build: allow pyside 6.9.2

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

.github/workflows/pytest.yml

@@ -57,6 +57,14 @@ jobs:
         id: coverage
         run: pytest --random-order --cov=bec_widgets --cov-config=pyproject.toml --cov-branch --cov-report=xml --no-cov-on-fail tests/unit_tests/
 
+      - name: Upload test artifacts
+        uses: actions/upload-artifact@v4
+        if: failure()
+        with:
+          name: image-references
+          path: bec_widgets/tests/reference_failures/
+          if-no-files-found: ignore
+
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5
         with:

bec_widgets/__init__.py

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

bec_widgets/applications/main_app.py

@@ -0,0 +1,189 @@
+from qtpy.QtWidgets import QApplication, QHBoxLayout, QStackedWidget, QWidget
+
+from bec_widgets.applications.navigation_centre.reveal_animator import ANIMATION_DURATION
+from bec_widgets.applications.navigation_centre.side_bar import SideBar
+from bec_widgets.applications.navigation_centre.side_bar_components import NavigationItem
+from bec_widgets.applications.views.view import ViewBase, WaveformViewInline, WaveformViewPopup
+from bec_widgets.utils.colors import apply_theme
+from bec_widgets.widgets.containers.advanced_dock_area.advanced_dock_area import AdvancedDockArea
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindow
+
+
+class BECMainApp(BECMainWindow):
+
+    def __init__(
+        self,
+        parent=None,
+        *args,
+        anim_duration: int = ANIMATION_DURATION,
+        show_examples: bool = False,
+        **kwargs,
+    ):
+        super().__init__(parent=parent, *args, **kwargs)
+        self._show_examples = bool(show_examples)
+
+        # --- Compose central UI (sidebar + stack)
+        self.sidebar = SideBar(parent=self, anim_duration=anim_duration)
+        self.stack = QStackedWidget(self)
+
+        container = QWidget(self)
+        layout = QHBoxLayout(container)
+        layout.setContentsMargins(0, 0, 0, 0)
+        layout.setSpacing(0)
+        layout.addWidget(self.sidebar, 0)
+        layout.addWidget(self.stack, 1)
+        self.setCentralWidget(container)
+
+        # Mapping for view switching
+        self._view_index: dict[str, int] = {}
+        self._current_view_id: str | None = None
+        self.sidebar.view_selected.connect(self._on_view_selected)
+
+        self._add_views()
+
+    def _add_views(self):
+        self.add_section("BEC Applications", "bec_apps")
+        self.ads = AdvancedDockArea(self)
+
+        self.add_view(
+            icon="widgets", title="Dock Area", id="dock_area", widget=self.ads, mini_text="Docks"
+        )
+
+        if self._show_examples:
+            self.add_section("Examples", "examples")
+            waveform_view_popup = WaveformViewPopup(
+                parent=self, id="waveform_view_popup", title="Waveform Plot"
+            )
+            waveform_view_stack = WaveformViewInline(
+                parent=self, id="waveform_view_stack", title="Waveform Plot"
+            )
+
+            self.add_view(
+                icon="show_chart",
+                title="Waveform With Popup",
+                id="waveform_popup",
+                widget=waveform_view_popup,
+                mini_text="Popup",
+            )
+            self.add_view(
+                icon="show_chart",
+                title="Waveform InLine Stack",
+                id="waveform_stack",
+                widget=waveform_view_stack,
+                mini_text="Stack",
+            )
+
+        self.set_current("dock_area")
+        self.sidebar.add_dark_mode_item()
+
+    # --- Public API ------------------------------------------------------
+    def add_section(self, title: str, id: str, position: int | None = None):
+        return self.sidebar.add_section(title, id, position)
+
+    def add_separator(self):
+        return self.sidebar.add_separator()
+
+    def add_dark_mode_item(self, id: str = "dark_mode", position: int | None = None):
+        return self.sidebar.add_dark_mode_item(id=id, position=position)
+
+    def add_view(
+        self,
+        *,
+        icon: str,
+        title: str,
+        id: str,
+        widget: QWidget,
+        mini_text: str | None = None,
+        position: int | None = None,
+        from_top: bool = True,
+        toggleable: bool = True,
+        exclusive: bool = True,
+    ) -> NavigationItem:
+        """
+        Register a view in the stack and create a matching nav item in the sidebar.
+
+        Args:
+            icon(str): Icon name for the nav item.
+            title(str): Title for the nav item.
+            id(str): Unique ID for the view/item.
+            widget(QWidget): The widget to add to the stack.
+            mini_text(str, optional): Short text for the nav item when sidebar is collapsed.
+            position(int, optional): Position to insert the nav item.
+            from_top(bool, optional): Whether to count position from the top or bottom.
+            toggleable(bool, optional): Whether the nav item is toggleable.
+            exclusive(bool, optional): Whether the nav item is exclusive.
+
+        Returns:
+            NavigationItem: The created navigation item.
+
+
+        """
+        item = self.sidebar.add_item(
+            icon=icon,
+            title=title,
+            id=id,
+            mini_text=mini_text,
+            position=position,
+            from_top=from_top,
+            toggleable=toggleable,
+            exclusive=exclusive,
+        )
+        # Wrap plain widgets into a ViewBase so enter/exit hooks are available
+        if isinstance(widget, ViewBase):
+            view_widget = widget
+        else:
+            view_widget = ViewBase(content=widget, parent=self, id=id, title=title)
+
+        idx = self.stack.addWidget(view_widget)
+        self._view_index[id] = idx
+        return item
+
+    def set_current(self, id: str) -> None:
+        if id in self._view_index:
+            self.sidebar.activate_item(id)
+
+    # Internal: route sidebar selection to the stack
+    def _on_view_selected(self, vid: str) -> None:
+        # Determine current view
+        current_index = self.stack.currentIndex()
+        current_view = (
+            self.stack.widget(current_index) if 0 <= current_index < self.stack.count() else None
+        )
+
+        # Ask current view whether we may leave
+        if current_view is not None and hasattr(current_view, "on_exit"):
+            may_leave = current_view.on_exit()
+            if may_leave is False:
+                # Veto: restore previous highlight without re-emitting selection
+                if self._current_view_id is not None:
+                    self.sidebar.activate_item(self._current_view_id, emit_signal=False)
+                return
+
+        # Proceed with switch
+        idx = self._view_index.get(vid)
+        if idx is None or not (0 <= idx < self.stack.count()):
+            return
+        self.stack.setCurrentIndex(idx)
+        new_view = self.stack.widget(idx)
+        self._current_view_id = vid
+        if hasattr(new_view, "on_enter"):
+            new_view.on_enter()
+
+
+if __name__ == "__main__":  # pragma: no cover
+    import argparse
+    import sys
+
+    parser = argparse.ArgumentParser(description="BEC Main Application")
+    parser.add_argument(
+        "--examples", action="store_true", help="Show the Examples section with waveform demo views"
+    )
+    # Let Qt consume the remaining args
+    args, qt_args = parser.parse_known_args(sys.argv[1:])
+
+    app = QApplication([sys.argv[0], *qt_args])
+    apply_theme("dark")
+    w = BECMainApp(show_examples=args.examples)
+    w.show()
+
+    sys.exit(app.exec())

bec_widgets/applications/navigation_centre/reveal_animator.py

@@ -0,0 +1,114 @@
+from __future__ import annotations
+
+from qtpy.QtCore import QEasingCurve, QParallelAnimationGroup, QPropertyAnimation
+from qtpy.QtWidgets import QGraphicsOpacityEffect, QWidget
+
+ANIMATION_DURATION = 500  # ms
+
+
+class RevealAnimator:
+    """Animate reveal/hide for a single widget using opacity + max W/H.
+
+    This keeps the widget always visible to avoid jitter from setVisible().
+    Collapsed state: opacity=0, maxW=0, maxH=0.
+    Expanded state: opacity=1, maxW=sizeHint.width(), maxH=sizeHint.height().
+    """
+
+    def __init__(
+        self,
+        widget: QWidget,
+        duration: int = ANIMATION_DURATION,
+        easing: QEasingCurve.Type = QEasingCurve.InOutCubic,
+        initially_revealed: bool = False,
+        *,
+        animate_opacity: bool = True,
+        animate_width: bool = True,
+        animate_height: bool = True,
+    ):
+        self.widget = widget
+        self.animate_opacity = animate_opacity
+        self.animate_width = animate_width
+        self.animate_height = animate_height
+        # Opacity effect
+        self.fx = QGraphicsOpacityEffect(widget)
+        widget.setGraphicsEffect(self.fx)
+        # Animations
+        self.opacity_anim = (
+            QPropertyAnimation(self.fx, b"opacity") if self.animate_opacity else None
+        )
+        self.width_anim = (
+            QPropertyAnimation(widget, b"maximumWidth") if self.animate_width else None
+        )
+        self.height_anim = (
+            QPropertyAnimation(widget, b"maximumHeight") if self.animate_height else None
+        )
+        for anim in (self.opacity_anim, self.width_anim, self.height_anim):
+            if anim is not None:
+                anim.setDuration(duration)
+                anim.setEasingCurve(easing)
+        # Initialize to requested state
+        self.set_immediate(initially_revealed)
+
+    def _natural_sizes(self) -> tuple[int, int]:
+        sh = self.widget.sizeHint()
+        w = max(sh.width(), 1)
+        h = max(sh.height(), 1)
+        return w, h
+
+    def set_immediate(self, revealed: bool):
+        """
+        Immediately set the widget to the target revealed/collapsed state.
+
+        Args:
+            revealed(bool): True to reveal, False to collapse.
+        """
+        w, h = self._natural_sizes()
+        if self.animate_opacity:
+            self.fx.setOpacity(1.0 if revealed else 0.0)
+        if self.animate_width:
+            self.widget.setMaximumWidth(w if revealed else 0)
+        if self.animate_height:
+            self.widget.setMaximumHeight(h if revealed else 0)
+
+    def setup(self, reveal: bool):
+        """
+        Prepare animations to transition to the target revealed/collapsed state.
+
+        Args:
+            reveal(bool): True to reveal, False to collapse.
+        """
+        # Prepare animations from current state to target
+        target_w, target_h = self._natural_sizes()
+        if self.opacity_anim is not None:
+            self.opacity_anim.setStartValue(self.fx.opacity())
+            self.opacity_anim.setEndValue(1.0 if reveal else 0.0)
+        if self.width_anim is not None:
+            self.width_anim.setStartValue(self.widget.maximumWidth())
+            self.width_anim.setEndValue(target_w if reveal else 0)
+        if self.height_anim is not None:
+            self.height_anim.setStartValue(self.widget.maximumHeight())
+            self.height_anim.setEndValue(target_h if reveal else 0)
+
+    def add_to_group(self, group: QParallelAnimationGroup):
+        """
+        Add the prepared animations to the given animation group.
+
+        Args:
+            group(QParallelAnimationGroup): The animation group to add to.
+        """
+        if self.opacity_anim is not None:
+            group.addAnimation(self.opacity_anim)
+        if self.width_anim is not None:
+            group.addAnimation(self.width_anim)
+        if self.height_anim is not None:
+            group.addAnimation(self.height_anim)
+
+    def animations(self):
+        """
+        Get a list of all animations (non-None) for adding to a group.
+        """
+        return [
+            anim
+            for anim in (self.opacity_anim, self.height_anim, self.width_anim)
+            if anim is not None
+        ]

bec_widgets/applications/navigation_centre/side_bar.py

@@ -0,0 +1,357 @@
+from __future__ import annotations
+
+from bec_qthemes import material_icon
+from qtpy import QtWidgets
+from qtpy.QtCore import QEasingCurve, QParallelAnimationGroup, QPropertyAnimation, Qt, Signal
+from qtpy.QtWidgets import (
+    QGraphicsOpacityEffect,
+    QHBoxLayout,
+    QLabel,
+    QScrollArea,
+    QToolButton,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets import SafeProperty, SafeSlot
+from bec_widgets.applications.navigation_centre.reveal_animator import ANIMATION_DURATION
+from bec_widgets.applications.navigation_centre.side_bar_components import (
+    DarkModeNavItem,
+    NavigationItem,
+    SectionHeader,
+    SideBarSeparator,
+)
+
+
+class SideBar(QScrollArea):
+    view_selected = Signal(str)
+    toggled = Signal(bool)
+
+    def __init__(
+        self,
+        parent=None,
+        title: str = "Control Panel",
+        collapsed_width: int = 56,
+        expanded_width: int = 250,
+        anim_duration: int = ANIMATION_DURATION,
+    ):
+        super().__init__(parent=parent)
+        self.setObjectName("SideBar")
+
+        # private attributes
+        self._is_expanded = False
+        self._collapsed_width = collapsed_width
+        self._expanded_width = expanded_width
+        self._anim_duration = anim_duration
+
+        # containers
+        self.components = {}
+        self._item_opts: dict[str, dict] = {}
+
+        # Scroll area properties
+        self.setWidgetResizable(True)
+        self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
+        self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
+        self.setFrameShape(QtWidgets.QFrame.NoFrame)
+        self.setFixedWidth(self._collapsed_width)
+
+        # Content widget holding buttons for switching views
+        self.content = QWidget(self)
+        self.content_layout = QVBoxLayout(self.content)
+        self.content_layout.setContentsMargins(0, 0, 0, 0)
+        self.content_layout.setSpacing(4)
+        self.setWidget(self.content)
+
+        # Track active navigation item
+        self._active_id = None
+
+        # Top row with title and toggle button
+        self.toggle_row = QWidget(self)
+        self.toggle_row_layout = QHBoxLayout(self.toggle_row)
+
+        self.title_label = QLabel(title, self)
+        self.title_label.setObjectName("TopTitle")
+        self.title_label.setStyleSheet("font-weight: 600;")
+        self.title_fx = QGraphicsOpacityEffect(self.title_label)
+        self.title_label.setGraphicsEffect(self.title_fx)
+        self.title_fx.setOpacity(0.0)
+        self.title_label.setVisible(False)  # TODO dirty trick to avoid layout shift
+
+        self.toggle = QToolButton(self)
+        self.toggle.setCheckable(False)
+        self.toggle.setIcon(material_icon("keyboard_arrow_right", convert_to_pixmap=False))
+        self.toggle.clicked.connect(self.on_expand)
+
+        self.toggle_row_layout.addWidget(self.title_label, 1, Qt.AlignLeft | Qt.AlignVCenter)
+        self.toggle_row_layout.addWidget(self.toggle, 1, Qt.AlignHCenter | Qt.AlignVCenter)
+
+        # To push the content up always
+        self._bottom_spacer = QtWidgets.QSpacerItem(
+            0, 0, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Expanding
+        )
+
+        # Add core widgets to layout
+        self.content_layout.addWidget(self.toggle_row)
+        self.content_layout.addItem(self._bottom_spacer)
+
+        # Animations
+        self.width_anim = QPropertyAnimation(self, b"bar_width")
+        self.width_anim.setDuration(self._anim_duration)
+        self.width_anim.setEasingCurve(QEasingCurve.InOutCubic)
+
+        self.title_anim = QPropertyAnimation(self.title_fx, b"opacity")
+        self.title_anim.setDuration(self._anim_duration)
+        self.title_anim.setEasingCurve(QEasingCurve.InOutCubic)
+
+        self.group = QParallelAnimationGroup(self)
+        self.group.addAnimation(self.width_anim)
+        self.group.addAnimation(self.title_anim)
+        self.group.finished.connect(self._on_anim_finished)
+
+        app = QtWidgets.QApplication.instance()
+        if app is not None and hasattr(app, "theme") and hasattr(app.theme, "theme_changed"):
+            app.theme.theme_changed.connect(self._on_theme_changed)
+
+    @SafeProperty(int)
+    def bar_width(self) -> int:
+        """
+        Get the current width of the side bar.
+
+        Returns:
+            int: The current width of the side bar.
+        """
+        return self.width()
+
+    @bar_width.setter
+    def bar_width(self, width: int):
+        """
+        Set the width of the side bar.
+
+        Args:
+            width(int): The new width of the side bar.
+        """
+        self.setFixedWidth(width)
+
+    @SafeProperty(bool)
+    def is_expanded(self) -> bool:
+        """
+        Check if the side bar is expanded.
+
+        Returns:
+            bool: True if the side bar is expanded, False otherwise.
+        """
+        return self._is_expanded
+
+    @SafeSlot()
+    @SafeSlot(bool)
+    def on_expand(self):
+        """
+        Toggle the expansion state of the side bar.
+        """
+        self._is_expanded = not self._is_expanded
+        self.toggle.setIcon(
+            material_icon(
+                "keyboard_arrow_left" if self._is_expanded else "keyboard_arrow_right",
+                convert_to_pixmap=False,
+            )
+        )
+
+        if self._is_expanded:
+            self.toggle_row_layout.setAlignment(self.toggle, Qt.AlignRight | Qt.AlignVCenter)
+
+        self.group.stop()
+        # Setting limits for animations of the side bar
+        self.width_anim.setStartValue(self.width())
+        self.width_anim.setEndValue(
+            self._expanded_width if self._is_expanded else self._collapsed_width
+        )
+        self.title_anim.setStartValue(self.title_fx.opacity())
+        self.title_anim.setEndValue(1.0 if self._is_expanded else 0.0)
+
+        # Setting limits for animations of the components
+        for comp in self.components.values():
+            if hasattr(comp, "setup_animations"):
+                comp.setup_animations(self._is_expanded)
+
+        self.group.start()
+        if self._is_expanded:
+            # TODO do not like this trick, but it is what it is for now
+            self.title_label.setVisible(self._is_expanded)
+            for comp in self.components.values():
+                if hasattr(comp, "set_visible"):
+                    comp.set_visible(self._is_expanded)
+        self.toggled.emit(self._is_expanded)
+
+    @SafeSlot()
+    def _on_anim_finished(self):
+        if not self._is_expanded:
+            self.toggle_row_layout.setAlignment(self.toggle, Qt.AlignHCenter | Qt.AlignVCenter)
+            # TODO do not like this trick, but it is what it is for now
+            self.title_label.setVisible(self._is_expanded)
+            for comp in self.components.values():
+                if hasattr(comp, "set_visible"):
+                    comp.set_visible(self._is_expanded)
+
+    @SafeSlot(str)
+    def _on_theme_changed(self, theme_name: str):
+        # Refresh toggle arrow icon so it picks up the new theme
+        self.toggle.setIcon(
+            material_icon(
+                "keyboard_arrow_left" if self._is_expanded else "keyboard_arrow_right",
+                convert_to_pixmap=False,
+            )
+        )
+        # Refresh each component that supports it
+        for comp in self.components.values():
+            if hasattr(comp, "refresh_theme"):
+                comp.refresh_theme()
+            else:
+                comp.style().unpolish(comp)
+                comp.style().polish(comp)
+                comp.update()
+        self.style().unpolish(self)
+        self.style().polish(self)
+        self.update()
+
+    def add_section(self, title: str, id: str, position: int | None = None) -> SectionHeader:
+        """
+        Add a section header to the side bar.
+
+        Args:
+            title(str): The title of the section.
+            id(str): Unique ID for the section.
+            position(int, optional): Position to insert the section header.
+
+        Returns:
+            SectionHeader: The created section header.
+
+        """
+        header = SectionHeader(self, title, anim_duration=self._anim_duration)
+        position = position if position is not None else self.content_layout.count() - 1
+        self.content_layout.insertWidget(position, header)
+        for anim in header.animations:
+            self.group.addAnimation(anim)
+        self.components[id] = header
+        return header
+
+    def add_separator(
+        self, *, from_top: bool = True, position: int | None = None
+    ) -> SideBarSeparator:
+        """
+        Add a separator line to the side bar. Separators are treated like regular
+        items; you can place multiple separators anywhere using `from_top` and `position`.
+        """
+        line = SideBarSeparator(self)
+        line.setStyleSheet("margin:12px;")
+        self._insert_nav_item(line, from_top=from_top, position=position)
+        return line
+
+    def add_item(
+        self,
+        icon: str,
+        title: str,
+        id: str,
+        mini_text: str | None = None,
+        position: int | None = None,
+        *,
+        from_top: bool = True,
+        toggleable: bool = True,
+        exclusive: bool = True,
+    ) -> NavigationItem:
+        """
+        Add a navigation item to the side bar.
+
+        Args:
+            icon(str): Icon name for the nav item.
+            title(str): Title for the nav item.
+            id(str): Unique ID for the nav item.
+            mini_text(str, optional): Short text for the nav item when sidebar is collapsed.
+            position(int, optional): Position to insert the nav item.
+            from_top(bool, optional): Whether to count position from the top or bottom.
+            toggleable(bool, optional): Whether the nav item is toggleable.
+            exclusive(bool, optional): Whether the nav item is exclusive.
+
+        Returns:
+            NavigationItem: The created navigation item.
+        """
+        item = NavigationItem(
+            parent=self,
+            title=title,
+            icon_name=icon,
+            mini_text=mini_text,
+            toggleable=toggleable,
+            exclusive=exclusive,
+            anim_duration=self._anim_duration,
+        )
+        self._insert_nav_item(item, from_top=from_top, position=position)
+        for anim in item.build_animations():
+            self.group.addAnimation(anim)
+        self.components[id] = item
+        # Connect activation to activation logic, passing id unchanged
+        item.activated.connect(lambda id=id: self.activate_item(id))
+        return item
+
+    def activate_item(self, target_id: str, *, emit_signal: bool = True):
+        target = self.components.get(target_id)
+        if target is None:
+            return
+        # Non-toggleable acts like an action: do not change any toggled states
+        if hasattr(target, "toggleable") and not target.toggleable:
+            self._active_id = target_id
+            if emit_signal:
+                self.view_selected.emit(target_id)
+            return
+
+        is_exclusive = getattr(target, "exclusive", True)
+        if is_exclusive:
+            # Radio-like behavior among exclusive items only
+            for comp_id, comp in self.components.items():
+                if not isinstance(comp, NavigationItem):
+                    continue
+                if comp is target:
+                    comp.set_active(True)
+                else:
+                    # Only untoggle other items that are also exclusive
+                    if getattr(comp, "exclusive", True):
+                        comp.set_active(False)
+                    # Leave non-exclusive items as they are
+        else:
+            # Non-exclusive toggles independently
+            target.set_active(not target.is_active())
+
+        self._active_id = target_id
+        if emit_signal:
+            self.view_selected.emit(target_id)
+
+    def add_dark_mode_item(
+        self, id: str = "dark_mode", position: int | None = None
+    ) -> DarkModeNavItem:
+        """
+        Add a dark mode toggle item to the side bar.
+
+        Args:
+            id(str): Unique ID for the dark mode item.
+            position(int, optional): Position to insert the dark mode item.
+
+        Returns:
+            DarkModeNavItem: The created dark mode navigation item.
+        """
+        item = DarkModeNavItem(parent=self, id=id, anim_duration=self._anim_duration)
+        # compute bottom insertion point (same semantics as from_top=False)
+        self._insert_nav_item(item, from_top=False, position=position)
+        for anim in item.build_animations():
+            self.group.addAnimation(anim)
+        self.components[id] = item
+        item.activated.connect(lambda id=id: self.activate_item(id))
+        return item
+
+    def _insert_nav_item(
+        self, item: QWidget, *, from_top: bool = True, position: int | None = None
+    ):
+        if from_top:
+            base_index = self.content_layout.indexOf(self._bottom_spacer)
+            pos = base_index if position is None else min(base_index, position)
+        else:
+            base = self.content_layout.indexOf(self._bottom_spacer) + 1
+            pos = base if position is None else base + max(0, position)
+        self.content_layout.insertWidget(pos, item)

bec_widgets/applications/navigation_centre/side_bar_components.py

@@ -0,0 +1,372 @@
+from __future__ import annotations
+
+from bec_qthemes import material_icon
+from qtpy import QtCore
+from qtpy.QtCore import QEasingCurve, QPropertyAnimation, Qt
+from qtpy.QtWidgets import (
+    QApplication,
+    QFrame,
+    QHBoxLayout,
+    QLabel,
+    QSizePolicy,
+    QToolButton,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets import SafeProperty
+from bec_widgets.applications.navigation_centre.reveal_animator import (
+    ANIMATION_DURATION,
+    RevealAnimator,
+)
+
+
+def get_on_primary():
+    app = QApplication.instance()
+    if app is not None and hasattr(app, "theme"):
+        return app.theme.color("ON_PRIMARY")
+    return "#FFFFFF"
+
+
+def get_fg():
+    app = QApplication.instance()
+    if app is not None and hasattr(app, "theme"):
+        return app.theme.color("FG")
+    return "#FFFFFF"
+
+
+class SideBarSeparator(QFrame):
+    """A horizontal line separator for use in SideBar."""
+
+    def __init__(self, parent=None):
+        super().__init__(parent)
+        self.setObjectName("SideBarSeparator")
+        self.setFrameShape(QFrame.NoFrame)
+        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
+        self.setFixedHeight(2)
+        self.setProperty("variant", "separator")
+
+
+class SectionHeader(QWidget):
+    """A section header with a label and a horizontal line below."""
+
+    def __init__(self, parent=None, text: str = None, anim_duration: int = ANIMATION_DURATION):
+        super().__init__(parent)
+        self.setObjectName("SectionHeader")
+
+        self.lbl = QLabel(text, self)
+        self.lbl.setObjectName("SectionHeaderLabel")
+        self.lbl.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
+        self._reveal = RevealAnimator(self.lbl, duration=anim_duration, initially_revealed=False)
+
+        self.line = SideBarSeparator(self)
+
+        lay = QVBoxLayout(self)
+        # keep your margins/spacing preferences here if needed
+        lay.setContentsMargins(12, 0, 12, 0)
+        lay.setSpacing(6)
+        lay.addWidget(self.lbl)
+        lay.addWidget(self.line)
+
+        self.animations = self.build_animations()
+
+    def build_animations(self) -> list[QPropertyAnimation]:
+        """
+        Build and return animations for expanding/collapsing the sidebar.
+
+        Returns:
+            list[QPropertyAnimation]: List of animations.
+        """
+        return self._reveal.animations()
+
+    def setup_animations(self, expanded: bool):
+        """
+        Setup animations for expanding/collapsing the sidebar.
+
+        Args:
+            expanded(bool): True if the sidebar is expanded, False if collapsed.
+        """
+        self._reveal.setup(expanded)
+
+
+class NavigationItem(QWidget):
+    """A nav tile with an icon + labels and an optional expandable body.
+    Provides animations for collapsed/expanded sidebar states via
+    build_animations()/setup_animations(), similar to SectionHeader.
+    """
+
+    activated = QtCore.Signal()
+
+    def __init__(
+        self,
+        parent=None,
+        *,
+        title: str,
+        icon_name: str,
+        mini_text: str | None = None,
+        toggleable: bool = True,
+        exclusive: bool = True,
+        anim_duration: int = ANIMATION_DURATION,
+    ):
+        super().__init__(parent=parent)
+        self.setObjectName("NavigationItem")
+
+        # Private attributes
+        self._title = title
+        self._icon_name = icon_name
+        self._mini_text = mini_text or title
+        self._toggleable = toggleable
+        self._toggled = False
+        self._exclusive = exclusive
+
+        # Main Icon
+        self.icon_btn = QToolButton(self)
+        self.icon_btn.setIcon(material_icon(self._icon_name, filled=False, convert_to_pixmap=False))
+        self.icon_btn.setAutoRaise(True)
+        self._icon_size_collapsed = QtCore.QSize(20, 20)
+        self._icon_size_expanded = QtCore.QSize(26, 26)
+        self.icon_btn.setIconSize(self._icon_size_collapsed)
+        # Remove QToolButton hover/pressed background/outline
+        self.icon_btn.setStyleSheet(
+            """
+            QToolButton:hover { background: transparent; border: none; }
+            QToolButton:pressed { background: transparent; border: none; }
+            """
+        )
+
+        # Mini label below icon
+        self.mini_lbl = QLabel(self._mini_text, self)
+        self.mini_lbl.setObjectName("NavMiniLabel")
+        self.mini_lbl.setAlignment(Qt.AlignCenter)
+        self.mini_lbl.setStyleSheet("font-size: 10px;")
+        self.reveal_mini_lbl = RevealAnimator(
+            widget=self.mini_lbl,
+            initially_revealed=True,
+            animate_width=False,
+            duration=anim_duration,
+        )
+
+        # Container for icon + mini label
+        self.mini_icon = QWidget(self)
+        mini_lay = QVBoxLayout(self.mini_icon)
+        mini_lay.setContentsMargins(0, 2, 0, 2)
+        mini_lay.setSpacing(2)
+        mini_lay.addWidget(self.icon_btn, 0, Qt.AlignCenter)
+        mini_lay.addWidget(self.mini_lbl, 0, Qt.AlignCenter)
+
+        # Title label
+        self.title_lbl = QLabel(self._title, self)
+        self.title_lbl.setObjectName("NavTitleLabel")
+        self.title_lbl.setAlignment(Qt.AlignLeft | Qt.AlignVCenter)
+        self.title_lbl.setStyleSheet("font-size: 13px;")
+        self.reveal_title_lbl = RevealAnimator(
+            widget=self.title_lbl,
+            initially_revealed=False,
+            animate_height=False,
+            duration=anim_duration,
+        )
+        self.title_lbl.setVisible(False)  # TODO dirty trick to avoid layout shift
+
+        lay = QHBoxLayout(self)
+        lay.setContentsMargins(12, 2, 12, 2)
+        lay.setSpacing(6)
+        lay.addWidget(self.mini_icon, 0, Qt.AlignHCenter | Qt.AlignTop)
+        lay.addWidget(self.title_lbl, 1, Qt.AlignLeft | Qt.AlignVCenter)
+
+        self.icon_size_anim = QPropertyAnimation(self.icon_btn, b"iconSize")
+        self.icon_size_anim.setDuration(anim_duration)
+        self.icon_size_anim.setEasingCurve(QEasingCurve.InOutCubic)
+
+        # Connect icon button to emit activation
+        self.icon_btn.clicked.connect(self._emit_activated)
+        self.setMouseTracking(True)
+        self.setAttribute(Qt.WA_StyledBackground, True)
+
+    def is_active(self) -> bool:
+        """Return whether the item is currently active/selected."""
+        return self.property("toggled") is True
+
+    def build_animations(self) -> list[QPropertyAnimation]:
+        """
+        Build and return animations for expanding/collapsing the sidebar.
+
+        Returns:
+            list[QPropertyAnimation]: List of animations.
+        """
+        return (
+            self.reveal_title_lbl.animations()
+            + self.reveal_mini_lbl.animations()
+            + [self.icon_size_anim]
+        )
+
+    def setup_animations(self, expanded: bool):
+        """
+        Setup animations for expanding/collapsing the sidebar.
+
+        Args:
+            expanded(bool): True if the sidebar is expanded, False if collapsed.
+        """
+        self.reveal_mini_lbl.setup(not expanded)
+        self.reveal_title_lbl.setup(expanded)
+        self.icon_size_anim.setStartValue(self.icon_btn.iconSize())
+        self.icon_size_anim.setEndValue(
+            self._icon_size_expanded if expanded else self._icon_size_collapsed
+        )
+
+    def set_visible(self, visible: bool):
+        """Set visibility of the title label."""
+        self.title_lbl.setVisible(visible)
+
+    def _emit_activated(self):
+        self.activated.emit()
+
+    def set_active(self, active: bool):
+        """
+        Set the active/selected state of the item.
+
+        Args:
+            active(bool): True to set active, False to deactivate.
+        """
+        self.setProperty("toggled", active)
+        self.toggled = active
+        # ensure style refresh
+        self.style().unpolish(self)
+        self.style().polish(self)
+        self.update()
+
+    def mousePressEvent(self, event):
+        self.activated.emit()
+        super().mousePressEvent(event)
+
+    @SafeProperty(bool)
+    def toggleable(self) -> bool:
+        """
+        Whether the item is toggleable (like a button) or not (like an action).
+
+        Returns:
+            bool: True if toggleable, False otherwise.
+        """
+        return self._toggleable
+
+    @toggleable.setter
+    def toggleable(self, value: bool):
+        """
+        Set whether the item is toggleable (like a button) or not (like an action).
+        Args:
+            value(bool): True to make toggleable, False otherwise.
+        """
+        self._toggleable = bool(value)
+
+    @SafeProperty(bool)
+    def toggled(self) -> bool:
+        """
+        Whether the item is currently toggled/selected.
+
+        Returns:
+            bool: True if toggled, False otherwise.
+        """
+        return self._toggled
+
+    @toggled.setter
+    def toggled(self, value: bool):
+        """
+        Set whether the item is currently toggled/selected.
+
+        Args:
+            value(bool): True to set toggled, False to untoggle.
+        """
+        self._toggled = value
+        if value:
+            new_icon = material_icon(
+                self._icon_name, filled=True, color=get_on_primary(), convert_to_pixmap=False
+            )
+        else:
+            new_icon = material_icon(
+                self._icon_name, filled=False, color=get_fg(), convert_to_pixmap=False
+            )
+        self.icon_btn.setIcon(new_icon)
+        # Re-polish so QSS applies correct colors to icon/labels
+        for w in (self, self.icon_btn, self.title_lbl, self.mini_lbl):
+            w.style().unpolish(w)
+            w.style().polish(w)
+            w.update()
+
+    @SafeProperty(bool)
+    def exclusive(self) -> bool:
+        """
+        Whether the item is exclusive in its toggle group.
+
+        Returns:
+            bool: True if exclusive, False otherwise.
+        """
+        return self._exclusive
+
+    @exclusive.setter
+    def exclusive(self, value: bool):
+        """
+        Set whether the item is exclusive in its toggle group.
+
+        Args:
+            value(bool): True to make exclusive, False otherwise.
+        """
+        self._exclusive = bool(value)
+
+    def refresh_theme(self):
+        # Recompute icon/label colors according to current theme and state
+        # Trigger the toggled setter to rebuild the icon with the correct color
+        self.toggled = self._toggled
+        # Ensure QSS-driven text/icon colors refresh
+        for w in (self, self.icon_btn, self.title_lbl, self.mini_lbl):
+            w.style().unpolish(w)
+            w.style().polish(w)
+            w.update()
+
+
+class DarkModeNavItem(NavigationItem):
+    """Bottom action item that toggles app theme and updates its icon/text."""
+
+    def __init__(
+        self, parent=None, *, id: str = "dark_mode", anim_duration: int = ANIMATION_DURATION
+    ):
+        super().__init__(
+            parent=parent,
+            title="Dark mode",
+            icon_name="dark_mode",
+            mini_text="Dark",
+            toggleable=False,  # action-like, no selection highlight changes
+            exclusive=False,
+            anim_duration=anim_duration,
+        )
+        self._id = id
+        self._sync_from_qapp_theme()
+        self.activated.connect(self.toggle_theme)
+
+    def _qapp_dark_enabled(self) -> bool:
+        qapp = QApplication.instance()
+        return bool(getattr(getattr(qapp, "theme", None), "theme", None) == "dark")
+
+    def _sync_from_qapp_theme(self):
+        is_dark = self._qapp_dark_enabled()
+        # Update labels
+        self.title_lbl.setText("Light mode" if is_dark else "Dark mode")
+        self.mini_lbl.setText("Light" if is_dark else "Dark")
+        # Update icon
+        self.icon_btn.setIcon(
+            material_icon("light_mode" if is_dark else "dark_mode", convert_to_pixmap=False)
+        )
+
+    def refresh_theme(self):
+        self._sync_from_qapp_theme()
+        for w in (self, self.icon_btn, self.title_lbl, self.mini_lbl):
+            w.style().unpolish(w)
+            w.style().polish(w)
+            w.update()
+
+    def toggle_theme(self):
+        """Toggle application theme and update icon/text."""
+        from bec_widgets.utils.colors import apply_theme
+
+        is_dark = self._qapp_dark_enabled()
+
+        apply_theme("light" if is_dark else "dark")
+        self._sync_from_qapp_theme()

bec_widgets/applications/views/view.py

@@ -0,0 +1,262 @@
+from __future__ import annotations
+
+from qtpy.QtCore import QEventLoop
+from qtpy.QtWidgets import (
+    QDialog,
+    QDialogButtonBox,
+    QFormLayout,
+    QHBoxLayout,
+    QLabel,
+    QMessageBox,
+    QPushButton,
+    QStackedLayout,
+    QVBoxLayout,
+    QWidget,
+)
+
+from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.widgets.control.device_input.device_combobox.device_combobox import DeviceComboBox
+from bec_widgets.widgets.control.device_input.signal_combobox.signal_combobox import SignalComboBox
+from bec_widgets.widgets.plots.waveform.waveform import Waveform
+
+
+class ViewBase(QWidget):
+    """Wrapper for a content widget used inside the main app's stacked view.
+
+    Subclasses can implement `on_enter` and `on_exit` to run custom logic when the view becomes visible or is about to be hidden.
+
+    Args:
+        content (QWidget): The actual view widget to display.
+        parent (QWidget | None): Parent widget.
+        id (str | None): Optional view id, useful for debugging or introspection.
+        title (str | None): Optional human-readable title.
+    """
+
+    def __init__(
+        self,
+        parent: QWidget | None = None,
+        content: QWidget | None = None,
+        *,
+        id: str | None = None,
+        title: str | None = None,
+    ):
+        super().__init__(parent=parent)
+        self.content: QWidget | None = None
+        self.view_id = id
+        self.view_title = title
+
+        lay = QVBoxLayout(self)
+        lay.setContentsMargins(0, 0, 0, 0)
+        lay.setSpacing(0)
+
+        if content is not None:
+            self.set_content(content)
+
+    def set_content(self, content: QWidget) -> None:
+        """Replace the current content widget with a new one."""
+        if self.content is not None:
+            self.content.setParent(None)
+        self.content = content
+        self.layout().addWidget(content)
+
+    @SafeSlot()
+    def on_enter(self) -> None:
+        """Called after the view becomes current/visible.
+
+        Default implementation does nothing. Override in subclasses.
+        """
+        pass
+
+    @SafeSlot()
+    def on_exit(self) -> bool:
+        """Called before the view is switched away/hidden.
+
+        Return True to allow switching, or False to veto.
+        Default implementation allows switching.
+        """
+        return True
+
+
+####################################################################################################
+# Example views for demonstration/testing purposes
+####################################################################################################
+
+
+# --- Popup UI version ---
+class WaveformViewPopup(ViewBase):  # pragma: no cover
+    def __init__(self, parent=None, *args, **kwargs):
+        super().__init__(parent=parent, *args, **kwargs)
+
+        self.waveform = Waveform(parent=self)
+        self.set_content(self.waveform)
+
+    @SafeSlot()
+    def on_enter(self) -> None:
+        dialog = QDialog(self)
+        dialog.setWindowTitle("Configure Waveform View")
+
+        label = QLabel("Select device and signal for the waveform plot:", parent=dialog)
+
+        # same as in the CurveRow used in waveform
+        self.device_edit = DeviceComboBox(parent=self)
+        self.device_edit.insertItem(0, "")
+        self.device_edit.setEditable(True)
+        self.device_edit.setCurrentIndex(0)
+        self.entry_edit = SignalComboBox(parent=self)
+        self.entry_edit.include_config_signals = False
+        self.entry_edit.insertItem(0, "")
+        self.entry_edit.setEditable(True)
+        self.device_edit.currentTextChanged.connect(self.entry_edit.set_device)
+        self.device_edit.device_reset.connect(self.entry_edit.reset_selection)
+
+        form = QFormLayout()
+        form.addRow(label)
+        form.addRow("Device", self.device_edit)
+        form.addRow("Signal", self.entry_edit)
+
+        buttons = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel, parent=dialog)
+        buttons.accepted.connect(dialog.accept)
+        buttons.rejected.connect(dialog.reject)
+
+        v = QVBoxLayout(dialog)
+        v.addLayout(form)
+        v.addWidget(buttons)
+
+        if dialog.exec_() == QDialog.Accepted:
+            self.waveform.plot(
+                y_name=self.device_edit.currentText(), y_entry=self.entry_edit.currentText()
+            )
+
+    @SafeSlot()
+    def on_exit(self) -> bool:
+        ans = QMessageBox.question(
+            self,
+            "Switch and clear?",
+            "Do you want to switch views and clear the plot?",
+            QMessageBox.Yes | QMessageBox.No,
+            QMessageBox.No,
+        )
+        if ans == QMessageBox.Yes:
+            self.waveform.clear_all()
+            return True
+        return False
+
+
+# --- Inline stacked UI version ---
+class WaveformViewInline(ViewBase):  # pragma: no cover
+    def __init__(self, parent=None, *args, **kwargs):
+        super().__init__(parent=parent, *args, **kwargs)
+
+        # Root layout for this view uses a stacked layout
+        self.stack = QStackedLayout()
+        container = QWidget(self)
+        container.setLayout(self.stack)
+        self.set_content(container)
+
+        # --- Page 0: Settings page (inline form)
+        self.settings_page = QWidget()
+        sp_layout = QVBoxLayout(self.settings_page)
+        sp_layout.setContentsMargins(16, 16, 16, 16)
+        sp_layout.setSpacing(12)
+
+        title = QLabel("Select device and signal for the waveform plot:", parent=self.settings_page)
+        self.device_edit = DeviceComboBox(parent=self.settings_page)
+        self.device_edit.insertItem(0, "")
+        self.device_edit.setEditable(True)
+        self.device_edit.setCurrentIndex(0)
+
+        self.entry_edit = SignalComboBox(parent=self.settings_page)
+        self.entry_edit.include_config_signals = False
+        self.entry_edit.insertItem(0, "")
+        self.entry_edit.setEditable(True)
+        self.device_edit.currentTextChanged.connect(self.entry_edit.set_device)
+        self.device_edit.device_reset.connect(self.entry_edit.reset_selection)
+
+        form = QFormLayout()
+        form.addRow(title)
+        form.addRow("Device", self.device_edit)
+        form.addRow("Signal", self.entry_edit)
+
+        btn_row = QHBoxLayout()
+        ok_btn = QPushButton("OK", parent=self.settings_page)
+        cancel_btn = QPushButton("Cancel", parent=self.settings_page)
+        btn_row.addStretch(1)
+        btn_row.addWidget(cancel_btn)
+        btn_row.addWidget(ok_btn)
+
+        sp_layout.addLayout(form)
+        sp_layout.addLayout(btn_row)
+
+        # --- Page 1: Waveform page
+        self.waveform_page = QWidget()
+        wf_layout = QVBoxLayout(self.waveform_page)
+        wf_layout.setContentsMargins(0, 0, 0, 0)
+        self.waveform = Waveform(parent=self.waveform_page)
+        wf_layout.addWidget(self.waveform)
+
+        # --- Page 2: Exit confirmation page (inline)
+        self.confirm_page = QWidget()
+        cp_layout = QVBoxLayout(self.confirm_page)
+        cp_layout.setContentsMargins(16, 16, 16, 16)
+        cp_layout.setSpacing(12)
+        qlabel = QLabel("Do you want to switch views and clear the plot?", parent=self.confirm_page)
+        cp_buttons = QHBoxLayout()
+        no_btn = QPushButton("No", parent=self.confirm_page)
+        yes_btn = QPushButton("Yes", parent=self.confirm_page)
+        cp_buttons.addStretch(1)
+        cp_buttons.addWidget(no_btn)
+        cp_buttons.addWidget(yes_btn)
+        cp_layout.addWidget(qlabel)
+        cp_layout.addLayout(cp_buttons)
+
+        # Add pages to the stack
+        self.stack.addWidget(self.settings_page)  # index 0
+        self.stack.addWidget(self.waveform_page)  # index 1
+        self.stack.addWidget(self.confirm_page)  # index 2
+
+        # Wire settings buttons
+        ok_btn.clicked.connect(self._apply_settings_and_show_waveform)
+        cancel_btn.clicked.connect(self._show_waveform_without_changes)
+
+        # Prepare result holder for the inline confirmation
+        self._exit_choice_yes = None
+        yes_btn.clicked.connect(lambda: self._exit_reply(True))
+        no_btn.clicked.connect(lambda: self._exit_reply(False))
+
+    @SafeSlot()
+    def on_enter(self) -> None:
+        # Always start on the settings page when entering
+        self.stack.setCurrentIndex(0)
+
+    @SafeSlot()
+    def on_exit(self) -> bool:
+        # Show inline confirmation page and synchronously wait for a choice
+        # -> trick to make the choice blocking, however popup would be cleaner solution
+        self._exit_choice_yes = None
+        self.stack.setCurrentIndex(2)
+        loop = QEventLoop()
+        self._exit_loop = loop
+        loop.exec_()
+
+        if self._exit_choice_yes:
+            self.waveform.clear_all()
+            return True
+        # Revert to waveform view if user cancelled switching
+        self.stack.setCurrentIndex(1)
+        return False
+
+    def _apply_settings_and_show_waveform(self):
+        dev = self.device_edit.currentText()
+        sig = self.entry_edit.currentText()
+        if dev and sig:
+            self.waveform.plot(y_name=dev, y_entry=sig)
+        self.stack.setCurrentIndex(1)
+
+    def _show_waveform_without_changes(self):
+        # Just show waveform page without plotting
+        self.stack.setCurrentIndex(1)
+
+    def _exit_reply(self, yes: bool):
+        self._exit_choice_yes = bool(yes)
+        if hasattr(self, "_exit_loop") and self._exit_loop.isRunning():
+            self._exit_loop.quit()

bec_widgets/cli/client.py

@@ -106,6 +106,99 @@ class AbortButton(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+
+class AdvancedDockArea(RPCBase):
+    @rpc_call
+    def new(
+        self,
+        widget: "BECWidget | str",
+        closable: "bool" = True,
+        floatable: "bool" = True,
+        movable: "bool" = True,
+        start_floating: "bool" = False,
+        where: "Literal['left', 'right', 'top', 'bottom'] | None" = None,
+    ) -> "BECWidget":
+        """
+        Create a new widget (or reuse an instance) and add it as a dock.
+
+        Args:
+            widget: Widget instance or a string widget type (factory-created).
+            closable: Whether the dock is closable.
+            floatable: Whether the dock is floatable.
+            movable: Whether the dock is movable.
+            start_floating: Start the dock in a floating state.
+            where: Preferred area to add the dock: "left" | "right" | "top" | "bottom".
+                   If None, uses the instance default passed at construction time.
+        Returns:
+            The widget instance.
+        """
+
+    @rpc_call
+    def widget_map(self) -> "dict[str, QWidget]":
+        """
+        Return a dictionary mapping widget names to their corresponding BECWidget instances.
+
+        Returns:
+            dict: A dictionary mapping widget names to BECWidget instances.
+        """
+
+    @rpc_call
+    def widget_list(self) -> "list[QWidget]":
+        """
+        Return a list of all BECWidget instances in the dock area.
+
+        Returns:
+            list: A list of all BECWidget instances in the dock area.
+        """
+
+    @property
+    @rpc_call
+    def lock_workspace(self) -> "bool":
+        """
+        Get or set the lock state of the workspace.
+
+        Returns:
+            bool: True if the workspace is locked, False otherwise.
+        """
+
+    @rpc_call
+    def attach_all(self):
+        """
+        Return all floating docks to the dock area, preserving tab groups within each floating container.
+        """
+
+    @rpc_call
+    def delete_all(self):
+        """
+        Delete all docks and widgets.
+        """
+
+    @property
+    @rpc_call
+    def mode(self) -> "str":
+        """
+        None
+        """
+
+    @mode.setter
+    @rpc_call
+    def mode(self) -> "str":
+        """
+        None
+        """
+
 
 class AutoUpdates(RPCBase):
     @property
@@ -442,6 +535,18 @@ class BECMainWindow(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class BECProgressBar(RPCBase):
     """A custom progress bar with smooth transitions. The displayed text can be customized using a template."""
@@ -525,6 +630,18 @@ class BECQueue(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class BECStatusBox(RPCBase):
     """An autonomous widget to display the status of BEC services."""
@@ -541,6 +658,25 @@ class BECStatusBox(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+
 
 class BaseROI(RPCBase):
     """Base class for all Region of Interest (ROI) implementations."""
@@ -1002,6 +1138,18 @@ class DarkModeButton(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class DeviceBrowser(RPCBase):
     """DeviceBrowser is a widget that displays all available devices in the current BEC session."""
@@ -1012,6 +1160,18 @@ class DeviceBrowser(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class DeviceComboBox(RPCBase):
     """Combobox widget for device input with autocomplete for device names."""
@@ -1045,6 +1205,18 @@ class DeviceInputBase(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class DeviceLineEdit(RPCBase):
     """Line edit widget for device input with autocomplete for device names."""
@@ -1433,6 +1605,18 @@ class Heatmap(RPCBase):
         Minimum decimal places for crosshair when dynamic precision is enabled.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -1978,6 +2162,18 @@ class Image(RPCBase):
         Minimum decimal places for crosshair when dynamic precision is enabled.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -2590,6 +2786,25 @@ class MonacoWidget(RPCBase):
             str: The LSP header.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+
 
 class MotorMap(RPCBase):
     """Motor map widget for plotting motor positions in 2D including a trace of the last points."""
@@ -2865,6 +3080,18 @@ class MotorMap(RPCBase):
         The font size of the legend font.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -3277,6 +3504,18 @@ class MultiWaveform(RPCBase):
         Minimum decimal places for crosshair when dynamic precision is enabled.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -3498,6 +3737,18 @@ class PositionerBox(RPCBase):
             positioner (Positioner | str) : Positioner to set, accepts str or the device
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -3527,6 +3778,18 @@ class PositionerBox2D(RPCBase):
             positioner (Positioner | str) : Positioner to set, accepts str or the device
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -3547,6 +3810,18 @@ class PositionerControlLine(RPCBase):
             positioner (Positioner | str) : Positioner to set, accepts str or the device
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -3566,6 +3841,25 @@ class PositionerGroup(RPCBase):
         Device names must be separated by space
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+
 
 class RectangularROI(RPCBase):
     """Defines a rectangular Region of Interest (ROI) with additional functionality."""
@@ -3705,6 +3999,18 @@ class ResetButton(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class ResumeButton(RPCBase):
     """A button that continue scan queue."""
@@ -3715,6 +4021,18 @@ class ResumeButton(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class Ring(RPCBase):
     @rpc_call
@@ -3996,6 +4314,25 @@ class RingProgressBar(RPCBase):
             bool: True if scan segment updates are enabled.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+
 
 class SBBMonitor(RPCBase):
     """A widget to display the SBB monitor website."""
@@ -4007,9 +4344,15 @@ class ScanControl(RPCBase):
     """Widget to submit new scans to the queue."""
 
     @rpc_call
-    def remove(self):
+    def attach(self):
         """
-        Cleanup the BECConnector
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
         """
 
     @rpc_timeout(None)
@@ -4029,6 +4372,18 @@ class ScanProgressBar(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class ScatterCurve(RPCBase):
     """Scatter curve item for the scatter waveform widget."""
@@ -4327,6 +4682,18 @@ class ScatterWaveform(RPCBase):
         Minimum decimal places for crosshair when dynamic precision is enabled.
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
     @rpc_timeout(None)
     @rpc_call
     def screenshot(self, file_name: "str | None" = None):
@@ -4629,6 +4996,18 @@ class StopButton(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class TextBox(RPCBase):
     """A widget that displays text in plain and HTML format"""
@@ -4661,6 +5040,25 @@ class VSCodeEditor(RPCBase):
 class Waveform(RPCBase):
     """Widget for plotting waveforms."""
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """
+
     @property
     @rpc_call
     def _config_dict(self) -> "dict":
@@ -4965,13 +5363,6 @@ class Waveform(RPCBase):
         Minimum decimal places for crosshair when dynamic precision is enabled.
         """
 
-    @rpc_timeout(None)
-    @rpc_call
-    def screenshot(self, file_name: "str | None" = None):
-        """
-        Take a screenshot of the dock area and save it to a file.
-        """
-
     @property
     @rpc_call
     def curves(self) -> "list[Curve]":
@@ -5213,6 +5604,18 @@ class WebConsole(RPCBase):
         Cleanup the BECConnector
         """
 
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
 
 class WebsiteWidget(RPCBase):
     """A simple widget to display a website"""
@@ -5252,3 +5655,22 @@ class WebsiteWidget(RPCBase):
         """
         Go forward in the history
         """
+
+    @rpc_call
+    def attach(self):
+        """
+        None
+        """
+
+    @rpc_call
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+
+    @rpc_timeout(None)
+    @rpc_call
+    def screenshot(self, file_name: "str | None" = None):
+        """
+        Take a screenshot of the dock area and save it to a file.
+        """

bec_widgets/cli/server.py

@@ -7,8 +7,10 @@ import signal
 import sys
 from contextlib import redirect_stderr, redirect_stdout
 
+import darkdetect
 from bec_lib.logger import bec_logger
 from bec_lib.service_config import ServiceConfig
+from bec_qthemes import apply_theme
 from qtmonaco.pylsp_provider import pylsp_server
 from qtpy.QtCore import QSize, Qt
 from qtpy.QtGui import QIcon
@@ -92,6 +94,11 @@ class GUIServer:
         Run the GUI server.
         """
         self.app = QApplication(sys.argv)
+        if darkdetect.isDark():
+            apply_theme("dark")
+        else:
+            apply_theme("light")
+
         self.app.setApplicationName("BEC")
         self.app.gui_id = self.gui_id  # type: ignore
         self.setup_bec_icon()

bec_widgets/examples/jupyter_console/jupyter_console_window.py

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

bec_widgets/utils/bec_connector.py

@@ -77,6 +77,8 @@ class BECConnector:
 
     USER_ACCESS = ["_config_dict", "_get_all_rpc", "_rpc_id"]
     EXIT_HANDLERS = {}
+    widget_removed = Signal()
+    name_established = Signal(str)
 
     def __init__(
         self,
@@ -204,6 +206,10 @@ class BECConnector:
         self._enforce_unique_sibling_name()
         # 2) Register the object for RPC
         self.rpc_register.add_rpc(self)
+        try:
+            self.name_established.emit(self.object_name)
+        except RuntimeError:
+            return
 
     def _enforce_unique_sibling_name(self):
         """
@@ -450,6 +456,7 @@ class BECConnector:
         # i.e. Curve Item from Waveform
         else:
             self.rpc_register.remove_rpc(self)
+        self.widget_removed.emit()  # Emit the remove signal to notify listeners (eg docks in QtADS)
 
     def get_config(self, dict_output: bool = True) -> dict | BaseModel:
         """

bec_widgets/utils/bec_widget.py

@@ -3,7 +3,7 @@ from __future__ import annotations
 from datetime import datetime
 from typing import TYPE_CHECKING
 
-import darkdetect
+import PySide6QtAds as QtAds
 import shiboken6
 from bec_lib.logger import bec_logger
 from qtpy.QtCore import QObject
@@ -11,9 +11,9 @@ from qtpy.QtWidgets import QApplication, QFileDialog, QWidget
 
 from bec_widgets.cli.rpc.rpc_register import RPCRegister
 from bec_widgets.utils.bec_connector import BECConnector, ConnectionConfig
-from bec_widgets.utils.colors import set_theme
-from bec_widgets.utils.error_popups import SafeSlot
+from bec_widgets.utils.error_popups import SafeConnect, SafeSlot
 from bec_widgets.utils.rpc_decorator import rpc_timeout
+from bec_widgets.utils.widget_io import WidgetHierarchy
 
 if TYPE_CHECKING:  # pragma: no cover
     from bec_widgets.widgets.containers.dock import BECDock
@@ -27,7 +27,7 @@ class BECWidget(BECConnector):
     # The icon name is the name of the icon in the icon theme, typically a name taken
     # from fonts.google.com/icons. Override this in subclasses to set the icon name.
     ICON_NAME = "widgets"
-    USER_ACCESS = ["remove"]
+    USER_ACCESS = ["remove", "attach", "detach"]
 
     # pylint: disable=too-many-arguments
     def __init__(
@@ -45,8 +45,7 @@ class BECWidget(BECConnector):
 
         >>> class MyWidget(BECWidget, QWidget):
         >>>     def __init__(self, parent=None, client=None, config=None, gui_id=None):
-        >>>         super().__init__(client=client, config=config, gui_id=gui_id)
-        >>>         QWidget.__init__(self, parent=parent)
+        >>>         super().__init__(parent=parent, client=client, config=config, gui_id=gui_id)
 
 
         Args:
@@ -62,15 +61,6 @@ class BECWidget(BECConnector):
         )
         if not isinstance(self, QObject):
             raise RuntimeError(f"{repr(self)} is not a subclass of QWidget")
-        app = QApplication.instance()
-        if not hasattr(app, "theme"):
-            # DO NOT SET THE THEME TO AUTO! Otherwise, the qwebengineview will segfault
-            # Instead, we will set the theme to the system setting on startup
-            if darkdetect.isDark():
-                set_theme("dark")
-            else:
-                set_theme("light")
-
         if theme_update:
             logger.debug(f"Subscribing to theme updates for {self.__class__.__name__}")
             self._connect_to_theme_change()
@@ -78,9 +68,11 @@ class BECWidget(BECConnector):
     def _connect_to_theme_change(self):
         """Connect to the theme change signal."""
         qapp = QApplication.instance()
-        if hasattr(qapp, "theme_signal"):
-            qapp.theme_signal.theme_updated.connect(self._update_theme)
+        if hasattr(qapp, "theme"):
+            SafeConnect(self, qapp.theme.theme_changed, self._update_theme)
 
+    @SafeSlot(str)
+    @SafeSlot()
     def _update_theme(self, theme: str | None = None):
         """Update the theme."""
         if theme is None:
@@ -124,6 +116,26 @@ class BECWidget(BECConnector):
         screenshot.save(file_name)
         logger.info(f"Screenshot saved to {file_name}")
 
+    def attach(self):
+        dock = WidgetHierarchy.find_ancestor(self, QtAds.CDockWidget)
+        if dock is None:
+            return
+
+        if not dock.isFloating():
+            return
+        dock.dockManager().addDockWidget(QtAds.DockWidgetArea.RightDockWidgetArea, dock)
+
+    def detach(self):
+        """
+        Detach the widget from its parent dock widget (if widget is in the dock), making it a floating widget.
+        """
+        dock = WidgetHierarchy.find_ancestor(self, QtAds.CDockWidget)
+        if dock is None:
+            return
+        if dock.isFloating():
+            return
+        dock.setFloating()
+
     def cleanup(self):
         """Cleanup the widget."""
         with RPCRegister.delayed_broadcast():

bec_widgets/utils/colors.py

@@ -1,19 +1,17 @@
 from __future__ import annotations
 
 import re
-from typing import TYPE_CHECKING, Literal
+from typing import Literal
 
-import bec_qthemes
 import numpy as np
 import pyqtgraph as pg
-from bec_qthemes._os_appearance.listener import OSThemeSwitchListener
+from bec_qthemes import apply_theme as apply_theme_global
+from bec_qthemes._theme import AccentColors
 from pydantic_core import PydanticCustomError
+from qtpy.QtCore import QEvent, QEventLoop
 from qtpy.QtGui import QColor
 from qtpy.QtWidgets import QApplication
 
-if TYPE_CHECKING:  # pragma: no cover
-    from bec_qthemes._main import AccentColors
-
 
 def get_theme_name():
     if QApplication.instance() is None or not hasattr(QApplication.instance(), "theme"):
@@ -23,118 +21,35 @@ def get_theme_name():
 
 
 def get_theme_palette():
-    return bec_qthemes.load_palette(get_theme_name())
+    # FIXME this is legacy code, should be removed in the future
+    app = QApplication.instance()
+    palette = app.palette()
+    return palette
 
 
-def get_accent_colors() -> AccentColors | None:
+def get_accent_colors() -> AccentColors:
     """
     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
+        accent_colors = AccentColors()
+        return accent_colors
     return QApplication.instance().theme.accent_colors
 
 
-def _theme_update_callback():
-    """
-    Internal callback function to update the theme based on the system theme.
-    """
-    app = QApplication.instance()
-    # pylint: disable=protected-access
-    app.theme.theme = app.os_listener._theme.lower()
-    app.theme_signal.theme_updated.emit(app.theme.theme)
-    apply_theme(app.os_listener._theme.lower())
-
-
-def set_theme(theme: Literal["dark", "light", "auto"]):
-    """
-    Set the theme for the application.
-
-    Args:
-        theme (Literal["dark", "light", "auto"]): The theme to set. "auto" will automatically switch between dark and light themes based on the system theme.
-    """
-    app = QApplication.instance()
-    bec_qthemes.setup_theme(theme, install_event_filter=False)
-
-    app.theme_signal.theme_updated.emit(theme)
-    apply_theme(theme)
-
-    if theme != "auto":
-        return
-
-    if not hasattr(app, "os_listener") or app.os_listener is None:
-        app.os_listener = OSThemeSwitchListener(_theme_update_callback)
-        app.installEventFilter(app.os_listener)
+def process_all_deferred_deletes(qapp):
+    qapp.sendPostedEvents(None, QEvent.DeferredDelete)
+    qapp.processEvents(QEventLoop.AllEvents)
 
 
 def apply_theme(theme: Literal["dark", "light"]):
     """
-    Apply the theme to all pyqtgraph widgets. Do not use this function directly. Use set_theme instead.
+    Apply the theme via the global theming API. This updates QSS, QPalette, and pyqtgraph globally.
     """
-    app = QApplication.instance()
-    graphic_layouts = [
-        child
-        for top in app.topLevelWidgets()
-        for child in top.findChildren(pg.GraphicsLayoutWidget)
-    ]
-
-    plot_items = [
-        item
-        for gl in graphic_layouts
-        for item in gl.ci.items.keys()  # ci is internal pg.GraphicsLayout that hosts all items
-        if isinstance(item, pg.PlotItem)
-    ]
-
-    histograms = [
-        item
-        for gl in graphic_layouts
-        for item in gl.ci.items.keys()  # ci is internal pg.GraphicsLayout that hosts all items
-        if isinstance(item, pg.HistogramLUTItem)
-    ]
-
-    # Update background color based on the theme
-    if theme == "light":
-        background_color = "#e9ecef"  # Subtle contrast for light mode
-        foreground_color = "#141414"
-        label_color = "#000000"
-        axis_color = "#666666"
-    else:
-        background_color = "#141414"  # Dark mode
-        foreground_color = "#e9ecef"
-        label_color = "#FFFFFF"
-        axis_color = "#CCCCCC"
-
-    # update GraphicsLayoutWidget
-    pg.setConfigOptions(foreground=foreground_color, background=background_color)
-    for pg_widget in graphic_layouts:
-        pg_widget.setBackground(background_color)
-
-    # update PlotItems
-    for plot_item in plot_items:
-        for axis in ["left", "right", "top", "bottom"]:
-            plot_item.getAxis(axis).setPen(pg.mkPen(color=axis_color))
-            plot_item.getAxis(axis).setTextPen(pg.mkPen(color=label_color))
-
-        # Change title color
-        plot_item.titleLabel.setText(plot_item.titleLabel.text, color=label_color)
-
-        # Change legend color
-        if hasattr(plot_item, "legend") and plot_item.legend is not None:
-            plot_item.legend.setLabelTextColor(label_color)
-            # if legend is in plot item and theme is changed, has to be like that because of pg opt logic
-            for sample, label in plot_item.legend.items:
-                label_text = label.text
-                label.setText(label_text, color=label_color)
-
-    # update HistogramLUTItem
-    for histogram in histograms:
-        histogram.axis.setPen(pg.mkPen(color=axis_color))
-        histogram.axis.setTextPen(pg.mkPen(color=label_color))
-
-    # now define stylesheet according to theme and apply it
-    style = bec_qthemes.load_stylesheet(theme)
-    app.setStyleSheet(style)
+    process_all_deferred_deletes(QApplication.instance())
+    apply_theme_global(theme)
+    process_all_deferred_deletes(QApplication.instance())
 
 
 class Colors:

bec_widgets/utils/compact_popup.py

@@ -11,6 +11,7 @@ from qtpy.QtWidgets import (
     QPushButton,
     QSizePolicy,
     QSpacerItem,
+    QToolButton,
     QVBoxLayout,
     QWidget,
 )
@@ -122,15 +123,14 @@ class CompactPopupWidget(QWidget):
         self.compact_view_widget = QWidget(self)
         self.compact_view_widget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
         QHBoxLayout(self.compact_view_widget)
-        self.compact_view_widget.layout().setSpacing(0)
+        self.compact_view_widget.layout().setSpacing(5)
         self.compact_view_widget.layout().setContentsMargins(0, 0, 0, 0)
         self.compact_view_widget.layout().addSpacerItem(
             QSpacerItem(0, 0, QSizePolicy.Expanding, QSizePolicy.Fixed)
         )
         self.compact_label = QLabel(self.compact_view_widget)
         self.compact_status = LedLabel(self.compact_view_widget)
-        self.compact_show_popup = QPushButton(self.compact_view_widget)
-        self.compact_show_popup.setFlat(True)
+        self.compact_show_popup = QToolButton(self.compact_view_widget)
         self.compact_show_popup.setIcon(
             material_icon(icon_name="expand_content", size=(10, 10), convert_to_pixmap=False)
         )

bec_widgets/utils/error_popups.py

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

bec_widgets/utils/round_frame.py

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

bec_widgets/utils/serialization.py

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

bec_widgets/utils/toolbars/actions.py

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

bec_widgets/utils/toolbars/toolbar.py

@@ -10,7 +10,7 @@ from qtpy.QtCore import QSize, Qt
 from qtpy.QtGui import QAction, QColor
 from qtpy.QtWidgets import QApplication, QLabel, QMainWindow, QMenu, QToolBar, QVBoxLayout, QWidget
 
-from bec_widgets.utils.colors import get_theme_name, set_theme
+from bec_widgets.utils.colors import apply_theme, get_theme_name
 from bec_widgets.utils.toolbars.actions import MaterialIconAction, ToolBarAction
 from bec_widgets.utils.toolbars.bundles import ToolbarBundle, ToolbarComponents
 from bec_widgets.utils.toolbars.connections import BundleConnection
@@ -507,7 +507,7 @@ if __name__ == "__main__":  # pragma: no cover
                 self.test_label.setText("FPS Monitor Disabled")
 
     app = QApplication(sys.argv)
-    set_theme("light")
+    apply_theme("light")
     main_window = MainWindow()
     main_window.show()
     sys.exit(app.exec_())

bec_widgets/utils/widget_io.py

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

bec_widgets/utils/widget_state_manager.py

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

bec_widgets/widgets/containers/advanced_dock_area/advanced_dock_area.py

@@ -0,0 +1,913 @@
+from __future__ import annotations
+
+import os
+from typing import Literal, cast
+
+import PySide6QtAds as QtAds
+from PySide6QtAds import CDockManager, CDockWidget
+from qtpy.QtCore import Signal
+from qtpy.QtWidgets import (
+    QApplication,
+    QCheckBox,
+    QDialog,
+    QHBoxLayout,
+    QInputDialog,
+    QLabel,
+    QLineEdit,
+    QMessageBox,
+    QPushButton,
+    QSizePolicy,
+    QVBoxLayout,
+    QWidget,
+)
+from shiboken6 import isValid
+
+from bec_widgets import BECWidget, SafeProperty, SafeSlot
+from bec_widgets.cli.rpc.rpc_widget_handler import widget_handler
+from bec_widgets.utils import BECDispatcher
+from bec_widgets.utils.colors import apply_theme
+from bec_widgets.utils.property_editor import PropertyEditor
+from bec_widgets.utils.toolbars.actions import (
+    ExpandableMenuAction,
+    MaterialIconAction,
+    WidgetAction,
+)
+from bec_widgets.utils.toolbars.bundles import ToolbarBundle
+from bec_widgets.utils.toolbars.toolbar import ModularToolBar
+from bec_widgets.utils.widget_state_manager import WidgetStateManager
+from bec_widgets.widgets.containers.advanced_dock_area.profile_utils import (
+    SETTINGS_KEYS,
+    is_profile_readonly,
+    list_profiles,
+    open_settings,
+    profile_path,
+    read_manifest,
+    set_profile_readonly,
+    write_manifest,
+)
+from bec_widgets.widgets.containers.advanced_dock_area.toolbar_components.workspace_actions import (
+    WorkspaceConnection,
+    workspace_bundle,
+)
+from bec_widgets.widgets.containers.main_window.main_window import BECMainWindowNoRPC
+from bec_widgets.widgets.control.device_control.positioner_box import PositionerBox
+from bec_widgets.widgets.control.scan_control import ScanControl
+from bec_widgets.widgets.editors.vscode.vscode import VSCodeEditor
+from bec_widgets.widgets.plots.heatmap.heatmap import Heatmap
+from bec_widgets.widgets.plots.image.image import Image
+from bec_widgets.widgets.plots.motor_map.motor_map import MotorMap
+from bec_widgets.widgets.plots.multi_waveform.multi_waveform import MultiWaveform
+from bec_widgets.widgets.plots.scatter_waveform.scatter_waveform import ScatterWaveform
+from bec_widgets.widgets.plots.waveform.waveform import Waveform
+from bec_widgets.widgets.progress.ring_progress_bar import RingProgressBar
+from bec_widgets.widgets.services.bec_queue.bec_queue import BECQueue
+from bec_widgets.widgets.services.bec_status_box.bec_status_box import BECStatusBox
+from bec_widgets.widgets.utility.logpanel import LogPanel
+from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
+
+
+class DockSettingsDialog(QDialog):
+
+    def __init__(self, parent: QWidget, target: QWidget):
+        super().__init__(parent)
+        self.setWindowTitle("Dock Settings")
+        self.setModal(True)
+        layout = QVBoxLayout(self)
+
+        # Property editor
+        self.prop_editor = PropertyEditor(target, self, show_only_bec=True)
+        layout.addWidget(self.prop_editor)
+
+
+class SaveProfileDialog(QDialog):
+    """Dialog for saving workspace profiles with read-only option."""
+
+    def __init__(self, parent: QWidget, current_name: str = ""):
+        super().__init__(parent)
+        self.setWindowTitle("Save Workspace Profile")
+        self.setModal(True)
+        self.resize(400, 150)
+        layout = QVBoxLayout(self)
+
+        # Name input
+        name_row = QHBoxLayout()
+        name_row.addWidget(QLabel("Profile Name:"))
+        self.name_edit = QLineEdit(current_name)
+        self.name_edit.setPlaceholderText("Enter profile name...")
+        name_row.addWidget(self.name_edit)
+        layout.addLayout(name_row)
+
+        # Read-only checkbox
+        self.readonly_checkbox = QCheckBox("Mark as read-only (cannot be overwritten or deleted)")
+        layout.addWidget(self.readonly_checkbox)
+
+        # Info label
+        info_label = QLabel("Read-only profiles are protected from modification and deletion.")
+        info_label.setStyleSheet("color: gray; font-size: 10px;")
+        layout.addWidget(info_label)
+
+        # Buttons
+        btn_row = QHBoxLayout()
+        btn_row.addStretch(1)
+        self.save_btn = QPushButton("Save")
+        self.save_btn.setDefault(True)
+        cancel_btn = QPushButton("Cancel")
+        self.save_btn.clicked.connect(self.accept)
+        cancel_btn.clicked.connect(self.reject)
+        btn_row.addWidget(self.save_btn)
+        btn_row.addWidget(cancel_btn)
+        layout.addLayout(btn_row)
+
+        # Enable/disable save button based on name input
+        self.name_edit.textChanged.connect(self._update_save_button)
+        self._update_save_button()
+
+    def _update_save_button(self):
+        """Enable save button only when name is not empty."""
+        self.save_btn.setEnabled(bool(self.name_edit.text().strip()))
+
+    def get_profile_name(self) -> str:
+        """Get the entered profile name."""
+        return self.name_edit.text().strip()
+
+    def is_readonly(self) -> bool:
+        """Check if the profile should be marked as read-only."""
+        return self.readonly_checkbox.isChecked()
+
+
+class AdvancedDockArea(BECWidget, QWidget):
+    RPC = True
+    PLUGIN = False
+    USER_ACCESS = [
+        "new",
+        "widget_map",
+        "widget_list",
+        "lock_workspace",
+        "attach_all",
+        "delete_all",
+        "mode",
+        "mode.setter",
+    ]
+
+    # Define a signal for mode changes
+    mode_changed = Signal(str)
+
+    def __init__(
+        self,
+        parent=None,
+        mode: str = "developer",
+        default_add_direction: Literal["left", "right", "top", "bottom"] = "right",
+        *args,
+        **kwargs,
+    ):
+        super().__init__(parent=parent, *args, **kwargs)
+
+        # Title (as a top-level QWidget it can have a window title)
+        self.setWindowTitle("Advanced Dock Area")
+
+        # Top-level layout hosting a toolbar and the dock manager
+        self._root_layout = QVBoxLayout(self)
+        self._root_layout.setContentsMargins(0, 0, 0, 0)
+        self._root_layout.setSpacing(0)
+
+        # Init Dock Manager
+        self.dock_manager = CDockManager(self)
+        self.dock_manager.setStyleSheet("")
+
+        # Dock manager helper variables
+        self._locked = False  # Lock state of the workspace
+
+        # Initialize mode property first (before toolbar setup)
+        self._mode = "developer"
+        self._default_add_direction = (
+            default_add_direction
+            if default_add_direction in ("left", "right", "top", "bottom")
+            else "right"
+        )
+
+        # Toolbar
+        self.dark_mode_button = DarkModeButton(parent=self, toolbar=True)
+        self._setup_toolbar()
+        self._hook_toolbar()
+
+        # Place toolbar and dock manager into layout
+        self._root_layout.addWidget(self.toolbar)
+        self._root_layout.addWidget(self.dock_manager, 1)
+
+        # Populate and hook the workspace combo
+        self._refresh_workspace_list()
+
+        # State manager
+        self.state_manager = WidgetStateManager(self)
+
+        # Developer mode state
+        self._editable = None
+        # Initialize default editable state based on current lock
+        self._set_editable(True)  # default to editable; will sync toolbar toggle below
+
+        # Sync Developer toggle icon state after initial setup
+        dev_action = self.toolbar.components.get_action("developer_mode").action
+        dev_action.setChecked(self._editable)
+
+        # Apply the requested mode after everything is set up
+        self.mode = mode
+
+    def _make_dock(
+        self,
+        widget: QWidget,
+        *,
+        closable: bool,
+        floatable: bool,
+        movable: bool = True,
+        area: QtAds.DockWidgetArea = QtAds.DockWidgetArea.RightDockWidgetArea,
+        start_floating: bool = False,
+    ) -> CDockWidget:
+        dock = CDockWidget(widget.objectName())
+        dock.setWidget(widget)
+        dock.setFeature(CDockWidget.DockWidgetDeleteOnClose, True)
+        dock.setFeature(CDockWidget.CustomCloseHandling, True)
+        dock.setFeature(CDockWidget.DockWidgetClosable, closable)
+        dock.setFeature(CDockWidget.DockWidgetFloatable, floatable)
+        dock.setFeature(CDockWidget.DockWidgetMovable, movable)
+
+        self._install_dock_settings_action(dock, widget)
+
+        def on_dock_close():
+            widget.close()
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+        def on_widget_destroyed():
+            if not isValid(dock):
+                return
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+        dock.closeRequested.connect(on_dock_close)
+        if hasattr(widget, "widget_removed"):
+            widget.widget_removed.connect(on_widget_destroyed)
+
+        dock.setMinimumSizeHintMode(CDockWidget.eMinimumSizeHintMode.MinimumSizeHintFromDockWidget)
+        self.dock_manager.addDockWidget(area, dock)
+        if start_floating:
+            dock.setFloating()
+        return dock
+
+    def _install_dock_settings_action(self, dock: CDockWidget, widget: QWidget) -> None:
+        action = MaterialIconAction(
+            icon_name="settings", tooltip="Dock settings", filled=True, parent=self
+        ).action
+        action.setToolTip("Dock settings")
+        action.setObjectName("dockSettingsAction")
+        action.triggered.connect(lambda: self._open_dock_settings_dialog(dock, widget))
+        dock.setTitleBarActions([action])
+        dock.setting_action = action
+
+    def _open_dock_settings_dialog(self, dock: CDockWidget, widget: QWidget) -> None:
+        dlg = DockSettingsDialog(self, widget)
+        dlg.resize(600, 600)
+        dlg.exec()
+
+    def _apply_dock_lock(self, locked: bool) -> None:
+        if locked:
+            self.dock_manager.lockDockWidgetFeaturesGlobally()
+        else:
+            self.dock_manager.lockDockWidgetFeaturesGlobally(QtAds.CDockWidget.NoDockWidgetFeatures)
+
+    def _delete_dock(self, dock: CDockWidget) -> None:
+        w = dock.widget()
+        if w and isValid(w):
+            w.close()
+            w.deleteLater()
+        if isValid(dock):
+            dock.closeDockWidget()
+            dock.deleteDockWidget()
+
+    def _area_from_where(self, where: str | None) -> QtAds.DockWidgetArea:
+        """Return ADS DockWidgetArea from a human-friendly direction string.
+        If *where* is None, fall back to instance default.
+        """
+        d = (where or getattr(self, "_default_add_direction", "right") or "right").lower()
+        mapping = {
+            "left": QtAds.DockWidgetArea.LeftDockWidgetArea,
+            "right": QtAds.DockWidgetArea.RightDockWidgetArea,
+            "top": QtAds.DockWidgetArea.TopDockWidgetArea,
+            "bottom": QtAds.DockWidgetArea.BottomDockWidgetArea,
+        }
+        return mapping.get(d, QtAds.DockWidgetArea.RightDockWidgetArea)
+
+    ################################################################################
+    # Toolbar Setup
+    ################################################################################
+
+    def _setup_toolbar(self):
+        self.toolbar = ModularToolBar(parent=self)
+
+        PLOT_ACTIONS = {
+            "waveform": (Waveform.ICON_NAME, "Add Waveform", "Waveform"),
+            "scatter_waveform": (
+                ScatterWaveform.ICON_NAME,
+                "Add Scatter Waveform",
+                "ScatterWaveform",
+            ),
+            "multi_waveform": (MultiWaveform.ICON_NAME, "Add Multi Waveform", "MultiWaveform"),
+            "image": (Image.ICON_NAME, "Add Image", "Image"),
+            "motor_map": (MotorMap.ICON_NAME, "Add Motor Map", "MotorMap"),
+            "heatmap": (Heatmap.ICON_NAME, "Add Heatmap", "Heatmap"),
+        }
+        DEVICE_ACTIONS = {
+            "scan_control": (ScanControl.ICON_NAME, "Add Scan Control", "ScanControl"),
+            "positioner_box": (PositionerBox.ICON_NAME, "Add Device Box", "PositionerBox"),
+        }
+        UTIL_ACTIONS = {
+            "queue": (BECQueue.ICON_NAME, "Add Scan Queue", "BECQueue"),
+            "vs_code": (VSCodeEditor.ICON_NAME, "Add VS Code", "VSCodeEditor"),
+            "status": (BECStatusBox.ICON_NAME, "Add BEC Status Box", "BECStatusBox"),
+            "progress_bar": (
+                RingProgressBar.ICON_NAME,
+                "Add Circular ProgressBar",
+                "RingProgressBar",
+            ),
+            "log_panel": (LogPanel.ICON_NAME, "Add LogPanel - Disabled", "LogPanel"),
+            "sbb_monitor": ("train", "Add SBB Monitor", "SBBMonitor"),
+        }
+
+        # Create expandable menu actions (original behavior)
+        def _build_menu(key: str, label: str, mapping: dict[str, tuple[str, str, str]]):
+            self.toolbar.components.add_safe(
+                key,
+                ExpandableMenuAction(
+                    label=label,
+                    actions={
+                        k: MaterialIconAction(
+                            icon_name=v[0], tooltip=v[1], filled=True, parent=self
+                        )
+                        for k, v in mapping.items()
+                    },
+                ),
+            )
+            b = ToolbarBundle(key, self.toolbar.components)
+            b.add_action(key)
+            self.toolbar.add_bundle(b)
+
+        _build_menu("menu_plots", "Add Plot ", PLOT_ACTIONS)
+        _build_menu("menu_devices", "Add Device Control ", DEVICE_ACTIONS)
+        _build_menu("menu_utils", "Add Utils ", UTIL_ACTIONS)
+
+        # Create flat toolbar bundles for each widget type
+        def _build_flat_bundles(category: str, mapping: dict[str, tuple[str, str, str]]):
+            bundle = ToolbarBundle(f"flat_{category}", self.toolbar.components)
+
+            for action_id, (icon_name, tooltip, widget_type) in mapping.items():
+                # Create individual action for each widget type
+                flat_action_id = f"flat_{action_id}"
+                self.toolbar.components.add_safe(
+                    flat_action_id,
+                    MaterialIconAction(
+                        icon_name=icon_name, tooltip=tooltip, filled=True, parent=self
+                    ),
+                )
+                bundle.add_action(flat_action_id)
+
+            self.toolbar.add_bundle(bundle)
+
+        _build_flat_bundles("plots", PLOT_ACTIONS)
+        _build_flat_bundles("devices", DEVICE_ACTIONS)
+        _build_flat_bundles("utils", UTIL_ACTIONS)
+
+        # Workspace
+        spacer_bundle = ToolbarBundle("spacer_bundle", self.toolbar.components)
+        spacer = QWidget(parent=self.toolbar.components.toolbar)
+        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        self.toolbar.components.add_safe("spacer", WidgetAction(widget=spacer, adjust_size=False))
+        spacer_bundle.add_action("spacer")
+        self.toolbar.add_bundle(spacer_bundle)
+
+        self.toolbar.add_bundle(workspace_bundle(self.toolbar.components))
+        self.toolbar.connect_bundle(
+            "workspace", WorkspaceConnection(components=self.toolbar.components, target_widget=self)
+        )
+
+        # Dock actions
+        self.toolbar.components.add_safe(
+            "attach_all",
+            MaterialIconAction(
+                icon_name="zoom_in_map", tooltip="Attach all floating docks", parent=self
+            ),
+        )
+        self.toolbar.components.add_safe(
+            "screenshot",
+            MaterialIconAction(icon_name="photo_camera", tooltip="Take Screenshot", parent=self),
+        )
+        self.toolbar.components.add_safe(
+            "dark_mode", WidgetAction(widget=self.dark_mode_button, adjust_size=False, parent=self)
+        )
+        # Developer mode toggle (moved from menu into toolbar)
+        self.toolbar.components.add_safe(
+            "developer_mode",
+            MaterialIconAction(
+                icon_name="code", tooltip="Developer Mode", checkable=True, parent=self
+            ),
+        )
+        bda = ToolbarBundle("dock_actions", self.toolbar.components)
+        bda.add_action("attach_all")
+        bda.add_action("screenshot")
+        bda.add_action("dark_mode")
+        bda.add_action("developer_mode")
+        self.toolbar.add_bundle(bda)
+
+        # Default bundle configuration (show menus by default)
+        self.toolbar.show_bundles(
+            [
+                "menu_plots",
+                "menu_devices",
+                "menu_utils",
+                "spacer_bundle",
+                "workspace",
+                "dock_actions",
+            ]
+        )
+
+        # Store mappings on self for use in _hook_toolbar
+        self._ACTION_MAPPINGS = {
+            "menu_plots": PLOT_ACTIONS,
+            "menu_devices": DEVICE_ACTIONS,
+            "menu_utils": UTIL_ACTIONS,
+        }
+
+    def _hook_toolbar(self):
+
+        def _connect_menu(menu_key: str):
+            menu = self.toolbar.components.get_action(menu_key)
+            mapping = self._ACTION_MAPPINGS[menu_key]
+            for key, (_, _, widget_type) in mapping.items():
+                act = menu.actions[key].action
+                if widget_type == "LogPanel":
+                    act.setEnabled(False)  # keep disabled per issue #644
+                else:
+                    act.triggered.connect(lambda _, t=widget_type: self.new(widget=t))
+
+        _connect_menu("menu_plots")
+        _connect_menu("menu_devices")
+        _connect_menu("menu_utils")
+
+        # Connect flat toolbar actions
+        def _connect_flat_actions(category: str, mapping: dict[str, tuple[str, str, str]]):
+            for action_id, (_, _, widget_type) in mapping.items():
+                flat_action_id = f"flat_{action_id}"
+                flat_action = self.toolbar.components.get_action(flat_action_id).action
+                if widget_type == "LogPanel":
+                    flat_action.setEnabled(False)  # keep disabled per issue #644
+                else:
+                    flat_action.triggered.connect(lambda _, t=widget_type: self.new(widget=t))
+
+        _connect_flat_actions("plots", self._ACTION_MAPPINGS["menu_plots"])
+        _connect_flat_actions("devices", self._ACTION_MAPPINGS["menu_devices"])
+        _connect_flat_actions("utils", self._ACTION_MAPPINGS["menu_utils"])
+
+        self.toolbar.components.get_action("attach_all").action.triggered.connect(self.attach_all)
+        self.toolbar.components.get_action("screenshot").action.triggered.connect(self.screenshot)
+        # Developer mode toggle
+        self.toolbar.components.get_action("developer_mode").action.toggled.connect(
+            self._on_developer_mode_toggled
+        )
+
+    def _set_editable(self, editable: bool) -> None:
+        self.lock_workspace = not editable
+        self._editable = editable
+
+        # Sync the toolbar lock toggle with current mode
+        lock_action = self.toolbar.components.get_action("lock").action
+        lock_action.setChecked(not editable)
+        lock_action.setVisible(editable)
+
+        attach_all_action = self.toolbar.components.get_action("attach_all").action
+        attach_all_action.setVisible(editable)
+
+        # Show full creation menus only when editable; otherwise keep minimal set
+        if editable:
+            self.toolbar.show_bundles(
+                [
+                    "menu_plots",
+                    "menu_devices",
+                    "menu_utils",
+                    "spacer_bundle",
+                    "workspace",
+                    "dock_actions",
+                ]
+            )
+        else:
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+
+        # Keep Developer mode UI in sync
+        self.toolbar.components.get_action("developer_mode").action.setChecked(editable)
+
+    def _on_developer_mode_toggled(self, checked: bool) -> None:
+        """Handle developer mode checkbox toggle."""
+        self._set_editable(checked)
+
+    ################################################################################
+    # Adding widgets
+    ################################################################################
+    @SafeSlot(popup_error=True)
+    def new(
+        self,
+        widget: BECWidget | str,
+        closable: bool = True,
+        floatable: bool = True,
+        movable: bool = True,
+        start_floating: bool = False,
+        where: Literal["left", "right", "top", "bottom"] | None = None,
+    ) -> BECWidget:
+        """
+        Create a new widget (or reuse an instance) and add it as a dock.
+
+        Args:
+            widget: Widget instance or a string widget type (factory-created).
+            closable: Whether the dock is closable.
+            floatable: Whether the dock is floatable.
+            movable: Whether the dock is movable.
+            start_floating: Start the dock in a floating state.
+            where: Preferred area to add the dock: "left" | "right" | "top" | "bottom".
+                   If None, uses the instance default passed at construction time.
+        Returns:
+            The widget instance.
+        """
+        target_area = self._area_from_where(where)
+
+        # 1) Instantiate or look up the widget
+        if isinstance(widget, str):
+            widget = cast(BECWidget, widget_handler.create_widget(widget_type=widget, parent=self))
+            widget.name_established.connect(
+                lambda: self._create_dock_with_name(
+                    widget=widget,
+                    closable=closable,
+                    floatable=floatable,
+                    movable=movable,
+                    start_floating=start_floating,
+                    area=target_area,
+                )
+            )
+            return widget
+
+        # If a widget instance is passed, dock it immediately
+        self._create_dock_with_name(
+            widget=widget,
+            closable=closable,
+            floatable=floatable,
+            movable=movable,
+            start_floating=start_floating,
+            area=target_area,
+        )
+        return widget
+
+    def _create_dock_with_name(
+        self,
+        widget: BECWidget,
+        closable: bool = True,
+        floatable: bool = False,
+        movable: bool = True,
+        start_floating: bool = False,
+        area: QtAds.DockWidgetArea | None = None,
+    ):
+        target_area = area or self._area_from_where(None)
+        self._make_dock(
+            widget,
+            closable=closable,
+            floatable=floatable,
+            movable=movable,
+            area=target_area,
+            start_floating=start_floating,
+        )
+        self.dock_manager.setFocus()
+
+    ################################################################################
+    # Dock Management
+    ################################################################################
+
+    def dock_map(self) -> dict[str, CDockWidget]:
+        """
+        Return the dock widgets map as dictionary with names as keys and dock widgets as values.
+
+        Returns:
+            dict: A dictionary mapping widget names to their corresponding dock widgets.
+        """
+        return self.dock_manager.dockWidgetsMap()
+
+    def dock_list(self) -> list[CDockWidget]:
+        """
+        Return the list of dock widgets.
+
+        Returns:
+            list: A list of all dock widgets in the dock area.
+        """
+        return self.dock_manager.dockWidgets()
+
+    def widget_map(self) -> dict[str, QWidget]:
+        """
+        Return a dictionary mapping widget names to their corresponding BECWidget instances.
+
+        Returns:
+            dict: A dictionary mapping widget names to BECWidget instances.
+        """
+        return {dock.objectName(): dock.widget() for dock in self.dock_list()}
+
+    def widget_list(self) -> list[QWidget]:
+        """
+        Return a list of all BECWidget instances in the dock area.
+
+        Returns:
+            list: A list of all BECWidget instances in the dock area.
+        """
+        return [dock.widget() for dock in self.dock_list() if isinstance(dock.widget(), QWidget)]
+
+    @SafeSlot()
+    def attach_all(self):
+        """
+        Return all floating docks to the dock area, preserving tab groups within each floating container.
+        """
+        for container in self.dock_manager.floatingWidgets():
+            docks = container.dockWidgets()
+            if not docks:
+                continue
+            target = docks[0]
+            self.dock_manager.addDockWidget(QtAds.DockWidgetArea.RightDockWidgetArea, target)
+            for d in docks[1:]:
+                self.dock_manager.addDockWidgetTab(
+                    QtAds.DockWidgetArea.RightDockWidgetArea, d, target
+                )
+
+    @SafeSlot()
+    def delete_all(self):
+        """Delete all docks and widgets."""
+        for dock in list(self.dock_manager.dockWidgets()):
+            self._delete_dock(dock)
+
+    ################################################################################
+    # Workspace Management
+    ################################################################################
+    @SafeProperty(bool)
+    def lock_workspace(self) -> bool:
+        """
+        Get or set the lock state of the workspace.
+
+        Returns:
+            bool: True if the workspace is locked, False otherwise.
+        """
+        return self._locked
+
+    @lock_workspace.setter
+    def lock_workspace(self, value: bool):
+        """
+        Set the lock state of the workspace. Docks remain resizable, but are not movable or closable.
+
+        Args:
+            value (bool): True to lock the workspace, False to unlock it.
+        """
+        self._locked = value
+        self._apply_dock_lock(value)
+        self.toolbar.components.get_action("save_workspace").action.setVisible(not value)
+        self.toolbar.components.get_action("delete_workspace").action.setVisible(not value)
+        for dock in self.dock_list():
+            dock.setting_action.setVisible(not value)
+
+    @SafeSlot(str)
+    def save_profile(self, name: str | None = None):
+        """
+        Save the current workspace profile.
+
+        Args:
+            name (str | None): The name of the profile. If None, a dialog will prompt for a name.
+        """
+        if not name:
+            # Use the new SaveProfileDialog instead of QInputDialog
+            dialog = SaveProfileDialog(self)
+            if dialog.exec() != QDialog.Accepted:
+                return
+            name = dialog.get_profile_name()
+            readonly = dialog.is_readonly()
+
+            # Check if profile already exists and is read-only
+            if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                suggested_name = f"{name}_custom"
+                reply = QMessageBox.warning(
+                    self,
+                    "Read-only Profile",
+                    f"The profile '{name}' is marked as read-only and cannot be overwritten.\n\n"
+                    f"Would you like to save it with a different name?\n"
+                    f"Suggested name: '{suggested_name}'",
+                    QMessageBox.Yes | QMessageBox.No,
+                    QMessageBox.Yes,
+                )
+                if reply == QMessageBox.Yes:
+                    # Show dialog again with suggested name pre-filled
+                    dialog = SaveProfileDialog(self, suggested_name)
+                    if dialog.exec() != QDialog.Accepted:
+                        return
+                    name = dialog.get_profile_name()
+                    readonly = dialog.is_readonly()
+
+                    # Check again if the new name is also read-only (recursive protection)
+                    if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                        return self.save_profile()
+                else:
+                    return
+        else:
+            # If name is provided directly, assume not read-only unless already exists
+            readonly = False
+            if os.path.exists(profile_path(name)) and is_profile_readonly(name):
+                QMessageBox.warning(
+                    self,
+                    "Read-only Profile",
+                    f"The profile '{name}' is marked as read-only and cannot be overwritten.",
+                    QMessageBox.Ok,
+                )
+                return
+
+        # Display saving placeholder
+        workspace_combo = self.toolbar.components.get_action("workspace_combo").widget
+        workspace_combo.blockSignals(True)
+        workspace_combo.insertItem(0, f"{name}-saving")
+        workspace_combo.setCurrentIndex(0)
+        workspace_combo.blockSignals(False)
+
+        # Save the profile
+        settings = open_settings(name)
+        settings.setValue(SETTINGS_KEYS["geom"], self.saveGeometry())
+        settings.setValue(
+            SETTINGS_KEYS["state"], b""
+        )  # No QMainWindow state; placeholder for backward compat
+        settings.setValue(SETTINGS_KEYS["ads_state"], self.dock_manager.saveState())
+        self.dock_manager.addPerspective(name)
+        self.dock_manager.savePerspectives(settings)
+        self.state_manager.save_state(settings=settings)
+        write_manifest(settings, self.dock_list())
+
+        # Set read-only status if specified
+        if readonly:
+            set_profile_readonly(name, readonly)
+
+        settings.sync()
+        self._refresh_workspace_list()
+        workspace_combo.setCurrentText(name)
+
+    def load_profile(self, name: str | None = None):
+        """
+        Load a workspace profile.
+
+        Args:
+            name (str | None): The name of the profile. If None, a dialog will prompt for a name.
+        """
+        # FIXME this has to be tweaked
+        if not name:
+            name, ok = QInputDialog.getText(
+                self, "Load Workspace", "Enter the name of the workspace profile to load:"
+            )
+            if not ok or not name:
+                return
+        settings = open_settings(name)
+
+        for item in read_manifest(settings):
+            obj_name = item["object_name"]
+            widget_class = item["widget_class"]
+            if obj_name not in self.widget_map():
+                w = widget_handler.create_widget(widget_type=widget_class, parent=self)
+                w.setObjectName(obj_name)
+                self._make_dock(
+                    w,
+                    closable=item["closable"],
+                    floatable=item["floatable"],
+                    movable=item["movable"],
+                    area=QtAds.DockWidgetArea.RightDockWidgetArea,
+                )
+
+        geom = settings.value(SETTINGS_KEYS["geom"])
+        if geom:
+            self.restoreGeometry(geom)
+        # No window state for QWidget-based host; keep for backwards compat read
+        # window_state = settings.value(SETTINGS_KEYS["state"])  # ignored
+        dock_state = settings.value(SETTINGS_KEYS["ads_state"])
+        if dock_state:
+            self.dock_manager.restoreState(dock_state)
+        self.dock_manager.loadPerspectives(settings)
+        self.state_manager.load_state(settings=settings)
+        self._set_editable(self._editable)
+
+    @SafeSlot()
+    def delete_profile(self):
+        """
+        Delete the currently selected workspace profile file and refresh the combo list.
+        """
+        combo = self.toolbar.components.get_action("workspace_combo").widget
+        name = combo.currentText()
+        if not name:
+            return
+
+        # Check if profile is read-only
+        if is_profile_readonly(name):
+            QMessageBox.warning(
+                self,
+                "Read-only Profile",
+                f"The profile '{name}' is marked as read-only and cannot be deleted.\n\n"
+                f"Read-only profiles are protected from modification and deletion.",
+                QMessageBox.Ok,
+            )
+            return
+
+        # Confirm deletion for regular profiles
+        reply = QMessageBox.question(
+            self,
+            "Delete Profile",
+            f"Are you sure you want to delete the profile '{name}'?\n\n"
+            f"This action cannot be undone.",
+            QMessageBox.Yes | QMessageBox.No,
+            QMessageBox.No,
+        )
+        if reply != QMessageBox.Yes:
+            return
+
+        file_path = profile_path(name)
+        try:
+            os.remove(file_path)
+        except FileNotFoundError:
+            return
+        self._refresh_workspace_list()
+
+    def _refresh_workspace_list(self):
+        """
+        Populate the workspace combo box with all saved profile names (without .ini).
+        """
+        combo = self.toolbar.components.get_action("workspace_combo").widget
+        if hasattr(combo, "refresh_profiles"):
+            combo.refresh_profiles()
+        else:
+            # Fallback for regular QComboBox
+            combo.blockSignals(True)
+            combo.clear()
+            combo.addItems(list_profiles())
+            combo.blockSignals(False)
+
+    ################################################################################
+    # Mode Switching
+    ################################################################################
+
+    @SafeProperty(str)
+    def mode(self) -> str:
+        return self._mode
+
+    @mode.setter
+    def mode(self, new_mode: str):
+        if new_mode not in ["plot", "device", "utils", "developer", "user"]:
+            raise ValueError(f"Invalid mode: {new_mode}")
+        self._mode = new_mode
+        self.mode_changed.emit(new_mode)
+
+        # Update toolbar visibility based on mode
+        if new_mode == "user":
+            # User mode: show only essential tools
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+        elif new_mode == "developer":
+            # Developer mode: show all tools (use menu bundles)
+            self.toolbar.show_bundles(
+                [
+                    "menu_plots",
+                    "menu_devices",
+                    "menu_utils",
+                    "spacer_bundle",
+                    "workspace",
+                    "dock_actions",
+                ]
+            )
+        elif new_mode in ["plot", "device", "utils"]:
+            # Specific modes: show flat toolbar for that category
+            bundle_name = f"flat_{new_mode}s" if new_mode != "utils" else "flat_utils"
+            self.toolbar.show_bundles([bundle_name])
+            # self.toolbar.show_bundles([bundle_name, "spacer_bundle", "workspace", "dock_actions"])
+        else:
+            # Fallback to user mode
+            self.toolbar.show_bundles(["spacer_bundle", "workspace", "dock_actions"])
+
+    def cleanup(self):
+        """
+        Cleanup the dock area.
+        """
+        self.delete_all()
+        self.dark_mode_button.close()
+        self.dark_mode_button.deleteLater()
+        self.toolbar.cleanup()
+        super().cleanup()
+
+
+if __name__ == "__main__":
+    import sys
+
+    app = QApplication(sys.argv)
+    apply_theme("dark")
+    dispatcher = BECDispatcher(gui_id="ads")
+    window = BECMainWindowNoRPC()
+    ads = AdvancedDockArea(mode="developer", root_widget=True)
+    window.setCentralWidget(ads)
+    window.show()
+    window.resize(800, 600)
+
+    sys.exit(app.exec())

bec_widgets/widgets/containers/advanced_dock_area/profile_utils.py

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

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

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

bec_widgets/widgets/containers/dock/dock_area.py

@@ -616,10 +616,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     import sys
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("auto")
+    apply_theme("dark")
     dock_area = BECDockArea()
     dock_1 = dock_area.new(name="dock_0", widget="DarkModeButton")
     dock_1.new(widget="DarkModeButton")

bec_widgets/widgets/containers/main_window/main_window.py

@@ -19,7 +19,7 @@ from qtpy.QtWidgets import (
 import bec_widgets
 from bec_widgets.utils import UILoader
 from bec_widgets.utils.bec_widget import BECWidget
-from bec_widgets.utils.colors import apply_theme, set_theme
+from bec_widgets.utils.colors import apply_theme
 from bec_widgets.utils.error_popups import SafeSlot
 from bec_widgets.utils.widget_io import WidgetHierarchy
 from bec_widgets.widgets.containers.main_window.addons.hover_widget import HoverWidget
@@ -357,7 +357,7 @@ class BECMainWindow(BECWidget, QMainWindow):
 
         ########################################
         # Theme menu
-        theme_menu = menu_bar.addMenu("Theme")
+        theme_menu = menu_bar.addMenu("View")
 
         theme_group = QActionGroup(self)
         light_theme_action = QAction("Light Theme", self, checkable=True)
@@ -374,11 +374,12 @@ class BECMainWindow(BECWidget, QMainWindow):
         dark_theme_action.triggered.connect(lambda: self.change_theme("dark"))
 
         # Set the default theme
-        theme = self.app.theme.theme
-        if theme == "light":
-            light_theme_action.setChecked(True)
-        elif theme == "dark":
-            dark_theme_action.setChecked(True)
+        if hasattr(self.app, "theme") and self.app.theme:
+            theme_name = self.app.theme.theme.lower()
+            if "light" in theme_name:
+                light_theme_action.setChecked(True)
+            elif "dark" in theme_name:
+                dark_theme_action.setChecked(True)
 
         ########################################
         # Help menu
@@ -448,7 +449,7 @@ class BECMainWindow(BECWidget, QMainWindow):
         Args:
             theme(str): Either "light" or "dark".
         """
-        set_theme(theme)  # emits theme_updated and applies palette globally
+        apply_theme(theme)  # emits theme_updated and applies palette globally
 
     def event(self, event):
         if event.type() == QEvent.Type.StatusTip:

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

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

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

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

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

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

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

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

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

@@ -62,7 +62,7 @@ class PositionerGroup(BECWidget, QWidget):
 
     PLUGIN = True
     ICON_NAME = "grid_view"
-    USER_ACCESS = ["set_positioners"]
+    USER_ACCESS = ["set_positioners", "attach", "detach", "screenshot"]
 
     # Signal emitted to inform listeners about a position update of the first positioner
     position_update = Signal(float)

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

@@ -147,24 +147,6 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         dev_name = self.currentText()
         return self.get_device_object(dev_name)
 
-    def paintEvent(self, event: QPaintEvent) -> None:
-        """Extend the paint event to set the border color based on the validity of the input.
-
-        Args:
-            event (PySide6.QtGui.QPaintEvent) : Paint event.
-        """
-        # logger.info(f"Received paint event: {event} in {self.__class__}")
-        super().paintEvent(event)
-
-        if self._is_valid_input is False and self.isEnabled() is True:
-            painter = QPainter(self)
-            pen = QPen()
-            pen.setWidth(2)
-            pen.setColor(self._accent_colors.emergency)
-            painter.setPen(pen)
-            painter.drawRect(self.rect().adjusted(1, 1, -1, -1))
-            painter.end()
-
     @Slot(str)
     def check_validity(self, input_text: str) -> None:
         """
@@ -173,10 +155,12 @@ class DeviceComboBox(DeviceInputBase, QComboBox):
         if self.validate_device(input_text) is True:
             self._is_valid_input = True
             self.device_selected.emit(input_text)
+            self.setStyleSheet("border: 1px solid transparent;")
         else:
             self._is_valid_input = False
             self.device_reset.emit()
-        self.update()
+            if self.isEnabled():
+                self.setStyleSheet("border: 1px solid red;")
 
     def validate_device(self, device: str) -> bool:  # type: ignore[override]
         """
@@ -202,10 +186,10 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

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

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

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

@@ -179,10 +179,10 @@ if __name__ == "__main__":  # pragma: no cover
     # pylint: disable=import-outside-toplevel
     from qtpy.QtWidgets import QApplication, QVBoxLayout, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
     widget = QWidget()
     widget.setFixedSize(200, 200)
     layout = QVBoxLayout()

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

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

bec_widgets/widgets/control/scan_control/scan_control.py

@@ -20,7 +20,7 @@ from qtpy.QtWidgets import (
 
 from bec_widgets.utils import ConnectionConfig
 from bec_widgets.utils.bec_widget import BECWidget
-from bec_widgets.utils.colors import get_accent_colors
+from bec_widgets.utils.colors import apply_theme, get_accent_colors
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.widgets.control.buttons.stop_button.stop_button import StopButton
 from bec_widgets.widgets.control.scan_control.scan_group_box import ScanGroupBox
@@ -45,7 +45,7 @@ class ScanControl(BECWidget, QWidget):
     Widget to submit new scans to the queue.
     """
 
-    USER_ACCESS = ["remove", "screenshot"]
+    USER_ACCESS = ["attach", "detach", "screenshot"]
     PLUGIN = True
     ICON_NAME = "tune"
     ARG_BOX_POSITION: int = 2
@@ -136,13 +136,8 @@ class ScanControl(BECWidget, QWidget):
         self.scan_control_group.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed)
         self.button_layout = QHBoxLayout(self.scan_control_group)
         self.button_run_scan = QPushButton("Start", self.scan_control_group)
-        self.button_run_scan.setStyleSheet(
-            f"background-color: {palette.success.name()}; color: white"
-        )
+        self.button_run_scan.setProperty("variant", "success")
         self.button_stop_scan = StopButton(parent=self.scan_control_group)
-        self.button_stop_scan.setStyleSheet(
-            f"background-color: {palette.emergency.name()}; color: white"
-        )
         self.button_layout.addWidget(self.button_run_scan)
         self.button_layout.addWidget(self.button_stop_scan)
         self.layout.addWidget(self.scan_control_group)
@@ -547,12 +542,10 @@ class ScanControl(BECWidget, QWidget):
 
 # Application example
 if __name__ == "__main__":  # pragma: no cover
-    from bec_widgets.utils.colors import set_theme
-
     app = QApplication([])
     scan_control = ScanControl()
 
-    set_theme("auto")
+    apply_theme("dark")
     window = scan_control
     window.show()
     app.exec()

bec_widgets/widgets/dap/dap_combo_box/dap_combo_box.py

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

bec_widgets/widgets/editors/dict_backed_table.py

@@ -249,10 +249,10 @@ class DictBackedTable(QWidget):
 
 
 if __name__ == "__main__":  # pragma: no cover
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("dark")
+    apply_theme("dark")
 
     window = DictBackedTable(None, [["key1", "value1"], ["key2", "value2"], ["key3", "value3"]])
     window.show()

bec_widgets/widgets/editors/monaco/monaco_widget.py

@@ -32,6 +32,9 @@ class MonacoWidget(BECWidget, QWidget):
         "set_vim_mode_enabled",
         "set_lsp_header",
         "get_lsp_header",
+        "attach",
+        "detach",
+        "screenshot",
     ]
 
     def __init__(self, parent=None, config=None, client=None, gui_id=None, **kwargs):

bec_widgets/widgets/editors/scan_metadata/scan_metadata.py

@@ -97,7 +97,7 @@ if __name__ == "__main__":  # pragma: no cover
 
     from bec_lib.metadata_schema import BasicScanMetadata
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     class ExampleSchema1(BasicScanMetadata):
         abc: int = Field(gt=0, lt=2000, description="Heating temperature abc", title="A B C")
@@ -141,7 +141,7 @@ if __name__ == "__main__":  # pragma: no cover
         layout.addWidget(selection)
         layout.addWidget(scan_metadata)
 
-        set_theme("dark")
+        apply_theme("dark")
         window = w
         window.show()
         app.exec()

bec_widgets/widgets/editors/website/website.py

@@ -21,7 +21,16 @@ class WebsiteWidget(BECWidget, QWidget):
 
     PLUGIN = True
     ICON_NAME = "travel_explore"
-    USER_ACCESS = ["set_url", "get_url", "reload", "back", "forward"]
+    USER_ACCESS = [
+        "set_url",
+        "get_url",
+        "reload",
+        "back",
+        "forward",
+        "attach",
+        "detach",
+        "screenshot",
+    ]
 
     def __init__(
         self, parent=None, url: str = None, config=None, client=None, gui_id=None, **kwargs

bec_widgets/widgets/games/minesweeper.py

@@ -407,10 +407,10 @@ class Minesweeper(BECWidget, QWidget):
 
 
 if __name__ == "__main__":
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication([])
-    set_theme("light")
+    apply_theme("light")
     widget = Minesweeper()
     widget.show()
 

bec_widgets/widgets/plots/heatmap/heatmap.py

@@ -115,6 +115,8 @@ class Heatmap(ImageBase):
         "auto_range_y.setter",
         "minimal_crosshair_precision",
         "minimal_crosshair_precision.setter",
+        "attach",
+        "detach",
         "screenshot",
         # ImageView Specific Settings
         "color_map",

bec_widgets/widgets/plots/image/image.py

@@ -91,6 +91,8 @@ class Image(ImageBase):
         "auto_range_y.setter",
         "minimal_crosshair_precision",
         "minimal_crosshair_precision.setter",
+        "attach",
+        "detach",
         "screenshot",
         # ImageView Specific Settings
         "color_map",

bec_widgets/widgets/plots/motor_map/motor_map.py

@@ -11,7 +11,7 @@ from qtpy.QtGui import QColor
 from qtpy.QtWidgets import QHBoxLayout, QMainWindow, QWidget
 
 from bec_widgets.utils import Colors, ConnectionConfig
-from bec_widgets.utils.colors import set_theme
+from bec_widgets.utils.colors import apply_theme
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.utils.settings_dialog import SettingsDialog
 from bec_widgets.utils.toolbars.toolbar import MaterialIconAction
@@ -128,6 +128,8 @@ class MotorMap(PlotBase):
         "y_log.setter",
         "legend_label_size",
         "legend_label_size.setter",
+        "attach",
+        "detach",
         "screenshot",
         # motor_map specific
         "color",
@@ -828,7 +830,7 @@ if __name__ == "__main__":  # pragma: no cover
     from qtpy.QtWidgets import QApplication
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = DemoApp()
     widget.show()
     widget.resize(1400, 600)

bec_widgets/widgets/plots/multi_waveform/multi_waveform.py

@@ -96,6 +96,8 @@ class MultiWaveform(PlotBase):
         "legend_label_size.setter",
         "minimal_crosshair_precision",
         "minimal_crosshair_precision.setter",
+        "attach",
+        "detach",
         "screenshot",
         # MultiWaveform Specific RPC Access
         "highlighted_index",

bec_widgets/widgets/plots/plot_base.py

@@ -135,7 +135,7 @@ class PlotBase(BECWidget, QWidget):
         self._init_ui()
 
         self._connect_to_theme_change()
-        self._update_theme()
+        self._update_theme(None)
 
     def apply_theme(self, theme: str):
         self.round_plot_widget.apply_theme(theme)
@@ -143,6 +143,8 @@ class PlotBase(BECWidget, QWidget):
     def _init_ui(self):
         self.layout.addWidget(self.layout_manager)
         self.round_plot_widget = RoundedFrame(parent=self, content_widget=self.plot_widget)
+        self.round_plot_widget.setProperty("variant", "plot_background")
+        self.round_plot_widget.setProperty("frameless", True)
 
         self.layout_manager.add_widget(self.round_plot_widget)
         self.layout_manager.add_widget_relative(self.fps_label, self.round_plot_widget, "top")

bec_widgets/widgets/plots/scatter_waveform/scatter_waveform.py

@@ -10,7 +10,6 @@ from qtpy.QtCore import QTimer, Signal
 from qtpy.QtWidgets import QHBoxLayout, QMainWindow, QWidget
 
 from bec_widgets.utils import Colors, ConnectionConfig
-from bec_widgets.utils.colors import set_theme
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.utils.settings_dialog import SettingsDialog
 from bec_widgets.utils.toolbars.toolbar import MaterialIconAction
@@ -84,6 +83,8 @@ class ScatterWaveform(PlotBase):
         "legend_label_size.setter",
         "minimal_crosshair_precision",
         "minimal_crosshair_precision.setter",
+        "attach",
+        "detach",
         "screenshot",
         # Scatter Waveform Specific RPC Access
         "main_curve",
@@ -544,8 +545,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     from qtpy.QtWidgets import QApplication
 
+    from bec_widgets.utils.colors import apply_theme
+
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = DemoApp()
     widget.show()
     widget.resize(1400, 600)

bec_widgets/widgets/plots/waveform/settings/curve_settings/curve_tree.py

@@ -7,6 +7,7 @@ from bec_lib.logger import bec_logger
 from bec_qthemes._icon.material_icons import material_icon
 from qtpy.QtCore import Qt
 from qtpy.QtWidgets import (
+    QApplication,
     QComboBox,
     QHBoxLayout,
     QHeaderView,
@@ -70,6 +71,7 @@ class CurveRow(QTreeWidgetItem):
             # A top-level device row.
             super().__init__(tree)
 
+        self.app = QApplication.instance()
         self.tree = tree
         self.parent_item = parent_item
         self.curve_tree = tree.parent()  # The CurveTree widget
@@ -115,7 +117,16 @@ class CurveRow(QTreeWidgetItem):
 
         # If device row, add "Add DAP" button
         if self.source == "device":
-            self.add_dap_button = QPushButton("DAP")
+            self.add_dap_button = QToolButton()
+            analysis_icon = material_icon(
+                "monitoring",
+                size=(20, 20),
+                convert_to_pixmap=False,
+                filled=False,
+                color=self.app.theme.colors["FG"].toTuple(),
+            )
+            self.add_dap_button.setIcon(analysis_icon)
+            self.add_dap_button.setToolTip("Add DAP")
             self.add_dap_button.clicked.connect(lambda: self.add_dap_row())
             actions_layout.addWidget(self.add_dap_button)
 

bec_widgets/widgets/plots/waveform/waveform.py

@@ -25,7 +25,7 @@ from qtpy.QtWidgets import (
 
 from bec_widgets.utils import ConnectionConfig
 from bec_widgets.utils.bec_signal_proxy import BECSignalProxy
-from bec_widgets.utils.colors import Colors, set_theme
+from bec_widgets.utils.colors import Colors, apply_theme
 from bec_widgets.utils.container_utils import WidgetContainerUtils
 from bec_widgets.utils.error_popups import SafeProperty, SafeSlot
 from bec_widgets.utils.settings_dialog import SettingsDialog
@@ -63,6 +63,10 @@ class Waveform(PlotBase):
     RPC = True
     ICON_NAME = "show_chart"
     USER_ACCESS = [
+        # BECWidget Base Class
+        "attach",
+        "detach",
+        "screenshot",
         # General PlotBase Settings
         "_config_dict",
         "enable_toolbar",
@@ -105,7 +109,6 @@ class Waveform(PlotBase):
         "legend_label_size.setter",
         "minimal_crosshair_precision",
         "minimal_crosshair_precision.setter",
-        "screenshot",
         # Waveform Specific RPC Access
         "curves",
         "x_mode",
@@ -2066,7 +2069,7 @@ if __name__ == "__main__":  # pragma: no cover
     import sys
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = DemoApp()
     widget.show()
     widget.resize(1400, 600)

bec_widgets/widgets/progress/ring_progress_bar/ring_progress_bar.py

@@ -96,6 +96,9 @@ class RingProgressBar(BECWidget, QWidget):
         "set_diameter",
         "reset_diameter",
         "enable_auto_updates",
+        "attach",
+        "detach",
+        "screenshot",
     ]
 
     def __init__(

bec_widgets/widgets/services/bec_queue/bec_queue.py

@@ -242,8 +242,15 @@ class BECQueue(BECWidget, CompactPopupWidget):
         abort_button.button.setIcon(
             material_icon("cancel", color="#cc181e", filled=True, convert_to_pixmap=False)
         )
-        abort_button.button.setStyleSheet("background-color:  rgba(0,0,0,0) ")
-        abort_button.button.setFlat(True)
+        abort_button.setStyleSheet(
+            """
+            QPushButton {
+                background-color: transparent;
+                border: none;
+            }
+            """
+        )
+
         return abort_button
 
     def delete_selected_row(self):

bec_widgets/widgets/services/bec_status_box/bec_status_box.py

@@ -76,7 +76,7 @@ class BECStatusBox(BECWidget, CompactPopupWidget):
 
     PLUGIN = True
     CORE_SERVICES = ["DeviceServer", "ScanServer", "SciHub", "ScanBundler", "FileWriterManager"]
-    USER_ACCESS = ["get_server_state", "remove"]
+    USER_ACCESS = ["get_server_state", "remove", "attach", "detach", "screenshot"]
 
     service_update = Signal(BECServiceInfoContainer)
     bec_core_state = Signal(str)
@@ -315,10 +315,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     from qtpy.QtWidgets import QApplication
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     main_window = BECStatusBox()
     main_window.show()
     sys.exit(app.exec())

bec_widgets/widgets/services/device_browser/device_browser.py

@@ -240,10 +240,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     from qtpy.QtWidgets import QApplication
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication(sys.argv)
-    set_theme("light")
+    apply_theme("light")
     widget = DeviceBrowser()
     widget.show()
     sys.exit(app.exec_())

bec_widgets/widgets/services/device_browser/device_item/device_config_dialog.py

@@ -262,12 +262,12 @@ def main():  # pragma: no cover
 
     from qtpy.QtWidgets import QApplication, QLineEdit, QPushButton, QWidget
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     dialog = None
 
     app = QApplication(sys.argv)
-    set_theme("light")
+    apply_theme("light")
     widget = QWidget()
     widget.setLayout(QVBoxLayout())
 

bec_widgets/widgets/services/device_browser/device_item/device_signal_display.py

@@ -110,10 +110,10 @@ if __name__ == "__main__":  # pragma: no cover
 
     from qtpy.QtWidgets import QApplication
 
-    from bec_widgets.utils.colors import set_theme
+    from bec_widgets.utils.colors import apply_theme
 
     app = QApplication(sys.argv)
-    set_theme("light")
+    apply_theme("light")
     widget = SignalDisplay(device="samx")
     widget.show()
     sys.exit(app.exec_())

bec_widgets/widgets/utility/logpanel/logpanel.py

@@ -35,7 +35,7 @@ from qtpy.QtWidgets import (
 )
 
 from bec_widgets.utils.bec_connector import BECConnector
-from bec_widgets.utils.colors import get_theme_palette, set_theme
+from bec_widgets.utils.colors import apply_theme, get_theme_palette
 from bec_widgets.utils.error_popups import SafeSlot
 from bec_widgets.widgets.editors.text_box.text_box import TextBox
 from bec_widgets.widgets.services.bec_status_box.bec_status_box import BECServiceStatusMixin
@@ -544,7 +544,7 @@ if __name__ == "__main__":  # pragma: no cover
     from qtpy.QtWidgets import QApplication  # pylint: disable=ungrouped-imports
 
     app = QApplication(sys.argv)
-    set_theme("dark")
+    apply_theme("dark")
     widget = LogPanel()
 
     widget.show()

bec_widgets/widgets/utility/spinner/spinner.py

@@ -49,7 +49,7 @@ class SpinnerWidget(QWidget):
 
     def paintEvent(self, event):
         painter = QPainter(self)
-        painter.setRenderHint(QPainter.Antialiasing)
+        painter.setRenderHint(QPainter.RenderHint.Antialiasing)
         size = min(self.width(), self.height())
         rect = QRect(0, 0, size, size)
 
@@ -63,14 +63,14 @@ class SpinnerWidget(QWidget):
         rect.adjust(line_width, line_width, -line_width, -line_width)
 
         # Background arc
-        painter.setPen(QPen(background_color, line_width, Qt.SolidLine))
+        painter.setPen(QPen(background_color, line_width, Qt.PenStyle.SolidLine))
         adjusted_rect = QRect(rect.left(), rect.top(), rect.width(), rect.height())
         painter.drawArc(adjusted_rect, 0, 360 * 16)
 
         if self._started:
             # Foreground arc
-            pen = QPen(color, line_width, Qt.SolidLine)
-            pen.setCapStyle(Qt.RoundCap)
+            pen = QPen(color, line_width, Qt.PenStyle.SolidLine)
+            pen.setCapStyle(Qt.PenCapStyle.RoundCap)
             painter.setPen(pen)
             proportion = 1 / 4
             angle_span = int(proportion * 360 * 16)

bec_widgets/widgets/utility/visual/dark_mode_button/dark_mode_button.py

@@ -5,7 +5,7 @@ from qtpy.QtCore import Property, Qt, Slot
 from qtpy.QtWidgets import QApplication, QHBoxLayout, QPushButton, QToolButton, QWidget
 
 from bec_widgets.utils.bec_widget import BECWidget
-from bec_widgets.utils.colors import set_theme
+from bec_widgets.utils.colors import apply_theme
 
 
 class DarkModeButton(BECWidget, QWidget):
@@ -85,7 +85,7 @@ class DarkModeButton(BECWidget, QWidget):
         """
         self.dark_mode_enabled = not self.dark_mode_enabled
         self.update_mode_button()
-        set_theme("dark" if self.dark_mode_enabled else "light")
+        apply_theme("dark" if self.dark_mode_enabled else "light")
 
     def update_mode_button(self):
         icon = material_icon(
@@ -100,7 +100,7 @@ class DarkModeButton(BECWidget, QWidget):
 if __name__ == "__main__":
 
     app = QApplication([])
-    set_theme("auto")
+    apply_theme("dark")
     w = DarkModeButton()
     w.show()
 

pyproject.toml

@@ -13,18 +13,20 @@ classifiers = [
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [
-    "bec_ipython_client~=3.52", # needed for jupyter console
+    "bec_ipython_client~=3.52",  # needed for jupyter console
     "bec_lib~=3.52",
-    "bec_qthemes~=0.7, >=0.7",
-    "black~=25.0",              # needed for bw-generate-cli
-    "isort~=5.13, >=5.13.2",    # needed for bw-generate-cli
+    "bec_qthemes~=1.0, >=1.1.2",
+    "black~=25.0",               # needed for bw-generate-cli
+    "isort~=5.13, >=5.13.2",     # needed for bw-generate-cli
     "pydantic~=2.0",
     "pyqtgraph~=0.13",
-    "PySide6==6.9.0",
-    "qtconsole~=5.5, >=5.5.1",  # needed for jupyter console
+    "PySide6~=6.9.0, !=6.9.1",   # avoid 6.9.1 as it is incompatible with pyqtgraph
+    "qtconsole~=5.5, >=5.5.1",   # needed for jupyter console
     "qtpy~=2.4",
     "qtmonaco~=0.5",
     "thefuzz~=0.22",
+    "darkdetect~=0.8",
+    "PySide6-QtAds~=4.4.0",
 ]
 
 

tests/unit_tests/conftest.py

@@ -5,7 +5,9 @@ import h5py
 import numpy as np
 import pytest
 from bec_lib import messages
+from bec_qthemes import apply_theme
 from pytestqt.exceptions import TimeoutError as QtBotTimeoutError
+from qtpy.QtCore import QEvent, QEventLoop
 from qtpy.QtWidgets import QApplication
 
 from bec_widgets.cli.rpc.rpc_register import RPCRegister
@@ -22,8 +24,18 @@ def pytest_runtest_makereport(item, call):
     item.stash["failed"] = rep.failed
 
 
+def process_all_deferred_deletes(qapp):
+    qapp.sendPostedEvents(None, QEvent.DeferredDelete)
+    qapp.processEvents(QEventLoop.AllEvents)
+
+
 @pytest.fixture(autouse=True)
 def qapplication(qtbot, request, testable_qtimer_class):  # pylint: disable=unused-argument
+    qapp = QApplication.instance()
+    process_all_deferred_deletes(qapp)
+    apply_theme("light")
+    qapp.processEvents()
+
     yield
 
     # if the test failed, we don't want to check for open widgets as
@@ -35,7 +47,6 @@ def qapplication(qtbot, request, testable_qtimer_class):  # pylint: disable=unus
     bec_dispatcher.stop_cli_server()
 
     testable_qtimer_class.check_all_stopped(qtbot)
-    qapp = QApplication.instance()
     qapp.processEvents()
     if hasattr(qapp, "os_listener") and qapp.os_listener:
         qapp.removeEventFilter(qapp.os_listener)

tests/unit_tests/test_abort_button.py

@@ -17,10 +17,6 @@ def abort_button(qtbot, mocked_client):
 
 def test_abort_button(abort_button):
     assert abort_button.button.text() == "Abort"
-    assert (
-        abort_button.button.styleSheet()
-        == "background-color:  #666666; color: white; font-weight: bold; font-size: 12px;"
-    )
     abort_button.button.click()
     assert abort_button.queue.request_scan_abortion.called
     abort_button.close()

tests/unit_tests/test_app_side_bar.py

@@ -0,0 +1,189 @@
+import pytest
+from qtpy.QtCore import QParallelAnimationGroup, QSize
+
+from bec_widgets.applications.navigation_centre.side_bar import SideBar
+from bec_widgets.applications.navigation_centre.side_bar_components import (
+    NavigationItem,
+    SectionHeader,
+)
+
+ANIM_TEST_DURATION = 60  # ms
+
+
+def _run(group: QParallelAnimationGroup, qtbot, duration=ANIM_TEST_DURATION):
+    group.start()
+    qtbot.wait(duration + 100)
+
+
+@pytest.fixture
+def header(qtbot):
+    w = SectionHeader(text="Group", anim_duration=ANIM_TEST_DURATION)
+    qtbot.addWidget(w)
+    qtbot.waitExposed(w)
+    return w
+
+
+def test_section_header_initial_state_collapsed(header):
+    # RevealAnimator is initially collapsed for the label
+    assert header.lbl.maximumWidth() == 0
+    assert header.lbl.maximumHeight() == 0
+
+
+def test_section_header_animates_reveal_and_hide(header, qtbot):
+    group = QParallelAnimationGroup()
+    for anim in header.build_animations():
+        group.addAnimation(anim)
+
+    # Expand
+    header.setup_animations(True)
+    _run(group, qtbot)
+    sh = header.lbl.sizeHint()
+    assert header.lbl.maximumWidth() >= sh.width()
+    assert header.lbl.maximumHeight() >= sh.height()
+
+    # Collapse
+    header.setup_animations(False)
+    _run(group, qtbot)
+    assert header.lbl.maximumWidth() == 0
+    assert header.lbl.maximumHeight() == 0
+
+
+@pytest.fixture
+def nav(qtbot):
+    w = NavigationItem(
+        title="Counter", icon_name="widgets", mini_text="cnt", anim_duration=ANIM_TEST_DURATION
+    )
+    qtbot.addWidget(w)
+    qtbot.waitExposed(w)
+    return w
+
+
+def test_build_animations_contains(nav):
+    lst = nav.build_animations()
+    assert len(lst) == 5
+
+
+def test_setup_animations_changes_targets(nav, qtbot):
+    group = QParallelAnimationGroup()
+    for a in nav.build_animations():
+        group.addAnimation(a)
+
+    # collapsed -> expanded
+    nav.setup_animations(True)
+    _run(group, qtbot)
+
+    sh_title = nav.title_lbl.sizeHint()
+    assert nav.title_lbl.maximumWidth() >= sh_title.width()
+    assert nav.mini_lbl.maximumHeight() == 0
+    assert nav.icon_btn.iconSize() == QSize(26, 26)
+
+    # expanded -> collapsed
+    nav.setup_animations(False)
+    _run(group, qtbot)
+    assert nav.title_lbl.maximumWidth() == 0
+    sh_mini = nav.mini_lbl.sizeHint()
+    assert nav.mini_lbl.maximumHeight() >= sh_mini.height()
+    assert nav.icon_btn.iconSize() == QSize(20, 20)
+
+
+def test_activation_signal_emits(nav, qtbot):
+    with qtbot.waitSignal(nav.activated, timeout=1000):
+        nav.icon_btn.click()
+
+
+@pytest.fixture
+def sidebar(qtbot):
+    sb = SideBar(title="Controls", anim_duration=ANIM_TEST_DURATION)
+    qtbot.addWidget(sb)
+    qtbot.waitExposed(sb)
+    return sb
+
+
+def test_add_section_and_separator(sidebar):
+    sec = sidebar.add_section("Group A", id="group_a")
+    assert sec is not None
+    sep = sidebar.add_separator()
+    assert sep is not None
+    assert sidebar.content_layout.indexOf(sep) != -1
+
+
+def test_add_item_top_and_bottom_positions(sidebar):
+    top_item = sidebar.add_item(icon="widgets", title="Top", id="top")
+    bottom_item = sidebar.add_item(icon="widgets", title="Bottom", id="bottom", from_top=False)
+
+    i_spacer = sidebar.content_layout.indexOf(sidebar._bottom_spacer)
+    i_top = sidebar.content_layout.indexOf(top_item)
+    i_bottom = sidebar.content_layout.indexOf(bottom_item)
+
+    assert i_top != -1 and i_bottom != -1
+    assert i_bottom > i_spacer  # bottom items go after the spacer
+
+
+def test_selection_exclusive_and_nonexclusive(sidebar, qtbot):
+    a = sidebar.add_item(icon="widgets", title="A", id="a", exclusive=True)
+    b = sidebar.add_item(icon="widgets", title="B", id="b", exclusive=True)
+    c = sidebar.add_item(icon="widgets", title="C", id="c", exclusive=False)
+
+    c._emit_activated()
+    qtbot.wait(10)
+    assert c.is_active() is True
+
+    a._emit_activated()
+    qtbot.wait(10)
+    assert a.is_active() is True
+    assert b.is_active() is False
+    assert c.is_active() is True
+
+    b._emit_activated()
+    qtbot.wait(200)
+    assert a.is_active() is False
+    assert b.is_active() is True
+    assert c.is_active() is True
+
+
+def test_on_expand_configures_targets_and_shows_title(sidebar, qtbot):
+    # Start collapsed
+    assert sidebar._is_expanded is False
+    start_w = sidebar.width()
+
+    sidebar.on_expand()
+
+    assert sidebar.width_anim.startValue() == start_w
+    assert sidebar.width_anim.endValue() == sidebar._expanded_width
+    assert sidebar.title_anim.endValue() == 1.0
+
+
+def test__on_anim_finished_hides_on_collapse_and_resets_alignment(sidebar, qtbot):
+    # Add one item so set_visible is called on components too
+    item = sidebar.add_item(icon="widgets", title="Item", id="item")
+
+    # Expand first
+    sidebar.on_expand()
+    qtbot.wait(ANIM_TEST_DURATION + 150)
+    assert sidebar._is_expanded is True
+
+    # Now collapse
+    sidebar.on_expand()
+    # Wait for animation group to finish and _on_anim_finished to run
+    with qtbot.waitSignal(sidebar.group.finished, timeout=2000):
+        pass
+
+    # Collapsed state
+    assert sidebar._is_expanded is False
+
+
+def test_dark_mode_item_is_action(sidebar, qtbot, monkeypatch):
+    dm = sidebar.add_dark_mode_item()
+
+    called = {"toggled": False}
+
+    def fake_apply(theme):
+        called["toggled"] = True
+
+    monkeypatch.setattr("bec_widgets.utils.colors.apply_theme", fake_apply, raising=False)
+
+    before = dm.is_active()
+    dm._emit_activated()
+    qtbot.wait(200)
+    assert called["toggled"] is True
+    assert dm.is_active() == before

tests/unit_tests/test_dark_mode_button.py

@@ -4,7 +4,7 @@ import pytest
 from qtpy.QtCore import Qt
 from qtpy.QtWidgets import QApplication
 
-from bec_widgets.utils.colors import set_theme
+from bec_widgets.utils.colors import apply_theme
 from bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button import DarkModeButton
 
 # pylint: disable=unused-import
@@ -21,7 +21,7 @@ def dark_mode_button(qtbot, mocked_client):
     button = DarkModeButton(client=mocked_client)
     qtbot.addWidget(button)
     qtbot.waitExposed(button)
-    set_theme("light")
+    apply_theme("light")
     yield button
 
 
@@ -64,23 +64,10 @@ def test_dark_mode_button_changes_theme(dark_mode_button):
     Test that the dark mode button changes the theme correctly.
     """
     with mock.patch(
-        "bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button.set_theme"
-    ) as mocked_set_theme:
+        "bec_widgets.widgets.utility.visual.dark_mode_button.dark_mode_button.apply_theme"
+    ) as mocked_apply_theme:
         dark_mode_button.toggle_dark_mode()
-        mocked_set_theme.assert_called_with("dark")
+        mocked_apply_theme.assert_called_with("dark")
 
         dark_mode_button.toggle_dark_mode()
-        mocked_set_theme.assert_called_with("light")
-
-
-def test_dark_mode_button_changes_on_os_theme_change(qtbot, dark_mode_button):
-    """
-    Test that the dark mode button changes the theme correctly when the OS theme changes.
-    """
-    qapp = QApplication.instance()
-    assert dark_mode_button.dark_mode_enabled is False
-    assert dark_mode_button.mode_button.toolTip() == "Set Dark Mode"
-    qapp.theme_signal.theme_updated.emit("dark")
-    qtbot.wait(100)
-    assert dark_mode_button.dark_mode_enabled is True
-    assert dark_mode_button.mode_button.toolTip() == "Set Light Mode"
+        mocked_apply_theme.assert_called_with("light")

tests/unit_tests/test_main_app.py

@@ -0,0 +1,111 @@
+import pytest
+from qtpy.QtWidgets import QWidget
+
+from bec_widgets.applications.main_app import BECMainApp
+from bec_widgets.applications.views.view import ViewBase
+
+from .client_mocks import mocked_client
+
+ANIM_TEST_DURATION = 60  # ms
+
+
+@pytest.fixture
+def viewbase(qtbot):
+    v = ViewBase(content=QWidget())
+    qtbot.addWidget(v)
+    qtbot.waitExposed(v)
+    yield v
+
+
+# Spy views for testing enter/exit hooks and veto logic
+class SpyView(ViewBase):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.enter_calls = 0
+        self.exit_calls = 0
+
+    def on_enter(self) -> None:
+        self.enter_calls += 1
+
+    def on_exit(self) -> bool:
+        self.exit_calls += 1
+        return True
+
+
+class SpyVetoView(SpyView):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.allow_exit = False
+
+    def on_exit(self) -> bool:
+        self.exit_calls += 1
+        return bool(self.allow_exit)
+
+
+@pytest.fixture
+def app_with_spies(qtbot, mocked_client):
+    app = BECMainApp(client=mocked_client, anim_duration=ANIM_TEST_DURATION, show_examples=False)
+    qtbot.addWidget(app)
+    qtbot.waitExposed(app)
+
+    app.add_section("Tests", id="tests")
+
+    v1 = SpyView(id="v1", title="V1")
+    v2 = SpyView(id="v2", title="V2")
+    vv = SpyVetoView(id="vv", title="VV")
+
+    app.add_view(icon="widgets", title="View 1", id="v1", widget=v1, mini_text="v1")
+    app.add_view(icon="widgets", title="View 2", id="v2", widget=v2, mini_text="v2")
+    app.add_view(icon="widgets", title="Veto View", id="vv", widget=vv, mini_text="vv")
+
+    # Start from dock_area (default) to avoid extra enter/exit counts on spies
+    assert app.stack.currentIndex() == app._view_index["dock_area"]
+    return app, v1, v2, vv
+
+
+def test_viewbase_initializes(viewbase):
+    assert viewbase.on_enter() is None
+    assert viewbase.on_exit() is True
+
+
+def test_on_enter_and_on_exit_are_called_on_switch(app_with_spies, qtbot):
+    app, v1, v2, _ = app_with_spies
+
+    app.set_current("v1")
+    qtbot.wait(10)
+    assert v1.enter_calls == 1
+
+    app.set_current("v2")
+    qtbot.wait(10)
+    assert v1.exit_calls == 1
+    assert v2.enter_calls == 1
+
+    app.set_current("v1")
+    qtbot.wait(10)
+    assert v2.exit_calls == 1
+    assert v1.enter_calls == 2
+
+
+def test_on_exit_veto_prevents_switch_until_allowed(app_with_spies, qtbot):
+    app, v1, v2, vv = app_with_spies
+
+    # Move to veto view first
+    app.set_current("vv")
+    qtbot.wait(10)
+    assert vv.enter_calls == 1
+
+    # Attempt to leave veto view -> should veto
+    app.set_current("v1")
+    qtbot.wait(10)
+    assert vv.exit_calls == 1
+    # Still on veto view because veto returned False
+    assert app.stack.currentIndex() == app._view_index["vv"]
+
+    # Allow exit and try again
+    vv.allow_exit = True
+    app.set_current("v1")
+    qtbot.wait(10)
+
+    # Now the switch should have happened, and v1 received on_enter
+    assert app.stack.currentIndex() == app._view_index["v1"]
+    assert v1.enter_calls >= 1

tests/unit_tests/test_reveal_animator.py

@@ -0,0 +1,128 @@
+import pytest
+from qtpy.QtCore import QParallelAnimationGroup
+from qtpy.QtWidgets import QLabel
+
+from bec_widgets.applications.navigation_centre.reveal_animator import RevealAnimator
+
+ANIM_TEST_DURATION = 50  # ms
+
+
+@pytest.fixture
+def label(qtbot):
+    w = QLabel("Reveal Label")
+    qtbot.addWidget(w)
+    qtbot.waitExposed(w)
+    return w
+
+
+def _run_group(group: QParallelAnimationGroup, qtbot, duration_ms: int):
+    group.start()
+    qtbot.wait(duration_ms + 100)
+
+
+def test_immediate_collapsed_then_revealed(label):
+    anim = RevealAnimator(label, duration=ANIM_TEST_DURATION, initially_revealed=False)
+
+    # Initially collapsed
+    assert anim.fx.opacity() == pytest.approx(0.0)
+    assert label.maximumWidth() == 0
+    assert label.maximumHeight() == 0
+
+    # Snap to revealed
+    anim.set_immediate(True)
+    sh = label.sizeHint()
+    assert anim.fx.opacity() == pytest.approx(1.0)
+    assert label.maximumWidth() == max(sh.width(), 1)
+    assert label.maximumHeight() == max(sh.height(), 1)
+
+
+def test_reveal_then_collapse_with_animation(label, qtbot):
+    anim = RevealAnimator(label, duration=ANIM_TEST_DURATION, initially_revealed=False)
+
+    group = QParallelAnimationGroup()
+    anim.setup(True)
+    anim.add_to_group(group)
+    _run_group(group, qtbot, ANIM_TEST_DURATION)
+
+    sh = label.sizeHint()
+    assert anim.fx.opacity() == pytest.approx(1.0)
+    assert label.maximumWidth() == max(sh.width(), 1)
+    assert label.maximumHeight() == max(sh.height(), 1)
+
+    # Collapse using the SAME group; do not re-add animations to avoid deletion
+    anim.setup(False)
+    _run_group(group, qtbot, ANIM_TEST_DURATION)
+
+    assert anim.fx.opacity() == pytest.approx(0.0)
+    assert label.maximumWidth() == 0
+    assert label.maximumHeight() == 0
+
+
+@pytest.mark.parametrize(
+    "flags",
+    [
+        dict(animate_opacity=False, animate_width=True, animate_height=True),
+        dict(animate_opacity=True, animate_width=False, animate_height=True),
+        dict(animate_opacity=True, animate_width=True, animate_height=False),
+    ],
+)
+def test_partial_flags_respectively_disable_properties(label, qtbot, flags):
+    # Establish initial state
+    label.setMaximumWidth(123)
+    label.setMaximumHeight(456)
+
+    anim = RevealAnimator(label, duration=10, initially_revealed=False, **flags)
+
+    # Record baseline values for disabled properties
+    baseline_opacity = anim.fx.opacity()
+    baseline_w = label.maximumWidth()
+    baseline_h = label.maximumHeight()
+
+    group = QParallelAnimationGroup()
+    anim.setup(True)
+    anim.add_to_group(group)
+    _run_group(group, qtbot, ANIM_TEST_DURATION)
+
+    sh = label.sizeHint()
+
+    if flags.get("animate_opacity", True):
+        assert anim.fx.opacity() == pytest.approx(1.0)
+    else:
+        # Opacity should remain unchanged
+        assert anim.fx.opacity() == pytest.approx(baseline_opacity)
+
+    if flags.get("animate_width", True):
+        assert label.maximumWidth() == max(sh.width(), 1)
+    else:
+        assert label.maximumWidth() == baseline_w
+
+    if flags.get("animate_height", True):
+        assert label.maximumHeight() == max(sh.height(), 1)
+    else:
+        assert label.maximumHeight() == baseline_h
+
+
+def test_animations_list_and_order(label):
+    anim = RevealAnimator(label, duration=ANIM_TEST_DURATION)
+    lst = anim.animations()
+    # All should be present and in defined order: opacity, height, width
+    names = [a.propertyName() for a in lst]
+    assert names == [b"opacity", b"maximumHeight", b"maximumWidth"]
+
+
+@pytest.mark.parametrize(
+    "flags,expected",
+    [
+        (dict(animate_opacity=False), [b"maximumHeight", b"maximumWidth"]),
+        (dict(animate_width=False), [b"opacity", b"maximumHeight"]),
+        (dict(animate_height=False), [b"opacity", b"maximumWidth"]),
+        (dict(animate_opacity=False, animate_width=False, animate_height=True), [b"maximumHeight"]),
+        (dict(animate_opacity=False, animate_width=True, animate_height=False), [b"maximumWidth"]),
+        (dict(animate_opacity=True, animate_width=False, animate_height=False), [b"opacity"]),
+        (dict(animate_opacity=False, animate_width=False, animate_height=False), []),
+    ],
+)
+def test_animations_respects_flags(label, flags, expected):
+    anim = RevealAnimator(label, duration=ANIM_TEST_DURATION, **flags)
+    names = [a.propertyName() for a in anim.animations()]
+    assert names == expected

tests/unit_tests/test_round_frame.py

@@ -42,18 +42,6 @@ def test_set_radius(basic_rounded_frame):
     assert basic_rounded_frame.radius == 20
 
 
-def test_apply_theme_light(plot_rounded_frame):
-    plot_rounded_frame.apply_theme("light")
-
-    assert plot_rounded_frame.background_color == "#e9ecef"
-
-
-def test_apply_theme_dark(plot_rounded_frame):
-    plot_rounded_frame.apply_theme("dark")
-
-    assert plot_rounded_frame.background_color == "#141414"
-
-
 def test_apply_plot_widget_style(plot_rounded_frame):
     # Verify that a PlotWidget can have its style applied
     plot_rounded_frame.apply_plot_widget_style(border="1px solid red")

tests/unit_tests/test_serializer.py

@@ -21,7 +21,6 @@ def test_multiple_extension_registration():
     """
     Test that multiple extension registrations do not cause issues.
     """
-    assert serialization.module_is_registered("bec_widgets.utils.serialization")
+    assert msgpack.is_registered(QPointF)
     serialization.register_serializer_extension()
-    assert serialization.module_is_registered("bec_widgets.utils.serialization")
-    assert len(msgpack._encoder) == len(set(msgpack._encoder))
+    assert msgpack.is_registered(QPointF)

tests/unit_tests/test_stop_button.py

@@ -17,10 +17,6 @@ def stop_button(qtbot, mocked_client):
 
 def test_stop_button(stop_button):
     assert stop_button.button.text() == "Stop"
-    assert (
-        stop_button.button.styleSheet()
-        == "background-color:  #cc181e; color: white; font-weight: bold; font-size: 12px;"
-    )
     stop_button.button.click()
     assert stop_button.queue.request_scan_halt.called
     stop_button.close()