<template>
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<global-layout>
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<a-tabs v-if="multipage" :active-key="activePage" style="margin-bottom: 8px" :hide-add="true" type="editable-card" @change="changePage" @edit="editPage">
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<a-tab-pane v-on="$listeners" :key="page.fullPath" v-for="page in pageList" :tab="page.name"/>
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</a-tabs>
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<transition name="page-toggle">
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<keep-alive v-if="multipage">
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<router-view />
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</keep-alive>
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<router-view v-else />
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</transition>
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</global-layout>
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</template>
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<script>
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import GlobalLayout from './GlobalLayout'
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import ATabs from 'ant-design-vue/es/tabs'
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const ATabPane = ATabs.TabPane
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export default {
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name: 'MenuView',
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components: {ATabPane, ATabs, GlobalLayout},
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data () {
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return {
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pageList: [],
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linkList: [],
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activePage: ''
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}
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},
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computed: {
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multipage () {
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return this.$store.state.setting.multipage
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}
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},
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created () {
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this.pageList.push(this.$route)
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this.linkList.push(this.$route.fullPath)
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this.activePage = this.$route.fullPath
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},
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watch: {
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'$route': function (newRoute, oldRoute) {
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this.activePage = newRoute.fullPath
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if (!this.multipage) {
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this.linkList = [newRoute.fullPath]
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this.pageList = [newRoute]
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} else if (this.linkList.indexOf(newRoute.fullPath) < 0) {
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this.linkList.push(newRoute.fullPath)
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this.pageList.push(newRoute)
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}
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},
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'activePage': function (key) {
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this.$router.push(key)
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},
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'multipage': function (newVal, oldVal) {
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if (!newVal) {
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this.linkList = [this.$route.fullPath]
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this.pageList = [this.$route]
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}
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}
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},
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methods: {
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changePage (key) {
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this.activePage = key
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},
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editPage (key, action) {
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this[action](key)
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},
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add () {
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},
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remove (key) {
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if (this.pageList.length === 1) {
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this.$message.warning('这是最后一页，不能再关闭了啦')
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return
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}
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this.pageList = this.pageList.filter(item => item.fullPath !== key)
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let index = this.linkList.indexOf(key)
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this.linkList = this.linkList.filter(item => item !== key)
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index = index >= this.linkList.length ? this.linkList.length - 1 : index
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this.activePage = this.linkList[index]
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}
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}
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}
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</script>
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<style scoped>
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</style>
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