QComboBox_02_model_decoration.py 文件源码

def data(self, QModelIndex, role=None):
        data = self.itemData(QModelIndex)
        if role == Qt.DisplayRole:
            return "%s" % (data[role])
        elif role in data and role == Qt.DecorationRole:
            return QPixmap(data[role]).scaledToHeight(25)
        elif role == Qt.UserRole:
            print(data[role])
        return QVariant()