connect toggle for time diff plugin

src/plugins/domain/raction.py

@@ -9,6 +9,7 @@ class RAction():
     def __init__(self,
                  label: str,
                  action: Callable[[], None] = None,
+                 after_action: Callable[[], None] = None,
                  shortcut: str = None,
                  icon_from_theme: str = None,
                  icon_file: str = None,
@@ -28,6 +29,7 @@ class RAction():
         super(RAction, self).__init__()
         self.label = label
         self.action = action
+        self.after_action = after_action
         self.shortcut = shortcut
         self.icon_from_theme = icon_from_theme
         self.icon_file = icon_file
@@ -82,6 +84,7 @@ class RAction():
             action.setShortcut(self.shortcut)
         if self.action:
             action.triggered.connect(self.action)
+            action.triggered.connect(self.after_action)
         if self.checkable:
             self._update_check_state()
 
@@ -99,6 +102,7 @@ class RAction():
             button.setShortcut(self.shortcut)
         if self.action:
             button.pressed.connect(self.action)
+            button.pressed.connect(self.after_action)
         if self.checkable:
             button.setChecked(self.checked)
             button.setCheckable(self.checkable)