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