void AsyncWorkerProcess_DoWork(object sender, DoWorkEventArgs e)
{
while (!AsyncWorkerProcess.CancellationPending)
{
fg.Update();
}
if (AsyncWorkerProcess.CancellationPending)
{
e.Cancel = true;
}
}
void AsyncWorkerRecord_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker bwAsync = sender as BackgroundWorker;
LastRecodredFeatureVectorsCount = 0;
bwAsync.ReportProgress(0);
startRecord = DateTime.Now;
recordTimer.Start();
while (!bwAsync.CancellationPending)
{
fg.Update();
}
if (bwAsync.CancellationPending)
{
e.Cancel = true;
}
bwAsync.ReportProgress(100);
}
private void buttonProcess_Click(object sender, RoutedEventArgs e)
{
if (listModels.SelectedIndex == -1)
{
MessageBox.Show("No model selected!"); return;
}
buttonProcess.IsEnabled = false;
taskClassification = Task.Factory.StartNew(() =>
{
while (true)
{
fg.Update();
}
});
progressReporterClassification.RegisterContinuation(taskClassification, () =>
{
buttonProcess.IsEnabled = false;
if (taskClassification.Exception != null)
{
statusBar.Text = "Error ocurred during classification!";
MessageBox.Show("Error:" + taskClassification.Exception.Message);
//log
}
else if (taskClassification.IsCanceled)
{
statusBar.Text = "Classification cancelled.";
}
else //all OK
{
//no more signal
}
});
}