1 write to _messageFilters
System.Windows.Forms (1)
System\Windows\Forms\Application.ThreadContext.cs (1)
205_messageFilters ??= [];
8 references to _messageFilters
System.Windows.Forms (8)
System\Windows\Forms\Application.ThreadContext.cs (8)
211if (_messageFilters.Count > 0 && filter is IMessageModifyAndFilter) 214_messageFilters.Insert(0, filter); 218_messageFilters.Add(filter); 668if (_messageFilters is not null) 671_messageFilters.Remove(f); 845if (_messageFilters is not null && !_filterSnapshotValid && _inProcessFilters == 0) 850if (_messageFilters.Count > 0) 852_messageFilterSnapshot.AddRange(_messageFilters);