Merge branch 'jNullj-gtk3' into gtk3

merge #132, fix #131

mcomix/mcomix/keybindings.py

@@ -129,13 +129,26 @@ def clear_accel(self, name, binding):
 
         self.save()
 
-    def clear_all(self):
-        ''' Removes all keybindings. The changes are only persisted if
+    def reset_keybindings(self):
+        ''' Reset all keybindings. The changes are only persisted if
         save() is called afterwards. '''
         self._action_to_callback = {}
         self._action_to_bindings = defaultdict(list)
         self._binding_to_action = {}
 
+        stored_action_bindings = keybindings_map.DEFAULT_BINDINGS.copy()
+
+        for action in keybindings_map.BINDING_INFO.keys():
+            if action in stored_action_bindings:
+                bindings = [
+                    Gtk.accelerator_parse(keyname)
+                    for keyname in stored_action_bindings[action] ]
+                self._action_to_bindings[action] = bindings
+                for binding in bindings:
+                    self._binding_to_action[binding] = action
+            else:
+                self._action_to_bindings[action] = []
+
     def execute(self, keybinding):
         ''' Executes an action that has been registered for the
         passed keyboard event. If no action is bound to the passed key, this

mcomix/mcomix/preferences_dialog.py

@@ -445,7 +445,7 @@ def _response(self, dialog, response):
             if self.notebook.get_nth_page(self.notebook.get_current_page()) == self.shortcuts:
                 # "Shortcuts" page is active, reset all keys to their default value
                 km = keybindings.keybinding_manager(self._window)
-                km.clear_all()
+                km.reset_keybindings()
                 self._window._event_handler.register_key_events()
                 km.save()
                 self.shortcuts.refresh_model()