root / drupal7 / sites / all / modules / jquery_update / replace / ui / ui / jquery.ui.menu.js @ 503b3f7b
1 |
/*!
|
---|---|
2 |
* jQuery UI Menu 1.10.2
|
3 |
* http://jqueryui.com
|
4 |
*
|
5 |
* Copyright 2013 jQuery Foundation and other contributors
|
6 |
* Released under the MIT license.
|
7 |
* http://jquery.org/license
|
8 |
*
|
9 |
* http://api.jqueryui.com/menu/
|
10 |
*
|
11 |
* Depends:
|
12 |
* jquery.ui.core.js
|
13 |
* jquery.ui.widget.js
|
14 |
* jquery.ui.position.js
|
15 |
*/
|
16 |
(function( $, undefined ) { |
17 |
|
18 |
$.widget( "ui.menu", { |
19 |
version: "1.10.2", |
20 |
defaultElement: "<ul>", |
21 |
delay: 300, |
22 |
options: {
|
23 |
icons: {
|
24 |
submenu: "ui-icon-carat-1-e" |
25 |
}, |
26 |
menus: "ul", |
27 |
position: {
|
28 |
my: "left top", |
29 |
at: "right top" |
30 |
}, |
31 |
role: "menu", |
32 |
|
33 |
// callbacks
|
34 |
blur: null, |
35 |
focus: null, |
36 |
select: null |
37 |
}, |
38 |
|
39 |
_create: function() { |
40 |
this.activeMenu = this.element; |
41 |
// flag used to prevent firing of the click handler
|
42 |
// as the event bubbles up through nested menus
|
43 |
this.mouseHandled = false; |
44 |
this.element
|
45 |
.uniqueId() |
46 |
.addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
|
47 |
.toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length ) |
48 |
.attr({ |
49 |
role: this.options.role, |
50 |
tabIndex: 0 |
51 |
}) |
52 |
// need to catch all clicks on disabled menu
|
53 |
// not possible through _on
|
54 |
.bind( "click" + this.eventNamespace, $.proxy(function( event ) { |
55 |
if ( this.options.disabled ) { |
56 |
event.preventDefault(); |
57 |
} |
58 |
}, this ));
|
59 |
|
60 |
if ( this.options.disabled ) { |
61 |
this.element
|
62 |
.addClass( "ui-state-disabled" )
|
63 |
.attr( "aria-disabled", "true" ); |
64 |
} |
65 |
|
66 |
this._on({
|
67 |
// Prevent focus from sticking to links inside menu after clicking
|
68 |
// them (focus should always stay on UL during navigation).
|
69 |
"mousedown .ui-menu-item > a": function( event ) { |
70 |
event.preventDefault(); |
71 |
}, |
72 |
"click .ui-state-disabled > a": function( event ) { |
73 |
event.preventDefault(); |
74 |
}, |
75 |
"click .ui-menu-item:has(a)": function( event ) { |
76 |
var target = $( event.target ).closest( ".ui-menu-item" ); |
77 |
if ( !this.mouseHandled && target.not( ".ui-state-disabled" ).length ) { |
78 |
this.mouseHandled = true; |
79 |
|
80 |
this.select( event );
|
81 |
// Open submenu on click
|
82 |
if ( target.has( ".ui-menu" ).length ) { |
83 |
this.expand( event );
|
84 |
} else if ( !this.element.is( ":focus" ) ) { |
85 |
// Redirect focus to the menu
|
86 |
this.element.trigger( "focus", [ true ] ); |
87 |
|
88 |
// If the active item is on the top level, let it stay active.
|
89 |
// Otherwise, blur the active item since it is no longer visible.
|
90 |
if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) { |
91 |
clearTimeout( this.timer );
|
92 |
} |
93 |
} |
94 |
} |
95 |
}, |
96 |
"mouseenter .ui-menu-item": function( event ) { |
97 |
var target = $( event.currentTarget ); |
98 |
// Remove ui-state-active class from siblings of the newly focused menu item
|
99 |
// to avoid a jump caused by adjacent elements both having a class with a border
|
100 |
target.siblings().children( ".ui-state-active" ).removeClass( "ui-state-active" ); |
101 |
this.focus( event, target );
|
102 |
}, |
103 |
mouseleave: "collapseAll", |
104 |
"mouseleave .ui-menu": "collapseAll", |
105 |
focus: function( event, keepActiveItem ) { |
106 |
// If there's already an active item, keep it active
|
107 |
// If not, activate the first item
|
108 |
var item = this.active || this.element.children( ".ui-menu-item" ).eq( 0 ); |
109 |
|
110 |
if ( !keepActiveItem ) {
|
111 |
this.focus( event, item );
|
112 |
} |
113 |
}, |
114 |
blur: function( event ) { |
115 |
this._delay(function() { |
116 |
if ( !$.contains( this.element[0], this.document[0].activeElement ) ) { |
117 |
this.collapseAll( event );
|
118 |
} |
119 |
}); |
120 |
}, |
121 |
keydown: "_keydown" |
122 |
}); |
123 |
|
124 |
this.refresh();
|
125 |
|
126 |
// Clicks outside of a menu collapse any open menus
|
127 |
this._on( this.document, { |
128 |
click: function( event ) { |
129 |
if ( !$( event.target ).closest( ".ui-menu" ).length ) { |
130 |
this.collapseAll( event );
|
131 |
} |
132 |
|
133 |
// Reset the mouseHandled flag
|
134 |
this.mouseHandled = false; |
135 |
} |
136 |
}); |
137 |
}, |
138 |
|
139 |
_destroy: function() { |
140 |
// Destroy (sub)menus
|
141 |
this.element
|
142 |
.removeAttr( "aria-activedescendant" )
|
143 |
.find( ".ui-menu" ).addBack()
|
144 |
.removeClass( "ui-menu ui-widget ui-widget-content ui-corner-all ui-menu-icons" )
|
145 |
.removeAttr( "role" )
|
146 |
.removeAttr( "tabIndex" )
|
147 |
.removeAttr( "aria-labelledby" )
|
148 |
.removeAttr( "aria-expanded" )
|
149 |
.removeAttr( "aria-hidden" )
|
150 |
.removeAttr( "aria-disabled" )
|
151 |
.removeUniqueId() |
152 |
.show(); |
153 |
|
154 |
// Destroy menu items
|
155 |
this.element.find( ".ui-menu-item" ) |
156 |
.removeClass( "ui-menu-item" )
|
157 |
.removeAttr( "role" )
|
158 |
.removeAttr( "aria-disabled" )
|
159 |
.children( "a" )
|
160 |
.removeUniqueId() |
161 |
.removeClass( "ui-corner-all ui-state-hover" )
|
162 |
.removeAttr( "tabIndex" )
|
163 |
.removeAttr( "role" )
|
164 |
.removeAttr( "aria-haspopup" )
|
165 |
.children().each( function() {
|
166 |
var elem = $( this ); |
167 |
if ( elem.data( "ui-menu-submenu-carat" ) ) { |
168 |
elem.remove(); |
169 |
} |
170 |
}); |
171 |
|
172 |
// Destroy menu dividers
|
173 |
this.element.find( ".ui-menu-divider" ).removeClass( "ui-menu-divider ui-widget-content" ); |
174 |
}, |
175 |
|
176 |
_keydown: function( event ) { |
177 |
/*jshint maxcomplexity:20*/
|
178 |
var match, prev, character, skip, regex,
|
179 |
preventDefault = true;
|
180 |
|
181 |
function escape( value ) { |
182 |
return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" ); |
183 |
} |
184 |
|
185 |
switch ( event.keyCode ) {
|
186 |
case $.ui.keyCode.PAGE_UP: |
187 |
this.previousPage( event );
|
188 |
break;
|
189 |
case $.ui.keyCode.PAGE_DOWN: |
190 |
this.nextPage( event );
|
191 |
break;
|
192 |
case $.ui.keyCode.HOME: |
193 |
this._move( "first", "first", event ); |
194 |
break;
|
195 |
case $.ui.keyCode.END: |
196 |
this._move( "last", "last", event ); |
197 |
break;
|
198 |
case $.ui.keyCode.UP: |
199 |
this.previous( event );
|
200 |
break;
|
201 |
case $.ui.keyCode.DOWN: |
202 |
this.next( event );
|
203 |
break;
|
204 |
case $.ui.keyCode.LEFT: |
205 |
this.collapse( event );
|
206 |
break;
|
207 |
case $.ui.keyCode.RIGHT: |
208 |
if ( this.active && !this.active.is( ".ui-state-disabled" ) ) { |
209 |
this.expand( event );
|
210 |
} |
211 |
break;
|
212 |
case $.ui.keyCode.ENTER: |
213 |
case $.ui.keyCode.SPACE: |
214 |
this._activate( event );
|
215 |
break;
|
216 |
case $.ui.keyCode.ESCAPE: |
217 |
this.collapse( event );
|
218 |
break;
|
219 |
default:
|
220 |
preventDefault = false;
|
221 |
prev = this.previousFilter || ""; |
222 |
character = String.fromCharCode( event.keyCode ); |
223 |
skip = false;
|
224 |
|
225 |
clearTimeout( this.filterTimer );
|
226 |
|
227 |
if ( character === prev ) {
|
228 |
skip = true;
|
229 |
} else {
|
230 |
character = prev + character; |
231 |
} |
232 |
|
233 |
regex = new RegExp( "^" + escape( character ), "i" ); |
234 |
match = this.activeMenu.children( ".ui-menu-item" ).filter(function() { |
235 |
return regex.test( $( this ).children( "a" ).text() ); |
236 |
}); |
237 |
match = skip && match.index( this.active.next() ) !== -1 ? |
238 |
this.active.nextAll( ".ui-menu-item" ) : |
239 |
match; |
240 |
|
241 |
// If no matches on the current filter, reset to the last character pressed
|
242 |
// to move down the menu to the first item that starts with that character
|
243 |
if ( !match.length ) {
|
244 |
character = String.fromCharCode( event.keyCode ); |
245 |
regex = new RegExp( "^" + escape( character ), "i" ); |
246 |
match = this.activeMenu.children( ".ui-menu-item" ).filter(function() { |
247 |
return regex.test( $( this ).children( "a" ).text() ); |
248 |
}); |
249 |
} |
250 |
|
251 |
if ( match.length ) {
|
252 |
this.focus( event, match );
|
253 |
if ( match.length > 1 ) { |
254 |
this.previousFilter = character;
|
255 |
this.filterTimer = this._delay(function() { |
256 |
delete this.previousFilter; |
257 |
}, 1000 );
|
258 |
} else {
|
259 |
delete this.previousFilter; |
260 |
} |
261 |
} else {
|
262 |
delete this.previousFilter; |
263 |
} |
264 |
} |
265 |
|
266 |
if ( preventDefault ) {
|
267 |
event.preventDefault(); |
268 |
} |
269 |
}, |
270 |
|
271 |
_activate: function( event ) { |
272 |
if ( !this.active.is( ".ui-state-disabled" ) ) { |
273 |
if ( this.active.children( "a[aria-haspopup='true']" ).length ) { |
274 |
this.expand( event );
|
275 |
} else {
|
276 |
this.select( event );
|
277 |
} |
278 |
} |
279 |
}, |
280 |
|
281 |
refresh: function() { |
282 |
var menus,
|
283 |
icon = this.options.icons.submenu,
|
284 |
submenus = this.element.find( this.options.menus ); |
285 |
|
286 |
// Initialize nested menus
|
287 |
submenus.filter( ":not(.ui-menu)" )
|
288 |
.addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
|
289 |
.hide() |
290 |
.attr({ |
291 |
role: this.options.role, |
292 |
"aria-hidden": "true", |
293 |
"aria-expanded": "false" |
294 |
}) |
295 |
.each(function() {
|
296 |
var menu = $( this ), |
297 |
item = menu.prev( "a" ),
|
298 |
submenuCarat = $( "<span>" ) |
299 |
.addClass( "ui-menu-icon ui-icon " + icon )
|
300 |
.data( "ui-menu-submenu-carat", true ); |
301 |
|
302 |
item |
303 |
.attr( "aria-haspopup", "true" ) |
304 |
.prepend( submenuCarat ); |
305 |
menu.attr( "aria-labelledby", item.attr( "id" ) ); |
306 |
}); |
307 |
|
308 |
menus = submenus.add( this.element );
|
309 |
|
310 |
// Don't refresh list items that are already adapted
|
311 |
menus.children( ":not(.ui-menu-item):has(a)" )
|
312 |
.addClass( "ui-menu-item" )
|
313 |
.attr( "role", "presentation" ) |
314 |
.children( "a" )
|
315 |
.uniqueId() |
316 |
.addClass( "ui-corner-all" )
|
317 |
.attr({ |
318 |
tabIndex: -1, |
319 |
role: this._itemRole() |
320 |
}); |
321 |
|
322 |
// Initialize unlinked menu-items containing spaces and/or dashes only as dividers
|
323 |
menus.children( ":not(.ui-menu-item)" ).each(function() { |
324 |
var item = $( this ); |
325 |
// hyphen, em dash, en dash
|
326 |
if ( !/[^\-\u2014\u2013\s]/.test( item.text() ) ) { |
327 |
item.addClass( "ui-widget-content ui-menu-divider" );
|
328 |
} |
329 |
}); |
330 |
|
331 |
// Add aria-disabled attribute to any disabled menu item
|
332 |
menus.children( ".ui-state-disabled" ).attr( "aria-disabled", "true" ); |
333 |
|
334 |
// If the active item has been removed, blur the menu
|
335 |
if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) { |
336 |
this.blur();
|
337 |
} |
338 |
}, |
339 |
|
340 |
_itemRole: function() { |
341 |
return {
|
342 |
menu: "menuitem", |
343 |
listbox: "option" |
344 |
}[ this.options.role ];
|
345 |
}, |
346 |
|
347 |
_setOption: function( key, value ) { |
348 |
if ( key === "icons" ) { |
349 |
this.element.find( ".ui-menu-icon" ) |
350 |
.removeClass( this.options.icons.submenu )
|
351 |
.addClass( value.submenu ); |
352 |
} |
353 |
this._super( key, value );
|
354 |
}, |
355 |
|
356 |
focus: function( event, item ) { |
357 |
var nested, focused;
|
358 |
this.blur( event, event && event.type === "focus" ); |
359 |
|
360 |
this._scrollIntoView( item );
|
361 |
|
362 |
this.active = item.first();
|
363 |
focused = this.active.children( "a" ).addClass( "ui-state-focus" ); |
364 |
// Only update aria-activedescendant if there's a role
|
365 |
// otherwise we assume focus is managed elsewhere
|
366 |
if ( this.options.role ) { |
367 |
this.element.attr( "aria-activedescendant", focused.attr( "id" ) ); |
368 |
} |
369 |
|
370 |
// Highlight active parent menu item, if any
|
371 |
this.active
|
372 |
.parent() |
373 |
.closest( ".ui-menu-item" )
|
374 |
.children( "a:first" )
|
375 |
.addClass( "ui-state-active" );
|
376 |
|
377 |
if ( event && event.type === "keydown" ) { |
378 |
this._close();
|
379 |
} else {
|
380 |
this.timer = this._delay(function() { |
381 |
this._close();
|
382 |
}, this.delay );
|
383 |
} |
384 |
|
385 |
nested = item.children( ".ui-menu" );
|
386 |
if ( nested.length && ( /^mouse/.test( event.type ) ) ) { |
387 |
this._startOpening(nested);
|
388 |
} |
389 |
this.activeMenu = item.parent();
|
390 |
|
391 |
this._trigger( "focus", event, { item: item } ); |
392 |
}, |
393 |
|
394 |
_scrollIntoView: function( item ) { |
395 |
var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
|
396 |
if ( this._hasScroll() ) { |
397 |
borderTop = parseFloat( $.css( this.activeMenu[0], "borderTopWidth" ) ) || 0; |
398 |
paddingTop = parseFloat( $.css( this.activeMenu[0], "paddingTop" ) ) || 0; |
399 |
offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
|
400 |
scroll = this.activeMenu.scrollTop();
|
401 |
elementHeight = this.activeMenu.height();
|
402 |
itemHeight = item.height(); |
403 |
|
404 |
if ( offset < 0 ) { |
405 |
this.activeMenu.scrollTop( scroll + offset );
|
406 |
} else if ( offset + itemHeight > elementHeight ) { |
407 |
this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight );
|
408 |
} |
409 |
} |
410 |
}, |
411 |
|
412 |
blur: function( event, fromFocus ) { |
413 |
if ( !fromFocus ) {
|
414 |
clearTimeout( this.timer );
|
415 |
} |
416 |
|
417 |
if ( !this.active ) { |
418 |
return;
|
419 |
} |
420 |
|
421 |
this.active.children( "a" ).removeClass( "ui-state-focus" ); |
422 |
this.active = null; |
423 |
|
424 |
this._trigger( "blur", event, { item: this.active } ); |
425 |
}, |
426 |
|
427 |
_startOpening: function( submenu ) { |
428 |
clearTimeout( this.timer );
|
429 |
|
430 |
// Don't open if already open fixes a Firefox bug that caused a .5 pixel
|
431 |
// shift in the submenu position when mousing over the carat icon
|
432 |
if ( submenu.attr( "aria-hidden" ) !== "true" ) { |
433 |
return;
|
434 |
} |
435 |
|
436 |
this.timer = this._delay(function() { |
437 |
this._close();
|
438 |
this._open( submenu );
|
439 |
}, this.delay );
|
440 |
}, |
441 |
|
442 |
_open: function( submenu ) { |
443 |
var position = $.extend({ |
444 |
of: this.active |
445 |
}, this.options.position );
|
446 |
|
447 |
clearTimeout( this.timer );
|
448 |
this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) ) |
449 |
.hide() |
450 |
.attr( "aria-hidden", "true" ); |
451 |
|
452 |
submenu |
453 |
.show() |
454 |
.removeAttr( "aria-hidden" )
|
455 |
.attr( "aria-expanded", "true" ) |
456 |
.position( position ); |
457 |
}, |
458 |
|
459 |
collapseAll: function( event, all ) { |
460 |
clearTimeout( this.timer );
|
461 |
this.timer = this._delay(function() { |
462 |
// If we were passed an event, look for the submenu that contains the event
|
463 |
var currentMenu = all ? this.element : |
464 |
$( event && event.target ).closest( this.element.find( ".ui-menu" ) ); |
465 |
|
466 |
// If we found no valid submenu ancestor, use the main menu to close all sub menus anyway
|
467 |
if ( !currentMenu.length ) {
|
468 |
currentMenu = this.element;
|
469 |
} |
470 |
|
471 |
this._close( currentMenu );
|
472 |
|
473 |
this.blur( event );
|
474 |
this.activeMenu = currentMenu;
|
475 |
}, this.delay );
|
476 |
}, |
477 |
|
478 |
// With no arguments, closes the currently active menu - if nothing is active
|
479 |
// it closes all menus. If passed an argument, it will search for menus BELOW
|
480 |
_close: function( startMenu ) { |
481 |
if ( !startMenu ) {
|
482 |
startMenu = this.active ? this.active.parent() : this.element; |
483 |
} |
484 |
|
485 |
startMenu |
486 |
.find( ".ui-menu" )
|
487 |
.hide() |
488 |
.attr( "aria-hidden", "true" ) |
489 |
.attr( "aria-expanded", "false" ) |
490 |
.end() |
491 |
.find( "a.ui-state-active" )
|
492 |
.removeClass( "ui-state-active" );
|
493 |
}, |
494 |
|
495 |
collapse: function( event ) { |
496 |
var newItem = this.active && |
497 |
this.active.parent().closest( ".ui-menu-item", this.element ); |
498 |
if ( newItem && newItem.length ) {
|
499 |
this._close();
|
500 |
this.focus( event, newItem );
|
501 |
} |
502 |
}, |
503 |
|
504 |
expand: function( event ) { |
505 |
var newItem = this.active && |
506 |
this.active
|
507 |
.children( ".ui-menu " )
|
508 |
.children( ".ui-menu-item" )
|
509 |
.first(); |
510 |
|
511 |
if ( newItem && newItem.length ) {
|
512 |
this._open( newItem.parent() );
|
513 |
|
514 |
// Delay so Firefox will not hide activedescendant change in expanding submenu from AT
|
515 |
this._delay(function() { |
516 |
this.focus( event, newItem );
|
517 |
}); |
518 |
} |
519 |
}, |
520 |
|
521 |
next: function( event ) { |
522 |
this._move( "next", "first", event ); |
523 |
}, |
524 |
|
525 |
previous: function( event ) { |
526 |
this._move( "prev", "last", event ); |
527 |
}, |
528 |
|
529 |
isFirstItem: function() { |
530 |
return this.active && !this.active.prevAll( ".ui-menu-item" ).length; |
531 |
}, |
532 |
|
533 |
isLastItem: function() { |
534 |
return this.active && !this.active.nextAll( ".ui-menu-item" ).length; |
535 |
}, |
536 |
|
537 |
_move: function( direction, filter, event ) { |
538 |
var next;
|
539 |
if ( this.active ) { |
540 |
if ( direction === "first" || direction === "last" ) { |
541 |
next = this.active
|
542 |
[ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" ) |
543 |
.eq( -1 );
|
544 |
} else {
|
545 |
next = this.active
|
546 |
[ direction + "All" ]( ".ui-menu-item" ) |
547 |
.eq( 0 );
|
548 |
} |
549 |
} |
550 |
if ( !next || !next.length || !this.active ) { |
551 |
next = this.activeMenu.children( ".ui-menu-item" )[ filter ](); |
552 |
} |
553 |
|
554 |
this.focus( event, next );
|
555 |
}, |
556 |
|
557 |
nextPage: function( event ) { |
558 |
var item, base, height;
|
559 |
|
560 |
if ( !this.active ) { |
561 |
this.next( event );
|
562 |
return;
|
563 |
} |
564 |
if ( this.isLastItem() ) { |
565 |
return;
|
566 |
} |
567 |
if ( this._hasScroll() ) { |
568 |
base = this.active.offset().top;
|
569 |
height = this.element.height();
|
570 |
this.active.nextAll( ".ui-menu-item" ).each(function() { |
571 |
item = $( this ); |
572 |
return item.offset().top - base - height < 0; |
573 |
}); |
574 |
|
575 |
this.focus( event, item );
|
576 |
} else {
|
577 |
this.focus( event, this.activeMenu.children( ".ui-menu-item" ) |
578 |
[ !this.active ? "first" : "last" ]() ); |
579 |
} |
580 |
}, |
581 |
|
582 |
previousPage: function( event ) { |
583 |
var item, base, height;
|
584 |
if ( !this.active ) { |
585 |
this.next( event );
|
586 |
return;
|
587 |
} |
588 |
if ( this.isFirstItem() ) { |
589 |
return;
|
590 |
} |
591 |
if ( this._hasScroll() ) { |
592 |
base = this.active.offset().top;
|
593 |
height = this.element.height();
|
594 |
this.active.prevAll( ".ui-menu-item" ).each(function() { |
595 |
item = $( this ); |
596 |
return item.offset().top - base + height > 0; |
597 |
}); |
598 |
|
599 |
this.focus( event, item );
|
600 |
} else {
|
601 |
this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() ); |
602 |
} |
603 |
}, |
604 |
|
605 |
_hasScroll: function() { |
606 |
return this.element.outerHeight() < this.element.prop( "scrollHeight" ); |
607 |
}, |
608 |
|
609 |
select: function( event ) { |
610 |
// TODO: It should never be possible to not have an active item at this
|
611 |
// point, but the tests don't trigger mouseenter before click.
|
612 |
this.active = this.active || $( event.target ).closest( ".ui-menu-item" ); |
613 |
var ui = { item: this.active }; |
614 |
if ( !this.active.has( ".ui-menu" ).length ) { |
615 |
this.collapseAll( event, true ); |
616 |
} |
617 |
this._trigger( "select", event, ui ); |
618 |
} |
619 |
}); |
620 |
|
621 |
}( jQuery )); |