cpython/Demo/tkinter/guido/listtree.py

35 lines
860 B
Python
Executable File

# List a remote app's widget tree (names and classes only)
import sys
from tkinter import *
def listtree(master, app):
list = Listbox(master, name='list')
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)
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')
f.pack(expand=1, fill=BOTH)
list = listtree(f, app)
tk.mainloop()
if __name__ == '__main__':
main()