Method dropEvent

src/openms_gui/source/VISUAL/PlotWidget.cpp:294–298

  }

  void PlotWidget::dropEvent(QDropEvent* event)
  {
    emit dropReceived(event->mimeData(), dynamic_cast<QWidget*>(event->source()), this->getWindowId());
    event->acceptProposedAction();
  }

  void PlotWidget::paintEvent(QPaintEvent * /*event*/)
  {