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IVirtualSurfaceUpdatesCallbackNative::UpdatesNeeded method

Performs the drawing behaviors when an update to VirtualSurfaceImageSource is requested.

Syntax


HRESULT UpdatesNeeded();

Parameters

This method has no parameters.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This method is implemented by the developer.

Requirements

Minimum supported client

Windows 8.1 [Windows Store apps only]

Minimum supported server

Windows Server 2012 R2 [Windows Store apps only]

Header

Windows.ui.xaml.media.dxinterop.h

IDL

Windows.ui.xaml.media.dxinterop.idl

DLL

Windows.UI.Xaml.dll

See also

IVirtualSurfaceUpdatesCallbackNative
DirectX and XAML interop

 

 

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