treemodel.py 文件源码

def flags(self, index):
        """Return the active flags for the given index. Add editable
        flag to items in the first colum or greater.
        """
        activeFlags = (Qt.ItemIsEnabled | Qt.ItemIsSelectable |
                       Qt.ItemIsUserCheckable)

        node = self.getNode(index)
        column = index.column()

        if column > 0 and not node.childCount():
            activeFlags = activeFlags | Qt.ItemIsEditable

        return activeFlags