#!/usr/bin/env python3

# -*- coding: utf-8 -*-

import locale

locale.setlocale(locale.LC_ALL, '')

from tuikit import Application, TreeView, TreeModel, ScrollView

class MyApplication(Application):

    def __init__(self):

        Application.__init__(self)

        self.top.add_handler('keypress', self.on_top_keypress)

        model = TreeModel()

        model.add('/',  ['a', 'b'])

        model.add('/a', ['c', 'd'])

        model.add((0,1), ['e', 'f'])

        model.add(['a', 'd', 'e'], 'g')

        model.add('/a/d/f', 'h')

        for i in range(100):

            model.add('/b', ['x'+str(i)])

        view = TreeView(model)

        #view.collapse('/a/d')

        scroll = ScrollView()

        scroll.add(view)

        self.top.add(scroll, halign='fill', valign='fill')

    def on_top_keypress(self, ev):

        if ev.keyname == 'escape':

            self.terminate()

            return True

if __name__ == '__main__':

    app = MyApplication()

    app.start()