2 writes to _source
PresentationFramework (2)
System\Windows\Documents\ImmComposition.cs (2)
300_source = null; 306_source = newSource;
16 references to _source
PresentationFramework (16)
System\Windows\Documents\ImmComposition.cs (16)
177if (_source == null) 187hwnd = ((IWin32Window)_source).Handle; 290if (_source != null) 292Debug.Assert((oldSource == null) || (oldSource == _source)); 294_source.RemoveHook(new HwndSourceHook(ImmCompositionFilterMessage)); 296_source.Disposed -= new EventHandler(OnHwndDisposed); 299_list.Remove(_source); 307_source.AddHook(new HwndSourceHook(ImmCompositionFilterMessage)); 308_source.Disposed += new EventHandler(OnHwndDisposed); 312Debug.Assert(newSource == _source); 599compositionTarget = _source.CompositionTarget; 708if (_source == null) 713hwnd = ((IWin32Window)_source).Handle; 732compositionTarget = _source.CompositionTarget; 798UpdateSource(_source, null); 1722hwnd = ((IWin32Window)_source).Handle;