Method setIconBorderPen

qcustomplot/qcustomplot.cpp:18466–18469

! Sets the pen used to draw a border around each legend icon. Legend items that draw an icon (e.g. a visual representation of the graph) will use this pen by default. If no border is wanted, set this to \a Qt::NoPen. */

  If no border is wanted, set this to \a Qt::NoPen.
*/
void QCPLegend::setIconBorderPen(const QPen &pen)
{
  mIconBorderPen = pen;
}

/*!
  Sets whether the user can (de-)select the parts in \a selectable by clicking on the QCustomPlot surface.