Revize 8037bfb7

Re #8566 - add onCloseTopic method to callback

aswi2021vochomurka/service/subscriber_callback.py

@@ -3 +3 @@
 
 class SubscriberCallback:
     def onConnected(self): raise NotImplementedError
+    """ called when subscriber successfully connect to broker """
 
     def onDisconnected(self): raise NotImplementedError
+    """ called when subscriber disconnect from broker """
 
     def onError(self): raise NotImplementedError
+    """ called when some error occurred """
 
     def onMessage(self, message: Message): raise NotImplementedError
+    """ called when new message received """
+
+    def onCloseTopic(self, topic: str): raise NotImplementedError
+    """ called if no message has been received for a long time for topic """

aswi2021vochomurka/view/main_view.py

@@ -38 +38 @@
     def onMessage(self, message: Message):
         self.newMessage.emit(message.topic)
 
+    def onCloseTopic(self, topic: str):
+        pass
+
 
 class MainView(QMainWindow):
     worker: Worker = None