IInputElement.Focusable Property
Gets or sets a value that indicates whether focus can be set to this element.
Assembly: PresentationCore (in PresentationCore.dll)
This interface is not intended for public implementation. For more information, see remarks for the IInputElement interface.
Existing implementations in the Windows Presentation Foundation (WPF) core (see ContentElement.Focusable and UIElement.Focusable) establish this property as a dependency property.
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.