# Yahoo! UI Library

### Menu 2.5.1

Yahoo! UI Library > menu > menubaritem.js (source view)

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    /**
    * Creates an item for a menu bar.
    *
    * @param {String} p_oObject String specifying the text of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-74680021">HTMLLIElement</a>} p_oObject Object specifying the
    * <code>&#60;li&#62;</code> element of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-38450247">HTMLOptGroupElement</a>} p_oObject Object
    * specifying the <code>&#60;optgroup&#62;</code> element of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-70901257">HTMLOptionElement</a>} p_oObject Object specifying
    * the <code>&#60;option&#62;</code> element of the menu bar item.
    * @param {Object} p_oConfig Optional. Object literal specifying the
    * configuration for the menu bar item. See configuration class documentation
    * for more details.
    * @class MenuBarItem
    * @constructor
    * @extends YAHOO.widget.MenuItem
    */
    YAHOO.widget.MenuBarItem = function(p_oObject, p_oConfig) {

        YAHOO.widget.MenuBarItem.superclass.constructor.call(this,
            p_oObject, p_oConfig);

    };

    YAHOO.lang.extend(YAHOO.widget.MenuBarItem, YAHOO.widget.MenuItem, {

    /**
    * @method init
    * @description The MenuBarItem class's initialization method. This method is
    * automatically called by the constructor, and sets up all DOM references for
    * pre-existing markup, and creates required markup if it is not already present.
    * @param {String} p_oObject String specifying the text of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-74680021">HTMLLIElement</a>} p_oObject Object specifying the
    * <code>&#60;li&#62;</code> element of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-38450247">HTMLOptGroupElement</a>} p_oObject Object
    * specifying the <code>&#60;optgroup&#62;</code> element of the menu bar item.
    * @param {<a href="http://www.w3.org/TR/2000/WD-DOM-Level-1-20000929/level-
    * one-html.html#ID-70901257">HTMLOptionElement</a>} p_oObject Object specifying
    * the <code>&#60;option&#62;</code> element of the menu bar item.
    * @param {Object} p_oConfig Optional. Object literal specifying the
    * configuration for the menu bar item. See configuration class documentation
    * for more details.
    */
    init: function(p_oObject, p_oConfig) {

        if(!this.SUBMENU_TYPE) {

            this.SUBMENU_TYPE = YAHOO.widget.Menu;

        }

        /*
            Call the init of the superclass (YAHOO.widget.MenuItem)
            Note: We don't pass the user config in here yet
            because we only want it executed once, at the lowest
            subclass level.
        */

        YAHOO.widget.MenuBarItem.superclass.init.call(this, p_oObject);

        var oConfig = this.cfg;

        if(p_oConfig) {

            oConfig.applyConfig(p_oConfig, true);

        }

        oConfig.fireQueue();

    },

    // Constants

    /**
    * @property CSS_CLASS_NAME
    * @description String representing the CSS class(es) to be applied to the
    * <code>&#60;li&#62;</code> element of the menu bar item.
    * @default "yuimenubaritem"
    * @final
    * @type String
    */
    CSS_CLASS_NAME: "yuimenubaritem",

    /**
    * @property CSS_LABEL_CLASS_NAME
    * @description String representing the CSS class(es) to be applied to the
    * menu bar item's <code>&#60;a&#62;</code> element.
    * @default "yuimenubaritemlabel"
    * @final
    * @type String
    */
    CSS_LABEL_CLASS_NAME: "yuimenubaritemlabel",

    // Public methods

    /**
    * @method toString
    * @description Returns a string representing the menu bar item.
    * @return {String}
    */
    toString: function() {

        var sReturnVal = "MenuBarItem";

        if(this.cfg && this.cfg.getProperty("text")) {

            sReturnVal += (": " + this.cfg.getProperty("text"));

        }

        return sReturnVal;

    }

    }); // END YAHOO.lang.extend

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