MainWindow: Add windows menu with list of windows (depth 1).

src/View/MainWindow.py

@@ -341,6 +341,10 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
 
     def _do_propagate_update(self):
         for key in self._propagation_keys:
+            if key == "window_list":
+                self._do_update_window_list()
+                continue
+
             logger.debug(f"Propagation of {key}")
             for _, window in self.sub_win_list:
                 window._propagated_update(key=key)
@@ -568,6 +572,36 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
     # SUBWINDOW #
     #############
 
+    def _activate_window(self, window_hash):
+        window = self.get_sub_win(window_hash)
+        if window is not None:
+            window.activateWindow()
+
+    def _update_window_list(self):
+        self._propagation_keys.add("window_list")
+
+    def _do_update_window_list(self):
+        menu = self.findChild(QMenu, "menu_windows")
+
+        # Remove all actions
+        menu.clear()
+
+        def lambda_generator(h):
+            return lambda: self._activate_window(h)
+
+        # Add window action
+        for _, win in self.sub_win_list:
+            action = QAction(win._title, self)
+            # action.setStatusTip(
+            #     _translate("MainWindow", "Activate this window")
+            # )
+            h = win.hash()
+            logger.info(f"Get hash: {h}")
+            fn = lambda_generator(h)
+            action.triggered.connect(fn)
+
+            menu.addAction(action)
+
     def open_configure(self):
         """Open configure window