private static void threadRunner(object obj)
{
Helper.EnsureThreadLocalized();
PleaseWaitContext context = (PleaseWaitContext)obj;
try
{
Debug.WriteLine("PleaseWait.Invoke before");
context.Method.Invoke(context.ProgressWindow.Parameters);
Debug.WriteLine("PleaseWait.Invoke after");
}
catch (Exception ex)
{
context.ReturnException = ex;
//throw;
}
finally
{
//timer.Stop();
context.ProgressWindow.Parameters.Finished = true;
context.ProgressWindow.ThreadSafeClose();
Debug.WriteLine("PleaseWait.Run end");
}
}
//static DispatcherTimer timer = new DispatcherTimer();
private static bool pleaseWaitImplementation(bool canBeCanceled, int?progressMax, MyRunMethod method, IProgressWindow _pleaseWaitDlg)
{
bool res = true;
Debug.WriteLine("PleaseWait.Run start");
//Cancel = false;
// Start my lengthy Process
// Display the Please Wait Dialog here
if (_pleaseWaitDlg == null)
{
//_pleaseWaitDlg = new PleaseWaitWindow(canBeCanceled, progressMax);
_pleaseWaitDlg = MainWindow.Instance;
}
Thread lengthyProcessThread = new Thread(threadRunner);
lengthyProcessThread.SetApartmentState(ApartmentState.STA);
lengthyProcessThread.IsBackground = true; // so not to have stray running threads if the main form is closed
PleaseWaitContext pleaseWaitContext = new PleaseWaitContext(method, _pleaseWaitDlg);
lengthyProcessThread.Start(pleaseWaitContext);
IProgressWindow temporaryWindow = _pleaseWaitDlg;
MethodParameters par = new MethodParameters(temporaryWindow);
//timer.Interval = TimeSpan.FromSeconds(.5);
//timer.Tick += delegate
//{
// timer.Stop();
// if (/*!pendingClosing &&*/ !par.Finished)
// {
// temporaryWindow.ShowProgress();
// }
//};
temporaryWindow.Parameters = par;
//timer.Start();
temporaryWindow.ShowProgress(canBeCanceled, progressMax);
Debug.WriteLine("Creating thread: " + lengthyProcessThread.ManagedThreadId);
//if please wait thread throws exception then rethrow it
if (pleaseWaitContext.ReturnException != null)
{
res = false;
ExceptionHandler.Default.Process(pleaseWaitContext.ReturnException);
//throw new RethrowedException(pleaseWaitContext.ReturnException);)
throw pleaseWaitContext.ReturnException;
}
return(res);
}
