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HwndSource.IKeyboardInputSink.HasFocusWithin Method

For a description of this member, see IList.Remove.

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

bool IKeyboardInputSink.HasFocusWithin()

Return Value

Type: System.Boolean
true if the sink or one of its contained components has focus; otherwise, false.

Implements

IKeyboardInputSink.HasFocusWithin()

This member is an explicit interface member implementation. It can be used only when the HwndSource instance is cast to an IKeyboardInputSink interface.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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