This file is indexed.

/usr/share/tcltk/tk8.6/msgbox.tcl is in libtk8.6 8.6.6-1+b1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
# msgbox.tcl --
#
#	Implements messageboxes for platforms that do not have native
#	messagebox support.
#
# Copyright (c) 1994-1997 Sun Microsystems, Inc.
#
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#

# Ensure existence of ::tk::dialog namespace
#
namespace eval ::tk::dialog {}

image create bitmap ::tk::dialog::b1 -foreground black \
-data "#define b1_width 32\n#define b1_height 32
static unsigned char q1_bits[] = {
   0x00, 0xf8, 0x1f, 0x00, 0x00, 0x07, 0xe0, 0x00, 0xc0, 0x00, 0x00, 0x03,
   0x20, 0x00, 0x00, 0x04, 0x10, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, 0x10,
   0x04, 0x00, 0x00, 0x20, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x40,
   0x01, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x80,
   0x01, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x80,
   0x01, 0x00, 0x00, 0x80, 0x02, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x40,
   0x04, 0x00, 0x00, 0x20, 0x08, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, 0x08,
   0x60, 0x00, 0x00, 0x04, 0x80, 0x03, 0x80, 0x03, 0x00, 0x0c, 0x78, 0x00,
   0x00, 0x30, 0x04, 0x00, 0x00, 0x40, 0x04, 0x00, 0x00, 0x40, 0x04, 0x00,
   0x00, 0x80, 0x04, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x06, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::b2 -foreground white \
-data "#define b2_width 32\n#define b2_height 32
static unsigned char b2_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x1f, 0x00, 0x00, 0xff, 0xff, 0x00,
   0xc0, 0xff, 0xff, 0x03, 0xe0, 0xff, 0xff, 0x07, 0xf0, 0xff, 0xff, 0x0f,
   0xf8, 0xff, 0xff, 0x1f, 0xfc, 0xff, 0xff, 0x3f, 0xfc, 0xff, 0xff, 0x3f,
   0xfe, 0xff, 0xff, 0x7f, 0xfe, 0xff, 0xff, 0x7f, 0xfe, 0xff, 0xff, 0x7f,
   0xfe, 0xff, 0xff, 0x7f, 0xfe, 0xff, 0xff, 0x7f, 0xfe, 0xff, 0xff, 0x7f,
   0xfe, 0xff, 0xff, 0x7f, 0xfc, 0xff, 0xff, 0x3f, 0xfc, 0xff, 0xff, 0x3f,
   0xf8, 0xff, 0xff, 0x1f, 0xf0, 0xff, 0xff, 0x0f, 0xe0, 0xff, 0xff, 0x07,
   0x80, 0xff, 0xff, 0x03, 0x00, 0xfc, 0x7f, 0x00, 0x00, 0xf0, 0x07, 0x00,
   0x00, 0xc0, 0x03, 0x00, 0x00, 0x80, 0x03, 0x00, 0x00, 0x80, 0x03, 0x00,
   0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::q -foreground blue \
-data "#define q_width 32\n#define q_height 32
static unsigned char q_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, 0x07, 0x00,
   0x00, 0x10, 0x0f, 0x00, 0x00, 0x18, 0x1e, 0x00, 0x00, 0x38, 0x1e, 0x00,
   0x00, 0x38, 0x1e, 0x00, 0x00, 0x10, 0x0f, 0x00, 0x00, 0x80, 0x07, 0x00,
   0x00, 0xc0, 0x01, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0xe0, 0x01, 0x00,
   0x00, 0xe0, 0x01, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::i -foreground blue \
-data "#define i_width 32\n#define i_height 32
static unsigned char i_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0xe0, 0x01, 0x00, 0x00, 0xf0, 0x03, 0x00, 0x00, 0xf0, 0x03, 0x00,
   0x00, 0xe0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0xf8, 0x03, 0x00, 0x00, 0xf0, 0x03, 0x00, 0x00, 0xe0, 0x03, 0x00,
   0x00, 0xe0, 0x03, 0x00, 0x00, 0xe0, 0x03, 0x00, 0x00, 0xe0, 0x03, 0x00,
   0x00, 0xe0, 0x03, 0x00, 0x00, 0xe0, 0x03, 0x00, 0x00, 0xf0, 0x07, 0x00,
   0x00, 0xf8, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::w1 -foreground black \
-data "#define w1_width 32\n#define w1_height 32
static unsigned char w1_bits[] = {
   0x00, 0x80, 0x01, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x20, 0x04, 0x00,
   0x00, 0x10, 0x04, 0x00, 0x00, 0x10, 0x08, 0x00, 0x00, 0x08, 0x08, 0x00,
   0x00, 0x08, 0x10, 0x00, 0x00, 0x04, 0x10, 0x00, 0x00, 0x04, 0x20, 0x00,
   0x00, 0x02, 0x20, 0x00, 0x00, 0x02, 0x40, 0x00, 0x00, 0x01, 0x40, 0x00,
   0x00, 0x01, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x80, 0x00, 0x00, 0x01,
   0x40, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x02, 0x20, 0x00, 0x00, 0x02,
   0x20, 0x00, 0x00, 0x04, 0x10, 0x00, 0x00, 0x04, 0x10, 0x00, 0x00, 0x08,
   0x08, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, 0x10, 0x04, 0x00, 0x00, 0x10,
   0x04, 0x00, 0x00, 0x20, 0x02, 0x00, 0x00, 0x20, 0x01, 0x00, 0x00, 0x40,
   0x01, 0x00, 0x00, 0x40, 0x01, 0x00, 0x00, 0x40, 0x02, 0x00, 0x00, 0x20,
   0xfc, 0xff, 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::w2 -foreground yellow \
-data "#define w2_width 32\n#define w2_height 32
static unsigned char w2_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x00,
   0x00, 0xe0, 0x03, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0xf0, 0x07, 0x00,
   0x00, 0xf0, 0x0f, 0x00, 0x00, 0xf8, 0x0f, 0x00, 0x00, 0xf8, 0x1f, 0x00,
   0x00, 0xfc, 0x1f, 0x00, 0x00, 0xfc, 0x3f, 0x00, 0x00, 0xfe, 0x3f, 0x00,
   0x00, 0xfe, 0x7f, 0x00, 0x00, 0xff, 0x7f, 0x00, 0x00, 0xff, 0xff, 0x00,
   0x80, 0xff, 0xff, 0x00, 0x80, 0xff, 0xff, 0x01, 0xc0, 0xff, 0xff, 0x01,
   0xc0, 0xff, 0xff, 0x03, 0xe0, 0xff, 0xff, 0x03, 0xe0, 0xff, 0xff, 0x07,
   0xf0, 0xff, 0xff, 0x07, 0xf0, 0xff, 0xff, 0x0f, 0xf8, 0xff, 0xff, 0x0f,
   0xf8, 0xff, 0xff, 0x1f, 0xfc, 0xff, 0xff, 0x1f, 0xfe, 0xff, 0xff, 0x3f,
   0xfe, 0xff, 0xff, 0x3f, 0xfe, 0xff, 0xff, 0x3f, 0xfc, 0xff, 0xff, 0x1f,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"
image create bitmap ::tk::dialog::w3 -foreground black \
-data "#define w3_width 32\n#define w3_height 32
static unsigned char w3_bits[] = {
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0xc0, 0x03, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00,
   0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00, 0x00, 0xe0, 0x07, 0x00,
   0x00, 0xc0, 0x03, 0x00, 0x00, 0xc0, 0x03, 0x00, 0x00, 0xc0, 0x03, 0x00,
   0x00, 0x80, 0x01, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x80, 0x01, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0xc0, 0x03, 0x00,
   0x00, 0xc0, 0x03, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};"

# ::tk::MessageBox --
#
#	Pops up a messagebox with an application-supplied message with
#	an icon and a list of buttons. This procedure will be called
#	by tk_messageBox if the platform does not have native
#	messagebox support, or if the particular type of messagebox is
#	not supported natively.
#
#	Color icons are used on Unix displays that have a color
#	depth of 4 or more and $tk_strictMotif is not on.
#
#	This procedure is a private procedure shouldn't be called
#	directly. Call tk_messageBox instead.
#
#	See the user documentation for details on what tk_messageBox does.
#
proc ::tk::MessageBox {args} {
    global tk_strictMotif
    variable ::tk::Priv

    set w ::tk::PrivMsgBox
    upvar $w data

    #
    # The default value of the title is space (" ") not the empty string
    # because for some window managers, a
    #		wm title .foo ""
    # causes the window title to be "foo" instead of the empty string.
    #
    set specs {
	{-default "" "" ""}
	{-detail "" "" ""}
        {-icon "" "" "info"}
        {-message "" "" ""}
        {-parent "" "" .}
        {-title "" "" " "}
        {-type "" "" "ok"}
    }

    tclParseConfigSpec $w $specs "" $args

    if {$data(-icon) ni {info warning error question}} {
	return -code error -errorcode [list TK LOOKUP ICON $data(-icon)] \
	    "bad -icon value \"$data(-icon)\": must be error, info, question, or warning"
    }
    set windowingsystem [tk windowingsystem]
    if {$windowingsystem eq "aqua"} {
	switch -- $data(-icon) {
	    "error"     {set data(-icon) "stop"}
	    "warning"   {set data(-icon) "caution"}
	    "info"      {set data(-icon) "note"}
	}
	option add *Dialog*background systemDialogBackgroundActive widgetDefault
	option add *Dialog*Button.highlightBackground \
		systemDialogBackgroundActive widgetDefault
    }

    if {![winfo exists $data(-parent)]} {
	return -code error -errorcode [list TK LOOKUP WINDOW $data(-parent)] \
	    "bad window path name \"$data(-parent)\""
    }

    switch -- $data(-type) {
	abortretryignore {
	    set names [list abort retry ignore]
	    set labels [list &Abort &Retry &Ignore]
	    set cancel abort
	}
	ok {
	    set names [list ok]
	    set labels {&OK}
	    set cancel ok
	}
	okcancel {
	    set names [list ok cancel]
	    set labels [list &OK &Cancel]
	    set cancel cancel
	}
	retrycancel {
	    set names [list retry cancel]
	    set labels [list &Retry &Cancel]
	    set cancel cancel
	}
	yesno {
	    set names [list yes no]
	    set labels [list &Yes &No]
	    set cancel no
	}
	yesnocancel {
	    set names [list yes no cancel]
	    set labels [list &Yes &No &Cancel]
	    set cancel cancel
	}
	default {
	    return -code error -errorcode [list TK LOOKUP DLG_TYPE $data(-type)] \
		"bad -type value \"$data(-type)\": must be\
		abortretryignore, ok, okcancel, retrycancel,\
		yesno, or yesnocancel"
	}
    }

    set buttons {}
    foreach name $names lab $labels {
	lappend buttons [list $name -text [mc $lab]]
    }

    # If no default button was specified, the default default is the
    # first button (Bug: 2218).

    if {$data(-default) eq ""} {
	set data(-default) [lindex [lindex $buttons 0] 0]
    }

    set valid 0
    foreach btn $buttons {
	if {[lindex $btn 0] eq $data(-default)} {
	    set valid 1
	    break
	}
    }
    if {!$valid} {
	return -code error -errorcode {TK MSGBOX DEFAULT} \
	    "invalid default button \"$data(-default)\""
    }

    # 2. Set the dialog to be a child window of $parent
    #
    #
    if {$data(-parent) ne "."} {
	set w $data(-parent).__tk__messagebox
    } else {
	set w .__tk__messagebox
    }

    # There is only one background colour for the whole dialog
    set bg [ttk::style lookup . -background]

    # 3. Create the top-level window and divide it into top
    # and bottom parts.

    catch {destroy $w}
    toplevel $w -class Dialog -bg $bg
    wm title $w $data(-title)
    wm iconname $w Dialog
    wm protocol $w WM_DELETE_WINDOW [list $w.$cancel invoke]

    # Message boxes should be transient with respect to their parent so that
    # they always stay on top of the parent window.  But some window managers
    # will simply create the child window as withdrawn if the parent is not
    # viewable (because it is withdrawn or iconified).  This is not good for
    # "grab"bed windows.  So only make the message box transient if the parent
    # is viewable.
    #
    if {[winfo viewable [winfo toplevel $data(-parent)]] } {
	wm transient $w $data(-parent)
    }

    if {$windowingsystem eq "aqua"} {
	::tk::unsupported::MacWindowStyle style $w moveableModal {}
    } elseif {$windowingsystem eq "x11"} {
        wm attributes $w -type dialog
    }

    ttk::frame $w.bot
    grid anchor $w.bot center
    pack $w.bot -side bottom -fill both
    ttk::frame $w.top
    pack $w.top -side top -fill both -expand 1

    # 4. Fill the top part with bitmap, message and detail (use the
    # option database for -wraplength and -font so that they can be
    # overridden by the caller).

    option add *Dialog.msg.wrapLength 3i widgetDefault
    option add *Dialog.dtl.wrapLength 3i widgetDefault
    option add *Dialog.msg.font TkCaptionFont widgetDefault
    option add *Dialog.dtl.font TkDefaultFont widgetDefault

    ttk::label $w.msg -anchor nw -justify left -text $data(-message)
    if {$data(-detail) ne ""} {
	ttk::label $w.dtl -anchor nw -justify left -text $data(-detail)
    }
    if {$data(-icon) ne ""} {
	if {([winfo depth $w] < 4) || $tk_strictMotif} {
	    # ttk::label has no -bitmap option
	    label $w.bitmap -bitmap $data(-icon) -background $bg
	} else {
	    switch $data(-icon) {
                error {
                    ttk::label $w.bitmap -image ::tk::icons::error
                }
                info {
                    ttk::label $w.bitmap -image ::tk::icons::information
                }
                question {
                    ttk::label $w.bitmap -image ::tk::icons::question
                }
                default {
                    ttk::label $w.bitmap -image ::tk::icons::warning
                }
	    }
	}
    }
    grid $w.bitmap $w.msg -in $w.top -sticky news -padx 2m -pady 2m
    grid configure $w.bitmap -sticky nw
    grid columnconfigure $w.top 1 -weight 1
    if {$data(-detail) ne ""} {
	grid ^ $w.dtl -in $w.top -sticky news -padx 2m -pady {0 2m}
	grid rowconfigure $w.top 1 -weight 1
    } else {
	grid rowconfigure $w.top 0 -weight 1
    }

    # 5. Create a row of buttons at the bottom of the dialog.

    set i 0
    foreach but $buttons {
	set name [lindex $but 0]
	set opts [lrange $but 1 end]
	if {![llength $opts]} {
	    # Capitalize the first letter of $name
	    set capName [string toupper $name 0]
	    set opts [list -text $capName]
	}

	eval [list tk::AmpWidget ttk::button $w.$name] $opts \
		[list -command [list set tk::Priv(button) $name]]

	if {$name eq $data(-default)} {
	    $w.$name configure -default active
	} else {
	    $w.$name configure -default normal
	}
	grid $w.$name -in $w.bot -row 0 -column $i -padx 3m -pady 2m -sticky ew
	grid columnconfigure $w.bot $i -uniform buttons
	# We boost the size of some Mac buttons for l&f
	if {$windowingsystem eq "aqua"} {
	    set tmp [string tolower $name]
	    if {$tmp eq "ok" || $tmp eq "cancel" || $tmp eq "yes" ||
		    $tmp eq "no" || $tmp eq "abort" || $tmp eq "retry" ||
		    $tmp eq "ignore"} {
		grid columnconfigure $w.bot $i -minsize 90
	    }
	    grid configure $w.$name -pady 7
	}
        incr i

	# create the binding for the key accelerator, based on the underline
	#
        # set underIdx [$w.$name cget -under]
        # if {$underIdx >= 0} {
        #     set key [string index [$w.$name cget -text] $underIdx]
        #     bind $w <Alt-[string tolower $key]>  [list $w.$name invoke]
        #     bind $w <Alt-[string toupper $key]>  [list $w.$name invoke]
        # }
    }
    bind $w <Alt-Key> [list ::tk::AltKeyInDialog $w %A]

    if {$data(-default) ne ""} {
	bind $w <FocusIn> {
	    if {[winfo class %W] in "Button TButton"} {
		%W configure -default active
	    }
	}
	bind $w <FocusOut> {
	    if {[winfo class %W] in "Button TButton"} {
		%W configure -default normal
	    }
	}
    }

    # 6. Create bindings for <Return>, <Escape> and <Destroy> on the dialog

    bind $w <Return> {
	if {[winfo class %W] in "Button TButton"} {
	    %W invoke
	}
    }

    # Invoke the designated cancelling operation
    bind $w <Escape> [list $w.$cancel invoke]

    # At <Destroy> the buttons have vanished, so must do this directly.
    bind $w.msg <Destroy> [list set tk::Priv(button) $cancel]

    # 7. Withdraw the window, then update all the geometry information
    # so we know how big it wants to be, then center the window in the
    # display (Motif style) and de-iconify it.

    ::tk::PlaceWindow $w widget $data(-parent)

    # 8. Set a grab and claim the focus too.

    if {$data(-default) ne ""} {
	set focus $w.$data(-default)
    } else {
	set focus $w
    }
    ::tk::SetFocusGrab $w $focus

    # 9. Wait for the user to respond, then restore the focus and
    # return the index of the selected button.  Restore the focus
    # before deleting the window, since otherwise the window manager
    # may take the focus away so we can't redirect it.  Finally,
    # restore any grab that was in effect.

    vwait ::tk::Priv(button)
    # Copy the result now so any <Destroy> that happens won't cause
    # trouble
    set result $Priv(button)

    ::tk::RestoreFocusGrab $w $focus

    return $result
}