private async void SynchronizationContext_UnhandledException(object sender, WinRTExceptions.UnhandledExceptionEventArgs e)
{
e.Handled = true;
await new MessageDialog("Synchronization Context Unhandled Exception:\r\n" + e.Exception.Message)
.ShowAsync();
}
private void OnSynchronizationContextUnhandledException(object sender, WinRTExceptions.UnhandledExceptionEventArgs args)
{
args.Handled = true;
Helper.ShowMessage("未处理错误:" + args.Exception.ToString(), "出错了");
}