Method onMenuZoomTo200

YUViewLib/src/ui/Mainwindow.h:121–126

      v->zoomTo100(checked);
  }
  void onMenuZoomTo200(bool checked)
  {
    const auto v = this->getCurrentActiveView();
    if (v)
      v->zoomTo200(checked);
  }
  void onMenuZoomToCustom(bool checked)
  {
    const auto v = this->getCurrentActiveView();