Identifies the LostKeyboardFocus routed event.
Assembly: PresentationCore (in PresentationCore.dll)
Routed event identifiers are created when routed events are registered. These identifiers contain an identifying name, owner type, handler type, routing strategy, and utility method for adding owners for the event. You can use these identifiers to add class handlers.
is introduced in the .NET Framework version 3.5. For more information, see .NET Framework Versions and Dependencies.
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