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IKeyboardInputSink.HasFocusWithin Method

Gets a value that indicates whether the sink or one of its contained components has focus.

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

bool HasFocusWithin()

Return Value

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

This method is necessary for forwarding TranslateAccelerator calls to child components with focus from within the TranslateAccelerator implementation. Call HasFocusWithin recursively until you reach the level of specific focus and forward TranslateAccelerator there.

.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.

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