static void OnAppClosing()
{
if (Interlocked.CompareExchange(ref _appClosingFlag, 1, 0) == 0)
{
if (_appClosingHandler != null)
{
var args = new AppClosingEventArgs(_shutdownType);
_appClosingHandler(null, args);
if (!args.Cancel)
{
Cancel();
}
else
{
_shutdownType = ShutdownType.AppCompleted;
Interlocked.Exchange(ref _appClosingFlag, 0);
}
}
}
}
internal void _View_AppClosing(IAppView sender, AppClosingEventArgs ea)
{
throw new Exception("The method or operation is not implemented.");
}