Initial revision

diff --git a/Demo/tkinter/guido/listtree.py b/Demo/tkinter/guido/listtree.py
new file mode 100755 (executable)
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--- /dev/null
+++ b/Demo/tkinter/guido/listtree.py
@@ -0,0 +1,36 @@
+# Print a remote app's widget tree (names and classes only)
+
+import sys
+import string
+
+from Tkinter import *
+
+def listtree(master, app):
+       list = Listbox(master, {'name': 'list',
+                               Pack: {'expand': 1, 'fill': 'both'}})
+       listnodes(list, app, '.', 0)
+       return list
+
+def listnodes(list, app, widget, level):
+       klass = list.send(app, 'winfo', 'class', widget)
+##     i = string.rindex(widget, '.')
+##     list.insert('end', '%s%s (%s)' % ((level-1)*'.   ', widget[i:], klass))
+       list.insert('end', '%s (%s)' % (widget, klass))
+       children = list.tk.splitlist(
+               list.send(app, 'winfo', 'children', widget))
+       for c in children:
+               listnodes(list, app, c, level+1)
+
+def main():
+       if not sys.argv[1:]:
+               sys.stderr.write('Usage: listtree appname\n')
+               sys.exit(2)
+       app = sys.argv[1]
+       tk = Tk()
+       tk.minsize(1, 1)
+       f = Frame(tk, {'name': 'f', Pack: {'expand': 1, 'fill': 'both'}})
+       list = listtree(f, app)
+       tk.mainloop()
+
+if __name__ == '__main__':
+       main()