textedit.py 文件源码

def alignmentChanged(self, alignment):
        if alignment & Qt.AlignLeft:
            self.actionAlignLeft.setChecked(True)
        elif alignment & Qt.AlignHCenter:
            self.actionAlignCenter.setChecked(True)
        elif alignment & Qt.AlignRight:
            self.actionAlignRight.setChecked(True)
        elif alignment & Qt.AlignJustify:
            self.actionAlignJustify.setChecked(True)