调用线程必须为 STA，因为许多 UI 组件都需要(转载)

public partial class Window1 : Window    {        private delegate void DoTask();        public Window1()        {            InitializeComponent();            Thread t = new Thread(new ThreadStart(Start));            t.Start();                    }        private void Start()        {            System.Windows.Application.Current.Dispatcher.Invoke(DispatcherPriority.Background, new DoTask(DoMyTask));        }        private void DoMyTask()        {             //在此执行你的代码        }    }