Current Path : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/event-mousewheel/ |
Current File : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/event-mousewheel/event-mousewheel.js |
/* YUI 3.17.2 (build 9c3c78e) Copyright 2014 Yahoo! Inc. All rights reserved. Licensed under the BSD License. http://yuilibrary.com/license/ */ YUI.add('event-mousewheel', function (Y, NAME) { /** * Adds mousewheel event support * @module event * @submodule event-mousewheel */ var DOM_MOUSE_SCROLL = 'DOMMouseScroll', fixArgs = function(args) { var a = Y.Array(args, 0, true), target; if (Y.UA.gecko) { a[0] = DOM_MOUSE_SCROLL; target = Y.config.win; } else { target = Y.config.doc; } if (a.length < 3) { a[2] = target; } else { a.splice(2, 0, target); } return a; }; /** * Mousewheel event. This listener is automatically attached to the * correct target, so one should not be supplied. Mouse wheel * direction and velocity is stored in the 'wheelDelta' field. * @event mousewheel * @param type {string} 'mousewheel' * @param fn {function} the callback to execute * @param context optional context object * @param args 0..n additional arguments to provide to the listener. * @return {EventHandle} the detach handle * @for YUI */ Y.Env.evt.plugins.mousewheel = { on: function() { return Y.Event._attach(fixArgs(arguments)); }, detach: function() { return Y.Event.detach.apply(Y.Event, fixArgs(arguments)); } }; }, '3.17.2', {"requires": ["node-base"]});