message: Fix painting of frame borders in RDStyle
diff: @@ -1488,10 +1488,14 @@ void RDStyle::drawControl(ControlElement control, const QStyleOption *opt, QPain
  {
  const QStyleOptionFrame *frame = qstyleoption_cast<const QStyleOptionFrame *>(opt);
  + qreal lineWidth = qMax(1, frame->lineWidth);
  +
  p->save();
  - p->setPen(QPen(outlineBrush(opt->palette), 1.0));
  + p->setPen(QPen(opt->palette.brush(widget->foregroundRole()), lineWidth));
  +
  + qreal adjust = 0.5 * lineWidth;
  - QRectF rect = QRectF(opt->rect).adjusted(0.5, 0.5, -0.5, -0.5);
  + QRectF rect = QRectF(opt->rect).adjusted(adjust, adjust, -adjust, -adjust);
  QPainterPath path;
  path.addRoundedRect(rect, 1.0, 1.0);
  