初始化

src/components/SvgIcon/index.vue

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+<template>
+  <div v-if="isExternal" :style="styleExternalIcon" class="svg-external-icon svg-icon" v-on="$listeners"/>
+  <svg v-else :class="svgClass" aria-hidden="true" v-on="$listeners">
+    <use :xlink:href="iconName"/>
+  </svg>
+</template>
+
+<script>
+import {isExternal} from '@/utils/validate'
+
+export default {
+  name: 'SvgIcon',
+  props: {
+    iconClass: {
+      type: String,
+      required: true
+    },
+    className: {
+      type: String,
+      default: ''
+    }
+  },
+  computed: {
+    isExternal() {
+      return isExternal(this.iconClass)
+    },
+    iconName() {
+      return `#icon-${this.iconClass}`
+    },
+    svgClass() {
+      if (this.className) {
+        return 'svg-icon ' + this.className
+      } else {
+        return 'svg-icon'
+      }
+    },
+    styleExternalIcon() {
+      return {
+        mask: `url(${this.iconClass}) no-repeat 50% 50%`,
+        '-webkit-mask': `url(${this.iconClass}) no-repeat 50% 50%`
+      }
+    }
+  }
+}
+</script>
+
+<style scoped>
+.svg-icon {
+  width: 1em;
+  height: 1em;
+  vertical-align: -0.15em;
+  fill: currentColor;
+  overflow: hidden;
+}
+
+.svg-external-icon {
+  background-color: currentColor;
+  mask-size: cover !important;
+  display: inline-block;
+}
+</style>

src/components/ThemePicker/index.vue

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+<template>
+  <el-color-picker
+    v-model="theme"
+    :predefine="['#409EFF', '#1890ff', '#304156','#212121','#11a983', '#13c2c2', '#6959CD', '#f5222d', ]"
+    class="theme-picker"
+    popper-class="theme-picker-dropdown"
+  />
+</template>
+
+<script>
+const version = require('element-ui/package.json').version // element-ui version from node_modules
+const ORIGINAL_THEME = '#409EFF' // default color
+
+export default {
+  data() {
+    return {
+      chalk: '', // content of theme-chalk css
+      theme: ''
+    }
+  },
+  computed: {
+    defaultTheme() {
+      return this.$store.state.settings.theme
+    }
+  },
+  watch: {
+    defaultTheme: {
+      handler: function (val, oldVal) {
+        this.theme = val
+      },
+      immediate: true
+    },
+    async theme(val) {
+      await this.setTheme(val)
+    }
+  },
+  created() {
+    if (this.defaultTheme !== ORIGINAL_THEME) {
+      this.setTheme(this.defaultTheme)
+    }
+  },
+
+  methods: {
+    async setTheme(val) {
+      const oldVal = this.chalk ? this.theme : ORIGINAL_THEME
+      if (typeof val !== 'string') return
+      const themeCluster = this.getThemeCluster(val.replace('#', ''))
+      const originalCluster = this.getThemeCluster(oldVal.replace('#', ''))
+
+      const getHandler = (variable, id) => {
+        return () => {
+          const originalCluster = this.getThemeCluster(ORIGINAL_THEME.replace('#', ''))
+          const newStyle = this.updateStyle(this[variable], originalCluster, themeCluster)
+
+          let styleTag = document.getElementById(id)
+          if (!styleTag) {
+            styleTag = document.createElement('style')
+            styleTag.setAttribute('id', id)
+            document.head.appendChild(styleTag)
+          }
+          styleTag.innerText = newStyle
+        }
+      }
+
+      if (!this.chalk) {
+        const url = `https://unpkg.com/element-ui@${version}/lib/theme-chalk/index.css`
+        await this.getCSSString(url, 'chalk')
+      }
+
+      const chalkHandler = getHandler('chalk', 'chalk-style')
+
+      chalkHandler()
+
+      const styles = [].slice.call(document.querySelectorAll('style'))
+        .filter(style => {
+          const text = style.innerText
+          return new RegExp(oldVal, 'i').test(text) && !/Chalk Variables/.test(text)
+        })
+      styles.forEach(style => {
+        const {innerText} = style
+        if (typeof innerText !== 'string') return
+        style.innerText = this.updateStyle(innerText, originalCluster, themeCluster)
+      })
+
+      this.$emit('change', val)
+    },
+
+    updateStyle(style, oldCluster, newCluster) {
+      let newStyle = style
+      oldCluster.forEach((color, index) => {
+        newStyle = newStyle.replace(new RegExp(color, 'ig'), newCluster[index])
+      })
+      return newStyle
+    },
+
+    getCSSString(url, variable) {
+      return new Promise(resolve => {
+        const xhr = new XMLHttpRequest()
+        xhr.onreadystatechange = () => {
+          if (xhr.readyState === 4 && xhr.status === 200) {
+            this[variable] = xhr.responseText.replace(/@font-face{[^}]+}/, '')
+            resolve()
+          }
+        }
+        xhr.open('GET', url)
+        xhr.send()
+      })
+    },
+
+    getThemeCluster(theme) {
+      const tintColor = (color, tint) => {
+        let red = parseInt(color.slice(0, 2), 16)
+        let green = parseInt(color.slice(2, 4), 16)
+        let blue = parseInt(color.slice(4, 6), 16)
+
+        if (tint === 0) { // when primary color is in its rgb space
+          return [red, green, blue].join(',')
+        } else {
+          red += Math.round(tint * (255 - red))
+          green += Math.round(tint * (255 - green))
+          blue += Math.round(tint * (255 - blue))
+
+          red = red.toString(16)
+          green = green.toString(16)
+          blue = blue.toString(16)
+
+          return `#${red}${green}${blue}`
+        }
+      }
+
+      const shadeColor = (color, shade) => {
+        let red = parseInt(color.slice(0, 2), 16)
+        let green = parseInt(color.slice(2, 4), 16)
+        let blue = parseInt(color.slice(4, 6), 16)
+
+        red = Math.round((1 - shade) * red)
+        green = Math.round((1 - shade) * green)
+        blue = Math.round((1 - shade) * blue)
+
+        red = red.toString(16)
+        green = green.toString(16)
+        blue = blue.toString(16)
+
+        return `#${red}${green}${blue}`
+      }
+
+      const clusters = [theme]
+      for (let i = 0; i <= 9; i++) {
+        clusters.push(tintColor(theme, Number((i / 10).toFixed(2))))
+      }
+      clusters.push(shadeColor(theme, 0.1))
+      return clusters
+    }
+  }
+}
+</script>
+
+<style>
+.theme-message,
+.theme-picker-dropdown {
+  z-index: 99999 !important;
+}
+
+.theme-picker .el-color-picker__trigger {
+  height: 26px !important;
+  width: 26px !important;
+  padding: 2px;
+}
+
+.theme-picker-dropdown .el-color-dropdown__link-btn {
+  display: none;
+}
+</style>

src/components/TopNav/index.vue

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+<template>
+  <el-menu
+    :default-active="activeMenu"
+    mode="horizontal"
+    @select="handleSelect"
+  >
+    <template v-for="(item, index) in topMenus">
+      <el-menu-item v-if="index < visibleNumber" :key="index" :index="item.path" :style="{'--theme': theme}"
+      >
+        <svg-icon
+          v-if="item.meta && item.meta.icon && item.meta.icon !== '#'"
+          :icon-class="item.meta.icon"
+        />
+        {{ item.meta.title }}
+      </el-menu-item
+      >
+    </template>
+
+    <!-- 顶部菜单超出数量折叠 -->
+    <el-submenu v-if="topMenus.length > visibleNumber" :style="{'--theme': theme}" index="more">
+      <template slot="title">更多菜单</template>
+      <template v-for="(item, index) in topMenus">
+        <el-menu-item
+          v-if="index >= visibleNumber"
+          :key="index"
+          :index="item.path"
+        >
+          <svg-icon :icon-class="item.meta.icon"/>
+          {{ item.meta.title }}
+        </el-menu-item
+        >
+      </template>
+    </el-submenu>
+  </el-menu>
+</template>
+
+<script>
+import {constantRoutes} from "@/router";
+
+// 隐藏侧边栏路由
+const hideList = ['/index', '/user/profile'];
+
+export default {
+  data() {
+    return {
+      // 顶部栏初始数
+      visibleNumber: 5,
+      // 当前激活菜单的 index
+      currentIndex: undefined
+    };
+  },
+  computed: {
+    theme() {
+      return this.$store.state.settings.theme;
+    },
+    // 顶部显示菜单
+    topMenus() {
+      let topMenus = [];
+      this.routers.map((menu) => {
+        if (menu.hidden !== true) {
+          // 兼容顶部栏一级菜单内部跳转
+          if (menu.path === "/") {
+            topMenus.push(menu.children[0]);
+          } else {
+            topMenus.push(menu);
+          }
+        }
+      });
+      return topMenus;
+    },
+    // 所有的路由信息
+    routers() {
+      return this.$store.state.permission.topbarRouters;
+    },
+    // 设置子路由
+    childrenMenus() {
+      var childrenMenus = [];
+      this.routers.map((router) => {
+        for (var item in router.children) {
+          if (router.children[item].parentPath === undefined) {
+            if (router.path === "/") {
+              router.children[item].path = "/" + router.children[item].path;
+            } else {
+              if (!this.ishttp(router.children[item].path)) {
+                router.children[item].path = router.path + "/" + router.children[item].path;
+              }
+            }
+            router.children[item].parentPath = router.path;
+          }
+          childrenMenus.push(router.children[item]);
+        }
+      });
+      return constantRoutes.concat(childrenMenus);
+    },
+    // 默认激活的菜单
+    activeMenu() {
+      const path = this.$route.path;
+      let activePath = path;
+      if (path !== undefined && path.lastIndexOf("/") > 0 && hideList.indexOf(path) === -1) {
+        const tmpPath = path.substring(1, path.length);
+        activePath = "/" + tmpPath.substring(0, tmpPath.indexOf("/"));
+        if (!this.$route.meta.link) {
+          this.$store.dispatch('app/toggleSideBarHide', false);
+        }
+      } else if (!this.$route.children) {
+        activePath = path;
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      }
+      this.activeRoutes(activePath);
+      return activePath;
+    },
+  },
+  beforeMount() {
+    window.addEventListener('resize', this.setVisibleNumber)
+  },
+  beforeDestroy() {
+    window.removeEventListener('resize', this.setVisibleNumber)
+  },
+  mounted() {
+    this.setVisibleNumber();
+  },
+  methods: {
+    // 根据宽度计算设置显示栏数
+    setVisibleNumber() {
+      const width = document.body.getBoundingClientRect().width / 3;
+      this.visibleNumber = parseInt(width / 85);
+    },
+    // 菜单选择事件
+    handleSelect(key, keyPath) {
+      this.currentIndex = key;
+      const route = this.routers.find(item => item.path === key);
+      if (this.ishttp(key)) {
+        // http(s):// 路径新窗口打开
+        window.open(key, "_blank");
+      } else if (!route || !route.children) {
+        // 没有子路由路径内部打开
+        const routeMenu = this.childrenMenus.find(item => item.path === key);
+        if (routeMenu && routeMenu.query) {
+          let query = JSON.parse(routeMenu.query);
+          this.$router.push({path: key, query: query});
+        } else {
+          this.$router.push({path: key});
+        }
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      } else {
+        // 显示左侧联动菜单
+        this.activeRoutes(key);
+        this.$store.dispatch('app/toggleSideBarHide', false);
+      }
+    },
+    // 当前激活的路由
+    activeRoutes(key) {
+      var routes = [];
+      if (this.childrenMenus && this.childrenMenus.length > 0) {
+        this.childrenMenus.map((item) => {
+          if (key == item.parentPath || (key == "index" && "" == item.path)) {
+            routes.push(item);
+          }
+        });
+      }
+      if (routes.length > 0) {
+        this.$store.commit("SET_SIDEBAR_ROUTERS", routes);
+      } else {
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      }
+    },
+    ishttp(url) {
+      return url.indexOf('http://') !== -1 || url.indexOf('https://') !== -1
+    }
+  },
+};
+</script>
+
+<style lang="scss">
+.topmenu-container.el-menu--horizontal > .el-menu-item {
+  float: left;
+  height: 50px !important;
+  line-height: 50px !important;
+  color: #999093 !important;
+  padding: 0 5px !important;
+  margin: 0 10px !important;
+}
+
+.topmenu-container.el-menu--horizontal > .el-menu-item.is-active, .el-menu--horizontal > .el-submenu.is-active .el-submenu__title {
+  border-bottom: 2px solid #{'var(--theme)'} !important;
+  color: #303133;
+}
+
+/* submenu item */
+.topmenu-container.el-menu--horizontal > .el-submenu .el-submenu__title {
+  float: left;
+  height: 50px !important;
+  line-height: 50px !important;
+  color: #999093 !important;
+  padding: 0 5px !important;
+  margin: 0 10px !important;
+}
+</style>

src/layout/components/IframeToggle/index.vue

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+<template>
+  <transition-group mode="out-in" name="fade-transform">
+    <inner-link
+      v-for="(item, index) in iframeViews"
+      v-show="$route.path === item.path"
+      :key="item.path"
+      :iframeId="'iframe' + index"
+      :src="iframeUrl(item.meta.link, item.query)"
+    ></inner-link>
+  </transition-group>
+</template>
+
+<script>
+import InnerLink from "../InnerLink/index";
+
+export default {
+  components: {InnerLink},
+  computed: {
+    iframeViews() {
+      return this.$store.state.tagsView.iframeViews;
+    }
+  },
+  methods: {
+    iframeUrl(url, query) {
+      if (Object.keys(query).length > 0) {
+        let params = Object.keys(query).map((key) => key + "=" + query[key]).join("&");
+        return url + "?" + params;
+      }
+      return url;
+    }
+  }
+}
+</script>