Line | |
---|
1 | # base class for tk common dialogues |
---|
2 | # |
---|
3 | # this module provides a base class for accessing the common |
---|
4 | # dialogues available in Tk 4.2 and newer. use tkFileDialog, |
---|
5 | # tkColorChooser, and tkMessageBox to access the individual |
---|
6 | # dialogs. |
---|
7 | # |
---|
8 | # written by Fredrik Lundh, May 1997 |
---|
9 | # |
---|
10 | |
---|
11 | from Tkinter import * |
---|
12 | |
---|
13 | class Dialog: |
---|
14 | |
---|
15 | command = None |
---|
16 | |
---|
17 | def __init__(self, master=None, **options): |
---|
18 | |
---|
19 | # FIXME: should this be placed on the module level instead? |
---|
20 | if TkVersion < 4.2: |
---|
21 | raise TclError, "this module requires Tk 4.2 or newer" |
---|
22 | |
---|
23 | self.master = master |
---|
24 | self.options = options |
---|
25 | if not master and options.get('parent'): |
---|
26 | self.master = options['parent'] |
---|
27 | |
---|
28 | def _fixoptions(self): |
---|
29 | pass # hook |
---|
30 | |
---|
31 | def _fixresult(self, widget, result): |
---|
32 | return result # hook |
---|
33 | |
---|
34 | def show(self, **options): |
---|
35 | |
---|
36 | # update instance options |
---|
37 | for k, v in options.items(): |
---|
38 | self.options[k] = v |
---|
39 | |
---|
40 | self._fixoptions() |
---|
41 | |
---|
42 | # we need a dummy widget to properly process the options |
---|
43 | # (at least as long as we use Tkinter 1.63) |
---|
44 | w = Frame(self.master) |
---|
45 | |
---|
46 | try: |
---|
47 | |
---|
48 | s = w.tk.call(self.command, *w._options(self.options)) |
---|
49 | |
---|
50 | s = self._fixresult(w, s) |
---|
51 | |
---|
52 | finally: |
---|
53 | |
---|
54 | try: |
---|
55 | # get rid of the widget |
---|
56 | w.destroy() |
---|
57 | except: |
---|
58 | pass |
---|
59 | |
---|
60 | return s |
---|
Note: See
TracBrowser
for help on using the repository browser.