Method keyPressEvent

qcustomplot/qcustomplot.cpp:2930–2937

! \internal This method is called by QCustomPlot when a key has been pressed by the user while the selection rect interaction is active. The default implementation allows to \ref cancel the interaction by hitting the escape key. */

  hitting the escape key.
*/
void QCPSelectionRect::keyPressEvent(QKeyEvent *event)
{
  if (event->key() == Qt::Key_Escape && mActive)
  {
    mActive = false;
    emit canceled(mRect, event);
  }
}

/* inherits documentation from base class */
void QCPSelectionRect::applyDefaultAntialiasingHint(QCPPainter *painter) const