MediaWiki:Jquery.cluetip.js
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/*<nowiki>*/
/*!
* jQuery clueTip plugin v1.2.4
*
* Date: Fri Nov 25 23:45:10 2011 EST
* Requires: jQuery v1.3+
*
* Copyright 2011, Karl Swedberg
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
*
* Examples can be found at http://plugins.learningjquery.com/cluetip/demo/
*
*/
(function($) {
$.cluetip = {
version: '1.2.4',
// the HTML that will be used for the tooltip
template: ['<div>',
'<div class="cluetip-outer">',
'<h3 class="cluetip-title ui-widget-header ui-cluetip-header"></h3>',
'<div class="cluetip-inner ui-widget-content ui-cluetip-content"></div>',
'</div>',
'<div class="cluetip-extra"></div>',
'<div class="cluetip-arrows ui-state-default"></div>',
'</div>'].join(''),
/* clueTip setup
* the setup options are applied each time .cluetip() is called,
* BUT only if <div id="cluetip"> is not already in the document
*/
setup: {
// method to be used for inserting the clueTip into the DOM.
// Permitted values are 'appendTo', 'prependTo', 'insertBefore', and 'insertAfter'
insertionType: 'appendTo',
// element in the DOM the plugin will reference when inserting the clueTip.
insertionElement: 'body'
},
/*
* clueTip options
*
* each one can be explicitly overridden by changing its value.
* for example: $.cluetip.defaults.width = 200;
* or: $.fn.cluetip.defaults.width = 200; // for compatibility with previous clueTip versions
* would change the default width for all clueTips to 200.
*
* each one can also be overridden by passing an options map to the cluetip method.
* for example: $('a.example').cluetip({width: 200});
* would change the default width to 200 for clueTips invoked by a link with class of "example"
*
*/
defaults: {
multiple: false, // Allow a new tooltip to be created for each .cluetip() call
width: 275, // The width of the clueTip
height: 'auto', // The height of the clueTip
cluezIndex: 97, // Sets the z-index style property of the clueTip
positionBy: 'auto', // Sets the type of positioning: 'auto', 'mouse','bottomTop', 'fixed'
topOffset: 15, // Number of px to offset clueTip from top of invoking element
leftOffset: 15, // Number of px to offset clueTip from left of invoking element
local: false, // Whether to use content from the same page for the clueTip's body
localPrefix: null, // string to be prepended to the tip attribute if local is true
localIdSuffix: null, // string to be appended to the cluetip content element's id if local is true
hideLocal: true, // If local option is set to true, this determines whether local content
// to be shown in clueTip should be hidden at its original location
attribute: 'rel', // the attribute to be used for fetching the clueTip's body content
titleAttribute: 'title', // the attribute to be used for fetching the clueTip's title
splitTitle: '', // A character used to split the title attribute into the clueTip title and divs
// within the clueTip body. more info below [6]
escapeTitle: false, // whether to html escape the title attribute
showTitle: true, // show title bar of the clueTip, even if title attribute not set
cluetipClass: 'default',// class added to outermost clueTip div in the form of 'cluetip-' + clueTipClass.
hoverClass: '', // class applied to the invoking element onmouseover and removed onmouseout
waitImage: true, // whether to show a "loading" img, which is set in jquery.cluetip.css
cursor: 'help',
arrows: false, // if true, displays arrow on appropriate side of clueTip
dropShadow: true, // set to false if you don't want the drop-shadow effect on the clueTip
dropShadowSteps: 6, // adjusts the size of the drop shadow
sticky: false, // keep visible until manually closed
mouseOutClose: false, // close when clueTip is moused out
activation: 'hover', // set to 'click' to force user to click to show clueTip
// set to 'focus' to show on focus of a form element and hide on blur
clickThrough: true, // if true, and activation is not 'click', then clicking on link will take user to the link's href,
// even if href and tipAttribute are equal
tracking: false, // if true, clueTip will track mouse movement (experimental)
delayedClose: 0, // close clueTip on a timed delay (experimental)
closePosition: 'top', // location of close text for sticky cluetips; can be 'top' or 'bottom' or 'title'
closeText: 'Close', // text (or HTML) to to be clicked to close sticky clueTips
truncate: 0, // number of characters to truncate clueTip's contents. if 0, no truncation occurs
// effect and speed for opening clueTips
fx: {
open: 'show', // can be 'show' or 'slideDown' or 'fadeIn'
openSpeed: ''
},
// settings for when hoverIntent plugin is used
hoverIntent: {
sensitivity: 3,
interval: 50,
timeout: 0
},
// short-circuit function to run just before clueTip is shown.
onActivate: function(e) {return true;},
// function to run just after clueTip is shown.
onShow: function(ct, ci){},
// function to run just after clueTip is hidden.
onHide: function(ct, ci){},
// whether to cache results of ajax request to avoid unnecessary hits to server
ajaxCache: true,
// process data retrieved via xhr before it's displayed
ajaxProcess: function(data) {
data = data.replace(/<(script|style|title)[^<]+<\/(script|style|title)>/gm, '').replace(/<(link|meta)[^>]+>/g,'');
return data;
},
// can pass in standard $.ajax() parameters. Callback functions, such as beforeSend,
// will be queued first within the default callbacks.
// The only exception is error, which overrides the default
ajaxSettings: {
// error: function(ct, ci) { /* override default error callback */ },
// beforeSend: function(ct, ci) { /* called first within default beforeSend callback */ },
dataType: 'html'
},
debug: false
}
};
var $cluetipWait,
standardClasses = 'cluetip ui-widget ui-widget-content ui-cluetip',
counter = 0,
imgCount = 0;
// use $.fn.prop() if available (jQuery 1.6+); otherwise, $.fn.attr()
$.fn.attrProp = $.fn.prop || $.fn.attr;
// .cluetip() method
$.fn.cluetip = function(js, options) {
var $cluetip, $cluetipInner, $cluetipOuter, $cluetipTitle, $cluetipArrows, $dropShadow;
if (typeof js == 'object') {
options = js;
js = null;
}
if (js == 'destroy') {
var data = this.data('cluetip');
if ( data ) {
$(data.selector).remove();
$.removeData(this, 'title');
$.removeData(this, 'cluetip');
$(document).unbind('.cluetip');
return this.unbind('.cluetip');
}
}
// merge per-call options with defaults
options = $.extend(true, {}, $.cluetip.defaults, options || {});
/** =create cluetip divs **/
counter++;
var cluetipId = $.cluetip.backCompat || !options.multiple ? 'cluetip' : 'cluetip-' + counter,
cluetipSelector = '#' + cluetipId,
prefix = $.cluetip.backCompat ? '#' : '.',
insertionType = $.cluetip.setup.insertionType,
insertionElement = $.cluetip.setup.insertionElement || 'body';
insertionType = (/appendTo|prependTo|insertBefore|insertAfter/).test(insertionType) ? insertionType : 'appendTo';
$cluetip = $(cluetipSelector);
if (!$cluetip.length) {
$cluetip = $($.cluetip.template)
[insertionType](insertionElement)
.attr('id', cluetipId)
.css({position: 'absolute', display: 'none'});
var cluezIndex = +options.cluezIndex;
$cluetipOuter = $cluetip.find(prefix + 'cluetip-outer').css({position: 'relative', zIndex: cluezIndex});
$cluetipInner = $cluetip.find(prefix + 'cluetip-inner');
$cluetipTitle = $cluetip.find(prefix + 'cluetip-title');
}
$cluetipWait = $('#cluetip-waitimage');
if (!$cluetipWait.length) {
$cluetipWait = $('<div></div>').attr('id', 'cluetip-waitimage').css({position: 'absolute'});
}
$cluetipWait.insertBefore($cluetip).hide();
var cluetipPadding = (parseInt($cluetip.css('paddingLeft'), 10) || 0) + (parseInt($cluetip.css('paddingRight'), 10) || 0);
this.each(function(index) {
var link = this,
$link = $(this),
// support metadata plugin (v1.0 and 2.0)
opts = $.extend(true, {}, options, $.metadata ? $link.metadata() : $.meta ? $link.data() : $link.data('cluetip') || {}),
// start out with no contents (for ajax activation)
cluetipContents = false,
isActive = false,
closeOnDelay = 0,
tipAttribute = opts[opts.attribute] || $link.attrProp(opts.attribute) || $link.attr(opts.attribute),
ctClass = opts.cluetipClass;
cluezIndex = +opts.cluezIndex;
$link.data('cluetip', {title: link.title, zIndex: cluezIndex, selector: cluetipSelector});
if (!tipAttribute && !opts.splitTitle && !js) {
return true;
}
// if hideLocal is set to true, on DOM ready hide the local content that will be displayed in the clueTip
if (opts.local && opts.localPrefix) {tipAttribute = opts.localPrefix + tipAttribute;}
if (opts.local && opts.hideLocal && tipAttribute) { $(tipAttribute + ':first').hide(); }
var tOffset = parseInt(opts.topOffset, 10), lOffset = parseInt(opts.leftOffset, 10);
// vertical measurement variables
var tipHeight, wHeight,
defHeight = isNaN(parseInt(opts.height, 10)) ? 'auto' : (/\D/g).test(opts.height) ? opts.height : opts.height + 'px';
var sTop, linkTop, posY, tipY, mouseY, baseline;
// horizontal measurement variables
var tipInnerWidth = parseInt(opts.width, 10) || 275,
tipWidth = tipInnerWidth + cluetipPadding + opts.dropShadowSteps,
linkWidth = this.offsetWidth,
linkLeft, posX, tipX, mouseX, winWidth;
// parse the title
var tipParts;
var tipTitle = (opts.attribute != 'title') ? $link.attrProp(opts.titleAttribute) || '' : '';
if (opts.splitTitle) {
tipParts = tipTitle.split(opts.splitTitle);
tipTitle = opts.showTitle || tipParts[0] === '' ? tipParts.shift() : '';
}
if (opts.escapeTitle) {
tipTitle = tipTitle.replace(/&/g,'&').replace(/>/g,'>').replace(/</g,'<');
}
var localContent;
function returnFalse() { return false; }
/***************************************
* ACTIVATION
****************************************/
//activate clueTip
var activate = function(event) {
var pY, continueOn = opts.onActivate($link);
if (continueOn === false) {
return false;
}
isActive = true;
// activate function may get called after an initialization of a different target so need to re-get the Correct Cluetip object here
$cluetip = $(cluetipSelector).css({position: 'absolute'});
$cluetipOuter = $cluetip.find(prefix + 'cluetip-outer');
$cluetipInner = $cluetip.find(prefix + 'cluetip-inner');
$cluetipTitle = $cluetip.find(prefix + 'cluetip-title');
$cluetipArrows = $cluetip.find(prefix + 'cluetip-arrows');
$cluetip.removeClass().css({width: tipInnerWidth});
if (tipAttribute == $link.attr('href')) {
$link.css('cursor', opts.cursor);
}
if (opts.hoverClass) {
$link.addClass(opts.hoverClass);
}
linkTop = posY = $link.offset().top;
linkLeft = $link.offset().left;
// FIX: (bug 4412)
linkWidth = $link.innerWidth();
if ( event.type == focus ) {
// in focus event, no mouse position is available; this is needed with bottomTop:
mouseX = linkLeft + ( linkWidth / 2 ) + lOffset;
$cluetip.css({left: posX});
mouseY = posY + tOffset;
} else {
mouseX = event.pageX;
mouseY = event.pageY;
}
//END OF FIX
if (link.tagName.toLowerCase() != 'area') {
sTop = $(document).scrollTop();
winWidth = $(window).width();
}
// position clueTip horizontally
if (opts.positionBy == 'fixed') {
posX = linkWidth + linkLeft + lOffset;
$cluetip.css({left: posX});
} else {
posX = (linkWidth > linkLeft && linkLeft > tipWidth) ||
linkLeft + linkWidth + tipWidth + lOffset > winWidth ?
linkLeft - tipWidth - lOffset :
linkWidth + linkLeft + lOffset;
if (link.tagName.toLowerCase() == 'area' || opts.positionBy == 'mouse' || linkWidth + tipWidth > winWidth) { // position by mouse
if (mouseX + 20 + tipWidth > winWidth) {
$cluetip.addClass('cluetip-' + ctClass);
posX = (mouseX - tipWidth - lOffset) >= 0 ? mouseX - tipWidth - lOffset - parseInt($cluetip.css('marginLeft'),10) + parseInt($cluetipInner.css('marginRight'),10) : mouseX - (tipWidth/2);
} else {
posX = mouseX + lOffset;
}
}
pY = posX < 0 ? event.pageY + tOffset : event.pageY;
if (posX < 0 || opts.positionBy == 'bottomTop') {
posX = (mouseX + (tipWidth/2) > winWidth) ? winWidth/2 - tipWidth/2 : Math.max(mouseX - (tipWidth/2),0);
}
}
$cluetipArrows.css({zIndex: $link.data('cluetip').zIndex+1});
$cluetip.css({
left: posX,
zIndex: $link.data('cluetip').zIndex
});
wHeight = $(window).height();
/***************************************
* load a string from cluetip method's first argument
***************************************/
if (js) {
if (typeof js == 'function') {
js = js.call(link);
}
$cluetipInner.html(js);
cluetipShow(pY);
}
/***************************************
* load the title attribute only (or user-selected attribute).
* clueTip title is the string before the first delimiter
* subsequent delimiters place clueTip body text on separate lines
***************************************/
else if (tipParts) {
var tpl = tipParts.length;
$cluetipInner.html(tpl ? tipParts[0] : '');
if (tpl > 1) {
for (var i=1; i < tpl; i++){
$cluetipInner.append('<div class="split-body">' + tipParts[i] + '</div>');
}
}
cluetipShow(pY);
}
/***************************************
* load external file via ajax
***************************************/
else if ( !opts.local && tipAttribute.indexOf('#') !== 0 ) {
if (/\.(jpe?g|tiff?|gif|png)(?:\?.*)?$/i.test(tipAttribute)) {
$cluetipInner.html('<img src="' + tipAttribute + '" alt="' + tipTitle + '" />');
cluetipShow(pY);
} else {
var optionBeforeSend = opts.ajaxSettings.beforeSend,
optionError = opts.ajaxSettings.error,
optionSuccess = opts.ajaxSettings.success,
optionComplete = opts.ajaxSettings.complete;
var ajaxSettings = {
cache: opts.ajaxCache, // force requested page not to be cached by browser
url: tipAttribute,
beforeSend: function(xhr, settings) {
if (optionBeforeSend) {optionBeforeSend.call(link, xhr, $cluetip, $cluetipInner, settings);}
$cluetipOuter.children().empty();
if (opts.waitImage) {
$cluetipWait
.css({top: mouseY+20, left: mouseX+20, zIndex: $link.data('cluetip').zIndex-1})
.show();
}
},
error: function(xhr, textStatus) {
if (isActive) {
if (optionError) {
optionError.call(link, xhr, textStatus, $cluetip, $cluetipInner);
} else {
$cluetipInner.html('<i>sorry, the contents could not be loaded</i>');
}
}
},
success: function(data, textStatus) {
cluetipContents = opts.ajaxProcess.call(link, data);
// allow for chaning the title based on data returned by xhr
if ( $.isPlainObject(cluetipContents) ) {
tipTitle = cluetipContents.title;
cluetipContents = cluetipContents.content;
}
if (isActive) {
if (optionSuccess) {
optionSuccess.call(link, data, textStatus, $cluetip, $cluetipInner);
}
$cluetipInner.html(cluetipContents);
}
},
complete: function(xhr, textStatus) {
if (optionComplete) {
optionComplete.call(link, xhr, textStatus, $cluetip, $cluetipInner);
}
var imgs = $cluetipInner[0].getElementsByTagName('img');
imgCount = imgs.length;
for (var i=0, l = imgs.length; i < l; i++) {
if (imgs[i].complete) {
imgCount--;
}
}
if (imgCount && !$.browser.opera) {
$(imgs).bind('load error', function() {
imgCount--;
if (imgCount<1) {
$cluetipWait.hide();
if (isActive) { cluetipShow(pY); }
}
});
} else {
$cluetipWait.hide();
if (isActive) { cluetipShow(pY); }
}
}
};
var ajaxMergedSettings = $.extend(true, {}, opts.ajaxSettings, ajaxSettings);
$.ajax(ajaxMergedSettings);
}
/***************************************
* load an element from the same page
***************************************/
} else if (opts.local) {
var $localContent = $(tipAttribute + (/^#\S+$/.test(tipAttribute) ? '' : ':eq(' + index + ')')).clone(true).show();
if (opts.localIdSuffix) {
$localContent.attr('id', $localContent[0].id + opts.localIdSuffix);
}
$cluetipInner.html($localContent);
cluetipShow(pY);
}
};
// get dimensions and options for cluetip and prepare it to be shown
var cluetipShow = function(bpY) {
var $closeLink, dynamicClasses, heightDiff,
titleHTML = tipTitle || opts.showTitle && ' ',
bgY = '', direction = '';
$cluetip.addClass('cluetip-' + ctClass);
if (opts.truncate) {
var $truncloaded = $cluetipInner.text().slice(0,opts.truncate) + '...';
$cluetipInner.html($truncloaded);
}
if (titleHTML) {
$cluetipTitle.show().html(titleHTML);
} else {
$cluetipTitle.hide();
}
if (opts.sticky) {
$closeLink = $('<div class="cluetip-close"><a href="#">' + opts.closeText + '</a></div>');
(opts.closePosition == 'bottom') ? $closeLink.appendTo($cluetipInner) : (opts.closePosition == 'title') ? $closeLink.prependTo($cluetipTitle) : $closeLink.prependTo($cluetipInner);
$closeLink.bind('click.cluetip', function() {
cluetipClose();
return false;
});
if (opts.mouseOutClose) {
$cluetip.bind('mouseleave.cluetip', function() {
cluetipClose();
});
} else {
$cluetip.unbind('mouseleave.cluetip');
}
}
// now that content is loaded, finish the positioning
$cluetipOuter.css({zIndex: $link.data('cluetip').zIndex, overflow: defHeight == 'auto' ? 'visible' : 'auto', height: defHeight});
tipHeight = defHeight == 'auto' ? Math.max($cluetip.outerHeight(),$cluetip.height()) : parseInt(defHeight,10);
tipY = posY;
baseline = sTop + wHeight;
if (opts.positionBy == 'fixed') {
tipY = posY - opts.dropShadowSteps + tOffset;
} else if ( (posX < mouseX && Math.max(posX, 0) + tipWidth > mouseX) || opts.positionBy == 'bottomTop') {
if (posY + tipHeight + tOffset > baseline && mouseY - sTop > tipHeight + tOffset) {
tipY = mouseY - tipHeight - tOffset;
direction = 'top';
} else {
tipY = mouseY + tOffset;
direction = 'bottom';
}
} else if ( posY + tipHeight + tOffset > baseline ) {
tipY = (tipHeight >= wHeight) ? sTop : baseline - tipHeight - tOffset;
} else if ($link.css('display') == 'block' || link.tagName.toLowerCase() == 'area' || opts.positionBy == "mouse") {
tipY = bpY - tOffset;
} else {
tipY = posY - opts.dropShadowSteps;
}
if (direction === '') {
direction = posX < linkLeft ? 'left' : 'right';
}
// add classes
dynamicClasses = ' clue-' + direction + '-' + ctClass + ' cluetip-' + ctClass;
if (ctClass == 'rounded') {
dynamicClasses += ' ui-corner-all';
}
$cluetip.css({top: tipY + 'px'}).attrProp({'className': standardClasses + dynamicClasses});
// set up arrow positioning to align with element
if (opts.arrows) {
if ( /(left|right)/.test(direction) ) {
heightDiff = $cluetip.height() - $cluetipArrows.height();
bgY = posX >= 0 && bpY > 0 ? (posY - tipY - opts.dropShadowSteps) : 0;
bgY = heightDiff > bgY ? bgY : heightDiff;
bgY += 'px';
}
$cluetipArrows.css({top: bgY}).show();
} else {
$cluetipArrows.hide();
}
// (first hide, then) ***SHOW THE CLUETIP***
// handle dropshadow divs first
$dropShadow = createDropShadows($cluetip, opts);
if ($dropShadow && $dropShadow.length) {
$dropShadow.hide().css({height: tipHeight, width: tipInnerWidth, zIndex: $link.data('cluetip').zIndex-1}).show();
}
$cluetip.hide()[opts.fx.open](opts.fx.openSpeed || 0);
if ($.fn.bgiframe) { $cluetip.bgiframe(); }
// delayed close (not fully tested)
if (opts.delayedClose > 0) {
closeOnDelay = setTimeout(cluetipClose, opts.delayedClose);
}
// trigger the optional onShow function
opts.onShow.call(link, $cluetip, $cluetipInner);
};
/***************************************
=INACTIVATION
-------------------------------------- */
var inactivate = function(event) {
isActive = false;
$cluetipWait.hide();
if (!opts.sticky || (/click|toggle/).test(opts.activation) ) {
cluetipClose();
clearTimeout(closeOnDelay);
}
if (opts.hoverClass) {
$link.removeClass(opts.hoverClass);
}
};
// close cluetip and reset some things
var cluetipClose = function(el) {
var $closer = el && el.data('cluetip') ? el : $link,
ct = $closer.data('cluetip') && $closer.data('cluetip').selector,
ctSelector = ct || 'div.cluetip',
$cluetip = $(ctSelector),
$cluetipInner = $cluetip.find(prefix + 'cluetip-inner'),
$cluetipArrows = $cluetip.find(prefix + 'cluetip-arrows');
$cluetip.hide().removeClass();
opts.onHide.call($closer[0], $cluetip, $cluetipInner);
if (ct) {
$closer.removeClass('cluetip-clicked');
$closer.css('cursor','');
}
if (ct && tipTitle) {
$closer.attrProp(opts.titleAttribute, tipTitle);
}
if (opts.arrows) {
$cluetipArrows.css({top: ''});
}
};
$(document).unbind('hideCluetip.cluetip').bind('hideCluetip.cluetip', function(e) {
cluetipClose( $(e.target) );
});
/***************************************
=BIND EVENTS
-------------------------------------- */
// activate by click
if ( (/click|toggle/).test(opts.activation) ) {
$link.bind('click.cluetip', function(event) {
if ($cluetip.is(':hidden') || !$link.is('.cluetip-clicked')) {
activate(event);
$('.cluetip-clicked').removeClass('cluetip-clicked');
$link.addClass('cluetip-clicked');
} else {
inactivate(event);
}
return false;
});
// activate by focus; inactivate by blur
} else if (opts.activation == 'focus') {
$link.bind('focus.cluetip', function(event) {
$link.attrProp('title','');
activate(event);
});
$link.bind('blur.cluetip', function(event) {
$link.attrProp('title', $link.data('cluetip').title);
inactivate(event);
});
// activate by hover
} else {
// clicking is returned false if clickThrough option is set to false
$link[opts.clickThrough ? 'unbind' : 'bind']('click.cluetip', returnFalse);
//set up mouse tracking
var mouseTracks = function(evt) {
if (opts.tracking) {
var trackX = posX - evt.pageX;
var trackY = tipY ? tipY - evt.pageY : posY - evt.pageY;
$link.bind('mousemove.cluetip', function(evt) {
$cluetip.css({left: evt.pageX + trackX, top: evt.pageY + trackY });
});
}
};
if ($.fn.hoverIntent && opts.hoverIntent) {
$link.hoverIntent({
sensitivity: opts.hoverIntent.sensitivity,
interval: opts.hoverIntent.interval,
over: function(event) {
activate(event);
mouseTracks(event);
},
timeout: opts.hoverIntent.timeout,
out: function(event) {inactivate(event); $link.unbind('mousemove.cluetip');}
});
} else {
$link.bind('mouseenter.cluetip', function(event) {
activate(event);
mouseTracks(event);
})
.bind('mouseleave.cluetip', function(event) {
inactivate(event);
$link.unbind('mousemove.cluetip');
});
}
$link.bind('mouseover.cluetip', function(event) {
$link.attrProp('title','');
}).bind('mouseleave.cluetip', function(event) {
$link.attrProp('title', $link.data('cluetip').title);
});
}
});
/** =private functions
************************************************************/
//empty function
function doNothing() {}
/** =create dropshadow divs **/
function createDropShadows($cluetip, options, newDropShadow) {
var dsStyle = '',
dropShadowSteps = (options.dropShadow && options.dropShadowSteps) ? +options.dropShadowSteps : 0;
if ($.support.boxShadow) {
if ( dropShadowSteps ) {
dsStyle = '1px 1px ' + dropShadowSteps + 'px rgba(0,0,0,0.5)';
}
var dsOffsets = dropShadowSteps === 0 ? '0 0 ' : '1px 1px ';
$cluetip.css($.support.boxShadow, dsStyle);
return false;
}
var oldDropShadow = $cluetip.find('.cluetip-drop-shadow');
if (dropShadowSteps == oldDropShadow.length) {
return oldDropShadow;
}
oldDropShadow.remove();
var dropShadows = [];
for (var i=0; i < dropShadowSteps;) {
dropShadows[i++] = '<div style="top:' + i + 'px;left:' + i + 'px;"></div>';
}
newDropShadow = $(dropShadows.join(''))
.css({
position: 'absolute',
backgroundColor: '#000',
zIndex: cluezIndex -1,
opacity: 0.1
})
.addClass('cluetip-drop-shadow')
.prependTo($cluetip);
return newDropShadow;
}
return this;
};
(function() {
$.support = $.support || {};
// check support for CSS3 properties (currently only boxShadow)
var div = document.createElement('div'),
divStyle = div.style,
styleProps = ['boxShadow'],
prefixes = ['moz', 'Moz', 'webkit', 'o'];
for (var i=0, sl = styleProps.length; i < sl; i++) {
var prop = styleProps[i],
uProp = prop.charAt(0).toUpperCase() + prop.slice(1);
if ( typeof divStyle[ prop ] !== 'undefined' ) {
$.support[ prop ] = prop;
} else {
for (var j=0, pl = prefixes.length; j < pl; j++) {
if (typeof divStyle[ prefixes[j] + uProp ] !== 'undefined') {
$.support[ prop ] = prefixes[j] + uProp;
break;
}
}
}
}
div = null;
})();
$.fn.cluetip.defaults = $.cluetip.defaults;
})(jQuery);
/*</nowiki>*/