Forked from joachimdoerr/jquery.images-loader-deferred.js
Created
February 15, 2012 14:48
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jquery check: are images loading
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// deferred obj callback | |
function loadImg(selector) { | |
var dfd = $.Deferred(); | |
$(selector).load(function() { dfd.resolve(); }); | |
return dfd.promise(); | |
} | |
// more elements | |
$.when( | |
loadImg('#img1'), | |
loadImg('#img2'), | |
loadImg('#img3')) | |
.then(function() { | |
//do stuff, all images are loaded | |
}); | |
// one element | |
$.when(loadImg('#img1')).then(function() { | |
//do stuff, the image is loaded | |
}); |
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// imgesload callback | |
$.fn.imagesLoaded=function(callback){var $images=this.find('img'),len=$images.length,_this=this,blank='data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==';function triggerCallback(){callback.call(_this,$images)}function imgLoaded(){if(--len<=0&&this.src!==blank){setTimeout(triggerCallback);$images.unbind('load error',imgLoaded)}}if(!len){triggerCallback()}$images.bind('load error',imgLoaded).each(function(){if(this.complete||this.complete===undefined){var src=this.src;this.src=blank;this.src=src}});return this}; | |
// function isImageLoad | |
function isImageLoad(){ | |
var objImagesContainer = $('#alpha').hide(); | |
function showContainer(objThisContainer,$images) { | |
objThisContainer.show(); | |
} | |
objImagesContainer.imagesLoaded(function($images) { | |
showContainer(this,$images); | |
}); | |
}; | |
// initialize | |
isImageLoad(); |
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