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"""A simple but flexible modal dialog box."""
from Tkinter import *
import tktools
class SimpleDialog:
def __init__(self, master,
text='', buttons=[], default=None, cancel=None,
title=None, class_=None):
self.root = tktools.make_toplevel(master, title=title, class_=class_)
self.message = Message(self.root, text=text, aspect=400)
self.message.pack(expand=1, fill=BOTH)
self.frame = Frame(self.root)
self.frame.pack()
self.num = default
self.cancel = cancel
self.default = default
self.root.bind('<Return>', self.return_event)
for num in range(len(buttons)):
s = buttons[num]
b = Button(self.frame, text=s,
command=(lambda self=self, num=num: self.done(num)))
if num == default:
b.config(relief=RIDGE, borderwidth=8)
b.pack(side=LEFT, fill=BOTH, expand=1)
self.root.protocol('WM_DELETE_WINDOW', self.wm_delete_window)
tktools.set_transient(self.root, master)
def go(self):
self.root.grab_set()
self.root.mainloop()
self.root.destroy()
return self.num
def return_event(self, event):
if self.default is None:
self.root.bell()
else:
self.done(self.default)
def wm_delete_window(self):
if self.cancel is None:
self.root.bell()
else:
self.done(self.cancel)
def done(self, num):
self.num = num
self.root.quit()
def test():
root = Tk()
def doit(root=root):
d = SimpleDialog(root,
text="This is a test dialog. "
"Would this have been an actual dialog, "
"the buttons below would have glowed "
"in soft pink light. "
"Do you believe this?",
buttons=["Yes", "No", "Cancel"],
default=0,
cancel=2,
title="Test Dialog")
print d.go()
t = Button(root, text='Test', command=doit)
t.pack()
q = Button(root, text='Quit', command=t.quit)
q.pack()
t.mainloop()
if __name__ == '__main__':
test()
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