private async Task RunSimulatorAsync()
{
btnStart.IsEnabled = false;
btnStop.IsEnabled = true;
btnLoad.IsEnabled = false;
if (quickActionButtons != null)
foreach (var bt in quickActionButtons)
bt.IsEnabled = false;
// Run the simulator in another task so it is not executed in the GUI thread.
// However, we then await that new task so we are notified when it is finished.
Simulator sim = simulator = new Simulator(currentQuickAction != null ? currentQuickAction.Action
: project.Configuration.MainAction, TTRWindowsEnvironment.Instance);
sim.AsyncRetryHandler = async (ex) => !closeWindowAfterStop && await HandleSimulatorRetryAsync(sim, ex);
Exception runException = null;
simulatorStartAction?.Invoke();
await Task.Run(async () =>
{
try
{
await sim.RunAsync();
}
catch (Exception ex)
{
runException = ex;
}
});
simulatorStopAction?.Invoke();
// Don't show a messagebox if we need to close the window.
if (!closeWindowAfterStop && runException != null && !(runException is SimulatorCanceledException))
{
TaskDialog dialog = new TaskDialog()
{
Title = AppName,
MainInstruction = "Simulator stopped!",
Content = runException.Message,
ExpandedInformation = GetExceptionDetailsText(runException),
MainIcon = TaskDialog.TaskDialogIcon.Stop,
CommonButtons = TaskDialog.TaskDialogButtons.OK
};
dialog.Flags |= TaskDialog.TaskDialogFlags.ExpandFooterArea;
dialog.Show(this);
}
HandleSimulatorCanceled();
}
private async Task<bool> HandleSimulatorRetryAsync(Simulator sim, ExceptionDispatchInfo ex)
{
// Show a TaskDialog.
bool result = false;
await Dispatcher.InvokeAsync(new Action(() =>
{
if (!closeWindowAfterStop)
{
TaskDialog dialog = new TaskDialog()
{
Title = AppName,
MainInstruction = "Simulator interrupted!",
Content = ex.SourceException.Message,
ExpandedInformation = GetExceptionDetailsText(ex.SourceException),
MainIcon = TaskDialog.TaskDialogIcon.Warning,
CommonButtons = TaskDialog.TaskDialogButtons.Cancel
};
dialog.Flags |= TaskDialog.TaskDialogFlags.UseCommandLinks |
TaskDialog.TaskDialogFlags.ExpandFooterArea;
var buttonTryAgain = dialog.CreateCustomButton("Try again\n"
+ "The Simulator will try to run the current action again.");
var buttonStop = dialog.CreateCustomButton("Stop the Simulator");
dialog.CustomButtons = new TaskDialog.ICustomButton[] { buttonTryAgain, buttonStop };
dialog.DefaultCustomButton = buttonStop;
dialog.Show(this);
if (dialog.ResultCustomButton == buttonTryAgain)
result = true;
}
}));
return result;
}
private void btnLoad_Click(object sender, RoutedEventArgs e)
{
if (openFileDialog.ShowDialog(this) == true)
{
// Try to load the given project.
try
{
using (FileStream fs = new FileStream(openFileDialog.FileName, FileMode.Open,
FileAccess.Read, FileShare.Read))
{
XmlProjectDeserializer deser = new XmlProjectDeserializer();
project = deser.Deserialize(fs);
}
}
catch (Exception ex)
{
TaskDialog dialog = new TaskDialog()
{
Title = AppName,
MainInstruction = "Could not load the selected project.",
Content = ex.Message,
ExpandedInformation = GetExceptionDetailsText(ex),
MainIcon = TaskDialog.TaskDialogIcon.SecurityErrorBar,
MainUpdateIcon = TaskDialog.TaskDialogIcon.Stop,
CommonButtons = TaskDialog.TaskDialogButtons.OK
};
dialog.Flags |= TaskDialog.TaskDialogFlags.SizeToContent |
TaskDialog.TaskDialogFlags.ExpandFooterArea;
dialog.Show(this);
return;
}
if (quickActionButtons != null)
{
foreach (var b in quickActionButtons)
gridProjectControls.Children.Remove(b);
quickActionButtons = null;
}
RefreshProjectControls();
// For each quick action, create a button.
quickActionButtons = new Button[project.Configuration.QuickActions.Count];
for (int idx = 0; idx < project.Configuration.QuickActions.Count; idx++)
{
int i = idx;
var quickAction = project.Configuration.QuickActions[i];
Button b = quickActionButtons[i] = new Button();
b.Height = 21;
b.HorizontalAlignment = HorizontalAlignment.Left;
b.VerticalAlignment = VerticalAlignment.Top;
b.Margin = new Thickness(0, 2 + 23 * i, 0, 0);
b.Content = " " + quickAction.Name + " ";
gridProjectControls.Children.Add(b);
Grid.SetRow(b, 1);
b.Click += async (_s, _e) =>
{
currentQuickAction = quickAction;
RefreshProjectControls();
await RunSimulatorAsync();
};
}
}
}
public static TaskDialogResult Show(IntPtr hwndOwner, string content, string instruction = null, string caption = null,
TaskDialogButtons buttons = TaskDialogButtons.OK, TaskDialogIcon icon = 0)
{
TaskDialog dialog = new TaskDialog()
{
Content = content,
MainInstruction = instruction,
Title = caption,
CommonButtons = buttons,
MainIcon = icon
};
dialog.Show(hwndOwner);
return dialog.ResultCommonButtonID;
}