You are creating a Windows application for graphical image processing by using the .NET Framework 3.5. You create an image processing function and a delegate.You plan to invoke the image processing function by using the delegate.You need to ensure that the calling thread meets the following requirements: (1)It is not blocked when the delegate is running (2)It is notified when the delegate is complete What should you do?()
- A、Call the Invoke method of the delegate.
- B、Call the BeginInvoke and EndInvoke methods of the delegate in the calling thread.
- C、Call the BeginInvoke method by specifying a callback method to be executed when the delegate is complete.Call the EndInvoke method in the callback method.
- D、Call the BeginInvoke method by specifying a callback method to be executed when the delegate is complete.Call the EndInvoke method of the delegate in the calling thread.
正确答案:C
答案解析:有
微信扫一扫手机做题