Disable menu bar when launching datasets or running gdrive auth flow

The menu bar gets disabled only if the auth flow is triggered by the menu action. It does not get disabled if triggered by a download. This is not ideal, but making the download-triggered case the same would be difficult.

neurotic/gui/standalone.py

@@ -200,10 +200,10 @@ def create_menus(self):
         Construct the menus of the app.
         """
 
-        menu_bar = self.menuBar()
-        menu_bar.setNativeMenuBar(False)  # disable for macOS, see GH-239
+        self.menu_bar = self.menuBar()
+        self.menu_bar.setNativeMenuBar(False)  # disable for macOS, see GH-239
 
-        file_menu = menu_bar.addMenu(self.tr('&File'))
+        file_menu = self.menu_bar.addMenu(self.tr('&File'))
 
         do_open_metadata = file_menu.addAction('&Open metadata')
         do_open_metadata.setShortcut('Ctrl+O')
@@ -238,7 +238,7 @@ def create_menus(self):
         self.do_launch.setShortcut('Return')
         self.do_launch.triggered.connect(self.start_launch)
 
-        options_menu = menu_bar.addMenu(self.tr('&Options'))
+        options_menu = self.menu_bar.addMenu(self.tr('&Options'))
 
         do_toggle_lazy = options_menu.addAction('&Fast loading')
         do_toggle_lazy.setStatusTip('Reduces load time and memory usage, disables expensive features like spike detection')
@@ -257,7 +257,7 @@ def create_menus(self):
         do_view_global_config_file = options_menu.addAction('View global &config file')
         do_view_global_config_file.triggered.connect(self.view_global_config_file)
 
-        appearance_menu = menu_bar.addMenu(self.tr('&Appearance'))
+        appearance_menu = self.menu_bar.addMenu(self.tr('&Appearance'))
 
         ui_scale_group = QT.QActionGroup(appearance_menu)
         ui_scale_actions = {}
@@ -288,7 +288,7 @@ def create_menus(self):
         do_toggle_support_increased_line_width.setChecked(self.support_increased_line_width)
         do_toggle_support_increased_line_width.triggered.connect(self.toggle_support_increased_line_width)
 
-        help_menu = menu_bar.addMenu(self.tr('&Help'))
+        help_menu = self.menu_bar.addMenu(self.tr('&Help'))
 
         self.do_toggle_debug_logging = help_menu.addAction('Show and log &debug messages')
         self.do_toggle_debug_logging.setCheckable(True)
@@ -420,8 +420,7 @@ def start_launch(self):
         Load data for the selected dataset in a separate thread.
         """
 
-        self.do_launch.setText('&Launch in progress!')
-        self.do_launch.setEnabled(False)
+        self.menu_bar.setEnabled(False)
         self.metadata_selector.setEnabled(False)
         self.stacked_layout.setCurrentIndex(1)  # show loading label
         self.load_dataset_thread.start()
@@ -470,8 +469,7 @@ def on_load_dataset_finished(self):
 
         finally:
 
-            self.do_launch.setText('&Launch')
-            self.do_launch.setEnabled(True)
+            self.menu_bar.setEnabled(True)
             self.metadata_selector.setEnabled(True)
             self.stacked_layout.setCurrentIndex(0)  # show metadata selector
 
@@ -565,8 +563,7 @@ def authorize_gdrive(self):
             button = QT.QMessageBox.question(self, title, text,
                                              defaultButton=QT.QMessageBox.Yes)
             if button == QT.QMessageBox.Yes:
-                self.do_authorize_gdrive.setText('Continue Google Drive authorization in your browser!')
-                self.do_authorize_gdrive.setEnabled(False)
+                self.menu_bar.setEnabled(False)
                 self.metadata_selector.setEnabled(False)
                 self.stacked_layout.setCurrentIndex(2)  # show gdrive auth label
                 self.network_thread.start()
@@ -585,8 +582,7 @@ def on_gdrive_authorization_finished(self, success):
             self.statusBar().showMessage('ERROR: Authorization failed '
                                          '(see console for details)',
                                          msecs=5000)
-        self.do_authorize_gdrive.setText('Request Google Drive authorization now')
-        self.do_authorize_gdrive.setEnabled(True)
+        self.menu_bar.setEnabled(True)
         self.metadata_selector.setEnabled(True)
         self.stacked_layout.setCurrentIndex(0)  # show metadata selector