本文整理汇总了C#中System.Activities.WorkflowInvoker.CancelAsync方法的典型用法代码示例。如果您正苦于以下问题：C# WorkflowInvoker.CancelAsync方法的具体用法？C# WorkflowInvoker.CancelAsync怎么用？C# WorkflowInvoker.CancelAsync使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Activities.WorkflowInvoker的用法示例。
在下文中一共展示了WorkflowInvoker.CancelAsync方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: LongRunningDiceRoll
public sealed class LongRunningDiceRoll : Activity
{
public OutArgument<int> D1 { get; set; }
public OutArgument<int> D2 { get; set; }
public LongRunningDiceRoll()
{
this.Implementation = () => new Sequence
{
Activities =
{
new WriteLine
{
Text = "Rolling the dice for 5 seconds."
},
new Delay
{
Duration = TimeSpan.FromSeconds(5)
},
new DiceRoll
{
D1 = new OutArgument<int>(env => this.D1.Get(env)),
D2 = new OutArgument<int>(env => this.D2.Get(env))
}
}
};
}
}示例2: AutoResetEvent
AutoResetEvent syncEvent = new AutoResetEvent(false);
WorkflowInvoker invoker = new WorkflowInvoker(new LongRunningDiceRoll());
invoker.InvokeCompleted += delegate(object sender, InvokeCompletedEventArgs args)
{
if (args.Cancelled == true)
{
Console.WriteLine("The workflow was cancelled.");
}
else if (args.Error != null)
{
Console.WriteLine("Exception: {0}\n{1}",
args.Error.GetType().FullName,
args.Error.Message);
}
else
{
Console.WriteLine("The two dice are {0} and {1}.",
args.Outputs["D1"], args.Outputs["D2"]);
}
syncEvent.Set();
};
string userState = "CancelAsync Example";
invoker.InvokeAsync(userState);
Console.WriteLine("Waiting for the workflow to complete.");
Thread.Sleep(TimeSpan.FromSeconds(1));
Console.WriteLine("Attempting to cancel the workflow.");
invoker.CancelAsync(userState);
// Wait for the workflow to complete.
syncEvent.WaitOne();
Console.WriteLine("The workflow is either completed or cancelled.");