WPF强制刷新界面

转载 2015年04月08日 09:57:49

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1. <pre name="code" class="csharp">  Public void DoEvents()  
2.         {  
3.             var frame = new DispatcherFrame();  
4.             Dispatcher.CurrentDispatcher.BeginInvoke(DispatcherPriority.Background,  
5.                 new DispatcherOperationCallback(ExitFrames), frame);  
6.             try  
7.             {  
8.                 Dispatcher.PushFrame(frame);  
9.             }  
10.             catch (InvalidOperationException)  
11.             {  
12.             }  
13.         }  
14.         private object ExitFrames(object frame)  
15.         {  
16.             ((DispatcherFrame)frame).Continue = false;  
17.             return null;  
18.         }