libjs-jquery-mousewheel 10-1 / usr / share / javascript / jquery-mousewheel / jquery.mousewheel.min.js

/*! Copyright (c) 2009 Brandon Aaron (http://brandonaaron.net)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 * Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
 * Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
 *
 * Version: 3.0.2
 * 
 * Requires: 1.2.2+
 */(function(e){function n(t){var n=[].slice.call(arguments,1),r=0,i=!0;return t=e.event.fix(t||window.event),t.type="mousewheel",t.wheelDelta&&(r=t.wheelDelta/120),t.detail&&(r=-t.detail/3),n.unshift(t,r),e.event.handle.apply(this,n)}var t=["DOMMouseScroll","mousewheel"];e.event.special.mousewheel={setup:function(){if(this.addEventListener)for(var e=t.length;e;)this.addEventListener(t[--e],n,!1);else this.onmousewheel=n},teardown:function(){if(this.removeEventListener)for(var e=t.length;e;)this.removeEventListener(t[--e],n,!1);else this.onmousewheel=null}},e.fn.extend({mousewheel:function(e){return e?this.bind("mousewheel",e):this.trigger("mousewheel")},unmousewheel:function(e){return this.unbind("mousewheel",e)}})})(jQuery);