Assembly: PresentationCore (in PresentationCore.dll)
The input staging area processes input into WPF events.
Input is processed in WPF in the follow stages:
Pre-process stage. The input manager raises the PreProcessInput event.
Pre-notify stage. The input manager raises the PreNotifyInput event.
The WPF input event or events are raised.
Post-notify stage. The input manager raises the PostNotifyInput event.
Post-process stage. The input manager raises the PostProcessInput event.
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.