[Qt-interest] Drawing a rect around a QCheckBox

[Ulf-Alexander v. Ceumern-Lindenstjerna]

Hi Giacomo.

What happens exactly? Is the code executed? Does the rect have the
correct position and size?
Is the checkbox maybe drawn on top of the rect?

Regards, Ulf

> -----Original Message-----
> From: qt-interest-bounces at trolltech.com [mailto:qt-interest-
> bounces at trolltech.com] On Behalf Of Giacomo
> Sent: Wednesday, September 16, 2009 11:11 AM
> To: qt-interest at trolltech.com
> Subject: [Qt-interest] Drawing a rect around a QCheckBox
> 
> Hi to all!
> 
> I want to draw a rect around a QCheckbox.
> 
> The code is as follows
> 
> else if(event->type() == QEvent::Paint) /* inside a paint event */
>   {
> 	QPaintEvent *paintEvent = static_cast<QPaintEvent*> (event);
> 
> 	if(paintEvent)
> 	{
> 	  QPainter painter(d_widget); /* d_widget is a checkbox */
> 	  qDebug() << "widget rect: " << d_widget->rect();
> 	  QColor color = Qt::blue;
> 	  QPen pen(color);
> 	  pen.setWidth(2);
> 	  painter.setPen(pen);
> 	  QRect r = d_widget->rect();
> 	  painter.drawRect(r)
> 	  return false;/* do not filter out the event */
> 	}
>   }
> 
> While the code works fine on all other widgets i apply it (push
> buttons,
> QLabels...) in the checkbox no way.
> 
> Thanks for any hint.
> 
> Giacomo.
> 
> ing. Giacomo Strangolino
> Elettra - Synchrotron Radiation Facility - Trieste, Italy
> 
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