pyqt中QTreeView的简单使用

#!/usr/bin/env python
# -*- coding:utf-8 -*-

from PySide import QtGui
from PySide import QtCore

import sys, os

class TreeView(QtGui.QTreeView):
    def __init__(self, parent=None):
        super(TreeView, self).__init__(parent)

        self.__model = QtGui.QFileSystemModel()
        self.__model.setRootPath(QtCore.QDir.rootPath())
        self.setModel(self.__model)

        self.__current_select_path = None
        self.doubleClicked.connect(self.__getCurPathEvent)

    #双击信号 获得当前选中的节点的路径
    def __getCurPathEvent(self):
        index = self.currentIndex()
        model = index.model()  # 请注意这里可以获得model的对象
        self.__current_select_path = model.filePath(index)

    # 设置TreeView的跟文件夹
    def setPath(self, path):
        self.setRootIndex(self.__model.index(path))

    # 获得当前选中的节点的路径
    def getCurPath(self):
        return self.__current_select_path

if __name__ == '__main__':
    app = QtGui.QApplication(sys.argv)

    asset = TreeView()
    asset.setPath(r"E:\FFM")
    asset.show()

    sys.exit(app.exec_())