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fix crash of remove null callbacks

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This commit is contained in:
Danmei Chen 2020-04-15 21:28:19 +02:00
parent 05de1c3783
commit 54dfce82a7
1 changed files with 9 additions and 6 deletions
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15
Classes/ChatConversationView.m
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@ -203,10 +203,7 @@ static UICompositeViewDescription *compositeDescription = nil;
- (void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
if (_chatRoom && _chatRoomCbs) {
linphone_chat_room_remove_callbacks(_chatRoom, _chatRoomCbs);
_chatRoomCbs = NULL;
}
[self removeCallBacks];
[_messageField resignFirstResponder];
@ -217,8 +214,14 @@ static UICompositeViewDescription *compositeDescription = nil;
}
- (void)didEnterBackground:(NSNotification *)notif {
linphone_chat_room_remove_callbacks(_chatRoom, _chatRoomCbs);
_chatRoomCbs = NULL;
[self removeCallBacks];
}
- (void)removeCallBacks {
if (_chatRoom && _chatRoomCbs) {
linphone_chat_room_remove_callbacks(_chatRoom, _chatRoomCbs);
_chatRoomCbs = NULL;
}
}
- (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {