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Dispatcher.InvokeAsync Method (Action, DispatcherPriority, CancellationToken)

.NET Framework 4.5

Executes the specified Action asynchronously at the specified priority on the thread the Dispatcher is associated with.

Namespace:  System.Windows.Threading
Assembly:  WindowsBase (in WindowsBase.dll)

public DispatcherOperation InvokeAsync(
	Action callback,
	DispatcherPriority priority,
	CancellationToken cancellationToken
)

Parameters

callback
Type: System.Action

A delegate to invoke through the dispatcher.

priority
Type: System.Windows.Threading.DispatcherPriority

The priority that determines in what order the specified callback is invoked relative to the other pending operations in the Dispatcher.

cancellationToken
Type: System.Threading.CancellationToken

An object that indicates whether to cancel the action.

Return Value

Type: System.Windows.Threading.DispatcherOperation
An object, which is returned immediately after InvokeAsync is called, that can be used to interact with the delegate as it is pending execution in the event queue.

.NET Framework

Supported in: 4.6, 4.5
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