index.vue
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<template>
<el-tabs v-model="activeIndex"
v-if="openTab.length"
type="card"
:closable = "tabCloseable"
@tab-click='tabClick'
@tab-remove="tabRemove"
style="width: 100%">
<el-tab-pane
v-for="(item, index) in this.$store.state.openTab"
:key="item.name"
:label="item.name"
:name="item.route"
>
<section class="content-container">
<div class="grid-content bg-purple-light">
<!-- <el-col :span="24" class="breadcrumb-container">-->
<!-- <strong class="title">{{$route.name}}</strong>-->
<!-- <el-breadcrumb separator="/" class="breadcrumb-inner">-->
<!-- <el-breadcrumb-item v-for="item in $route.matched" :key="item.path">-->
<!-- {{ item.name }}-->
<!-- </el-breadcrumb-item>-->
<!-- </el-breadcrumb>-->
<!-- </el-col>-->
<el-col :span="24" class="content-wrapper">
<transition name="fade" mode="out-in">
<router-view></router-view>
</transition>
</el-col>
</div>
</section>
</el-tab-pane>
</el-tabs>
</template>
<script>
export default {
name: 'TabMenu',
data() {
return {
tabCloseable: true
}
},
methods: {
initTab(){
// 刷新时以当前路由做为tab加入tabs
// 当前路由不是首页时，添加首页以及另一页到store里，并设置激活状态
// 当当前路由是首页时，添加首页到store，并设置激活状态
if (this.$route.path !== '/' && this.$route.path !== '/main') {
// console.log('1');
this.$store.commit('add_tabs', {route: '/main' , name: '首页'});
this.$store.commit('add_tabs', {route: this.$route.path , name: this.$route.name });
this.$store.commit('set_active_index', this.$route.path);
} else {
// console.log('2');
this.$store.commit('add_tabs', {route: '/main', name: '首页'});
this.$store.commit('set_active_index', '/main');
this.$router.push('/main');
}
},
tabClick(tab){
// console.log("tab",tab);
// console.log('active',this.$store.state.activeIndex);
this.$router.push({path: this.$store.state.activeIndex});
},
tabRemove(targetName){
// console.log("tabRemove",targetName);
//首页不删
if(targetName == '/main'){
return
}
this.$store.commit('delete_tabs', targetName);
if (this.$store.state.activeIndex === targetName) {
// 设置当前激活的路由
if (this.$store.state.openTab && this.$store.state.openTab.length >=1) {
// console.log('=============',this.$store.state.openTab[this.$store.state.openTab.length-1].route)
this.$store.commit('set_active_index', this.$store.state.openTab[this.$store.state.openTab.length-1].route);
this.$router.push({path: this.$store.state.activeIndex});
this.tabCloseable = false;
} else {
this.$router.push({path: '/main'});
}
}
},
},
mounted() {
this.initTab();
},
watch:{
'$route'(to,from){
//判断路由是否已经打开
//已经打开的 ，将其置为active
//未打开的，将其放入队列里
let flag = false;
for(let item of this.$store.state.openTab){
// console.log("item.name",item.name)
// console.log("t0.name",to.name)
if(item.name === to.name){
// console.log('to.path',to.path);
this.$store.commit('set_active_index',to.path)
flag = true;
break;
}
}
if(!flag){
// console.log('to.path',to.path);
this.$store.commit('add_tabs', {route: to.path, name: to.name});
this.$store.commit('set_active_index', to.path);
}
}
},
computed:{
openTab:{
get: function () {
return this.$store.state.openTab;
},
set:function (value) {
this.$store.commit('set_tabs', {value});
// console.log("opebTab监视:value = "+ value);
}
},
activeIndex:{
get:function () {
return this.$store.state.activeIndex;
},
set:function (value) {
this.$store.commit('set_active_index', value);
}
}
}
}
</script>
<style>
</style>