Function ShowProgressDialog

qrenderdoc/Code/QRDUtils.cpp:3314–3360

}

void ShowProgressDialog(QWidget *window, const QString &labelText, ProgressFinishedMethod finished,
                        ProgressUpdateMethod update, ProgressCancelMethod cancel)
{
  if(finished())
    return;

  RDProgressDialog dialog(labelText, window);

  if(cancel)
    dialog.enableCancel();

  // if we don't have an update function, set the progress display to be 'infinite spinner'
  dialog.setInfinite(!update);

  QSemaphore tickerSemaphore(1);

  // start a lambda thread to tick our functions and close the progress dialog when we're done.
  LambdaThread progressTickerThread([finished, update, &dialog, &tickerSemaphore]() {
    while(tickerSemaphore.available())
    {
      QThread::msleep(30);

      if(update)
        GUIInvoke::call(&dialog, [update, &dialog]() { dialog.setPercentage(update()); });

      GUIInvoke::call(&dialog, [finished, &tickerSemaphore]() {
        if(finished())
          tickerSemaphore.tryAcquire();
      });
    }

    GUIInvoke::call(&dialog, [&dialog]() { dialog.closeAndReset(); });
  });
  progressTickerThread.setName(lit("Progress Dialog"));
  progressTickerThread.start();

  // show the dialog
  RDDialog::show(&dialog);

  // signal the thread to exit if somehow we got here without it finishing, then wait for the thread
  // to clean itself up
  tickerSemaphore.tryAcquire();
  progressTickerThread.wait();

  if(cancel && dialog.wasCanceled())
    cancel();
}

void UpdateTransferProgress(qint64 xfer, qint64 total, QElapsedTimer *timer,
                            QProgressBar *progressBar, QLabel *progressLabel, QString progressText)