private void StopButton_Click(object sender, EventArgs e)
{
try
{
StartButton.Enabled = true;
StopButton.Enabled = false;
ThreadsManager.Stop();
}
catch (Exception ex)
{
MessageBox.Show(this, ex.ToString(), "Error: Can not stop execution.",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void ThreadsManager_Tick(object sender, EventArgs e)
{
while (ThreadsNumeric.Value > ExecutionWorkers.Count)
{
var worker = new BackgroundWorker();
worker.DoWork += ExecutionWorker_DoWork;
worker.RunWorkerCompleted += ExecutionWorker_RunWorkerCompleted;
ExecutionWorkers.Add(worker);
}
bool enquire_next = false;
for (int i = 0; i < ExecutionWorkers.Count; i++)
{
var worker = ExecutionWorkers[i];
if (worker.IsBusy)
{
enquire_next = true;
continue;
}
if (ThreadsNumeric.Value < ExecutionWorkers.Count)
{
ExecutionWorkers.RemoveAt(i--);
}
else if (SubmitWork(worker))
{
enquire_next = true;
}
}
if (GraphDirty)
{
BuildGraph();
}
if (!enquire_next)
{
StartButton.Enabled = true;
StopButton.Enabled = false;
ThreadsManager.Stop();
}
}