source: Dev/trunk/src/client/dojox/mobile/_ComboBoxMenu.js

define([
        "dojo/_base/kernel",
        "dojo/_base/declare",
        "dojo/dom-class",
        "dojo/dom-construct",
        "dijit/form/_ComboBoxMenuMixin",
        "dijit/_WidgetBase",
        "./_ListTouchMixin",
        "./scrollable",
        "dojo/has",
        "dojo/has!dojo-bidi?dojox/mobile/bidi/_ComboBoxMenu"
],
        function(dojo, declare, domClass, domConstruct, ComboBoxMenuMixin, WidgetBase, ListTouchMixin, Scrollable, has, BidiComboBoxMenu){
        // module:
        //              dojox/mobile/_ComboBoxMenu

        var _ComboBoxMenu = declare(has("dojo-bidi") ? "dojox.mobile._NonBidiComboBoxMenu" : "dojox.mobile._ComboBoxMenu", [WidgetBase, ListTouchMixin, ComboBoxMenuMixin], {
                // summary:
                //              Focus-less menu for internal use in dojox/mobile/ComboBox.
                //              Abstract methods that must be defined externally:
                //
                //              - onChange: item was explicitly chosen (mousedown somewhere on the menu and mouseup somewhere on the menu);
                //              - onPage: next(1) or previous(-1) button pressed.
                // tags:
                //              private

                // baseClass: String
                //              The name of the CSS class of this widget.
                baseClass: "mblComboBoxMenu",
                
                // bgIframe: [private] Boolean
                //              Flag to prevent the creation of a background iframe, when appropriate. For internal usage. 
                bgIframe: true, // so it's not created for IE and FF

                buildRendering: function(){
                        this.domNode = this.focusNode = domConstruct.create("div", { "class":"mblReset" });
                        this.containerNode = domConstruct.create("div", { style: { position:"absolute", top:0, left:0 } }, this.domNode); // needed for scrollable
                        this.previousButton = domConstruct.create("div", { "class":"mblReset mblComboBoxMenuItem mblComboBoxMenuPreviousButton", role:"option" }, this.containerNode);
                        this.nextButton = domConstruct.create("div", { "class":"mblReset mblComboBoxMenuItem mblComboBoxMenuNextButton", role:"option" }, this.containerNode);
                        this.inherited(arguments);
                },

                _createMenuItem: function(){
                        // override of the method from dijit/form/_ComboBoxMenu.
                        return domConstruct.create("div", {
                                "class": "mblReset mblComboBoxMenuItem" +(this.isLeftToRight() ? "" : " mblComboBoxMenuItemRtl"),
                                role: "option"
                        });
                },

                onSelect: function(/*DomNode*/ node){
                        // summary:
                        //              Add selected CSS.
                        domClass.add(node, "mblComboBoxMenuItemSelected");
                },

                onDeselect: function(/*DomNode*/ node){
                        // summary:
                        //              Remove selected CSS.
                        domClass.remove(node, "mblComboBoxMenuItemSelected");
                },

                onOpen: function(){
                        // summary:
                        //              Called when the menu opens.
                        this.scrollable.init({
                                domNode: this.domNode,
                                containerNode: this.containerNode
                        });
                        this.scrollable.scrollTo({x:0, y:0});
                },

                onClose: function(){
                        // summary:
                        //              Called when the menu closes.
                        this.scrollable.cleanup();
                },

                destroyRendering: function(){
                        this.bgIframe = false; // no iframe to destroy
                        this.inherited(arguments);
                },

                postCreate: function(){
                        this.inherited(arguments);
                        this.scrollable = new Scrollable();
                        this.scrollable.resize = function(){}; // resize changes the height rudely
                }
        });
        return has("dojo-bidi") ? declare("dojox.mobile._ComboBoxMenu", [_ComboBoxMenu, BidiComboBoxMenu]) : _ComboBoxMenu;
});