Fix 'treat_incoming_messages' option. (didn’t get messages from the room)

src/common/connection_handlers_events.py

@@ -1091,10 +1091,6 @@ class DecryptedMessageReceivedEvent(nec.NetworkIncomingEvent, HelperEvent):
         # XEP-0172 User Nickname
         self.user_nick = self.stanza.getTagData('nick') or ''
 
-        treat_as = gajim.config.get('treat_incoming_messages')
-        if treat_as:
-            self.mtype = treat_as
-
         self.get_chatstate()
         return True
 

src/session.py

@@ -97,6 +97,9 @@ class ChatControlSession(stanza_session.EncryptedStanzaSession):
                     common.logger.LOG_DB_PATH
                 self.conn.dispatch('ERROR', (pritext, sectext))
 
+        treat_as = gajim.config.get('treat_incoming_messages')
+        if treat_as:
+            obj.mtype = treat_as
         pm = False
         if obj.gc_control and obj.resource:
             # It's a Private message