qtrend.py 文件源码

def _getNodeWidget(self, nid, ninfo):

        wid = ninfo.get('widget')
        if wid is None:
            rep = ninfo.get('repr')
            if rep is None:
                rep = 'node: %s' % nid

            wid = QtGui.QLabel(rep)
            ninfo['widget'] = wid

        gproxy = ninfo.get('gproxy')
        if gproxy is None:
            gproxy = self.scene().addWidget(wid)
            # Nodes always get drawn on top!
            # gproxy.setZValue( 1.0 )
            ninfo['gproxy'] = gproxy
            geom = gproxy.geometry()
            ninfo['size'] = (int(geom.width()), int(geom.height()))

        return gproxy