mirror of https://github.com/python/cpython
236 lines
6.2 KiB
Python
Executable File
236 lines
6.2 KiB
Python
Executable File
#! /usr/local/bin/python
|
|
|
|
# A Python function that generates dialog boxes with a text message,
|
|
# optional bitmap, and any number of buttons.
|
|
# Cf. Ousterhout, Tcl and the Tk Toolkit, Figs. 27.2-3, pp. 269-270.
|
|
|
|
from Tkinter import *
|
|
|
|
mainWidget = None
|
|
|
|
def dialog(master, title, text, bitmap, default, *args):
|
|
|
|
# 1. Create the top-level window and divide it into top
|
|
# and bottom parts.
|
|
|
|
w = Toplevel(master, {'class': 'Dialog'})
|
|
w.title(title)
|
|
w.iconname('Dialog')
|
|
|
|
top = Frame(w, {'relief': 'raised', 'bd': 1,
|
|
Pack: {'side': 'top', 'fill': 'both'}})
|
|
bot = Frame(w, {'relief': 'raised', 'bd': 1,
|
|
Pack: {'side': 'bottom', 'fill': 'both'}})
|
|
|
|
# 2. Fill the top part with the bitmap and message.
|
|
|
|
msg = Message(top,
|
|
{'width': '3i',
|
|
'text': text,
|
|
'font': '-Adobe-Times-Medium-R-Normal-*-180-*',
|
|
Pack: {'side': 'right', 'expand': 1,
|
|
'fill': 'both',
|
|
'padx': '3m', 'pady': '3m'}})
|
|
if bitmap:
|
|
bm = Label(top, {'bitmap': bitmap,
|
|
Pack: {'side': 'left',
|
|
'padx': '3m', 'pady': '3m'}})
|
|
|
|
# 3. Create a row of buttons at the bottom of the dialog.
|
|
|
|
buttons = []
|
|
i = 0
|
|
for but in args:
|
|
b = Button(bot, {'text': but,
|
|
'command': ('set', 'button', i)})
|
|
buttons.append(b)
|
|
if i == default:
|
|
bd = Frame(bot, {'relief': 'sunken', 'bd': 1,
|
|
Pack: {'side': 'left', 'expand': 1,
|
|
'padx': '3m', 'pady': '2m'}})
|
|
b.lift()
|
|
b.pack ({'in': bd, 'side': 'left',
|
|
'padx': '2m', 'pady': '2m',
|
|
'ipadx': '2m', 'ipady': '1m'})
|
|
else:
|
|
b.pack ({'side': 'left', 'expand': 1,
|
|
'padx': '3m', 'pady': '3m',
|
|
'ipady': '2m', 'ipady': '1m'})
|
|
i = i+1
|
|
|
|
# 4. Set up a binding for <Return>, if there's a default,
|
|
# set a grab, and claim the focus too.
|
|
|
|
if default >= 0:
|
|
w.bind('<Return>',
|
|
lambda e, b=buttons[default], i=default:
|
|
(b.flash(),
|
|
b.setvar('button', i)))
|
|
|
|
oldFocus = w.tk.call('focus') # XXX
|
|
w.grab_set()
|
|
w.focus()
|
|
|
|
# 5. Wait for the user to respond, then restore the focus
|
|
# and return the index of the selected button.
|
|
|
|
w.waitvar('button')
|
|
w.destroy()
|
|
w.tk.call('focus', oldFocus) # XXX
|
|
return w.getint(w.getvar('button'))
|
|
|
|
def strdialog(master, title, text, bitmap, default, *args):
|
|
|
|
# 1. Create the top-level window and divide it into top
|
|
# and bottom parts.
|
|
|
|
w = Toplevel(master, {'class': 'Dialog'})
|
|
w.title(title)
|
|
w.iconname('Dialog')
|
|
|
|
top = Frame(w, {'relief': 'raised', 'bd': 1,
|
|
Pack: {'side': 'top', 'fill': 'both'}})
|
|
if args:
|
|
bot = Frame(w, {'relief': 'raised', 'bd': 1,
|
|
Pack: {'side': 'bottom', 'fill': 'both'}})
|
|
|
|
# 2. Fill the top part with the bitmap, message and input field.
|
|
|
|
if bitmap:
|
|
bm = Label(top, {'bitmap': bitmap,
|
|
Pack: {'side': 'left',
|
|
'padx': '3m', 'pady': '3m'}})
|
|
|
|
msg = Message(top,
|
|
{'width': '3i',
|
|
'text': text,
|
|
'font': '-Adobe-Times-Medium-R-Normal-*-180-*',
|
|
Pack: {'side': 'left',
|
|
'fill': 'both',
|
|
'padx': '3m', 'pady': '3m'}})
|
|
|
|
field = Entry(top,
|
|
{'relief':'sunken',
|
|
Pack:{'side':'left',
|
|
'fill':'x',
|
|
'expand':1,
|
|
'padx':'3m', 'pady':'3m'}})
|
|
# 3. Create a row of buttons at the bottom of the dialog.
|
|
|
|
buttons = []
|
|
i = 0
|
|
for but in args:
|
|
b = Button(bot, {'text': but,
|
|
'command': ('set', 'button', i)})
|
|
buttons.append(b)
|
|
if i == default:
|
|
bd = Frame(bot, {'relief': 'sunken', 'bd': 1,
|
|
Pack: {'side': 'left', 'expand': 1,
|
|
'padx': '3m', 'pady': '2m'}})
|
|
b.lift()
|
|
b.pack ({'in': bd, 'side': 'left',
|
|
'padx': '2m', 'pady': '2m',
|
|
'ipadx': '2m', 'ipady': '1m'})
|
|
else:
|
|
b.pack ({'side': 'left', 'expand': 1,
|
|
'padx': '3m', 'pady': '3m',
|
|
'ipady': '2m', 'ipady': '1m'})
|
|
i = i+1
|
|
|
|
# 4. Set up a binding for <Return>, if there's a default,
|
|
# set a grab, and claim the focus too.
|
|
|
|
if not args:
|
|
w.bind('<Return>', lambda arg, top=top: top.setvar('button', 0))
|
|
field.bind('<Return>', lambda arg, top=top: top.setvar('button', 0))
|
|
elif default >= 0:
|
|
w.bind('<Return>',
|
|
lambda e, b=buttons[default], i=default:
|
|
(b.flash(),
|
|
b.setvar('button', i)))
|
|
field.bind('<Return>',
|
|
lambda e, b=buttons[default], i=default:
|
|
(b.flash(),
|
|
b.setvar('button', i)))
|
|
|
|
oldFocus = w.tk.call('focus') # XXX
|
|
w.grab_set()
|
|
field.focus()
|
|
|
|
# 5. Wait for the user to respond, then restore the focus
|
|
# and return the index of the selected button.
|
|
|
|
w.waitvar('button')
|
|
v = field.get()
|
|
w.destroy()
|
|
w.tk.call('focus', oldFocus) # XXX
|
|
if args:
|
|
return v, w.getint(w.getvar('button'))
|
|
else:
|
|
return v
|
|
|
|
def message(str):
|
|
i = dialog(mainWidget, 'Message', str, '', 0, 'OK')
|
|
|
|
def askyn(str):
|
|
i = dialog(mainWidget, 'Question', str, '', 0, 'No', 'Yes')
|
|
return i
|
|
|
|
def askync(str):
|
|
i = dialog(mainWidget, 'Question', str, '', 0, 'Cancel', 'No', 'Yes')
|
|
return i-1
|
|
|
|
def askstr(str):
|
|
i = strdialog(mainWidget, 'Question', str, '', 0)
|
|
return i
|
|
|
|
def askfile(str): # XXXX For now...
|
|
i = strdialog(mainWidget, 'Question', str, '', 0)
|
|
return i
|
|
|
|
# The rest is the test program.
|
|
|
|
def _go():
|
|
i = dialog(mainWidget,
|
|
'Not Responding',
|
|
"The file server isn't responding right now; "
|
|
"I'll keep trying.",
|
|
'',
|
|
-1,
|
|
'OK')
|
|
print 'pressed button', i
|
|
i = dialog(mainWidget,
|
|
'File Modified',
|
|
'File "tcl.h" has been modified since '
|
|
'the last time it was saved. '
|
|
'Do you want to save it before exiting the application?',
|
|
'warning',
|
|
0,
|
|
'Save File',
|
|
'Discard Changes',
|
|
'Return To Editor')
|
|
print 'pressed button', i
|
|
print message('Test of message')
|
|
print askyn('Test of yes/no')
|
|
print askync('Test of yes/no/cancel')
|
|
print askstr('Type a string:')
|
|
print strdialog(mainWidget, 'Question', 'Another string:', '',
|
|
0, 'Save', 'Save as text')
|
|
|
|
def _test():
|
|
import sys
|
|
global mainWidget
|
|
mainWidget = Frame()
|
|
Pack.config(mainWidget)
|
|
start = Button(mainWidget,
|
|
{'text': 'Press Here To Start', 'command': _go})
|
|
start.pack()
|
|
endit = Button(mainWidget,
|
|
{'text': 'Exit',
|
|
'command': 'exit',
|
|
Pack: {'fill' : 'both'}})
|
|
mainWidget.mainloop()
|
|
|
|
if __name__ == '__main__':
|
|
_test()
|