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FrameworkElementFactory.AddHandler Method (RoutedEvent, Delegate, Boolean)

Adds an event handler for the given routed event to the instances created by this factory, with the option of having the provided handler be invoked even in cases of routed events that had already been marked as handled by another element along the route.

Namespace:  System.Windows
Assembly:  PresentationFramework (in PresentationFramework.dll)

public void AddHandler(
	RoutedEvent routedEvent,
	Delegate handler,
	bool handledEventsToo
)

Parameters

routedEvent
Type: System.Windows.RoutedEvent

Identifier object for the routed event being handled.

handler
Type: System.Delegate

A reference to the handler implementation.

handledEventsToo
Type: System.Boolean

Whether to invoke the handler in cases where the routed event has already been marked as handled in its arguments object. true to invoke the handler even when the routed event is marked handled; otherwise, false. The default is false. Asking to handle already-handled routed events is not common.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.

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