619 lines
20 KiB
JavaScript
619 lines
20 KiB
JavaScript
/*!
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* jQuery blockUI plugin
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* Version 2.70.0-2014.11.23
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* Requires jQuery v1.7 or later
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*
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* Examples at: http://malsup.com/jquery/block/
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* Copyright (c) 2007-2013 M. Alsup
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* Dual licensed under the MIT and GPL licenses:
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.gnu.org/licenses/gpl.html
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*
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* Thanks to Amir-Hossein Sobhi for some excellent contributions!
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*/
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;(function() {
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/*jshint eqeqeq:false curly:false latedef:false */
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"use strict";
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function setup($) {
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$.fn._fadeIn = $.fn.fadeIn;
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var noOp = $.noop || function() {};
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// this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
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// confusing userAgent strings on Vista)
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var msie = /MSIE/.test(navigator.userAgent);
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var ie6 = /MSIE 6.0/.test(navigator.userAgent) && ! /MSIE 8.0/.test(navigator.userAgent);
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var mode = document.documentMode || 0;
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var setExpr = 'function' === typeof document.createElement('div').style.setExpression ? document.createElement('div').style.setExpression : false;
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// global $ methods for blocking/unblocking the entire page
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$.blockUI = function(opts) { install(window, opts); };
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$.unblockUI = function(opts) { remove(window, opts); };
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// convenience method for quick growl-like notifications (http://www.google.com/search?q=growl)
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$.growlUI = function(title, message, timeout, onClose) {
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var $m = $('<div class="growlUI"></div>');
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if (title) $m.append('<h1>'+title+'</h1>');
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if (message) $m.append('<h2>'+message+'</h2>');
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if (timeout === undefined) timeout = 3000;
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// Added by konapun: Set timeout to 30 seconds if this growl is moused over, like normal toast notifications
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var callBlock = function(opts) {
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opts = opts || {};
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$.blockUI({
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message: $m,
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fadeIn : typeof opts.fadeIn !== 'undefined' ? opts.fadeIn : 700,
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fadeOut: typeof opts.fadeOut !== 'undefined' ? opts.fadeOut : 1000,
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timeout: typeof opts.timeout !== 'undefined' ? opts.timeout : timeout,
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centerY: false,
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showOverlay: false,
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onUnblock: onClose,
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css: $.blockUI.defaults.growlCSS
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});
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};
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callBlock();
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var nonmousedOpacity = $m.css('opacity');
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$m.on( 'mouseover', function() {
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callBlock({
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fadeIn: 0,
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timeout: 30000
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});
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var displayBlock = $('.blockMsg');
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displayBlock.stop(); // cancel fadeout if it has started
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displayBlock.fadeTo(300, 1); // make it easier to read the message by removing transparency
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}).on( 'mouseout', function() {
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$('.blockMsg').fadeOut(1000);
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});
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// End konapun additions
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};
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// plugin method for blocking element content
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$.fn.block = function(opts) {
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if ( this[0] === window ) {
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$.blockUI( opts );
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return this;
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}
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var fullOpts = $.extend({}, $.blockUI.defaults, opts || {});
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this.each(function() {
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var $el = $(this);
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if (fullOpts.ignoreIfBlocked && $el.data('blockUI.isBlocked'))
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return;
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$el.unblock({ fadeOut: 0 });
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});
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return this.each(function() {
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if ($.css(this,'position') == 'static') {
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this.style.position = 'relative';
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$(this).data('blockUI.static', true);
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}
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this.style.zoom = 1; // force 'hasLayout' in ie
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install(this, opts);
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});
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};
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// plugin method for unblocking element content
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$.fn.unblock = function(opts) {
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if ( this[0] === window ) {
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$.unblockUI( opts );
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return this;
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}
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return this.each(function() {
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remove(this, opts);
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});
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};
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$.blockUI.version = 2.70; // 2nd generation blocking at no extra cost!
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// override these in your code to change the default behavior and style
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$.blockUI.defaults = {
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// message displayed when blocking (use null for no message)
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message: '<h1>Please wait...</h1>',
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title: null, // title string; only used when theme == true
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draggable: true, // only used when theme == true (requires jquery-ui.js to be loaded)
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theme: false, // set to true to use with jQuery UI themes
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// styles for the message when blocking; if you wish to disable
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// these and use an external stylesheet then do this in your code:
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// $.blockUI.defaults.css = {};
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css: {
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padding: 0,
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margin: 0,
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width: '30%',
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top: '40%',
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left: '35%',
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textAlign: 'center',
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color: '#000',
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border: '3px solid #aaa',
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backgroundColor:'#fff',
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cursor: 'wait'
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},
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// minimal style set used when themes are used
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themedCSS: {
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width: '30%',
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top: '40%',
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left: '35%'
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},
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// styles for the overlay
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overlayCSS: {
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backgroundColor: '#000',
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opacity: 0.6,
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cursor: 'wait'
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},
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// style to replace wait cursor before unblocking to correct issue
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// of lingering wait cursor
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cursorReset: 'default',
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// styles applied when using $.growlUI
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growlCSS: {
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width: '350px',
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top: '10px',
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left: '',
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right: '10px',
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border: 'none',
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padding: '5px',
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opacity: 0.6,
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cursor: 'default',
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color: '#fff',
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backgroundColor: '#000',
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'-webkit-border-radius':'10px',
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'-moz-border-radius': '10px',
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'border-radius': '10px'
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},
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// IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
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// (hat tip to Jorge H. N. de Vasconcelos)
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/*jshint scripturl:true */
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iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',
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// force usage of iframe in non-IE browsers (handy for blocking applets)
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forceIframe: false,
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// z-index for the blocking overlay
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baseZ: 1000,
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// set these to true to have the message automatically centered
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centerX: true, // <-- only effects element blocking (page block controlled via css above)
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centerY: true,
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// allow body element to be stetched in ie6; this makes blocking look better
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// on "short" pages. disable if you wish to prevent changes to the body height
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allowBodyStretch: true,
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// enable if you want key and mouse events to be disabled for content that is blocked
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bindEvents: true,
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// be default blockUI will supress tab navigation from leaving blocking content
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// (if bindEvents is true)
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constrainTabKey: true,
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// fadeIn time in millis; set to 0 to disable fadeIn on block
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fadeIn: 200,
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// fadeOut time in millis; set to 0 to disable fadeOut on unblock
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fadeOut: 400,
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// time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
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timeout: 0,
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// disable if you don't want to show the overlay
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showOverlay: true,
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// if true, focus will be placed in the first available input field when
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// page blocking
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focusInput: true,
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// elements that can receive focus
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focusableElements: ':input:enabled:visible',
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// suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
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// no longer needed in 2012
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// applyPlatformOpacityRules: true,
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// callback method invoked when fadeIn has completed and blocking message is visible
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onBlock: null,
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// callback method invoked when unblocking has completed; the callback is
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// passed the element that has been unblocked (which is the window object for page
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// blocks) and the options that were passed to the unblock call:
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// onUnblock(element, options)
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onUnblock: null,
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// callback method invoked when the overlay area is clicked.
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// setting this will turn the cursor to a pointer, otherwise cursor defined in overlayCss will be used.
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onOverlayClick: null,
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// don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
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quirksmodeOffsetHack: 4,
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// class name of the message block
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blockMsgClass: 'blockMsg',
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// if it is already blocked, then ignore it (don't unblock and reblock)
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ignoreIfBlocked: false
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};
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// private data and functions follow...
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var pageBlock = null;
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var pageBlockEls = [];
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function install(el, opts) {
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var css, themedCSS;
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var full = (el == window);
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var msg = (opts && opts.message !== undefined ? opts.message : undefined);
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opts = $.extend({}, $.blockUI.defaults, opts || {});
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if (opts.ignoreIfBlocked && $(el).data('blockUI.isBlocked'))
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return;
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opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
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css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
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if (opts.onOverlayClick)
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opts.overlayCSS.cursor = 'pointer';
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themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
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msg = msg === undefined ? opts.message : msg;
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// remove the current block (if there is one)
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if (full && pageBlock)
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remove(window, {fadeOut:0});
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// if an existing element is being used as the blocking content then we capture
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// its current place in the DOM (and current display style) so we can restore
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// it when we unblock
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if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
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var node = msg.jquery ? msg[0] : msg;
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var data = {};
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$(el).data('blockUI.history', data);
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data.el = node;
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data.parent = node.parentNode;
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data.display = node.style.display;
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data.position = node.style.position;
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if (data.parent)
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data.parent.removeChild(node);
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}
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$(el).data('blockUI.onUnblock', opts.onUnblock);
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var z = opts.baseZ;
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// blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
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// layer1 is the iframe layer which is used to supress bleed through of underlying content
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// layer2 is the overlay layer which has opacity and a wait cursor (by default)
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// layer3 is the message content that is displayed while blocking
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var lyr1, lyr2, lyr3, s;
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if (msie || opts.forceIframe)
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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>');
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else
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lyr1 = $('<div class="blockUI" style="display:none"></div>');
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if (opts.theme)
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lyr2 = $('<div class="blockUI blockOverlay ui-widget-overlay" style="z-index:'+ (z++) +';display:none"></div>');
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else
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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>');
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if (opts.theme && full) {
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s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:fixed">';
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if ( opts.title ) {
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s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || ' ')+'</div>';
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}
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s += '<div class="ui-widget-content ui-dialog-content"></div>';
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s += '</div>';
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}
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else if (opts.theme) {
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s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:absolute">';
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if ( opts.title ) {
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s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || ' ')+'</div>';
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}
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s += '<div class="ui-widget-content ui-dialog-content"></div>';
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s += '</div>';
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}
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else if (full) {
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s = '<div class="blockUI ' + opts.blockMsgClass + ' blockPage" style="z-index:'+(z+10)+';display:none;position:fixed"></div>';
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}
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else {
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s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement" style="z-index:'+(z+10)+';display:none;position:absolute"></div>';
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}
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lyr3 = $(s);
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// if we have a message, style it
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if (msg) {
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if (opts.theme) {
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lyr3.css(themedCSS);
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lyr3.addClass('ui-widget-content');
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}
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else
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lyr3.css(css);
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}
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// style the overlay
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if (!opts.theme /*&& (!opts.applyPlatformOpacityRules)*/)
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lyr2.css(opts.overlayCSS);
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lyr2.css('position', full ? 'fixed' : 'absolute');
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// make iframe layer transparent in IE
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if (msie || opts.forceIframe)
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lyr1.css('opacity',0.0);
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//$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
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var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
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$.each(layers, function() {
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this.appendTo($par);
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});
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if (opts.theme && opts.draggable && $.fn.draggable) {
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lyr3.draggable({
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handle: '.ui-dialog-titlebar',
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cancel: 'li'
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});
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}
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// ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
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var expr = setExpr && (!$.support.boxModel || $('object,embed', full ? null : el).length > 0);
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if (ie6 || expr) {
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// give body 100% height
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if (full && opts.allowBodyStretch && $.support.boxModel)
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$('html,body').css('height','100%');
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// fix ie6 issue when blocked element has a border width
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if ((ie6 || !$.support.boxModel) && !full) {
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var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
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var fixT = t ? '(0 - '+t+')' : 0;
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var fixL = l ? '(0 - '+l+')' : 0;
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}
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// simulate fixed position
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$.each(layers, function(i,o) {
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var s = o[0].style;
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s.position = 'absolute';
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if (i < 2) {
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if (full)
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s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.support.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"');
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else
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s.setExpression('height','this.parentNode.offsetHeight + "px"');
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if (full)
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s.setExpression('width','jQuery.support.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"');
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else
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s.setExpression('width','this.parentNode.offsetWidth + "px"');
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if (fixL) s.setExpression('left', fixL);
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if (fixT) s.setExpression('top', fixT);
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}
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else if (opts.centerY) {
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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"');
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s.marginTop = 0;
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}
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else if (!opts.centerY && full) {
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var top = (opts.css && opts.css.top) ? parseInt(opts.css.top, 10) : 0;
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var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
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s.setExpression('top',expression);
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}
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});
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}
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// show the message
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if (msg) {
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if (opts.theme)
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lyr3.find('.ui-widget-content').append(msg);
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else
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lyr3.append(msg);
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if (msg.jquery || msg.nodeType)
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$(msg).show();
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}
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if ((msie || opts.forceIframe) && opts.showOverlay)
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lyr1.show(); // opacity is zero
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if (opts.fadeIn) {
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var cb = opts.onBlock ? opts.onBlock : noOp;
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var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
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var cb2 = msg ? cb : noOp;
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if (opts.showOverlay)
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lyr2._fadeIn(opts.fadeIn, cb1);
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if (msg)
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lyr3._fadeIn(opts.fadeIn, cb2);
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}
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else {
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if (opts.showOverlay)
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lyr2.show();
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if (msg)
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lyr3.show();
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if (opts.onBlock)
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opts.onBlock.bind(lyr3)();
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}
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// bind key and mouse events
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bind(1, el, opts);
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if (full) {
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pageBlock = lyr3[0];
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pageBlockEls = $(opts.focusableElements,pageBlock);
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if (opts.focusInput)
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setTimeout(focus, 20);
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}
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else
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center(lyr3[0], opts.centerX, opts.centerY);
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if (opts.timeout) {
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// auto-unblock
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var to = setTimeout(function() {
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if (full)
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$.unblockUI(opts);
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else
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$(el).unblock(opts);
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}, opts.timeout);
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$(el).data('blockUI.timeout', to);
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}
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}
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// remove the block
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function remove(el, opts) {
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var count;
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var full = (el == window);
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var $el = $(el);
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var data = $el.data('blockUI.history');
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var to = $el.data('blockUI.timeout');
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if (to) {
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clearTimeout(to);
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$el.removeData('blockUI.timeout');
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}
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opts = $.extend({}, $.blockUI.defaults, opts || {});
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bind(0, el, opts); // unbind events
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if (opts.onUnblock === null) {
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opts.onUnblock = $el.data('blockUI.onUnblock');
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$el.removeData('blockUI.onUnblock');
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}
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var els;
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if (full) // crazy selector to handle odd field errors in ie6/7
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els = $(document.body).children().filter('.blockUI').add('body > .blockUI');
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else
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els = $el.find('>.blockUI');
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// fix cursor issue
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if ( opts.cursorReset ) {
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if ( els.length > 1 )
|
|
els[1].style.cursor = opts.cursorReset;
|
|
if ( els.length > 2 )
|
|
els[2].style.cursor = opts.cursorReset;
|
|
}
|
|
|
|
if (full)
|
|
pageBlock = pageBlockEls = null;
|
|
|
|
if (opts.fadeOut) {
|
|
count = els.length;
|
|
els.stop().fadeOut(opts.fadeOut, function() {
|
|
if ( --count === 0)
|
|
reset(els,data,opts,el);
|
|
});
|
|
}
|
|
else
|
|
reset(els, data, opts, el);
|
|
}
|
|
|
|
// move blocking element back into the DOM where it started
|
|
function reset(els,data,opts,el) {
|
|
var $el = $(el);
|
|
if ( $el.data('blockUI.isBlocked') )
|
|
return;
|
|
|
|
els.each(function(i,o) {
|
|
// remove via DOM calls so we don't lose event handlers
|
|
if (this.parentNode)
|
|
this.parentNode.removeChild(this);
|
|
});
|
|
|
|
if (data && data.el) {
|
|
data.el.style.display = data.display;
|
|
data.el.style.position = data.position;
|
|
data.el.style.cursor = 'default'; // #59
|
|
if (data.parent)
|
|
data.parent.appendChild(data.el);
|
|
$el.removeData('blockUI.history');
|
|
}
|
|
|
|
if ($el.data('blockUI.static')) {
|
|
$el.css('position', 'static'); // #22
|
|
}
|
|
|
|
if (typeof opts.onUnblock == 'function')
|
|
opts.onUnblock(el,opts);
|
|
|
|
// fix issue in Safari 6 where block artifacts remain until reflow
|
|
var body = $(document.body), w = body.width(), cssW = body[0].style.width;
|
|
body.width(w-1).width(w);
|
|
body[0].style.width = cssW;
|
|
}
|
|
|
|
// bind/unbind the handler
|
|
function bind(b, el, opts) {
|
|
var full = el == window, $el = $(el);
|
|
|
|
// don't bother unbinding if there is nothing to unbind
|
|
if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
|
|
return;
|
|
|
|
$el.data('blockUI.isBlocked', b);
|
|
|
|
// don't bind events when overlay is not in use or if bindEvents is false
|
|
if (!full || !opts.bindEvents || (b && !opts.showOverlay))
|
|
return;
|
|
|
|
// bind anchors and inputs for mouse and key events
|
|
var events = 'mousedown mouseup keydown keypress keyup touchstart touchend touchmove';
|
|
if (b)
|
|
$(document).on(events, opts, handler);
|
|
else
|
|
$(document).off(events, handler);
|
|
|
|
// former impl...
|
|
// var $e = $('a,:input');
|
|
// b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
|
|
}
|
|
|
|
// event handler to suppress keyboard/mouse events when blocking
|
|
function handler(e) {
|
|
// allow tab navigation (conditionally)
|
|
if (e.type === 'keydown' && e.keyCode && e.keyCode == 9) {
|
|
if (pageBlock && e.data.constrainTabKey) {
|
|
var els = pageBlockEls;
|
|
var fwd = !e.shiftKey && e.target === els[els.length-1];
|
|
var back = e.shiftKey && e.target === els[0];
|
|
if (fwd || back) {
|
|
setTimeout(function(){focus(back);},10);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
var opts = e.data;
|
|
var target = $(e.target);
|
|
if (target.hasClass('blockOverlay') && opts.onOverlayClick)
|
|
opts.onOverlayClick(e);
|
|
|
|
// allow events within the message content
|
|
if (target.parents('div.' + opts.blockMsgClass).length > 0)
|
|
return true;
|
|
|
|
// allow events for content that is not being blocked
|
|
return target.parents().children().filter('div.blockUI').length === 0;
|
|
}
|
|
|
|
function focus(back) {
|
|
if (!pageBlockEls)
|
|
return;
|
|
var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
|
|
if (e)
|
|
e.trigger( 'focus' );
|
|
}
|
|
|
|
function center(el, x, y) {
|
|
var p = el.parentNode, s = el.style;
|
|
var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
|
|
var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
|
|
if (x) s.left = l > 0 ? (l+'px') : '0';
|
|
if (y) s.top = t > 0 ? (t+'px') : '0';
|
|
}
|
|
|
|
function sz(el, p) {
|
|
return parseInt($.css(el,p),10)||0;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/*global define:true */
|
|
if (typeof define === 'function' && define.amd && define.amd.jQuery) {
|
|
define(['jquery'], setup);
|
|
} else {
|
|
setup(jQuery);
|
|
}
|
|
|
|
})();
|