WPF 异步加载方法(Dispatcher)

private void Window_Loaded(object sender, RoutedEventArgs e)
{

　　var task = this.Dispatcher.BeginInvoke(new Action(() =>
　　{
     　　// 这里执行其它耗时操作          

　　}));

　　task.Completed += new EventHandler(task_Completed);

}

 

void task_Completed(object sender, EventArgs e)
{
      //执行完成后的操作，如隐藏加载提示文字，显示加载完成后的数据等

}