forked from cyruzzo/AboveVTT
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathjquery.contextMenu.js
2229 lines (1984 loc) · 93.5 KB
/
jquery.contextMenu.js
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
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* jQuery contextMenu v2.9.2 - Plugin for simple contextMenu handling
*
* Version: v2.9.2
*
* Authors: Björn Brala (SWIS.nl), Rodney Rehm, Addy Osmani (patches for FF)
* Web: http://swisnl.github.io/jQuery-contextMenu/
*
* Copyright (c) 2011-2020 SWIS BV and contributors
*
* Licensed under
* MIT License http://www.opensource.org/licenses/mit-license
*
* Date: 2020-05-13T13:55:36.983Z
*/
// jscs:disable
/* jshint ignore:start */
(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node / CommonJS
factory(require('jquery'));
} else {
// Browser globals.
factory(jQuery);
}
})(function ($) {
'use strict';
// TODO: -
// ARIA stuff: menuitem, menuitemcheckbox und menuitemradio
// create <menu> structure if $.support[htmlCommand || htmlMenuitem] and !opt.disableNative
// determine html5 compatibility
$.support.htmlMenuitem = ('HTMLMenuItemElement' in window);
$.support.htmlCommand = ('HTMLCommandElement' in window);
$.support.eventSelectstart = ('onselectstart' in document.documentElement);
/* // should the need arise, test for css user-select
$.support.cssUserSelect = (function(){
var t = false,
e = document.createElement('div');
$.each('Moz|Webkit|Khtml|O|ms|Icab|'.split('|'), function(i, prefix) {
var propCC = prefix + (prefix ? 'U' : 'u') + 'serSelect',
prop = (prefix ? ('-' + prefix.toLowerCase() + '-') : '') + 'user-select';
e.style.cssText = prop + ': text;';
if (e.style[propCC] == 'text') {
t = true;
return false;
}
return true;
});
return t;
})();
*/
if (!$.ui || !$.widget) {
// duck punch $.cleanData like jQueryUI does to get that remove event
$.cleanData = (function (orig) {
return function (elems) {
var events, elem, i;
for (i = 0; elems[i] != null; i++) {
elem = elems[i];
try {
// Only trigger remove when necessary to save time
events = $._data(elem, 'events');
if (events && events.remove) {
$(elem).triggerHandler('remove');
}
// Http://bugs.jquery.com/ticket/8235
} catch (e) {
}
}
orig(elems);
};
})($.cleanData);
}
/* jshint ignore:end */
// jscs:enable
var // currently active contextMenu trigger
$currentTrigger = null,
// is contextMenu initialized with at least one menu?
initialized = false,
// window handle
$win = $(window),
// number of registered menus
counter = 0,
// mapping selector to namespace
namespaces = {},
// mapping namespace to options
menus = {},
// custom command type handlers
types = {},
// default values
defaults = {
// selector of contextMenu trigger
selector: null,
// where to append the menu to
appendTo: null,
// method to trigger context menu ["right", "left", "hover"]
trigger: 'right',
// hide menu when mouse leaves trigger / menu elements
autoHide: false,
// ms to wait before showing a hover-triggered context menu
delay: 200,
// flag denoting if a second trigger should simply move (true) or rebuild (false) an open menu
// as long as the trigger happened on one of the trigger-element's child nodes
reposition: true,
// Flag denoting if a second trigger should close the menu, as long as
// the trigger happened on one of the trigger-element's child nodes.
// This overrides the reposition option.
hideOnSecondTrigger: false,
//ability to select submenu
selectableSubMenu: false,
// Default classname configuration to be able avoid conflicts in frameworks
classNames: {
hover: 'context-menu-hover', // Item hover
disabled: 'context-menu-disabled', // Item disabled
visible: 'context-menu-visible', // Item visible
notSelectable: 'context-menu-not-selectable', // Item not selectable
icon: 'context-menu-icon',
iconEdit: 'context-menu-icon-edit',
iconCut: 'context-menu-icon-cut',
iconCopy: 'context-menu-icon-copy',
iconPaste: 'context-menu-icon-paste',
iconDelete: 'context-menu-icon-delete',
iconAdd: 'context-menu-icon-add',
iconQuit: 'context-menu-icon-quit',
iconLoadingClass: 'context-menu-icon-loading'
},
// determine position to show menu at
determinePosition: function ($menu) {
// position to the lower middle of the trigger element
if ($.ui && $.ui.position) {
// .position() is provided as a jQuery UI utility
// (...and it won't work on hidden elements)
$menu.css('display', 'block').position({
my: 'center top',
at: 'center bottom',
of: this,
offset: '0 5',
collision: 'fit'
}).css('display', 'none');
} else {
// determine contextMenu position
var offset = this.offset();
offset.top += this.outerHeight();
offset.left += this.outerWidth() / 2 - $menu.outerWidth() / 2;
$menu.css(offset);
}
},
// position menu
position: function (opt, x, y) {
var offset;
// determine contextMenu position
if (!x && !y) {
opt.determinePosition.call(this, opt.$menu);
return;
} else if (x === 'maintain' && y === 'maintain') {
// x and y must not be changed (after re-show on command click)
offset = opt.$menu.position();
} else {
// x and y are given (by mouse event)
var offsetParentOffset = opt.$menu.offsetParent().offset();
offset = {top: y - offsetParentOffset.top, left: x -offsetParentOffset.left};
}
// correct offset if viewport demands it
var bottom = $win.scrollTop() + $win.height(),
right = $win.scrollLeft() + $win.width(),
height = opt.$menu.outerHeight(),
width = opt.$menu.outerWidth();
if (offset.top + height > bottom) {
offset.top -= height;
}
if (offset.top < 0) {
offset.top = 0;
}
if (offset.left + width > right) {
offset.left -= width;
}
if (offset.left < 0) {
offset.left = 0;
}
opt.$menu.css(offset);
},
// position the sub-menu
positionSubmenu: function ($menu) {
if (typeof $menu === 'undefined') {
// When user hovers over item (which has sub items) handle.focusItem will call this.
// but the submenu does not exist yet if opt.items is a promise. just return, will
// call positionSubmenu after promise is completed.
return;
}
if ($.ui && $.ui.position) {
// .position() is provided as a jQuery UI utility
// (...and it won't work on hidden elements)
$menu.css('display', 'block').position({
my: 'left top-5',
at: 'right top',
of: this,
collision: 'flipfit fit'
}).css('display', '');
} else {
// determine contextMenu position
var offset = {
top: -9,
left: this.outerWidth() - 5
};
$menu.css(offset);
}
},
// offset to add to zIndex
zIndex: 1,
// show hide animation settings
animation: {
duration: 50,
show: 'slideDown',
hide: 'slideUp'
},
// events
events: {
preShow: $.noop,
show: $.noop,
hide: $.noop,
activated: $.noop
},
// default callback
callback: null,
// list of contextMenu items
items: {}
},
// mouse position for hover activation
hoveract = {
timer: null,
pageX: null,
pageY: null
},
// determine zIndex
zindex = function ($t) {
var zin = 0,
$tt = $t;
while (true) {
zin = Math.max(zin, parseInt($tt.css('z-index'), 10) || 0);
$tt = $tt.parent();
if (!$tt || !$tt.length || 'html body'.indexOf($tt.prop('nodeName').toLowerCase()) > -1) {
break;
}
}
return zin;
},
// event handlers
handle = {
// abort anything
abortevent: function (e) {
e.preventDefault();
e.stopImmediatePropagation();
},
// contextmenu show dispatcher
contextmenu: function (e) {
var $this = $(this);
// DANIELE HACK
$(".context-menu-root").css("overflow","");
// FINE
//Show browser context-menu when preShow returns false
if (e.data.events.preShow($this,e) === false) {
return;
}
// disable actual context-menu if we are using the right mouse button as the trigger
if (e.data.trigger === 'right') {
e.preventDefault();
e.stopImmediatePropagation();
}
// abort native-triggered events unless we're triggering on right click
if ((e.data.trigger !== 'right' && e.data.trigger !== 'demand') && e.originalEvent) {
return;
}
// Let the current contextmenu decide if it should show or not based on its own trigger settings
if (typeof e.mouseButton !== 'undefined' && e.data) {
if (!(e.data.trigger === 'left' && e.mouseButton === 0) && !(e.data.trigger === 'right' && e.mouseButton === 2)) {
// Mouse click is not valid.
return;
}
}
// abort event if menu is visible for this trigger
if ($this.hasClass('context-menu-active')) {
return;
}
if (!$this.hasClass('context-menu-disabled')) {
// theoretically need to fire a show event at <menu>
// http://www.whatwg.org/specs/web-apps/current-work/multipage/interactive-elements.html#context-menus
// var evt = jQuery.Event("show", { data: data, pageX: e.pageX, pageY: e.pageY, relatedTarget: this });
// e.data.$menu.trigger(evt);
$currentTrigger = $this;
if (e.data.build) {
var built = e.data.build($currentTrigger, e);
// abort if build() returned false
if (built === false) {
return;
}
// dynamically build menu on invocation
e.data = $.extend(true, {}, defaults, e.data, built || {});
// abort if there are no items to display
if (!e.data.items || $.isEmptyObject(e.data.items)) {
// Note: jQuery captures and ignores errors from event handlers
if (window.console) {
(console.error || console.log).call(console, 'No items specified to show in contextMenu');
}
throw new Error('No Items specified');
}
// backreference for custom command type creation
e.data.$trigger = $currentTrigger;
op.create(e.data);
}
op.show.call($this, e.data, e.pageX, e.pageY);
}
},
// contextMenu left-click trigger
click: function (e) {
e.preventDefault();
e.stopImmediatePropagation();
$(this).trigger($.Event('contextmenu', {data: e.data, pageX: e.pageX, pageY: e.pageY}));
},
// contextMenu right-click trigger
mousedown: function (e) {
// register mouse down
var $this = $(this);
// hide any previous menus
if ($currentTrigger && $currentTrigger.length && !$currentTrigger.is($this)) {
$currentTrigger.data('contextMenu').$menu.trigger('contextmenu:hide');
}
// activate on right click
if (e.button === 2) {
$currentTrigger = $this.data('contextMenuActive', true);
}
},
// contextMenu right-click trigger
mouseup: function (e) {
// show menu
var $this = $(this);
if ($this.data('contextMenuActive') && $currentTrigger && $currentTrigger.length && $currentTrigger.is($this) && !$this.hasClass('context-menu-disabled')) {
e.preventDefault();
e.stopImmediatePropagation();
$currentTrigger = $this;
$this.trigger($.Event('contextmenu', {data: e.data, pageX: e.pageX, pageY: e.pageY}));
}
$this.removeData('contextMenuActive');
},
// contextMenu hover trigger
mouseenter: function (e) {
var $this = $(this),
$related = $(e.relatedTarget),
$document = $(document);
$(".context-menu-root").css("overflow",""); // HACK DANIELE
// abort if we're coming from a menu
if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) {
return;
}
// abort if a menu is shown
if ($currentTrigger && $currentTrigger.length) {
return;
}
hoveract.pageX = e.pageX;
hoveract.pageY = e.pageY;
hoveract.data = e.data;
$document.on('mousemove.contextMenuShow', handle.mousemove);
hoveract.timer = setTimeout(function () {
hoveract.timer = null;
$document.off('mousemove.contextMenuShow');
$currentTrigger = $this;
$this.trigger($.Event('contextmenu', {
data: hoveract.data,
pageX: hoveract.pageX,
pageY: hoveract.pageY
}));
}, e.data.delay);
},
// contextMenu hover trigger
mousemove: function (e) {
$(".context-menu-root").css("overflow","");
hoveract.pageX = e.pageX;
hoveract.pageY = e.pageY;
},
// contextMenu hover trigger
mouseleave: function (e) {
$(".context-menu-root").css("overflow","");
// abort if we're leaving for a menu
var $related = $(e.relatedTarget);
if ($related.is('.context-menu-list') || $related.closest('.context-menu-list').length) {
return;
}
try {
clearTimeout(hoveract.timer);
} catch (e) {
}
hoveract.timer = null;
},
// click on layer to hide contextMenu
layerClick: function (e) {
var $this = $(this),
root = $this.data('contextMenuRoot'),
button = e.button,
x = e.pageX,
y = e.pageY,
fakeClick = x === undefined,
target,
offset;
e.preventDefault();
setTimeout(function () {
// If the click is not real, things break: https://github.com/swisnl/jQuery-contextMenu/issues/132
if(fakeClick){
if (root !== null && typeof root !== 'undefined' && root.$menu !== null && typeof root.$menu !== 'undefined') {
root.$menu.trigger('contextmenu:hide');
}
return;
}
var $window;
var triggerAction = ((root.trigger === 'left' && button === 0) || (root.trigger === 'right' && button === 2));
// find the element that would've been clicked, wasn't the layer in the way
if (document.elementFromPoint && root.$layer) {
root.$layer.hide();
target = document.elementFromPoint(x - $win.scrollLeft(), y - $win.scrollTop());
// also need to try and focus this element if we're in a contenteditable area,
// as the layer will prevent the browser mouse action we want
if (target !== null && target.isContentEditable) {
var range = document.createRange(),
sel = window.getSelection();
range.selectNode(target);
range.collapse(true);
sel.removeAllRanges();
sel.addRange(range);
}
$(target).trigger(e);
root.$layer.show();
}
if (root.hideOnSecondTrigger && triggerAction && root.$menu !== null && typeof root.$menu !== 'undefined') {
root.$menu.trigger('contextmenu:hide');
return;
}
if (root.reposition && triggerAction) {
if (document.elementFromPoint) {
if (root.$trigger.is(target)) {
root.position.call(root.$trigger, root, x, y);
return;
}
} else {
offset = root.$trigger.offset();
$window = $(window);
// while this looks kinda awful, it's the best way to avoid
// unnecessarily calculating any positions
offset.top += $window.scrollTop();
if (offset.top <= e.pageY) {
offset.left += $window.scrollLeft();
if (offset.left <= e.pageX) {
offset.bottom = offset.top + root.$trigger.outerHeight();
if (offset.bottom >= e.pageY) {
offset.right = offset.left + root.$trigger.outerWidth();
if (offset.right >= e.pageX) {
// reposition
root.position.call(root.$trigger, root, x, y);
return;
}
}
}
}
}
}
if (target && triggerAction) {
root.$trigger.one('contextmenu:hidden', function () {
$(target).contextMenu({x: x, y: y, button: button});
});
}
if (root !== null && typeof root !== 'undefined' && root.$menu !== null && typeof root.$menu !== 'undefined') {
root.$menu.trigger('contextmenu:hide');
}
}, 50);
},
// key handled :hover
keyStop: function (e, opt) {
if (!opt.isInput) {
e.preventDefault();
}
e.stopPropagation();
},
key: function (e) {
var opt = {};
// Only get the data from $currentTrigger if it exists
if ($currentTrigger) {
opt = $currentTrigger.data('contextMenu') || {};
}
// If the trigger happen on a element that are above the contextmenu do this
if (typeof opt.zIndex === 'undefined') {
opt.zIndex = 0;
}
var targetZIndex = 0;
var getZIndexOfTriggerTarget = function (target) {
if (target.style.zIndex !== '') {
targetZIndex = target.style.zIndex;
} else {
if (target.offsetParent !== null && typeof target.offsetParent !== 'undefined') {
getZIndexOfTriggerTarget(target.offsetParent);
}
else if (target.parentElement !== null && typeof target.parentElement !== 'undefined') {
getZIndexOfTriggerTarget(target.parentElement);
}
}
};
getZIndexOfTriggerTarget(e.target);
// If targetZIndex is heigher then opt.zIndex dont progress any futher.
// This is used to make sure that if you are using a dialog with a input / textarea / contenteditable div
// and its above the contextmenu it wont steal keys events
if (opt.$menu && parseInt(targetZIndex,10) > parseInt(opt.$menu.css("zIndex"),10)) {
return;
}
switch (e.keyCode) {
case 9:
case 38: // up
handle.keyStop(e, opt);
// if keyCode is [38 (up)] or [9 (tab) with shift]
if (opt.isInput) {
if (e.keyCode === 9 && e.shiftKey) {
e.preventDefault();
if (opt.$selected) {
opt.$selected.find('input, textarea, select').blur();
}
if (opt.$menu !== null && typeof opt.$menu !== 'undefined') {
opt.$menu.trigger('prevcommand');
}
return;
} else if (e.keyCode === 38 && opt.$selected.find('input, textarea, select').prop('type') === 'checkbox') {
// checkboxes don't capture this key
e.preventDefault();
return;
}
} else if (e.keyCode !== 9 || e.shiftKey) {
if (opt.$menu !== null && typeof opt.$menu !== 'undefined') {
opt.$menu.trigger('prevcommand');
}
return;
}
break;
// omitting break;
// case 9: // tab - reached through omitted break;
case 40: // down
handle.keyStop(e, opt);
if (opt.isInput) {
if (e.keyCode === 9) {
e.preventDefault();
if (opt.$selected) {
opt.$selected.find('input, textarea, select').blur();
}
if (opt.$menu !== null && typeof opt.$menu !== 'undefined') {
opt.$menu.trigger('nextcommand');
}
return;
} else if (e.keyCode === 40 && opt.$selected.find('input, textarea, select').prop('type') === 'checkbox') {
// checkboxes don't capture this key
e.preventDefault();
return;
}
} else {
if (opt.$menu !== null && typeof opt.$menu !== 'undefined') {
opt.$menu.trigger('nextcommand');
}
return;
}
break;
case 37: // left
handle.keyStop(e, opt);
if (opt.isInput || !opt.$selected || !opt.$selected.length) {
break;
}
if (!opt.$selected.parent().hasClass('context-menu-root')) {
var $parent = opt.$selected.parent().parent();
opt.$selected.trigger('contextmenu:blur');
opt.$selected = $parent;
return;
}
break;
case 39: // right
handle.keyStop(e, opt);
if (opt.isInput || !opt.$selected || !opt.$selected.length) {
break;
}
var itemdata = opt.$selected.data('contextMenu') || {};
if (itemdata.$menu && opt.$selected.hasClass('context-menu-submenu')) {
opt.$selected = null;
itemdata.$selected = null;
itemdata.$menu.trigger('nextcommand');
return;
}
break;
case 35: // end
case 36: // home
if (opt.$selected && opt.$selected.find('input, textarea, select').length) {
return;
} else {
(opt.$selected && opt.$selected.parent() || opt.$menu)
.children(':not(.' + opt.classNames.disabled + ', .' + opt.classNames.notSelectable + ')')[e.keyCode === 36 ? 'first' : 'last']()
.trigger('contextmenu:focus');
e.preventDefault();
return;
}
break;
case 13: // enter
handle.keyStop(e, opt);
if (opt.isInput) {
if (opt.$selected && !opt.$selected.is('textarea, select')) {
e.preventDefault();
return;
}
break;
}
if (typeof opt.$selected !== 'undefined' && opt.$selected !== null) {
opt.$selected.trigger('mouseup');
}
return;
case 32: // space
case 33: // page up
case 34: // page down
// prevent browser from scrolling down while menu is visible
handle.keyStop(e, opt);
return;
case 27: // esc
handle.keyStop(e, opt);
if (opt.$menu !== null && typeof opt.$menu !== 'undefined') {
opt.$menu.trigger('contextmenu:hide');
}
return;
default: // 0-9, a-z
var k = (String.fromCharCode(e.keyCode)).toUpperCase();
if (opt.accesskeys && opt.accesskeys[k]) {
// according to the specs accesskeys must be invoked immediately
opt.accesskeys[k].$node.trigger(opt.accesskeys[k].$menu ? 'contextmenu:focus' : 'mouseup');
return;
}
break;
}
// pass event to selected item,
// stop propagation to avoid endless recursion
e.stopPropagation();
if (typeof opt.$selected !== 'undefined' && opt.$selected !== null) {
opt.$selected.trigger(e);
}
},
// select previous possible command in menu
prevItem: function (e) {
e.stopPropagation();
var opt = $(this).data('contextMenu') || {};
var root = $(this).data('contextMenuRoot') || {};
// obtain currently selected menu
if (opt.$selected) {
var $s = opt.$selected;
opt = opt.$selected.parent().data('contextMenu') || {};
opt.$selected = $s;
}
var $children = opt.$menu.children(),
$prev = !opt.$selected || !opt.$selected.prev().length ? $children.last() : opt.$selected.prev(),
$round = $prev;
// skip disabled or hidden elements
while ($prev.hasClass(root.classNames.disabled) || $prev.hasClass(root.classNames.notSelectable) || $prev.is(':hidden')) {
if ($prev.prev().length) {
$prev = $prev.prev();
} else {
$prev = $children.last();
}
if ($prev.is($round)) {
// break endless loop
return;
}
}
// leave current
if (opt.$selected) {
handle.itemMouseleave.call(opt.$selected.get(0), e);
}
// activate next
handle.itemMouseenter.call($prev.get(0), e);
// focus input
var $input = $prev.find('input, textarea, select');
if ($input.length) {
$input.focus();
}
},
// select next possible command in menu
nextItem: function (e) {
e.stopPropagation();
var opt = $(this).data('contextMenu') || {};
var root = $(this).data('contextMenuRoot') || {};
// obtain currently selected menu
if (opt.$selected) {
var $s = opt.$selected;
opt = opt.$selected.parent().data('contextMenu') || {};
opt.$selected = $s;
}
var $children = opt.$menu.children(),
$next = !opt.$selected || !opt.$selected.next().length ? $children.first() : opt.$selected.next(),
$round = $next;
// skip disabled
while ($next.hasClass(root.classNames.disabled) || $next.hasClass(root.classNames.notSelectable) || $next.is(':hidden')) {
if ($next.next().length) {
$next = $next.next();
} else {
$next = $children.first();
}
if ($next.is($round)) {
// break endless loop
return;
}
}
// leave current
if (opt.$selected) {
handle.itemMouseleave.call(opt.$selected.get(0), e);
}
// activate next
handle.itemMouseenter.call($next.get(0), e);
// focus input
var $input = $next.find('input, textarea, select');
if ($input.length) {
$input.focus();
}
},
// flag that we're inside an input so the key handler can act accordingly
focusInput: function () {
var $this = $(this).closest('.context-menu-item'),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
root.$selected = opt.$selected = $this;
root.isInput = opt.isInput = true;
},
// flag that we're inside an input so the key handler can act accordingly
blurInput: function () {
var $this = $(this).closest('.context-menu-item'),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
root.isInput = opt.isInput = false;
},
// :hover on menu
menuMouseenter: function () {
var root = $(this).data().contextMenuRoot;
root.hovering = true;
},
// :hover on menu
menuMouseleave: function (e) {
var root = $(this).data().contextMenuRoot;
if (root.$layer && root.$layer.is(e.relatedTarget)) {
root.hovering = false;
}
},
// :hover done manually so key handling is possible
itemMouseenter: function (e) {
var $this = $(this),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
root.hovering = true;
// abort if we're re-entering
if (e && root.$layer && root.$layer.is(e.relatedTarget)) {
e.preventDefault();
e.stopImmediatePropagation();
}
// make sure only one item is selected
(opt.$menu ? opt : root).$menu
.children('.' + root.classNames.hover).trigger('contextmenu:blur')
.children('.hover').trigger('contextmenu:blur');
if ($this.hasClass(root.classNames.disabled) || $this.hasClass(root.classNames.notSelectable)) {
opt.$selected = null;
return;
}
$this.trigger('contextmenu:focus');
},
// :hover done manually so key handling is possible
itemMouseleave: function (e) {
var $this = $(this),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
if (root !== opt && root.$layer && root.$layer.is(e.relatedTarget)) {
if (typeof root.$selected !== 'undefined' && root.$selected !== null) {
root.$selected.trigger('contextmenu:blur');
}
e.preventDefault();
e.stopImmediatePropagation();
root.$selected = opt.$selected = opt.$node;
return;
}
if(opt && opt.$menu && opt.$menu.hasClass('context-menu-visible')){
return;
}
$this.trigger('contextmenu:blur');
},
// contextMenu item click
itemClick: function (e) {
var $this = $(this),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot,
key = data.contextMenuKey,
callback;
// abort if the key is unknown or disabled or is a menu
if (!opt.items[key] || $this.is('.' + root.classNames.disabled + ', .context-menu-separator, .' + root.classNames.notSelectable) || ($this.is('.context-menu-submenu') && root.selectableSubMenu === false )) {
return;
}
e.preventDefault();
e.stopImmediatePropagation();
if ($.isFunction(opt.callbacks[key]) && Object.prototype.hasOwnProperty.call(opt.callbacks, key)) {
// item-specific callback
callback = opt.callbacks[key];
} else if ($.isFunction(root.callback)) {
// default callback
callback = root.callback;
} else {
// no callback, no action
return;
}
// hide menu if callback doesn't stop that
if (callback.call(root.$trigger, key, root, e) !== false) {
root.$menu.trigger('contextmenu:hide');
} else if (root.$menu.parent().length) {
op.update.call(root.$trigger, root);
}
},
// ignore click events on input elements
inputClick: function (e) {
e.stopImmediatePropagation();
},
// hide <menu>
hideMenu: function (e, data) {
var root = $(this).data('contextMenuRoot');
op.hide.call(root.$trigger, root, data && data.force);
},
// focus <command>
focusItem: function (e) {
$(".context-menu-root").css("overflow","");
e.stopPropagation();
var $this = $(this),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
if ($this.hasClass(root.classNames.disabled) || $this.hasClass(root.classNames.notSelectable)) {
return;
}
$this
.addClass([root.classNames.hover, root.classNames.visible].join(' '))
// select other items and included items
.parent().find('.context-menu-item').not($this)
.removeClass(root.classNames.visible)
.filter('.' + root.classNames.hover)
.trigger('contextmenu:blur');
// remember selected
opt.$selected = root.$selected = $this;
if(opt && opt.$node && opt.$node.hasClass('context-menu-submenu')){
opt.$node.addClass(root.classNames.hover);
}
// position sub-menu - do after show so dumb $.ui.position can keep up
if (opt.$node) {
root.positionSubmenu.call(opt.$node, opt.$menu);
}
},
// blur <command>
blurItem: function (e) {
e.stopPropagation();
var $this = $(this),
data = $this.data(),
opt = data.contextMenu,
root = data.contextMenuRoot;
if (opt.autoHide) { // for tablets and touch screens this needs to remain
$this.removeClass(root.classNames.visible);
}
$this.removeClass(root.classNames.hover);
opt.$selected = null;
}
},
// operations
op = {
show: function (opt, x, y) {
var $trigger = $(this),
css = {};
// hide any open menus
$('#context-menu-layer').trigger('mousedown');
// backreference for callbacks
opt.$trigger = $trigger;
// show event
if (opt.events.show.call($trigger, opt) === false) {
$currentTrigger = null;
return;
}
// create or update context menu
var hasVisibleItems = op.update.call($trigger, opt);
if (hasVisibleItems === false) {
$currentTrigger = null;
return;
}
// position menu