DispatcherInvokeTResult(FuncTResult, DispatcherPriority, CancellationToken, TimeSpan) Method

public TResult Invoke<TResult>(
	Func<TResult> callback,
	DispatcherPriority priority,
	CancellationToken cancellationToken,
	TimeSpan timeout
)

Public Function Invoke(Of TResult) ( 
	callback As Func(Of TResult),
	priority As DispatcherPriority,
	cancellationToken As CancellationToken,
	timeout As TimeSpan
) As TResult

member Invoke : 
        callback : Func<'TResult> * 
        priority : DispatcherPriority * 
        cancellationToken : CancellationToken * 
        timeout : TimeSpan -> 'TResult 

Parameters

callback  FuncTResult

A Func<TResult> delegate to invoke through the dispatcher.

priority  DispatcherPriority

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

cancellationToken  CancellationToken

A cancellation token that can be used to cancel the operation. If the operation has not started, it will be aborted when the cancellation token is canceled. If the operation has started, the operation can cooperate with the cancellation request.

timeout  TimeSpan

The minimum amount of time to wait for the operation to start. Once the operation has started, it will complete before this method returns.

Type Parameters

TResult

The type of the callback return value.

Return Value

Reference