protected override void OnStartup(StartupEventArgs e)
{
instanceMutex = new Mutex(true, mutexName, out createdNew);
if (!createdNew)
{
// App is already running! Exit the application and show the other window.
InteropMethods.PostMessage((IntPtr)InteropMethods.HWND_BROADCAST, InteropMethods.WM_SHOWME, IntPtr.Zero, IntPtr.Zero);
Current.Shutdown();
Environment.Exit(0);
}
GC.KeepAlive(instanceMutex);
base.OnStartup(e);
SplashWindow.Start(settings);
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
// Window_Loaded 错误处理
try
{
SplashWindow.Start();
Thread.Sleep(1000);
MainViewModel.Initial();
_runLedtimer.Interval = TimeSpan.FromSeconds(1);
_runLedtimer.Start();
SplashWindow.Stop();
Activate();
}
catch (Exception ex)
{
SplashWindow.ShowInfo("连接PLC失败");
Thread.Sleep(2000);
SplashWindow.Stop();
Application.Current.Shutdown(0);
}
}