1.21.1

Automatically generated by python-semantic-release

.gitlab-ci.yml

@@ -5,9 +5,16 @@ image: $CI_DEPENDENCY_PROXY_GROUP_IMAGE_PREFIX/python:3.11
 #commands to run in the Docker container before starting each job.
 variables:
   DOCKER_TLS_CERTDIR: ""
-  BEC_CORE_BRANCH: "main"
-  OPHYD_DEVICES_BRANCH: "main"
+  BEC_CORE_BRANCH:
+    description: bec branch
+    value: main
+  OPHYD_DEVICES_BRANCH:
+    description: ophyd_devices branch
+    value: main
   CHILD_PIPELINE_BRANCH: $CI_DEFAULT_BRANCH
+  CHECK_PKG_VERSIONS:
+    description: Whether to run additional tests against min/max/random selection of dependencies. Set to 1 for running. 
+    value: 0
 
 workflow:
   rules:
@@ -27,8 +34,9 @@ include:
     inputs:
       stage: test
       path: "."
-      pytest_args: "-v --random-order tests/"
-      exclude_packages: ""
+      pytest_args: "-v,--random-order,tests/unit_tests"
+      ignore_dep_group: "pyqt6"
+      pip_args: ".[dev,pyside6]"
 
 # different stages in the pipeline
 stages:
@@ -53,6 +61,7 @@ stages:
   - pip install -e ./ophyd_devices
   - pip install -e ./bec/bec_lib[dev]
   - pip install -e ./bec/bec_ipython_client
+  - pip install -e ./bec/pytest_bec_e2e
 
 .install-os-packages: &install-os-packages
   - apt-get update
@@ -69,9 +78,9 @@ formatter:
   stage: Formatter
   needs: []
   script:
-    - pip install black isort
-    - isort --check --diff ./
-    - black --check --diff --color ./
+    - pip install bec_lib[dev]
+    - isort --check --diff --line-length=100 --profile=black --multi-line=3 --trailing-comma ./
+    - black --check --diff --color --line-length=100 --skip-magic-trailing-comma ./
   rules:
     - if: $CI_PROJECT_PATH == "bec/bec_widgets"
 
@@ -139,7 +148,7 @@ tests:
     - *clone-repos
     - *install-os-packages
     - *install-repos
-    - pip install -e .[dev,pyqt6]
+    - pip install -e .[dev,pyside6]
     - coverage run --source=./bec_widgets -m pytest -v --junitxml=report.xml --maxfail=2 --random-order --full-trace ./tests/unit_tests
     - coverage report
     - coverage xml
@@ -163,7 +172,6 @@ test-matrix:
           - "3.12"
         QT_PCKG:
           - "pyside6"
-          - "pyqt6"
 
   stage: AdditionalTests
   needs: []
@@ -202,7 +210,7 @@ end-2-end-conda:
     - cd ../
     - pip install -e ./ophyd_devices
 
-    - pip install -e .[dev,pyqt6]
+    - pip install -e .[dev,pyside6]
     - cd ./tests/end-2-end
     - pytest -v --start-servers --flush-redis --random-order
 

README.md

@@ -1,12 +1,17 @@
 # BEC Widgets
 
+**⚠️ Important Notice:**
+
+🚨 **PyQt6 is no longer supported** due to incompatibilities with Qt Designer. Please use **PySide6** instead. 🚨
+
 BEC Widgets is a GUI framework designed for interaction with [BEC (Beamline Experiment Control)](https://gitlab.psi.ch/bec/bec).
+
 ## Installation
 
 Use the package manager [pip](https://pip.pypa.io/en/stable/) to install BEC Widgets:
 
 ```bash
-pip install bec_widgets PyQt6
+pip install bec_widgets[pyside6]
 ```
 
 For development purposes, you can clone the repository and install the package locally in editable mode:
@@ -14,22 +19,12 @@ For development purposes, you can clone the repository and install the package l
 ```bash
 git clone https://gitlab.psi.ch/bec/bec-widgets
 cd bec_widgets
-pip install -e .[dev,pyqt6]
+pip install -e .[dev,pyside6]
 ```
 
-BEC Widgets currently supports both Pyside6 and PyQt6, however, no default distribution is specified. As a result, users must install one of the supported
-Python Qt distributions manually.
+BEC Widgets now **only supports PySide6**. Users must manually install PySide6 as no default Qt distribution is
+specified.
 
-To select a specific Python Qt distribution, install the package with an additional tag:
-
-```bash
-pip install bec_widgets[pyqt6]
-```
-or 
-
-```bash
-pip install bec_widgets[pyside6]
-```
 ## Documentation
 
 Documentation of BEC Widgets can be found [here](https://bec-widgets.readthedocs.io/en/latest/). The documentation of the BEC can be found [here](https://bec.readthedocs.io/en/latest/).
@@ -39,7 +34,7 @@ Documentation of BEC Widgets can be found [here](https://bec-widgets.readthedocs
 All commits should use the Angular commit scheme:
 
 > #### <a name="commit-header"></a>Angular Commit Message Header
-> 
+>
 > ```
 > <type>(<scope>): <short summary>
 >   │       │             │
@@ -53,13 +48,13 @@ All commits should use the Angular commit scheme:
 >   │
 >   └─⫸ Commit Type: build|ci|docs|feat|fix|perf|refactor|test
 > ```
-> 
+>
 > The `<type>` and `<summary>` fields are mandatory, the `(<scope>)` field is optional.
 
 > ##### Type
-> 
+>
 > Must be one of the following:
-> 
+>
 > * **build**: Changes that affect the build system or external dependencies (example scopes: gulp, broccoli, npm)
 > * **ci**: Changes to our CI configuration files and scripts (examples: CircleCi, SauceLabs)
 > * **docs**: Documentation only changes
@@ -71,4 +66,5 @@ All commits should use the Angular commit scheme:
 
 ## License
 
-[BSD-3-Clause](https://choosealicense.com/licenses/bsd-3-clause/)
+[BSD-3-Clause](https://choosealicense.com/licenses/bsd-3-clause/)
+

bec_widgets/applications/alignment/alignment_1d/alignment_1d.py

@@ -0,0 +1,198 @@
+""" This module contains the GUI for the 1D alignment application.
+It is a preliminary version of the GUI, which will be added to the main branch and steadily updated to be improved.
+"""
+
+import os
+from typing import Optional
+
+from bec_lib.device import Signal as BECSignal
+from bec_lib.endpoints import MessageEndpoints
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import QSize
+from qtpy.QtGui import QIcon
+from qtpy.QtWidgets import QApplication
+
+import bec_widgets
+from bec_widgets.qt_utils.error_popups import SafeSlot as Slot
+from bec_widgets.utils import UILoader
+from bec_widgets.utils.bec_dispatcher import BECDispatcher
+from bec_widgets.utils.colors import get_accent_colors
+from bec_widgets.widgets.control.buttons.stop_button.stop_button import StopButton
+from bec_widgets.widgets.control.device_control.positioner_group.positioner_group import (
+    PositionerGroup,
+)
+from bec_widgets.widgets.dap.lmfit_dialog.lmfit_dialog import LMFitDialog
+from bec_widgets.widgets.plots.waveform.waveform_widget import BECWaveformWidget
+from bec_widgets.widgets.progress.bec_progressbar.bec_progressbar import BECProgressBar
+
+MODULE_PATH = os.path.dirname(bec_widgets.__file__)
+logger = bec_logger.logger
+
+
+class Alignment1D:
+    """Alignment GUI to perform 1D scans"""
+
+    def __init__(self, client=None, gui_id: Optional[str] = None) -> None:
+        """Initialization
+
+        Args:
+            config: Configuration of the application.
+            client: BEC client object.
+            gui_id: GUI ID.
+        """
+        self.bec_dispatcher = BECDispatcher(client=client)
+        self.client = self.bec_dispatcher.client if client is None else client
+        QApplication.instance().aboutToQuit.connect(self.close)
+        self.dev = self.client.device_manager.devices
+
+        self._accent_colors = get_accent_colors()
+        self.ui_file = "alignment_1d.ui"
+        self.ui = None
+        self.progress_bar = None
+        self.waveform = None
+        self.init_ui()
+
+    def init_ui(self):
+        """Initialise the UI from QT Designer file"""
+        current_path = os.path.dirname(__file__)
+        self.ui = UILoader(None).loader(os.path.join(current_path, self.ui_file))
+        # Customize the plotting widget
+        self.waveform = self.ui.findChild(BECWaveformWidget, "bec_waveform_widget")
+        self._customise_bec_waveform_widget()
+        # Setup comboboxes for motor and signal selection
+        # FIXME after changing the filtering in the combobox
+        self._setup_signal_combobox()
+        # Setup motor indicator
+        self._setup_motor_indicator()
+        # Setup progress bar
+        self._setup_progress_bar()
+        # Add actions buttons
+        self._customise_buttons()
+        # Hook scaninfo updates
+        self.bec_dispatcher.connect_slot(self.scan_status_callback, MessageEndpoints.scan_status())
+
+    def show(self):
+        return self.ui.show()
+
+    ##############################
+    ############ SLOTS ###########
+    ##############################
+
+    @Slot(dict, dict)
+    def scan_status_callback(self, content: dict, _) -> None:
+        """This slot allows to enable/disable the UI critical components when a scan is running"""
+        if content["status"] in ["open"]:
+            self.enable_ui(False)
+        elif content["status"] in ["aborted", "halted", "closed"]:
+            self.enable_ui(True)
+
+    @Slot(tuple)
+    def move_to_center(self, move_request: tuple) -> None:
+        """Move the selected motor to the center"""
+        motor = self.ui.device_combobox.currentText()
+        if move_request[0] in ["center", "center1", "center2"]:
+            pos = move_request[1]
+        self.dev.get(motor).move(float(pos), relative=False)
+
+    @Slot()
+    def reset_progress_bar(self) -> None:
+        """Reset the progress bar"""
+        self.progress_bar.set_value(0)
+        self.progress_bar.set_minimum(0)
+
+    @Slot(dict, dict)
+    def update_progress_bar(self, content: dict, _) -> None:
+        """Hook to update the progress bar
+
+        Args:
+            content: Content of the scan progress message.
+            metadata: Metadata of the message.
+        """
+        if content["max_value"] == 0:
+            self.progress_bar.set_value(0)
+            return
+        self.progress_bar.set_maximum(content["max_value"])
+        self.progress_bar.set_value(content["value"])
+
+    @Slot()
+    def clear_queue(self) -> None:
+        """Clear the scan queue"""
+        self.queue.request_queue_reset()
+
+    ##############################
+    ######## END OF SLOTS ########
+    ##############################
+
+    def enable_ui(self, enable: bool) -> None:
+        """Enable or disable the UI components"""
+        # Enable/disable motor and signal selection
+        self.ui.device_combobox_2.setEnabled(enable)
+        # Enable/disable DAP selection
+        self.ui.dap_combo_box.setEnabled(enable)
+        # Enable/disable Scan Button
+        # self.ui.scan_button.setEnabled(enable)
+        # Disable move to buttons in LMFitDialog
+        self.ui.findChild(LMFitDialog).set_actions_enabled(enable)
+
+    def _customise_buttons(self) -> None:
+        """Add action buttons for the Action Control.
+        In addition, we are adding a callback to also clear the queue to the stop button
+        to ensure that upon clicking the button, no scans from another client may be queued
+        which would be confusing without the queue widget.
+        """
+        fit_dialog = self.ui.findChild(LMFitDialog)
+        fit_dialog.active_action_list = ["center", "center1", "center2"]
+        fit_dialog.move_action.connect(self.move_to_center)
+        stop_button = self.ui.findChild(StopButton)
+        stop_button.button.setText("Stop and Clear Queue")
+        stop_button.button.clicked.connect(self.clear_queue)
+
+    def _customise_bec_waveform_widget(self) -> None:
+        """Customise the BEC Waveform Widget, i.e. clear the toolbar"""
+        self.waveform.toolbar.clear()
+
+    def _setup_motor_indicator(self) -> None:
+        """Setup the arrow item"""
+        self.waveform.waveform.tick_item.add_to_plot()
+        positioner_box = self.ui.findChild(PositionerGroup)
+        positioner_box.position_update.connect(self.waveform.waveform.tick_item.set_position)
+        self.waveform.waveform.tick_item.set_position(0)
+
+    def _setup_signal_combobox(self) -> None:
+        """Setup signal selection"""
+        # FIXME after changing the filtering in the combobox
+        signals = [name for name in self.dev if isinstance(self.dev.get(name), BECSignal)]
+        self.ui.device_combobox_2.setCurrentText(signals[0])
+        self.ui.device_combobox_2.set_device_filter("Signal")
+
+    def _setup_progress_bar(self) -> None:
+        """Setup progress bar"""
+        # FIXME once the BECScanProgressBar is implemented
+        self.progress_bar = self.ui.findChild(BECProgressBar, "bec_progress_bar")
+        self.progress_bar.set_value(0)
+        self.ui.bec_waveform_widget.new_scan.connect(self.reset_progress_bar)
+        self.bec_dispatcher.connect_slot(self.update_progress_bar, MessageEndpoints.scan_progress())
+
+    def close(self):
+        logger.info("Disconnecting", repr(self.bec_dispatcher))
+        self.bec_dispatcher.disconnect_all()
+        logger.info("Shutting down BEC Client", repr(self.client))
+        self.client.shutdown()
+
+
+def main():
+    import sys
+
+    app = QApplication(sys.argv)
+    icon = QIcon()
+    icon.addFile(
+        os.path.join(MODULE_PATH, "assets", "app_icons", "alignment_1d.png"), size=QSize(48, 48)
+    )
+    app.setWindowIcon(icon)
+    window = Alignment1D()
+    window.show()
+    sys.exit(app.exec_())
+
+
+if __name__ == "__main__":  # pragma: no cover
+    main()

bec_widgets/applications/alignment/alignment_1d/alignment_1d.ui

@@ -0,0 +1,615 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>mainWindow</class>
+ <widget class="QMainWindow" name="mainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1611</width>
+    <height>1019</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Alignment tool</string>
+  </property>
+  <widget class="QWidget" name="widget">
+   <layout class="QVBoxLayout" name="verticalLayout_2">
+    <item>
+     <widget class="QWidget" name="widget" native="true">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <layout class="QHBoxLayout" name="horizontalLayout_5">
+       <item>
+        <widget class="DarkModeButton" name="dark_mode_button"/>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_6">
+         <property name="orientation">
+          <enum>Qt::Orientation::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="BECStatusBox" name="bec_status_box">
+         <property name="compact_view" stdset="0">
+          <bool>true</bool>
+         </property>
+         <property name="label" stdset="0">
+          <string>BEC Servers</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_3">
+         <property name="orientation">
+          <enum>Qt::Orientation::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="BECQueue" name="bec_queue">
+         <property name="compact_view" stdset="0">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_5">
+         <property name="orientation">
+          <enum>Qt::Orientation::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QRadioButton" name="radioButton">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="text">
+          <string>SLS Light On</string>
+         </property>
+         <property name="checkable">
+          <bool>true</bool>
+         </property>
+         <property name="checked">
+          <bool>true</bool>
+         </property>
+         <property name="autoExclusive">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_7">
+         <property name="orientation">
+          <enum>Qt::Orientation::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QRadioButton" name="radioButton_3">
+         <property name="enabled">
+          <bool>false</bool>
+         </property>
+         <property name="text">
+          <string>BEAMLINE Checks</string>
+         </property>
+         <property name="checkable">
+          <bool>true</bool>
+         </property>
+         <property name="checked">
+          <bool>true</bool>
+         </property>
+         <property name="autoExclusive">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="horizontalSpacer_4">
+         <property name="orientation">
+          <enum>Qt::Orientation::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>40</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="StopButton" name="stop_button">
+         <property name="sizePolicy">
+          <sizepolicy hsizetype="MinimumExpanding" vsizetype="MinimumExpanding">
+           <horstretch>0</horstretch>
+           <verstretch>0</verstretch>
+          </sizepolicy>
+         </property>
+         <property name="minimumSize">
+          <size>
+           <width>200</width>
+           <height>40</height>
+          </size>
+         </property>
+         <property name="maximumSize">
+          <size>
+           <width>200</width>
+           <height>40</height>
+          </size>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+    </item>
+    <item>
+     <widget class="BECProgressBar" name="bec_progress_bar">
+      <property name="minimumSize">
+       <size>
+        <width>0</width>
+        <height>25</height>
+       </size>
+      </property>
+      <property name="maximumSize">
+       <size>
+        <width>16777215</width>
+        <height>25</height>
+       </size>
+      </property>
+     </widget>
+    </item>
+    <item>
+     <widget class="QTabWidget" name="tabWidget">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="currentIndex">
+       <number>0</number>
+      </property>
+      <widget class="QWidget" name="ControlTab">
+       <attribute name="title">
+        <string>Alignment Control</string>
+       </attribute>
+       <layout class="QHBoxLayout" name="horizontalLayout_6">
+        <item>
+         <widget class="QWidget" name="widget_4" native="true">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>1</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <layout class="QVBoxLayout" name="verticalLayout_3">
+           <item>
+            <widget class="ScanControl" name="scan_control">
+             <property name="current_scan" stdset="0">
+              <string>line_scan</string>
+             </property>
+             <property name="hide_arg_box" stdset="0">
+              <bool>false</bool>
+             </property>
+             <property name="hide_scan_selection_combobox" stdset="0">
+              <bool>true</bool>
+             </property>
+             <property name="hide_add_remove_buttons" stdset="0">
+              <bool>true</bool>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="PositionerGroup" name="positioner_group"/>
+           </item>
+           <item>
+            <spacer name="verticalSpacer">
+             <property name="orientation">
+              <enum>Qt::Orientation::Vertical</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>20</width>
+               <height>40</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </widget>
+        </item>
+        <item>
+         <widget class="QWidget" name="widget_3" native="true">
+          <property name="sizePolicy">
+           <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+            <horstretch>4</horstretch>
+            <verstretch>0</verstretch>
+           </sizepolicy>
+          </property>
+          <layout class="QVBoxLayout" name="verticalLayout">
+           <item>
+            <widget class="QWidget" name="widget_2" native="true">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+               <horstretch>0</horstretch>
+               <verstretch>0</verstretch>
+              </sizepolicy>
+             </property>
+             <layout class="QHBoxLayout" name="horizontalLayout_3">
+              <item>
+               <widget class="QLabel" name="label_2">
+                <property name="font">
+                 <font/>
+                </property>
+                <property name="text">
+                 <string>Monitor</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="DeviceComboBox" name="device_combobox_2"/>
+              </item>
+              <item>
+               <widget class="QLabel" name="label_3">
+                <property name="font">
+                 <font/>
+                </property>
+                <property name="text">
+                 <string>LMFit Model</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="DapComboBox" name="dap_combo_box"/>
+              </item>
+              <item>
+               <widget class="QLabel" name="label">
+                <property name="text">
+                 <string>Enable ROI</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="ToggleSwitch" name="toggle_switch">
+                <property name="sizePolicy">
+                 <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+                  <horstretch>3</horstretch>
+                  <verstretch>0</verstretch>
+                 </sizepolicy>
+                </property>
+                <property name="toolTip">
+                 <string>Activate linear region select for LMFit</string>
+                </property>
+                <property name="layoutDirection">
+                 <enum>Qt::LayoutDirection::LeftToRight</enum>
+                </property>
+                <property name="checked" stdset="0">
+                 <bool>false</bool>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <spacer name="horizontalSpacer_8">
+                <property name="orientation">
+                 <enum>Qt::Orientation::Horizontal</enum>
+                </property>
+                <property name="sizeHint" stdset="0">
+                 <size>
+                  <width>40</width>
+                  <height>20</height>
+                 </size>
+                </property>
+               </spacer>
+              </item>
+             </layout>
+            </widget>
+           </item>
+           <item>
+            <widget class="BECWaveformWidget" name="bec_waveform_widget">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+               <horstretch>0</horstretch>
+               <verstretch>1</verstretch>
+              </sizepolicy>
+             </property>
+             <property name="minimumSize">
+              <size>
+               <width>600</width>
+               <height>450</height>
+              </size>
+             </property>
+             <property name="clear_curves_on_plot_update" stdset="0">
+              <bool>true</bool>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="LMFitDialog" name="lm_fit_dialog">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+               <horstretch>0</horstretch>
+               <verstretch>0</verstretch>
+              </sizepolicy>
+             </property>
+             <property name="minimumSize">
+              <size>
+               <width>0</width>
+               <height>190</height>
+              </size>
+             </property>
+             <property name="always_show_latest" stdset="0">
+              <bool>true</bool>
+             </property>
+             <property name="hide_curve_selection" stdset="0">
+              <bool>true</bool>
+             </property>
+             <property name="hide_summary" stdset="0">
+              <bool>true</bool>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+      <widget class="QWidget" name="tab_2">
+       <attribute name="title">
+        <string>Logbook</string>
+       </attribute>
+       <layout class="QHBoxLayout" name="horizontalLayout_4">
+        <property name="leftMargin">
+         <number>2</number>
+        </property>
+        <property name="topMargin">
+         <number>2</number>
+        </property>
+        <property name="rightMargin">
+         <number>2</number>
+        </property>
+        <property name="bottomMargin">
+         <number>2</number>
+        </property>
+        <item>
+         <widget class="WebsiteWidget" name="website_widget">
+          <property name="url" stdset="0">
+           <string>https://scilog.psi.ch/login</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>DapComboBox</class>
+   <extends>QWidget</extends>
+   <header>dap_combo_box</header>
+  </customwidget>
+  <customwidget>
+   <class>StopButton</class>
+   <extends>QWidget</extends>
+   <header>stop_button</header>
+  </customwidget>
+  <customwidget>
+   <class>WebsiteWidget</class>
+   <extends>QWidget</extends>
+   <header>website_widget</header>
+  </customwidget>
+  <customwidget>
+   <class>BECQueue</class>
+   <extends>QWidget</extends>
+   <header>bec_queue</header>
+  </customwidget>
+  <customwidget>
+   <class>ScanControl</class>
+   <extends>QWidget</extends>
+   <header>scan_control</header>
+  </customwidget>
+  <customwidget>
+   <class>ToggleSwitch</class>
+   <extends>QWidget</extends>
+   <header>toggle_switch</header>
+  </customwidget>
+  <customwidget>
+   <class>BECProgressBar</class>
+   <extends>QWidget</extends>
+   <header>bec_progress_bar</header>
+  </customwidget>
+  <customwidget>
+   <class>DarkModeButton</class>
+   <extends>QWidget</extends>
+   <header>dark_mode_button</header>
+  </customwidget>
+  <customwidget>
+   <class>PositionerGroup</class>
+   <extends>QWidget</extends>
+   <header>positioner_group</header>
+  </customwidget>
+  <customwidget>
+   <class>BECWaveformWidget</class>
+   <extends>QWidget</extends>
+   <header>bec_waveform_widget</header>
+  </customwidget>
+  <customwidget>
+   <class>DeviceComboBox</class>
+   <extends>QComboBox</extends>
+   <header>device_combobox</header>
+  </customwidget>
+  <customwidget>
+   <class>LMFitDialog</class>
+   <extends>QWidget</extends>
+   <header>lm_fit_dialog</header>
+  </customwidget>
+  <customwidget>
+   <class>BECStatusBox</class>
+   <extends>QWidget</extends>
+   <header>bec_status_box</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>toggle_switch</sender>
+   <signal>enabled(bool)</signal>
+   <receiver>bec_waveform_widget</receiver>
+   <slot>toogle_roi_select(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>1042</x>
+     <y>212</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1416</x>
+     <y>322</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>bec_waveform_widget</sender>
+   <signal>dap_summary_update(QVariantMap,QVariantMap)</signal>
+   <receiver>lm_fit_dialog</receiver>
+   <slot>update_summary_tree(QVariantMap,QVariantMap)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>1099</x>
+     <y>258</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1157</x>
+     <y>929</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>device_combobox_2</sender>
+   <signal>currentTextChanged(QString)</signal>
+   <receiver>bec_waveform_widget</receiver>
+   <slot>plot(QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>577</x>
+     <y>215</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1416</x>
+     <y>427</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>device_combobox_2</sender>
+   <signal>currentTextChanged(QString)</signal>
+   <receiver>dap_combo_box</receiver>
+   <slot>select_y_axis(QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>577</x>
+     <y>215</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>909</x>
+     <y>215</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>dap_combo_box</sender>
+   <signal>new_dap_config(QString,QString,QString)</signal>
+   <receiver>bec_waveform_widget</receiver>
+   <slot>add_dap(QString,QString,QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>909</x>
+     <y>215</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>1416</x>
+     <y>447</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>scan_control</sender>
+   <signal>device_selected(QString)</signal>
+   <receiver>positioner_group</receiver>
+   <slot>set_positioners(QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>230</x>
+     <y>306</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>187</x>
+     <y>926</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>scan_control</sender>
+   <signal>device_selected(QString)</signal>
+   <receiver>bec_waveform_widget</receiver>
+   <slot>set_x(QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>187</x>
+     <y>356</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>972</x>
+     <y>509</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>scan_control</sender>
+   <signal>device_selected(QString)</signal>
+   <receiver>dap_combo_box</receiver>
+   <slot>select_x_axis(QString)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>187</x>
+     <y>356</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>794</x>
+     <y>202</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

bec_widgets/applications/bec_app.py

@@ -0,0 +1,84 @@
+"""
+Launcher for BEC GUI Applications
+
+Application must be located in bec_widgets/applications ;
+in order for the launcher to find the application, it has to be put in
+a subdirectory with the same name as the main Python module:
+
+/bec_widgets/applications
+    ├── alignment
+    │   └── alignment_1d
+    │       └── alignment_1d.py
+    ├── other_app
+        └── other_app.py
+
+The tree above would contain 2 applications, alignment_1d and other_app.
+
+The Python module for the application must have `if __name__ == "__main__":`
+in order for the launcher to execute it (it is run with `python -m`).
+"""
+
+import argparse
+import os
+import sys
+
+MODULE_PATH = os.path.dirname(__file__)
+
+
+def find_apps(base_dir: str) -> list[str]:
+    matching_modules = []
+
+    for root, dirs, files in os.walk(base_dir):
+        parent_dir = os.path.basename(root)
+
+        for file in files:
+            if file.endswith(".py") and file != "__init__.py":
+                file_name_without_ext = os.path.splitext(file)[0]
+
+                if file_name_without_ext == parent_dir:
+                    rel_path = os.path.relpath(root, base_dir)
+                    module_path = rel_path.replace(os.sep, ".")
+
+                    module_name = f"{module_path}.{file_name_without_ext}"
+                    matching_modules.append((file_name_without_ext, module_name))
+
+    return matching_modules
+
+
+def main():
+    parser = argparse.ArgumentParser(description="BEC application launcher")
+
+    parser.add_argument("-m", "--module", type=str, help="The module to run (string argument).")
+
+    # Add a positional argument for the module, which acts as a fallback if -m is not provided
+    parser.add_argument(
+        "positional_module",
+        nargs="?",  # This makes the positional argument optional
+        help="Positional argument that is treated as module if -m is not specified.",
+    )
+
+    args = parser.parse_args()
+    # If the -m/--module is not provided, fallback to the positional argument
+    module = args.module if args.module else args.positional_module
+
+    if module:
+        for app_name, app_module in find_apps(MODULE_PATH):
+            if module in (app_name, app_module):
+                print("Starting:", app_name)
+                python_executable = sys.executable
+
+                # Replace the current process with the new Python module
+                os.execvp(
+                    python_executable,
+                    [python_executable, "-m", f"bec_widgets.applications.{app_module}"],
+                )
+        print(f"Error: cannot find application {module}")
+
+    # display list of apps
+    print("Available applications:")
+    for app, _ in find_apps(MODULE_PATH):
+        print(f"  - {app}")
+
+
+if __name__ == "__main__":  # pragma: no cover
+    main()

bec_widgets/assets/status_icons/error.svg

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-</svg>

bec_widgets/assets/status_icons/not_connected.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#EA3323">
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-</svg>

bec_widgets/assets/status_icons/refresh.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFF55">
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-</svg>

bec_widgets/assets/status_icons/running.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#75FB4C">
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bec_widgets/assets/status_icons/warning.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#F19E39">
-    <path d="M27.56-112.65 480-894.7l452.44 782.05H27.56Zm456.62-125.48q13.15 0 22.61-9.64 9.47-9.65 9.47-22.8t-9.64-22.33q-9.65-9.19-22.8-9.19t-22.61 9.36q-9.47 9.36-9.47 22.51 0 13.15 9.64 22.62 9.65 9.47 22.8 9.47ZM454-348h60v-219.48h-60V-348Z"/>
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bec_widgets/assets/toolbar_icons/add.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="M440.39-440.39H185.87v-79.22h254.52V-774.7h79.22v255.09H774.7v79.22H519.61v254.52h-79.22v-254.52Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/attach_all.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="m145.26-88.13-57.13-57.13 137.39-137.39H105.87v-79.22h256v256h-79.22v-119.65L145.26-88.13Zm669.48 0L677.91-225.52v119.65h-79.78v-256H854.7v79.22H734.48l137.39 137.39-57.13 57.13Zm-708.87-510v-79.78h119.65L88.13-814.74l57.13-57.13 137.39 137.39V-854.7h79.22v256.57h-256Zm492.26 0V-854.7h79.78v120.22l137.83-138.39 57.13 57.13-138.39 137.83H854.7v79.78H598.13Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/auto_range.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
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-</svg>

bec_widgets/assets/toolbar_icons/compare.svg

@@ -1,3 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 -960 960 960" width="48px" fill="#FFFFFF">
-    <path d="m311.5-154.02-47.74-47.74 116.94-116.7H74.02v-68.37H380.7L263.76-503.76l47.74-47.74 198.98 198.74L311.5-154.02Zm337-254.72L449.76-607.48 648.5-806.22l47.74 47.74-116.7 116.94h306.68v68.37H579.54l116.7 116.69-47.74 47.74Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/connection.svg

@@ -1,4 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="48px" viewBox="0 0 24 24" width="48px" fill="#FFFFFF">
-    <path d="M0 0h24v24H0V0z" fill="none"/>
-    <path d="M17 7h-4v2h4c1.65 0 3 1.35 3 3s-1.35 3-3 3h-4v2h4c2.76 0 5-2.24 5-5s-2.24-5-5-5zm-6 8H7c-1.65 0-3-1.35-3-3s1.35-3 3-3h4V7H7c-2.76 0-5 2.24-5 5s2.24 5 5 5h4v-2zm-3-4h8v2H8z"/>
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bec_widgets/assets/toolbar_icons/device_line_edit.svg

@@ -1,3 +0,0 @@
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-</svg>

bec_widgets/assets/toolbar_icons/drag_pan_mode.svg

@@ -1,3 +0,0 @@
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-</svg>

bec_widgets/assets/toolbar_icons/export.svg

@@ -1,9 +0,0 @@
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-     fill="#FFFFFF">
-    <g>
-        <rect fill="none" height="24" width="24"/>
-    </g>
-    <g>
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-    </g>
-</svg>

bec_widgets/assets/toolbar_icons/fft.svg

@@ -1,11 +0,0 @@
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-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg width="100%" height="100%" viewBox="0 0 100 96" version="1.1" xmlns="http://www.w3.org/2000/svg"
-     xmlns:xlink="http://www.w3.org/1999/xlink" xml:space="preserve" xmlns:serif="http://www.serif.com/"
-     style="fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;">
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-    <path d="M527-72.11v-68.37q34.52-5.76 68.04-19.02 33.53-13.26 65.29-37.26l49.21 49.74q-40.24 31.19-86.55 49.55Q576.67-79.11 527-72.11Zm-90 0Q297.37-93.35 206.7-196.02q-90.68-102.68-90.68-245.07 0-75.71 28-142.17t77.12-116.29q49.12-49.84 114.98-78.56 65.86-28.72 141.34-28.72h19.28l-75.41-75.65 49.74-49.26L629.8-773 471.07-614.26 421.33-664l74.69-74.46h-19.04q-124.61 0-208.72 86.5t-84.11 210.87q0 116.05 71.78 197.71 71.79 81.66 181.07 102.9v68.37Zm335.54-137.67-49.97-49.98q22.76-29.76 36.14-64.16 13.38-34.41 18.38-72.17h69.13q-7 52.44-25.86 100.01-18.86 47.58-47.82 86.3Zm73.68-276.31h-69.13q-5.24-34.76-18.62-69.28t-36.14-67.52l50.21-48.26q29.96 41.19 48.44 87.77 18.48 46.58 25.24 97.29Z"/>
-</svg>

bec_widgets/assets/toolbar_icons/save.svg

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

bec_widgets/assets/toolbar_icons/save_state.svg

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

bec_widgets/assets/toolbar_icons/scan_control.svg

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

bec_widgets/assets/toolbar_icons/settings.svg

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

bec_widgets/assets/toolbar_icons/status.svg

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

bec_widgets/assets/toolbar_icons/terminal.svg

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

bec_widgets/assets/toolbar_icons/transform.svg

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

bec_widgets/assets/toolbar_icons/waveform.svg

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

bec_widgets/cli/auto_updates.py

@@ -27,25 +27,17 @@ class AutoUpdates:
 
     def __init__(self, gui: BECDockArea):
         self.gui = gui
-        self.msg_queue = Queue()
-        self.auto_update_thread = None
-        self._shutdown_sentinel = object()
-        self.start()
-
-    def start(self):
-        """
-        Start the auto update thread.
-        """
-        self.auto_update_thread = threading.Thread(target=self.process_queue)
-        self.auto_update_thread.start()
+        self._default_dock = None
+        self._default_fig = None
 
     def start_default_dock(self):
         """
         Create a default dock for the auto updates.
         """
-        dock = self.gui.add_dock("default_figure")
-        dock.add_widget("BECFigure")
         self.dock_name = "default_figure"
+        self._default_dock = self.gui.add_dock(self.dock_name)
+        self._default_dock.add_widget("BECFigure")
+        self._default_fig = self._default_dock.widget_list[0]
 
     @staticmethod
     def get_scan_info(msg) -> ScanInfo:
@@ -73,15 +65,9 @@ class AutoUpdates:
         """
         Get the default figure from the GUI.
         """
-        dock = self.gui.panels.get(self.dock_name, [])
-        if not dock:
-            return None
-        widgets = dock.widget_list
-        if not widgets:
-            return None
-        return widgets[0]
+        return self._default_fig
 
-    def run(self, msg):
+    def do_update(self, msg):
         """
         Run the update function if enabled.
         """
@@ -90,20 +76,9 @@ class AutoUpdates:
         if msg.status != "open":
             return
         info = self.get_scan_info(msg)
-        self.handler(info)
+        return self.handler(info)
 
-    def process_queue(self):
-        """
-        Process the message queue.
-        """
-        while True:
-            msg = self.msg_queue.get()
-            if msg is self._shutdown_sentinel:
-                break
-            self.run(msg)
-
-    @staticmethod
-    def get_selected_device(monitored_devices, selected_device):
+    def get_selected_device(self, monitored_devices, selected_device):
         """
         Get the selected device for the plot. If no device is selected, the first
         device in the monitored devices list is selected.
@@ -120,14 +95,11 @@ class AutoUpdates:
         Default update function.
         """
         if info.scan_name == "line_scan" and info.scan_report_devices:
-            self.simple_line_scan(info)
-            return
+            return self.simple_line_scan(info)
         if info.scan_name == "grid_scan" and info.scan_report_devices:
-            self.simple_grid_scan(info)
-            return
+            return self.simple_grid_scan(info)
         if info.scan_report_devices:
-            self.best_effort(info)
-            return
+            return self.best_effort(info)
 
     def simple_line_scan(self, info: ScanInfo) -> None:
         """
@@ -137,12 +109,19 @@ class AutoUpdates:
         if not fig:
             return
         dev_x = info.scan_report_devices[0]
-        dev_y = self.get_selected_device(info.monitored_devices, self.gui.selected_device)
+        selected_device = yield self.gui.selected_device
+        dev_y = self.get_selected_device(info.monitored_devices, selected_device)
         if not dev_y:
             return
-        fig.clear_all()
-        plt = fig.plot(x_name=dev_x, y_name=dev_y, label=f"Scan {info.scan_number} - {dev_y}")
-        plt.set(title=f"Scan {info.scan_number}", x_label=dev_x, y_label=dev_y)
+        yield fig.clear_all()
+        yield fig.plot(
+            x_name=dev_x,
+            y_name=dev_y,
+            label=f"Scan {info.scan_number} - {dev_y}",
+            title=f"Scan {info.scan_number}",
+            x_label=dev_x,
+            y_label=dev_y,
+        )
 
     def simple_grid_scan(self, info: ScanInfo) -> None:
         """
@@ -153,12 +132,18 @@ class AutoUpdates:
             return
         dev_x = info.scan_report_devices[0]
         dev_y = info.scan_report_devices[1]
-        dev_z = self.get_selected_device(info.monitored_devices, self.gui.selected_device)
-        fig.clear_all()
-        plt = fig.plot(
-            x_name=dev_x, y_name=dev_y, z_name=dev_z, label=f"Scan {info.scan_number} - {dev_z}"
+        selected_device = yield self.gui.selected_device
+        dev_z = self.get_selected_device(info.monitored_devices, selected_device)
+        yield fig.clear_all()
+        yield fig.plot(
+            x_name=dev_x,
+            y_name=dev_y,
+            z_name=dev_z,
+            label=f"Scan {info.scan_number} - {dev_z}",
+            title=f"Scan {info.scan_number}",
+            x_label=dev_x,
+            y_label=dev_y,
         )
-        plt.set(title=f"Scan {info.scan_number}", x_label=dev_x, y_label=dev_y)
 
     def best_effort(self, info: ScanInfo) -> None:
         """
@@ -168,17 +153,16 @@ class AutoUpdates:
         if not fig:
             return
         dev_x = info.scan_report_devices[0]
-        dev_y = self.get_selected_device(info.monitored_devices, self.gui.selected_device)
+        selected_device = yield self.gui.selected_device
+        dev_y = self.get_selected_device(info.monitored_devices, selected_device)
         if not dev_y:
             return
-        fig.clear_all()
-        plt = fig.plot(x_name=dev_x, y_name=dev_y, label=f"Scan {info.scan_number} - {dev_y}")
-        plt.set(title=f"Scan {info.scan_number}", x_label=dev_x, y_label=dev_y)
-
-    def shutdown(self):
-        """
-        Shutdown the auto update thread.
-        """
-        self.msg_queue.put(self._shutdown_sentinel)
-        if self.auto_update_thread:
-            self.auto_update_thread.join()
+        yield fig.clear_all()
+        yield fig.plot(
+            x_name=dev_x,
+            y_name=dev_y,
+            label=f"Scan {info.scan_number} - {dev_y}",
+            title=f"Scan {info.scan_number}",
+            x_label=dev_x,
+            y_label=dev_y,
+        )

bec_widgets/cli/client_utils.py

@@ -7,59 +7,42 @@ import os
 import select
 import subprocess
 import threading
-import time
-import uuid
-from functools import wraps
+from contextlib import contextmanager
+from dataclasses import dataclass
 from typing import TYPE_CHECKING
 
-from bec_lib.client import BECClient
 from bec_lib.endpoints import MessageEndpoints
 from bec_lib.logger import bec_logger
 from bec_lib.utils.import_utils import isinstance_based_on_class_name, lazy_import, lazy_import_from
 
 import bec_widgets.cli.client as client
 from bec_widgets.cli.auto_updates import AutoUpdates
+from bec_widgets.cli.rpc.rpc_base import RPCBase
 
 if TYPE_CHECKING:
+    from bec_lib import messages
+    from bec_lib.connector import MessageObject
     from bec_lib.device import DeviceBase
 
-messages = lazy_import("bec_lib.messages")
-# from bec_lib.connector import MessageObject
-MessageObject = lazy_import_from("bec_lib.connector", ("MessageObject",))
-BECDispatcher = lazy_import_from("bec_widgets.utils.bec_dispatcher", ("BECDispatcher",))
+    from bec_widgets.utils.bec_dispatcher import BECDispatcher
+else:
+    messages = lazy_import("bec_lib.messages")
+    # from bec_lib.connector import MessageObject
+    MessageObject = lazy_import_from("bec_lib.connector", ("MessageObject",))
+    BECDispatcher = lazy_import_from("bec_widgets.utils.bec_dispatcher", ("BECDispatcher",))
 
 logger = bec_logger.logger
 
 
-def rpc_call(func):
+def _filter_output(output: str) -> str:
     """
-    A decorator for calling a function on the server.
-
-    Args:
-        func: The function to call.
-
-    Returns:
-        The result of the function call.
+    Filter out the output from the process.
     """
-
-    @wraps(func)
-    def wrapper(self, *args, **kwargs):
-        # we could rely on a strict type check here, but this is more flexible
-        # moreover, it would anyway crash for objects...
-        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
-        if not self.gui_is_alive():
-            raise RuntimeError("GUI is not alive")
-        return self._run_rpc(func.__name__, *args, **kwargs)
-
-    return wrapper
+    if "IMKClient" in output:
+        # only relevant on macOS
+        # see https://discussions.apple.com/thread/255761734?sortBy=rank
+        return ""
+    return output
 
 
 def _get_output(process, logger) -> None:
@@ -75,12 +58,13 @@ def _get_output(process, logger) -> None:
                 if stream in readylist:
                     buf.append(stream.read(4096))
                 output, _, remaining = "".join(buf).rpartition("\n")
+                output = _filter_output(output)
                 if output:
                     log_func[stream](output)
                     buf.clear()
                     buf.append(remaining)
     except Exception as e:
-        print(f"Error reading process output: {str(e)}")
+        logger.error(f"Error reading process output: {str(e)}")
 
 
 def _start_plot_process(gui_id: str, gui_class: type, config: dict | str, logger=None) -> None:
@@ -92,11 +76,11 @@ def _start_plot_process(gui_id: str, gui_class: type, config: dict | str, logger
     process will not be captured.
     """
     # pylint: disable=subprocess-run-check
-    command = ["bec-gui-server", "--id", gui_id, "--gui_class", gui_class.__name__]
+    command = ["bec-gui-server", "--id", gui_id, "--gui_class", gui_class.__name__, "--hide"]
     if config:
         if isinstance(config, dict):
             config = json.dumps(config)
-        command.extend(["--config", config])
+        command.extend(["--config", str(config)])
 
     env_dict = os.environ.copy()
     env_dict["PYTHONUNBUFFERED"] = "1"
@@ -126,14 +110,85 @@ def _start_plot_process(gui_id: str, gui_class: type, config: dict | str, logger
     return process, process_output_processing_thread
 
 
-class BECGuiClientMixin:
+class RepeatTimer(threading.Timer):
+    def run(self):
+        while not self.finished.wait(self.interval):
+            self.function(*self.args, **self.kwargs)
+
+
+@contextmanager
+def wait_for_server(client):
+    timeout = client._startup_timeout
+    if not timeout:
+        if client.gui_is_alive():
+            # there is hope, let's wait a bit
+            timeout = 1
+        else:
+            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()
+        else:
+            raise TimeoutError("Could not connect to GUI server")
+    finally:
+        # after initial waiting period, do not wait so much any more
+        # (only relevant if GUI didn't start)
+        client._startup_timeout = 0
+    yield
+
+
+### ----------------------------
+### NOTE
+### it is far easier to extend the 'delete' method on the client side,
+### to know when the client is deleted, rather than listening to server
+### to get notified. However, 'generate_cli.py' cannot add extra stuff
+### in the generated client module. So, here a class with the same name
+### is created, and client module is patched.
+class BECDockArea(client.BECDockArea):
+    def delete(self):
+        if self is BECGuiClient._top_level["main"].widget:
+            raise RuntimeError("Cannot delete main window")
+        super().delete()
+        try:
+            del BECGuiClient._top_level[self._gui_id]
+        except KeyError:
+            # if a dock area is not at top level
+            pass
+
+
+client.BECDockArea = BECDockArea
+### ----------------------------
+
+
+@dataclass
+class WidgetDesc:
+    title: str
+    widget: BECDockArea
+
+
+class BECGuiClient(RPCBase):
+    _top_level = {}
+
     def __init__(self, **kwargs) -> None:
         super().__init__(**kwargs)
+        self._auto_updates_enabled = True
+        self._auto_updates = None
+        self._startup_timeout = 0
+        self._gui_started_timer = None
+        self._gui_started_event = threading.Event()
         self._process = None
         self._process_output_processing_thread = None
-        self.auto_updates = self._get_update_script()
-        self._target_endpoint = MessageEndpoints.scan_status()
-        self._selected_device = None
+
+    @property
+    def windows(self):
+        return self._top_level
+
+    @property
+    def auto_updates(self):
+        if self._auto_updates_enabled:
+            with wait_for_server(self):
+                return self._auto_updates
 
     def _get_update_script(self) -> AutoUpdates | None:
         eps = imd.entry_points(group="bec.widgets.auto_updates")
@@ -146,7 +201,7 @@ class BECGuiClientMixin:
                         continue
                     return ep.load()(gui=self)
                 except Exception as e:
-                    print(f"Error loading auto update script from plugin: {str(e)}")
+                    logger.error(f"Error loading auto update script from plugin: {str(e)}")
         return None
 
     @property
@@ -154,186 +209,151 @@ class BECGuiClientMixin:
         """
         Selected device for the plot.
         """
-        return self._selected_device
+        auto_update_config_ep = MessageEndpoints.gui_auto_update_config(self._gui_id)
+        auto_update_config = self._client.connector.get(auto_update_config_ep)
+        if auto_update_config:
+            return auto_update_config.selected_device
+        return None
 
     @selected_device.setter
     def selected_device(self, device: str | DeviceBase):
         if isinstance_based_on_class_name(device, "bec_lib.device.DeviceBase"):
-            self._selected_device = device.name
+            self._client.connector.set_and_publish(
+                MessageEndpoints.gui_auto_update_config(self._gui_id),
+                messages.GUIAutoUpdateConfigMessage(selected_device=device.name),
+            )
         elif isinstance(device, str):
-            self._selected_device = device
+            self._client.connector.set_and_publish(
+                MessageEndpoints.gui_auto_update_config(self._gui_id),
+                messages.GUIAutoUpdateConfigMessage(selected_device=device),
+            )
         else:
             raise ValueError("Device must be a string or a device object")
 
     def _start_update_script(self) -> None:
-        self._client.connector.register(
-            self._target_endpoint, cb=self._handle_msg_update, parent=self
-        )
+        self._client.connector.register(MessageEndpoints.scan_status(), cb=self._handle_msg_update)
 
-    @staticmethod
-    def _handle_msg_update(msg: MessageObject, parent: BECGuiClientMixin) -> None:
-        if parent.auto_updates is not None:
+    def _handle_msg_update(self, msg: MessageObject) -> None:
+        if self.auto_updates is not None:
             # pylint: disable=protected-access
-            parent._update_script_msg_parser(msg.value)
+            return self._update_script_msg_parser(msg.value)
 
     def _update_script_msg_parser(self, msg: messages.BECMessage) -> None:
         if isinstance(msg, messages.ScanStatusMessage):
             if not self.gui_is_alive():
                 return
-            self.auto_updates.msg_queue.put(msg)
+            if self._auto_updates_enabled:
+                return self.auto_updates.do_update(msg)
 
-    def show(self) -> None:
+    def _gui_post_startup(self):
+        self._top_level["main"] = WidgetDesc(
+            title="BEC Widgets", widget=BECDockArea(gui_id=self._gui_id)
+        )
+        if self._auto_updates_enabled:
+            if self._auto_updates is None:
+                auto_updates = self._get_update_script()
+                if auto_updates is None:
+                    AutoUpdates.create_default_dock = True
+                    AutoUpdates.enabled = True
+                    auto_updates = AutoUpdates(self._top_level["main"].widget)
+                if auto_updates.create_default_dock:
+                    auto_updates.start_default_dock()
+                self._start_update_script()
+                self._auto_updates = auto_updates
+        self._do_show_all()
+        self._gui_started_event.set()
+
+    def start_server(self, wait=False) -> None:
         """
-        Show the figure.
+        Start the GUI server, and execute callback when it is launched
         """
         if self._process is None or self._process.poll() is not None:
-            self._start_update_script()
+            logger.success("GUI starting...")
+            self._startup_timeout = 5
+            self._gui_started_event.clear()
             self._process, self._process_output_processing_thread = _start_plot_process(
-                self._gui_id, self.__class__, self._client._service_config.config
+                self._gui_id, self.__class__, self._client._service_config.config, logger=logger
             )
-        while not self.gui_is_alive():
-            print("Waiting for GUI to start...")
-            time.sleep(1)
+
+            def gui_started_callback(callback):
+                try:
+                    if callable(callback):
+                        callback()
+                finally:
+                    threading.current_thread().cancel()
+
+            self._gui_started_timer = RepeatTimer(
+                0.5, lambda: self.gui_is_alive() and gui_started_callback(self._gui_post_startup)
+            )
+            self._gui_started_timer.start()
+
+        if wait:
+            self._gui_started_event.wait()
+
+    def _dump(self):
+        rpc_client = RPCBase(gui_id=f"{self._gui_id}:window", parent=self)
+        return rpc_client._run_rpc("_dump")
+
+    def start(self):
+        return self.start_server()
+
+    def _do_show_all(self):
+        rpc_client = RPCBase(gui_id=f"{self._gui_id}:window", parent=self)
+        rpc_client._run_rpc("show")
+        for window in self._top_level.values():
+            window.widget.show()
+
+    def show_all(self):
+        with wait_for_server(self):
+            return self._do_show_all()
+
+    def hide_all(self):
+        with wait_for_server(self):
+            rpc_client = RPCBase(gui_id=f"{self._gui_id}:window", parent=self)
+            rpc_client._run_rpc("hide")
+            for window in self._top_level.values():
+                window.widget.hide()
+
+    def show(self):
+        if self._process is not None:
+            return self.show_all()
+        # backward compatibility: show() was also starting server
+        return self.start_server(wait=True)
+
+    def hide(self):
+        return self.hide_all()
+
+    @property
+    def main(self):
+        """Return client to main dock area (in main window)"""
+        with wait_for_server(self):
+            return self._top_level["main"].widget
+
+    def new(self, title):
+        """Ask main window to create a new top-level dock area"""
+        with wait_for_server(self):
+            rpc_client = RPCBase(gui_id=f"{self._gui_id}:window", parent=self)
+            widget = rpc_client._run_rpc("new_dock_area", title)
+            self._top_level[widget._gui_id] = WidgetDesc(title=title, widget=widget)
+            return widget
 
     def close(self) -> None:
         """
         Close the gui window.
         """
+        self._top_level.clear()
+
+        if self._gui_started_timer is not None:
+            self._gui_started_timer.cancel()
+            self._gui_started_timer.join()
+
         if self._process is None:
             return
 
-        self._client.shutdown()
         if self._process:
+            logger.success("Stopping GUI...")
             self._process.terminate()
             if self._process_output_processing_thread:
                 self._process_output_processing_thread.join()
             self._process.wait()
             self._process = None
-        if self.auto_updates is not None:
-            self.auto_updates.shutdown()
-
-
-class RPCResponseTimeoutError(Exception):
-    """Exception raised when an RPC response is not received within the expected time."""
-
-    def __init__(self, request_id, timeout):
-        super().__init__(
-            f"RPC response not received within {timeout} seconds for request ID {request_id}"
-        )
-
-
-class RPCBase:
-    def __init__(self, gui_id: str = None, config: dict = None, parent=None) -> None:
-        self._client = BECClient()  # BECClient is a singleton; here, we simply get the instance
-        self._config = config if config is not None else {}
-        self._gui_id = gui_id if gui_id is not None else str(uuid.uuid4())
-        self._parent = parent
-        self._msg_wait_event = threading.Event()
-        self._rpc_response = None
-        super().__init__()
-        # print(f"RPCBase: {self._gui_id}")
-
-    def __repr__(self):
-        type_ = type(self)
-        qualname = type_.__qualname__
-        return f"<{qualname} object at {hex(id(self))}>"
-
-    @property
-    def _root(self):
-        """
-        Get the root widget. This is the BECFigure widget that holds
-        the anchor gui_id.
-        """
-        parent = self
-        # pylint: disable=protected-access
-        while parent._parent is not None:
-            parent = parent._parent
-        return parent
-
-    def _run_rpc(self, method, *args, wait_for_rpc_response=True, timeout=3, **kwargs):
-        """
-        Run the RPC call.
-
-        Args:
-            method: The method to call.
-            args: The arguments to pass to the method.
-            wait_for_rpc_response: Whether to wait for the RPC response.
-            kwargs: The keyword arguments to pass to the method.
-
-        Returns:
-            The result of the RPC call.
-        """
-        request_id = str(uuid.uuid4())
-        rpc_msg = messages.GUIInstructionMessage(
-            action=method,
-            parameter={"args": args, "kwargs": kwargs, "gui_id": self._gui_id},
-            metadata={"request_id": request_id},
-        )
-
-        # pylint: disable=protected-access
-        receiver = self._root._gui_id
-        if wait_for_rpc_response:
-            self._rpc_response = None
-            self._msg_wait_event.clear()
-            self._client.connector.register(
-                MessageEndpoints.gui_instruction_response(request_id),
-                cb=self._on_rpc_response,
-                parent=self,
-            )
-
-        self._client.connector.set_and_publish(MessageEndpoints.gui_instructions(receiver), rpc_msg)
-
-        if wait_for_rpc_response:
-            try:
-                finished = self._msg_wait_event.wait(10)
-                if not finished:
-                    raise RPCResponseTimeoutError(request_id, timeout)
-            finally:
-                self._msg_wait_event.clear()
-                self._client.connector.unregister(
-                    MessageEndpoints.gui_instruction_response(request_id), cb=self._on_rpc_response
-                )
-            # get class name
-            if not self._rpc_response.accepted:
-                raise ValueError(self._rpc_response.message["error"])
-            msg_result = self._rpc_response.message.get("result")
-            self._rpc_response = None
-            return self._create_widget_from_msg_result(msg_result)
-
-    @staticmethod
-    def _on_rpc_response(msg: MessageObject, parent: RPCBase) -> None:
-        msg = msg.value
-        parent._msg_wait_event.set()
-        parent._rpc_response = msg
-
-    def _create_widget_from_msg_result(self, msg_result):
-        if msg_result is None:
-            return None
-        if isinstance(msg_result, list):
-            return [self._create_widget_from_msg_result(res) for res in msg_result]
-        if isinstance(msg_result, dict):
-            if "__rpc__" not in msg_result:
-                return {
-                    key: self._create_widget_from_msg_result(val) for key, val in msg_result.items()
-                }
-            cls = msg_result.pop("widget_class", None)
-            msg_result.pop("__rpc__", None)
-
-            if not cls:
-                return msg_result
-
-            cls = getattr(client, cls)
-            # print(msg_result)
-            return cls(parent=self, **msg_result)
-        return msg_result
-
-    def gui_is_alive(self):
-        """
-        Check if the GUI is alive.
-        """
-        heart = self._client.connector.get(MessageEndpoints.gui_heartbeat(self._root._gui_id))
-        if heart is None:
-            return False
-        if heart.status == messages.BECStatus.RUNNING:
-            return True
-        return False

bec_widgets/cli/generate_cli.py

@@ -8,9 +8,10 @@ import sys
 
 import black
 import isort
+from qtpy.QtCore import Property as QtProperty
 
 from bec_widgets.utils.generate_designer_plugin import DesignerPluginGenerator
-from bec_widgets.utils.plugin_utils import BECClassContainer, get_rpc_classes
+from bec_widgets.utils.plugin_utils import BECClassContainer, get_custom_classes
 
 if sys.version_info >= (3, 11):
     from typing import get_overloads
@@ -30,10 +31,11 @@ else:
 class ClientGenerator:
     def __init__(self):
         self.header = """# This file was automatically generated by generate_cli.py\n
+from __future__ import annotations
 import enum
 from typing import Literal, Optional, overload
 
-from bec_widgets.cli.client_utils import RPCBase, rpc_call, BECGuiClientMixin
+from bec_widgets.cli.rpc.rpc_base import RPCBase, rpc_call
 
 # pylint: skip-file"""
 
@@ -41,14 +43,21 @@ from bec_widgets.cli.client_utils import RPCBase, rpc_call, BECGuiClientMixin
 
     def generate_client(self, class_container: BECClassContainer):
         """
-        Generate the client for the published classes.
+        Generate the client for the published classes, skipping any classes
+        that have `RPC = False`.
 
         Args:
             class_container: The class container with the classes to generate the client for.
         """
-        rpc_top_level_classes = class_container.rpc_top_level_classes
+        # Filter out classes that explicitly have RPC=False
+        rpc_top_level_classes = [
+            cls for cls in class_container.rpc_top_level_classes if getattr(cls, "RPC", True)
+        ]
         rpc_top_level_classes.sort(key=lambda x: x.__name__)
-        connector_classes = class_container.connector_classes
+
+        connector_classes = [
+            cls for cls in class_container.connector_classes if getattr(cls, "RPC", True)
+        ]
         connector_classes.sort(key=lambda x: x.__name__)
 
         self.write_client_enum(rpc_top_level_classes)
@@ -79,22 +88,40 @@ class Widgets(str, enum.Enum):
 
         class_name = cls.__name__
 
-        # Generate the content
-        if cls.__name__ == "BECDockArea":
+        if class_name == "BECDockArea":
             self.content += f"""
-class {class_name}(RPCBase, BECGuiClientMixin):"""
+class {class_name}(RPCBase):"""
         else:
             self.content += f"""
 class {class_name}(RPCBase):"""
+
         if not cls.USER_ACCESS:
             self.content += """...
     """
         for method in cls.USER_ACCESS:
-            obj = getattr(cls, method)
-            if isinstance(obj, property):
-                self.content += """
+            is_property_setter = False
+            obj = getattr(cls, method, None)
+            if obj is None:
+                obj = getattr(cls, method.split(".setter")[0], None)
+                is_property_setter = True
+                method = method.split(".setter")[0]
+            if obj is None:
+                raise AttributeError(
+                    f"Method {method} not found in class {cls.__name__}. "
+                    f"Please check the USER_ACCESS list."
+                )
+
+            if isinstance(obj, (property, QtProperty)):
+                # for the cli, we can map qt properties to regular properties
+                if is_property_setter:
+                    self.content += f"""
+    @{method}.setter
+    @rpc_call"""
+                else:
+                    self.content += """
     @property
     @rpc_call"""
+
                 sig = str(inspect.signature(obj.fget))
                 doc = inspect.getdoc(obj.fget)
             else:
@@ -157,7 +184,7 @@ def main():
         current_path = os.path.dirname(__file__)
         client_path = os.path.join(current_path, "client.py")
 
-        rpc_classes = get_rpc_classes("bec_widgets")
+        rpc_classes = get_custom_classes("bec_widgets")
 
         generator = ClientGenerator()
         generator.generate_client(rpc_classes)

bec_widgets/cli/rpc/rpc_base.py

@@ -0,0 +1,177 @@
+from __future__ import annotations
+
+import threading
+import uuid
+from functools import wraps
+from typing import TYPE_CHECKING
+
+from bec_lib.client import BECClient
+from bec_lib.endpoints import MessageEndpoints
+from bec_lib.utils.import_utils import lazy_import, lazy_import_from
+
+import bec_widgets.cli.client as client
+
+if TYPE_CHECKING:
+    from bec_lib import messages
+    from bec_lib.connector import MessageObject
+else:
+    messages = lazy_import("bec_lib.messages")
+    # from bec_lib.connector import MessageObject
+    MessageObject = lazy_import_from("bec_lib.connector", ("MessageObject",))
+
+
+def rpc_call(func):
+    """
+    A decorator for calling a function on the server.
+
+    Args:
+        func: The function to call.
+
+    Returns:
+        The result of the function call.
+    """
+
+    @wraps(func)
+    def wrapper(self, *args, **kwargs):
+        # we could rely on a strict type check here, but this is more flexible
+        # moreover, it would anyway crash for objects...
+        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
+        if not self.gui_is_alive():
+            raise RuntimeError("GUI is not alive")
+        return self._run_rpc(func.__name__, *args, **kwargs)
+
+    return wrapper
+
+
+class RPCResponseTimeoutError(Exception):
+    """Exception raised when an RPC response is not received within the expected time."""
+
+    def __init__(self, request_id, timeout):
+        super().__init__(
+            f"RPC response not received within {timeout} seconds for request ID {request_id}"
+        )
+
+
+class RPCBase:
+    def __init__(self, gui_id: str = None, config: dict = None, parent=None) -> None:
+        self._client = BECClient()  # BECClient is a singleton; here, we simply get the instance
+        self._config = config if config is not None else {}
+        self._gui_id = gui_id if gui_id is not None else str(uuid.uuid4())[:5]
+        self._parent = parent
+        self._msg_wait_event = threading.Event()
+        self._rpc_response = None
+        super().__init__()
+        # print(f"RPCBase: {self._gui_id}")
+
+    def __repr__(self):
+        type_ = type(self)
+        qualname = type_.__qualname__
+        return f"<{qualname} object at {hex(id(self))}>"
+
+    @property
+    def _root(self):
+        """
+        Get the root widget. This is the BECFigure widget that holds
+        the anchor gui_id.
+        """
+        parent = self
+        # pylint: disable=protected-access
+        while parent._parent is not None:
+            parent = parent._parent
+        return parent
+
+    def _run_rpc(self, method, *args, wait_for_rpc_response=True, timeout=3, **kwargs):
+        """
+        Run the RPC call.
+
+        Args:
+            method: The method to call.
+            args: The arguments to pass to the method.
+            wait_for_rpc_response: Whether to wait for the RPC response.
+            kwargs: The keyword arguments to pass to the method.
+
+        Returns:
+            The result of the RPC call.
+        """
+        request_id = str(uuid.uuid4())
+        rpc_msg = messages.GUIInstructionMessage(
+            action=method,
+            parameter={"args": args, "kwargs": kwargs, "gui_id": self._gui_id},
+            metadata={"request_id": request_id},
+        )
+
+        # pylint: disable=protected-access
+        receiver = self._root._gui_id
+        if wait_for_rpc_response:
+            self._rpc_response = None
+            self._msg_wait_event.clear()
+            self._client.connector.register(
+                MessageEndpoints.gui_instruction_response(request_id),
+                cb=self._on_rpc_response,
+                parent=self,
+            )
+
+        self._client.connector.set_and_publish(MessageEndpoints.gui_instructions(receiver), rpc_msg)
+
+        if wait_for_rpc_response:
+            try:
+                finished = self._msg_wait_event.wait(timeout)
+                if not finished:
+                    raise RPCResponseTimeoutError(request_id, timeout)
+            finally:
+                self._msg_wait_event.clear()
+                self._client.connector.unregister(
+                    MessageEndpoints.gui_instruction_response(request_id), cb=self._on_rpc_response
+                )
+            # get class name
+            if not self._rpc_response.accepted:
+                raise ValueError(self._rpc_response.message["error"])
+            msg_result = self._rpc_response.message.get("result")
+            self._rpc_response = None
+            return self._create_widget_from_msg_result(msg_result)
+
+    @staticmethod
+    def _on_rpc_response(msg: MessageObject, parent: RPCBase) -> None:
+        msg = msg.value
+        parent._msg_wait_event.set()
+        parent._rpc_response = msg
+
+    def _create_widget_from_msg_result(self, msg_result):
+        if msg_result is None:
+            return None
+        if isinstance(msg_result, list):
+            return [self._create_widget_from_msg_result(res) for res in msg_result]
+        if isinstance(msg_result, dict):
+            if "__rpc__" not in msg_result:
+                return {
+                    key: self._create_widget_from_msg_result(val) for key, val in msg_result.items()
+                }
+            cls = msg_result.pop("widget_class", None)
+            msg_result.pop("__rpc__", None)
+
+            if not cls:
+                return msg_result
+
+            cls = getattr(client, cls)
+            # print(msg_result)
+            return cls(parent=self, **msg_result)
+        return msg_result
+
+    def gui_is_alive(self):
+        """
+        Check if the GUI is alive.
+        """
+        heart = self._client.connector.get(MessageEndpoints.gui_heartbeat(self._root._gui_id))
+        if heart is None:
+            return False
+        if heart.status == messages.BECStatus.RUNNING:
+            return True
+        return False

bec_widgets/cli/rpc/rpc_register.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from threading import Lock
 from weakref import WeakValueDictionary
 

bec_widgets/cli/rpc/rpc_widget_handler.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from bec_widgets.utils import BECConnector
 
 
@@ -26,10 +28,10 @@ class RPCWidgetHandler:
         Returns:
             None
         """
-        from bec_widgets.utils.plugin_utils import get_rpc_classes
+        from bec_widgets.utils.plugin_utils import get_custom_classes
 
-        clss = get_rpc_classes("bec_widgets")
-        self._widget_classes = {cls.__name__: cls for cls in clss.top_level_classes}
+        clss = get_custom_classes("bec_widgets")
+        self._widget_classes = {cls.__name__: cls for cls in clss.widgets}
 
     def create_widget(self, widget_type, **kwargs) -> BECConnector:
         """

bec_widgets/cli/server.py

@@ -1,29 +1,52 @@
 from __future__ import annotations
 
-import inspect
+import functools
 import json
 import signal
 import sys
-from contextlib import redirect_stderr, redirect_stdout
+import types
+from contextlib import contextmanager, redirect_stderr, redirect_stdout
 from typing import Union
 
 from bec_lib.endpoints import MessageEndpoints
 from bec_lib.logger import bec_logger
 from bec_lib.service_config import ServiceConfig
 from bec_lib.utils.import_utils import lazy_import
-from qtpy.QtCore import QTimer
+from qtpy.QtCore import Qt, QTimer
 
-from bec_widgets.cli.rpc_register import RPCRegister
+from bec_widgets.cli.rpc.rpc_register import RPCRegister
+from bec_widgets.qt_utils.error_popups import ErrorPopupUtility
 from bec_widgets.utils import BECDispatcher
 from bec_widgets.utils.bec_connector import BECConnector
-from bec_widgets.utils.bec_dispatcher import QtRedisConnector
-from bec_widgets.widgets.dock.dock_area import BECDockArea
-from bec_widgets.widgets.figure import BECFigure
+from bec_widgets.widgets.containers.dock import BECDockArea
+from bec_widgets.widgets.containers.figure import BECFigure
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow
 
 messages = lazy_import("bec_lib.messages")
 logger = bec_logger.logger
 
 
+@contextmanager
+def rpc_exception_hook(err_func):
+    """This context replaces the popup message box for error display with a specific hook"""
+    # get error popup utility singleton
+    popup = ErrorPopupUtility()
+    # save current setting
+    old_exception_hook = popup.custom_exception_hook
+
+    # install err_func, if it is a callable
+    def custom_exception_hook(self, exc_type, value, tb, **kwargs):
+        err_func({"error": popup.get_error_message(exc_type, value, tb)})
+
+    popup.custom_exception_hook = types.MethodType(custom_exception_hook, popup)
+
+    try:
+        yield popup
+    finally:
+        # restore state of error popup utility singleton
+        popup.custom_exception_hook = old_exception_hook
+
+
 class BECWidgetsCLIServer:
 
     def __init__(
@@ -53,20 +76,24 @@ class BECWidgetsCLIServer:
         self._heartbeat_timer.start(200)
 
         self.status = messages.BECStatus.RUNNING
+        logger.success(f"Server started with gui_id: {self.gui_id}")
 
     def on_rpc_update(self, msg: dict, metadata: dict):
         request_id = metadata.get("request_id")
-        try:
-            obj = self.get_object_from_config(msg["parameter"])
-            method = msg["action"]
-            args = msg["parameter"].get("args", [])
-            kwargs = msg["parameter"].get("kwargs", {})
-            res = self.run_rpc(obj, method, args, kwargs)
-        except Exception as e:
-            print(e)
-            self.send_response(request_id, False, {"error": str(e)})
-        else:
-            self.send_response(request_id, True, {"result": res})
+        logger.debug(f"Received RPC instruction: {msg}, metadata: {metadata}")
+        with rpc_exception_hook(functools.partial(self.send_response, request_id, False)):
+            try:
+                obj = self.get_object_from_config(msg["parameter"])
+                method = msg["action"]
+                args = msg["parameter"].get("args", [])
+                kwargs = msg["parameter"].get("kwargs", {})
+                res = self.run_rpc(obj, method, args, kwargs)
+            except Exception as e:
+                logger.error(f"Error while executing RPC instruction: {e}")
+                self.send_response(request_id, False, {"error": str(e)})
+            else:
+                logger.debug(f"RPC instruction executed successfully: {res}")
+                self.send_response(request_id, True, {"result": res})
 
     def send_response(self, request_id: str, accepted: bool, msg: dict):
         self.client.connector.set_and_publish(
@@ -83,16 +110,17 @@ class BECWidgetsCLIServer:
         return obj
 
     def run_rpc(self, obj, method, args, kwargs):
+        logger.debug(f"Running RPC instruction: {method} with args: {args}, kwargs: {kwargs}")
         method_obj = getattr(obj, method)
         # check if the method accepts args and kwargs
         if not callable(method_obj):
-            res = method_obj
-        else:
-            sig = inspect.signature(method_obj)
-            if sig.parameters:
-                res = method_obj(*args, **kwargs)
+            if not args:
+                res = method_obj
             else:
-                res = method_obj()
+                setattr(obj, method, args[0])
+                res = None
+        else:
+            res = method_obj(*args, **kwargs)
 
         if isinstance(res, list):
             res = [self.serialize_object(obj) for obj in res]
@@ -113,6 +141,7 @@ class BECWidgetsCLIServer:
         return obj
 
     def emit_heartbeat(self):
+        logger.trace(f"Emitting heartbeat for {self.gui_id}")
         self.client.connector.set(
             MessageEndpoints.gui_heartbeat(self.gui_id),
             messages.StatusMessage(name=self.gui_id, status=self.status, info={}),
@@ -120,6 +149,7 @@ class BECWidgetsCLIServer:
         )
 
     def shutdown(self):  # TODO not sure if needed when cleanup is done at level of BECConnector
+        logger.info(f"Shutting down server with gui_id: {self.gui_id}")
         self.status = messages.BECStatus.IDLE
         self._heartbeat_timer.stop()
         self.emit_heartbeat()
@@ -137,7 +167,8 @@ class SimpleFileLikeFromLogOutputFunc:
 
     def flush(self):
         lines, _, remaining = "".join(self._buffer).rpartition("\n")
-        self._log_func(lines)
+        if lines:
+            self._log_func(lines)
         self._buffer = [remaining]
 
     def close(self):
@@ -155,12 +186,12 @@ def _start_server(gui_id: str, gui_class: Union[BECFigure, BECDockArea], config:
         # if no config is provided, use the default config
         service_config = ServiceConfig()
 
-    bec_logger.configure(
-        service_config.redis,
-        QtRedisConnector,
-        service_name="BECWidgetsCLIServer",
-        service_config=service_config.service_config,
-    )
+    # bec_logger.configure(
+    #     service_config.redis,
+    #     QtRedisConnector,
+    #     service_name="BECWidgetsCLIServer",
+    #     service_config=service_config.service_config,
+    # )
     server = BECWidgetsCLIServer(gui_id=gui_id, config=service_config, gui_class=gui_class)
     return server
 
@@ -171,36 +202,46 @@ def main():
 
     from qtpy.QtCore import QSize
     from qtpy.QtGui import QIcon
-    from qtpy.QtWidgets import QApplication, QMainWindow
+    from qtpy.QtWidgets import QApplication
 
     import bec_widgets
 
     parser = argparse.ArgumentParser(description="BEC Widgets CLI Server")
-    parser.add_argument("--id", type=str, help="The id of the server")
+    parser.add_argument("--id", type=str, default="test", help="The id of the server")
     parser.add_argument(
         "--gui_class",
         type=str,
         help="Name of the gui class to be rendered. Possible values: \n- BECFigure\n- BECDockArea",
     )
     parser.add_argument("--config", type=str, help="Config file or config string.")
+    parser.add_argument("--hide", action="store_true", help="Hide on startup")
 
     args = parser.parse_args()
 
-    if args.gui_class == "BECFigure":
-        gui_class = BECFigure
-    elif args.gui_class == "BECDockArea":
+    bec_logger.level = bec_logger.LOGLEVEL.INFO
+    if args.hide:
+        # pylint: disable=protected-access
+        bec_logger._stderr_log_level = bec_logger.LOGLEVEL.ERROR
+        bec_logger._update_sinks()
+
+    if args.gui_class == "BECDockArea":
         gui_class = BECDockArea
+    elif args.gui_class == "BECFigure":
+        gui_class = BECFigure
     else:
         print(
             "Please specify a valid gui_class to run. Use -h for help."
             "\n Starting with default gui_class BECFigure."
         )
-        gui_class = BECFigure
+        gui_class = BECDockArea
 
-    with redirect_stdout(SimpleFileLikeFromLogOutputFunc(logger.debug)):
+    with redirect_stdout(SimpleFileLikeFromLogOutputFunc(logger.info)):
         with redirect_stderr(SimpleFileLikeFromLogOutputFunc(logger.error)):
             app = QApplication(sys.argv)
-            app.setApplicationName("BEC Figure")
+            # set close on last window, only if not under control of client ;
+            # indeed, Qt considers a hidden window a closed window, so if all windows
+            # are hidden by default it exits
+            app.setQuitOnLastWindowClosed(not args.hide)
             module_path = os.path.dirname(bec_widgets.__file__)
             icon = QIcon()
             icon.addFile(
@@ -208,22 +249,33 @@ def main():
                 size=QSize(48, 48),
             )
             app.setWindowIcon(icon)
-
-            win = QMainWindow()
-            win.setWindowTitle("BEC Widgets")
+            # store gui id within QApplication object, to make it available to all widgets
+            app.gui_id = args.id
 
             server = _start_server(args.id, gui_class, args.config)
 
+            win = BECMainWindow(gui_id=f"{server.gui_id}:window")
+            win.setAttribute(Qt.WA_ShowWithoutActivating)
+            win.setWindowTitle("BEC Widgets")
+
+            RPCRegister().add_rpc(win)
+
             gui = server.gui
             win.setCentralWidget(gui)
-            win.resize(800, 600)
-            win.show()
+            if not args.hide:
+                win.show()
 
             app.aboutToQuit.connect(server.shutdown)
 
             def sigint_handler(*args):
                 # display message, for people to let it terminate gracefully
                 print("Caught SIGINT, exiting")
+                # first hide all top level windows
+                # this is to discriminate the cases between "user clicks on [X]"
+                # (which should be filtered, to not close -see BECDockArea-)
+                # or "app is asked to close"
+                for window in app.topLevelWidgets():
+                    window.hide()  # so, we know we can exit because it is hidden
                 app.quit()
 
             signal.signal(signal.SIGINT, sigint_handler)
@@ -232,6 +284,5 @@ def main():
             sys.exit(app.exec())
 
 
-if __name__ == "__main__":  # pragma: no cover
-    sys.argv = ["bec_widgets.cli.server", "--id", "test", "--gui_class", "BECDockArea"]
+if __name__ == "__main__":
     main()

bec_widgets/examples/general_app/general_app.py

@@ -80,7 +80,7 @@ def main():  # pragma: no cover
     app = QApplication(sys.argv)
     icon = QIcon()
     icon.addFile(
-        os.path.join(MODULE_PATH, "assets", "app_icons", "BEC-Dark.png"), size=QSize(48, 48)
+        os.path.join(MODULE_PATH, "assets", "app_icons", "BEC-General-App.png"), size=QSize(48, 48)
     )
     app.setWindowIcon(icon)
     main_window = BECGeneralApp()

bec_widgets/examples/jupyter_console/jupyter_console_window.py

@@ -2,12 +2,12 @@ import os
 
 import numpy as np
 import pyqtgraph as pg
-from qtpy.QtCore import QSize
-from qtpy.QtGui import QIcon
+from bec_qthemes import material_icon
 from qtpy.QtWidgets import (
     QApplication,
     QGroupBox,
     QHBoxLayout,
+    QPushButton,
     QSplitter,
     QTabWidget,
     QVBoxLayout,
@@ -16,9 +16,11 @@ from qtpy.QtWidgets import (
 
 from bec_widgets.utils import BECDispatcher
 from bec_widgets.utils.colors import apply_theme
-from bec_widgets.widgets.dock.dock_area import BECDockArea
-from bec_widgets.widgets.figure import BECFigure
-from bec_widgets.widgets.jupyter_console.jupyter_console import BECJupyterConsole
+from bec_widgets.widgets.containers.dock import BECDockArea
+from bec_widgets.widgets.containers.figure import BECFigure
+from bec_widgets.widgets.containers.layout_manager.layout_manager import LayoutManagerWidget
+from bec_widgets.widgets.editors.jupyter_console.jupyter_console import BECJupyterConsole
+from bec_widgets.widgets.plots_next_gen.plot_base import PlotBase
 
 
 class JupyterConsoleWindow(QWidget):  # pragma: no cover:
@@ -51,10 +53,18 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
                     "d1": self.d1,
                     "d2": self.d2,
                     "wave": self.wf,
-                    # "bar": self.bar,
-                    # "cm": self.colormap,
                     "im": self.im,
                     "mm": self.mm,
+                    "mw": self.mw,
+                    "lm": self.lm,
+                    "btn1": self.btn1,
+                    "btn2": self.btn2,
+                    "btn3": self.btn3,
+                    "btn4": self.btn4,
+                    "btn5": self.btn5,
+                    "btn6": self.btn6,
+                    "pb": self.pb,
+                    "pi": self.pi,
                 }
             )
 
@@ -79,11 +89,34 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
         second_tab_layout.addWidget(self.figure)
         tab_widget.addTab(second_tab, "BEC Figure")
 
+        third_tab = QWidget()
+        third_tab_layout = QVBoxLayout(third_tab)
+        self.lm = LayoutManagerWidget()
+        third_tab_layout.addWidget(self.lm)
+        tab_widget.addTab(third_tab, "Layout Manager Widget")
+
+        fourth_tab = QWidget()
+        fourth_tab_layout = QVBoxLayout(fourth_tab)
+        self.pb = PlotBase()
+        self.pi = self.pb.plot_item
+        fourth_tab_layout.addWidget(self.pb)
+        tab_widget.addTab(fourth_tab, "PltoBase")
+
+        tab_widget.setCurrentIndex(3)
+
         group_box = QGroupBox("Jupyter Console", splitter)
         group_box_layout = QVBoxLayout(group_box)
         self.console = BECJupyterConsole(inprocess=True)
         group_box_layout.addWidget(self.console)
 
+        # Some buttons for layout testing
+        self.btn1 = QPushButton("Button 1")
+        self.btn2 = QPushButton("Button 2")
+        self.btn3 = QPushButton("Button 3")
+        self.btn4 = QPushButton("Button 4")
+        self.btn5 = QPushButton("Button 5")
+        self.btn6 = QPushButton("Button 6")
+
         # add stuff to figure
         self._init_figure()
 
@@ -93,15 +126,7 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
         self.setWindowTitle("Jupyter Console Window")
 
     def _init_figure(self):
-        self.w1 = self.figure.plot(
-            x_name="samx",
-            y_name="bpm4i",
-            # title="Standard Plot with sync device, custom labels - w1",
-            # x_label="Motor Position",
-            # y_label="Intensity (A.U.)",
-            row=0,
-            col=0,
-        )
+        self.w1 = self.figure.plot(x_name="samx", y_name="bpm4i", row=0, col=0)
         self.w1.set(
             title="Standard Plot with sync device, custom labels - w1",
             x_label="Motor Position",
@@ -163,18 +188,12 @@ class JupyterConsoleWindow(QWidget):  # pragma: no cover:
 
         self.d1 = self.dock.add_dock(name="dock_1", position="right")
         self.im = self.d1.add_widget("BECImageWidget")
-        self.im.image("eiger")
+        self.im.image("waveform", "1d")
 
         self.d2 = self.dock.add_dock(name="dock_2", position="bottom")
-        self.wf = self.d2.add_widget("BECWaveformWidget", row=0, col=0)
-        self.wf.plot(x_name="samx", y_name="bpm3a")
-        self.wf.plot(x_name="samx", y_name="bpm4i", dap="GaussianModel")
-        # self.bar = self.d2.add_widget("RingProgressBar", row=0, col=1)
-        # self.bar.set_diameter(200)
+        self.wf = self.d2.add_widget("BECFigure", row=0, col=0)
 
-        # self.d3 = self.dock.add_dock(name="dock_3", position="bottom")
-        # self.colormap = pg.GradientWidget()
-        # self.d3.add_widget(self.colormap, row=0, col=0)
+        self.mw = self.wf.multi_waveform(monitor="waveform")  # , config=config)
 
         self.dock.save_state()
 
@@ -200,10 +219,7 @@ if __name__ == "__main__":  # pragma: no cover
     app.setApplicationName("Jupyter Console")
     app.setApplicationDisplayName("Jupyter Console")
     apply_theme("dark")
-    icon = QIcon()
-    icon.addFile(
-        os.path.join(module_path, "assets", "app_icons", "terminal_icon.png"), size=QSize(48, 48)
-    )
+    icon = material_icon("terminal", color="#434343", filled=True)
     app.setWindowIcon(icon)
 
     bec_dispatcher = BECDispatcher()
@@ -212,6 +228,7 @@ if __name__ == "__main__":  # pragma: no cover
 
     win = JupyterConsoleWindow()
     win.show()
+    win.resize(1200, 800)
 
     app.aboutToQuit.connect(win.close)
     sys.exit(app.exec_())

bec_widgets/examples/plugin_example_pyside/tictactoe.py

@@ -16,7 +16,6 @@ class TicTacToe(QWidget):  # pragma: no cover
         super().__init__(parent)
         self._state = DEFAULT_STATE
         self._turn_number = 0
-        print("TicTac HERE !!!!!!")
 
     def minimumSizeHint(self):
         return QSize(200, 200)

bec_widgets/qt_utils/collapsible_panel_manager.py

@@ -0,0 +1,380 @@
+from __future__ import annotations
+
+import sys
+from typing import Literal
+
+import pyqtgraph as pg
+from qtpy.QtCore import Property, QEasingCurve, QObject, QPropertyAnimation
+from qtpy.QtWidgets import (
+    QApplication,
+    QHBoxLayout,
+    QMainWindow,
+    QPushButton,
+    QSizePolicy,
+    QVBoxLayout,
+    QWidget,
+)
+from typeguard import typechecked
+
+from bec_widgets.widgets.containers.layout_manager.layout_manager import LayoutManagerWidget
+
+
+class DimensionAnimator(QObject):
+    """
+    Helper class to animate the size of a panel widget.
+    """
+
+    def __init__(self, panel_widget: QWidget, direction: str):
+        super().__init__()
+        self.panel_widget = panel_widget
+        self.direction = direction
+        self._size = 0
+
+    @Property(int)
+    def panel_width(self):
+        """
+        Returns the current width of the panel widget.
+        """
+        return self._size
+
+    @panel_width.setter
+    def panel_width(self, val: int):
+        """
+        Set the width of the panel widget.
+
+        Args:
+            val(int): The width to set.
+        """
+        self._size = val
+        self.panel_widget.setFixedWidth(val)
+
+    @Property(int)
+    def panel_height(self):
+        """
+        Returns the current height of the panel widget.
+        """
+        return self._size
+
+    @panel_height.setter
+    def panel_height(self, val: int):
+        """
+        Set the height of the panel widget.
+
+        Args:
+            val(int): The height to set.
+        """
+        self._size = val
+        self.panel_widget.setFixedHeight(val)
+
+
+class CollapsiblePanelManager(QObject):
+    """
+    Manager class to handle collapsible panels from a main widget using LayoutManagerWidget.
+    """
+
+    def __init__(self, layout_manager: LayoutManagerWidget, reference_widget: QWidget, parent=None):
+        super().__init__(parent)
+        self.layout_manager = layout_manager
+        self.reference_widget = reference_widget
+        self.animations = {}
+        self.panels = {}
+        self.direction_settings = {
+            "left": {"property": b"maximumWidth", "default_size": 200},
+            "right": {"property": b"maximumWidth", "default_size": 200},
+            "top": {"property": b"maximumHeight", "default_size": 150},
+            "bottom": {"property": b"maximumHeight", "default_size": 150},
+        }
+
+    def add_panel(
+        self,
+        direction: Literal["left", "right", "top", "bottom"],
+        panel_widget: QWidget,
+        target_size: int | None = None,
+        duration: int = 300,
+    ):
+        """
+        Add a panel widget to the layout manager.
+
+        Args:
+            direction(Literal["left", "right", "top", "bottom"]): Direction of the panel.
+            panel_widget(QWidget): The panel widget to add.
+            target_size(int, optional): The target size of the panel. Defaults to None.
+            duration(int): The duration of the animation in milliseconds. Defaults to 300.
+        """
+        if direction not in self.direction_settings:
+            raise ValueError("Direction must be one of 'left', 'right', 'top', 'bottom'.")
+
+        if target_size is None:
+            target_size = self.direction_settings[direction]["default_size"]
+
+        self.layout_manager.add_widget_relative(
+            widget=panel_widget, reference_widget=self.reference_widget, position=direction
+        )
+        panel_widget.setVisible(False)
+
+        # Set initial constraints as flexible
+        if direction in ["left", "right"]:
+            panel_widget.setMaximumWidth(0)
+            panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        else:
+            panel_widget.setMaximumHeight(0)
+            panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+
+        self.panels[direction] = {
+            "widget": panel_widget,
+            "direction": direction,
+            "target_size": target_size,
+            "duration": duration,
+            "animator": None,
+        }
+
+    def toggle_panel(
+        self,
+        direction: Literal["left", "right", "top", "bottom"],
+        target_size: int | None = None,
+        duration: int | None = None,
+        easing_curve: QEasingCurve = QEasingCurve.InOutQuad,
+        ensure_max: bool = False,
+        scale: float | None = None,
+        animation: bool = True,
+    ):
+        """
+        Toggle the specified panel.
+
+        Parameters:
+            direction (Literal["left", "right", "top", "bottom"]): Direction of the panel to toggle.
+            target_size (int, optional): Override target size for this toggle.
+            duration (int, optional): Override the animation duration.
+            easing_curve (QEasingCurve): Animation easing curve.
+            ensure_max (bool): If True, animate as a fixed-size panel.
+            scale (float, optional): If provided, calculate target_size from main widget size.
+            animation (bool): If False, no animation is performed; panel instantly toggles.
+        """
+        if direction not in self.panels:
+            raise ValueError(f"No panel found in direction '{direction}'.")
+
+        panel_info = self.panels[direction]
+        panel_widget = panel_info["widget"]
+        dir_settings = self.direction_settings[direction]
+
+        # Determine final target size
+        if scale is not None:
+            main_rect = self.reference_widget.geometry()
+            if direction in ["left", "right"]:
+                computed_target = int(main_rect.width() * scale)
+            else:
+                computed_target = int(main_rect.height() * scale)
+            final_target_size = computed_target
+        else:
+            if target_size is None:
+                final_target_size = panel_info["target_size"]
+            else:
+                final_target_size = target_size
+
+        if duration is None:
+            duration = panel_info["duration"]
+
+        expanding_property = dir_settings["property"]
+        currently_visible = panel_widget.isVisible()
+
+        if ensure_max:
+            if panel_info["animator"] is None:
+                panel_info["animator"] = DimensionAnimator(panel_widget, direction)
+            animator = panel_info["animator"]
+
+            if direction in ["left", "right"]:
+                prop_name = b"panel_width"
+            else:
+                prop_name = b"panel_height"
+        else:
+            animator = None
+            prop_name = expanding_property
+
+        if currently_visible:
+            # Hide the panel
+            if ensure_max:
+                start_value = final_target_size
+                end_value = 0
+                finish_callback = lambda w=panel_widget, d=direction: self._after_hide_reset(w, d)
+            else:
+                start_value = (
+                    panel_widget.width()
+                    if direction in ["left", "right"]
+                    else panel_widget.height()
+                )
+                end_value = 0
+                finish_callback = lambda w=panel_widget: w.setVisible(False)
+        else:
+            # Show the panel
+            start_value = 0
+            end_value = final_target_size
+            finish_callback = None
+            if ensure_max:
+                # Fix panel exactly
+                if direction in ["left", "right"]:
+                    panel_widget.setMinimumWidth(0)
+                    panel_widget.setMaximumWidth(final_target_size)
+                    panel_widget.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
+                else:
+                    panel_widget.setMinimumHeight(0)
+                    panel_widget.setMaximumHeight(final_target_size)
+                    panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+            else:
+                # Flexible mode
+                if direction in ["left", "right"]:
+                    panel_widget.setMinimumWidth(0)
+                    panel_widget.setMaximumWidth(final_target_size)
+                    panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+                else:
+                    panel_widget.setMinimumHeight(0)
+                    panel_widget.setMaximumHeight(final_target_size)
+                    panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+
+            panel_widget.setVisible(True)
+
+        if not animation:
+            # No animation: instantly set final state
+            if end_value == 0:
+                # Hiding
+                if ensure_max:
+                    # Reset after hide
+                    self._after_hide_reset(panel_widget, direction)
+                else:
+                    panel_widget.setVisible(False)
+            else:
+                # Showing
+                if ensure_max:
+                    # Already set fixed size
+                    if direction in ["left", "right"]:
+                        panel_widget.setFixedWidth(end_value)
+                    else:
+                        panel_widget.setFixedHeight(end_value)
+                else:
+                    # Just set maximum dimension
+                    if direction in ["left", "right"]:
+                        panel_widget.setMaximumWidth(end_value)
+                    else:
+                        panel_widget.setMaximumHeight(end_value)
+            return
+
+        # With animation
+        animation = QPropertyAnimation(animator if ensure_max else panel_widget, prop_name)
+        animation.setDuration(duration)
+        animation.setStartValue(start_value)
+        animation.setEndValue(end_value)
+        animation.setEasingCurve(easing_curve)
+
+        if end_value == 0 and finish_callback:
+            animation.finished.connect(finish_callback)
+        elif end_value == 0 and not finish_callback:
+            animation.finished.connect(lambda w=panel_widget: w.setVisible(False))
+
+        animation.start()
+        self.animations[panel_widget] = animation
+
+    @typechecked
+    def _after_hide_reset(
+        self, panel_widget: QWidget, direction: Literal["left", "right", "top", "bottom"]
+    ):
+        """
+        Reset the panel widget after hiding it in ensure_max mode.
+
+        Args:
+            panel_widget(QWidget): The panel widget to reset.
+            direction(Literal["left", "right", "top", "bottom"]): The direction of the panel.
+        """
+        # Called after hiding a panel in ensure_max mode
+        panel_widget.setVisible(False)
+        if direction in ["left", "right"]:
+            panel_widget.setMinimumWidth(0)
+            panel_widget.setMaximumWidth(0)
+            panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        else:
+            panel_widget.setMinimumHeight(0)
+            panel_widget.setMaximumHeight(16777215)
+            panel_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+
+
+####################################################################################################
+# The following code is for the GUI control panel to interact with the CollapsiblePanelManager.
+# It is not covered by any tests as it serves only as an example for the CollapsiblePanelManager class.
+####################################################################################################
+
+
+class MainWindow(QMainWindow):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Panels with ensure_max, scale, and animation toggle")
+        self.resize(800, 600)
+
+        central_widget = QWidget()
+        self.setCentralWidget(central_widget)
+        main_layout = QVBoxLayout(central_widget)
+        main_layout.setContentsMargins(10, 10, 10, 10)
+        main_layout.setSpacing(10)
+
+        # Buttons
+        buttons_layout = QHBoxLayout()
+        self.btn_left = QPushButton("Toggle Left (ensure_max=True)")
+        self.btn_top = QPushButton("Toggle Top (scale=0.5, no animation)")
+        self.btn_right = QPushButton("Toggle Right (ensure_max=True, scale=0.3)")
+        self.btn_bottom = QPushButton("Toggle Bottom (no animation)")
+
+        buttons_layout.addWidget(self.btn_left)
+        buttons_layout.addWidget(self.btn_top)
+        buttons_layout.addWidget(self.btn_right)
+        buttons_layout.addWidget(self.btn_bottom)
+
+        main_layout.addLayout(buttons_layout)
+
+        self.layout_manager = LayoutManagerWidget()
+        main_layout.addWidget(self.layout_manager)
+
+        # Main widget
+        self.main_plot = pg.PlotWidget()
+        self.main_plot.plot([1, 2, 3, 4], [4, 3, 2, 1])
+        self.layout_manager.add_widget(self.main_plot, 0, 0)
+
+        self.panel_manager = CollapsiblePanelManager(self.layout_manager, self.main_plot)
+
+        # Panels
+        self.left_panel = pg.PlotWidget()
+        self.left_panel.plot([1, 2, 3], [3, 2, 1])
+        self.panel_manager.add_panel("left", self.left_panel, target_size=200)
+
+        self.right_panel = pg.PlotWidget()
+        self.right_panel.plot([10, 20, 30], [1, 10, 1])
+        self.panel_manager.add_panel("right", self.right_panel, target_size=200)
+
+        self.top_panel = pg.PlotWidget()
+        self.top_panel.plot([1, 2, 3], [1, 2, 3])
+        self.panel_manager.add_panel("top", self.top_panel, target_size=150)
+
+        self.bottom_panel = pg.PlotWidget()
+        self.bottom_panel.plot([2, 4, 6], [10, 5, 10])
+        self.panel_manager.add_panel("bottom", self.bottom_panel, target_size=150)
+
+        # Connect buttons
+        # Left with ensure_max
+        self.btn_left.clicked.connect(
+            lambda: self.panel_manager.toggle_panel("left", ensure_max=True)
+        )
+        # Top with scale=0.5 and no animation
+        self.btn_top.clicked.connect(
+            lambda: self.panel_manager.toggle_panel("top", scale=0.5, animation=False)
+        )
+        # Right with ensure_max, scale=0.3
+        self.btn_right.clicked.connect(
+            lambda: self.panel_manager.toggle_panel("right", ensure_max=True, scale=0.3)
+        )
+        # Bottom no animation
+        self.btn_bottom.clicked.connect(
+            lambda: self.panel_manager.toggle_panel("bottom", target_size=100, animation=False)
+        )
+
+
+if __name__ == "__main__":  # pragma: no cover
+    app = QApplication(sys.argv)
+    w = MainWindow()
+    w.show()
+    sys.exit(app.exec())

bec_widgets/qt_utils/compact_popup.py

@@ -0,0 +1,268 @@
+import time
+from types import SimpleNamespace
+
+from bec_qthemes import material_icon
+from qtpy.QtCore import Property, Qt, Signal
+from qtpy.QtGui import QColor
+from qtpy.QtWidgets import (
+    QDialog,
+    QHBoxLayout,
+    QLabel,
+    QPushButton,
+    QSizePolicy,
+    QSpacerItem,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets.utils.colors import get_accent_colors
+
+
+class LedLabel(QLabel):
+    success_led = "color: white;border-radius: 10;background-color: qlineargradient(spread:pad, x1:0.145, y1:0.16, x2:1, y2:1, stop:0 %s, stop:1 %s);"
+    emergency_led = "color: white;border-radius: 10;background-color: qlineargradient(spread:pad, x1:0.145, y1:0.16, x2:0.92, y2:0.988636, stop:0 %s, stop:1 %s);"
+    warning_led = "color: white;border-radius: 10;background-color: qlineargradient(spread:pad, x1:0.232, y1:0.272, x2:0.98, y2:0.959773, stop:0 %s, stop:1 %s);"
+    default_led = "color: white;border-radius: 10;background-color: qlineargradient(spread:pad, x1:0.04, y1:0.0565909, x2:0.799, y2:0.795, stop:0 %s, stop:1 %s);"
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+
+        self.palette = get_accent_colors()
+        if self.palette is None:
+            # no theme!
+            self.palette = SimpleNamespace(
+                default=QColor("blue"),
+                success=QColor("green"),
+                warning=QColor("orange"),
+                emergency=QColor("red"),
+            )
+        self.setState("default")
+        self.setFixedSize(20, 20)
+
+    def setState(self, state: str):
+        match state:
+            case "success":
+                r, g, b, a = self.palette.success.getRgb()
+                self.setStyleSheet(
+                    LedLabel.success_led
+                    % (
+                        f"rgba({r},{g},{b},{a})",
+                        f"rgba({int(r*0.8)},{int(g*0.8)},{int(b*0.8)},{a})",
+                    )
+                )
+            case "default":
+                r, g, b, a = self.palette.default.getRgb()
+                self.setStyleSheet(
+                    LedLabel.default_led
+                    % (
+                        f"rgba({r},{g},{b},{a})",
+                        f"rgba({int(r*0.8)},{int(g*0.8)},{int(b*0.8)},{a})",
+                    )
+                )
+            case "warning":
+                r, g, b, a = self.palette.warning.getRgb()
+                self.setStyleSheet(
+                    LedLabel.warning_led
+                    % (
+                        f"rgba({r},{g},{b},{a})",
+                        f"rgba({int(r*0.8)},{int(g*0.8)},{int(b*0.8)},{a})",
+                    )
+                )
+            case "emergency":
+                r, g, b, a = self.palette.emergency.getRgb()
+                self.setStyleSheet(
+                    LedLabel.emergency_led
+                    % (
+                        f"rgba({r},{g},{b},{a})",
+                        f"rgba({int(r*0.8)},{int(g*0.8)},{int(b*0.8)},{a})",
+                    )
+                )
+            case unknown_state:
+                raise ValueError(
+                    f"Unknown state {repr(unknown_state)}, must be one of default, success, warning or emergency"
+                )
+
+
+class PopupDialog(QDialog):
+    def __init__(self, content_widget):
+        self.parent = content_widget.parent()
+        self.content_widget = content_widget
+
+        super().__init__(self.parent)
+
+        self.setAttribute(Qt.WA_DeleteOnClose)
+
+        self.content_widget.setParent(self)
+        QVBoxLayout(self)
+        self.layout().addWidget(self.content_widget)
+        self.content_widget.setVisible(True)
+
+    def closeEvent(self, event):
+        self.content_widget.setVisible(False)
+        self.content_widget.setParent(self.parent)
+        self.done(True)
+
+
+class CompactPopupWidget(QWidget):
+    """Container widget, that can display its content or have a compact form,
+    in this case clicking on a small button pops the contained widget up.
+
+    In the compact form, a LED-like indicator shows a status indicator.
+    """
+
+    expand = Signal(bool)
+
+    def __init__(self, parent=None, layout=QVBoxLayout):
+        super().__init__(parent)
+
+        self._popup_window = None
+        self._expand_popup = True
+
+        QVBoxLayout(self)
+        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().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.setIcon(
+            material_icon(icon_name="expand_content", size=(10, 10), convert_to_pixmap=False)
+        )
+        self.compact_view_widget.layout().addWidget(self.compact_label)
+        self.compact_view_widget.layout().addWidget(self.compact_status)
+        self.compact_view_widget.layout().addWidget(self.compact_show_popup)
+        self.compact_view_widget.setVisible(False)
+        self.layout().addWidget(self.compact_view_widget)
+        self.container = QWidget(self)
+        self.layout().addWidget(self.container)
+        self.container.setVisible(True)
+        layout(self.container)
+        self.layout = self.container.layout()
+
+        self.compact_show_popup.clicked.connect(self.show_popup)
+
+    def set_global_state(self, state: str):
+        """Set the LED-indicator state
+
+        The LED indicator represents the 'global' state. State can be one of the
+        following: "default", "success", "warning", "emergency"
+        """
+        self.compact_status.setState(state)
+
+    def show_popup(self):
+        """Display the contained widgets in a popup dialog"""
+        if self._expand_popup:
+            # show popup
+            self._popup_window = PopupDialog(self.container)
+            self._popup_window.show()
+            self._popup_window.finished.connect(lambda: self.expand.emit(False))
+            self.expand.emit(True)
+        else:
+            if self.compact_view:
+                # expand in place
+                self.compact_view = False
+                self.compact_view_widget.setVisible(True)
+                self.compact_label.setVisible(False)
+                self.compact_status.setVisible(False)
+                self.compact_show_popup.setIcon(
+                    material_icon(
+                        icon_name="collapse_content", size=(10, 10), convert_to_pixmap=False
+                    )
+                )
+                self.expand.emit(True)
+            else:
+                # back to compact form
+                self.compact_label.setVisible(True)
+                self.compact_status.setVisible(True)
+                self.compact_show_popup.setIcon(
+                    material_icon(
+                        icon_name="expand_content", size=(10, 10), convert_to_pixmap=False
+                    )
+                )
+                self.compact_view = True
+                self.expand.emit(False)
+
+    def setSizePolicy(self, size_policy1, size_policy2=None):
+        # setting size policy on the compact popup widget will set
+        # the policy for the container, and for itself
+        if size_policy2 is None:
+            # assuming first form: setSizePolicy(QSizePolicy)
+            self.container.setSizePolicy(size_policy1)
+            QWidget.setSizePolicy(self, size_policy1)
+        else:
+            self.container.setSizePolicy(size_policy1, size_policy2)
+            QWidget.setSizePolicy(self, size_policy1, size_policy2)
+
+    def addWidget(self, widget):
+        """Add a widget to the popup container
+
+        The popup container corresponds to the "full view" (not compact)
+        The widget is reparented to the container, and added to the container layout
+        """
+        widget.setParent(self.container)
+        self.container.layout().addWidget(widget)
+
+    @Property(bool)
+    def compact_view(self):
+        return self.compact_label.isVisible()
+
+    @compact_view.setter
+    def compact_view(self, set_compact: bool):
+        """Sets the compact form
+
+        If set_compact is True, the compact view is displayed ; otherwise,
+        the full view is displayed. This is handled by toggling visibility of
+        the container widget or the compact view widget.
+        """
+        if set_compact:
+            self.compact_view_widget.setVisible(True)
+            self.container.setVisible(False)
+            QWidget.setSizePolicy(self, QSizePolicy.Fixed, QSizePolicy.Fixed)
+        else:
+            self.compact_view_widget.setVisible(False)
+            self.container.setVisible(True)
+            QWidget.setSizePolicy(self, self.container.sizePolicy())
+        if self.parentWidget():
+            self.parentWidget().adjustSize()
+        else:
+            self.adjustSize()
+
+    @Property(str)
+    def label(self):
+        return self.compact_label.text()
+
+    @label.setter
+    def label(self, compact_label_text: str):
+        """Set the label text associated to the compact view"""
+        self.compact_label.setText(compact_label_text)
+
+    @Property(str)
+    def tooltip(self):
+        return self.compact_label.toolTip()
+
+    @tooltip.setter
+    def tooltip(self, tooltip: str):
+        """Set the tooltip text associated to the compact view"""
+        self.compact_label.setToolTip(tooltip)
+        self.compact_status.setToolTip(tooltip)
+
+    @Property(bool)
+    def expand_popup(self):
+        return self._expand_popup
+
+    @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()

bec_widgets/qt_utils/error_popups.py

@@ -2,9 +2,93 @@ import functools
 import sys
 import traceback
 
-from qtpy.QtCore import QObject, Qt, Signal, Slot
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import Property, QObject, Qt, Signal, Slot
 from qtpy.QtWidgets import QApplication, QMessageBox, QPushButton, QVBoxLayout, QWidget
 
+logger = bec_logger.logger
+
+
+def SafeProperty(prop_type, *prop_args, popup_error: bool = False, default=None, **prop_kwargs):
+    """
+    Decorator to create a Qt Property with safe getter and setter so that
+    Qt Designer won't crash if an exception occurs in either method.
+
+    Args:
+        prop_type: The property type (e.g., str, bool, int, custom classes, etc.)
+        popup_error (bool): If True, show a popup for any error; otherwise, ignore or log silently.
+        default: Any default/fallback value to return if the getter raises an exception.
+        *prop_args, **prop_kwargs: Passed along to the underlying Qt Property constructor.
+
+    Usage:
+        @SafeProperty(int, default=-1)
+        def some_value(self) -> int:
+            # your getter logic
+            return ...   # if an exception is raised, returns -1
+
+        @some_value.setter
+        def some_value(self, val: int):
+            # your setter logic
+            ...
+    """
+
+    def decorator(py_getter):
+        """Decorator for the user's property getter function."""
+
+        @functools.wraps(py_getter)
+        def safe_getter(self_):
+            try:
+                return py_getter(self_)
+            except Exception:
+                # Identify which property function triggered error
+                prop_name = f"{py_getter.__module__}.{py_getter.__qualname__}"
+                error_msg = traceback.format_exc()
+
+                if popup_error:
+                    ErrorPopupUtility().custom_exception_hook(*sys.exc_info(), popup_error=True)
+                logger.error(f"SafeProperty error in GETTER of '{prop_name}':\n{error_msg}")
+                return default
+
+        class PropertyWrapper:
+            """
+            Intermediate wrapper used so that the user can optionally chain .setter(...).
+            """
+
+            def __init__(self, getter_func):
+                # We store only our safe_getter in the wrapper
+                self.getter_func = safe_getter
+
+            def setter(self, setter_func):
+                """Wraps the user-defined setter to handle errors safely."""
+
+                @functools.wraps(setter_func)
+                def safe_setter(self_, value):
+                    try:
+                        return setter_func(self_, value)
+                    except Exception:
+                        prop_name = f"{setter_func.__module__}.{setter_func.__qualname__}"
+                        error_msg = traceback.format_exc()
+
+                        if popup_error:
+                            ErrorPopupUtility().custom_exception_hook(
+                                *sys.exc_info(), popup_error=True
+                            )
+                        logger.error(f"SafeProperty error in SETTER of '{prop_name}':\n{error_msg}")
+                        return
+
+                # Return the full read/write Property
+                return Property(prop_type, self.getter_func, safe_setter, *prop_args, **prop_kwargs)
+
+            def __call__(self):
+                """
+                If user never calls `.setter(...)`, produce a read-only property.
+                """
+                return Property(prop_type, self.getter_func, None, *prop_args, **prop_kwargs)
+
+        return PropertyWrapper(py_getter)
+
+    return decorator
+
 
 def SafeSlot(*slot_args, **slot_kwargs):  # pylint: disable=invalid-name
     """Function with args, acting like a decorator, applying "error_managed" decorator + Qt Slot
@@ -22,7 +106,13 @@ def SafeSlot(*slot_args, **slot_kwargs):  # pylint: disable=invalid-name
             try:
                 return method(*args, **kwargs)
             except Exception:
-                ErrorPopupUtility().custom_exception_hook(*sys.exc_info(), popup_error=popup_error)
+                slot_name = f"{method.__module__}.{method.__qualname__}"
+                error_msg = traceback.format_exc()
+                if popup_error:
+                    ErrorPopupUtility().custom_exception_hook(
+                        *sys.exc_info(), popup_error=popup_error
+                    )
+                logger.error(f"SafeSlot error in slot '{slot_name}':\n{error_msg}")
 
         return wrapper
 
@@ -91,6 +181,12 @@ class _ErrorPopupUtility(QObject):
         msg.setMinimumHeight(400)
         msg.exec_()
 
+    def show_property_error(self, title, message, widget):
+        """
+        Show a property-specific error message.
+        """
+        self.error_occurred.emit(title, message, widget)
+
     def format_traceback(self, traceback_message: str) -> str:
         """
         Format the traceback message to be displayed in the error popup by adding indentation to each line.
@@ -127,12 +223,14 @@ class _ErrorPopupUtility(QObject):
             error_message = " ".join(captured_message)
         return error_message
 
+    def get_error_message(self, exctype, value, tb):
+        return "".join(traceback.format_exception(exctype, value, tb))
+
     def custom_exception_hook(self, exctype, value, tb, popup_error=False):
         if popup_error or self.enable_error_popup:
-            error_message = traceback.format_exception(exctype, value, tb)
             self.error_occurred.emit(
                 "Method error" if popup_error else "Application Error",
-                "".join(error_message),
+                self.get_error_message(exctype, value, tb),
                 self.parent(),
             )
         else:

bec_widgets/qt_utils/palette_viewer.py

@@ -0,0 +1,183 @@
+from qtpy.QtCore import Qt
+from qtpy.QtWidgets import (
+    QApplication,
+    QFrame,
+    QGridLayout,
+    QHBoxLayout,
+    QLabel,
+    QScrollArea,
+    QSizePolicy,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.utils.colors import get_accent_colors, get_theme_palette
+from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
+
+
+class PaletteViewer(BECWidget, QWidget):
+    """
+    This class is a widget that displays current palette colors.
+    """
+
+    ICON_NAME = "palette"
+
+    def __init__(self, *args, parent=None, **kwargs):
+        super().__init__(*args, theme_update=True, **kwargs)
+        QWidget.__init__(self, parent=parent)
+        self.setFixedSize(400, 600)
+        layout = QVBoxLayout(self)
+        dark_mode_button = DarkModeButton(self)
+        layout.addWidget(dark_mode_button)
+
+        # Create a scroll area to hold the color boxes
+        scroll_area = QScrollArea(self)
+        scroll_area.setWidgetResizable(True)
+        scroll_area.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+
+        # Create a frame to hold the color boxes
+        self.frame = QFrame(self)
+        self.frame_layout = QGridLayout(self.frame)
+        self.frame_layout.setSpacing(0)
+        self.frame_layout.setContentsMargins(0, 0, 0, 0)
+
+        scroll_area.setWidget(self.frame)
+        layout.addWidget(scroll_area)
+
+        self.setLayout(layout)
+
+        self.update_palette()
+
+    def apply_theme(self, theme) -> None:
+        """
+        Apply the theme to the widget.
+
+        Args:
+            theme (str): The theme to apply.
+        """
+        self.update_palette()
+
+    def clear_palette(self) -> None:
+        """
+        Clear the palette colors from the frame.
+        Recursively removes all widgets and layouts in the frame layout.
+        """
+        # Iterate over all items in the layout in reverse to safely remove them
+        for i in reversed(range(self.frame_layout.count())):
+            item = self.frame_layout.itemAt(i)
+
+            # If the item is a layout, clear its contents
+            if isinstance(item, QHBoxLayout):
+                # Recursively remove all widgets from the layout
+                for j in reversed(range(item.count())):
+                    widget = item.itemAt(j).widget()
+                    if widget:
+                        item.removeWidget(widget)
+                        widget.deleteLater()
+                self.frame_layout.removeItem(item)
+
+            # If the item is a widget, remove and delete it
+            elif item.widget():
+                widget = item.widget()
+                self.frame_layout.removeWidget(widget)
+                widget.deleteLater()
+
+    def update_palette(self) -> None:
+        """
+        Update the palette colors in the frame.
+        """
+        self.clear_palette()
+        palette_label = QLabel("Palette Colors (e.g. palette.windowText().color())")
+        palette_label.setStyleSheet("font-weight: bold;")
+        self.frame_layout.addWidget(palette_label, 0, 0)
+
+        palette = get_theme_palette()
+        # Add the palette colors (roles) to the frame
+        palette_roles = [
+            palette.windowText,
+            palette.toolTipText,
+            palette.placeholderText,
+            palette.text,
+            palette.buttonText,
+            palette.highlight,
+            palette.link,
+            palette.light,
+            palette.midlight,
+            palette.mid,
+            palette.shadow,
+            palette.button,
+            palette.brightText,
+            palette.toolTipBase,
+            palette.alternateBase,
+            palette.dark,
+            palette.base,
+            palette.window,
+            palette.highlightedText,
+            palette.linkVisited,
+        ]
+
+        offset = 1
+        for i, pal in enumerate(palette_roles):
+            i += offset
+            color = pal().color()
+            label_layout = QHBoxLayout()
+            color_label = QLabel(f"{pal().color().name()} ({pal.__name__})")
+            background_label = self.background_label_with_clipboard(color)
+            label_layout.addWidget(color_label)
+            label_layout.addWidget(background_label)
+            self.frame_layout.addLayout(label_layout, i, 0)
+
+        # add a horizontal spacer
+        spacer = QLabel()
+        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Minimum)
+        self.frame_layout.addWidget(spacer, i + 1, 0)
+
+        accent_colors_label = QLabel("Accent Colors (e.g. accent_colors.default)")
+        accent_colors_label.setStyleSheet("font-weight: bold;")
+        self.frame_layout.addWidget(accent_colors_label, i + 2, 0)
+
+        accent_colors = get_accent_colors()
+        items = [
+            (accent_colors.default, "default"),
+            (accent_colors.success, "success"),
+            (accent_colors.warning, "warning"),
+            (accent_colors.emergency, "emergency"),
+            (accent_colors.highlight, "highlight"),
+        ]
+
+        offset = len(palette_roles) + 2
+        for i, (color, name) in enumerate(items):
+            i += offset
+            label_layout = QHBoxLayout()
+            color_label = QLabel(f"{color.name()} ({name})")
+            background_label = self.background_label_with_clipboard(color)
+            label_layout.addWidget(color_label)
+            label_layout.addWidget(background_label)
+            self.frame_layout.addLayout(label_layout, i + 2, 0)
+
+    def background_label_with_clipboard(self, color) -> QLabel:
+        """
+        Create a label with a background color that copies the color to the clipboard when clicked.
+
+        Args:
+            color (QColor): The color to display in the background.
+
+        Returns:
+            QLabel: The label with the background color.
+        """
+        button = QLabel()
+        button.setStyleSheet(f"QLabel {{ background-color: {color.name()}; }}")
+        button.setToolTip("Click to copy color to clipboard")
+        button.setCursor(Qt.PointingHandCursor)
+        button.mousePressEvent = lambda event: QApplication.clipboard().setText(color.name())
+        return button
+
+
+if __name__ == "__main__":  # pragma: no cover
+    import sys
+
+    app = QApplication(sys.argv)
+    viewer = PaletteViewer()
+    viewer.show()
+    sys.exit(app.exec_())

bec_widgets/qt_utils/round_frame.py

@@ -0,0 +1,180 @@
+import pyqtgraph as pg
+from qtpy.QtCore import Property
+from qtpy.QtWidgets import QApplication, QFrame, QVBoxLayout, QWidget
+
+from bec_widgets.utils.bec_widget import BECWidget
+from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
+
+
+class RoundedFrame(BECWidget, QFrame):
+    """
+    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.
+    """
+
+    def __init__(
+        self,
+        parent=None,
+        content_widget: QWidget = None,
+        background_color: str = None,
+        theme_update: bool = True,
+        radius: int = 10,
+        **kwargs,
+    ):
+        super().__init__(**kwargs)
+        QFrame.__init__(self, parent)
+
+        self.background_color = background_color
+        self.theme_update = theme_update if background_color is None else False
+        self._radius = radius
+
+        # Apply rounded frame styling
+        self.setProperty("skip_settings", True)
+        self.setObjectName("roundedFrame")
+        self.update_style()
+
+        # Create a layout for the frame
+        layout = QVBoxLayout(self)
+        layout.setContentsMargins(5, 5, 5, 5)  # Set 5px margin
+
+        # Add the content widget to the layout
+        if content_widget:
+            layout.addWidget(content_widget)
+
+        # Store reference to the content widget
+        self.content_widget = content_widget
+
+        # Automatically apply initial styles to the PlotWidget if applicable
+        if isinstance(content_widget, pg.PlotWidget):
+            self.apply_plot_widget_style()
+
+        self._connect_to_theme_change()
+
+    def apply_theme(self, theme: str):
+        """
+        Apply the theme to the frame and its content if theme updates are enabled.
+        """
+        if not self.theme_update:
+            return
+
+        # 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
+
+        self.update_style()
+
+        # Update PlotWidget's background color and axis styles if applicable
+        if isinstance(self.content_widget, pg.PlotWidget):
+            self.apply_plot_widget_style()
+
+    @Property(int)
+    def radius(self):
+        """Radius of the rounded corners."""
+        return self._radius
+
+    @radius.setter
+    def radius(self, value: int):
+        self._radius = value
+        self.update_style()
+
+    def update_style(self):
+        """
+        Update the style of the frame based on the background color.
+        """
+        if self.background_color:
+            self.setStyleSheet(
+                f"""
+                QFrame#roundedFrame {{
+                    background-color: {self.background_color}; 
+                    border-radius: {self._radius}; /* Rounded corners */
+                }}
+            """
+            )
+
+    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').
+        """
+        if isinstance(self.content_widget, pg.PlotWidget):
+            # Sync PlotWidget's background color with the RoundedFrame's background color
+            self.content_widget.setBackground(self.background_color)
+
+            # Calculate contrast-optimized axis and label colors
+            if self.background_color == "#e9ecef":  # Light mode
+                label_color = "#000000"
+                axis_color = "#666666"
+            else:  # Dark mode
+                label_color = "#FFFFFF"
+                axis_color = "#CCCCCC"
+
+            # Apply axis label and tick colors
+            plot_item = self.content_widget.getPlotItem()
+            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)
+
+            # Apply border style via stylesheet
+            self.content_widget.setStyleSheet(
+                f"""
+                PlotWidget {{
+                    border: {border}; /* Explicitly set the border */
+                }}
+            """
+            )
+
+
+class ExampleApp(QWidget):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Rounded Plots Example")
+
+        # Main layout
+        layout = QVBoxLayout(self)
+
+        dark_button = DarkModeButton()
+
+        # Create PlotWidgets
+        plot1 = pg.PlotWidget()
+        plot1.plot([1, 3, 2, 4, 6, 5], pen="r")
+
+        plot2 = pg.PlotWidget()
+        plot2.plot([1, 2, 4, 8, 16, 32], pen="r")
+
+        # Wrap PlotWidgets in RoundedFrame
+        rounded_plot1 = RoundedFrame(content_widget=plot1, theme_update=True)
+        rounded_plot2 = RoundedFrame(content_widget=plot2, theme_update=True)
+        round = RoundedFrame()
+
+        # Add to layout
+        layout.addWidget(dark_button)
+        layout.addWidget(rounded_plot1)
+        layout.addWidget(rounded_plot2)
+        layout.addWidget(round)
+
+        self.setLayout(layout)
+
+        # Simulate theme change after 2 seconds
+        from qtpy.QtCore import QTimer
+
+        def change_theme():
+            rounded_plot1.apply_theme("light")
+            rounded_plot2.apply_theme("dark")
+
+        QTimer.singleShot(100, change_theme)
+
+
+if __name__ == "__main__":  # pragma: no cover
+    app = QApplication([])
+
+    window = ExampleApp()
+    window.show()
+
+    app.exec()

bec_widgets/qt_utils/side_panel.py

@@ -0,0 +1,369 @@
+import sys
+from typing import Literal, Optional
+
+from qtpy.QtCore import Property, QEasingCurve, QPropertyAnimation
+from qtpy.QtGui import QAction
+from qtpy.QtWidgets import (
+    QApplication,
+    QFrame,
+    QHBoxLayout,
+    QLabel,
+    QMainWindow,
+    QScrollArea,
+    QSizePolicy,
+    QStackedWidget,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets.qt_utils.toolbar import MaterialIconAction, ModularToolBar
+
+
+class SidePanel(QWidget):
+    """
+    Side panel widget that can be placed on the left, right, top, or bottom of the main widget.
+    """
+
+    def __init__(
+        self,
+        parent=None,
+        orientation: Literal["left", "right", "top", "bottom"] = "left",
+        panel_max_width: int = 200,
+        animation_duration: int = 200,
+        animations_enabled: bool = True,
+    ):
+        super().__init__(parent=parent)
+
+        self.setProperty("skip_settings", True)
+        self.setObjectName("SidePanel")
+
+        self._orientation = orientation
+        self._panel_max_width = panel_max_width
+        self._animation_duration = animation_duration
+        self._animations_enabled = animations_enabled
+
+        self._panel_width = 0
+        self._panel_height = 0
+        self.panel_visible = False
+        self.current_action: Optional[QAction] = None
+        self.current_index: Optional[int] = None
+        self.switching_actions = False
+
+        self._init_ui()
+
+    def _init_ui(self):
+        """
+        Initialize the UI elements.
+        """
+        if self._orientation in ("left", "right"):
+            self.main_layout = QHBoxLayout(self)
+            self.main_layout.setContentsMargins(0, 0, 0, 0)
+            self.main_layout.setSpacing(0)
+
+            self.toolbar = ModularToolBar(target_widget=self, orientation="vertical")
+
+            self.container = QWidget()
+            self.container.layout = QVBoxLayout(self.container)
+            self.container.layout.setContentsMargins(0, 0, 0, 0)
+            self.container.layout.setSpacing(0)
+
+            self.stack_widget = QStackedWidget()
+            self.stack_widget.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
+            self.stack_widget.setMinimumWidth(5)
+            self.stack_widget.setMaximumWidth(self._panel_max_width)
+
+            if self._orientation == "left":
+                self.main_layout.addWidget(self.toolbar)
+                self.main_layout.addWidget(self.container)
+            else:
+                self.main_layout.addWidget(self.container)
+                self.main_layout.addWidget(self.toolbar)
+
+            self.container.layout.addWidget(self.stack_widget)
+
+            self.menu_anim = QPropertyAnimation(self, b"panel_width")
+            self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
+            self.panel_width = 0  # start hidden
+
+        else:
+            self.main_layout = QVBoxLayout(self)
+            self.main_layout.setContentsMargins(0, 0, 0, 0)
+            self.main_layout.setSpacing(0)
+
+            self.toolbar = ModularToolBar(target_widget=self, orientation="horizontal")
+
+            self.container = QWidget()
+            self.container.layout = QVBoxLayout(self.container)
+            self.container.layout.setContentsMargins(0, 0, 0, 0)
+            self.container.layout.setSpacing(0)
+
+            self.stack_widget = QStackedWidget()
+            self.stack_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+            self.stack_widget.setMinimumHeight(5)
+            self.stack_widget.setMaximumHeight(self._panel_max_width)
+
+            if self._orientation == "top":
+                self.main_layout.addWidget(self.toolbar)
+                self.main_layout.addWidget(self.container)
+            else:
+                self.main_layout.addWidget(self.container)
+                self.main_layout.addWidget(self.toolbar)
+
+            self.container.layout.addWidget(self.stack_widget)
+
+            self.menu_anim = QPropertyAnimation(self, b"panel_height")
+            self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+            self.panel_height = 0  # start hidden
+
+        self.menu_anim.setDuration(self._animation_duration)
+        self.menu_anim.setEasingCurve(QEasingCurve.InOutQuad)
+
+    @Property(int)
+    def panel_width(self):
+        """Get the panel width."""
+        return self._panel_width
+
+    @panel_width.setter
+    def panel_width(self, width: int):
+        """Set the panel width."""
+        self._panel_width = width
+        if self._orientation in ("left", "right"):
+            self.stack_widget.setFixedWidth(width)
+
+    @Property(int)
+    def panel_height(self):
+        """Get the panel height."""
+        return self._panel_height
+
+    @panel_height.setter
+    def panel_height(self, height: int):
+        """Set the panel height."""
+        self._panel_height = height
+        if self._orientation in ("top", "bottom"):
+            self.stack_widget.setFixedHeight(height)
+
+    @Property(int)
+    def panel_max_width(self):
+        """Get the maximum width of the panel."""
+        return self._panel_max_width
+
+    @panel_max_width.setter
+    def panel_max_width(self, size: int):
+        """Set the maximum width of the panel."""
+        self._panel_max_width = size
+        if self._orientation in ("left", "right"):
+            self.stack_widget.setMaximumWidth(self._panel_max_width)
+        else:
+            self.stack_widget.setMaximumHeight(self._panel_max_width)
+
+    @Property(int)
+    def animation_duration(self):
+        """Get the duration of the animation."""
+        return self._animation_duration
+
+    @animation_duration.setter
+    def animation_duration(self, duration: int):
+        """Set the duration of the animation."""
+        self._animation_duration = duration
+        self.menu_anim.setDuration(duration)
+
+    @Property(bool)
+    def animations_enabled(self):
+        """Get the status of the animations."""
+        return self._animations_enabled
+
+    @animations_enabled.setter
+    def animations_enabled(self, enabled: bool):
+        """Set the status of the animations."""
+        self._animations_enabled = enabled
+
+    def show_panel(self, idx: int):
+        """
+        Show the side panel with animation and switch to idx.
+        """
+        self.stack_widget.setCurrentIndex(idx)
+        self.panel_visible = True
+        self.current_index = idx
+
+        if self._orientation in ("left", "right"):
+            start_val, end_val = 0, self._panel_max_width
+        else:
+            start_val, end_val = 0, self._panel_max_width
+
+        if self._animations_enabled:
+            self.menu_anim.stop()
+            self.menu_anim.setStartValue(start_val)
+            self.menu_anim.setEndValue(end_val)
+            self.menu_anim.start()
+        else:
+            if self._orientation in ("left", "right"):
+                self.panel_width = end_val
+            else:
+                self.panel_height = end_val
+
+    def hide_panel(self):
+        """
+        Hide the side panel with animation.
+        """
+        self.panel_visible = False
+        self.current_index = None
+
+        if self._orientation in ("left", "right"):
+            start_val, end_val = self._panel_max_width, 0
+        else:
+            start_val, end_val = self._panel_max_width, 0
+
+        if self._animations_enabled:
+            self.menu_anim.stop()
+            self.menu_anim.setStartValue(start_val)
+            self.menu_anim.setEndValue(end_val)
+            self.menu_anim.start()
+        else:
+            if self._orientation in ("left", "right"):
+                self.panel_width = end_val
+            else:
+                self.panel_height = end_val
+
+    def switch_to(self, idx: int):
+        """
+        Switch to the specified index without animation.
+        """
+        if self.current_index != idx:
+            self.stack_widget.setCurrentIndex(idx)
+            self.current_index = idx
+
+    def add_menu(self, action_id: str, icon_name: str, tooltip: str, widget: QWidget, title: str):
+        """
+        Add a menu to the side panel.
+
+        Args:
+            action_id(str): The ID of the action.
+            icon_name(str): The name of the icon.
+            tooltip(str): The tooltip for the action.
+            widget(QWidget): The widget to add to the panel.
+            title(str): The title of the panel.
+        """
+        # container_widget: top-level container for the stacked page
+        container_widget = QWidget()
+        container_layout = QVBoxLayout(container_widget)
+        container_layout.setContentsMargins(0, 0, 0, 0)
+        container_layout.setSpacing(5)
+
+        title_label = QLabel(f"<b>{title}</b>")
+        title_label.setStyleSheet("font-size: 16px;")
+        container_layout.addWidget(title_label)
+
+        # Create a QScrollArea for the actual widget to ensure scrolling if the widget inside is too large
+        scroll_area = QScrollArea()
+        scroll_area.setFrameShape(QFrame.NoFrame)
+        scroll_area.setWidgetResizable(True)
+        # Let the scroll area expand in both directions if there's room
+        scroll_area.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        scroll_area.setWidget(widget)
+
+        # Put the scroll area in the container layout
+        container_layout.addWidget(scroll_area)
+
+        # Optionally stretch the scroll area to fill vertical space
+        container_layout.setStretchFactor(scroll_area, 1)
+
+        # Add container_widget to the stacked widget
+        index = self.stack_widget.count()
+        self.stack_widget.addWidget(container_widget)
+
+        # Add an action to the toolbar
+        action = MaterialIconAction(icon_name=icon_name, tooltip=tooltip, checkable=True)
+        self.toolbar.add_action(action_id, action, target_widget=self)
+
+        def on_action_toggled(checked: bool):
+            if self.switching_actions:
+                return
+
+            if checked:
+                if self.current_action and self.current_action != action.action:
+                    self.switching_actions = True
+                    self.current_action.setChecked(False)
+                    self.switching_actions = False
+
+                self.current_action = action.action
+
+                if not self.panel_visible:
+                    self.show_panel(index)
+                else:
+                    self.switch_to(index)
+            else:
+                if self.current_action == action.action:
+                    self.current_action = None
+                    self.hide_panel()
+
+        action.action.toggled.connect(on_action_toggled)
+
+
+############################################
+# DEMO APPLICATION
+############################################
+
+
+class ExampleApp(QMainWindow):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Side Panel Example")
+
+        central_widget = QWidget()
+        self.setCentralWidget(central_widget)
+        self.layout = QHBoxLayout(central_widget)
+
+        # Create side panel
+        self.side_panel = SidePanel(self, orientation="left", panel_max_width=250)
+        self.layout.addWidget(self.side_panel)
+
+        from bec_widgets.widgets.plots.waveform.waveform_widget import BECWaveformWidget
+
+        self.plot = BECWaveformWidget()
+        self.layout.addWidget(self.plot)
+
+        self.add_side_menus()
+
+    def add_side_menus(self):
+        widget1 = QWidget()
+        layout1 = QVBoxLayout(widget1)
+        for i in range(15):
+            layout1.addWidget(QLabel(f"Widget 1 label row {i}"))
+        self.side_panel.add_menu(
+            action_id="widget1",
+            icon_name="counter_1",
+            tooltip="Show Widget 1",
+            widget=widget1,
+            title="Widget 1 Panel",
+        )
+
+        widget2 = QWidget()
+        layout2 = QVBoxLayout(widget2)
+        layout2.addWidget(QLabel("Short widget 2 content"))
+        self.side_panel.add_menu(
+            action_id="widget2",
+            icon_name="counter_2",
+            tooltip="Show Widget 2",
+            widget=widget2,
+            title="Widget 2 Panel",
+        )
+
+        widget3 = QWidget()
+        layout3 = QVBoxLayout(widget3)
+        for i in range(10):
+            layout3.addWidget(QLabel(f"Line {i} for Widget 3"))
+        self.side_panel.add_menu(
+            action_id="widget3",
+            icon_name="counter_3",
+            tooltip="Show Widget 3",
+            widget=widget3,
+            title="Widget 3 Panel",
+        )
+
+
+if __name__ == "__main__":  # pragma: no cover
+    app = QApplication(sys.argv)
+    window = ExampleApp()
+    window.resize(1000, 700)
+    window.show()
+    sys.exit(app.exec())

bec_widgets/qt_utils/toolbar.py

@@ -1,12 +1,27 @@
 # pylint: disable=no-name-in-module
+from __future__ import annotations
+
 import os
+import sys
 from abc import ABC, abstractmethod
 from collections import defaultdict
+from typing import Dict, List, Literal, Tuple
 
 from bec_qthemes._icon.material_icons import material_icon
-from qtpy.QtCore import QSize
-from qtpy.QtGui import QAction, QIcon
-from qtpy.QtWidgets import QHBoxLayout, QLabel, QMenu, QToolBar, QToolButton, QWidget
+from qtpy.QtCore import QSize, Qt
+from qtpy.QtGui import QAction, QColor, QIcon
+from qtpy.QtWidgets import (
+    QApplication,
+    QComboBox,
+    QHBoxLayout,
+    QLabel,
+    QMainWindow,
+    QMenu,
+    QSizePolicy,
+    QToolBar,
+    QToolButton,
+    QWidget,
+)
 
 import bec_widgets
 
@@ -19,7 +34,7 @@ class ToolBarAction(ABC):
 
     Args:
         icon_path (str, optional): The name of the icon file from `assets/toolbar_icons`. Defaults to None.
-        tooltip (bool, optional): The tooltip for the action. Defaults to None.
+        tooltip (str, optional): The tooltip for the action. Defaults to None.
         checkable (bool, optional): Whether the action is checkable. Defaults to False.
     """
 
@@ -45,9 +60,7 @@ class SeparatorAction(ToolBarAction):
     """Separator action for the toolbar."""
 
     def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
-        self.separator = QToolButton()
-        self.separator.setFixedSize(2, 22)
-        toolbar.addWidget(self.separator)
+        toolbar.addSeparator()
 
 
 class IconAction(ToolBarAction):
@@ -71,15 +84,18 @@ class IconAction(ToolBarAction):
         toolbar.addAction(self.action)
 
 
-class MaterialIconAction:
+class MaterialIconAction(ToolBarAction):
     """
     Action with a Material icon for the toolbar.
 
     Args:
-        icon_path (str, optional): The name of the Material icon. Defaults to None.
-        tooltip (bool, optional): The tooltip for the action. Defaults to None.
+        icon_name (str, optional): The name of the Material icon. Defaults to None.
+        tooltip (str, optional): The tooltip for the action. Defaults to None.
         checkable (bool, optional): Whether the action is checkable. Defaults to False.
         filled (bool, optional): Whether the icon is filled. Defaults to False.
+        color (str | tuple | QColor | dict[Literal["dark", "light"], str] | None, optional): The color of the icon.
+            Defaults to None.
+        parent (QWidget or None, optional): Parent widget for the underlying QAction.
     """
 
     def __init__(
@@ -88,25 +104,43 @@ class MaterialIconAction:
         tooltip: str = None,
         checkable: bool = False,
         filled: bool = False,
+        color: str | tuple | QColor | dict[Literal["dark", "light"], str] | None = None,
+        parent=None,
     ):
+        super().__init__(icon_path=None, tooltip=tooltip, checkable=checkable)
         self.icon_name = icon_name
-        self.tooltip = tooltip
-        self.checkable = checkable
-        self.action = None
         self.filled = filled
+        self.color = color
+        # Generate the icon
+        self.icon = material_icon(
+            self.icon_name,
+            size=(20, 20),
+            convert_to_pixmap=False,
+            filled=self.filled,
+            color=self.color,
+        )
+        # Immediately create an QAction with the given parent
+        self.action = QAction(self.icon, self.tooltip, parent=parent)
+        self.action.setCheckable(self.checkable)
 
     def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
-        icon = self.get_icon()
-        self.action = QAction(icon, self.tooltip, target)
-        self.action.setCheckable(self.checkable)
+        """
+        Adds the action to the toolbar.
+
+        Args:
+            toolbar(QToolBar): The toolbar to add the action to.
+            target(QWidget): The target widget for the action.
+        """
         toolbar.addAction(self.action)
 
     def get_icon(self):
+        """
+        Returns the icon for the action.
 
-        icon = material_icon(
-            self.icon_name, size=(20, 20), convert_to_pixmap=False, filled=self.filled
-        )
-        return icon
+        Returns:
+            QIcon: The icon for the action.
+        """
+        return self.icon
 
 
 class DeviceSelectionAction(ToolBarAction):
@@ -116,7 +150,6 @@ class DeviceSelectionAction(ToolBarAction):
     Args:
         label (str): The label for the combobox.
         device_combobox (DeviceComboBox): The combobox for selecting the device.
-
     """
 
     def __init__(self, label: str, device_combobox):
@@ -137,6 +170,63 @@ class DeviceSelectionAction(ToolBarAction):
         self.device_combobox.setStyleSheet(f"QComboBox {{ background-color: {color}; }}")
 
 
+class WidgetAction(ToolBarAction):
+    """
+    Action for adding any widget to the toolbar.
+
+    Args:
+        label (str|None): The label for the widget.
+        widget (QWidget): The widget to be added to the toolbar.
+    """
+
+    def __init__(self, label: str | None = None, widget: QWidget = None, parent=None):
+        super().__init__(parent)
+        self.label = label
+        self.widget = widget
+
+    def add_to_toolbar(self, toolbar: QToolBar, target: QWidget):
+        container = QWidget()
+        layout = QHBoxLayout(container)
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.setSpacing(5)
+
+        if self.label is not None:
+            label_widget = QLabel(f"{self.label}")
+            label_widget.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
+            label_widget.setAlignment(Qt.AlignVCenter | Qt.AlignRight)
+            layout.addWidget(label_widget)
+
+        if isinstance(self.widget, QComboBox):
+            self.widget.setSizeAdjustPolicy(QComboBox.AdjustToContents)
+
+            size_policy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+            self.widget.setSizePolicy(size_policy)
+
+            self.widget.setMinimumWidth(self.calculate_minimum_width(self.widget))
+
+        else:
+            self.widget.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
+
+        layout.addWidget(self.widget)
+
+        toolbar.addWidget(container)
+
+    @staticmethod
+    def calculate_minimum_width(combo_box: QComboBox) -> int:
+        """
+        Calculate the minimum width required to display the longest item in the combo box.
+
+        Args:
+            combo_box (QComboBox): The combo box to calculate the width for.
+
+        Returns:
+            int: The calculated minimum width in pixels.
+        """
+        font_metrics = combo_box.fontMetrics()
+        max_width = max(font_metrics.width(combo_box.itemText(i)) for i in range(combo_box.count()))
+        return max_width + 60
+
+
 class ExpandableMenuAction(ToolBarAction):
     """
     Action for an expandable menu in the toolbar.
@@ -145,7 +235,6 @@ class ExpandableMenuAction(ToolBarAction):
         label (str): The label for the menu.
         actions (dict): A dictionary of actions to populate the menu.
         icon_path (str, optional): The path to the icon file. Defaults to None.
-
     """
 
     def __init__(self, label: str, actions: dict, icon_path: str = None):
@@ -185,37 +274,399 @@ class ExpandableMenuAction(ToolBarAction):
         toolbar.addWidget(button)
 
 
-class ModularToolBar(QToolBar):
-    """Modular toolbar with optional automatic initialization.
-    Args:
-        parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
-        actions (list[ToolBarAction], optional): A list of action creators to populate the toolbar. Defaults to None.
-        target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
+class ToolbarBundle:
+    """
+    Represents a bundle of toolbar actions, keyed by action_id.
+    Allows direct dictionary-like access: self.actions["some_id"] -> ToolBarAction object.
     """
 
-    def __init__(self, parent=None, actions: dict | None = None, target_widget=None):
+    def __init__(self, bundle_id: str = None, actions=None):
+        """
+        Args:
+            bundle_id (str): Unique identifier for the bundle.
+            actions: Either None or a list of (action_id, ToolBarAction) tuples.
+        """
+        self.bundle_id = bundle_id
+        self._actions: dict[str, ToolBarAction] = {}
+
+        # If you passed in a list of tuples, load them into the dictionary
+        if actions is not None:
+            for action_id, action in actions:
+                self._actions[action_id] = action
+
+    def add_action(self, action_id: str, action: ToolBarAction):
+        """
+        Adds or replaces an action in the bundle.
+
+        Args:
+            action_id (str): Unique identifier for the action.
+            action (ToolBarAction): The action to add.
+        """
+        self._actions[action_id] = action
+
+    def remove_action(self, action_id: str):
+        """
+        Removes an action from the bundle by ID.
+        Ignores if not present.
+
+        Args:
+            action_id (str): Unique identifier for the action to remove.
+        """
+        self._actions.pop(action_id, None)
+
+    @property
+    def actions(self) -> dict[str, ToolBarAction]:
+        """
+        Return the internal dictionary of actions so that you can do
+        bundle.actions["drag_mode"] -> ToolBarAction instance.
+        """
+        return self._actions
+
+
+class ModularToolBar(QToolBar):
+    """Modular toolbar with optional automatic initialization.
+
+    Args:
+        parent (QWidget, optional): The parent widget of the toolbar. Defaults to None.
+        actions (dict, optional): A dictionary of action creators to populate the toolbar. Defaults to None.
+        target_widget (QWidget, optional): The widget that the actions will target. Defaults to None.
+        orientation (Literal["horizontal", "vertical"], optional): The initial orientation of the toolbar. Defaults to "horizontal".
+        background_color (str, optional): The background color of the toolbar. Defaults to "rgba(0, 0, 0, 0)" - transparent background.
+    """
+
+    def __init__(
+        self,
+        parent=None,
+        actions: dict | None = None,
+        target_widget=None,
+        orientation: Literal["horizontal", "vertical"] = "horizontal",
+        background_color: str = "rgba(0, 0, 0, 0)",
+    ):
         super().__init__(parent)
 
         self.widgets = defaultdict(dict)
-        self.set_background_color()
+        self.background_color = background_color
+        self.set_background_color(self.background_color)
+
+        # Set the initial orientation
+        self.set_orientation(orientation)
+
+        # Initialize bundles
+        self.bundles = {}
+        self.toolbar_items = []
 
         if actions is not None and target_widget is not None:
             self.populate_toolbar(actions, target_widget)
 
-    def populate_toolbar(self, actions: dict, target_widget):
+    def populate_toolbar(self, actions: dict, target_widget: QWidget):
         """Populates the toolbar with a set of actions.
 
         Args:
-            actions (list[ToolBarAction]): A list of action creators to populate the toolbar.
+            actions (dict): A dictionary of action creators to populate the toolbar.
             target_widget (QWidget): The widget that the actions will target.
         """
         self.clear()
+        self.toolbar_items.clear()  # Reset the order tracking
         for action_id, action in actions.items():
             action.add_to_toolbar(self, target_widget)
             self.widgets[action_id] = action
+            self.toolbar_items.append(("action", action_id))
+        self.update_separators()  # Ensure separators are updated after populating
 
-    def set_background_color(self):
+    def set_background_color(self, color: str = "rgba(0, 0, 0, 0)"):
+        """
+        Sets the background color and other appearance settings.
+
+        Args:
+            color(str): The background color of the toolbar.
+        """
         self.setIconSize(QSize(20, 20))
         self.setMovable(False)
         self.setFloatable(False)
         self.setContentsMargins(0, 0, 0, 0)
+        self.background_color = color
+        self.setStyleSheet(f"QToolBar {{ background-color: {color}; border: none; }}")
+
+    def set_orientation(self, orientation: Literal["horizontal", "vertical"]):
+        """Sets the orientation of the toolbar.
+
+        Args:
+            orientation (Literal["horizontal", "vertical"]): The desired orientation of the toolbar.
+        """
+        if orientation == "horizontal":
+            self.setOrientation(Qt.Horizontal)
+        elif orientation == "vertical":
+            self.setOrientation(Qt.Vertical)
+        else:
+            raise ValueError("Orientation must be 'horizontal' or 'vertical'.")
+
+    def update_material_icon_colors(self, new_color: str | tuple | QColor):
+        """
+        Updates the color of all MaterialIconAction icons in the toolbar.
+
+        Args:
+            new_color (str | tuple | QColor): The new color for the icons.
+        """
+        for action in self.widgets.values():
+            if isinstance(action, MaterialIconAction):
+                action.color = new_color
+                # Refresh the icon
+                updated_icon = action.get_icon()
+                action.action.setIcon(updated_icon)
+
+    def add_action(self, action_id: str, action: ToolBarAction, target_widget: QWidget):
+        """
+        Adds a new standalone action to the toolbar dynamically.
+
+        Args:
+            action_id (str): Unique identifier for the action.
+            action (ToolBarAction): The action to add to the toolbar.
+            target_widget (QWidget): The target widget for the action.
+        """
+        if action_id in self.widgets:
+            raise ValueError(f"Action with ID '{action_id}' already exists.")
+        action.add_to_toolbar(self, target_widget)
+        self.widgets[action_id] = action
+        self.toolbar_items.append(("action", action_id))
+        self.update_separators()  # Update separators after adding the action
+
+    def hide_action(self, action_id: str):
+        """
+        Hides a specific action on the toolbar.
+
+        Args:
+            action_id (str): Unique identifier for the action to hide.
+        """
+        if action_id not in self.widgets:
+            raise ValueError(f"Action with ID '{action_id}' does not exist.")
+        action = self.widgets[action_id]
+        if hasattr(action, "action") and isinstance(action.action, QAction):
+            action.action.setVisible(False)
+            self.update_separators()  # Update separators after hiding the action
+
+    def show_action(self, action_id: str):
+        """
+        Shows a specific action on the toolbar.
+
+        Args:
+            action_id (str): Unique identifier for the action to show.
+        """
+        if action_id not in self.widgets:
+            raise ValueError(f"Action with ID '{action_id}' does not exist.")
+        action = self.widgets[action_id]
+        if hasattr(action, "action") and isinstance(action.action, QAction):
+            action.action.setVisible(True)
+            self.update_separators()  # Update separators after showing the action
+
+    def add_bundle(self, bundle: ToolbarBundle, target_widget: QWidget):
+        """
+        Adds a bundle of actions to the toolbar, separated by a separator.
+
+        Args:
+            bundle (ToolbarBundle): The bundle to add.
+            target_widget (QWidget): The target widget for the actions.
+        """
+        if bundle.bundle_id in self.bundles:
+            raise ValueError(f"ToolbarBundle with ID '{bundle.bundle_id}' already exists.")
+
+        # Add a separator before the bundle (but not to first one)
+        if self.toolbar_items:
+            sep = SeparatorAction()
+            sep.add_to_toolbar(self, target_widget)
+            self.toolbar_items.append(("separator", None))
+
+        # Add each action in the bundle
+        for action_id, action_obj in bundle.actions.items():
+            action_obj.add_to_toolbar(self, target_widget)
+            self.widgets[action_id] = action_obj
+
+        # Register the bundle
+        self.bundles[bundle.bundle_id] = list(bundle.actions.keys())
+        self.toolbar_items.append(("bundle", bundle.bundle_id))
+
+        self.update_separators()  # Update separators after adding the bundle
+
+    def contextMenuEvent(self, event):
+        """
+        Overrides the context menu event to show a list of toolbar actions with checkboxes and icons, including separators.
+
+        Args:
+            event(QContextMenuEvent): The context menu event.
+        """
+        menu = QMenu(self)
+
+        # Iterate through the toolbar items in order
+        for item_type, identifier in self.toolbar_items:
+            if item_type == "separator":
+                menu.addSeparator()
+            elif item_type == "bundle":
+                self.handle_bundle_context_menu(menu, identifier)
+            elif item_type == "action":
+                self.handle_action_context_menu(menu, identifier)
+
+        # Connect the triggered signal after all actions are added
+        menu.triggered.connect(self.handle_menu_triggered)
+        menu.exec_(event.globalPos())
+
+    def handle_bundle_context_menu(self, menu: QMenu, bundle_id: str):
+        """
+        Adds a set of bundle actions to the context menu.
+
+        Args:
+            menu (QMenu): The context menu to which the actions are added.
+            bundle_id (str): The identifier for the bundle.
+        """
+        action_ids = self.bundles.get(bundle_id, [])
+        for act_id in action_ids:
+            toolbar_action = self.widgets.get(act_id)
+            if not isinstance(toolbar_action, ToolBarAction) or not hasattr(
+                toolbar_action, "action"
+            ):
+                continue
+            qaction = toolbar_action.action
+            if not isinstance(qaction, QAction):
+                continue
+            display_name = qaction.text() or toolbar_action.tooltip or act_id
+            menu_action = QAction(display_name, self)
+            menu_action.setCheckable(True)
+            menu_action.setChecked(qaction.isVisible())
+            menu_action.setData(act_id)  # Store the action_id
+
+            # Set the icon if available
+            if qaction.icon() and not qaction.icon().isNull():
+                menu_action.setIcon(qaction.icon())
+
+            menu.addAction(menu_action)
+
+    def handle_action_context_menu(self, menu: QMenu, action_id: str):
+        """
+        Adds a single toolbar action to the context menu.
+
+        Args:
+            menu (QMenu): The context menu to which the action is added.
+            action_id (str): Unique identifier for the action.
+        """
+        toolbar_action = self.widgets.get(action_id)
+        if not isinstance(toolbar_action, ToolBarAction) or not hasattr(toolbar_action, "action"):
+            return
+        qaction = toolbar_action.action
+        if not isinstance(qaction, QAction):
+            return
+        display_name = qaction.text() or toolbar_action.tooltip or action_id
+        menu_action = QAction(display_name, self)
+        menu_action.setCheckable(True)
+        menu_action.setChecked(qaction.isVisible())
+        menu_action.setData(action_id)  # Store the action_id
+
+        # Set the icon if available
+        if qaction.icon() and not qaction.icon().isNull():
+            menu_action.setIcon(qaction.icon())
+
+        menu.addAction(menu_action)
+
+    def handle_menu_triggered(self, action):
+        """Handles the toggling of toolbar actions from the context menu."""
+        action_id = action.data()
+        if action_id:
+            self.toggle_action_visibility(action_id, action.isChecked())
+
+    def toggle_action_visibility(self, action_id: str, visible: bool):
+        """
+        Toggles the visibility of a specific action on the toolbar.
+
+        Args:
+            action_id(str): Unique identifier for the action to toggle.
+            visible(bool): Whether the action should be visible.
+        """
+        if action_id not in self.widgets:
+            return
+
+        tool_action = self.widgets[action_id]
+        if hasattr(tool_action, "action") and isinstance(tool_action.action, QAction):
+            tool_action.action.setVisible(visible)
+            self.update_separators()
+
+    def update_separators(self):
+        """
+        Hide separators that are adjacent to another separator or have no actions next to them.
+        """
+        toolbar_actions = self.actions()
+
+        for i, action in enumerate(toolbar_actions):
+            if not action.isSeparator():
+                continue
+            # Find the previous visible action
+            prev_visible = None
+            for j in range(i - 1, -1, -1):
+                if toolbar_actions[j].isVisible():
+                    prev_visible = toolbar_actions[j]
+                    break
+
+            # Find the next visible action
+            next_visible = None
+            for j in range(i + 1, len(toolbar_actions)):
+                if toolbar_actions[j].isVisible():
+                    next_visible = toolbar_actions[j]
+                    break
+
+            # Determine if the separator should be hidden
+            # Hide if both previous and next visible actions are separators or non-existent
+            if (prev_visible is None or prev_visible.isSeparator()) and (
+                next_visible is None or next_visible.isSeparator()
+            ):
+                action.setVisible(False)
+            else:
+                action.setVisible(True)
+
+
+class MainWindow(QMainWindow):  # pragma: no cover
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Toolbar / ToolbarBundle Demo")
+
+        self.central_widget = QWidget()
+        self.setCentralWidget(self.central_widget)
+
+        # Create a modular toolbar
+        self.toolbar = ModularToolBar(parent=self, target_widget=self)
+        self.addToolBar(self.toolbar)
+
+        # Example: Add a single bundle
+        home_action = MaterialIconAction(
+            icon_name="home", tooltip="Home", checkable=True, parent=self
+        )
+        settings_action = MaterialIconAction(
+            icon_name="settings", tooltip="Settings", checkable=True, parent=self
+        )
+        profile_action = MaterialIconAction(
+            icon_name="person", tooltip="Profile", checkable=True, parent=self
+        )
+        main_actions_bundle = ToolbarBundle(
+            bundle_id="main_actions",
+            actions=[
+                ("home_action", home_action),
+                ("settings_action", settings_action),
+                ("profile_action", profile_action),
+            ],
+        )
+        self.toolbar.add_bundle(main_actions_bundle, target_widget=self)
+
+        # Another bundle
+        search_action = MaterialIconAction(
+            icon_name="search", tooltip="Search", checkable=True, parent=self
+        )
+        help_action = MaterialIconAction(
+            icon_name="help", tooltip="Help", checkable=True, parent=self
+        )
+        second_bundle = ToolbarBundle(
+            bundle_id="secondary_actions",
+            actions=[("search_action", search_action), ("help_action", help_action)],
+        )
+        self.toolbar.add_bundle(second_bundle, target_widget=self)
+
+
+if __name__ == "__main__":  # pragma: no cover
+    app = QApplication(sys.argv)
+    main_window = MainWindow()
+    main_window.show()
+    sys.exit(app.exec_())

bec_widgets/tests/utils.py

@@ -0,0 +1,234 @@
+from unittest.mock import MagicMock
+
+from bec_lib.device import Device as BECDevice
+from bec_lib.device import Positioner as BECPositioner
+from bec_lib.device import ReadoutPriority
+from bec_lib.devicemanager import DeviceContainer
+
+
+class FakeDevice(BECDevice):
+    """Fake minimal positioner class for testing."""
+
+    def __init__(self, name, enabled=True, readout_priority=ReadoutPriority.MONITORED):
+        super().__init__(name=name)
+        self._enabled = enabled
+        self.signals = {self.name: {"value": 1.0}}
+        self.description = {self.name: {"source": self.name, "dtype": "number", "shape": []}}
+        self._readout_priority = readout_priority
+        self._config = {
+            "readoutPriority": "baseline",
+            "deviceClass": "ophyd.Device",
+            "deviceConfig": {},
+            "deviceTags": ["user device"],
+            "enabled": enabled,
+            "readOnly": False,
+            "name": self.name,
+        }
+
+    @property
+    def readout_priority(self):
+        return self._readout_priority
+
+    @readout_priority.setter
+    def readout_priority(self, value):
+        self._readout_priority = value
+
+    @property
+    def limits(self) -> tuple[float, float]:
+        return self._limits
+
+    @limits.setter
+    def limits(self, value: tuple[float, float]):
+        self._limits = value
+
+    def __contains__(self, item):
+        return item == self.name
+
+    @property
+    def _hints(self):
+        return [self.name]
+
+    def set_value(self, fake_value: float = 1.0) -> None:
+        """
+        Setup fake value for device readout
+        Args:
+            fake_value(float): Desired fake value
+        """
+        self.signals[self.name]["value"] = fake_value
+
+    def describe(self) -> dict:
+        """
+        Get the description of the device
+        Returns:
+            dict: Description of the device
+        """
+        return self.description
+
+
+class FakePositioner(BECPositioner):
+
+    def __init__(
+        self,
+        name,
+        enabled=True,
+        limits=None,
+        read_value=1.0,
+        readout_priority=ReadoutPriority.MONITORED,
+    ):
+        super().__init__(name=name)
+        # self.limits = limits if limits is not None else [0.0, 0.0]
+        self.read_value = read_value
+        self.setpoint_value = read_value
+        self.motor_is_moving_value = 0
+        self._enabled = enabled
+        self._limits = limits
+        self._readout_priority = readout_priority
+        self.signals = {self.name: {"value": 1.0}}
+        self.description = {self.name: {"source": self.name, "dtype": "number", "shape": []}}
+        self._config = {
+            "readoutPriority": "baseline",
+            "deviceClass": "ophyd_devices.SimPositioner",
+            "deviceConfig": {"delay": 1, "tolerance": 0.01, "update_frequency": 400},
+            "deviceTags": ["user motors"],
+            "enabled": enabled,
+            "readOnly": False,
+            "name": self.name,
+        }
+        self._info = {
+            "signals": {
+                "readback": {"kind_str": "5"},  # hinted
+                "setpoint": {"kind_str": "1"},  # normal
+                "velocity": {"kind_str": "2"},  # config
+            }
+        }
+        self.signals = {
+            self.name: {"value": self.read_value},
+            f"{self.name}_setpoint": {"value": self.setpoint_value},
+            f"{self.name}_motor_is_moving": {"value": self.motor_is_moving_value},
+        }
+
+    @property
+    def readout_priority(self):
+        return self._readout_priority
+
+    @readout_priority.setter
+    def readout_priority(self, value):
+        self._readout_priority = value
+
+    @property
+    def enabled(self) -> bool:
+        return self._enabled
+
+    @enabled.setter
+    def enabled(self, value: bool):
+        self._enabled = value
+
+    @property
+    def limits(self) -> tuple[float, float]:
+        return self._limits
+
+    @limits.setter
+    def limits(self, value: tuple[float, float]):
+        self._limits = value
+
+    def __contains__(self, item):
+        return item == self.name
+
+    @property
+    def _hints(self):
+        return [self.name]
+
+    def set_value(self, fake_value: float = 1.0) -> None:
+        """
+        Setup fake value for device readout
+        Args:
+            fake_value(float): Desired fake value
+        """
+        self.read_value = fake_value
+
+    def describe(self) -> dict:
+        """
+        Get the description of the device
+        Returns:
+            dict: Description of the device
+        """
+        return self.description
+
+    @property
+    def precision(self):
+        return 3
+
+    def set_read_value(self, value):
+        self.read_value = value
+
+    def read(self):
+        return self.signals
+
+    def set_limits(self, limits):
+        self.limits = limits
+
+    def move(self, value, relative=False):
+        """Simulates moving the device to a new position."""
+        if relative:
+            self.read_value += value
+        else:
+            self.read_value = value
+        # Respect the limits
+        self.read_value = max(min(self.read_value, self.limits[1]), self.limits[0])
+
+    @property
+    def readback(self):
+        return MagicMock(get=MagicMock(return_value=self.read_value))
+
+
+class Positioner(FakePositioner):
+    """just placeholder for testing embedded isinstance check in DeviceCombobox"""
+
+    def __init__(self, name="test", limits=None, read_value=1.0):
+        super().__init__(name, limits, read_value)
+
+
+class Device(FakeDevice):
+    """just placeholder for testing embedded isinstance check in DeviceCombobox"""
+
+    def __init__(self, name, enabled=True):
+        super().__init__(name, enabled)
+
+
+class DMMock:
+    def __init__(self):
+        self.devices = DeviceContainer()
+        self.enabled_devices = [device for device in self.devices if device.enabled]
+
+    def add_devives(self, devices: list):
+        for device in devices:
+            self.devices[device.name] = device
+
+
+DEVICES = [
+    FakePositioner("samx", limits=[-10, 10], read_value=2.0),
+    FakePositioner("samy", limits=[-5, 5], read_value=3.0),
+    FakePositioner("samz", limits=[-8, 8], read_value=4.0),
+    FakePositioner("aptrx", limits=None, read_value=4.0),
+    FakePositioner("aptry", limits=None, read_value=5.0),
+    FakeDevice("gauss_bpm"),
+    FakeDevice("gauss_adc1"),
+    FakeDevice("gauss_adc2"),
+    FakeDevice("gauss_adc3"),
+    FakeDevice("bpm4i"),
+    FakeDevice("bpm3a"),
+    FakeDevice("bpm3i"),
+    FakeDevice("eiger", readout_priority=ReadoutPriority.ASYNC),
+    FakeDevice("waveform1d"),
+    FakeDevice("async_device", readout_priority=ReadoutPriority.ASYNC),
+    Positioner("test", limits=[-10, 10], read_value=2.0),
+    Device("test_device"),
+]
+
+
+def check_remote_data_size(widget, plot_name, num_elements):
+    """
+    Check if the remote data has the correct number of elements.
+    Used in the qtbot.waitUntil function.
+    """
+    return len(widget.get_all_data()[plot_name]["x"]) == num_elements

bec_widgets/utils/bec_connector.py

@@ -4,19 +4,23 @@ from __future__ import annotations
 import os
 import time
 import uuid
-from typing import Optional
+from typing import TYPE_CHECKING, Optional
 
-import yaml
+from bec_lib.logger import bec_logger
 from bec_lib.utils.import_utils import lazy_import_from
 from pydantic import BaseModel, Field, field_validator
 from qtpy.QtCore import QObject, QRunnable, QThreadPool, Signal
 from qtpy.QtWidgets import QApplication
 
-from bec_widgets.cli.rpc_register import RPCRegister
+from bec_widgets.cli.rpc.rpc_register import RPCRegister
 from bec_widgets.qt_utils.error_popups import ErrorPopupUtility
 from bec_widgets.qt_utils.error_popups import SafeSlot as pyqtSlot
 from bec_widgets.utils.yaml_dialog import load_yaml, load_yaml_gui, save_yaml, save_yaml_gui
 
+if TYPE_CHECKING:
+    from bec_widgets.utils.bec_dispatcher import BECDispatcher
+
+logger = bec_logger.logger
 BECDispatcher = lazy_import_from("bec_widgets.utils.bec_dispatcher", ("BECDispatcher",))
 
 
@@ -68,7 +72,7 @@ class Worker(QRunnable):
 class BECConnector:
     """Connection mixin class to handle BEC client and device manager"""
 
-    USER_ACCESS = ["_config_dict", "_get_all_rpc"]
+    USER_ACCESS = ["_config_dict", "_get_all_rpc", "_rpc_id"]
     EXIT_HANDLERS = {}
 
     def __init__(self, client=None, config: ConnectionConfig = None, gui_id: str = None):
@@ -81,9 +85,9 @@ class BECConnector:
             # the function depends on BECClient, and BECDispatcher
             @pyqtSlot()
             def terminate(client=self.client, dispatcher=self.bec_dispatcher):
-                print("Disconnecting", repr(dispatcher))
+                logger.info("Disconnecting", repr(dispatcher))
                 dispatcher.disconnect_all()
-                print("Shutting down BEC Client", repr(client))
+                logger.info("Shutting down BEC Client", repr(client))
                 client.shutdown()
 
             BECConnector.EXIT_HANDLERS[self.client] = terminate
@@ -93,7 +97,7 @@ class BECConnector:
             self.config = config
             self.config.widget_class = self.__class__.__name__
         else:
-            print(
+            logger.debug(
                 f"No initial config found for {self.__class__.__name__}.\n"
                 f"Initializing with default config."
             )
@@ -107,7 +111,7 @@ class BECConnector:
 
         # register widget to rpc register
         # be careful: when registering, and the object is not a BECWidget,
-        # cleanup has to called manually since there is no 'closeEvent'
+        # cleanup has to be called manually since there is no 'closeEvent'
         self.rpc_register = RPCRegister()
         self.rpc_register.add_rpc(self)
 
@@ -115,6 +119,8 @@ class BECConnector:
         self.error_utility = ErrorPopupUtility()
 
         self._thread_pool = QThreadPool.globalInstance()
+        # Store references to running workers so they're not garbage collected prematurely.
+        self._workers = []
 
     def submit_task(self, fn, *args, on_complete: pyqtSlot = None, **kwargs) -> Worker:
         """
@@ -143,11 +149,14 @@ class BECConnector:
             >>> def on_complete():
             >>>     print("Task complete")
             >>> self.submit_task(my_function, 1, 2, on_complete=on_complete)
-
         """
         worker = Worker(fn, *args, **kwargs)
         if on_complete:
             worker.signals.completed.connect(on_complete)
+        # Keep a reference to the worker so it is not garbage collected.
+        self._workers.append(worker)
+        # When the worker is done, remove it from our list.
+        worker.signals.completed.connect(lambda: self._workers.remove(worker))
         self._thread_pool.start(worker)
         return worker
 
@@ -179,10 +188,10 @@ class BECConnector:
     @_config_dict.setter
     def _config_dict(self, config: BaseModel) -> None:
         """
-        Get the configuration of the widget.
+        Set the configuration of the widget.
 
-        Returns:
-            dict: The configuration of the widget.
+        Args:
+            config (BaseModel): The new configuration model.
         """
         self.config = config
 
@@ -191,8 +200,8 @@ class BECConnector:
         Apply the configuration to the widget.
 
         Args:
-            config(dict): Configuration settings.
-            generate_new_id(bool): If True, generate a new GUI ID for the widget.
+            config (dict): Configuration settings.
+            generate_new_id (bool): If True, generate a new GUI ID for the widget.
         """
         self.config = ConnectionConfig(**config)
         if generate_new_id is True:
@@ -208,8 +217,8 @@ class BECConnector:
         Load the configuration of the widget from YAML.
 
         Args:
-            path(str): Path to the configuration file for non-GUI dialog mode.
-            gui(bool): If True, use the GUI dialog to load the configuration file.
+            path (str | None): Path to the configuration file for non-GUI dialog mode.
+            gui (bool): If True, use the GUI dialog to load the configuration file.
         """
         if gui is True:
             config = load_yaml_gui(self)
@@ -228,8 +237,8 @@ class BECConnector:
         Save the configuration of the widget to YAML.
 
         Args:
-            path(str): Path to save the configuration file for non-GUI dialog mode.
-            gui(bool): If True, use the GUI dialog to save the configuration file.
+            path (str | None): Path to save the configuration file for non-GUI dialog mode.
+            gui (bool): If True, use the GUI dialog to save the configuration file.
         """
         if gui is True:
             save_yaml_gui(self, self._config_dict)
@@ -237,7 +246,6 @@ class BECConnector:
             if path is None:
                 path = os.getcwd()
             file_path = os.path.join(path, f"{self.__class__.__name__}_config.yaml")
-
             save_yaml(file_path, self._config_dict)
 
     @pyqtSlot(str)
@@ -246,7 +254,7 @@ class BECConnector:
         Set the GUI ID for the widget.
 
         Args:
-            gui_id(str): GUI ID
+            gui_id (str): GUI ID.
         """
         self.config.gui_id = gui_id
         self.gui_id = gui_id
@@ -267,7 +275,7 @@ class BECConnector:
         """Update the client and device manager from BEC and create object for BEC shortcuts.
 
         Args:
-            client: BEC client
+            client: BEC client.
         """
         self.client = client
         self.get_bec_shortcuts()
@@ -278,12 +286,10 @@ class BECConnector:
         Update the configuration for the widget.
 
         Args:
-            config(ConnectionConfig): Configuration settings.
+            config (ConnectionConfig | dict): Configuration settings.
         """
         if isinstance(config, dict):
             config = ConnectionConfig(**config)
-            # TODO add error handler
-
         self.config = config
 
     def get_config(self, dict_output: bool = True) -> dict | BaseModel:
@@ -291,12 +297,45 @@ class BECConnector:
         Get the configuration of the widget.
 
         Args:
-            dict_output(bool): If True, return the configuration as a dictionary. If False, return the configuration as a pydantic model.
+            dict_output (bool): If True, return the configuration as a dictionary.
+                                If False, return the configuration as a pydantic model.
 
         Returns:
-            dict: The configuration of the plot widget.
+            dict | BaseModel: The configuration of the widget.
         """
         if dict_output:
             return self.config.model_dump()
         else:
             return self.config
+
+
+# --- Example usage of BECConnector: running a simple task ---
+if __name__ == "__main__":  # pragma: no cover
+    import sys
+
+    # Create a QApplication instance (required for QThreadPool)
+    app = QApplication(sys.argv)
+
+    connector = BECConnector()
+
+    def print_numbers():
+        """
+        Task function that prints numbers 1 to 10 with a 0.5 second delay between each.
+        """
+        for i in range(1, 11):
+            print(i)
+            time.sleep(0.5)
+
+    def task_complete():
+        """
+        Called when the task is complete.
+        """
+        print("Task complete")
+        # Exit the application after the task completes.
+        app.quit()
+
+    # Submit the task using the connector's submit_task method.
+    connector.submit_task(print_numbers, on_complete=task_complete)
+
+    # Start the Qt event loop.
+    sys.exit(app.exec_())

bec_widgets/utils/bec_designer.py

@@ -93,17 +93,24 @@ def patch_designer():  # pragma: no cover
             _extend_path_var("PATH", os.fspath(Path(sys._base_executable).parent), True)
     else:
         if sys.platform == "linux":
-            suffix = f"{sys.abiflags}.so"
             env_var = "LD_PRELOAD"
+            current_pid = os.getpid()
+            with open(f"/proc/{current_pid}/maps", "rt") as f:
+                for line in f:
+                    if "libpython" in line:
+                        lib_path = line.split()[-1]
+                        os.environ[env_var] = lib_path
+                        break
+
         elif sys.platform == "darwin":
             suffix = ".dylib"
             env_var = "DYLD_INSERT_LIBRARIES"
+            version = f"{major_version}.{minor_version}"
+            library_name = f"libpython{version}{suffix}"
+            lib_path = str(Path(sysconfig.get_config_var("LIBDIR")) / library_name)
+            os.environ[env_var] = lib_path
         else:
             raise RuntimeError(f"Unsupported platform: {sys.platform}")
-        version = f"{major_version}.{minor_version}"
-        library_name = f"libpython{version}{suffix}"
-        lib_path = str(Path(sysconfig.get_config_var("LIBDIR")) / library_name)
-        os.environ[env_var] = lib_path
 
         if is_pyenv_python() or is_virtual_env():
             # append all editable packages to the PYTHONPATH

bec_widgets/utils/bec_dispatcher.py

@@ -6,11 +6,14 @@ from typing import TYPE_CHECKING, Union
 
 import redis
 from bec_lib.client import BECClient
+from bec_lib.logger import bec_logger
 from bec_lib.redis_connector import MessageObject, RedisConnector
 from bec_lib.service_config import ServiceConfig
 from qtpy.QtCore import QObject
 from qtpy.QtCore import Signal as pyqtSignal
 
+logger = bec_logger.logger
+
 if TYPE_CHECKING:
     from bec_lib.endpoints import EndpointInfo
 
@@ -65,11 +68,6 @@ class QtRedisConnector(RedisConnector):
             cb(msg.content, msg.metadata)
 
 
-class BECClientWithoutLoggerInit(BECClient):
-    def _initialize_logger(self):
-        return
-
-
 class BECDispatcher:
     """Utility class to keep track of slots connected to a particular redis connector"""
 
@@ -94,24 +92,22 @@ class BECDispatcher:
                 if not isinstance(config, ServiceConfig):
                     # config is supposed to be a path
                     config = ServiceConfig(config)
-                self.client = BECClientWithoutLoggerInit(
-                    config=config, connector_cls=QtRedisConnector
-                )  # , forced=True)
-            else:
-                self.client = BECClientWithoutLoggerInit(
-                    connector_cls=QtRedisConnector
-                )  # , forced=True)
+            self.client = BECClient(
+                config=config, connector_cls=QtRedisConnector, name="BECWidgets"
+            )
         else:
             if self.client.started:
                 # have to reinitialize client to use proper connector
+                logger.info("Shutting down BECClient to switch to QtRedisConnector")
                 self.client.shutdown()
             self.client._BECClient__init_params["connector_cls"] = QtRedisConnector
 
         try:
             self.client.start()
         except redis.exceptions.ConnectionError:
-            print("Could not connect to Redis, skipping start of BECClient.")
+            logger.warning("Could not connect to Redis, skipping start of BECClient.")
 
+        logger.success("Initialized BECDispatcher")
         self._initialized = True
 
     @classmethod

bec_widgets/utils/bec_signal_proxy.py

@@ -0,0 +1,82 @@
+""" This custom class is a thin wrapper around the SignalProxy class to allow signal calls to be blocked.
+Unblocking the proxy needs to be done through the slot unblock_proxy. The most likely use case for this class is
+when the callback function is potentially initiating a slower progress, i.e. requesting a data analysis routine to 
+analyse data. Requesting a new fit may lead to request piling up and an overall slow done of performance. This proxy
+will allow you to decide by yourself when to unblock and execute the callback again."""
+
+from pyqtgraph import SignalProxy
+from qtpy.QtCore import QTimer, Signal
+
+from bec_widgets.qt_utils.error_popups import SafeSlot
+
+
+class BECSignalProxy(SignalProxy):
+    """
+    Thin wrapper around the SignalProxy class to allow signal calls to be blocked,
+    but arguments still being stored.
+
+    Args:
+        *args: Arguments to pass to the SignalProxy class.
+        rateLimit (int): The rateLimit of the proxy.
+        timeout (float): The number of seconds after which the proxy automatically
+                         unblocks if still blocked. Default is 10.0 seconds.
+        **kwargs: Keyword arguments to pass to the SignalProxy class.
+
+    Example:
+        >>> proxy = BECSignalProxy(signal, rate_limit=25, slot=callback)
+    """
+
+    is_blocked = Signal(bool)
+
+    def __init__(self, *args, rateLimit=25, timeout=10.0, **kwargs):
+        super().__init__(*args, rateLimit=rateLimit, **kwargs)
+        self._blocking = False
+        self.old_args = None
+        self.new_args = None
+
+        # Store timeout value (in seconds)
+        self._timeout = timeout
+
+        # Create a single-shot timer for auto-unblocking
+        self._timer = QTimer()
+        self._timer.setSingleShot(True)
+        self._timer.timeout.connect(self._timeout_unblock)
+
+    @property
+    def blocked(self):
+        """Returns if the proxy is blocked"""
+        return self._blocking
+
+    @blocked.setter
+    def blocked(self, value: bool):
+        self._blocking = value
+        self.is_blocked.emit(value)
+
+    def signalReceived(self, *args):
+        """Receive signal, store the args and call signalReceived from the parent class if not blocked"""
+        self.new_args = args
+        if self.blocked is True:
+            return
+        self.blocked = True
+        self.old_args = args
+        super().signalReceived(*args)
+
+        self._timer.start(int(self._timeout * 1000))
+
+    @SafeSlot()
+    def unblock_proxy(self):
+        """Unblock the proxy, and call the signalReceived method in case there was an update of the args."""
+        if self.blocked:
+            self._timer.stop()
+            self.blocked = False
+            if self.new_args != self.old_args:
+                self.signalReceived(*self.new_args)
+
+    @SafeSlot()
+    def _timeout_unblock(self):
+        """
+        Internal method called by the QTimer upon timeout. Unblocks the proxy
+        automatically if it is still blocked.
+        """
+        if self.blocked:
+            self.unblock_proxy()

bec_widgets/utils/bec_widget.py

@@ -1,21 +1,89 @@
+from __future__ import annotations
+
+import darkdetect
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import Slot
 from qtpy.QtWidgets import QApplication, QWidget
 
 from bec_widgets.utils.bec_connector import BECConnector, ConnectionConfig
 from bec_widgets.utils.colors import set_theme
 
+logger = bec_logger.logger
+
 
 class BECWidget(BECConnector):
     """Mixin class for all BEC widgets, to handle cleanup"""
 
-    def __init__(self, client=None, config: ConnectionConfig = None, gui_id: str = None):
+    # The icon name is the name of the icon in the icon theme, typically a name taken
+    # from fonts.google.com/icons. Override this in subclasses to set the icon name.
+    ICON_NAME = "widgets"
+
+    def __init__(
+        self,
+        client=None,
+        config: ConnectionConfig = None,
+        gui_id: str = None,
+        theme_update: bool = False,
+    ):
+        """
+        Base class for all BEC widgets. This class should be used as a mixin class for all BEC widgets, e.g.:
+
+
+        >>> 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)
+
+
+        Args:
+            client(BECClient, optional): The BEC client.
+            config(ConnectionConfig, optional): The connection configuration.
+            gui_id(str, optional): The GUI ID.
+            theme_update(bool, optional): Whether to subscribe to theme updates. Defaults to False. When set to True, the
+                widget's apply_theme method will be called when the theme changes.
+        """
         if not isinstance(self, QWidget):
             raise RuntimeError(f"{repr(self)} is not a subclass of QWidget")
-        super().__init__(client, config, gui_id)
+        super().__init__(client=client, config=config, gui_id=gui_id)
 
         # Set the theme to auto if it is not set yet
         app = QApplication.instance()
         if not hasattr(app, "theme"):
-            set_theme("dark")
+            # 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()
+
+    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)
+
+    def _update_theme(self, theme: str):
+        """Update the theme."""
+        if theme is None:
+            qapp = QApplication.instance()
+            if hasattr(qapp, "theme"):
+                theme = qapp.theme.theme
+            else:
+                theme = "dark"
+        self.apply_theme(theme)
+
+    @Slot(str)
+    def apply_theme(self, theme: str):
+        """
+        Apply the theme to the widget.
+
+        Args:
+            theme(str, optional): The theme to be applied.
+        """
 
     def cleanup(self):
         """Cleanup the widget."""

bec_widgets/utils/colors.py

@@ -1,6 +1,8 @@
+from __future__ import annotations
+
 import itertools
 import re
-from typing import Literal
+from typing import TYPE_CHECKING, Literal
 
 import bec_qthemes
 import numpy as np
@@ -10,15 +12,39 @@ from pydantic_core import PydanticCustomError
 from qtpy.QtGui import QColor
 from qtpy.QtWidgets import QApplication
 
+if TYPE_CHECKING:
+    from bec_qthemes._main import AccentColors
+
 
 def get_theme_palette():
     if QApplication.instance() is None or not hasattr(QApplication.instance(), "theme"):
         theme = "dark"
     else:
-        theme = QApplication.instance().theme["theme"]
+        theme = QApplication.instance().theme.theme
     return bec_qthemes.load_palette(theme)
 
 
+def get_accent_colors() -> AccentColors | None:
+    """
+    Get the accent colors for the current theme. These colors are extensions of the color palette
+    and are used to highlight specific elements in the UI.
+    """
+    if QApplication.instance() is None or not hasattr(QApplication.instance(), "theme"):
+        return 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.
@@ -27,28 +53,31 @@ def set_theme(theme: Literal["dark", "light", "auto"]):
         theme (Literal["dark", "light", "auto"]): The theme to set. "auto" will automatically switch between dark and light themes based on the system theme.
     """
     app = QApplication.instance()
-    bec_qthemes.setup_theme(theme)
-    pg.setConfigOption("background", "w" if app.theme["theme"] == "light" else "k")
+    bec_qthemes.setup_theme(theme, install_event_filter=False)
+
+    app.theme_signal.theme_updated.emit(theme)
+    apply_theme(theme)
 
-    # pylint: disable=protected-access
     if theme != "auto":
         return
 
-    def callback():
-        app.theme["theme"] = listener._theme.lower()
-        apply_theme(listener._theme.lower())
-
-    listener = OSThemeSwitchListener(callback)
-
-    app.installEventFilter(listener)
+    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 apply_theme(theme: Literal["dark", "light"]):
+    """
+    Apply the theme to all pyqtgraph widgets. Do not use this function directly. Use set_theme instead.
+    """
     app = QApplication.instance()
     # go through all pyqtgraph widgets and set background
     children = itertools.chain.from_iterable(
         top.findChildren(pg.GraphicsLayoutWidget) for top in app.topLevelWidgets()
     )
+    pg.setConfigOptions(
+        foreground="d" if theme == "dark" else "k", background="k" if theme == "dark" else "w"
+    )
     for pg_widget in children:
         pg_widget.setBackground("k" if theme == "dark" else "w")
 
@@ -78,9 +107,98 @@ class Colors:
             angles.append(angle)
         return angles
 
+    @staticmethod
+    def set_theme_offset(theme: Literal["light", "dark"] | None = None, offset=0.2) -> tuple:
+        """
+        Set the theme offset to avoid colors too close to white or black with light or dark theme respectively for pyqtgraph plot background.
+
+        Args:
+            theme(str): The theme to be applied.
+            offset(float): Offset to avoid colors too close to white or black with light or dark theme respectively for pyqtgraph plot background.
+
+        Returns:
+            tuple: Tuple of min_pos and max_pos.
+
+        Raises:
+            ValueError: If theme_offset is not between 0 and 1.
+        """
+
+        if offset < 0 or offset > 1:
+            raise ValueError("theme_offset must be between 0 and 1")
+
+        if theme is None:
+            app = QApplication.instance()
+            if hasattr(app, "theme"):
+                theme = app.theme.theme
+
+        if theme == "light":
+            min_pos = 0.0
+            max_pos = 1 - offset
+        else:
+            min_pos = 0.0 + offset
+            max_pos = 1.0
+
+        return min_pos, max_pos
+
+    @staticmethod
+    def evenly_spaced_colors(
+        colormap: str,
+        num: int,
+        format: Literal["QColor", "HEX", "RGB"] = "QColor",
+        theme_offset=0.2,
+        theme: Literal["light", "dark"] | None = None,
+    ) -> list:
+        """
+        Extract `num` colors from the specified colormap, evenly spaced along its range,
+        and return them in the specified format.
+
+        Args:
+            colormap (str): Name of the colormap.
+            num (int): Number of requested colors.
+            format (Literal["QColor","HEX","RGB"]): The format of the returned colors ('RGB', 'HEX', 'QColor').
+            theme_offset (float): Has to be between 0-1. Offset to avoid colors too close to white or black with light or dark theme respectively for pyqtgraph plot background.
+            theme (Literal['light', 'dark'] | None): The theme to be applied. Overrides the QApplication theme if specified.
+
+        Returns:
+            list: List of colors in the specified format.
+
+        Raises:
+            ValueError: If theme_offset is not between 0 and 1.
+        """
+        if theme_offset < 0 or theme_offset > 1:
+            raise ValueError("theme_offset must be between 0 and 1")
+
+        cmap = pg.colormap.get(colormap)
+        min_pos, max_pos = Colors.set_theme_offset(theme, theme_offset)
+
+        # Generate positions that are evenly spaced within the acceptable range
+        if num == 1:
+            positions = np.array([(min_pos + max_pos) / 2])
+        else:
+            positions = np.linspace(min_pos, max_pos, num)
+
+        # Sample colors from the colormap at the calculated positions
+        colors = cmap.map(positions, mode="float")
+        color_list = []
+
+        for color in colors:
+            if format.upper() == "HEX":
+                color_list.append(QColor.fromRgbF(*color).name())
+            elif format.upper() == "RGB":
+                color_list.append(tuple((np.array(color) * 255).astype(int)))
+            elif format.upper() == "QCOLOR":
+                color_list.append(QColor.fromRgbF(*color))
+            else:
+                raise ValueError("Unsupported format. Please choose 'RGB', 'HEX', or 'QColor'.")
+        return color_list
+
     @staticmethod
     def golden_angle_color(
-        colormap: str, num: int, format: Literal["QColor", "HEX", "RGB"] = "QColor"
+        colormap: str,
+        num: int,
+        format: Literal["QColor", "HEX", "RGB"] = "QColor",
+        theme_offset=0.2,
+        theme: Literal["dark", "light"] | None = None,
     ) -> list:
         """
         Extract num colors from the specified colormap following golden angle distribution and return them in the specified format.
@@ -89,45 +207,39 @@ class Colors:
             colormap (str): Name of the colormap.
             num (int): Number of requested colors.
             format (Literal["QColor","HEX","RGB"]): The format of the returned colors ('RGB', 'HEX', 'QColor').
+            theme_offset (float): Has to be between 0-1. Offset to avoid colors too close to white or black with light or dark theme respectively for pyqtgraph plot background.
 
         Returns:
             list: List of colors in the specified format.
 
         Raises:
-            ValueError: If the number of requested colors is greater than the number of colors in the colormap.
+            ValueError: If theme_offset is not between 0 and 1.
         """
-        cmap = pg.colormap.get(colormap)
-        cmap_colors = cmap.getColors(mode="float")
-        if num > len(cmap_colors):
-            raise ValueError(
-                f"Number of colors requested ({num}) is greater than the number of colors in the colormap ({len(cmap_colors)})"
-            )
-        angles = Colors.golden_ratio(len(cmap_colors))
-        color_selection = np.round(np.interp(angles, (-np.pi, np.pi), (0, len(cmap_colors))))
-        colors = []
-        ii = 0
-        while len(colors) < num:
-            color_index = int(color_selection[ii])
-            color = cmap_colors[color_index]
-            app = QApplication.instance()
-            if hasattr(app, "theme") and app.theme["theme"] == "light":
-                background = 255
-            else:
-                background = 0
-            if np.abs(np.mean(color[:3] * 255) - background) < 50:
-                ii += 1
-                continue
 
+        cmap = pg.colormap.get(colormap)
+        phi = (1 + np.sqrt(5)) / 2  # Golden ratio
+        golden_angle_conjugate = 1 - (1 / phi)  # Approximately 0.38196601125
+
+        min_pos, max_pos = Colors.set_theme_offset(theme, theme_offset)
+
+        # Generate positions within the acceptable range
+        positions = np.mod(np.arange(num) * golden_angle_conjugate, 1)
+        positions = min_pos + positions * (max_pos - min_pos)
+
+        # Sample colors from the colormap at the calculated positions
+        colors = cmap.map(positions, mode="float")
+        color_list = []
+
+        for color in colors:
             if format.upper() == "HEX":
-                colors.append(QColor.fromRgbF(*color).name())
+                color_list.append(QColor.fromRgbF(*color).name())
             elif format.upper() == "RGB":
-                colors.append(tuple((np.array(color) * 255).astype(int)))
+                color_list.append(tuple((np.array(color) * 255).astype(int)))
             elif format.upper() == "QCOLOR":
-                colors.append(QColor.fromRgbF(*color))
+                color_list.append(QColor.fromRgbF(*color))
             else:
                 raise ValueError("Unsupported format. Please choose 'RGB', 'HEX', or 'QColor'.")
-            ii += 1
-        return colors
+        return color_list
 
     @staticmethod
     def hex_to_rgba(hex_color: str, alpha=255) -> tuple:
@@ -356,7 +468,7 @@ class Colors:
             return color
 
     @staticmethod
-    def validate_color_map(color_map: str) -> str:
+    def validate_color_map(color_map: str, return_error: bool = True) -> str | bool:
         """
         Validate the colormap input if it is supported by pyqtgraph. Can be used in any pydantic model as a field validator. If validation fails it prints all available colormaps from pyqtgraph instance.
 
@@ -364,13 +476,24 @@ class Colors:
             color_map(str): The colormap to be validated.
 
         Returns:
-            str: The validated colormap.
+            str: The validated colormap, if colormap is valid.
+            bool: False, if colormap is invalid.
+
+        Raises:
+            PydanticCustomError: If colormap is invalid.
         """
-        available_colormaps = pg.colormap.listMaps()
+        available_pg_maps = pg.colormap.listMaps()
+        available_mpl_maps = pg.colormap.listMaps("matplotlib")
+        available_mpl_colorcet = pg.colormap.listMaps("colorcet")
+
+        available_colormaps = available_pg_maps + available_mpl_maps + available_mpl_colorcet
         if color_map not in available_colormaps:
-            raise PydanticCustomError(
-                "unsupported colormap",
-                f"Colormap '{color_map}' not found in the current installation of pyqtgraph. Choose on the following: {available_colormaps}.",
-                {"wrong_value": color_map},
-            )
+            if return_error:
+                raise PydanticCustomError(
+                    "unsupported colormap",
+                    f"Colormap '{color_map}' not found in the current installation of pyqtgraph. Choose on the following: {available_colormaps}.",
+                    {"wrong_value": color_map},
+                )
+            else:
+                return False
         return color_map

bec_widgets/utils/crosshair.py

@@ -2,21 +2,34 @@ from collections import defaultdict
 
 import numpy as np
 import pyqtgraph as pg
+from qtpy.QtCore import QObject, Qt, Signal, Slot
+from qtpy.QtWidgets import QApplication
 
-# from qtpy.QtCore import QObject, pyqtSignal
-from qtpy.QtCore import QObject, Qt
-from qtpy.QtCore import Signal as pyqtSignal
+
+class CrosshairScatterItem(pg.ScatterPlotItem):
+    def setDownsampling(self, ds=None, auto=None, method=None):
+        pass
+
+    def setClipToView(self, state):
+        pass
+
+    def setAlpha(self, *args, **kwargs):
+        pass
 
 
 class Crosshair(QObject):
-    positionChanged = pyqtSignal(tuple)
-    positionClicked = pyqtSignal(tuple)
+    # QT Position of mouse cursor
+    positionChanged = Signal(tuple)
+    positionClicked = Signal(tuple)
+    # Plain crosshair position signals mapped to real coordinates
+    crosshairChanged = Signal(tuple)
+    crosshairClicked = Signal(tuple)
     # Signal for 1D plot
-    coordinatesChanged1D = pyqtSignal(tuple)
-    coordinatesClicked1D = pyqtSignal(tuple)
+    coordinatesChanged1D = Signal(tuple)
+    coordinatesClicked1D = Signal(tuple)
     # Signal for 2D plot
-    coordinatesChanged2D = pyqtSignal(tuple)
-    coordinatesClicked2D = pyqtSignal(tuple)
+    coordinatesChanged2D = Signal(tuple)
+    coordinatesClicked2D = Signal(tuple)
 
     def __init__(self, plot_item: pg.PlotItem, precision: int = 3, parent=None):
         """
@@ -37,51 +50,147 @@ class Crosshair(QObject):
         self.v_line.skip_auto_range = True
         self.h_line = pg.InfiniteLine(angle=0, movable=False)
         self.h_line.skip_auto_range = True
+        # Add custom attribute to identify crosshair lines
+        self.v_line.is_crosshair = True
+        self.h_line.is_crosshair = True
         self.plot_item.addItem(self.v_line, ignoreBounds=True)
         self.plot_item.addItem(self.h_line, ignoreBounds=True)
+
+        # Initialize highlighted curve in a case of multiple curves
+        self.highlighted_curve_index = None
+
+        # Add TextItem to display coordinates
+        self.coord_label = pg.TextItem("", anchor=(1, 1), fill=(0, 0, 0, 100))
+        self.coord_label.setVisible(False)  # Hide initially
+        self.coord_label.skip_auto_range = True
+        self.plot_item.addItem(self.coord_label)
+
+        # Signals to connect
         self.proxy = pg.SignalProxy(
             self.plot_item.scene().sigMouseMoved, rateLimit=60, slot=self.mouse_moved
         )
+        self.positionChanged.connect(self.update_coord_label)
         self.plot_item.scene().sigMouseClicked.connect(self.mouse_clicked)
 
+        # Connect signals from pyqtgraph right click menu
         self.plot_item.ctrl.derivativeCheck.checkStateChanged.connect(self.check_derivatives)
         self.plot_item.ctrl.logXCheck.checkStateChanged.connect(self.check_log)
         self.plot_item.ctrl.logYCheck.checkStateChanged.connect(self.check_log)
+        self.plot_item.ctrl.downsampleSpin.valueChanged.connect(self.clear_markers)
 
         # Initialize markers
+        self.items = []
         self.marker_moved_1d = {}
         self.marker_clicked_1d = {}
         self.marker_2d = None
         self.update_markers()
+        self.check_log()
+        self.check_derivatives()
+
+        self._connect_to_theme_change()
+
+    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)
+            self._update_theme()
+
+    @Slot(str)
+    def _update_theme(self, theme: str | None = None):
+        """Update the theme."""
+        if theme is None:
+            qapp = QApplication.instance()
+            if hasattr(qapp, "theme"):
+                theme = qapp.theme.theme
+            else:
+                theme = "dark"
+        self.apply_theme(theme)
+
+    def apply_theme(self, theme: str):
+        """Apply the theme to the plot."""
+        if theme == "dark":
+            text_color = "w"
+            label_bg_color = (50, 50, 50, 150)
+        elif theme == "light":
+            text_color = "k"
+            label_bg_color = (240, 240, 240, 150)
+        else:
+            text_color = "w"
+            label_bg_color = (50, 50, 50, 150)
+
+        self.coord_label.setColor(text_color)
+        self.coord_label.fill = pg.mkBrush(label_bg_color)
+        self.coord_label.border = pg.mkPen(None)
+
+    @Slot(int)
+    def update_highlighted_curve(self, curve_index: int):
+        """
+        Update the highlighted curve in the case of multiple curves in a plot item.
+
+        Args:
+            curve_index(int): The index of curve to highlight
+        """
+        self.highlighted_curve_index = curve_index
+        self.clear_markers()
+        self.update_markers()
 
     def update_markers(self):
         """Update the markers for the crosshair, creating new ones if necessary."""
 
-        # Create new markers
-        for item in self.plot_item.items:
+        if self.highlighted_curve_index is not None and hasattr(self.plot_item, "visible_curves"):
+            # Focus on the highlighted curve only
+            self.items = [self.plot_item.visible_curves[self.highlighted_curve_index]]
+        else:
+            # Handle all curves
+            self.items = self.plot_item.items
+
+        # Create or update markers
+        for item in self.items:
             if isinstance(item, pg.PlotDataItem):  # 1D plot
-                if item.name() in self.marker_moved_1d:
-                    continue
                 pen = item.opts["pen"]
                 color = pen.color() if hasattr(pen, "color") else pg.mkColor(pen)
-                marker_moved = pg.ScatterPlotItem(
-                    size=10, pen=pg.mkPen(color), brush=pg.mkBrush(None)
-                )
-                marker_moved.skip_auto_range = True
-                self.marker_moved_1d[item.name()] = marker_moved
-                self.plot_item.addItem(marker_moved)
-
-                # Create glowing effect markers for clicked events
-                for size, alpha in [(18, 64), (14, 128), (10, 255)]:
-                    marker_clicked = pg.ScatterPlotItem(
-                        size=size,
-                        pen=pg.mkPen(None),
-                        brush=pg.mkBrush(color.red(), color.green(), color.blue(), alpha),
+                name = item.name() or str(id(item))
+                if name in self.marker_moved_1d:
+                    # Update existing markers
+                    marker_moved = self.marker_moved_1d[name]
+                    marker_moved.setPen(pg.mkPen(color))
+                    # Update clicked markers' brushes
+                    for marker_clicked in self.marker_clicked_1d[name]:
+                        alpha = marker_clicked.opts["brush"].color().alpha()
+                        marker_clicked.setBrush(
+                            pg.mkBrush(color.red(), color.green(), color.blue(), alpha)
+                        )
+                    # Update z-values
+                    marker_moved.setZValue(item.zValue() + 1)
+                    for marker_clicked in self.marker_clicked_1d[name]:
+                        marker_clicked.setZValue(item.zValue() + 1)
+                else:
+                    # Create new markers
+                    marker_moved = CrosshairScatterItem(
+                        size=10, pen=pg.mkPen(color), brush=pg.mkBrush(None)
                     )
-                    marker_clicked.skip_auto_range = True
-                    self.marker_clicked_1d[item.name()] = marker_clicked
-                    self.plot_item.addItem(marker_clicked)
+                    marker_moved.skip_auto_range = True
+                    marker_moved.is_crosshair = True
+                    self.marker_moved_1d[name] = marker_moved
+                    self.plot_item.addItem(marker_moved)
+                    # Set marker z-value higher than the curve
+                    marker_moved.setZValue(item.zValue() + 1)
 
+                    # Create glowing effect markers for clicked events
+                    marker_clicked_list = []
+                    for size, alpha in [(18, 64), (14, 128), (10, 255)]:
+                        marker_clicked = CrosshairScatterItem(
+                            size=size,
+                            pen=pg.mkPen(None),
+                            brush=pg.mkBrush(color.red(), color.green(), color.blue(), alpha),
+                        )
+                        marker_clicked.skip_auto_range = True
+                        marker_clicked.is_crosshair = True
+                        self.plot_item.addItem(marker_clicked)
+                        marker_clicked.setZValue(item.zValue() + 1)
+                        marker_clicked_list.append(marker_clicked)
+                    self.marker_clicked_1d[name] = marker_clicked_list
             elif isinstance(item, pg.ImageItem):  # 2D plot
                 if self.marker_2d is not None:
                     continue
@@ -103,12 +212,11 @@ class Crosshair(QObject):
         """
         y_values = defaultdict(list)
         x_values = defaultdict(list)
-        image_2d = None
 
         # Iterate through items in the plot
-        for item in self.plot_item.items:
+        for item in self.items:
             if isinstance(item, pg.PlotDataItem):  # 1D plot
-                name = item.name()
+                name = item.name() or str(id(item))
                 plot_data = item._getDisplayDataset()
                 if plot_data is None:
                     continue
@@ -129,7 +237,7 @@ class Crosshair(QObject):
             elif isinstance(item, pg.ImageItem):  # 2D plot
                 name = item.config.monitor
                 image_2d = item.image
-                # clip the x and y values to the image dimensions to avoid out of bounds errors
+                # Clip the x and y values to the image dimensions to avoid out of bounds errors
                 y_values[name] = int(np.clip(y, 0, image_2d.shape[1] - 1))
                 x_values[name] = int(np.clip(x, 0, image_2d.shape[0] - 1))
 
@@ -142,21 +250,34 @@ class Crosshair(QObject):
 
         return None, None
 
-    def closest_x_y_value(self, input_value: float, list_x: list, list_y: list) -> tuple:
+    def closest_x_y_value(self, input_x: float, list_x: list, list_y: list) -> tuple:
         """
         Find the closest x and y value to the input value.
 
         Args:
-            input_value (float): Input value
+            input_x (float): Input value
             list_x (list): List of x values
             list_y (list): List of y values
 
         Returns:
             tuple: Closest x and y value
         """
-        arr = np.asarray(list_x)
-        i = (np.abs(arr - input_value)).argmin()
-        return list_x[i], list_y[i]
+        # Convert lists to NumPy arrays
+        arr_x = np.asarray(list_x)
+
+        # Get the indices where x is not NaN
+        valid_indices = ~np.isnan(arr_x)
+
+        # Filter x array to exclude NaN values
+        filtered_x = arr_x[valid_indices]
+
+        # Find the index of the closest value in the filtered x array
+        closest_index = np.abs(filtered_x - input_x).argmin()
+
+        # Map back to the original index in the list_x and list_y arrays
+        original_index = np.where(valid_indices)[0][closest_index]
+
+        return list_x[original_index], list_y[original_index]
 
     def mouse_moved(self, event):
         """Handles the mouse moved event, updating the crosshair position and emitting signals.
@@ -166,17 +287,15 @@ class Crosshair(QObject):
         """
         pos = event[0]
         self.update_markers()
-        self.positionChanged.emit((pos.x(), pos.y()))
         if self.plot_item.vb.sceneBoundingRect().contains(pos):
             mouse_point = self.plot_item.vb.mapSceneToView(pos)
-            self.v_line.setPos(mouse_point.x())
-            self.h_line.setPos(mouse_point.y())
-
             x, y = mouse_point.x(), mouse_point.y()
-            if self.is_log_x:
-                x = 10**x
-            if self.is_log_y:
-                y = 10**y
+            self.v_line.setPos(x)
+            self.h_line.setPos(y)
+            scaled_x, scaled_y = self.scale_emitted_coordinates(mouse_point.x(), mouse_point.y())
+            self.crosshairChanged.emit((scaled_x, scaled_y))
+            self.positionChanged.emit((x, y))
+
             x_snap_values, y_snap_values = self.snap_to_data(x, y)
             if x_snap_values is None or y_snap_values is None:
                 return
@@ -186,14 +305,19 @@ class Crosshair(QObject):
                 # not sure how we got here, but just to be safe...
                 return
 
-            for item in self.plot_item.items:
+            for item in self.items:
                 if isinstance(item, pg.PlotDataItem):
-                    name = item.name()
+                    name = item.name() or str(id(item))
                     x, y = x_snap_values[name], y_snap_values[name]
                     if x is None or y is None:
                         continue
                     self.marker_moved_1d[name].setData([x], [y])
-                    coordinate_to_emit = (name, round(x, self.precision), round(y, self.precision))
+                    x_snapped_scaled, y_snapped_scaled = self.scale_emitted_coordinates(x, y)
+                    coordinate_to_emit = (
+                        name,
+                        round(x_snapped_scaled, self.precision),
+                        round(y_snapped_scaled, self.precision),
+                    )
                     self.coordinatesChanged1D.emit(coordinate_to_emit)
                 elif isinstance(item, pg.ImageItem):
                     name = item.config.monitor
@@ -220,12 +344,10 @@ class Crosshair(QObject):
         if self.plot_item.vb.sceneBoundingRect().contains(event._scenePos):
             mouse_point = self.plot_item.vb.mapSceneToView(event._scenePos)
             x, y = mouse_point.x(), mouse_point.y()
+            scaled_x, scaled_y = self.scale_emitted_coordinates(mouse_point.x(), mouse_point.y())
+            self.crosshairClicked.emit((scaled_x, scaled_y))
             self.positionClicked.emit((x, y))
 
-            if self.is_log_x:
-                x = 10**x
-            if self.is_log_y:
-                y = 10**y
             x_snap_values, y_snap_values = self.snap_to_data(x, y)
 
             if x_snap_values is None or y_snap_values is None:
@@ -236,14 +358,20 @@ class Crosshair(QObject):
                 # not sure how we got here, but just to be safe...
                 return
 
-            for item in self.plot_item.items:
+            for item in self.items:
                 if isinstance(item, pg.PlotDataItem):
-                    name = item.name()
+                    name = item.name() or str(id(item))
                     x, y = x_snap_values[name], y_snap_values[name]
                     if x is None or y is None:
                         continue
-                    self.marker_clicked_1d[name].setData([x], [y])
-                    coordinate_to_emit = (name, round(x, self.precision), round(y, self.precision))
+                    for marker_clicked in self.marker_clicked_1d[name]:
+                        marker_clicked.setData([x], [y])
+                    x_snapped_scaled, y_snapped_scaled = self.scale_emitted_coordinates(x, y)
+                    coordinate_to_emit = (
+                        name,
+                        round(x_snapped_scaled, self.precision),
+                        round(y_snapped_scaled, self.precision),
+                    )
                     self.coordinatesClicked1D.emit(coordinate_to_emit)
                 elif isinstance(item, pg.ImageItem):
                     name = item.config.monitor
@@ -259,14 +387,47 @@ class Crosshair(QObject):
     def clear_markers(self):
         """Clears the markers from the plot."""
         for marker in self.marker_moved_1d.values():
-            marker.clear()
-        for marker in self.marker_clicked_1d.values():
-            marker.clear()
+            self.plot_item.removeItem(marker)
+        for markers in self.marker_clicked_1d.values():
+            for marker in markers:
+                self.plot_item.removeItem(marker)
+        self.marker_moved_1d.clear()
+        self.marker_clicked_1d.clear()
+
+    def scale_emitted_coordinates(self, x, y):
+        """Scales the emitted coordinates if the axes are in log scale.
+
+        Args:
+            x (float): The x-coordinate
+            y (float): The y-coordinate
+
+        Returns:
+            tuple: The scaled x and y coordinates
+        """
+        if self.is_log_x:
+            x = 10**x
+        if self.is_log_y:
+            y = 10**y
+        return x, y
+
+    def update_coord_label(self, pos: tuple):
+        """Updates the coordinate label based on the crosshair position and axis scales.
+
+        Args:
+            pos (tuple): The (x, y) position of the crosshair.
+        """
+        x, y = pos
+        x_scaled, y_scaled = self.scale_emitted_coordinates(x, y)
+
+        # Update coordinate label
+        self.coord_label.setText(f"({x_scaled:.{self.precision}g}, {y_scaled:.{self.precision}g})")
+        self.coord_label.setPos(x, y)
+        self.coord_label.setVisible(True)
 
     def check_log(self):
         """Checks if the x or y axis is in log scale and updates the internal state accordingly."""
-        self.is_log_x = self.plot_item.ctrl.logXCheck.isChecked()
-        self.is_log_y = self.plot_item.ctrl.logYCheck.isChecked()
+        self.is_log_x = self.plot_item.axes["bottom"]["item"].logMode
+        self.is_log_y = self.plot_item.axes["left"]["item"].logMode
         self.clear_markers()
 
     def check_derivatives(self):
@@ -275,6 +436,8 @@ class Crosshair(QObject):
         self.clear_markers()
 
     def cleanup(self):
-        self.v_line.deleteLater()
-        self.h_line.deleteLater()
+        self.plot_item.removeItem(self.v_line)
+        self.plot_item.removeItem(self.h_line)
+        self.plot_item.removeItem(self.coord_label)
+
         self.clear_markers()

bec_widgets/utils/filter_io.py

@@ -0,0 +1,156 @@
+"""Module for handling filter I/O operations in BEC Widgets for input fields.
+These operations include filtering device/signal names and/or device types.
+"""
+
+from abc import ABC, abstractmethod
+
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import QStringListModel
+from qtpy.QtWidgets import QComboBox, QCompleter, QLineEdit
+
+logger = bec_logger.logger
+
+
+class WidgetFilterHandler(ABC):
+    """Abstract base class for widget filter handlers"""
+
+    @abstractmethod
+    def set_selection(self, widget, selection: list) -> None:
+        """Set the filtered_selection for the widget
+
+        Args:
+            selection (list): Filtered selection of items
+        """
+
+    @abstractmethod
+    def check_input(self, widget, text: str) -> bool:
+        """Check if the input text is in the filtered selection
+
+        Args:
+            widget: Widget instance
+            text (str): Input text
+
+        Returns:
+            bool: True if the input text is in the filtered selection
+        """
+
+
+class LineEditFilterHandler(WidgetFilterHandler):
+    """Handler for QLineEdit widget"""
+
+    def set_selection(self, widget: QLineEdit, selection: list) -> None:
+        """Set the selection for the widget to the completer model
+
+        Args:
+            widget (QLineEdit): The QLineEdit widget
+            selection (list): Filtered selection of items
+        """
+        if not isinstance(widget.completer, QCompleter):
+            completer = QCompleter(widget)
+            widget.setCompleter(completer)
+        widget.completer.setModel(QStringListModel(selection, widget))
+
+    def check_input(self, widget: QLineEdit, text: str) -> bool:
+        """Check if the input text is in the filtered selection
+
+        Args:
+            widget (QLineEdit): The QLineEdit widget
+            text (str): Input text
+
+        Returns:
+            bool: True if the input text is in the filtered selection
+        """
+        model = widget.completer.model()
+        model_data = [model.data(model.index(i)) for i in range(model.rowCount())]
+        return text in model_data
+
+
+class ComboBoxFilterHandler(WidgetFilterHandler):
+    """Handler for QComboBox widget"""
+
+    def set_selection(self, widget: QComboBox, selection: list) -> None:
+        """Set the selection for the widget to the completer model
+
+        Args:
+            widget (QComboBox): The QComboBox widget
+            selection (list): Filtered selection of items
+        """
+        widget.clear()
+        widget.addItems(selection)
+
+    def check_input(self, widget: QComboBox, text: str) -> bool:
+        """Check if the input text is in the filtered selection
+
+        Args:
+            widget (QComboBox): The QComboBox widget
+            text (str): Input text
+
+        Returns:
+            bool: True if the input text is in the filtered selection
+        """
+        return text in [widget.itemText(i) for i in range(widget.count())]
+
+
+class FilterIO:
+    """Public interface to set filters for input widgets.
+    It supports the list of widgets stored in class attribute _handlers.
+    """
+
+    _handlers = {QLineEdit: LineEditFilterHandler, QComboBox: ComboBoxFilterHandler}
+
+    @staticmethod
+    def set_selection(widget, selection: list, ignore_errors=True):
+        """
+        Retrieve value from the widget instance.
+
+        Args:
+            widget: Widget instance.
+            selection(list): List of filtered selection items.
+            ignore_errors(bool, optional): Whether to ignore if no handler is found.
+        """
+        handler_class = FilterIO._find_handler(widget)
+        if handler_class:
+            return handler_class().set_selection(widget=widget, selection=selection)
+        if not ignore_errors:
+            raise ValueError(
+                f"No matching handler for widget type: {type(widget)} in handler list {FilterIO._handlers}"
+            )
+        return None
+
+    @staticmethod
+    def check_input(widget, text: str, ignore_errors=True):
+        """
+        Check if the input text is in the filtered selection.
+
+        Args:
+            widget: Widget instance.
+            text(str): Input text.
+            ignore_errors(bool, optional): Whether to ignore if no handler is found.
+
+        Returns:
+            bool: True if the input text is in the filtered selection.
+        """
+        handler_class = FilterIO._find_handler(widget)
+        if handler_class:
+            return handler_class().check_input(widget=widget, text=text)
+        if not ignore_errors:
+            raise ValueError(
+                f"No matching handler for widget type: {type(widget)} in handler list {FilterIO._handlers}"
+            )
+        return None
+
+    @staticmethod
+    def _find_handler(widget):
+        """
+        Find the appropriate handler for the widget by checking its base classes.
+
+        Args:
+            widget: Widget instance.
+
+        Returns:
+            handler_class: The handler class if found, otherwise None.
+        """
+        for base in type(widget).__mro__:
+            if base in FilterIO._handlers:
+                return FilterIO._handlers[base]
+        return None

bec_widgets/utils/fps_counter.py

@@ -0,0 +1,84 @@
+"""
+This module provides a utility class for counting and reporting frames per second (FPS) in a PyQtGraph application.
+
+Classes:
+    FPSCounter: A class that monitors the paint events of a `ViewBox` to calculate and emit FPS values.
+
+Usage:
+    The `FPSCounter` class can be used to monitor the rendering performance of a `ViewBox` in a PyQtGraph application.
+    It connects to the `ViewBox`'s paint event and calculates the FPS over a specified interval, emitting the FPS value
+    at regular intervals.
+
+Example:
+    from qtpy import QtWidgets, QtCore
+    import pyqtgraph as pg
+    from fps_counter import FPSCounter
+
+    app = pg.mkQApp("FPS Counter Example")
+    win = pg.GraphicsLayoutWidget()
+    win.show()
+
+    vb = pg.ViewBox()
+    plot_item = pg.PlotItem(viewBox=vb)
+    win.addItem(plot_item)
+
+    fps_counter = FPSCounter(vb)
+    fps_counter.sigFpsUpdate.connect(lambda fps: print(f"FPS: {fps:.2f}"))
+
+    sys.exit(app.exec_())
+"""
+
+from time import perf_counter
+
+import pyqtgraph as pg
+from qtpy import QtCore
+
+
+class FPSCounter(QtCore.QObject):
+    """
+    A utility class for counting and reporting frames per second (FPS).
+
+    This class connects to a `ViewBox`'s paint event to count the number of
+    frames rendered and calculates the FPS over a specified interval. It emits
+    a signal with the FPS value at regular intervals.
+
+    Attributes:
+        sigFpsUpdate (QtCore.Signal): Signal emitted with the FPS value.
+        view_box (pg.ViewBox): The `ViewBox` instance to monitor.
+    """
+
+    sigFpsUpdate = QtCore.Signal(float)
+
+    def __init__(self, view_box):
+        super().__init__()
+        self.view_box = view_box
+        self.view_box.sigPaint.connect(self.increment_count)
+        self.count = 0
+        self.last_update = perf_counter()
+        self.timer = QtCore.QTimer()
+        self.timer.timeout.connect(self.calculate_fps)
+        self.timer.start(1000)
+
+    def increment_count(self):
+        """
+        Increment the frame count when the `ViewBox` is painted.
+        """
+        self.count += 1
+
+    def calculate_fps(self):
+        """
+        Calculate the frames per second (FPS) based on the number of frames
+        """
+        now = perf_counter()
+        elapsed = now - self.last_update
+        fps = self.count / elapsed if elapsed > 0 else 0.0
+        self.last_update = now
+        self.count = 0
+        self.sigFpsUpdate.emit(fps)
+
+    def cleanup(self):
+        """
+        Clean up the FPS counter by stopping the timer and disconnecting the signal.
+        """
+        self.timer.stop()
+        self.timer.timeout.disconnect(self.calculate_fps)

bec_widgets/utils/generate_designer_plugin.py

@@ -143,7 +143,7 @@ class DesignerPluginGenerator:
 
 if __name__ == "__main__":  # pragma: no cover
     # from bec_widgets.widgets.bec_queue.bec_queue import BECQueue
-    from bec_widgets.widgets.spinner.spinner import SpinnerWidget
+    from bec_widgets.widgets.utility.spinner import SpinnerWidget
 
     generator = DesignerPluginGenerator(SpinnerWidget)
     generator.run(validate=False)

bec_widgets/utils/linear_region_selector.py

@@ -0,0 +1,84 @@
+""" Module for a thin wrapper (LinearRegionWrapper) around the LinearRegionItem in pyqtgraph.
+The class is mainly designed for usage with the BECWaveform and 1D plots. """
+
+import pyqtgraph as pg
+from qtpy.QtCore import QObject, Signal, Slot
+from qtpy.QtGui import QColor
+
+
+class LinearRegionWrapper(QObject):
+    """Wrapper class for the LinearRegionItem in pyqtgraph for 1D plots (BECWaveform)
+
+    Args:
+        plot_item (pg.PlotItem): The plot item to add the region selector to.
+        parent (QObject): The parent object.
+        color (QColor): The color of the region selector.
+        hover_color (QColor): The color of the region selector when the mouse is over it.
+    """
+
+    # Signal with the region tuble (start, end)
+    region_changed = Signal(tuple)
+
+    def __init__(
+        self, plot_item: pg.PlotItem, color: QColor = None, hover_color: QColor = None, parent=None
+    ):
+        super().__init__(parent)
+        self.is_log_x = None
+        self._edge_width = 2
+        self.plot_item = plot_item
+        self.linear_region_selector = pg.LinearRegionItem()
+        self.proxy = None
+        self.change_roi_color((color, hover_color))
+        self.plot_item.ctrl.logXCheck.checkStateChanged.connect(self.check_log)
+        self.plot_item.ctrl.logYCheck.checkStateChanged.connect(self.check_log)
+
+    # Slot for changing the color of the region selector (edge and fill)
+    @Slot(tuple)
+    def change_roi_color(self, colors: tuple[QColor | str | tuple, QColor | str | tuple]):
+        """Change the color and hover color of the region selector.
+        Hover color means the color when the mouse is over the region.
+
+        Args:
+            colors (tuple): Tuple with the color and hover color
+        """
+        color, hover_color = colors
+        if color is not None:
+            self.linear_region_selector.setBrush(pg.mkBrush(color))
+        if hover_color is not None:
+            self.linear_region_selector.setHoverBrush(pg.mkBrush(hover_color))
+
+    @Slot()
+    def add_region_selector(self):
+        """Add the region selector to the plot item"""
+        self.plot_item.addItem(self.linear_region_selector)
+        # Use proxy to limit the update rate of the region change signal to 10Hz
+        self.proxy = pg.SignalProxy(
+            self.linear_region_selector.sigRegionChanged,
+            rateLimit=10,
+            slot=self._region_change_proxy,
+        )
+
+    @Slot()
+    def remove_region_selector(self):
+        """Remove the region selector from the plot item"""
+        self.proxy.disconnect()
+        self.proxy = None
+        self.plot_item.removeItem(self.linear_region_selector)
+
+    def _region_change_proxy(self):
+        """Emit the region change signal. If the plot is in log mode, convert the region to log."""
+        x_low, x_high = self.linear_region_selector.getRegion()
+        if self.is_log_x:
+            x_low = 10**x_low
+            x_high = 10**x_high
+        self.region_changed.emit((x_low, x_high))
+
+    @Slot()
+    def check_log(self):
+        """Check if the plot is in log mode."""
+        self.is_log_x = self.plot_item.ctrl.logXCheck.isChecked()
+        self.is_log_y = self.plot_item.ctrl.logYCheck.isChecked()
+
+    def cleanup(self):
+        """Cleanup the widget."""
+        self.remove_region_selector()

bec_widgets/utils/ophyd_kind_util.py

@@ -0,0 +1,26 @@
+from enum import IntFlag
+
+try:
+
+    from enum import KEEP
+
+    class IFBase(IntFlag, boundary=KEEP): ...
+
+except ImportError:
+
+    IFBase = IntFlag
+
+
+class Kind(IFBase):
+    """
+    This is used in the .kind attribute of all OphydObj (Signals, Devices).
+
+    A Device examines its components' .kind atttribute to decide whether to
+    traverse it in read(), read_configuration(), or neither. Additionally, if
+    decides whether to include its name in `hints['fields']`.
+    """
+
+    omitted = 0b000
+    normal = 0b001
+    config = 0b010
+    hinted = 0b101  # Notice that bool(hinted & normal) is True.

bec_widgets/utils/plot_indicator_items.py

@@ -0,0 +1,247 @@
+"""Module to create an arrow item for a pyqtgraph plot"""
+
+import numpy as np
+import pyqtgraph as pg
+from bec_lib.logger import bec_logger
+from qtpy.QtCore import QObject, QPointF, Signal, Slot
+
+from bec_widgets.utils.colors import get_accent_colors
+
+logger = bec_logger.logger
+
+
+class BECIndicatorItem(QObject):
+
+    def __init__(self, plot_item: pg.PlotItem = None, parent=None):
+        super().__init__(parent=parent)
+        self.accent_colors = get_accent_colors()
+        self.plot_item = plot_item
+        self._item_on_plot = False
+        self._pos = None
+        self.is_log_x = False
+        self.is_log_y = False
+
+    @property
+    def item_on_plot(self) -> bool:
+        """Returns if the item is on the plot"""
+        return self._item_on_plot
+
+    @item_on_plot.setter
+    def item_on_plot(self, value: bool) -> None:
+        self._item_on_plot = value
+
+    def add_to_plot(self) -> None:
+        """Add the item to the plot"""
+        raise NotImplementedError("Method add_to_plot not implemented")
+
+    def remove_from_plot(self) -> None:
+        """Remove the item from the plot"""
+        raise NotImplementedError("Method remove_from_plot not implemented")
+
+    def set_position(self, pos) -> None:
+        """This method should implement the logic to set the position of the
+        item on the plot. Depending on the child class, the position can be
+        a tuple (x,y) or a single value, i.e. x position where y position is fixed.
+        """
+        raise NotImplementedError("Method set_position not implemented")
+
+    def check_log(self):
+        """Checks if the x or y axis is in log scale and updates the internal state accordingly."""
+        self.is_log_x = self.plot_item.ctrl.logXCheck.isChecked()
+        self.is_log_y = self.plot_item.ctrl.logYCheck.isChecked()
+        self.set_position(self._pos)
+
+
+class BECTickItem(BECIndicatorItem):
+    """Class to create a tick item which can be added to a pyqtgraph plot.
+    The tick item will be added to the layout of the plot item and can be used to indicate
+    a position"""
+
+    position_changed = Signal(float)
+    position_changed_str = Signal(str)
+
+    def __init__(self, plot_item: pg.PlotItem = None, parent=None):
+        super().__init__(plot_item=plot_item, parent=parent)
+        self.tick_item = pg.TickSliderItem(
+            parent=parent, allowAdd=False, allowRemove=False, orientation="bottom"
+        )
+        self.tick_item.skip_auto_range = True
+        self.tick = None
+        self._pos = 0.0
+        self._range = [0, 1]
+
+    @Slot(float)
+    def set_position(self, pos: float) -> None:
+        """Set the x position of the tick item
+
+        Args:
+            pos (float): The position of the tick item.
+        """
+        if self.is_log_x is True:
+            pos = pos if pos > 0 else 1e-10
+            pos = np.log10(pos)
+        self._pos = pos
+        view_box = self.plot_item.getViewBox()  # Ensure you're accessing the correct view box
+        view_range = view_box.viewRange()[0]
+        self.update_range(self.plot_item.vb, view_range)
+        self.position_changed.emit(pos)
+        self.position_changed_str.emit(str(pos))
+
+    @Slot()
+    def update_range(self, _, view_range: tuple[float, float]) -> None:
+        """Update the range of the tick item
+
+        Args:
+            vb (pg.ViewBox): The view box.
+            viewRange (tuple): The view range.
+        """
+        if self._pos < view_range[0] or self._pos > view_range[1]:
+            self.tick_item.setVisible(False)
+        else:
+            self.tick_item.setVisible(True)
+
+        if self.tick_item.isVisible():
+            origin = self.tick_item.tickSize / 2.0
+            length = self.tick_item.length
+
+            length_with_padding = length + self.tick_item.tickSize + 2
+
+            self._range = view_range
+            tick_with_padding = (self._pos - view_range[0]) / (view_range[1] - view_range[0])
+            tick_value = (tick_with_padding * length_with_padding - origin) / length
+            self.tick_item.setTickValue(self.tick, tick_value)
+
+    def add_to_plot(self):
+        """Add the tick item to the view box or plot item."""
+        if self.plot_item is None:
+            return
+
+        self.plot_item.layout.addItem(self.tick_item, 2, 1)
+        self.tick_item.setOrientation("top")
+        self.tick = self.tick_item.addTick(0, movable=False, color=self.accent_colors.highlight)
+        self.update_tick_pos_y()
+        self.plot_item.vb.sigXRangeChanged.connect(self.update_range)
+        self.plot_item.ctrl.logXCheck.checkStateChanged.connect(self.check_log)
+        self.plot_item.ctrl.logYCheck.checkStateChanged.connect(self.check_log)
+        self.plot_item.vb.geometryChanged.connect(self.update_tick_pos_y)
+        self.item_on_plot = True
+
+    @Slot()
+    def update_tick_pos_y(self):
+        """Update tick position, while respecting the tick_item coordinates"""
+        pos = self.tick.pos()
+        pos = self.tick_item.mapToParent(pos)
+        new_pos = self.plot_item.vb.geometry().bottom()
+        new_pos = self.tick_item.mapFromParent(QPointF(pos.x(), new_pos))
+        self.tick.setPos(new_pos)
+
+    def remove_from_plot(self):
+        """Remove the tick item from the view box or plot item."""
+        if self.plot_item is not None and self.item_on_plot is True:
+            self.plot_item.vb.sigXRangeChanged.disconnect(self.update_range)
+            self.plot_item.ctrl.logXCheck.checkStateChanged.disconnect(self.check_log)
+            self.plot_item.ctrl.logYCheck.checkStateChanged.disconnect(self.check_log)
+            if self.plot_item.layout is not None:
+                self.plot_item.layout.removeItem(self.tick_item)
+        self.item_on_plot = False
+
+    def cleanup(self) -> None:
+        """Cleanup the item"""
+        self.remove_from_plot()
+        if self.tick_item is not None:
+            self.tick_item.close()
+            self.tick_item.deleteLater()
+            self.tick_item = None
+
+
+class BECArrowItem(BECIndicatorItem):
+    """Class to create an arrow item which can be added to a pyqtgraph plot.
+    It can be either added directly to a view box or a plot item.
+    To add the arrow item to a view box or plot item, use the add_to_plot method.
+
+    Args:
+        view_box (pg.ViewBox | pg.PlotItem): The view box or plot item to which the arrow item should be added.
+        parent (QObject): The parent object.
+
+    Signals:
+        position_changed (tuple[float, float]): Signal emitted when the position of the arrow item has changed.
+        position_changed_str (tuple[str, str]): Signal emitted when the position of the arrow item has changed.
+    """
+
+    # Signal to emit if the position of the arrow item has changed
+    position_changed = Signal(tuple)
+    position_changed_str = Signal(tuple)
+
+    def __init__(self, plot_item: pg.PlotItem = None, parent=None):
+        super().__init__(plot_item=plot_item, parent=parent)
+        self.arrow_item = pg.ArrowItem(parent=parent)
+        self.arrow_item.skip_auto_range = True
+        self._pos = (0, 0)
+        self.arrow_item.setVisible(False)
+
+    @Slot(dict)
+    def set_style(self, style: dict) -> None:
+        """Set the style of the arrow item
+
+        Args:
+            style (dict): The style of the arrow item. Dictionary with key,
+                          value pairs which are accepted from the pg.ArrowItem.setStyle method.
+        """
+        self.arrow_item.setStyle(**style)
+
+    @Slot(tuple)
+    def set_position(self, pos: tuple[float, float]) -> None:
+        """Set the position of the arrow item
+
+        Args:
+            pos (tuple): The position of the arrow item as a tuple (x, y).
+        """
+        self._pos = pos
+        pos_x = pos[0]
+        pos_y = pos[1]
+        if self.is_log_x is True:
+            pos_x = np.log10(pos_x) if pos_x > 0 else 1e-10
+            view_box = self.plot_item.getViewBox()  # Ensure you're accessing the correct view box
+            view_range = view_box.viewRange()[0]
+            # Avoid values outside the view range in the negative direction. Otherwise, there is
+            # a buggy behaviour of the arrow item and it appears at the wrong position.
+            if pos_x < view_range[0]:
+                pos_x = view_range[0]
+        if self.is_log_y is True:
+            pos_y = np.log10(pos_y) if pos_y > 0 else 1e-10
+
+        self.arrow_item.setPos(pos_x, pos_y)
+        self.position_changed.emit(self._pos)
+        self.position_changed_str.emit((str(self._pos[0]), str(self._pos[1])))
+
+    def add_to_plot(self):
+        """Add the arrow item to the view box or plot item."""
+        if not self.arrow_item:
+            logger.warning(f"Arrow item was already destroyed, cannot be created")
+            return
+
+        self.arrow_item.setStyle(
+            angle=-90,
+            pen=pg.mkPen(self.accent_colors.emergency, width=1),
+            brush=pg.mkBrush(self.accent_colors.highlight),
+            headLen=20,
+        )
+        self.arrow_item.setVisible(True)
+        if self.plot_item is not None:
+            self.plot_item.addItem(self.arrow_item)
+            self.plot_item.ctrl.logXCheck.checkStateChanged.connect(self.check_log)
+            self.plot_item.ctrl.logYCheck.checkStateChanged.connect(self.check_log)
+            self.item_on_plot = True
+
+    def remove_from_plot(self):
+        """Remove the arrow item from the view box or plot item."""
+        if self.plot_item is not None and self.item_on_plot is True:
+            self.plot_item.ctrl.logXCheck.checkStateChanged.disconnect(self.check_log)
+            self.plot_item.ctrl.logYCheck.checkStateChanged.disconnect(self.check_log)
+            self.plot_item.removeItem(self.arrow_item)
+        self.item_on_plot = False
+
+    def cleanup(self) -> None:
+        """Cleanup the item"""
+        self.remove_from_plot()
+        self.arrow_item = None

bec_widgets/utils/plugin_templates/plugin.template

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

bec_widgets/utils/plugin_utils.py

@@ -53,7 +53,7 @@ class BECClassInfo:
     obj: type
     is_connector: bool = False
     is_widget: bool = False
-    is_top_level: bool = False
+    is_plugin: bool = False
 
 
 class BECClassContainer:
@@ -88,14 +88,14 @@ class BECClassContainer:
         """
         Get all top-level classes.
         """
-        return [info.obj for info in self.collection if info.is_top_level]
+        return [info.obj for info in self.collection if info.is_plugin]
 
     @property
     def plugins(self):
         """
         Get all plugins. These are all classes that are on the top level and are widgets.
         """
-        return [info.obj for info in self.collection if info.is_widget and info.is_top_level]
+        return [info.obj for info in self.collection if info.is_widget and info.is_plugin]
 
     @property
     def widgets(self):
@@ -109,10 +109,17 @@ class BECClassContainer:
         """
         Get all top-level classes that are RPC-enabled. These are all classes that users can choose from.
         """
-        return [info.obj for info in self.collection if info.is_top_level and info.is_connector]
+        return [info.obj for info in self.collection if info.is_plugin and info.is_connector]
+
+    @property
+    def classes(self):
+        """
+        Get all classes.
+        """
+        return [info.obj for info in self.collection]
 
 
-def get_rpc_classes(repo_name: str) -> BECClassContainer:
+def get_custom_classes(repo_name: str) -> BECClassContainer:
     """
     Get all RPC-enabled classes in the specified repository.
 
@@ -153,6 +160,8 @@ def get_rpc_classes(repo_name: str) -> BECClassContainer:
                         issubclass(obj, QWidget) or issubclass(obj, QGraphicsWidget)
                     ):
                         class_info.is_top_level = True
+                    if hasattr(obj, "PLUGIN") and obj.PLUGIN:
+                        class_info.is_plugin = True
                     collection.add_class(class_info)
 
     return collection

bec_widgets/utils/ui_loader.py

@@ -4,7 +4,7 @@ from qtpy import PYQT6, PYSIDE6, QT_VERSION
 from qtpy.QtCore import QFile, QIODevice
 
 from bec_widgets.utils.generate_designer_plugin import DesignerPluginInfo
-from bec_widgets.utils.plugin_utils import get_rpc_classes
+from bec_widgets.utils.plugin_utils import get_custom_classes
 
 if PYSIDE6:
     from PySide6.QtUiTools import QUiLoader
@@ -30,7 +30,7 @@ class UILoader:
     def __init__(self, parent=None):
         self.parent = parent
 
-        widgets = get_rpc_classes("bec_widgets").top_level_classes
+        widgets = get_custom_classes("bec_widgets").classes
 
         self.custom_widgets = {widget.__name__: widget for widget in widgets}
 

bec_widgets/utils/widget_io.py

@@ -15,33 +15,49 @@ from qtpy.QtWidgets import (
     QWidget,
 )
 
+from bec_widgets.widgets.utility.toggle.toggle import ToggleSwitch
+
 
 class WidgetHandler(ABC):
     """Abstract base class for all widget handlers."""
 
     @abstractmethod
-    def get_value(self, widget: QWidget):
+    def get_value(self, widget: QWidget, **kwargs):
         """Retrieve value from the widget instance."""
 
     @abstractmethod
     def set_value(self, widget: QWidget, value):
         """Set a value on the widget instance."""
 
+    def connect_change_signal(self, widget: QWidget, slot):
+        """
+        Connect a change signal from this widget to the given slot.
+        If the widget type doesn't have a known "value changed" signal, do nothing.
+
+        slot: a function accepting two arguments (widget, value)
+        """
+        pass
+
 
 class LineEditHandler(WidgetHandler):
     """Handler for QLineEdit widgets."""
 
-    def get_value(self, widget: QLineEdit) -> str:
+    def get_value(self, widget: QLineEdit, **kwargs) -> str:
         return widget.text()
 
     def set_value(self, widget: QLineEdit, value: str) -> None:
         widget.setText(value)
 
+    def connect_change_signal(self, widget: QLineEdit, slot):
+        widget.textChanged.connect(lambda text, w=widget: slot(w, text))
+
 
 class ComboBoxHandler(WidgetHandler):
     """Handler for QComboBox widgets."""
 
-    def get_value(self, widget: QComboBox) -> int:
+    def get_value(self, widget: QComboBox, as_string: bool = False, **kwargs) -> int | str:
+        if as_string is True:
+            return widget.currentText()
         return widget.currentIndex()
 
     def set_value(self, widget: QComboBox, value: int | str) -> None:
@@ -50,11 +66,16 @@ class ComboBoxHandler(WidgetHandler):
         if isinstance(value, int):
             widget.setCurrentIndex(value)
 
+    def connect_change_signal(self, widget: QComboBox, slot):
+        # currentIndexChanged(int) or currentIndexChanged(str) both possible.
+        # We use currentIndexChanged(int) for a consistent behavior.
+        widget.currentIndexChanged.connect(lambda idx, w=widget: slot(w, self.get_value(w)))
+
 
 class TableWidgetHandler(WidgetHandler):
     """Handler for QTableWidget widgets."""
 
-    def get_value(self, widget: QTableWidget) -> list:
+    def get_value(self, widget: QTableWidget, **kwargs) -> list:
         return [
             [
                 widget.item(row, col).text() if widget.item(row, col) else ""
@@ -69,39 +90,71 @@ class TableWidgetHandler(WidgetHandler):
                 item = QTableWidgetItem(str(cell_value))
                 widget.setItem(row, col, item)
 
+    def connect_change_signal(self, widget: QTableWidget, slot):
+        # If desired, we could connect cellChanged(row, col) and then fetch all data.
+        # This might be noisy if table is large.
+        # For demonstration, connect cellChanged to update entire table value.
+        def on_cell_changed(row, col, w=widget):
+            val = self.get_value(w)
+            slot(w, val)
+
+        widget.cellChanged.connect(on_cell_changed)
+
 
 class SpinBoxHandler(WidgetHandler):
     """Handler for QSpinBox and QDoubleSpinBox widgets."""
 
-    def get_value(self, widget):
+    def get_value(self, widget, **kwargs):
         return widget.value()
 
     def set_value(self, widget, value):
         widget.setValue(value)
 
+    def connect_change_signal(self, widget: QSpinBox | QDoubleSpinBox, slot):
+        widget.valueChanged.connect(lambda val, w=widget: slot(w, val))
+
 
 class CheckBoxHandler(WidgetHandler):
     """Handler for QCheckBox widgets."""
 
-    def get_value(self, widget):
+    def get_value(self, widget, **kwargs):
         return widget.isChecked()
 
     def set_value(self, widget, value):
         widget.setChecked(value)
 
+    def connect_change_signal(self, widget: QCheckBox, slot):
+        widget.toggled.connect(lambda val, w=widget: slot(w, val))
+
+
+class ToggleSwitchHandler(WidgetHandler):
+    """Handler for ToggleSwitch widgets."""
+
+    def get_value(self, widget, **kwargs):
+        return widget.checked
+
+    def set_value(self, widget, value):
+        widget.checked = value
+
+    def connect_change_signal(self, widget: ToggleSwitch, slot):
+        widget.enabled.connect(lambda val, w=widget: slot(w, val))
+
 
 class LabelHandler(WidgetHandler):
     """Handler for QLabel widgets."""
 
-    def get_value(self, widget):
+    def get_value(self, widget, **kwargs):
         return widget.text()
 
-    def set_value(self, widget, value):
+    def set_value(self, widget: QLabel, value):
         widget.setText(value)
 
+    # QLabel typically doesn't have user-editable changes. No signal to connect.
+    # If needed, this can remain empty.
+
 
 class WidgetIO:
-    """Public interface for getting and setting values using handler mapping"""
+    """Public interface for getting, setting values and connecting signals using handler mapping"""
 
     _handlers = {
         QLineEdit: LineEditHandler,
@@ -111,10 +164,11 @@ class WidgetIO:
         QDoubleSpinBox: SpinBoxHandler,
         QCheckBox: CheckBoxHandler,
         QLabel: LabelHandler,
+        ToggleSwitch: ToggleSwitchHandler,
     }
 
     @staticmethod
-    def get_value(widget, ignore_errors=False):
+    def get_value(widget, ignore_errors=False, **kwargs):
         """
         Retrieve value from the widget instance.
 
@@ -124,7 +178,7 @@ class WidgetIO:
         """
         handler_class = WidgetIO._find_handler(widget)
         if handler_class:
-            return handler_class().get_value(widget)  # Instantiate the handler
+            return handler_class().get_value(widget, **kwargs)  # Instantiate the handler
         if not ignore_errors:
             raise ValueError(f"No handler for widget type: {type(widget)}")
         return None
@@ -145,6 +199,17 @@ class WidgetIO:
         elif not ignore_errors:
             raise ValueError(f"No handler for widget type: {type(widget)}")
 
+    @staticmethod
+    def connect_widget_change_signal(widget, slot):
+        """
+        Connect the widget's value-changed signal to a generic slot function (widget, value).
+        This now delegates the logic to the widget's handler.
+        """
+        handler_class = WidgetIO._find_handler(widget)
+        if handler_class:
+            handler = handler_class()
+            handler.connect_change_signal(widget, slot)
+
     @staticmethod
     def check_and_adjust_limits(spin_box: QDoubleSpinBox, number: float):
         """
@@ -306,8 +371,8 @@ class WidgetHierarchy:
                 WidgetHierarchy.import_config_from_dict(child, widget_config, set_values)
 
 
-# Example application to demonstrate the usage of the functions
-if __name__ == "__main__":  # pragma: no cover
+# Example usage
+def hierarchy_example():  # pragma: no cover
     app = QApplication([])
 
     # Create instance of WidgetHierarchy
@@ -362,3 +427,37 @@ if __name__ == "__main__":  # pragma: no cover
     print(f"Config dict new REDUCED: {config_dict_new_reduced}")
 
     app.exec()
+
+
+def widget_io_signal_example():  # pragma: no cover
+    app = QApplication([])
+
+    main_widget = QWidget()
+    layout = QVBoxLayout(main_widget)
+    line_edit = QLineEdit(main_widget)
+    combo_box = QComboBox(main_widget)
+    spin_box = QSpinBox(main_widget)
+    combo_box.addItems(["Option 1", "Option 2", "Option 3"])
+
+    layout.addWidget(line_edit)
+    layout.addWidget(combo_box)
+    layout.addWidget(spin_box)
+
+    main_widget.show()
+
+    def universal_slot(w, val):
+        print(f"Widget {w.objectName() or w} changed, new value: {val}")
+
+    # Connect all supported widgets through their handlers
+    WidgetIO.connect_widget_change_signal(line_edit, universal_slot)
+    WidgetIO.connect_widget_change_signal(combo_box, universal_slot)
+    WidgetIO.connect_widget_change_signal(spin_box, universal_slot)
+
+    app.exec_()
+
+
+if __name__ == "__main__":  # pragma: no cover
+    # Change example function to test different scenarios
+
+    # hierarchy_example()
+    widget_io_signal_example()

bec_widgets/utils/widget_state_manager.py

@@ -0,0 +1,223 @@
+from __future__ import annotations
+
+from bec_lib import bec_logger
+from qtpy.QtCore import QSettings
+from qtpy.QtWidgets import (
+    QApplication,
+    QCheckBox,
+    QFileDialog,
+    QHBoxLayout,
+    QLabel,
+    QLineEdit,
+    QPushButton,
+    QSpinBox,
+    QVBoxLayout,
+    QWidget,
+)
+
+logger = bec_logger.logger
+
+
+class WidgetStateManager:
+    """
+    A class to manage the state of a widget by saving and loading the state to and from a INI file.
+
+    Args:
+        widget(QWidget): The widget to manage the state for.
+    """
+
+    def __init__(self, widget):
+        self.widget = widget
+
+    def save_state(self, filename: str = None):
+        """
+        Save the state of the widget to an INI file.
+
+        Args:
+            filename(str): The filename to save the state to.
+        """
+        if not filename:
+            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)
+
+    def load_state(self, filename: str = None):
+        """
+        Load the state of the widget from an INI file.
+
+        Args:
+            filename(str): The filename to load the state from.
+        """
+        if not filename:
+            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)
+
+    def _save_widget_state_qsettings(self, widget: QWidget, settings: QSettings):
+        """
+        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.
+        """
+        if widget.property("skip_settings") is True:
+            return
+
+        meta = widget.metaObject()
+        widget_name = self._get_full_widget_name(widget)
+        settings.beginGroup(widget_name)
+        for i in range(meta.propertyCount()):
+            prop = meta.property(i)
+            name = prop.name()
+            if (
+                name == "objectName"
+                or not prop.isReadable()
+                or not prop.isWritable()
+                or not prop.isStored()  # can be extended to fine filter
+            ):
+                continue
+            value = widget.property(name)
+            settings.setValue(name, value)
+        settings.endGroup()
+
+        # Recursively process children (only if they aren't skipped)
+        for child in widget.children():
+            if (
+                child.objectName()
+                and child.property("skip_settings") is not True
+                and not isinstance(child, QLabel)
+            ):
+                self._save_widget_state_qsettings(child, settings)
+
+    def _load_widget_state_qsettings(self, widget: QWidget, settings: QSettings):
+        """
+        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.
+        """
+        if widget.property("skip_settings") is True:
+            return
+
+        meta = widget.metaObject()
+        widget_name = self._get_full_widget_name(widget)
+        settings.beginGroup(widget_name)
+        for i in range(meta.propertyCount()):
+            prop = meta.property(i)
+            name = prop.name()
+            if settings.contains(name):
+                value = settings.value(name)
+                widget.setProperty(name, value)
+        settings.endGroup()
+
+        # Recursively process children (only if they aren't skipped)
+        for child in widget.children():
+            if (
+                child.objectName()
+                and child.property("skip_settings") is not True
+                and not isinstance(child, QLabel)
+            ):
+                self._load_widget_state_qsettings(child, settings)
+
+    def _get_full_widget_name(self, widget: QWidget):
+        """
+        Get the full name of the widget including its parent names.
+
+        Args:
+            widget(QWidget): The widget to get the full name for.
+
+        Returns:
+            str: The full name of the widget.
+        """
+        name = widget.objectName()
+        parent = widget.parent()
+        while parent:
+            obj_name = parent.objectName() or parent.metaObject().className()
+            name = obj_name + "." + name
+            parent = parent.parent()
+        return name
+
+
+class ExampleApp(QWidget):  # pragma: no cover:
+    def __init__(self):
+        super().__init__()
+        self.setObjectName("MainWindow")
+        self.setWindowTitle("State Manager Example")
+
+        layout = QVBoxLayout(self)
+
+        # A line edit to store some user text
+        self.line_edit = QLineEdit(self)
+        self.line_edit.setObjectName("MyLineEdit")
+        self.line_edit.setPlaceholderText("Enter some text here...")
+        layout.addWidget(self.line_edit)
+
+        # A spin box to hold a numeric value
+        self.spin_box = QSpinBox(self)
+        self.spin_box.setObjectName("MySpinBox")
+        self.spin_box.setRange(0, 100)
+        layout.addWidget(self.spin_box)
+
+        # A checkbox to hold a boolean value
+        self.check_box = QCheckBox("Enable feature?", self)
+        self.check_box.setObjectName("MyCheckBox")
+        layout.addWidget(self.check_box)
+
+        # A checkbox that we want to skip
+        self.check_box_skip = QCheckBox("Enable feature - skip save?", self)
+        self.check_box_skip.setProperty("skip_state", True)
+        self.check_box_skip.setObjectName("MyCheckBoxSkip")
+        layout.addWidget(self.check_box_skip)
+
+        #  CREATE A "SIDE PANEL" with nested structure and skip all what is inside
+        self.side_panel = QWidget(self)
+        self.side_panel.setObjectName("SidePanel")
+        self.side_panel.setProperty("skip_settings", True)  # skip the ENTIRE panel
+        layout.addWidget(self.side_panel)
+
+        # Put some sub-widgets inside side_panel
+        panel_layout = QVBoxLayout(self.side_panel)
+        self.panel_label = QLabel("Label in side panel", self.side_panel)
+        self.panel_label.setObjectName("PanelLabel")
+        panel_layout.addWidget(self.panel_label)
+
+        self.panel_edit = QLineEdit(self.side_panel)
+        self.panel_edit.setObjectName("PanelLineEdit")
+        self.panel_edit.setPlaceholderText("I am inside side panel")
+        panel_layout.addWidget(self.panel_edit)
+
+        self.panel_checkbox = QCheckBox("Enable feature in side panel?", self.side_panel)
+        self.panel_checkbox.setObjectName("PanelCheckBox")
+        panel_layout.addWidget(self.panel_checkbox)
+
+        # Save/Load buttons
+        button_layout = QHBoxLayout()
+        self.save_button = QPushButton("Save State", self)
+        self.load_button = QPushButton("Load State", self)
+        button_layout.addWidget(self.save_button)
+        button_layout.addWidget(self.load_button)
+        layout.addLayout(button_layout)
+
+        # Create the state manager
+        self.state_manager = WidgetStateManager(self)
+
+        # Connect buttons
+        self.save_button.clicked.connect(lambda: self.state_manager.save_state())
+        self.load_button.clicked.connect(lambda: self.state_manager.load_state())
+
+
+if __name__ == "__main__":  # pragma: no cover:
+    import sys
+
+    app = QApplication(sys.argv)
+    w = ExampleApp()
+    w.show()
+    sys.exit(app.exec_())

bec_widgets/widgets/__init__.py

@@ -1 +0,0 @@
-

bec_widgets/widgets/base_classes/device_input_base.py

@@ -1,123 +0,0 @@
-from __future__ import annotations
-
-from bec_widgets.utils import ConnectionConfig
-from bec_widgets.utils.bec_widget import BECWidget
-
-
-class DeviceInputConfig(ConnectionConfig):
-    device_filter: str | list[str] | None = None
-    default: str | None = None
-    arg_name: str | None = None
-
-
-class DeviceInputBase(BECWidget):
-    """
-    Mixin class for device input widgets. This class provides methods to get the device list and device object based
-    on the current text of the widget.
-    """
-
-    def __init__(self, client=None, config=None, gui_id=None):
-        if config is None:
-            config = DeviceInputConfig(widget_class=self.__class__.__name__)
-        else:
-            if isinstance(config, dict):
-                config = DeviceInputConfig(**config)
-            self.config = config
-        super().__init__(client=client, config=config, gui_id=gui_id)
-
-        self.get_bec_shortcuts()
-        self._device_filter = None
-        self._devices = []
-
-    @property
-    def devices(self) -> list[str]:
-        """
-        Get the list of devices.
-
-        Returns:
-            list[str]: List of devices.
-        """
-        return self._devices
-
-    @devices.setter
-    def devices(self, value: list[str]):
-        """
-        Set the list of devices.
-
-        Args:
-            value: List of devices.
-        """
-        self._devices = value
-
-    def set_device_filter(self, device_filter: str | list[str]):
-        """
-        Set the device filter.
-
-        Args:
-            device_filter(str): Device filter, name of the device class.
-        """
-        self.validate_device_filter(device_filter)
-        self.config.device_filter = device_filter
-        self._device_filter = device_filter
-
-    def set_default_device(self, default_device: str):
-        """
-        Set the default device.
-
-        Args:
-            default_device(str): Default device name.
-        """
-        self.validate_device(default_device)
-        self.config.default = default_device
-
-    def get_device_list(self, filter: str | list[str] | None = None) -> list[str]:
-        """
-        Get the list of device names based on the filter of current BEC client.
-
-        Args:
-            filter(str|None): Class name filter to apply on the device list.
-
-        Returns:
-            devices(list[str]): List of device names.
-        """
-        all_devices = self.dev.enabled_devices
-        if filter is not None:
-            self.validate_device_filter(filter)
-            if isinstance(filter, str):
-                filter = [filter]
-            devices = [device.name for device in all_devices if device.__class__.__name__ in filter]
-        else:
-            devices = [device.name for device in all_devices]
-        return devices
-
-    def get_available_filters(self):
-        """
-        Get the available device classes which can be used as filters.
-        """
-        all_devices = self.dev.enabled_devices
-        filters = {device.__class__.__name__ for device in all_devices}
-        return filters
-
-    def validate_device_filter(self, filter: str | list[str]) -> None:
-        """
-        Validate the device filter if the class name is present in the current BEC instance.
-
-        Args:
-            filter(str|list[str]): Class name to use as a device filter.
-        """
-        if isinstance(filter, str):
-            filter = [filter]
-        available_filters = self.get_available_filters()
-        for f in filter:
-            if f not in available_filters:
-                raise ValueError(f"Device filter {f} is not valid.")
-
-    def validate_device(self, device: str) -> None:
-        """
-        Validate the device if it is present in current BEC instance.
-
-        Args:
-            device(str): Device to validate.
-        """
-        if device not in self.get_device_list(self.config.device_filter):
-            raise ValueError(f"Device {device} is not valid.")

bec_widgets/widgets/bec_queue/bec_queue.py

@@ -1,120 +0,0 @@
-from __future__ import annotations
-
-from bec_lib.endpoints import MessageEndpoints
-from qtpy.QtCore import Qt, Slot
-from qtpy.QtWidgets import QHBoxLayout, QHeaderView, QTableWidget, QTableWidgetItem, QWidget
-
-from bec_widgets.utils.bec_connector import ConnectionConfig
-from bec_widgets.utils.bec_widget import BECWidget
-
-
-class BECQueue(BECWidget, QWidget):
-    """
-    Widget to display the BEC queue.
-    """
-
-    def __init__(
-        self,
-        parent: QWidget | None = None,
-        client=None,
-        config: ConnectionConfig = None,
-        gui_id: str = None,
-    ):
-        super().__init__(client, config, gui_id)
-        QWidget.__init__(self, parent=parent)
-        self.table = QTableWidget(self)
-        self.layout = QHBoxLayout(self)
-        self.layout.addWidget(self.table)
-
-        self.table.setColumnCount(3)
-        self.table.setHorizontalHeaderLabels(["Scan Number", "Type", "Status"])
-        header = self.table.horizontalHeader()
-        header.setSectionResizeMode(QHeaderView.Stretch)
-        self.bec_dispatcher.connect_slot(self.update_queue, MessageEndpoints.scan_queue_status())
-        self.reset_content()
-
-    @Slot(dict, dict)
-    def update_queue(self, content, _metadata):
-        """
-        Update the queue table with the latest queue information.
-
-        Args:
-            content (dict): The queue content.
-            _metadata (dict): The metadata.
-        """
-        # only show the primary queue for now
-        queue_info = content.get("queue", {}).get("primary", {}).get("info", [])
-        self.table.setRowCount(len(queue_info))
-        self.table.clearContents()
-
-        if not queue_info:
-            self.reset_content()
-            return
-
-        for index, item in enumerate(queue_info):
-            blocks = item.get("request_blocks", [])
-            scan_types = []
-            scan_numbers = []
-            status = item.get("status", "")
-            for request_block in blocks:
-                scan_type = request_block.get("content", {}).get("scan_type", "")
-                if scan_type:
-                    scan_types.append(scan_type)
-                scan_number = request_block.get("scan_number", "")
-                if scan_number:
-                    scan_numbers.append(str(scan_number))
-            if scan_types:
-                scan_types = ", ".join(scan_types)
-            if scan_numbers:
-                scan_numbers = ", ".join(scan_numbers)
-            self.set_row(index, scan_numbers, scan_types, status)
-
-    def format_item(self, content: str) -> QTableWidgetItem:
-        """
-        Format the content of the table item.
-
-        Args:
-            content (str): The content to be formatted.
-
-        Returns:
-            QTableWidgetItem: The formatted item.
-        """
-        if not content or not isinstance(content, str):
-            content = ""
-        item = QTableWidgetItem(content)
-        item.setTextAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
-        return item
-
-    def set_row(self, index: int, scan_number: str, scan_type: str, status: str):
-        """
-        Set the row of the table.
-
-        Args:
-            index (int): The index of the row.
-            scan_number (str): The scan number.
-            scan_type (str): The scan type.
-            status (str): The status.
-        """
-
-        self.table.setItem(index, 0, self.format_item(scan_number))
-        self.table.setItem(index, 1, self.format_item(scan_type))
-        self.table.setItem(index, 2, self.format_item(status))
-
-    def reset_content(self):
-        """
-        Reset the content of the table.
-        """
-
-        self.table.setRowCount(1)
-        self.set_row(0, "", "", "")
-
-
-if __name__ == "__main__":  # pragma: no cover
-    import sys
-
-    from qtpy.QtWidgets import QApplication
-
-    app = QApplication(sys.argv)
-    widget = BECQueue()
-    widget.show()
-    sys.exit(app.exec_())

bec_widgets/widgets/color_button/color_button.py

@@ -1,43 +0,0 @@
-from __future__ import annotations
-
-from typing import Literal
-
-import pyqtgraph as pg
-
-
-class ColorButton(pg.ColorButton):
-    """
-    A ColorButton that opens a dialog to select a color. Inherits from pyqtgraph.ColorButton.
-    Patches event loop of the ColorDialog, if opened in another QDialog.
-    """
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-
-    def selectColor(self):
-        self.origColor = self.color()
-        self.colorDialog.setCurrentColor(self.color())
-        self.colorDialog.open()
-        self.colorDialog.exec()
-
-    def get_color(self, format: Literal["RGBA", "HEX"] = "RGBA") -> tuple | str:
-        """
-        Get the color of the button in the specified format.
-
-        Args:
-            format(Literal["RGBA", "HEX"]): The format of the returned color.
-
-        Returns:
-            tuple|str: The color in the specified format.
-        """
-        if format == "RGBA":
-            return self.color().getRgb()
-        if format == "HEX":
-            return self.color().name()
-
-    def cleanup(self):
-        """
-        Clean up the ColorButton.
-        """
-        self.colorDialog.close()
-        self.colorDialog.deleteLater()

bec_widgets/widgets/console/console.py

@@ -1,497 +0,0 @@
-"""
-BECConsole is a Qt widget that runs a Bash shell. The widget can be used and
-embedded like any other Qt widget.
-
-BECConsole is powered by Pyte, a Python based terminal emulator
-(https://github.com/selectel/pyte).
-"""
-
-import fcntl
-import html
-import os
-import pty
-import subprocess
-import sys
-import threading
-
-import pyte
-from qtpy import QtCore, QtGui, QtWidgets
-from qtpy.QtCore import QSize, QSocketNotifier, Qt
-from qtpy.QtCore import Signal as pyqtSignal
-from qtpy.QtGui import QClipboard, QTextCursor
-from qtpy.QtWidgets import QApplication, QHBoxLayout, QScrollBar, QSizePolicy
-
-from bec_widgets.qt_utils.error_popups import SafeSlot as Slot
-
-ansi_colors = {
-    "black": "#000000",
-    "red": "#CD0000",
-    "green": "#00CD00",
-    "brown": "#996633",  # Brown, replacing the yellow
-    "blue": "#0000EE",
-    "magenta": "#CD00CD",
-    "cyan": "#00CDCD",
-    "white": "#E5E5E5",
-    "brightblack": "#7F7F7F",
-    "brightred": "#FF0000",
-    "brightgreen": "#00FF00",
-    "brightyellow": "#FFFF00",
-    "brightblue": "#5C5CFF",
-    "brightmagenta": "#FF00FF",
-    "brightcyan": "#00FFFF",
-    "brightwhite": "#FFFFFF",
-}
-
-control_keys_mapping = {
-    QtCore.Qt.Key_A: b"\x01",  # Ctrl-A
-    QtCore.Qt.Key_B: b"\x02",  # Ctrl-B
-    QtCore.Qt.Key_C: b"\x03",  # Ctrl-C
-    QtCore.Qt.Key_D: b"\x04",  # Ctrl-D
-    QtCore.Qt.Key_E: b"\x05",  # Ctrl-E
-    QtCore.Qt.Key_F: b"\x06",  # Ctrl-F
-    QtCore.Qt.Key_G: b"\x07",  # Ctrl-G (Bell)
-    QtCore.Qt.Key_H: b"\x08",  # Ctrl-H (Backspace)
-    QtCore.Qt.Key_I: b"\x09",  # Ctrl-I (Tab)
-    QtCore.Qt.Key_J: b"\x0A",  # Ctrl-J (Line Feed)
-    QtCore.Qt.Key_K: b"\x0B",  # Ctrl-K (Vertical Tab)
-    QtCore.Qt.Key_L: b"\x0C",  # Ctrl-L (Form Feed)
-    QtCore.Qt.Key_M: b"\x0D",  # Ctrl-M (Carriage Return)
-    QtCore.Qt.Key_N: b"\x0E",  # Ctrl-N
-    QtCore.Qt.Key_O: b"\x0F",  # Ctrl-O
-    QtCore.Qt.Key_P: b"\x10",  # Ctrl-P
-    QtCore.Qt.Key_Q: b"\x11",  # Ctrl-Q
-    QtCore.Qt.Key_R: b"\x12",  # Ctrl-R
-    QtCore.Qt.Key_S: b"\x13",  # Ctrl-S
-    QtCore.Qt.Key_T: b"\x14",  # Ctrl-T
-    QtCore.Qt.Key_U: b"\x15",  # Ctrl-U
-    QtCore.Qt.Key_V: b"\x16",  # Ctrl-V
-    QtCore.Qt.Key_W: b"\x17",  # Ctrl-W
-    QtCore.Qt.Key_X: b"\x18",  # Ctrl-X
-    QtCore.Qt.Key_Y: b"\x19",  # Ctrl-Y
-    QtCore.Qt.Key_Z: b"\x1A",  # Ctrl-Z
-    QtCore.Qt.Key_Escape: b"\x1B",  # Ctrl-Escape
-    QtCore.Qt.Key_Backslash: b"\x1C",  # Ctrl-\
-    QtCore.Qt.Key_Underscore: b"\x1F",  # Ctrl-_
-}
-
-normal_keys_mapping = {
-    QtCore.Qt.Key_Return: b"\n",
-    QtCore.Qt.Key_Space: b" ",
-    QtCore.Qt.Key_Enter: b"\n",
-    QtCore.Qt.Key_Tab: b"\t",
-    QtCore.Qt.Key_Backspace: b"\x08",
-    QtCore.Qt.Key_Home: b"\x47",
-    QtCore.Qt.Key_End: b"\x4f",
-    QtCore.Qt.Key_Left: b"\x02",
-    QtCore.Qt.Key_Up: b"\x10",
-    QtCore.Qt.Key_Right: b"\x06",
-    QtCore.Qt.Key_Down: b"\x0E",
-    QtCore.Qt.Key_PageUp: b"\x49",
-    QtCore.Qt.Key_PageDown: b"\x51",
-    QtCore.Qt.Key_F1: b"\x1b\x31",
-    QtCore.Qt.Key_F2: b"\x1b\x32",
-    QtCore.Qt.Key_F3: b"\x1b\x33",
-    QtCore.Qt.Key_F4: b"\x1b\x34",
-    QtCore.Qt.Key_F5: b"\x1b\x35",
-    QtCore.Qt.Key_F6: b"\x1b\x36",
-    QtCore.Qt.Key_F7: b"\x1b\x37",
-    QtCore.Qt.Key_F8: b"\x1b\x38",
-    QtCore.Qt.Key_F9: b"\x1b\x39",
-    QtCore.Qt.Key_F10: b"\x1b\x30",
-    QtCore.Qt.Key_F11: b"\x45",
-    QtCore.Qt.Key_F12: b"\x46",
-}
-
-
-def QtKeyToAscii(event):
-    """
-    Convert the Qt key event to the corresponding ASCII sequence for
-    the terminal. This works fine for standard alphanumerical characters, but
-    most other characters require terminal specific control sequences.
-
-    The conversion below works for TERM="linux" terminals.
-    """
-    if sys.platform == "darwin":
-        # special case for MacOS
-        # /!\ Qt maps ControlModifier to CMD
-        # CMD-C, CMD-V for copy/paste
-        # CTRL-C and other modifiers -> key mapping
-        if event.modifiers() == QtCore.Qt.MetaModifier:
-            if event.key() == Qt.Key_Backspace:
-                return control_keys_mapping.get(Qt.Key_W)
-            return control_keys_mapping.get(event.key())
-        elif event.modifiers() == QtCore.Qt.ControlModifier:
-            if event.key() == Qt.Key_C:
-                # copy
-                return "copy"
-            elif event.key() == Qt.Key_V:
-                # paste
-                return "paste"
-            return None
-        else:
-            return normal_keys_mapping.get(event.key(), event.text().encode("utf8"))
-    if event.modifiers() == QtCore.Qt.ControlModifier:
-        return control_keys_mapping.get(event.key())
-    else:
-        return normal_keys_mapping.get(event.key(), event.text().encode("utf8"))
-
-
-class Screen(pyte.HistoryScreen):
-    def __init__(self, stdin_fd, numColumns, numLines, historyLength):
-        super().__init__(numColumns, numLines, historyLength, ratio=1 / numLines)
-        self._fd = stdin_fd
-
-    def write_process_input(self, data):
-        """Response to CPR request for example"""
-        os.write(self._fd, data.encode("utf-8"))
-
-
-class Backend(QtCore.QObject):
-    """
-    Poll Bash.
-
-    This class will run as a qsocketnotifier (started in ``_TerminalWidget``) and poll the
-    file descriptor of the Bash terminal.
-    """
-
-    # Signals to communicate with ``_TerminalWidget``.
-    startWork = pyqtSignal()
-    dataReady = pyqtSignal(object)
-
-    def __init__(self, fd, numColumns, numLines):
-        super().__init__()
-
-        # File descriptor that connects to Bash process.
-        self.fd = fd
-
-        # Setup Pyte (hard coded display size for now).
-        self.screen = Screen(self.fd, numColumns, numLines, 10000)
-        self.stream = pyte.ByteStream()
-        self.stream.attach(self.screen)
-
-        self.notifier = QSocketNotifier(fd, QSocketNotifier.Read)
-        self.notifier.activated.connect(self._fd_readable)
-
-    def _fd_readable(self):
-        """
-        Poll the Bash output, run it through Pyte, and notify the main applet.
-        """
-        # Read the shell output until the file descriptor is closed.
-        try:
-            out = os.read(self.fd, 2**16)
-        except OSError:
-            return
-
-        # Feed output into Pyte's state machine and send the new screen
-        # output to the GUI
-        self.stream.feed(out)
-        self.dataReady.emit(self.screen)
-
-
-class BECConsole(QtWidgets.QScrollArea):
-    """Container widget for the terminal text area"""
-
-    def __init__(self, parent=None, numLines=50, numColumns=125):
-        super().__init__(parent)
-
-        self.innerWidget = QtWidgets.QWidget(self)
-        QHBoxLayout(self.innerWidget)
-        self.innerWidget.layout().setContentsMargins(0, 0, 0, 0)
-
-        self.term = _TerminalWidget(self.innerWidget, numLines, numColumns)
-        self.term.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
-        self.innerWidget.layout().addWidget(self.term)
-
-        self.scroll_bar = QScrollBar(Qt.Vertical, self.term)
-        self.innerWidget.layout().addWidget(self.scroll_bar)
-
-        self.term.set_scroll(self.scroll_bar)
-
-        self.setWidget(self.innerWidget)
-
-    def start(self, cmd=["bec", "--nogui"], deactivate_ctrl_d=True):
-        self.term._cmd = cmd
-        self.term.start(deactivate_ctrl_d=deactivate_ctrl_d)
-
-    def push(self, text):
-        """Push some text to the terminal"""
-        return self.term.push(text)
-
-
-class _TerminalWidget(QtWidgets.QPlainTextEdit):
-    """
-    Start ``Backend`` process and render Pyte output as text.
-    """
-
-    def __init__(self, parent, numColumns=125, numLines=50, **kwargs):
-        super().__init__(parent)
-
-        # file descriptor to communicate with the subprocess
-        self.fd = None
-        self.backend = None
-        self.lock = threading.Lock()
-        # command to execute
-        self._cmd = None
-        # should ctrl-d be deactivated ? (prevent Python exit)
-        self._deactivate_ctrl_d = False
-
-        # Specify the terminal size in terms of lines and columns.
-        self.numLines = numLines
-        self.numColumns = numColumns
-        self.output = [""] * numLines
-
-        # Use Monospace fonts and disable line wrapping.
-        self.setFont(QtGui.QFont("Courier", 9))
-        self.setFont(QtGui.QFont("Monospace"))
-        self.setLineWrapMode(QtWidgets.QPlainTextEdit.NoWrap)
-
-        # Disable vertical scrollbar (we use our own, to be set via .set_scroll())
-        self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
-
-        fmt = QtGui.QFontMetrics(self.font())
-        self._char_width = fmt.width("w")
-        self._char_height = fmt.height()
-        self.setCursorWidth(self._char_width)
-        # self.setStyleSheet("QPlainTextEdit { color: #ffff00; background-color: #303030; } ");
-
-    def start(self, deactivate_ctrl_d=False):
-        self._deactivate_ctrl_d = deactivate_ctrl_d
-
-        # Start the Bash process
-        self.fd = self.forkShell()
-
-        # Create the ``Backend`` object
-        self.backend = Backend(self.fd, self.numColumns, self.numLines)
-        self.backend.dataReady.connect(self.dataReady)
-
-    def minimumSizeHint(self):
-        width = self._char_width * self.numColumns
-        height = self._char_height * self.numLines
-        return QSize(width, height + 20)
-
-    def set_scroll(self, scroll):
-        self.scroll = scroll
-        self.scroll.setMinimum(0)
-        self.scroll.valueChanged.connect(self.scroll_value_change)
-
-    def scroll_value_change(self, value, old={"value": 0}):
-        if value <= old["value"]:
-            # scroll up
-            # value is number of lines from the start
-            nlines = old["value"] - value
-            # history ratio gives prev_page == 1 line
-            for i in range(nlines):
-                self.backend.screen.prev_page()
-        else:
-            # scroll down
-            nlines = value - old["value"]
-            for i in range(nlines):
-                self.backend.screen.next_page()
-        old["value"] = value
-        self.dataReady(self.backend.screen, reset_scroll=False)
-
-    @Slot(object)
-    def keyPressEvent(self, event):
-        """
-        Redirect all keystrokes to the terminal process.
-        """
-        # Convert the Qt key to the correct ASCII code.
-        if (
-            self._deactivate_ctrl_d
-            and event.modifiers() == QtCore.Qt.ControlModifier
-            and event.key() == QtCore.Qt.Key_D
-        ):
-            return None
-
-        code = QtKeyToAscii(event)
-        if code == "copy":
-            # MacOS only: CMD-C handling
-            self.copy()
-        elif code == "paste":
-            # MacOS only: CMD-V handling
-            self._push_clipboard()
-        elif code is not None:
-            os.write(self.fd, code)
-
-    def push(self, text):
-        """
-        Write 'text' to terminal
-        """
-        os.write(self.fd, text.encode("utf-8"))
-
-    def contextMenuEvent(self, event):
-        menu = self.createStandardContextMenu()
-        for action in menu.actions():
-            # remove all actions except copy and paste
-            if "opy" in action.text():
-                # redefine text without shortcut
-                # since it probably clashes with control codes (like CTRL-C etc)
-                action.setText("Copy")
-                continue
-            if "aste" in action.text():
-                # redefine text without shortcut
-                action.setText("Paste")
-                # paste -> have to insert with self.push
-                action.triggered.connect(self._push_clipboard)
-                continue
-            menu.removeAction(action)
-        menu.exec_(event.globalPos())
-
-    def _push_clipboard(self):
-        clipboard = QApplication.instance().clipboard()
-        self.push(clipboard.text())
-
-    def mouseReleaseEvent(self, event):
-        if event.button() == Qt.MiddleButton:
-            # push primary selection buffer ("mouse clipboard") to terminal
-            clipboard = QApplication.instance().clipboard()
-            if clipboard.supportsSelection():
-                self.push(clipboard.text(QClipboard.Selection))
-            return None
-        elif event.button() == Qt.LeftButton:
-            # left button click
-            textCursor = self.textCursor()
-            if textCursor.selectedText():
-                # mouse was used to select text -> nothing to do
-                pass
-            else:
-                # a simple 'click', make cursor going to end
-                textCursor.setPosition(0)
-                textCursor.movePosition(
-                    QTextCursor.Down, QTextCursor.MoveAnchor, self.backend.screen.cursor.y
-                )
-                textCursor.movePosition(
-                    QTextCursor.Right, QTextCursor.MoveAnchor, self.backend.screen.cursor.x
-                )
-                self.setTextCursor(textCursor)
-                self.ensureCursorVisible()
-                return None
-        return super().mouseReleaseEvent(event)
-
-    def dataReady(self, screenData, reset_scroll=True):
-        """
-        Render the new screen as text into the widget.
-
-        This method is triggered via a signal from ``Backend``.
-        """
-        with self.lock:
-            # Clear the widget
-            self.clear()
-
-            # Prepare the HTML output
-            for line_no in screenData.dirty:
-                line = text = ""
-                style = old_style = ""
-                for ch in screenData.buffer[line_no].values():
-                    style = f"{'background-color:%s;' % ansi_colors.get(ch.bg, ansi_colors['black']) if ch.bg!='default' else ''}{'color:%s;' % ansi_colors.get(ch.fg, ansi_colors['white']) if ch.fg!='default' else ''}{'font-weight:bold;' if ch.bold else ''}{'font-style:italic;' if ch.italics else ''}"
-                    if style != old_style:
-                        if old_style:
-                            line += f"<span style={repr(old_style)}>{html.escape(text, quote=True)}</span>"
-                        else:
-                            line += html.escape(text, quote=True)
-                        text = ""
-                        old_style = style
-                    text += ch.data
-                if style:
-                    line += f"<span style={repr(style)}>{html.escape(text, quote=True)}</span>"
-                else:
-                    line += html.escape(text, quote=True)
-                self.output[line_no] = line
-            # fill the text area with HTML contents in one go
-            self.appendHtml(f"<pre>{chr(10).join(self.output)}</pre>")
-            # done updates, all clean
-            screenData.dirty.clear()
-
-            # Activate cursor
-            textCursor = self.textCursor()
-            textCursor.setPosition(0)
-            textCursor.movePosition(QTextCursor.Down, QTextCursor.MoveAnchor, screenData.cursor.y)
-            textCursor.movePosition(QTextCursor.Right, QTextCursor.MoveAnchor, screenData.cursor.x)
-            self.setTextCursor(textCursor)
-            self.ensureCursorVisible()
-
-            # manage scroll
-            if reset_scroll:
-                self.scroll.valueChanged.disconnect(self.scroll_value_change)
-                tmp = len(self.backend.screen.history.top) + len(self.backend.screen.history.bottom)
-                self.scroll.setMaximum(tmp if tmp > 0 else 0)
-                self.scroll.setSliderPosition(len(self.backend.screen.history.top))
-                self.scroll.valueChanged.connect(self.scroll_value_change)
-
-    # def resizeEvent(self, event):
-    #    with self.lock:
-    #        self.numColumns = int(self.width() / self._char_width)
-    #        self.numLines = int(self.height() / self._char_height)
-    #        self.output = [""] * self.numLines
-    #        print("RESIZING TO", self.numColumns, "x", self.numLines)
-    #        self.backend.screen.resize(self.numLines, self.numColumns)
-
-    def wheelEvent(self, event):
-        y = event.angleDelta().y()
-        if y > 0:
-            self.backend.screen.prev_page()
-        else:
-            self.backend.screen.next_page()
-        self.dataReady(self.backend.screen, reset_scroll=False)
-
-    def forkShell(self):
-        """
-        Fork the current process and execute bec in shell.
-        """
-        try:
-            pid, fd = pty.fork()
-        except (IOError, OSError):
-            return False
-        if pid == 0:
-            # Safe way to make it work under BSD and Linux
-            try:
-                ls = os.environ["LANG"].split(".")
-            except KeyError:
-                ls = []
-            if len(ls) < 2:
-                ls = ["en_US", "UTF-8"]
-            try:
-                os.putenv("COLUMNS", str(self.numColumns))
-                os.putenv("LINES", str(self.numLines))
-                os.putenv("TERM", "linux")
-                os.putenv("LANG", ls[0] + ".UTF-8")
-                if isinstance(self._cmd, str):
-                    os.execvp(self._cmd, self._cmd)
-                else:
-                    os.execvp(self._cmd[0], self._cmd)
-                # print "child_pid", child_pid, sts
-            except (IOError, OSError):
-                pass
-            # self.proc_finish(sid)
-            os._exit(0)
-        else:
-            # We are in the parent process.
-            # Set file control
-            fcntl.fcntl(fd, fcntl.F_SETFL, os.O_NONBLOCK)
-            print("Spawned Bash shell (PID {})".format(pid))
-            return fd
-
-
-if __name__ == "__main__":
-    import os
-    import sys
-
-    from qtpy import QtGui, QtWidgets
-
-    # Terminal size in characters.
-    numLines = 25
-    numColumns = 100
-
-    # Create the Qt application and QBash instance.
-    app = QtWidgets.QApplication([])
-    mainwin = QtWidgets.QMainWindow()
-    title = "BECConsole ({}x{})".format(numColumns, numLines)
-    mainwin.setWindowTitle(title)
-
-    console = BECConsole(mainwin, numColumns, numLines)
-    mainwin.setCentralWidget(console)
-    console.start()
-
-    # Show widget and launch Qt's event loop.
-    mainwin.show()
-    sys.exit(app.exec_())