Version

RegisterType(Type,PropertyChangedCallback) Method

Registers the specified type. The IsFocusedWithin property will be managed on instances of classType classes, including derived classes.
Syntax
'Declaration
 
Public Overloads Shared Sub RegisterType( _
   ByVal classType As Type, _
   ByVal callback As PropertyChangedCallback _
) 
public static void RegisterType( 
   Type classType,
   PropertyChangedCallback callback
)

Parameters

classType
The type of element for which the focus state will be managed
callback
An instance of a PropertyChangeCallback that should be invoked when the IsFocusWithinProperty changes or null to not register a callback.
Exceptions
ExceptionDescription
System.ArgumentExceptionThe 'classType' is not a 'UIElement' or 'UIElement3D'
System.ArgumentNullExceptionThe 'classType' cannot be null.
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, 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

See Also