void action_state_changed ( GActionGroup* self, gchar* action_name, GVariant* value, gpointer user_data )
Signals that the state of the named action has changed.
|Default handler: |
The default handler is called after the handlers added via
|The signal can be detailed|
|Available since: 2.28|
The name of the action in
The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string.
The new value of the state.
The data is owned by the caller of the function.