node.py 文件源码

def paint(self,painter,option, widget):
        pen = QtGui.QPen()
        pen.setWidth(1)
        brush = QtGui.QBrush()
        brush.setStyle(QtCore.Qt.SolidPattern)
        brush.setColor(QtGui.QColor("white"))

        painter.setBrush(brush)
        painter.drawRect(self.rect)