# Source: tab.js

    /*
     * JBoss, Home of Professional Open Source
     * Copyright ${year}, Red Hat, Inc. and individual contributors
     * by the @authors tag. See the copyright.txt in the distribution for a
     * full listing of individual contributors.
     *
     * This is free software; you can redistribute it and/or modify it
     * under the terms of the GNU Lesser General Public License as
     * published by the Free Software Foundation; either version 2.1 of
     * the License, or (at your option) any later version.
     *
     * This software is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
     * Lesser General Public License for more details.
     *
     * You should have received a copy of the GNU Lesser General Public
     * License along with this software; if not, write to the Free
     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
     */

    (function ($, rf) {

        rf.ui = rf.ui || {};

        rf.ui.Tab = rf.ui.TogglePanelItem.extendClass({
                // class name
                name:"Tab",

                /**
                 * Backing object for rich:tab
                 *
                 * @extends RichFaces.ui.TogglePanelItem
                 * @memberOf! RichFaces.ui
                 * @constructs RichFaces.ui.Tab
                 *
                 * @param {string} componentId - component id
                 * @param {Object} options - params
                 * */
                init : function (componentId, options) {
                    $super.constructor.call(this, componentId, options);
                    this.attachToDom();
                    this.index = options["index"];
                    this.getTogglePanel().getItems()[this.index] = this;
                },

                /**
                 * @private
                 * @memberOf! RichFaces.ui.Tab#
                 * @param newState {string} = inactive | active | disabled
                 *     in that case looking header by css class appropriate to this state
                 *
                 * @return {jQuery}
                 * */
                __header : function (newState) {
                    var header = $(rf.getDomElement(this.id + ":header"));

                    for (var state in stateMap) {
                        if (stateMap.hasOwnProperty(state)) {
                            if (state !== newState) {
                                header.removeClass(stateMap[state]);
                            }
                            if (!header.hasClass(stateMap[newState])) {
                                header.addClass(stateMap[newState]);
                            }
                        }
                    }
                    return header;
                },

                /**
                 * @private
                 * @memberOf! RichFaces.ui.Tab#
                 * @return {jQuery}
                 * */
                __content : function () {
                    if (!this.__content_) {
                        this.__content_ = $(rf.getDomElement(this.id));
                    }
                    return this.__content_;
                },

                /**
                 * used in TogglePanel
                 * @private
                 **/
                __enter : function () {

                    this.__content().show();
                    this.__header("active");

                    return this.__fireEnter();
                },

                __fireLeave : function () {
                    return rf.Event.fireById(this.id + ":content", "leave");
                },

                __fireEnter : function () {
                    return rf.Event.fireById(this.id + ":content", "enter");
                },

                __addUserEventHandler : function (name) {
                    var handler = this.options["on" + name];
                    if (handler) {
                        var userHandler = rf.Event.bindById(this.id + ":content", name, handler);
                    }
                },

                getHeight : function (recalculate) {
                    if (recalculate || !this.__height) {
                        this.__height = $(rf.getDomElement(this.id)).outerHeight(true)
                    }

                    return this.__height;
                },

                /**
                 * @private
                 *
                 * used in TogglePanel
                 * */
                __leave : function () {
                    var continueProcess = this.__fireLeave();
                    if (!continueProcess) {
                        return false;
                    }

                    this.__content().hide();
                    this.__header("inactive");

                    return true;
                },

                /***************************** Private Methods ********************************************************/

                destroy: function () {
                    var parent = this.getTogglePanel();
                    if (parent && parent.getItems && parent.getItems()[this.index]) {
                        delete parent.getItems()[this.index];
                    }

                    rf.Event.unbindById(this.id);

                    $super.destroy.call(this);
                }
            });

        // define super class link
        var $super = rf.ui.Tab.$super;

        var stateMap = {
            active: 'rf-tab-hdr-act',
            inactive: 'rf-tab-hdr-inact',
            disabled: 'rf-tab-hdr-dis'
        };
    })(RichFaces.jQuery, RichFaces);