Dispatcher.InvokeAsync<TResult> Method (Func<TResult>, DispatcherPriority, CancellationToken)

.NET Framework (current version)
 

Executes the specified Func<TResult> synchronously at the specified priority on the thread the Dispatcher is associated with.

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

public DispatcherOperation<TResult> InvokeAsync<TResult>(
	Func<TResult> callback,
	DispatcherPriority priority,
	CancellationToken cancellationToken
)

Parameters

callback
Type: System.Func<TResult>

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 operation.

Return Value

Type: System.Windows.Threading.DispatcherOperation<TResult>

An object, which is returned immediately after InvokeAsync<TResult> is called, that can be used to interact with the delegate as it is pending execution in the event queue.

Type Parameters

TResult

The return value type of the specified delegate.

.NET Framework
Available since 4.5
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