def paintEvent(self, event=None):
painter = QStylePainter()
painter.begin(self)
painter.setOpacity(0.4)
painter.setBrush(Qt.green)
painter.drawRect(self.rect())
self.setGeometry(self.box[0], self.box[1], self.box[2]-self.box[0], self.box[3]-self.box[1])
def paintEvent(self,pe):
painter=QStylePainter(self)
pen=QPen(QColor("red"),4)
painter.setPen(pen)
painter.drawRect(pe.rect())
