Method ChangeColorCallback

source/interfaces/implementation/src/G4UIQt.cc:5694–5725

}

void G4UIQt::ChangeColorCallback(QWidget* widget)
{
  if (widget == nullptr) {
    return;
  }

  auto button = dynamic_cast<QPushButton*>(widget);
  if (button == nullptr) {
    return;
  }
  QString value = button->accessibleName();

  QColor old;
  old.setRgbF(value.section(" ", 0, 1).toDouble(), value.section(" ", 1, 2).toDouble(),
    value.section(" ", 2, 3).toDouble());
  QColor color =
    QColorDialog::getColor(old, fUITabWidget, "Change color", QColorDialog::ShowAlphaChannel);

  if (color.isValid()) {
    // rebuild the widget icon
    QPixmap pixmap = QPixmap(QSize(16, 16));
    pixmap.fill(color);
    QPainter painter(&pixmap);
    painter.setPen(Qt::black);
    painter.drawRect(0, 0, 15, 15);  // Draw contour

    button->setAccessibleName(QString::number(color.redF()) + " " +
                              QString::number(color.greenF()) + " " +
                              QString::number(color.blueF()) + " ");
    button->setIcon(pixmap);
  }
}

void G4UIQt::ChangeCursorAction(const QString& action)
{