def paintEvent(self, event):
painter = QtGui.QStylePainter(self)<EOL>option = QtGui.QStyleOptionFrame()<EOL>option.initFrom(self)<EOL>painter.drawPrimitive(QtGui.QStyle.PE_PanelTipLabel, option)<EOL>painter.end()<EOL>super(CallTipWidget, self).paintEvent(event)<EOL>
Reimplemented to paint the background panel.