Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

IVirtualSurfaceUpdatesCallbackNative interface

Provides an interface for the implementation of drawing behaviors when a VirtualSurfaceImageSource requests an update.

Members

The IVirtualSurfaceUpdatesCallbackNative interface inherits from the IUnknown interface. IVirtualSurfaceUpdatesCallbackNative also has these types of members:

Methods

The IVirtualSurfaceUpdatesCallbackNative interface has these methods.

MethodDescription
UpdatesNeeded

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

 

Remarks

This interface is implemented by the developer to provide specific drawing behaviors for updates to a VirtualSurfaceImageSource. Classes that implement this interface are provided to the IVirtualSurfaceImageSourceNative::RegisterForUpdatesNeeded, which calls the UpdatesNeeded method implementation whenever an update is requested.

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

IID

IID_IVirtualSurfaceUpdatesCallbackNative is defined as dbf2e947-8e6c-4254-9eee-7738f71386c9

See also

DirectX and XAML interop
VirtualSurfaceImageSource
IVirtualSurfaceImageSourceNative
IVirtualSurfaceImageSourceNative::RegisterForUpdatesNeeded

 

 

Community Additions

Show:
© 2014 Microsoft