/// <summary>
/// This function sends all queued events to listeners registered using
/// <see cref="Initialize">Initialize</see> method.
/// </summary>
/// <remarks>
/// Events are queued by simulation thread using <see cref="OnEvent">OnEvent</see> method.
/// Call this function from thread, where you want registered listeners to work (ie. from UI thread).
/// Calling thread blocks until all registered listeners have done its work.
/// If simulation finished, the timer is disabled to stop calling it's handler.
/// </remarks>
public bool SendEventsToListeners()
{
bool finished = false;
_mutex.WaitOne();
try
{
foreach (InternalListenerRecord record in _internalListeners)
{
ListViewListener listViewListener = record.listener as ListViewListener;
if (listViewListener != null)
{
// optimization for case listener is ListBoxListener
finished |= listViewListener.AddQueuedEvents(record.eventQueue);
}
else
{
// send all events separatelly
while (record.eventQueue.Count > 0)
{
IEvent theEvent = (IEvent)record.eventQueue.Dequeue();
finished |= theEvent == CompositionManager.SimulationFinishedEvent || theEvent == CompositionManager.SimulationFailedEvent;
record.listener.OnEvent(theEvent);
}
}
}
}
finally
{
_mutex.ReleaseMutex();
}
if (finished)
{
if (_timer.Enabled)
{
_timer.Enabled = false;
_timer.Tick -= new System.EventHandler(SendEventsToListenersHandler);
}
}
return(finished);
}
private void menuDeployRun_Click(object sender, System.EventArgs e)
{
StopAllActions();
_runProperties.PopulateDialog( _composition, _compositionFilename==null );
DialogResult result = _runProperties.ShowDialog( this );
UpdateTitle();
if( result == DialogResult.OK )
{
// user decided to run the composition
// ### prepare listeners
ArrayList listOfListeners = new ArrayList();
// progress bar
ProgressBarListener progressBarListener = new ProgressBarListener( _composition.GetSimulationTimehorizon(), _runBox.ProgressBarRun );
listOfListeners.Add( progressBarListener );
// log file
if( _composition.LogToFile!=null && _composition.LogToFile!="" )
{
// get composition file's directory to logfile is saved in same directory
string logFileName;
if( _compositionFilename!=null )
{
FileInfo compositionFileInfo = new FileInfo(_compositionFilename);
FileInfo logFileInfo = Utils.GetFileInfo( compositionFileInfo.DirectoryName, _composition.LogToFile );
logFileName = logFileInfo.FullName;
}
else
logFileName = _composition.LogToFile;
LogFileListener logFileListener = new LogFileListener( _composition.ListenedEventTypes, logFileName );
listOfListeners.Add( logFileListener );
}
// list box
if( _composition.ShowEventsInListbox )
{
ListViewListener listViewListener = new ListViewListener( _composition.ListenedEventTypes, _runBox.ListViewEvents, 400 );
listOfListeners.Add( listViewListener );
}
const uint actionInterval = 200; // in milliseconds
// ### create proxy listener and register other listeners to it
IListener proxyListener;
if( _composition.RunInSameThread )
{
// DoEvents listener
DoEventsListener doEventsListener = new DoEventsListener( actionInterval );
listOfListeners.Add( doEventsListener );
ProxyListener proxySingleThreadListener = new ProxyListener();
proxySingleThreadListener.Initialize( listOfListeners );
proxyListener = proxySingleThreadListener;
}
else
{
ProxyMultiThreadListener proxyMultiThreadListener = new ProxyMultiThreadListener();
proxyMultiThreadListener.Initialize( listOfListeners, _runBox.Timer, (int)actionInterval );
proxyListener = proxyMultiThreadListener;
}
// ### populate and show run-dialog and run simulation from it
Invalidate();
_runBox.PopuplateDialog( _composition, proxyListener );
_runBox.ShowDialog( this ); // this fires simulation
}
}
