1     class TETest(GuiAppD.GuiAppD):
   2         appname = 'Test the TreeExplorer widget'
   3         
   4         def createInterface(self):
   5             data = NavigableTree.create_from_tuples(
   6                 ('data', 'this is the data node', 
   7                         [ ('sub1', 'this is sub1 node',
   8                                   [ ('sub11', 'This is sub11 node', []) 
   9                                   ]
  10                            ),
  11                            ('sub2', 'this is sub2 node',
  12                                   [ ('sub21', 'this is sub21 node',
  13                                             [ ('sub211', 'this is sub211 node', []) 
  14                                             ]
  15                                     ),
  16                                     ('sub22', 'this is sub22 node', [] ),
  17                                     ('sub23', 'this is sub23 node', [] ),
  18                                   ]
  19                            ),
  20                            ('sub3', 'this is sub3 node', []),
  21                          ]
  22                 )
  23             )
  24             self.explorer = SimpleTreeExplorer(
  25                 self.interior(), 
  26                 labelpos = 'n', 
  27                 label_text='TreeExplorer',
  28                 height=200,
  29                 )
  30             self.explorer.pack(side=Tkinter.TOP,
  31                           expand=Tkinter.YES,
  32                           fill=Tkinter.BOTH)
  33             self.explorer.component('navigator').configure(treedata=data)
  34                                         
  35             
  36     TETest().run()
  37