dow*_*for 10
试试这个
HwndSource source = (HwndSource)HwndSource.FromVisual(myPopup)
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或者这个,但这只适用于实际的Windows,但可能有助于将来的参考.
IntPtr handle = new WindowInteropHelper(myWindow).Handle;
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小智 9
试试这个:
<Popup Name="MyPop" IsOpen="True" Height="50" Width="50">
<!--or other control-->
<Rectangle/>
</Popup>
// only after MyPop.IsOpen is true
IntPtr handle = ((HwndSource)PresentationSource.FromVisual(MyPop.Child)).Handle;
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