| Guido van Rossum | 990e619 | 1996-06-17 17:14:46 +0000 | [diff] [blame] | 1 | """A simple but flexible modal dialog box.""" |
| 2 | |
| 3 | |
| 4 | from Tkinter import * |
| 5 | import tktools |
| 6 | |
| 7 | |
| 8 | class SimpleDialog: |
| 9 | |
| 10 | def __init__(self, master, |
| 11 | text='', buttons=[], default=None, cancel=None, |
| 12 | title=None, class_=None): |
| 13 | self.root = tktools.make_toplevel(master, title=title, class_=class_) |
| 14 | self.message = Message(self.root, text=text, aspect=400) |
| 15 | self.message.pack(expand=1, fill=BOTH) |
| 16 | self.frame = Frame(self.root) |
| 17 | self.frame.pack() |
| 18 | self.num = default |
| 19 | self.cancel = cancel |
| 20 | self.default = default |
| 21 | self.root.bind('<Return>', self.return_event) |
| 22 | for num in range(len(buttons)): |
| 23 | s = buttons[num] |
| 24 | b = Button(self.frame, text=s, |
| 25 | command=(lambda self=self, num=num: self.done(num))) |
| 26 | if num == default: |
| 27 | b.config(relief=RIDGE, borderwidth=8) |
| 28 | b.pack(side=LEFT, fill=BOTH, expand=1) |
| 29 | self.root.protocol('WM_DELETE_WINDOW', self.wm_delete_window) |
| 30 | tktools.set_transient(self.root, master) |
| 31 | |
| 32 | def go(self): |
| 33 | self.root.grab_set() |
| 34 | self.root.mainloop() |
| 35 | self.root.destroy() |
| 36 | return self.num |
| 37 | |
| 38 | def return_event(self, event): |
| 39 | if self.default is None: |
| 40 | self.root.bell() |
| 41 | else: |
| 42 | self.done(self.default) |
| 43 | |
| 44 | def wm_delete_window(self): |
| 45 | if self.cancel is None: |
| 46 | self.root.bell() |
| 47 | else: |
| 48 | self.done(self.cancel) |
| 49 | |
| 50 | def done(self, num): |
| 51 | self.num = num |
| 52 | self.root.quit() |
| 53 | |
| 54 | |
| 55 | def test(): |
| 56 | root = Tk() |
| 57 | def doit(root=root): |
| 58 | d = SimpleDialog(root, |
| 59 | text="This is a test dialog. " |
| 60 | "Would this have been an actual dialog, " |
| 61 | "the buttons below would have glowed " |
| 62 | "in soft pink light. " |
| 63 | "Do you believe this?", |
| 64 | buttons=["Yes", "No", "Cancel"], |
| 65 | default=0, |
| 66 | cancel=2, |
| 67 | title="Test Dialog") |
| 68 | print d.go() |
| 69 | t = Button(root, text='Test', command=doit) |
| 70 | t.pack() |
| 71 | q = Button(root, text='Quit', command=t.quit) |
| 72 | q.pack() |
| 73 | t.mainloop() |
| 74 | |
| 75 | |
| 76 | if __name__ == '__main__': |
| 77 | test() |