2 Copyright (c) 2009, Yahoo! Inc. All rights reserved.
3 Code licensed under the BSD License:
4 http://developer.yahoo.net/yui/license.txt
8 YUI.add('classnamemanager', function(Y) {
11 * Contains a singleton (ClassNameManager) that enables easy creation and caching of
12 * prefixed class names.
13 * @module classnamemanager
17 * A singleton class providing:
20 * <li>Easy creation of prefixed class names</li>
21 * <li>Caching of previously created class names for improved performance.</li>
24 * @class ClassNameManager
29 var CLASS_NAME_PREFIX = 'classNamePrefix',
30 CLASS_NAME_DELIMITER = 'classNameDelimiter',
36 * Configuration property indicating the prefix for all CSS class names in this YUI instance.
38 * @property Y.config.classNamePrefix
43 CONFIG[CLASS_NAME_PREFIX] = CONFIG[CLASS_NAME_PREFIX] || 'yui';
46 * Configuration property indicating the delimiter used to compose all CSS class names in
49 * @property Y.config.classNameDelimiter
54 CONFIG[CLASS_NAME_DELIMITER] = CONFIG[CLASS_NAME_DELIMITER] || '-';
56 Y.ClassNameManager = function () {
58 var sPrefix = CONFIG[CLASS_NAME_PREFIX],
59 sDelimiter = CONFIG[CLASS_NAME_DELIMITER];
64 * Returns a class name prefixed with the the value of the
65 * <code>Y.config.classNamePrefix</code> attribute + the provided strings.
66 * Uses the <code>Y.config.classNameDelimiter</code> attribute to delimit the
67 * provided strings. E.g. Y.ClassNameManager.getClassName('foo','bar'); // yui-foo-bar
69 * @method getClassName
70 * @param {String}+ one or more classname bits to be joined and prefixed
72 getClassName: Y.cached(function (c, x) {
74 var sClass = sPrefix + sDelimiter +
75 // ((x) ? Y.Array(arguments, 0, true).join(sDelimiter) : c);
76 ((x) ? Array.prototype.join.call(arguments, sDelimiter) : c);
78 return sClass.replace(/\s/g, '');