//折叠菜单命名空间
Namespace.register("U.Control.FoldMenu");

/*
    //创建控件函数
    //data 自定义折叠菜单控件数据
    /*
    //    var data = [
    //        { text: '菜单1', submenu: { text: ['子菜单1', '子菜单2', '子菜单3', '子菜单4', '子菜单5']} },
    //        { text: '菜单2', submenu: { text: ['子菜单1', '子菜单2', '子菜单3', '子菜单4', '子菜单5']} }
    //        {......}
    //    ];
    //    text 菜单名字
    //    submenu 是否有子菜单,没有可不写
    */
    //container容器
//*/
U.Control.FoldMenu.CreateElement = function (data, container) {
    if (!data) {
        var data = [
            { text: '菜单1', submenu: { text: ['子菜单1', '子菜单2', '子菜单3', '子菜单4', '子菜单5']} },
            { text: '菜单2', submenu: { text: ['子菜单1', '子菜单2', '子菜单3', '子菜单4', '子菜单5']} }
        ];
    }

    if (data.length) {
        var nav = $$("div", { "class": "U_Control_FoldMenu_nav" }, container); //创建控件最外层元素
        var ul = $$("ul", { "class": "U_Control_FoldMenu_main_menu" }, nav); //创建控件ul元素
        for (var i = 0; i < data.length; i++) {//循环判断
            var li = $$("li", {}, ul); //创建li元素
            var a_menu_title = $$("a", { "class": "U_Control_FoldMenu_menu_title" }, li); //创建ayuans
            a_menu_title.onclick = function () { U.Control.FoldMenu.Lishow(this); } //赋值a元素点击事件
            var img = $$("img", { "class": "U_Control_FoldMenu_Icon", 'src': 'http://d.1473.cn/controls/pc/FoldingMenu/Demo1/img/JT.png' }, a_menu_title); //创建控件菜单箭头元素
            var spna = $$("span", { "innerHTML": data[i].text }, a_menu_title); //创建控件菜单名字
            if (data[i].submenu.text.length) {//判断是否有子菜单
                var sub_menu_ul = $$("ul", { "class": "U_Control_FoldMenu_sub_menu", "style": { "height": "0"} }, li); //创建子菜单ul元素
                for (var j = 0; j < data[i].submenu.text.length; j++) {
                    var li = $$("li", {}, sub_menu_ul);
                    var a = $$("a", { "innerHTML": data[i].submenu.text[j] }, li);
                }
            }
        }
    }
    return nav;
}

/*
    //子菜单显示函数
    //e 事件源元素(event对象)
*/
U.Control.FoldMenu.Lishow = function (e) {
    var menu = e.parentNode.getElementsByTagName("ul")[0];
    if (menu) {
        if (menu.style.height=="0px") {          
        	for (var i = 0; i < $(".U_Control_FoldMenu_main_menu ul").length; i++) {
                $(".U_Control_FoldMenu_main_menu ul")[i].style.height = "0px";
                U.Control.FoldMenu.TS($(".U_Control_FoldMenu_menu_title")[i],0);
                $(".U_Control_FoldMenu_menu_title")[i].className = "U_Control_FoldMenu_menu_title";
            }
            menu.style.height = menu.getElementsByTagName("li").length * 30 + 'px';
            e.className +=" U_Control_FoldMenu_menu_title_active";
            U.Control.FoldMenu.TS(e,90);
    	} 
        else {
        	menu.style.height = 0;
            U.Control.FoldMenu.TS(e,0);
            //$(".U_Control_FoldMenu_menu_title")[i].className = "U_Control_FoldMenu_menu_title";
            e.className = "U_Control_FoldMenu_menu_title";
        }
    }
}
/*
    //图片旋转样式改变函数
    //目标对象
    //n 旋转度数
*/
U.Control.FoldMenu.TS=function(e,n){
    e.getElementsByTagName("img")[0].style.webkitTransform="rotate("+n+"deg)";
    e.getElementsByTagName("img")[0].style.MozTransform="rotate("+n+"deg)";
    e.getElementsByTagName("img")[0].style.msTransform="rotate("+n+"deg)";
    e.getElementsByTagName("img")[0].style.OTransform="rotate("+n+"deg)";
    e.getElementsByTagName("img")[0].style.transform="rotate("+n+"deg)";
}