Windows Phone 後臺任務的執行

  public partial class MainPage : PhoneApplicationPage
    {
        string name = "my";
        // 構造函數
        public MainPage()
        {
            InitializeComponent();
            try
            {
                PeriodicTask mytask = null;
                mytask = ScheduledActionService.Find(name) as PeriodicTask;
                if(mytask != null){
                    ScheduledActionService.Remove(name);
                }
                mytask = new PeriodicTask(name);
                mytask.Description="後臺處理";
                ScheduledActionService.Add(mytask);
                ScheduledActionService.LaunchForTest(name, TimeSpan.FromSeconds(5));
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
            // 用於本地化 ApplicationBar 的示例代碼
            //BuildLocalizedApplicationBar();
        }