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HwndSource.CreateHandleRef Method

Gets the window handle for the HwndSource. The window handle is packaged as part of a HandleRef structure.

Namespace:  System.Windows.Interop
Assembly:  PresentationCore (in PresentationCore.dll)

public HandleRef CreateHandleRef()

Return Value

Type: System.Runtime.InteropServices.HandleRef
A structure that contains the window handle for this HwndSource.

You can use the handle that is obtained from CreateHandleRef to reference the HwndSource from Win32 code. Use the handle for operations such as message handling and window behavior.

To get just the handle, use Handle.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.