static extern void TxNewline();//输出回车、 换行， 就是向打印机发送 0x0D,0x0A 的数据， 打印机接收到后， 会将缓冲区中的数据打印并走纸 1 行
#endregion
/// <summary>
/// 窗体加载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Window_Loaded(object sender, RoutedEventArgs e)
{
mainPage mainPage = new mainPage();
frameMain.Navigate(mainPage);
mainPage.imgIdentity.MouseDown += new MouseButtonEventHandler(ImgIdentity_MouseDown);
mainPage.imgTicket.MouseDown += new MouseButtonEventHandler(ImgTicket_MouseDown);
ShowTime(); //在这里窗体加载的时候不执行文本框赋值，窗体上不会及时的把时间显示出来，而是等待了片刻才显示了出来
ShowTimer = new DispatcherTimer();
ShowTimer.Tick += new EventHandler(ShowCurTimer); //起个Timer一直获取当前时间
ShowTimer.Interval = new TimeSpan(0, 0, 0, 1, 0);
ShowTimer.Start();
}
/// <summary>
/// 首页返回
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Back_MouseDown(object sender, MouseButtonEventArgs e)
{
mainPage mainPage = new mainPage();
frameMain.Navigate(mainPage);
mainPage.imgIdentity.MouseDown += new MouseButtonEventHandler(ImgIdentity_MouseDown);
mainPage.imgTicket.MouseDown += new MouseButtonEventHandler(ImgTicket_MouseDown);
this.topTitle.Content = "席位置换自助终端";
this.back.Visibility = Visibility.Hidden;
if (tIdentity != null)
{
tIdentity.Stop();
tIdentity.Close();
}
if (tTicket != null)
{
tTicket.Stop();
tTicket.Close();
}
}