source: main/trunk/greenstone3/web/interfaces/default_old/js/jquery.blockUI.js@ 29861

Last change on this file since 29861 was 29861, checked in by Georgiy Litvinov, 9 years ago

renamed interfaces
  • Property svn:executable set to *
File size: 19.4 KB
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1/*!
2 * jQuery blockUI plugin
3 * Version 2.66.0-2013.10.09
4 * Requires jQuery v1.7 or later
5 *
6 * Examples at: http://malsup.com/jquery/block/
7 * Copyright (c) 2007-2013 M. Alsup
8 * Dual licensed under the MIT and GPL licenses:
9 * http://www.opensource.org/licenses/mit-license.php
10 * http://www.gnu.org/licenses/gpl.html
11 *
12 * Thanks to Amir-Hossein Sobhi for some excellent contributions!
13 */
14
15;(function() {
16/*jshint eqeqeq:false curly:false latedef:false */
17"use strict";
18
19 function setup($) {
20 $.fn._fadeIn = $.fn.fadeIn;
21
22 var noOp = $.noop || function() {};
23
24 // this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
25 // confusing userAgent strings on Vista)
26 var msie = /MSIE/.test(navigator.userAgent);
27 var ie6 = /MSIE 6.0/.test(navigator.userAgent) && ! /MSIE 8.0/.test(navigator.userAgent);
28 var mode = document.documentMode || 0;
29 var setExpr = $.isFunction( document.createElement('div').style.setExpression );
30
31 // global $ methods for blocking/unblocking the entire page
32 $.blockUI = function(opts) { install(window, opts); };
33 $.unblockUI = function(opts) { remove(window, opts); };
34
35 // convenience method for quick growl-like notifications (http://www.google.com/search?q=growl)
36 $.growlUI = function(title, message, timeout, onClose) {
37 var $m = $('<div class="growlUI"></div>');
38 if (title) $m.append('<h1>'+title+'</h1>');
39 if (message) $m.append('<h2>'+message+'</h2>');
40 if (timeout === undefined) timeout = 3000;
41
42 // Added by konapun: Set timeout to 30 seconds if this growl is moused over, like normal toast notifications
43 var callBlock = function(opts) {
44 opts = opts || {};
45
46 $.blockUI({
47 message: $m,
48 fadeIn : typeof opts.fadeIn !== 'undefined' ? opts.fadeIn : 700,
49 fadeOut: typeof opts.fadeOut !== 'undefined' ? opts.fadeOut : 1000,
50 timeout: typeof opts.timeout !== 'undefined' ? opts.timeout : timeout,
51 centerY: false,
52 showOverlay: false,
53 onUnblock: onClose,
54 css: $.blockUI.defaults.growlCSS
55 });
56 };
57
58 callBlock();
59 var nonmousedOpacity = $m.css('opacity');
60 $m.mouseover(function() {
61 callBlock({
62 fadeIn: 0,
63 timeout: 30000
64 });
65
66 var displayBlock = $('.blockMsg');
67 displayBlock.stop(); // cancel fadeout if it has started
68 displayBlock.fadeTo(300, 1); // make it easier to read the message by removing transparency
69 }).mouseout(function() {
70 $('.blockMsg').fadeOut(1000);
71 });
72 // End konapun additions
73 };
74
75 // plugin method for blocking element content
76 $.fn.block = function(opts) {
77 if ( this[0] === window ) {
78 $.blockUI( opts );
79 return this;
80 }
81 var fullOpts = $.extend({}, $.blockUI.defaults, opts || {});
82 this.each(function() {
83 var $el = $(this);
84 if (fullOpts.ignoreIfBlocked && $el.data('blockUI.isBlocked'))
85 return;
86 $el.unblock({ fadeOut: 0 });
87 });
88
89 return this.each(function() {
90 if ($.css(this,'position') == 'static') {
91 this.style.position = 'relative';
92 $(this).data('blockUI.static', true);
93 }
94 this.style.zoom = 1; // force 'hasLayout' in ie
95 install(this, opts);
96 });
97 };
98
99 // plugin method for unblocking element content
100 $.fn.unblock = function(opts) {
101 if ( this[0] === window ) {
102 $.unblockUI( opts );
103 return this;
104 }
105 return this.each(function() {
106 remove(this, opts);
107 });
108 };
109
110 $.blockUI.version = 2.66; // 2nd generation blocking at no extra cost!
111
112 // override these in your code to change the default behavior and style
113 $.blockUI.defaults = {
114 // message displayed when blocking (use null for no message)
115 message: '<h1>Please wait...</h1>',
116
117 title: null, // title string; only used when theme == true
118 draggable: true, // only used when theme == true (requires jquery-ui.js to be loaded)
119
120 theme: false, // set to true to use with jQuery UI themes
121
122 // styles for the message when blocking; if you wish to disable
123 // these and use an external stylesheet then do this in your code:
124 // $.blockUI.defaults.css = {};
125 css: {
126 padding: 0,
127 margin: 0,
128 width: '30%',
129 top: '40%',
130 left: '35%',
131 textAlign: 'center',
132 color: '#000',
133 border: '3px solid #aaa',
134 backgroundColor:'#fff',
135 cursor: 'wait'
136 },
137
138 // minimal style set used when themes are used
139 themedCSS: {
140 width: '30%',
141 top: '40%',
142 left: '35%'
143 },
144
145 // styles for the overlay
146 overlayCSS: {
147 backgroundColor: '#000',
148 opacity: 0.6,
149 cursor: 'wait'
150 },
151
152 // style to replace wait cursor before unblocking to correct issue
153 // of lingering wait cursor
154 cursorReset: 'default',
155
156 // styles applied when using $.growlUI
157 growlCSS: {
158 width: '350px',
159 top: '10px',
160 left: '',
161 right: '10px',
162 border: 'none',
163 padding: '5px',
164 opacity: 0.6,
165 cursor: 'default',
166 color: '#fff',
167 backgroundColor: '#000',
168 '-webkit-border-radius':'10px',
169 '-moz-border-radius': '10px',
170 'border-radius': '10px'
171 },
172
173 // IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
174 // (hat tip to Jorge H. N. de Vasconcelos)
175 /*jshint scripturl:true */
176 iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',
177
178 // force usage of iframe in non-IE browsers (handy for blocking applets)
179 forceIframe: false,
180
181 // z-index for the blocking overlay
182 baseZ: 1000,
183
184 // set these to true to have the message automatically centered
185 centerX: true, // <-- only effects element blocking (page block controlled via css above)
186 centerY: true,
187
188 // allow body element to be stetched in ie6; this makes blocking look better
189 // on "short" pages. disable if you wish to prevent changes to the body height
190 allowBodyStretch: true,
191
192 // enable if you want key and mouse events to be disabled for content that is blocked
193 bindEvents: true,
194
195 // be default blockUI will supress tab navigation from leaving blocking content
196 // (if bindEvents is true)
197 constrainTabKey: true,
198
199 // fadeIn time in millis; set to 0 to disable fadeIn on block
200 fadeIn: 200,
201
202 // fadeOut time in millis; set to 0 to disable fadeOut on unblock
203 fadeOut: 400,
204
205 // time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
206 timeout: 0,
207
208 // disable if you don't want to show the overlay
209 showOverlay: true,
210
211 // if true, focus will be placed in the first available input field when
212 // page blocking
213 focusInput: true,
214
215 // elements that can receive focus
216 focusableElements: ':input:enabled:visible',
217
218 // suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
219 // no longer needed in 2012
220 // applyPlatformOpacityRules: true,
221
222 // callback method invoked when fadeIn has completed and blocking message is visible
223 onBlock: null,
224
225 // callback method invoked when unblocking has completed; the callback is
226 // passed the element that has been unblocked (which is the window object for page
227 // blocks) and the options that were passed to the unblock call:
228 // onUnblock(element, options)
229 onUnblock: null,
230
231 // callback method invoked when the overlay area is clicked.
232 // setting this will turn the cursor to a pointer, otherwise cursor defined in overlayCss will be used.
233 onOverlayClick: null,
234
235 // don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
236 quirksmodeOffsetHack: 4,
237
238 // class name of the message block
239 blockMsgClass: 'blockMsg',
240
241 // if it is already blocked, then ignore it (don't unblock and reblock)
242 ignoreIfBlocked: false
243 };
244
245 // private data and functions follow...
246
247 var pageBlock = null;
248 var pageBlockEls = [];
249
250 function install(el, opts) {
251 var css, themedCSS;
252 var full = (el == window);
253 var msg = (opts && opts.message !== undefined ? opts.message : undefined);
254 opts = $.extend({}, $.blockUI.defaults, opts || {});
255
256 if (opts.ignoreIfBlocked && $(el).data('blockUI.isBlocked'))
257 return;
258
259 opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
260 css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
261 if (opts.onOverlayClick)
262 opts.overlayCSS.cursor = 'pointer';
263
264 themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
265 msg = msg === undefined ? opts.message : msg;
266
267 // remove the current block (if there is one)
268 if (full && pageBlock)
269 remove(window, {fadeOut:0});
270
271 // if an existing element is being used as the blocking content then we capture
272 // its current place in the DOM (and current display style) so we can restore
273 // it when we unblock
274 if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
275 var node = msg.jquery ? msg[0] : msg;
276 var data = {};
277 $(el).data('blockUI.history', data);
278 data.el = node;
279 data.parent = node.parentNode;
280 data.display = node.style.display;
281 data.position = node.style.position;
282 if (data.parent)
283 data.parent.removeChild(node);
284 }
285
286 $(el).data('blockUI.onUnblock', opts.onUnblock);
287 var z = opts.baseZ;
288
289 // blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
290 // layer1 is the iframe layer which is used to supress bleed through of underlying content
291 // layer2 is the overlay layer which has opacity and a wait cursor (by default)
292 // layer3 is the message content that is displayed while blocking
293 var lyr1, lyr2, lyr3, s;
294 if (msie || opts.forceIframe)
295 lyr1 = $('<iframe class="blockUI" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;position:absolute;width:100%;height:100%;top:0;left:0" src="'+opts.iframeSrc+'"></iframe>');
296 else
297 lyr1 = $('<div class="blockUI" style="display:none"></div>');
298
299 if (opts.theme)
300 lyr2 = $('<div class="blockUI blockOverlay ui-widget-overlay" style="z-index:'+ (z++) +';display:none"></div>');
301 else
302 lyr2 = $('<div class="blockUI blockOverlay" style="z-index:'+ (z++) +';display:none;border:none;margin:0;padding:0;width:100%;height:100%;top:0;left:0"></div>');
303
304 if (opts.theme && full) {
305 s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:fixed">';
306 if ( opts.title ) {
307 s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
308 }
309 s += '<div class="ui-widget-content ui-dialog-content"></div>';
310 s += '</div>';
311 }
312 else if (opts.theme) {
313 s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:absolute">';
314 if ( opts.title ) {
315 s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
316 }
317 s += '<div class="ui-widget-content ui-dialog-content"></div>';
318 s += '</div>';
319 }
320 else if (full) {
321 s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage" style="z-index:'+(z+10)+';display:none;position:fixed"></div>';
322 }
323 else {
324 s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement" style="z-index:'+(z+10)+';display:none;position:absolute"></div>';
325 }
326 lyr3 = $(s);
327
328 // if we have a message, style it
329 if (msg) {
330 if (opts.theme) {
331 lyr3.css(themedCSS);
332 lyr3.addClass('ui-widget-content');
333 }
334 else
335 lyr3.css(css);
336 }
337
338 // style the overlay
339 if (!opts.theme /*&& (!opts.applyPlatformOpacityRules)*/)
340 lyr2.css(opts.overlayCSS);
341 lyr2.css('position', full ? 'fixed' : 'absolute');
342
343 // make iframe layer transparent in IE
344 if (msie || opts.forceIframe)
345 lyr1.css('opacity',0.0);
346
347 //$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
348 var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
349 $.each(layers, function() {
350 this.appendTo($par);
351 });
352
353 if (opts.theme && opts.draggable && $.fn.draggable) {
354 lyr3.draggable({
355 handle: '.ui-dialog-titlebar',
356 cancel: 'li'
357 });
358 }
359
360 // ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
361 var expr = setExpr && (!$.support.boxModel || $('object,embed', full ? null : el).length > 0);
362 if (ie6 || expr) {
363 // give body 100% height
364 if (full && opts.allowBodyStretch && $.support.boxModel)
365 $('html,body').css('height','100%');
366
367 // fix ie6 issue when blocked element has a border width
368 if ((ie6 || !$.support.boxModel) && !full) {
369 var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
370 var fixT = t ? '(0 - '+t+')' : 0;
371 var fixL = l ? '(0 - '+l+')' : 0;
372 }
373
374 // simulate fixed position
375 $.each(layers, function(i,o) {
376 var s = o[0].style;
377 s.position = 'absolute';
378 if (i < 2) {
379 if (full)
380 s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.support.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"');
381 else
382 s.setExpression('height','this.parentNode.offsetHeight + "px"');
383 if (full)
384 s.setExpression('width','jQuery.support.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"');
385 else
386 s.setExpression('width','this.parentNode.offsetWidth + "px"');
387 if (fixL) s.setExpression('left', fixL);
388 if (fixT) s.setExpression('top', fixT);
389 }
390 else if (opts.centerY) {
391 if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
392 s.marginTop = 0;
393 }
394 else if (!opts.centerY && full) {
395 var top = (opts.css && opts.css.top) ? parseInt(opts.css.top, 10) : 0;
396 var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
397 s.setExpression('top',expression);
398 }
399 });
400 }
401
402 // show the message
403 if (msg) {
404 if (opts.theme)
405 lyr3.find('.ui-widget-content').append(msg);
406 else
407 lyr3.append(msg);
408 if (msg.jquery || msg.nodeType)
409 $(msg).show();
410 }
411
412 if ((msie || opts.forceIframe) && opts.showOverlay)
413 lyr1.show(); // opacity is zero
414 if (opts.fadeIn) {
415 var cb = opts.onBlock ? opts.onBlock : noOp;
416 var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
417 var cb2 = msg ? cb : noOp;
418 if (opts.showOverlay)
419 lyr2._fadeIn(opts.fadeIn, cb1);
420 if (msg)
421 lyr3._fadeIn(opts.fadeIn, cb2);
422 }
423 else {
424 if (opts.showOverlay)
425 lyr2.show();
426 if (msg)
427 lyr3.show();
428 if (opts.onBlock)
429 opts.onBlock();
430 }
431
432 // bind key and mouse events
433 bind(1, el, opts);
434
435 if (full) {
436 pageBlock = lyr3[0];
437 pageBlockEls = $(opts.focusableElements,pageBlock);
438 if (opts.focusInput)
439 setTimeout(focus, 20);
440 }
441 else
442 center(lyr3[0], opts.centerX, opts.centerY);
443
444 if (opts.timeout) {
445 // auto-unblock
446 var to = setTimeout(function() {
447 if (full)
448 $.unblockUI(opts);
449 else
450 $(el).unblock(opts);
451 }, opts.timeout);
452 $(el).data('blockUI.timeout', to);
453 }
454 }
455
456 // remove the block
457 function remove(el, opts) {
458 var count;
459 var full = (el == window);
460 var $el = $(el);
461 var data = $el.data('blockUI.history');
462 var to = $el.data('blockUI.timeout');
463 if (to) {
464 clearTimeout(to);
465 $el.removeData('blockUI.timeout');
466 }
467 opts = $.extend({}, $.blockUI.defaults, opts || {});
468 bind(0, el, opts); // unbind events
469
470 if (opts.onUnblock === null) {
471 opts.onUnblock = $el.data('blockUI.onUnblock');
472 $el.removeData('blockUI.onUnblock');
473 }
474
475 var els;
476 if (full) // crazy selector to handle odd field errors in ie6/7
477 els = $('body').children().filter('.blockUI').add('body > .blockUI');
478 else
479 els = $el.find('>.blockUI');
480
481 // fix cursor issue
482 if ( opts.cursorReset ) {
483 if ( els.length > 1 )
484 els[1].style.cursor = opts.cursorReset;
485 if ( els.length > 2 )
486 els[2].style.cursor = opts.cursorReset;
487 }
488
489 if (full)
490 pageBlock = pageBlockEls = null;
491
492 if (opts.fadeOut) {
493 count = els.length;
494 els.stop().fadeOut(opts.fadeOut, function() {
495 if ( --count === 0)
496 reset(els,data,opts,el);
497 });
498 }
499 else
500 reset(els, data, opts, el);
501 }
502
503 // move blocking element back into the DOM where it started
504 function reset(els,data,opts,el) {
505 var $el = $(el);
506 if ( $el.data('blockUI.isBlocked') )
507 return;
508
509 els.each(function(i,o) {
510 // remove via DOM calls so we don't lose event handlers
511 if (this.parentNode)
512 this.parentNode.removeChild(this);
513 });
514
515 if (data && data.el) {
516 data.el.style.display = data.display;
517 data.el.style.position = data.position;
518 if (data.parent)
519 data.parent.appendChild(data.el);
520 $el.removeData('blockUI.history');
521 }
522
523 if ($el.data('blockUI.static')) {
524 $el.css('position', 'static'); // #22
525 }
526
527 if (typeof opts.onUnblock == 'function')
528 opts.onUnblock(el,opts);
529
530 // fix issue in Safari 6 where block artifacts remain until reflow
531 var body = $(document.body), w = body.width(), cssW = body[0].style.width;
532 body.width(w-1).width(w);
533 body[0].style.width = cssW;
534 }
535
536 // bind/unbind the handler
537 function bind(b, el, opts) {
538 var full = el == window, $el = $(el);
539
540 // don't bother unbinding if there is nothing to unbind
541 if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
542 return;
543
544 $el.data('blockUI.isBlocked', b);
545
546 // don't bind events when overlay is not in use or if bindEvents is false
547 if (!full || !opts.bindEvents || (b && !opts.showOverlay))
548 return;
549
550 // bind anchors and inputs for mouse and key events
551 var events = 'mousedown mouseup keydown keypress keyup touchstart touchend touchmove';
552 if (b)
553 $(document).bind(events, opts, handler);
554 else
555 $(document).unbind(events, handler);
556
557 // former impl...
558 // var $e = $('a,:input');
559 // b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
560 }
561
562 // event handler to suppress keyboard/mouse events when blocking
563 function handler(e) {
564 // allow tab navigation (conditionally)
565 if (e.type === 'keydown' && e.keyCode && e.keyCode == 9) {
566 if (pageBlock && e.data.constrainTabKey) {
567 var els = pageBlockEls;
568 var fwd = !e.shiftKey && e.target === els[els.length-1];
569 var back = e.shiftKey && e.target === els[0];
570 if (fwd || back) {
571 setTimeout(function(){focus(back);},10);
572 return false;
573 }
574 }
575 }
576 var opts = e.data;
577 var target = $(e.target);
578 if (target.hasClass('blockOverlay') && opts.onOverlayClick)
579 opts.onOverlayClick(e);
580
581 // allow events within the message content
582 if (target.parents('div.' + opts.blockMsgClass).length > 0)
583 return true;
584
585 // allow events for content that is not being blocked
586 return target.parents().children().filter('div.blockUI').length === 0;
587 }
588
589 function focus(back) {
590 if (!pageBlockEls)
591 return;
592 var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
593 if (e)
594 e.focus();
595 }
596
597 function center(el, x, y) {
598 var p = el.parentNode, s = el.style;
599 var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
600 var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
601 if (x) s.left = l > 0 ? (l+'px') : '0';
602 if (y) s.top = t > 0 ? (t+'px') : '0';
603 }
604
605 function sz(el, p) {
606 return parseInt($.css(el,p),10)||0;
607 }
608
609 }
610
611
612 /*global define:true */
613 if (typeof define === 'function' && define.amd && define.amd.jQuery) {
614 define(['jquery'], setup);
615 } else {
616 setup(jQuery);
617 }
618
619})();
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