1 write to _messageFilters
System.Windows.Forms (1)
System\Windows\Forms\Application.ThreadContext.cs (1)
210_messageFilters ??= [];
8 references to _messageFilters
System.Windows.Forms (8)
System\Windows\Forms\Application.ThreadContext.cs (8)
216if (_messageFilters.Count > 0 && filter is IMessageModifyAndFilter) 219_messageFilters.Insert(0, filter); 223_messageFilters.Add(filter); 680if (_messageFilters is not null) 683_messageFilters.Remove(f); 860if (_messageFilters is not null && !_filterSnapshotValid && _inProcessFilters == 0) 865if (_messageFilters.Count > 0) 867_messageFilterSnapshot.AddRange(_messageFilters);