20 references to IsDisposed
PresentationCore (20)
src\Microsoft.DotNet.Wpf\src\Shared\MS\Internal\PointUtil.cs (1)
45if (throwOnError || (presentationSource != null && presentationSource.CompositionTarget != null && !presentationSource.CompositionTarget.IsDisposed))
System\Windows\Input\MouseDevice.cs (1)
894if (activeSource != null && activeSource.CompositionTarget != null && !activeSource.CompositionTarget.IsDisposed)
System\Windows\Input\Stylus\Pointer\PointerStylusDevice.cs (1)
618if (InRange && _inputSource?.CompositionTarget is { } target && !target.IsDisposed)
System\Windows\Input\Stylus\Pointer\PointerStylusPlugInManager.cs (1)
597!source.CompositionTarget.IsDisposed)
System\Windows\Input\Stylus\Wisp\WispLogic.cs (2)
448!_deferredMouseMove.InputSource.CompositionTarget.IsDisposed) 1900!source.CompositionTarget.IsDisposed)
System\Windows\Input\Stylus\Wisp\WispStylusDevice.cs (3)
325if (InRange && _inputSource?.CompositionTarget is { } target && !target.IsDisposed) 1504if (inputSource.CompositionTarget == null || inputSource.CompositionTarget.IsDisposed || 1517!capturedSource.CompositionTarget.IsDisposed)
System\Windows\Input\TouchDevice.cs (1)
756!_activeSource.CompositionTarget.IsDisposed)
System\Windows\InterOp\HwndSource.cs (7)
586if (_hwndTarget != null && _hwndTarget.IsDisposed == false) 596if (_hwndTarget != null && !_hwndTarget.IsDisposed) 640if (value != null && _hwndTarget != null && !_hwndTarget.IsDisposed && 711if (_hwndTarget!= null && _hwndTarget.IsDisposed == true) 1022if ((_rootVisual is UIElement) && _hwndTarget!= null && _hwndTarget.IsDisposed == false) 1037Debug.Assert(_hwndTarget.IsDisposed == false, "HwndTarget is disposed"); 2657_hwndTarget.IsDisposed == false;
System\Windows\InterOp\HwndTarget.cs (2)
698if (!IsDisposed) 1029if (IsDisposed)
System\Windows\Media\VisualTarget.cs (1)
163if (!IsDisposed)