AddExecutedHandler Method

CommandManager.AddExecutedHandler Method (UIElement, ExecutedRoutedEventHandler)


Attaches the specified ExecutedRoutedEventHandler to the specified element.

Namespace:   System.Windows.Input
Assembly:  PresentationCore (in PresentationCore.dll)

public static void AddExecutedHandler(
	UIElement element,
	ExecutedRoutedEventHandler handler


Type: System.Windows.UIElement

The element to attach handler to.

Type: System.Windows.Input.ExecutedRoutedEventHandler

The executed handler.

Exception Condition

element or handler is null.

The following example creates a CanExecuteRoutedEventHandler and an ExecutedRoutedEventHandler and attaches them to a Button which is a command source for the Help command.

First, the Button is created and associated with the Help command.

Next, the CanExecuteRoutedEventHandler and the ExecutedRoutedEventHandler are created.

And finally, the handlers are attached to the Button using the AddCanExecuteHandler and AddExecutedHandler.

.NET Framework
Available since 3.0
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