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400 lines
15 KiB
400 lines
15 KiB
/*
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@Author:
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@Time: 2018-04
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@Tittle: bodyTab
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@Description: 点击对应按钮添加新窗口
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*/
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var tabFilter,menu=[],liIndex,curNav,delMenu,
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changeRefreshStr = window.sessionStorage.getItem("changeRefresh");
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layui.define(["element","jquery"],function(exports){
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var element = layui.element,
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$ = layui.$,
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layId,
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Tab = function(){
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this.tabConfig = {
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openTabNum : undefined, //最大可打开窗口数量
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tabFilter : "bodyTab", //添加窗口的filter
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url : undefined //获取菜单json地址
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}
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};
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//生成左侧菜单
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Tab.prototype.navBar = function(strData){
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var data;
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if(typeof(strData) == "string"){
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var data = JSON.parse(strData); //部分用户解析出来的是字符串，转换一下
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}else{
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data = strData;
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}
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var ulHtml = '';
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for(var i=0;i<data.length;i++){
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if(data[i].spread || data[i].spread == undefined){
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ulHtml += '<li class="layui-nav-item layui-nav-itemed">';
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}else{
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ulHtml += '<li class="layui-nav-item">';
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}
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if(data[i].children != undefined && data[i].children.length > 0){
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ulHtml += '<a>';
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if(data[i].icon != undefined && data[i].icon != ''){
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if(data[i].icon.indexOf("icon-") != -1){
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ulHtml += '<i class="seraph '+data[i].icon+'" data-icon="'+data[i].icon+'"></i>';
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}else{
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ulHtml += '<i class="layui-icon" data-icon="'+data[i].icon+'">'+data[i].icon+'</i>';
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}
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}
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ulHtml += '<cite>'+data[i].title+'</cite>';
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ulHtml += '<span class="layui-nav-more"></span>';
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ulHtml += '</a>';
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ulHtml += '<dl class="layui-nav-child">';
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for(var j=0;j<data[i].children.length;j++){
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if(data[i].children[j].target == "_blank"){
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ulHtml += '<dd><a data-url="'+data[i].children[j].href+'" target="'+data[i].children[j].target+'">';
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}else{
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ulHtml += '<dd><a data-url="'+data[i].children[j].href+'">';
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}
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if(data[i].children[j].icon != undefined && data[i].children[j].icon != ''){
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if(data[i].children[j].icon.indexOf("icon-") != -1){
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ulHtml += '<i class="seraph '+data[i].children[j].icon+'" data-icon="'+data[i].children[j].icon+'"></i>';
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}else{
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ulHtml += '<i class="layui-icon" data-icon="'+data[i].children[j].icon+'">'+data[i].children[j].icon+'</i>';
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}
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}
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ulHtml += '<cite>'+data[i].children[j].title+'</cite></a></dd>';
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}
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ulHtml += "</dl>";
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}else{
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if(data[i].target == "_blank"){
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ulHtml += '<a data-url="'+data[i].href+'" target="'+data[i].target+'">';
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}else{
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ulHtml += '<a data-url="'+data[i].href+'">';
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}
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if(data[i].icon != undefined && data[i].icon != ''){
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if(data[i].icon.indexOf("icon-") != -1){
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ulHtml += '<i class="seraph '+data[i].icon+'" data-icon="'+data[i].icon+'"></i>';
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}else{
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ulHtml += '<i class="layui-icon" data-icon="'+data[i].icon+'">'+data[i].icon+'</i>';
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}
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}
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ulHtml += '<cite>'+data[i].title+'</cite></a>';
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}
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ulHtml += '</li>';
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}
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return ulHtml;
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}
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//获取二级菜单数据
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Tab.prototype.render = function() {
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//显示左侧菜单
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var _this = this;
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$(".navBar ul").html('').append(_this.navBar(dataStr)).height($(window).height()-82);
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element.init(); //初始化页面元素
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$(window).resize(function(){
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$(".navBar").height($(window).height()-82);
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})
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}
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//是否点击窗口切换刷新页面
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Tab.prototype.changeRegresh = function(index){
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if(changeRefreshStr == "true"){
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$(".clildFrame .layui-tab-item").eq(index).find("iframe")[0].contentWindow.location.reload();
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}
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}
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//参数设置
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Tab.prototype.set = function(option) {
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var _this = this;
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$.extend(true, _this.tabConfig, option);
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return _this;
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};
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//通过title获取lay-id
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Tab.prototype.getLayId = function(title){
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$(".layui-tab-title.top_tab li").each(function(){
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if($(this).find("cite").text() == title){
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layId = $(this).attr("lay-id");
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}
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})
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return layId;
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}
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//通过title判断tab是否存在
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Tab.prototype.hasTab = function(title){
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var tabIndex = -1;
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$(".layui-tab-title.top_tab li").each(function(){
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if($(this).find("cite").text() == title){
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tabIndex = 1;
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}
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})
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return tabIndex;
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}
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//右侧内容tab操作
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var tabIdIndex = 0;
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Tab.prototype.tabAdd = function(_this){
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if(window.sessionStorage.getItem("menu")){
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menu = JSON.parse(window.sessionStorage.getItem("menu"));
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}
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var that = this;
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var openTabNum = that.tabConfig.openTabNum;
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tabFilter = that.tabConfig.tabFilter;
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if(_this.attr("target") == "_blank"){
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window.open(_this.attr("data-url"));
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}else if(_this.attr("data-url") != undefined){
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var title = '';
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if(_this.find("i.seraph,i.layui-icon").attr("data-icon") != undefined){
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if(_this.find("i.seraph").attr("data-icon") != undefined){
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title += '<i class="seraph '+_this.find("i.seraph").attr("data-icon")+'"></i>';
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}else{
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title += '<i class="layui-icon">'+_this.find("i.layui-icon").attr("data-icon")+'</i>';
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}
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}
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//已打开的窗口中不存在
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if(that.hasTab(_this.find("cite").text()) == -1 && _this.siblings("dl.layui-nav-child").length == 0){
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if($(".layui-tab-title.top_tab li").length == openTabNum){
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layer.msg('只能同时打开'+openTabNum+'个选项卡哦。不然系统会卡的！');
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return;
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}
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tabIdIndex++;
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title += '<cite>'+_this.find("cite").text()+'</cite>';
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title += '<i class="layui-icon layui-unselect layui-tab-close" data-id="'+tabIdIndex+'">ဆ</i>';
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element.tabAdd(tabFilter, {
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title : title,
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content :"<iframe src='"+_this.attr("data-url")+"' data-id='"+tabIdIndex+"'></frame>",
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id : new Date().getTime()
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})
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//当前窗口内容
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var curmenu = {
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"icon" : _this.find("i.seraph").attr("data-icon")!=undefined ? _this.find("i.seraph").attr("data-icon") : _this.find("i.layui-icon").attr("data-icon"),
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"title" : _this.find("cite").text(),
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"href" : _this.attr("data-url"),
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"layId" : new Date().getTime()
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}
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menu.push(curmenu);
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window.sessionStorage.setItem("menu",JSON.stringify(menu)); //打开的窗口
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window.sessionStorage.setItem("curmenu",JSON.stringify(curmenu)); //当前的窗口
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element.tabChange(tabFilter, that.getLayId(_this.find("cite").text()));
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that.tabMove(); //顶部窗口是否可滚动
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}else{
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//当前窗口内容
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var curmenu = {
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"icon" : _this.find("i.seraph").attr("data-icon")!=undefined ? _this.find("i.seraph").attr("data-icon") : _this.find("i.layui-icon").attr("data-icon"),
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"title" : _this.find("cite").text(),
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"href" : _this.attr("data-url")
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}
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that.changeRegresh(_this.parent('.layui-nav-item').index());
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window.sessionStorage.setItem("curmenu", JSON.stringify(curmenu)); //当前的窗口
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element.tabChange(tabFilter, that.getLayId(_this.find("cite").text()));
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that.tabMove(); //顶部窗口是否可滚动
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}
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}
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}
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//顶部窗口移动
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Tab.prototype.tabMove = function(){
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$(window).on("resize",function(event){
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var topTabsBox = $("#top_tabs_box"),
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topTabsBoxWidth = $("#top_tabs_box").width(),
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topTabs = $("#top_tabs"),
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topTabsWidth = $("#top_tabs").width(),
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tabLi = topTabs.find("li.layui-this"),
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top_tabs = document.getElementById("top_tabs"),
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event = event || window.event;
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if(topTabsWidth > topTabsBoxWidth){
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if(tabLi.position().left > topTabsBoxWidth || tabLi.position().left+topTabsBoxWidth > topTabsWidth){
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topTabs.css("left",topTabsBoxWidth-topTabsWidth);
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}else{
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topTabs.css("left",-tabLi.position().left);
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}
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//拖动效果
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var flag = false;
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var cur = {
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x:0,
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y:0
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}
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var nx,dx,x ;
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function down(event){
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flag = true;
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var touch ;
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if(event.touches){
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touch = event.touches[0];
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}else {
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touch = event;
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}
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cur.x = touch.clientX;
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dx = top_tabs.offsetLeft;
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}
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function move(event){
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var self = this;
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if(flag){
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window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
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var touch ;
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if(event.touches){
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touch = event.touches[0];
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}else {
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touch = event;
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}
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nx = touch.clientX - cur.x;
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x = dx+nx;
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if(x > 0){
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x = 0;
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}else{
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if(x < topTabsBoxWidth-topTabsWidth){
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x = topTabsBoxWidth-topTabsWidth;
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}else{
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x = dx+nx;
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}
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}
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top_tabs.style.left = x +"px";
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//阻止页面的滑动默认事件
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document.addEventListener("touchmove",function(){
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event.preventDefault();
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},false);
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}
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}
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//鼠标释放时候的函数
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function end(){
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flag = false;
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}
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//pc端拖动效果
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topTabs.on("mousedown",down);
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topTabs.on("mousemove",move);
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$(document).on("mouseup",end);
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//移动端拖动效果
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topTabs.on("touchstart",down);
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topTabs.on("touchmove",move);
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topTabs.on("touchend",end);
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}else{
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//移除pc端拖动效果
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topTabs.off("mousedown",down);
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topTabs.off("mousemove",move);
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topTabs.off("mouseup",end);
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//移除移动端拖动效果
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topTabs.off("touchstart",down);
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topTabs.off("touchmove",move);
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topTabs.off("touchend",end);
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topTabs.removeAttr("style");
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return false;
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}
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}).resize();
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}
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//切换后获取当前窗口的内容
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$("body").on("click",".top_tab li",function(){
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var curmenu = '';
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var menu = JSON.parse(window.sessionStorage.getItem("menu"));
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if(window.sessionStorage.getItem("menu")) {
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curmenu = menu[$(this).index() - 1];
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}
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if($(this).index() == 0){
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window.sessionStorage.setItem("curmenu",'');
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}else{
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window.sessionStorage.setItem("curmenu",JSON.stringify(curmenu));
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if(window.sessionStorage.getItem("curmenu") == "undefined"){
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//如果删除的不是当前选中的tab,则将curmenu设置成当前选中的tab
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if(curNav != JSON.stringify(delMenu)){
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window.sessionStorage.setItem("curmenu",curNav);
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}else{
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window.sessionStorage.setItem("curmenu",JSON.stringify(menu[liIndex-1]));
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}
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}
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}
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element.tabChange(tabFilter,$(this).attr("lay-id")).init();
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bodyTab.changeRegresh($(this).index());
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setTimeout(function(){
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bodyTab.tabMove();
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},100);
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})
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//删除tab
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$("body").on("click",".top_tab li i.layui-tab-close",function(){
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//删除tab后重置session中的menu和curmenu
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liIndex = $(this).parent("li").index();
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var menu = JSON.parse(window.sessionStorage.getItem("menu"));
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if(menu != null) {
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//获取被删除元素
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delMenu = menu[liIndex - 1];
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var curmenu = window.sessionStorage.getItem("curmenu") == "undefined" ? undefined : window.sessionStorage.getItem("curmenu") == "" ? '' : JSON.parse(window.sessionStorage.getItem("curmenu"));
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if (JSON.stringify(curmenu) != JSON.stringify(menu[liIndex - 1])) { //如果删除的不是当前选中的tab
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// window.sessionStorage.setItem("curmenu",JSON.stringify(curmenu));
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curNav = JSON.stringify(curmenu);
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} else {
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if ($(this).parent("li").length > liIndex) {
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window.sessionStorage.setItem("curmenu", curmenu);
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curNav = curmenu;
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} else {
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window.sessionStorage.setItem("curmenu", JSON.stringify(menu[liIndex - 1]));
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curNav = JSON.stringify(menu[liIndex - 1]);
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}
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}
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menu.splice((liIndex - 1), 1);
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window.sessionStorage.setItem("menu", JSON.stringify(menu));
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}
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element.tabDelete("bodyTab",$(this).parent("li").attr("lay-id")).init();
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bodyTab.tabMove();
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})
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//刷新当前
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$(".refresh").on("click",function(){ //此处添加禁止连续点击刷新一是为了降低服务器压力，另外一个就是为了防止超快点击造成chrome本身的一些js文件的报错(不过貌似这个问题还是存在，不过概率小了很多)
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if($(this).hasClass("refreshThis")){
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$(this).removeClass("refreshThis");
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$(".clildFrame .layui-tab-item.layui-show").find("iframe")[0].contentWindow.location.reload();
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setTimeout(function(){
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$(".refresh").addClass("refreshThis");
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},2000)
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}else{
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layer.msg("您点击的速度超过了服务器的响应速度，还是等两秒再刷新吧！");
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}
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})
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//关闭其他
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$(".closePageOther").on("click",function(){
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if($("#top_tabs li").length>2 && $("#top_tabs li.layui-this cite").text()!="后台首页"){
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var menu = JSON.parse(window.sessionStorage.getItem("menu"));
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$("#top_tabs li").each(function(){
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if($(this).attr("lay-id") != '' && !$(this).hasClass("layui-this")){
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element.tabDelete("bodyTab",$(this).attr("lay-id")).init();
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//此处将当前窗口重新获取放入session，避免一个个删除来回循环造成的不必要工作量
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for(var i=0;i<menu.length;i++){
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if($("#top_tabs li.layui-this cite").text() == menu[i].title){
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menu.splice(0,menu.length,menu[i]);
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window.sessionStorage.setItem("menu",JSON.stringify(menu));
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}
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}
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}
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})
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}else if($("#top_tabs li.layui-this cite").text()=="后台首页" && $("#top_tabs li").length>1){
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$("#top_tabs li").each(function(){
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if($(this).attr("lay-id") != '' && !$(this).hasClass("layui-this")){
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element.tabDelete("bodyTab",$(this).attr("lay-id")).init();
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window.sessionStorage.removeItem("menu");
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menu = [];
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window.sessionStorage.removeItem("curmenu");
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}
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})
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}else{
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layer.msg("没有可以关闭的窗口了");
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}
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//渲染顶部窗口
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tab.tabMove();
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})
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//关闭全部
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$(".closePageAll").on("click",function(){
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if($("#top_tabs li").length > 1){
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$("#top_tabs li").each(function(){
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if($(this).attr("lay-id") != ''){
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element.tabDelete("bodyTab",$(this).attr("lay-id")).init();
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window.sessionStorage.removeItem("menu");
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menu = [];
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window.sessionStorage.removeItem("curmenu");
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}
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})
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}else{
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layer.msg("没有可以关闭的窗口了@_@");
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}
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//渲染顶部窗口
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tab.tabMove();
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})
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var bodyTab = new Tab();
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exports("bodyTab",function(option){
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return bodyTab.set(option);
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});
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})
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