AddDisposableHandler<TEventArgs> Method

Adds a handler for the specified routed event and returns a disposable that can terminate the event subscription.

Definition

Namespace: Avalonia.Interactivity
Assembly: Avalonia.Base (in Avalonia.Base.dll)

C#

public static IDisposable AddDisposableHandler<TEventArgs>(
	this Interactive o,
	RoutedEvent<TEventArgs> routedEvent,
	EventHandler<TEventArgs> handler,
	RoutingStrategies routes = RoutingStrategies.Direct|RoutingStrategies.Bubble,
	bool handledEventsToo = false
)
where TEventArgs : RoutedEventArgs

VB

<ExtensionAttribute>
Public Shared Function AddDisposableHandler(Of TEventArgs As RoutedEventArgs) ( 
	o As Interactive,
	routedEvent As RoutedEvent(Of TEventArgs),
	handler As EventHandler(Of TEventArgs),
	Optional routes As RoutingStrategies = RoutingStrategies.Direct Or RoutingStrategies.Bubble,
	Optional handledEventsToo As Boolean = false
) As IDisposable

F#

[<ExtensionAttribute>]
static member AddDisposableHandler : 
        o : Interactive * 
        routedEvent : RoutedEvent<'TEventArgs> * 
        handler : EventHandler<'TEventArgs> * 
        ?routes : RoutingStrategies * 
        ?handledEventsToo : bool 
(* Defaults:
        let _routes = defaultArg routes RoutingStrategies.Direct|RoutingStrategies.Bubble
        let _handledEventsToo = defaultArg handledEventsToo false
*)
-> IDisposable  when 'TEventArgs : RoutedEventArgs

Parameters

  Interactive

Target for adding given event handler.

  RoutedEvent(TEventArgs)

The routed event.

  EventHandler(TEventArgs)

The handler.

  RoutingStrategies  (Optional)

The routing strategies to listen to.

  Boolean  (Optional)

Whether handled events should also be listened for.

Type Parameters

The type of the event's args.

Return Value

IDisposable
A disposable that terminates the event subscription.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Interactive. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

See Also

Reference

InteractiveExtensions Class
Avalonia.Interactivity Namespace