supply-chain-web/views/systemSet/js/bodyTab.js

/*
	@Author: 请叫我马哥
	@Time: 2017-04
	@Tittle: tab
	@Description: 点击对应按钮添加新窗口
*/
var tabFilter, menu = [],
    liIndex, curNav, delMenu;
layui.define(["element", "jquery"], function (exports) {
    var element = layui.element,
        $ = layui.jquery,
        layId,
        Tab = function () {
            this.tabConfig = {
                closed: true,
                openTabNum: 100,
                tabFilter: "bodyTab"
            }
        };
    var _this = this;
    $.ajax({
        url: 'mainMenu?sysId=' + location.searchObj().sysId,
        data: {
            requestMode: 0
        },
        async: false,
        success: function (res) {
            //layer.closeAll('loading'); //关闭加载层
            if (!(res.retHead.errCode - 0)) {
                navs = res.retBody.list;
                if (!navs) {
                    return;
                }
                //显示左侧菜单
                if ($(".navBar").html() == '') {
                    $(".navBar").html(navBar(navs)).height($(window).height() - 60);
                    $('.navBar li').find('cite').each(function () {
                        if($(this).text()=='功能权限'){
                            $(this).parents('li').addClass('layui-this')
                        }
                    });
                    element.init(); //初始化页面元素
                    $(window).resize(function () {
                        $(".navBar").height($(window).height() - 60);
                    })
                }
            } else if ((res.retHead.errCode - 0) == 1004) {
                top.location.href = window.hywa.jumpPage.login;
            }
        }
    });

    //参数设置
    Tab.prototype.set = function (option) {
        var _this = this;
        $.extend(true, _this.tabConfig, option);
        return _this;
    };

    //通过title获取lay-id
    Tab.prototype.getLayId = function (title) {
        $(".layui-tab-title.top_tab li").each(function () {
            if ($(this).find("cite").text() == title) {
                layId = $(this).attr("lay-id");
            }
        })
        return layId;
    }
    //通过title判断tab是否存在
    Tab.prototype.hasTab = function (title) {
        var tabIndex = -1;
        $(".layui-tab-title.top_tab li").each(function () {
            if ($(this).find("cite").text() == title) {
                tabIndex = 1;
            }
        })
        return tabIndex;
    }

    //右侧内容tab操作
    var tabIdIndex = 0;
    Tab.prototype.tabAdd = function (_this) {
        if (window.sessionStorage.getItem("menu")) {
            menu = JSON.parse(window.sessionStorage.getItem("menu"));
        }
        var that = this;
        var closed = that.tabConfig.closed,
            openTabNum = that.tabConfig.openTabNum;
        tabFilter = that.tabConfig.tabFilter;
        // $(".layui-nav .layui-nav-item a").on("click",function(){
        if (_this.find("i.iconfont,i.layui-icon").attr("data-icon") != undefined) {
            var title = '';
            if (that.hasTab(_this.find("cite").text()) == -1 && _this.siblings("dl.layui-nav-child").length ==
                0) {
                if ($(".layui-tab-title.top_tab li").length == openTabNum) {
                    layer.msg('只能同时打开' + openTabNum + '个选项卡哦。不然系统会卡的！');
                    return;
                }
                tabIdIndex++;
                // if (_this.find("i.iconfont").attr("data-icon") != undefined) {
                //     title += '<i class="iconfont ' + _this.find("i.iconfont").attr("data-icon") + '"></i>';
                // } else {
                //     title += '<i class="layui-icon">' + _this.find("i.layui-icon").attr("data-icon") +
                //         '</i>';
                // }
                title += '<cite>' + _this.find("cite").text() + '</cite>';
                title += '<i class="layui-icon layui-unselect layui-tab-close" data-id="' + tabIdIndex +
                    '">&#x1006;</i>';
                element.tabAdd(tabFilter, {
                    title: title,
                    content: "<iframe src='" + _this.attr("data-url") + "' data-id='" + tabIdIndex +
                        "'></frame>",
                    id: new Date().getTime()
                })

                //当前窗口内容
                var curmenu = {
                    "icon": _this.find("i.iconfont").attr("data-icon") != undefined ? _this.find(
                        "i.iconfont").attr("data-icon") : _this.find("i.layui-icon").attr(
                            "data-icon"),
                    "title": _this.find("cite").text(),
                    "href": _this.attr("data-url"),
                    "layId": new Date().getTime()
                }
                menu.push(curmenu);
                window.sessionStorage.setItem("menu", JSON.stringify(menu)); //打开的窗口
                window.sessionStorage.setItem("curmenu", JSON.stringify(curmenu)); //当前的窗口
                element.tabChange(tabFilter, that.getLayId(_this.find("cite").text()));
            } else {
                //当前窗口内容
                var curmenu = {
                    "icon": _this.find("i.iconfont").attr("data-icon") != undefined ? _this.find(
                        "i.iconfont").attr("data-icon") : _this.find("i.layui-icon").attr(
                            "data-icon"),
                    "title": _this.find("cite").text(),
                    "href": _this.attr("data-url"),
                    "layId": new Date().getTime()
                }
                window.sessionStorage.setItem("curmenu", JSON.stringify(curmenu)); //当前的窗口
                element.tabChange(tabFilter, that.getLayId(_this.find("cite").text()));
            }
        }
        // })
    }
    $("body").on("click", ".top_tab li", function () {
        //切换后获取当前窗口的内容
        var curmenu = '';
        var menu = JSON.parse(window.sessionStorage.getItem("menu"));
        curmenu = menu[$(this).index() - 1];
        if ($(this).index() == 0) {
            window.sessionStorage.setItem("curmenu", '');
        } else {
            window.sessionStorage.setItem("curmenu", JSON.stringify(curmenu));
            if (window.sessionStorage.getItem("curmenu") == "undefined") {
                //如果删除的不是当前选中的tab,则将curmenu设置成当前选中的tab
                if (curNav != JSON.stringify(delMenu)) {
                    window.sessionStorage.setItem("curmenu", curNav);
                } else {
                    window.sessionStorage.setItem("curmenu", JSON.stringify(menu[liIndex - 1]));
                }
            }
        }
        element.tabChange(tabFilter, $(this).attr("lay-id")).init();
    })

    //删除tab
    $("body").on("click", ".top_tab li i.layui-tab-close", function () {
        //删除tab后重置session中的menu和curmenu
        liIndex = $(this).parent("li").index();
        var menu = JSON.parse(window.sessionStorage.getItem("menu"));
        //获取被删除元素
        delMenu = menu[liIndex - 1];
        var curmenu = window.sessionStorage.getItem("curmenu") == "undefined" ? "undefined" : window.sessionStorage
            .getItem("curmenu") == "" ? '' : JSON.parse(window.sessionStorage.getItem("curmenu"));
        if (JSON.stringify(curmenu) != JSON.stringify(menu[liIndex - 1])) { //如果删除的不是当前选中的tab
            // window.sessionStorage.setItem("curmenu",JSON.stringify(curmenu));
            curNav = JSON.stringify(curmenu);
        } else {
            if ($(this).parent("li").length > liIndex) {
                window.sessionStorage.setItem("curmenu", curmenu);
                curNav = curmenu;
            } else {
                window.sessionStorage.setItem("curmenu", JSON.stringify(menu[liIndex - 1]));
                curNav = JSON.stringify(menu[liIndex - 1]);
            }
        }
        menu.splice((liIndex - 1), 1);
        window.sessionStorage.setItem("menu", JSON.stringify(menu));
        element.tabDelete("bodyTab", $(this).parent("li").attr("lay-id")).init();
    })

    var bodyTab = new Tab();
    exports("bodyTab", function (option) {
        return bodyTab.set(option);
    });
})