Called when the hosted window receives a WM_KEYUP message.
Assembly: PresentationFramework (in PresentationFramework.dll)
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This is an override of the class handler OnKeyUp and provides the behavior of translating the Win32 message into a Windows Presentation Foundation (WPF) event, marking the event as handled whenever appropriate.
Windows Phone 8.1, Windows Phone 8, 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.