGroupPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "PositionerGroup"
 
     def toolTip(self):
-        return "Container Widget to control positioners in compact form, in a grid"
+        return "Simple Widget to control a positioner in box form"
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_input/base_classes/device_input_base.py

@@ -112,7 +112,9 @@ class DeviceInputBase(BECWidget):
             WidgetIO.set_value(widget=self, value=device)
             self.config.default = device
         else:
-            logger.warning(f"Device {device} is not in the filtered selection.")
+            logger.warning(
+                f"Device {device} is not in the filtered selection of {self}: {self.devices}."
+            )
 
     @SafeSlot()
     def update_devices_from_filters(self):
@@ -131,7 +133,8 @@ class DeviceInputBase(BECWidget):
         # Filter based on readout priority
         devs = [dev for dev in devs if self._check_readout_filter(dev)]
         self.devices = [device.name for device in devs]
-        self.set_device(current_device)
+        if current_device != "":
+            self.set_device(current_device)
 
     @SafeSlot(list)
     def set_available_devices(self, devices: list[str]):

bec_widgets/widgets/control/device_input/device_combobox/device_combo_box.pyproject

@@ -1,3 +1 @@
-{
-    "files": ["device_combobox.py"]
-}
+{'files': ['device_combobox.py']}

bec_widgets/widgets/control/device_input/device_combobox/device_combo_box_plugin.py

@@ -1,22 +1,19 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
-import bec_widgets
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_input.device_combobox.device_combobox import DeviceComboBox
 
 DOM_XML = """
 <ui language='c++'>
-    <widget class='DeviceComboBox' name='device_combobox'>
+    <widget class='DeviceComboBox' name='device_combo_box'>
     </widget>
 </ui>
 """
 
-MODULE_PATH = os.path.dirname(bec_widgets.__file__)
-
 
 class DeviceComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
     def __init__(self):
@@ -24,6 +21,8 @@ class DeviceComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = DeviceComboBox(parent)
         return t
 
@@ -37,7 +36,7 @@ class DeviceComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return designer_material_icon(DeviceComboBox.ICON_NAME)
 
     def includeFile(self):
-        return "device_combobox"
+        return "device_combo_box"
 
     def initialize(self, form_editor):
         self._form_editor = form_editor
@@ -52,7 +51,7 @@ class DeviceComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "DeviceComboBox"
 
     def toolTip(self):
-        return "Device ComboBox Example for BEC Widgets"
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_input/device_combobox/device_combobox.py

@@ -5,6 +5,7 @@ from qtpy.QtGui import QPainter, QPaintEvent, QPen
 from qtpy.QtWidgets import QComboBox, QSizePolicy
 
 from bec_widgets.utils.colors import get_accent_colors
+from bec_widgets.utils.error_popups import SafeProperty
 from bec_widgets.widgets.control.device_input.base_classes.device_input_base import (
     BECDeviceFilter,
     DeviceInputBase,
@@ -61,6 +62,7 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         self._callback_id = None
         self._is_valid_input = False
         self._accent_colors = get_accent_colors()
+        self._set_first_element_as_empty = False
         # We do not consider the config that is passed here, this produced problems
         # with QtDesigner, since config and input arguments may differ and resolve properly
         # Implementing this logic and config recoverage is postponed.
@@ -93,6 +95,31 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         self.currentTextChanged.connect(self.check_validity)
         self.check_validity(self.currentText())
 
+    @SafeProperty(bool)
+    def set_first_element_as_empty(self) -> bool:
+        """
+        Whether the first element in the combobox should be empty.
+        This is useful to allow the user to select a device from the list.
+        """
+        return self._set_first_element_as_empty
+
+    @set_first_element_as_empty.setter
+    def set_first_element_as_empty(self, value: bool) -> None:
+        """
+        Set whether the first element in the combobox should be empty.
+        This is useful to allow the user to select a device from the list.
+
+        Args:
+            value (bool): True if the first element should be empty, False otherwise.
+        """
+        self._set_first_element_as_empty = value
+        if self._set_first_element_as_empty:
+            self.insertItem(0, "")
+            self.setCurrentIndex(0)
+        else:
+            if self.count() > 0 and self.itemText(0) == "":
+                self.removeItem(0)
+
     def on_device_update(self, action: str, content: dict) -> None:
         """
         Callback for device update events. Triggers the device_update signal.
@@ -120,24 +147,6 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         dev_name = self.currentText()
         return self.get_device_object(dev_name)
 
-    def paintEvent(self, event: QPaintEvent) -> None:
-        """Extend the paint event to set the border color based on the validity of the input.
-
-        Args:
-            event (PySide6.QtGui.QPaintEvent) : Paint event.
-        """
-        # logger.info(f"Received paint event: {event} in {self.__class__}")
-        super().paintEvent(event)
-
-        if self._is_valid_input is False and self.isEnabled() is True:
-            painter = QPainter(self)
-            pen = QPen()
-            pen.setWidth(2)
-            pen.setColor(self._accent_colors.emergency)
-            painter.setPen(pen)
-            painter.drawRect(self.rect().adjusted(1, 1, -1, -1))
-            painter.end()
-
     @Slot(str)
     def check_validity(self, input_text: str) -> None:
         """
@@ -146,10 +155,12 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         if self.validate_device(input_text) is True:
             self._is_valid_input = True
             self.device_selected.emit(input_text)
+            self.setStyleSheet("border: 1px solid transparent;")
         else:
             self._is_valid_input = False
             self.device_reset.emit()
-        self.update()
+            if self.isEnabled():
+                self.setStyleSheet("border: 1px solid red;")
 
     def validate_device(self, device: str) -> bool:  # type: ignore[override]
         """
@@ -175,10 +186,10 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

bec_widgets/widgets/control/device_input/device_line_edit/device_line_edit.py

@@ -175,13 +175,13 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
     from bec_widgets.widgets.control.device_input.signal_combobox.signal_combobox import (
         SignalComboBox,
     )
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

bec_widgets/widgets/control/device_input/device_line_edit/device_line_edit.pyproject

@@ -1,3 +1 @@
-{
-    "files": ["device_line_edit.py"]
-}
+{'files': ['device_line_edit.py']}

bec_widgets/widgets/control/device_input/device_line_edit/device_line_edit_plugin.py

@@ -1,10 +1,9 @@
 # Copyright (C) 2022 The Qt Company Ltd.
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
-import os
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
-import bec_widgets
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_input.device_line_edit.device_line_edit import (
     DeviceLineEdit,
@@ -17,8 +16,6 @@ DOM_XML = """
 </ui>
 """
 
-MODULE_PATH = os.path.dirname(bec_widgets.__file__)
-
 
 class DeviceLineEditPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
     def __init__(self):
@@ -26,6 +23,8 @@ class DeviceLineEditPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = DeviceLineEdit(parent)
         return t
 
@@ -54,7 +53,7 @@ class DeviceLineEditPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "DeviceLineEdit"
 
     def toolTip(self):
-        return "Device LineEdit Example for BEC Widgets with autocomplete."
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_input/signal_combobox/signal_combo_box_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_input.signal_combobox.signal_combobox import SignalComboBox
@@ -20,6 +21,8 @@ class SignalComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = SignalComboBox(parent)
         return t
 
@@ -48,7 +51,7 @@ class SignalComboBoxPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "SignalComboBox"
 
     def toolTip(self):
-        return "Signal ComboBox Example for BEC Widgets with autocomplete."
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_input/signal_combobox/signal_combobox.py

@@ -1,8 +1,10 @@
+from __future__ import annotations
+
 from bec_lib.device import Positioner
 from qtpy.QtCore import QSize, Signal
 from qtpy.QtWidgets import QComboBox, QSizePolicy
 
-from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.utils.error_popups import SafeProperty, 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 (
@@ -54,6 +56,7 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
 
         self.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
         self.setMinimumSize(QSize(100, 0))
+        self._set_first_element_as_empty = True
         # We do not consider the config that is passed here, this produced problems
         # with QtDesigner, since config and input arguments may differ and resolve properly
         # Implementing this logic and config recoverage is postponed.
@@ -90,6 +93,31 @@ class SignalComboBox(DeviceSignalInputBase, QComboBox):
                 self.insertItem(0, "Hinted Signals")
                 self.model().item(0).setEnabled(False)
 
+    @SafeProperty(bool)
+    def set_first_element_as_empty(self) -> bool:
+        """
+        Whether the first element in the combobox should be empty.
+        This is useful to allow the user to select a device from the list.
+        """
+        return self._set_first_element_as_empty
+
+    @set_first_element_as_empty.setter
+    def set_first_element_as_empty(self, value: bool) -> None:
+        """
+        Set whether the first element in the combobox should be empty.
+        This is useful to allow the user to select a device from the list.
+
+        Args:
+            value (bool): True if the first element should be empty, False otherwise.
+        """
+        self._set_first_element_as_empty = value
+        if self._set_first_element_as_empty:
+            self.insertItem(0, "")
+            self.setCurrentIndex(0)
+        else:
+            if self.count() > 0 and self.itemText(0) == "":
+                self.removeItem(0)
+
     def set_to_obj_name(self, obj_name: str) -> bool:
         """
         Set the combobox to the object name of the signal.
@@ -151,10 +179,10 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

bec_widgets/widgets/control/device_input/signal_line_edit/signal_line_edit.py

@@ -147,13 +147,13 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
     from bec_widgets.widgets.control.device_input.device_combobox.device_combobox import (
         DeviceComboBox,
     )
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

bec_widgets/widgets/control/device_input/signal_line_edit/signal_line_edit_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.device_input.signal_line_edit.signal_line_edit import (
@@ -22,6 +23,8 @@ class SignalLineEditPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = SignalLineEdit(parent)
         return t
 
@@ -50,7 +53,7 @@ class SignalLineEditPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "SignalLineEdit"
 
     def toolTip(self):
-        return "Signal LineEdit Example for BEC Widgets with autocomplete."
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/device_manager/components/__init__.py

@@ -0,0 +1,4 @@
+from .device_table_view import DeviceTableView
+from .dm_config_view import DMConfigView
+from .dm_docstring_view import DocstringView
+from .dm_ophyd_test import DMOphydTest

bec_widgets/widgets/control/device_manager/components/device_table_view.py

@@ -0,0 +1,810 @@
+"""Module with the device table view implementation."""
+
+from __future__ import annotations
+
+import copy
+import time
+
+from bec_lib.logger import bec_logger
+from bec_qthemes import material_icon
+from qtpy import QtCore, QtGui, QtWidgets
+from thefuzz import fuzz
+
+from bec_widgets.utils.bec_signal_proxy import BECSignalProxy
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import get_accent_colors, get_theme_palette
+from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.widgets.control.device_manager.components.dm_ophyd_test import ValidationStatus
+
+logger = bec_logger.logger
+
+# Threshold for fuzzy matching, careful with adjusting this. 80 seems good
+FUZZY_SEARCH_THRESHOLD = 80
+
+
+class DictToolTipDelegate(QtWidgets.QStyledItemDelegate):
+    """Delegate that shows all key-value pairs of a rows's data as a YAML-like tooltip."""
+
+    def helpEvent(self, event, view, option, index):
+        """Override to show tooltip when hovering."""
+        if event.type() != QtCore.QEvent.ToolTip:
+            return super().helpEvent(event, view, option, index)
+        model: DeviceFilterProxyModel = index.model()
+        model_index = model.mapToSource(index)
+        row_dict = model.sourceModel().get_row_data(model_index)
+        description = row_dict.get("description", "")
+        QtWidgets.QToolTip.showText(event.globalPos(), description, view)
+        return True
+
+
+class CenterCheckBoxDelegate(DictToolTipDelegate):
+    """Custom checkbox delegate to center checkboxes in table cells."""
+
+    def __init__(self, parent=None, colors=None):
+        super().__init__(parent)
+        self._colors = colors if colors else get_accent_colors()
+        self._icon_checked = material_icon(
+            "check_box", size=QtCore.QSize(16, 16), color=self._colors.default, filled=True
+        )
+        self._icon_unchecked = material_icon(
+            "check_box_outline_blank",
+            size=QtCore.QSize(16, 16),
+            color=self._colors.default,
+            filled=True,
+        )
+
+    def apply_theme(self, theme: str | None = None):
+        colors = get_accent_colors()
+        self._icon_checked.setColor(colors.default)
+        self._icon_unchecked.setColor(colors.default)
+
+    def paint(self, painter, option, index):
+        value = index.model().data(index, QtCore.Qt.CheckStateRole)
+        if value is None:
+            super().paint(painter, option, index)
+            return
+
+        # Choose icon based on state
+        pixmap = self._icon_checked if value == QtCore.Qt.Checked else self._icon_unchecked
+
+        # Draw icon centered
+        rect = option.rect
+        pix_rect = pixmap.rect()
+        pix_rect.moveCenter(rect.center())
+        painter.drawPixmap(pix_rect.topLeft(), pixmap)
+
+    def editorEvent(self, event, model, option, index):
+        if event.type() != QtCore.QEvent.MouseButtonRelease:
+            return False
+        current = model.data(index, QtCore.Qt.CheckStateRole)
+        new_state = QtCore.Qt.Unchecked if current == QtCore.Qt.Checked else QtCore.Qt.Checked
+        return model.setData(index, new_state, QtCore.Qt.CheckStateRole)
+
+
+class DeviceValidatedDelegate(DictToolTipDelegate):
+    """Custom delegate for displaying validated device configurations."""
+
+    def __init__(self, parent=None, colors=None):
+        super().__init__(parent)
+        self._colors = colors if colors else get_accent_colors()
+        self._icons = {
+            ValidationStatus.PENDING: material_icon(
+                icon_name="circle", size=(12, 12), color=self._colors.default, filled=True
+            ),
+            ValidationStatus.VALID: material_icon(
+                icon_name="circle", size=(12, 12), color=self._colors.success, filled=True
+            ),
+            ValidationStatus.FAILED: material_icon(
+                icon_name="circle", size=(12, 12), color=self._colors.emergency, filled=True
+            ),
+        }
+
+    def apply_theme(self, theme: str | None = None):
+        colors = get_accent_colors()
+        for status, icon in self._icons.items():
+            icon.setColor(colors[status])
+
+    def paint(self, painter, option, index):
+        status = index.model().data(index, QtCore.Qt.DisplayRole)
+        if status is None:
+            return super().paint(painter, option, index)
+
+        pixmap = self._icons.get(status)
+        if pixmap:
+            rect = option.rect
+            pix_rect = pixmap.rect()
+            pix_rect.moveCenter(rect.center())
+            painter.drawPixmap(pix_rect.topLeft(), pixmap)
+
+        super().paint(painter, option, index)
+
+
+class WrappingTextDelegate(DictToolTipDelegate):
+    """Custom delegate for wrapping text in table cells."""
+
+    def __init__(self, table: BECTableView, parent=None):
+        super().__init__(parent)
+        self._table = table
+
+    def paint(self, painter, option, index):
+        text = index.model().data(index, QtCore.Qt.DisplayRole)
+        if not text:
+            return super().paint(painter, option, index)
+
+        painter.save()
+        painter.setClipRect(option.rect)
+        text_option = QtCore.Qt.TextWordWrap | QtCore.Qt.AlignLeft | QtCore.Qt.AlignTop
+        painter.drawText(option.rect.adjusted(4, 2, -4, -2), text_option, text)
+        painter.restore()
+
+    def sizeHint(self, option, index):
+        text = str(index.model().data(index, QtCore.Qt.DisplayRole) or "")
+        column_width = self._table.columnWidth(index.column()) - 8  # -4 & 4
+
+        # Avoid pathological heights for too-narrow columns
+        min_width = option.fontMetrics.averageCharWidth() * 4
+        if column_width < min_width:
+            fm = QtGui.QFontMetrics(option.font)
+            elided = fm.elidedText(text, QtCore.Qt.ElideRight, column_width)
+            return QtCore.QSize(column_width, fm.height() + 4)
+
+        doc = QtGui.QTextDocument()
+        doc.setDefaultFont(option.font)
+        doc.setTextWidth(column_width)
+        doc.setPlainText(text)
+
+        layout_height = doc.documentLayout().documentSize().height()
+        return QtCore.QSize(column_width, int(layout_height) + 4)
+
+    # def sizeHint(self, option, index):
+    #     text = str(index.model().data(index, QtCore.Qt.DisplayRole) or "")
+    #     # if not text:
+    #     #     return super().sizeHint(option, index)
+
+    #     # Use the actual column width
+    #     table = index.model().parent()  # or store reference to QTableView
+    #     column_width = table.columnWidth(index.column())  # - 8
+
+    #     doc = QtGui.QTextDocument()
+    #     doc.setDefaultFont(option.font)
+    #     doc.setTextWidth(column_width)
+    #     doc.setPlainText(text)
+
+    #     layout_height = doc.documentLayout().documentSize().height()
+    #     height = int(layout_height) + 4  # Needs some extra padding, otherwise it gets cut off
+    #     return QtCore.QSize(column_width, height)
+
+
+class DeviceTableModel(QtCore.QAbstractTableModel):
+    """
+    Custom Device Table Model for managing device configurations.
+
+    Sort logic is implemented directly on the data of the table view.
+    """
+
+    device_configs_added = QtCore.Signal(dict)  # Dict[str, dict] of configs that were added
+    devices_removed = QtCore.Signal(list)  # List of strings with device names that were removed
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._device_config: dict[str, dict] = {}
+        self._list_items: list[dict] = []
+        self._validation_status: dict[str, ValidationStatus] = {}
+        self.headers = [
+            "",
+            "name",
+            "deviceClass",
+            "readoutPriority",
+            "deviceTags",
+            "enabled",
+            "readOnly",
+        ]
+        self._checkable_columns_enabled = {"enabled": True, "readOnly": True}
+
+    ###############################################
+    ########## Overwrite custom Qt methods ########
+    ###############################################
+
+    def rowCount(self, parent=QtCore.QModelIndex()) -> int:
+        return len(self._list_items)
+
+    def columnCount(self, parent=QtCore.QModelIndex()) -> int:
+        return len(self.headers)
+
+    def headerData(self, section, orientation, role=QtCore.Qt.DisplayRole):
+        if role == QtCore.Qt.DisplayRole and orientation == QtCore.Qt.Horizontal:
+            return self.headers[section]
+        return None
+
+    def get_row_data(self, index: QtCore.QModelIndex) -> dict:
+        """Return the row data for the given index."""
+        if not index.isValid():
+            return {}
+        return copy.deepcopy(self._list_items[index.row()])
+
+    def data(self, index, role=QtCore.Qt.DisplayRole):
+        """Return data for the given index and role."""
+        if not index.isValid():
+            return None
+        row, col = index.row(), index.column()
+
+        if col == 0 and role == QtCore.Qt.DisplayRole:  # QtCore.Qt.DisplayRole:
+            dev_name = self._list_items[row].get("name", "")
+            return self._validation_status.get(dev_name, ValidationStatus.PENDING)
+
+        key = self.headers[col]
+        value = self._list_items[row].get(key)
+
+        if role == QtCore.Qt.DisplayRole:
+            if key in ("enabled", "readOnly"):
+                return bool(value)
+            if key == "deviceTags":
+                return ", ".join(str(tag) for tag in value) if value else ""
+            if key == "deviceClass":
+                return str(value).split(".")[-1]
+            return str(value) if value is not None else ""
+        if role == QtCore.Qt.CheckStateRole and key in ("enabled", "readOnly"):
+            return QtCore.Qt.Checked if value else QtCore.Qt.Unchecked
+        if role == QtCore.Qt.TextAlignmentRole:
+            if key in ("enabled", "readOnly"):
+                return QtCore.Qt.AlignCenter
+            return QtCore.Qt.AlignLeft | QtCore.Qt.AlignVCenter
+        if role == QtCore.Qt.FontRole:
+            font = QtGui.QFont()
+            return font
+        return None
+
+    def flags(self, index):
+        """Flags for the table model."""
+        if not index.isValid():
+            return QtCore.Qt.NoItemFlags
+        key = self.headers[index.column()]
+
+        if key in ("enabled", "readOnly"):
+            base_flags = QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable
+            if self._checkable_columns_enabled.get(key, True):
+                return base_flags | QtCore.Qt.ItemIsUserCheckable
+            else:
+                return base_flags  # disable editing but still visible
+        return QtCore.Qt.ItemIsEnabled | QtCore.Qt.ItemIsSelectable
+
+    def setData(self, index, value, role=QtCore.Qt.EditRole) -> bool:
+        """
+        Method to set the data of the table.
+
+        Args:
+            index (QModelIndex): The index of the item to modify.
+            value (Any): The new value to set.
+            role (Qt.ItemDataRole): The role of the data being set.
+
+        Returns:
+            bool: True if the data was set successfully, False otherwise.
+        """
+        if not index.isValid():
+            return False
+        key = self.headers[index.column()]
+        row = index.row()
+
+        if key in ("enabled", "readOnly") and role == QtCore.Qt.CheckStateRole:
+            if not self._checkable_columns_enabled.get(key, True):
+                return False  # ignore changes if column is disabled
+            self._list_items[row][key] = value == QtCore.Qt.Checked
+            self.dataChanged.emit(index, index, [QtCore.Qt.CheckStateRole])
+            return True
+        return False
+
+    ####################################
+    ############ Public methods ########
+    ####################################
+
+    def get_device_config(self) -> dict[str, dict]:
+        """Method to get the device configuration."""
+        return self._device_config
+
+    def add_device_configs(self, device_configs: dict[str, dict]):
+        """
+        Add devices to the model.
+
+        Args:
+            device_configs (dict[str, dict]): A dictionary of device configurations to add.
+        """
+        already_in_list = []
+        for k, cfg in device_configs.items():
+            if k in self._device_config:
+                logger.warning(f"Device {k} already exists in the model.")
+                already_in_list.append(k)
+                continue
+            self._device_config[k] = cfg
+            new_list_cfg = copy.deepcopy(cfg)
+            new_list_cfg["name"] = k
+            row = len(self._list_items)
+            self.beginInsertRows(QtCore.QModelIndex(), row, row)
+            self._list_items.append(new_list_cfg)
+            self.endInsertRows()
+        for k in already_in_list:
+            device_configs.pop(k)
+        self.device_configs_added.emit(device_configs)
+
+    def set_device_config(self, device_configs: dict[str, dict]):
+        """
+        Replace the device config.
+
+        Args:
+            device_config (dict[str, dict]): The new device config to set.
+        """
+        diff_names = set(device_configs.keys()) - set(self._device_config.keys())
+        self.beginResetModel()
+        self._device_config.clear()
+        self._list_items.clear()
+        for k, cfg in device_configs.items():
+            self._device_config[k] = cfg
+            new_list_cfg = copy.deepcopy(cfg)
+            new_list_cfg["name"] = k
+            self._list_items.append(new_list_cfg)
+        self.endResetModel()
+        self.devices_removed.emit(diff_names)
+        self.device_configs_added.emit(device_configs)
+
+    def remove_device_configs(self, device_configs: dict[str, dict]):
+        """
+        Remove devices from the model.
+
+        Args:
+            device_configs (dict[str, dict]): A dictionary of device configurations to remove.
+        """
+        removed = []
+        for k in device_configs.keys():
+            if k not in self._device_config:
+                logger.warning(f"Device {k} does not exist in the model.")
+                continue
+            new_cfg = self._device_config.pop(k)
+            new_cfg["name"] = k
+            row = self._list_items.index(new_cfg)
+            self.beginRemoveRows(QtCore.QModelIndex(), row, row)
+            self._list_items.pop(row)
+            self.endRemoveRows()
+            removed.append(k)
+        self.devices_removed.emit(removed)
+
+    def clear_table(self):
+        """
+        Clear the table.
+        """
+        device_names = list(self._device_config.keys())
+        self.beginResetModel()
+        self._device_config.clear()
+        self._list_items.clear()
+        self.endResetModel()
+        self.devices_removed.emit(device_names)
+
+    def update_validation_status(self, device_name: str, status: int | ValidationStatus):
+        """
+        Handle device status changes.
+
+        Args:
+            device_name (str): The name of the device.
+            status (int): The new status of the device.
+        """
+        if isinstance(status, int):
+            status = ValidationStatus(status)
+        if device_name not in self._device_config:
+            logger.warning(
+                f"Device {device_name} not found in device_config dict {self._device_config}"
+            )
+            return
+        self._validation_status[device_name] = status
+        row = None
+        for ii, item in enumerate(self._list_items):
+            if item["name"] == device_name:
+                row = ii
+                break
+        if row is None:
+            logger.warning(
+                f"Device {device_name} not found in device_status dict {self._validation_status}"
+            )
+            return
+        # Emit dataChanged for column 0 (status column)
+        index = self.index(row, 0)
+        self.dataChanged.emit(index, index, [QtCore.Qt.DisplayRole])
+
+
+class BECTableView(QtWidgets.QTableView):
+    """Table View with custom keyPressEvent to delete rows with backspace or delete key"""
+
+    def keyPressEvent(self, event) -> None:
+        """
+        Delete selected rows with backspace or delete key
+
+        Args:
+            event: keyPressEvent
+        """
+        if event.key() not in (QtCore.Qt.Key_Backspace, QtCore.Qt.Key_Delete):
+            return super().keyPressEvent(event)
+
+        proxy_indexes = self.selectedIndexes()
+        if not proxy_indexes:
+            return
+
+        source_rows = self._get_source_rows(proxy_indexes)
+
+        model: DeviceTableModel = self.model().sourceModel()  # access underlying model
+        # Delegate confirmation and removal to helper
+        removed = self._confirm_and_remove_rows(model, source_rows)
+        if not removed:
+            return
+
+    def _get_source_rows(self, proxy_indexes: list[QtWidgets.QModelIndex]) -> list[int]:
+        """
+        Map proxy model indices to source model row indices.
+
+        Args:
+            proxy_indexes (list[QModelIndex]): List of proxy model indices.
+
+        Returns:
+            list[int]: List of source model row indices.
+        """
+        proxy_rows = sorted({idx for idx in proxy_indexes}, reverse=True)
+        source_rows = [self.model().mapToSource(idx).row() for idx in proxy_rows]
+        return list(set(source_rows))
+
+    def _confirm_and_remove_rows(self, model: DeviceTableModel, source_rows: list[int]) -> bool:
+        """
+        Prompt the user to confirm removal of rows and remove them from the model if accepted.
+
+        Returns True if rows were removed, False otherwise.
+        """
+        configs = [model._list_items[r] for r in sorted(source_rows)]
+        names = [cfg.get("name", "<unknown>") for cfg in configs]
+
+        msg = QtWidgets.QMessageBox(self)
+        msg.setIcon(QtWidgets.QMessageBox.Warning)
+        msg.setWindowTitle("Confirm remove devices")
+        if len(names) == 1:
+            msg.setText(f"Remove device '{names[0]}'?")
+        else:
+            msg.setText(f"Remove {len(names)} devices?")
+        msg.setInformativeText("\n".join(names))
+        msg.setStandardButtons(QtWidgets.QMessageBox.Ok | QtWidgets.QMessageBox.Cancel)
+        msg.setDefaultButton(QtWidgets.QMessageBox.Cancel)
+
+        res = msg.exec_()
+        if res == QtWidgets.QMessageBox.Ok:
+            configs_to_be_removed = {model._device_config[name] for name in names}
+            model.remove_device_configs(configs_to_be_removed)
+            return True
+        return False
+
+
+class DeviceFilterProxyModel(QtCore.QSortFilterProxyModel):
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self._hidden_rows = set()
+        self._filter_text = ""
+        self._enable_fuzzy = True
+        self._filter_columns = [1, 2]  # name and deviceClass for search
+
+    def hide_rows(self, row_indices: list[int]):
+        """
+        Hide specific rows in the model.
+
+        Args:
+            row_indices (list[int]): List of row indices to hide.
+        """
+        self._hidden_rows.update(row_indices)
+        self.invalidateFilter()
+
+    def show_rows(self, row_indices: list[int]):
+        """
+        Show specific rows in the model.
+
+        Args:
+            row_indices (list[int]): List of row indices to show.
+        """
+        self._hidden_rows.difference_update(row_indices)
+        self.invalidateFilter()
+
+    def show_all_rows(self):
+        """
+        Show all rows in the model.
+        """
+        self._hidden_rows.clear()
+        self.invalidateFilter()
+
+    @SafeSlot(int)
+    def disable_fuzzy_search(self, enabled: int):
+        self._enable_fuzzy = not bool(enabled)
+        self.invalidateFilter()
+
+    def setFilterText(self, text: str):
+        self._filter_text = text.lower()
+        self.invalidateFilter()
+
+    def filterAcceptsRow(self, source_row: int, source_parent) -> bool:
+        # No hidden rows, and no filter text
+        if not self._filter_text and not self._hidden_rows:
+            return True
+        # Hide hidden rows
+        if source_row in self._hidden_rows:
+            return False
+        # Check the filter text for each row
+        model = self.sourceModel()
+        text = self._filter_text.lower()
+        for column in self._filter_columns:
+            index = model.index(source_row, column, source_parent)
+            data = str(model.data(index, QtCore.Qt.DisplayRole) or "")
+            if self._enable_fuzzy is True:
+                match_ratio = fuzz.partial_ratio(self._filter_text.lower(), data.lower())
+                if match_ratio >= FUZZY_SEARCH_THRESHOLD:
+                    return True
+            else:
+                if text in data.lower():
+                    return True
+        return False
+
+
+class DeviceTableView(BECWidget, QtWidgets.QWidget):
+    """Device Table View for the device manager."""
+
+    selected_device = QtCore.Signal(dict)  # Selected device configuration dict[str,dict]
+    device_configs_added = QtCore.Signal(dict)  # Dict[str, dict] of configs that were added
+    devices_removed = QtCore.Signal(list)  # List of strings with device names that were removed
+
+    RPC = False
+    PLUGIN = False
+
+    def __init__(self, parent=None, client=None):
+        super().__init__(client=client, parent=parent, theme_update=True)
+
+        self.layout = QtWidgets.QVBoxLayout(self)
+        self.layout.setContentsMargins(0, 0, 0, 0)
+        self.layout.setSpacing(4)
+
+        # Setup table view
+        self._setup_table_view()
+        # Setup search view, needs table proxy to be iniditate
+        self._setup_search()
+        # Add widgets to main layout
+        self.layout.addLayout(self.search_controls)
+        self.layout.addWidget(self.table)
+
+        # Connect signals
+        self._model.devices_removed.connect(self.devices_removed.emit)
+        self._model.device_configs_added.connect(self.device_configs_added.emit)
+
+    def _setup_search(self):
+        """Create components related to the search functionality"""
+
+        # Create search bar
+        self.search_layout = QtWidgets.QHBoxLayout()
+        self.search_label = QtWidgets.QLabel("Search:")
+        self.search_input = QtWidgets.QLineEdit()
+        self.search_input.setPlaceholderText(
+            "Filter devices (approximate matching)..."
+        )  # Default to fuzzy search
+        self.search_input.setClearButtonEnabled(True)
+        self.search_input.textChanged.connect(self.proxy.setFilterText)
+        self.search_layout.addWidget(self.search_label)
+        self.search_layout.addWidget(self.search_input)
+
+        # Add exact match toggle
+        self.fuzzy_layout = QtWidgets.QHBoxLayout()
+        self.fuzzy_label = QtWidgets.QLabel("Exact Match:")
+        self.fuzzy_is_disabled = QtWidgets.QCheckBox()
+
+        self.fuzzy_is_disabled.stateChanged.connect(self.proxy.disable_fuzzy_search)
+        self.fuzzy_is_disabled.setToolTip(
+            "Enable approximate matching (OFF) and exact matching (ON)"
+        )
+        self.fuzzy_label.setToolTip("Enable approximate matching (OFF) and exact matching (ON)")
+        self.fuzzy_layout.addWidget(self.fuzzy_label)
+        self.fuzzy_layout.addWidget(self.fuzzy_is_disabled)
+        self.fuzzy_layout.addStretch()
+
+        # Add both search components to the layout
+        self.search_controls = QtWidgets.QHBoxLayout()
+        self.search_controls.addLayout(self.search_layout)
+        self.search_controls.addSpacing(20)  # Add some space between the search box and toggle
+        self.search_controls.addLayout(self.fuzzy_layout)
+        QtCore.QTimer.singleShot(0, lambda: self.fuzzy_is_disabled.stateChanged.emit(0))
+
+    def _setup_table_view(self) -> None:
+        """Setup the table view."""
+        # Model + Proxy
+        self.table = BECTableView(self)
+        self._model = DeviceTableModel(parent=self.table)
+        self.proxy = DeviceFilterProxyModel(parent=self.table)
+        self.proxy.setSourceModel(self._model)
+        self.table.setModel(self.proxy)
+        self.table.setSortingEnabled(True)
+
+        # Delegates
+        colors = get_accent_colors()
+        self.checkbox_delegate = CenterCheckBoxDelegate(self.table, colors=colors)
+        self.wrap_delegate = WrappingTextDelegate(self.table)
+        self.tool_tip_delegate = DictToolTipDelegate(self.table)
+        self.validated_delegate = DeviceValidatedDelegate(self.table, colors=colors)
+        self.table.setItemDelegateForColumn(0, self.validated_delegate)  # ValidationStatus
+        self.table.setItemDelegateForColumn(1, self.tool_tip_delegate)  # name
+        self.table.setItemDelegateForColumn(2, self.tool_tip_delegate)  # deviceClass
+        self.table.setItemDelegateForColumn(3, self.tool_tip_delegate)  # readoutPriority
+        self.table.setItemDelegateForColumn(4, self.wrap_delegate)  # deviceTags
+        self.table.setItemDelegateForColumn(5, self.checkbox_delegate)  # enabled
+        self.table.setItemDelegateForColumn(6, self.checkbox_delegate)  # readOnly
+
+        # Column resize policies
+        header = self.table.horizontalHeader()
+        header.setSectionResizeMode(0, QtWidgets.QHeaderView.Fixed)  # ValidationStatus
+        header.setSectionResizeMode(1, QtWidgets.QHeaderView.ResizeToContents)  # name
+        header.setSectionResizeMode(2, QtWidgets.QHeaderView.ResizeToContents)  # deviceClass
+        header.setSectionResizeMode(3, QtWidgets.QHeaderView.ResizeToContents)  # readoutPriority
+        header.setSectionResizeMode(4, QtWidgets.QHeaderView.Stretch)  # deviceTags
+        header.setSectionResizeMode(5, QtWidgets.QHeaderView.Fixed)  # enabled
+        header.setSectionResizeMode(6, QtWidgets.QHeaderView.Fixed)  # readOnly
+
+        self.table.setColumnWidth(0, 25)
+        self.table.setColumnWidth(5, 70)
+        self.table.setColumnWidth(6, 70)
+
+        # Ensure column widths stay fixed
+        header.setMinimumSectionSize(25)
+        header.setDefaultSectionSize(90)
+
+        # Enable resizing of column
+        self._geometry_resize_proxy = BECSignalProxy(
+            header.geometriesChanged, rateLimit=10, slot=self._on_table_resized
+        )
+
+        # Selection behavior
+        self.table.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectRows)
+        self.table.setSelectionMode(QtWidgets.QAbstractItemView.ExtendedSelection)
+        # Connect to selection model to get selection changes
+        self.table.selectionModel().selectionChanged.connect(self._on_selection_changed)
+        self.table.horizontalHeader().setHighlightSections(False)
+
+        # QtCore.QTimer.singleShot(0, lambda: header.sectionResized.emit(0, 0, 0))
+
+    def get_device_config(self) -> dict[str, dict]:
+        """Get the device config."""
+        return self._model.get_device_config()
+
+    def apply_theme(self, theme: str | None = None):
+        self.checkbox_delegate.apply_theme(theme)
+        self.validated_delegate.apply_theme(theme)
+
+    ######################################
+    ########### Slot API #################
+    ######################################
+
+    @SafeSlot()
+    def _on_table_resized(self, *args):
+        """Handle changes to the table column resizing."""
+        option = QtWidgets.QStyleOptionViewItem()
+        model = self.table.model()
+        for row in range(model.rowCount()):
+            index = model.index(row, 4)
+            height = self.wrap_delegate.sizeHint(option, index).height()
+            self.table.setRowHeight(row, height)
+
+    @SafeSlot(QtCore.QItemSelection, QtCore.QItemSelection)
+    def _on_selection_changed(
+        self, selected: QtCore.QItemSelection, deselected: QtCore.QItemSelection
+    ) -> None:
+        """
+        Handle selection changes in the device table.
+
+        Args:
+            selected (QtCore.QItemSelection): The selected items.
+            deselected (QtCore.QItemSelection): The deselected items.
+        """
+        # TODO also hook up logic if a config update is propagated from somewhere!
+        # selected_indexes = selected.indexes()
+        selected_indexes = self.table.selectionModel().selectedIndexes()
+        if not selected_indexes:
+            return
+
+        source_indexes = [self.proxy.mapToSource(idx) for idx in selected_indexes]
+        source_rows = {idx.row() for idx in source_indexes}
+        configs = [copy.deepcopy(self._model._list_items[r]) for r in sorted(source_rows)]
+        names = [cfg.pop("name") for cfg in configs]
+        selected_cfgs = {name: cfg for name, cfg in zip(names, configs)}
+        self.selected_device.emit(selected_cfgs)
+
+    ######################################
+    ##### Ext.  Slot API #################
+    ######################################
+
+    @SafeSlot(dict)
+    def set_device_config(self, device_configs: dict[str, dict]):
+        """
+        Set the device config.
+
+        Args:
+            config (dict[str,dict]): The device config to set.
+        """
+        self._model.set_device_config(device_configs)
+
+    @SafeSlot()
+    def clear_device_configs(self):
+        """Clear the device configs."""
+        self._model.clear_table()
+
+    @SafeSlot(dict)
+    def add_device_configs(self, device_configs: dict[str, dict]):
+        """
+        Add devices to the config.
+
+        Args:
+            device_configs (dict[str, dict]): The device configs to add.
+        """
+        self._model.add_device_configs(device_configs)
+
+    @SafeSlot(dict)
+    def remove_device_configs(self, device_configs: dict[str, dict]):
+        """
+        Remove devices from the config.
+
+        Args:
+            device_configs (dict[str, dict]): The device configs to remove.
+        """
+        self._model.remove_device_configs(device_configs)
+
+    @SafeSlot(str)
+    def remove_device(self, device_name: str):
+        """
+        Remove a device from the config.
+
+        Args:
+            device_name (str): The name of the device to remove.
+        """
+        cfg = self._model._device_config.get(device_name, None)
+        if cfg is None:
+            logger.warning(f"Device {device_name} not found in device_config dict")
+            return
+        self._model.remove_device_configs({device_name: cfg})
+
+    @SafeSlot(str, int)
+    def update_device_validation(
+        self, device_name: str, validation_status: int | ValidationStatus
+    ) -> None:
+        """
+        Update the validation status of a device.
+
+        Args:
+            device_name (str): The name of the device.
+            validation_status (int | ValidationStatus): The new validation status.
+        """
+        self._model.update_validation_status(device_name, validation_status)
+
+
+if __name__ == "__main__":
+    import sys
+
+    import numpy as np
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    widget = QtWidgets.QWidget()
+    layout = QtWidgets.QVBoxLayout(widget)
+    layout.setContentsMargins(0, 0, 0, 0)
+    window = DeviceTableView()
+    layout.addWidget(window)
+    # QPushButton
+    button = QtWidgets.QPushButton("Test status_update")
+    layout.addWidget(button)
+
+    def _button_clicked():
+        names = list(window._model._device_config.keys())
+        for name in names:
+            window.update_device_validation(
+                name, ValidationStatus.VALID if np.random.rand() > 0.5 else ValidationStatus.FAILED
+            )
+
+    button.clicked.connect(_button_clicked)
+    # pylint: disable=protected-access
+    config = window.client.device_manager._get_redis_device_config()
+    names = [cfg.pop("name") for cfg in config]
+    config_dict = {name: cfg for name, cfg in zip(names, config)}
+    window.set_device_config(config_dict)
+    widget.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/control/device_manager/components/dm_config_view.py

@@ -0,0 +1,83 @@
+"""Module with a config view for the device manager."""
+
+from __future__ import annotations
+
+import traceback
+
+import yaml
+from bec_lib.logger import bec_logger
+from qtpy import QtCore, QtWidgets
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import get_accent_colors, get_theme_palette
+from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.widgets.editors.monaco.monaco_widget import MonacoWidget
+
+logger = bec_logger.logger
+
+
+class DMConfigView(BECWidget, QtWidgets.QWidget):
+    def __init__(self, parent=None, client=None):
+        super().__init__(client=client, parent=parent, theme_update=True)
+        self.stacked_layout = QtWidgets.QStackedLayout()
+        self.stacked_layout.setContentsMargins(0, 0, 0, 0)
+        self.stacked_layout.setSpacing(0)
+        self.setLayout(self.stacked_layout)
+
+        # Monaco widget
+        self.monaco_editor = MonacoWidget()
+        self._customize_monaco()
+        self.stacked_layout.addWidget(self.monaco_editor)
+
+        self._overlay_widget = QtWidgets.QLabel(text="Select single device to show config")
+        self._customize_overlay()
+        self.stacked_layout.addWidget(self._overlay_widget)
+        self.stacked_layout.setCurrentWidget(self._overlay_widget)
+
+    def _customize_monaco(self):
+
+        self.monaco_editor.set_language("yaml")
+        self.monaco_editor.set_vim_mode_enabled(False)
+        self.monaco_editor.set_minimap_enabled(False)
+        # self.monaco_editor.setFixedHeight(600)
+        self.monaco_editor.set_readonly(True)
+        self.monaco_editor.editor.set_scroll_beyond_last_line_enabled(False)
+        self.monaco_editor.editor.set_line_numbers_mode("off")
+
+    def _customize_overlay(self):
+        self._overlay_widget.setAlignment(QtCore.Qt.AlignmentFlag.AlignCenter)
+        self._overlay_widget.setAutoFillBackground(True)
+        self._overlay_widget.setSizePolicy(
+            QtWidgets.QSizePolicy.Policy.Expanding, QtWidgets.QSizePolicy.Policy.Expanding
+        )
+
+    @SafeSlot(dict)
+    def on_select_config(self, device: dict):
+        """Handle selection of a device from the device table."""
+        if len(device) != 1:
+            text = ""
+            self.stacked_layout.setCurrentWidget(self._overlay_widget)
+        else:
+            try:
+                text = yaml.dump(device, default_flow_style=False)
+                self.stacked_layout.setCurrentWidget(self.monaco_editor)
+            except Exception:
+                content = traceback.format_exc()
+                logger.error(f"Error converting device to YAML:\n{content}")
+                text = ""
+                self.stacked_layout.setCurrentWidget(self._overlay_widget)
+        self.monaco_editor.set_readonly(False)  # Enable editing
+        text = text.rstrip()
+        self.monaco_editor.set_text(text)
+        self.monaco_editor.set_readonly(True)  # Disable editing again
+
+
+if __name__ == "__main__":
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    config_view = DMConfigView()
+    config_view.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/control/device_manager/components/dm_docstring_view.py

@@ -0,0 +1,128 @@
+"""Module to visualize the docstring of a device class."""
+
+from __future__ import annotations
+
+import inspect
+import re
+import traceback
+
+from bec_lib.logger import bec_logger
+from bec_lib.plugin_helper import get_plugin_class, plugin_package_name
+from bec_lib.utils.rpc_utils import rgetattr
+from qtpy import QtCore, QtWidgets
+
+from bec_widgets.utils.error_popups import SafeSlot
+
+logger = bec_logger.logger
+
+try:
+    import ophyd
+    import ophyd_devices
+
+    READY_TO_VIEW = True
+except ImportError:
+    logger.warning(f"Optional dependencies not available: {ImportError}")
+    ophyd_devices = None
+    ophyd = None
+
+
+class DocstringView(QtWidgets.QTextEdit):
+    def __init__(self, parent: QtWidgets.QWidget | None = None):
+        super().__init__(parent)
+        self.setReadOnly(True)
+        self.setFocusPolicy(QtCore.Qt.NoFocus)
+        if not READY_TO_VIEW:
+            self._set_text("Ophyd or ophyd_devices not installed, cannot show docstrings.")
+            self.setEnabled(False)
+            return
+
+    def _format_docstring(self, doc: str | None) -> str:
+        if not doc:
+            return "<i>No docstring available.</i>"
+
+        # Escape HTML
+        doc = doc.replace("&", "&amp;").replace("<", "&lt;").replace(">", "&gt;")
+
+        # Remove leading/trailing blank lines from the entire docstring
+        lines = [line.rstrip() for line in doc.splitlines()]
+        while lines and lines[0].strip() == "":
+            lines.pop(0)
+        while lines and lines[-1].strip() == "":
+            lines.pop()
+        doc = "\n".join(lines)
+
+        # Improved regex: match section header + all following indented lines
+        section_regex = re.compile(
+            r"(?m)^(Parameters|Args|Returns|Examples|Attributes|Raises)\b(?:\n([ \t]+.*))*",
+            re.MULTILINE,
+        )
+
+        def strip_section(match: re.Match) -> str:
+            # Capture all lines in the match
+            block = match.group(0)
+            lines = block.splitlines()
+            # Remove leading/trailing empty lines within the section
+            lines = [line for line in lines if line.strip() != ""]
+            return "\n".join(lines)
+
+        doc = section_regex.sub(strip_section, doc)
+
+        # Highlight section titles
+        doc = re.sub(
+            r"(?m)^(Parameters|Args|Returns|Examples|Attributes|Raises)\b", r"<b>\1</b>", doc
+        )
+
+        # Convert indented blocks to <pre> and strip leading/trailing newlines
+        def pre_block(match: re.Match) -> str:
+            text = match.group(0).strip("\n")
+            return f"<pre>{text}</pre>"
+
+        doc = re.sub(r"(?m)(?:\n[ \t]+.*)+", pre_block, doc)
+
+        # Replace remaining newlines with <br> and collapse multiple <br>
+        doc = doc.replace("\n", "<br>")
+        doc = re.sub(r"(<br>)+", r"<br>", doc)
+        doc = doc.strip("<br>")
+
+        return f"<div style='font-family: sans-serif; font-size: 12pt;'>{doc}</div>"
+
+    def _set_text(self, text: str):
+        self.setReadOnly(False)
+        self.setMarkdown(text)
+        # self.setHtml(self._format_docstring(text))
+        self.setReadOnly(True)
+
+    @SafeSlot(dict)
+    def on_select_config(self, device: dict):
+        if len(device) != 1:
+            self._set_text("")
+            return
+        k = next(iter(device))
+        device_class = device[k].get("deviceClass", "")
+        self.set_device_class(device_class)
+
+    @SafeSlot(str)
+    def set_device_class(self, device_class_str: str) -> None:
+        docstring = ""
+        if not READY_TO_VIEW:
+            return
+        try:
+            module_cls = get_plugin_class(device_class_str, [ophyd_devices, ophyd])
+            docstring = inspect.getdoc(module_cls)
+            self._set_text(docstring or "No docstring available.")
+        except Exception:
+            content = traceback.format_exc()
+            logger.error(f"Error retrieving docstring for {device_class_str}: {content}")
+            self._set_text(f"Error retrieving docstring for {device_class_str}")
+
+
+if __name__ == "__main__":
+    import sys
+
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    config_view = DocstringView()
+    config_view.set_device_class("ophyd_devices.sim.sim_camera.SimCamera")
+    config_view.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/control/device_manager/components/dm_ophyd_test.py

@@ -0,0 +1,414 @@
+"""Module to run a static tests for devices from a yaml config."""
+
+from __future__ import annotations
+
+import enum
+import re
+import traceback
+from html import escape
+from typing import TYPE_CHECKING
+
+import bec_lib
+from bec_lib.logger import bec_logger
+from bec_qthemes import material_icon
+from ophyd import status
+from qtpy import QtCore, QtGui, QtWidgets
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import get_accent_colors
+from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
+from bec_widgets.widgets.editors.web_console.web_console import WebConsole
+from bec_widgets.widgets.utility.spinner.spinner import SpinnerWidget
+
+READY_TO_TEST = False
+
+logger = bec_logger.logger
+
+try:
+    import bec_server
+    import ophyd_devices
+
+    READY_TO_TEST = True
+except ImportError:
+    logger.warning(f"Optional dependencies not available: {ImportError}")
+    ophyd_devices = None
+    bec_server = None
+
+if TYPE_CHECKING:  # pragma no cover
+    try:
+        from ophyd_devices.utils.static_device_test import StaticDeviceTest
+    except ImportError:
+        StaticDeviceTest = None
+
+
+class ValidationStatus(int, enum.Enum):
+    """Validation status for device configurations."""
+
+    PENDING = 0  # colors.default
+    VALID = 1  # colors.highlight
+    FAILED = 2  # colors.emergency
+
+
+class DeviceValidationResult(QtCore.QObject):
+    """Simple object to inject validation signals into QRunnable."""
+
+    # Device validation signal, device_name, ValidationStatus as int, error message or ''
+    device_validated = QtCore.Signal(str, bool, str)
+
+
+class DeviceValidationRunnable(QtCore.QRunnable):
+    """Runnable for validating a device configuration."""
+
+    def __init__(
+        self,
+        device_name: str,
+        config: dict,
+        static_device_test: StaticDeviceTest | None,
+        connect: bool = False,
+    ):
+        """
+        Initialize the device validation runnable.
+
+        Args:
+            device_name (str): The name of the device to validate.
+            config (dict): The configuration dictionary for the device.
+            static_device_test (StaticDeviceTest): The static device test instance.
+            connect (bool, optional): Whether to connect to the device. Defaults to False.
+        """
+        super().__init__()
+        self.device_name = device_name
+        self.config = config
+        self._connect = connect
+        self._static_device_test = static_device_test
+        self.signals = DeviceValidationResult()
+
+    def run(self):
+        """Run method for device validation."""
+        if self._static_device_test is None:
+            logger.error(
+                f"Ophyd devices or bec_server not available, cannot run validation for device {self.device_name}."
+            )
+            return
+        try:
+            self._static_device_test.config = {self.device_name: self.config}
+            results = self._static_device_test.run_with_list_output(connect=self._connect)
+            success = results[0].success
+            msg = results[0].message
+            self.signals.device_validated.emit(self.device_name, success, msg)
+        except Exception:
+            content = traceback.format_exc()
+            logger.error(f"Validation failed for device {self.device_name}. Exception: {content}")
+            self.signals.device_validated.emit(self.device_name, False, content)
+
+
+class ValidationListItem(QtWidgets.QWidget):
+    """Custom list item widget showing device name and validation status."""
+
+    def __init__(self, device_name: str, device_config: dict, parent=None):
+        """
+        Initialize the validation list item.
+
+        Args:
+            device_name (str): The name of the device.
+            device_config (dict): The configuration of the device.
+            validation_colors (dict[ValidationStatus, QtGui.QColor]): The colors for each validation status.
+            parent (QtWidgets.QWidget, optional): The parent widget.
+        """
+        super().__init__(parent)
+        self.main_layout = QtWidgets.QHBoxLayout(self)
+        self.main_layout.setContentsMargins(2, 2, 2, 2)
+        self.main_layout.setSpacing(4)
+        self.device_name = device_name
+        self.device_config = device_config
+        self.validation_msg = "Validation in progress..."
+        self._setup_ui()
+
+    def _setup_ui(self):
+        """Setup the UI for the list item."""
+        label = QtWidgets.QLabel(self.device_name)
+        self.main_layout.addWidget(label)
+        self.main_layout.addStretch()
+        self._spinner = SpinnerWidget(parent=self)
+        self._spinner.speed = 80
+        self._spinner.setFixedSize(24, 24)
+        self.main_layout.addWidget(self._spinner)
+        self._base_style = "font-weight: bold;"
+        self.setStyleSheet(self._base_style)
+        self._start_spinner()
+
+    def _start_spinner(self):
+        """Start the spinner animation."""
+        self._spinner.start()
+        QtWidgets.QApplication.processEvents()
+
+    def _stop_spinner(self):
+        """Stop the spinner animation."""
+        self._spinner.stop()
+        self._spinner.setVisible(False)
+
+    @SafeSlot()
+    def on_validation_restart(self):
+        """Handle validation restart."""
+        self.validation_msg = ""
+        self._start_spinner()
+        self.setStyleSheet("")  # Check if this works as expected
+
+    @SafeSlot(str)
+    def on_validation_failed(self, error_msg: str):
+        """Handle validation failure."""
+        self.validation_msg = error_msg
+        colors = get_accent_colors()
+        self._stop_spinner()
+        self.main_layout.removeWidget(self._spinner)
+        self._spinner.deleteLater()
+        label = QtWidgets.QLabel("")
+        icon = material_icon("error", color=colors.emergency, size=(24, 24))
+        label.setPixmap(icon)
+        self.main_layout.addWidget(label)
+
+
+class DMOphydTest(BECWidget, QtWidgets.QWidget):
+    """Widget to test device configurations using ophyd devices."""
+
+    # Signal to emit the validation status of a device
+    device_validated = QtCore.Signal(str, int)
+
+    def __init__(self, parent=None, client=None):
+        super().__init__(parent=parent, client=client)
+        if not READY_TO_TEST:
+            self.setDisabled(True)
+            self.static_device_test = None
+        else:
+            from ophyd_devices.utils.static_device_test import StaticDeviceTest
+
+            self.static_device_test = StaticDeviceTest(config_dict={})
+        self._device_list_items: dict[str, QtWidgets.QListWidgetItem] = {}
+        self._thread_pool = QtCore.QThreadPool.globalInstance()
+
+        self._main_layout = QtWidgets.QVBoxLayout(self)
+        self._main_layout.setContentsMargins(0, 0, 0, 0)
+        self._main_layout.setSpacing(4)
+
+        # We add a splitter between the list and the text box
+        self.splitter = QtWidgets.QSplitter(QtCore.Qt.Orientation.Vertical)
+        self._main_layout.addWidget(self.splitter)
+
+        self._setup_list_ui()
+        self._setup_textbox_ui()
+
+    def _setup_list_ui(self):
+        """Setup the list UI."""
+        self._list_widget = QtWidgets.QListWidget(self)
+        self._list_widget.setSelectionMode(QtWidgets.QAbstractItemView.SingleSelection)
+        self.splitter.addWidget(self._list_widget)
+        # Connect signals
+        self._list_widget.currentItemChanged.connect(self._on_current_item_changed)
+
+    def _setup_textbox_ui(self):
+        """Setup the text box UI."""
+        self._text_box = QtWidgets.QTextEdit(self)
+        self._text_box.setReadOnly(True)
+        self._text_box.setFocusPolicy(QtCore.Qt.NoFocus)
+        self.splitter.addWidget(self._text_box)
+
+    @SafeSlot(dict)
+    def add_device_configs(self, device_configs: dict[str, dict]) -> None:
+        """Receive an update with device configs.
+
+        Args:
+            device_configs (dict[str, dict]): The updated device configurations.
+        """
+        for device_name, device_config in device_configs.items():
+            if device_name in self._device_list_items:
+                logger.error(f"Device {device_name} is already in the list.")
+                return
+            item = QtWidgets.QListWidgetItem(self._list_widget)
+            widget = ValidationListItem(device_name=device_name, device_config=device_config)
+
+            # wrap it in a QListWidgetItem
+            item.setSizeHint(widget.sizeHint())
+            self._list_widget.addItem(item)
+            self._list_widget.setItemWidget(item, widget)
+            self._device_list_items[device_name] = item
+            self._run_device_validation(widget)
+
+    @SafeSlot(dict)
+    def remove_device_configs(self, device_configs: dict[str, dict]) -> None:
+        """Remove device configs from the list.
+
+        Args:
+            device_name (str): The name of the device to remove.
+        """
+        for device_name in device_configs.keys():
+            if device_name not in self._device_list_items:
+                logger.warning(f"Device {device_name} not found in list.")
+                return
+            self._remove_list_item(device_name)
+
+    def _remove_list_item(self, device_name: str):
+        """Remove a device from the list."""
+        # Get the list item
+        item = self._device_list_items.pop(device_name)
+
+        # Retrieve the custom widget attached to the item
+        widget = self._list_widget.itemWidget(item)
+        if widget is not None:
+            widget.deleteLater()  # clean up custom widget
+
+        # Remove the item from the QListWidget
+        row = self._list_widget.row(item)
+        self._list_widget.takeItem(row)
+
+    def _run_device_validation(self, widget: ValidationListItem):
+        """
+        Run the device validation in a separate thread.
+
+        Args:
+            widget (ValidationListItem): The widget to validate.
+        """
+        if not READY_TO_TEST:
+            logger.error("Ophyd devices or bec_server not available, cannot run validation.")
+            return
+        if (
+            widget.device_name in self.client.device_manager.devices
+        ):  # TODO and config has to be exact the same..
+            self._on_device_validated(
+                widget.device_name,
+                ValidationStatus.VALID,
+                f"Device {widget.device_name} is already in active config",
+            )
+            return
+        runnable = DeviceValidationRunnable(
+            device_name=widget.device_name,
+            config=widget.device_config,
+            static_device_test=self.static_device_test,
+            connect=False,
+        )
+        runnable.signals.device_validated.connect(self._on_device_validated)
+        self._thread_pool.start(runnable)
+
+    @SafeSlot(str, bool, str)
+    def _on_device_validated(self, device_name: str, success: bool, message: str):
+        """Handle the device validation result.
+
+        Args:
+            device_name (str): The name of the device.
+            success (bool): Whether the validation was successful.
+            message (str): The validation message.
+        """
+        logger.info(f"Device {device_name} validation result: {success}, message: {message}")
+        item = self._device_list_items.get(device_name, None)
+        if not item:
+            logger.error(f"Device {device_name} not found in the list.")
+            return
+        if success:
+            self._remove_list_item(device_name=device_name)
+            self.device_validated.emit(device_name, ValidationStatus.VALID.value)
+        else:
+            widget: ValidationListItem = self._list_widget.itemWidget(item)
+            widget.on_validation_failed(message)
+            self.device_validated.emit(device_name, ValidationStatus.FAILED.value)
+
+    def _on_current_item_changed(
+        self, current: QtWidgets.QListWidgetItem, previous: QtWidgets.QListWidgetItem
+    ):
+        """Handle the current item change in the list widget.
+
+        Args:
+            current (QListWidgetItem): The currently selected item.
+            previous (QListWidgetItem): The previously selected item.
+        """
+        widget: ValidationListItem = self._list_widget.itemWidget(current)
+        if widget:
+            try:
+                formatted_html = self._format_validation_message(widget.validation_msg)
+                self._text_box.setHtml(formatted_html)
+            except Exception as e:
+                logger.error(f"Error formatting validation message: {e}")
+                self._text_box.setPlainText(widget.validation_msg)
+
+    def _format_validation_message(self, raw_msg: str) -> str:
+        """Simple HTML formatting for validation messages, wrapping text naturally."""
+        if not raw_msg.strip():
+            return "<i>Validation in progress...</i>"
+        if raw_msg == "Validation in progress...":
+            return "<i>Validation in progress...</i>"
+
+        raw_msg = escape(raw_msg)
+
+        # Split into lines
+        lines = raw_msg.splitlines()
+        summary = lines[0] if lines else "Validation Result"
+        rest = "\n".join(lines[1:]).strip()
+
+        # Split traceback / final ERROR
+        tb_match = re.search(r"(Traceback.*|ERROR:.*)$", rest, re.DOTALL | re.MULTILINE)
+        if tb_match:
+            main_text = rest[: tb_match.start()].strip()
+            error_detail = tb_match.group().strip()
+        else:
+            main_text = rest
+            error_detail = ""
+
+        # Highlight field names in orange (simple regex for word: Field)
+        main_text_html = re.sub(
+            r"(\b\w+\b)(?=: Field required)",
+            r'<span style="color:#FF8C00; font-weight:bold;">\1</span>',
+            main_text,
+        )
+        # Wrap in div for monospace, allowing wrapping
+        main_text_html = (
+            f'<div style="white-space: pre-wrap;">{main_text_html}</div>' if main_text_html else ""
+        )
+
+        # Traceback / error in red
+        error_html = (
+            f'<div style="white-space: pre-wrap; color:#A00000;">{error_detail}</div>'
+            if error_detail
+            else ""
+        )
+
+        # Summary at top, dark red
+        html = (
+            f'<div style="font-family: monospace; font-size:13px; white-space: pre-wrap;">'
+            f'<div style="font-weight:bold; color:#8B0000; margin-bottom:4px;">{summary}</div>'
+            f"{main_text_html}"
+            f"{error_html}"
+            f"</div>"
+        )
+        return html
+
+    @SafeSlot()
+    def clear_list(self):
+        """Clear the device list."""
+        self._thread_pool.clear()
+        if self._thread_pool.waitForDone(2000) is False:  # Wait for threads to finish
+            logger.error("Failed to wait for threads to finish. Removing items from the list.")
+        self._device_list_items.clear()
+        self._list_widget.clear()
+
+    def remove_device(self, device_name: str):
+        """Remove a device from the list."""
+        item = self._device_list_items.pop(device_name, None)
+        if item:
+            self._list_widget.removeItemWidget(item)
+
+
+if __name__ == "__main__":
+    import sys
+
+    from bec_lib.bec_yaml_loader import yaml_load
+
+    # pylint: disable=ungrouped-imports
+    from qtpy.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)
+    device_manager_ophyd_test = DMOphydTest()
+    config_path = "/Users/appel_c/work_psi_awi/bec_workspace/csaxs_bec/csaxs_bec/device_configs/endstation.yaml"
+    cfg = yaml_load(config_path)
+    cfg.update({"device_will_fail": {"name": "device_will_fail", "some_param": 1}})
+    device_manager_ophyd_test.add_device_configs(cfg)
+    device_manager_ophyd_test.show()
+    device_manager_ophyd_test.setWindowTitle("Device Manager Ophyd Test")
+    device_manager_ophyd_test.resize(800, 600)
+    sys.exit(app.exec_())

bec_widgets/widgets/control/device_manager/device_manager.py

@@ -0,0 +1,4 @@
+"""
+This module provides an implementation for the device config view.
+The widget is the entry point for users to edit device configurations.
+"""

bec_widgets/widgets/control/scan_control/scan_control.py

@@ -20,7 +20,7 @@ from qtpy.QtWidgets import (
 
 from bec_widgets.utils import ConnectionConfig
 from bec_widgets.utils.bec_widget import BECWidget
-from bec_widgets.utils.colors import get_accent_colors
+from bec_widgets.utils.colors import apply_theme, get_accent_colors
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.widgets.control.buttons.stop_button.stop_button import StopButton
 from bec_widgets.widgets.control.scan_control.scan_group_box import ScanGroupBox
@@ -45,6 +45,7 @@ class ScanControl(BECWidget, QWidget):
     Widget to submit new scans to the queue.
     """
 
+    USER_ACCESS = ["attach", "detach", "screenshot"]
     PLUGIN = True
     ICON_NAME = "tune"
     ARG_BOX_POSITION: int = 2
@@ -135,13 +136,8 @@ class ScanControl(BECWidget, QWidget):
         self.scan_control_group.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
         self.button_layout = QHBoxLayout(self.scan_control_group)
         self.button_run_scan = QPushButton("Start", self.scan_control_group)
-        self.button_run_scan.setStyleSheet(
-            f"background-color: {palette.success.name()}; color: white"
-        )
+        self.button_run_scan.setProperty("variant", "success")
         self.button_stop_scan = StopButton(parent=self.scan_control_group)
-        self.button_stop_scan.setStyleSheet(
-            f"background-color: {palette.emergency.name()}; color: white"
-        )
         self.button_layout.addWidget(self.button_run_scan)
         self.button_layout.addWidget(self.button_stop_scan)
         self.layout.addWidget(self.scan_control_group)
@@ -546,12 +542,10 @@ class ScanControl(BECWidget, QWidget):
 
 # Application example
 if __name__ == "__main__":  # pragma: no cover
-    from bec_widgets.utils.colors import set_theme
-
     app = QApplication([])
     scan_control = ScanControl()
 
-    set_theme("auto")
+    apply_theme("dark")
     window = scan_control
     window.show()
     app.exec()

bec_widgets/widgets/control/scan_control/scan_control_plugin.py

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 from qtpy.QtDesigner import QDesignerCustomWidgetInterface
+from qtpy.QtWidgets import QWidget
 
 from bec_widgets.utils.bec_designer import designer_material_icon
 from bec_widgets.widgets.control.scan_control.scan_control import ScanControl
@@ -20,6 +21,8 @@ class ScanControlPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         self._form_editor = None
 
     def createWidget(self, parent):
+        if parent is None:
+            return QWidget()
         t = ScanControl(parent)
         return t
 
@@ -27,7 +30,7 @@ class ScanControlPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return DOM_XML
 
     def group(self):
-        return "Device Control"
+        return "BEC Device Control"
 
     def icon(self):
         return designer_material_icon(ScanControl.ICON_NAME)
@@ -48,7 +51,7 @@ class ScanControlPlugin(QDesignerCustomWidgetInterface):  # pragma: no cover
         return "ScanControl"
 
     def toolTip(self):
-        return "ScanControl"
+        return ""
 
     def whatsThis(self):
         return self.toolTip()

bec_widgets/widgets/control/scan_control/scan_group_box.py

@@ -1,4 +1,4 @@
-from typing import Literal
+from typing import Literal, Sequence
 
 from bec_lib.logger import bec_logger
 from bec_qthemes import material_icon
@@ -36,7 +36,7 @@ class ScanArgType:
     BOOL = "bool"
     STR = "str"
     DEVICEBASE = "DeviceBase"
-    LITERALS = "dict"
+    LITERALS_DICT = "dict"  # Used when the type is provided as a dict with Literal key
 
 
 class SettingsDialog(QDialog):
@@ -83,6 +83,39 @@ class ScanSpinBox(QSpinBox):
             self.setValue(default)
 
 
+class ScanLiteralsComboBox(QComboBox):
+    def __init__(
+        self, parent=None, arg_name: str | None = None, default: str | None = None, *args, **kwargs
+    ):
+        super().__init__(parent=parent, *args, **kwargs)
+        self.arg_name = arg_name
+        self.default = default
+        if default is not None:
+            self.setCurrentText(default)
+
+    def set_literals(self, literals: Sequence[str | int | float | None]) -> None:
+        """
+        Set the list of literals for the combo box.
+
+        Args:
+            literals: List of literal values (can be strings, integers, floats or None)
+        """
+        self.clear()
+        literals = set(literals)  # Remove duplicates
+        if None in literals:
+            literals.remove(None)
+            self.addItem("")
+
+        self.addItems([str(value) for value in literals])
+
+        # find index of the default value
+        index = max(self.findText(str(self.default)), 0)
+        self.setCurrentIndex(index)
+
+    def get_value(self) -> str | None:
+        return self.currentText() if self.currentText() else None
+
+
 class ScanDoubleSpinBox(QDoubleSpinBox):
     def __init__(
         self, parent=None, arg_name: str = None, default: float | None = None, *args, **kwargs
@@ -137,7 +170,7 @@ class ScanGroupBox(QGroupBox):
         ScanArgType.INT: ScanSpinBox,
         ScanArgType.BOOL: ScanCheckBox,
         ScanArgType.STR: ScanLineEdit,
-        ScanArgType.LITERALS: QComboBox,  # TODO figure out combobox logic
+        ScanArgType.LITERALS_DICT: ScanLiteralsComboBox,
     }
 
     device_selected = Signal(str)
@@ -226,7 +259,11 @@ class ScanGroupBox(QGroupBox):
         for column_index, item in enumerate(group_inputs):
             arg_name = item.get("name", None)
             default = item.get("default", None)
-            widget_class = self.WIDGET_HANDLER.get(item["type"], None)
+            item_type = item.get("type", None)
+            if isinstance(item_type, dict) and "Literal" in item_type:
+                widget_class = self.WIDGET_HANDLER.get(ScanArgType.LITERALS_DICT, None)
+            else:
+                widget_class = self.WIDGET_HANDLER.get(item["type"], None)
             if widget_class is None:
                 logger.error(
                     f"Unsupported annotation '{item['type']}' for parameter '{item['name']}'"
@@ -239,6 +276,8 @@ class ScanGroupBox(QGroupBox):
                 widget.set_device_filter(BECDeviceFilter.DEVICE)
                 self.selected_devices[widget] = ""
                 widget.device_selected.connect(self.emit_device_selected)
+            if isinstance(widget, ScanLiteralsComboBox):
+                widget.set_literals(item["type"].get("Literal", []))
             tooltip = item.get("tooltip", None)
             if tooltip is not None:
                 widget.setToolTip(item["tooltip"])
@@ -336,6 +375,8 @@ class ScanGroupBox(QGroupBox):
             widget = self.layout.itemAtPosition(1, i).widget()
             if isinstance(widget, DeviceLineEdit) and device_object:
                 value = widget.get_current_device().name
+            elif isinstance(widget, ScanLiteralsComboBox):
+                value = widget.get_value()
             else:
                 value = WidgetIO.get_value(widget)
             kwargs[widget.arg_name] = value

bec_widgets/widgets/dap/dap_combo_box/dap_combo_box.py

@@ -175,10 +175,10 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()