用于WPF的Application.DoEvents()，调用方法，直接调用DoEvents();

用于WPF的Application.DoEvents()，调用方法，直接调用DoEvents();

static void DoEvents()
{
DispatcherFrame frame = new DispatcherFrame(true);
Dispatcher.CurrentDispatcher.BeginInvoke(DispatcherPriority.Background, (SendOrPostCallback)delegate (object arg)
{
DispatcherFrame fr = arg as DispatcherFrame;
fr.Continue = false;
}, frame);
Dispatcher.PushFrame(frame);
}