Current Path : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/pluginhost-config/ |
Current File : C:/xampp/htdocs/moodle/lib/yuilib/3.17.2/pluginhost-config/pluginhost-config.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('pluginhost-config', function (Y, NAME) { /** * Adds pluginhost constructor configuration and static configuration support * @submodule pluginhost-config */ var PluginHost = Y.Plugin.Host, L = Y.Lang; /** * A protected initialization method, used by the host class to initialize * plugin configurations passed the constructor, through the config object. * * Host objects should invoke this method at the appropriate time in their * construction lifecycle. * * @method _initConfigPlugins * @param {Object} config The configuration object passed to the constructor * @protected * @for Plugin.Host */ PluginHost.prototype._initConfigPlugins = function(config) { // Class Configuration var classes = (this._getClasses) ? this._getClasses() : [this.constructor], plug = [], unplug = {}, constructor, i, classPlug, classUnplug, pluginClassName; // TODO: Room for optimization. Can we apply statically/unplug in same pass? for (i = classes.length - 1; i >= 0; i--) { constructor = classes[i]; classUnplug = constructor._UNPLUG; if (classUnplug) { // subclasses over-write Y.mix(unplug, classUnplug, true); } classPlug = constructor._PLUG; if (classPlug) { // subclasses over-write Y.mix(plug, classPlug, true); } } for (pluginClassName in plug) { if (plug.hasOwnProperty(pluginClassName)) { if (!unplug[pluginClassName]) { this.plug(plug[pluginClassName]); } } } // User Configuration if (config && config.plugins) { this.plug(config.plugins); } }; /** * Registers plugins to be instantiated at the class level (plugins * which should be plugged into every instance of the class by default). * * @method plug * @static * * @param {Function} hostClass The host class on which to register the plugins * @param {Function | Array} plugin Either the plugin class, an array of plugin classes or an array of objects (with fn and cfg properties defined) * @param {Object} config (Optional) If plugin is the plugin class, the configuration for the plugin * @for Plugin.Host */ PluginHost.plug = function(hostClass, plugin, config) { // Cannot plug into Base, since Plugins derive from Base [ will cause infinite recurrsion ] var p, i, l, name; if (hostClass !== Y.Base) { hostClass._PLUG = hostClass._PLUG || {}; if (!L.isArray(plugin)) { if (config) { plugin = {fn:plugin, cfg:config}; } plugin = [plugin]; } for (i = 0, l = plugin.length; i < l;i++) { p = plugin[i]; name = p.NAME || p.fn.NAME; hostClass._PLUG[name] = p; } } }; /** * Unregisters any class level plugins which have been registered by the host class, or any * other class in the hierarchy. * * @method unplug * @static * * @param {Function} hostClass The host class from which to unregister the plugins * @param {Function | Array} plugin The plugin class, or an array of plugin classes * @for Plugin.Host */ PluginHost.unplug = function(hostClass, plugin) { var p, i, l, name; if (hostClass !== Y.Base) { hostClass._UNPLUG = hostClass._UNPLUG || {}; if (!L.isArray(plugin)) { plugin = [plugin]; } for (i = 0, l = plugin.length; i < l; i++) { p = plugin[i]; name = p.NAME; if (!hostClass._PLUG[name]) { hostClass._UNPLUG[name] = p; } else { delete hostClass._PLUG[name]; } } } }; }, '3.17.2', {"requires": ["pluginhost-base"]});