Panel and Toolbar enable/disable items in View menu

src/bedit_gui/application.py

@@ -1,10 +1,12 @@
 from __future__ import annotations
+
 import sys
 
 from PySide6.QtWidgets import QApplication
 
 from bedit_gui.controllers.document_controller import DocumentController
 from bedit_gui.controllers.undo_controller import UndoController
+from bedit_gui.controllers.view_menu_controller import ViewMenuController
 from bedit_gui.controllers.window_state_controller import WindowStateController
 from bedit_gui.documents import Document
 from bedit_gui.views.main_window import MainWindow
@@ -20,6 +22,7 @@ def main() -> int:
     window = MainWindow()
     DocumentController(document, window)
     UndoController(document, window)
+    ViewMenuController(window)
     window_state_controller = WindowStateController(app, window)
     window_state_controller.restore()
     window.showMaximized()

src/bedit_gui/controllers/view_menu_controller.py

@@ -0,0 +1,49 @@
+from __future__ import annotations
+
+import re
+
+from PySide6.QtCore import QObject
+from PySide6.QtWidgets import QDockWidget, QMenu, QToolBar
+
+from bedit_gui.views.main_window import MainWindow
+
+
+class ViewMenuController(QObject):
+    """Populate View submenus with synchronized visibility actions."""
+
+    def __init__(self, window: MainWindow) -> None:
+        super().__init__(window)
+
+        self.panels_menu = QMenu("Panels", window.ui.menuView)
+        self.toolbars_menu = QMenu("Toolbars", window.ui.menuView)
+
+        window.ui.actionPanels.setMenu(self.panels_menu)
+        window.ui.actionToolbars.setMenu(self.toolbars_menu)
+
+        self._populate(
+            self.panels_menu,
+            window.findChildren(QDockWidget),
+        )
+        self._populate(
+            self.toolbars_menu,
+            window.findChildren(QToolBar),
+        )
+
+    def _populate(
+        self,
+        menu: QMenu,
+        widgets: list[QDockWidget] | list[QToolBar],
+    ) -> None:
+        for widget in sorted(widgets, key=self._label):
+            action = widget.toggleViewAction()
+            action.setText(self._label(widget))
+            menu.addAction(action)
+
+    @staticmethod
+    def _label(widget: QDockWidget | QToolBar) -> str:
+        title = widget.windowTitle().strip()
+        if title and title.lower() != "toolbar":
+            return title
+
+        name = re.sub(r"(DockWidget|Widget|ToolBar)$", "", widget.objectName())
+        return re.sub(r"(?<!^)(?=[A-Z])", " ", name).title()