/*
* Special event for image load events
* Needed because some browsers does not trigger the event on cached images.
* MIT License
* Paul Irish | @paul_irish | www.paulirish.com
* Andree Hansson | @peolanha | www.andreehansson.se
* 2010.
*
* Usage:
* $(images).bind('load', function (e) {
* // Do stuff on load
* });
*
* Note that you can bind the 'error' event on data uri images, this will trigger when
* data uri images isn't supported.
*
* Tested in:
* FF 3+
* IE 6-8
* Chromium 5-6
* Opera 9-10
*/
(function ($) {
$.event.special.load = {
add: function (hollaback) {
if ( this.nodeType === 1 && this.tagName.toLowerCase() === 'img' && this.src !== '' ) {
// Image is already complete, fire the hollaback (fixes browser issues were cached
// images isn't triggering the load event)
if ( this.complete || this.readyState === 4 ) {
hollaback.handler.apply(this);
}
// Check if data URI images is supported, fire 'error' event if not
else if ( this.readyState === 'uninitialized' && this.src.indexOf('data:') === 0 ) {
$(this).trigger('error');
}
else {
$(this).bind('load', hollaback.handler);
}
}
}
};
}(jQuery));