quick_frontend, primitivus: move code to remove a new message alert from primitivus to quick_frontend

frontends/src/primitivus/contact_list.py

@@ -136,16 +136,8 @@ class ContactList(PrimitivusWidget, QuickContactList):
         @param selected: boolean returned by the widget, telling if it is selected
         """
         entity = contact_wid.data
-        if use_bare_jid:
-            to_remove = set()
-            for alert_entity in self._alerts:
-                if alert_entity.bare == entity.bare:
-                    to_remove.add(alert_entity)
-            self._alerts.difference_update(to_remove)
-        else:
-            self._alerts.discard(entity)
+        self.removeAlert(entity, use_bare_jid)
         self.host.modeHint(C.MODE_INSERTION)
-        self.update()
         self._emit('click', entity)
 
     def onNickUpdate(self, entity, new_nick, profile):

frontends/src/quick_frontend/quick_contact_list.py

@@ -444,6 +444,22 @@ class QuickContactList(QuickWidget):
         self._alerts.add(entity)
         self.update()
 
+    def removeAlert(self, entity, use_bare_jid=True):
+        """Eventually remove an alert on the entity (usually for a waiting message).
+
+        @param entity(jid.JID): entity (resource is significant)
+        @param use_bare_jid (bool): if True, ignore the resource
+        """
+        if use_bare_jid:
+            to_remove = set()
+            for alert_entity in self._alerts:
+                if alert_entity.bare == entity.bare:
+                    to_remove.add(alert_entity)
+            self._alerts.difference_update(to_remove)
+        else:
+            self._alerts.discard(entity)
+        self.update()
+
     def _showOfflineContacts(self, show_str):
         self.showOfflineContacts(C.bool(show_str))