zhongde-website/components/home/header.vue

<template>
	<header class="v-header clearfix" id="backTop">
    <div v-if="!isHome" id="nav-space" class="nav-space"></div>
		<div id="index-header" :class="[headFixed == true ? 'fixedTop' : '', headWhite ? 'head-white' : '' ]">
			<div class="index-header-box w1200" >
        <div class="h-nav-logo">
          <nuxt-link to="/"><h1>中德智慧教育</h1></nuxt-link>
          <!-- <img src="~/assets/images/home/logo@2x.png" alt="" srcset=""> -->
        </div>
				<div class="i-h-nav">
					<ul class="h-nav-list" @mouseenter="navEnter" @mouseleave="navLeave">
						<li class="h-nav-li">
							<nuxt-link to="/" class="home">首页</nuxt-link>
						</li>
						<li :class="{'h-nav-li-more': productActive}">
              <a class="h-nav-list-parent" href="javascript:void(0)">产品与服务</a>
							<!-- <nuxt-link to="">产品与服务</nuxt-link> -->
							<ul class="h-nav-list-child">
								<li>
									<nuxt-link to="/product/list">教具玩具</nuxt-link>
								</li>
								<li>
									<nuxt-link to="/product/course">多端课堂</nuxt-link>
								</li>
							</ul>
              <div class="expand">
                <i class="el-icon-arrow-down"></i>
              </div>
						</li>
						<!-- <li class="h-nav-li">
							<nuxt-link to="/news">新闻资讯</nuxt-link>
						</li> -->
						<li class="h-nav-li">
              <a target="_blank" href="https://course.zaojiao.net/index" rel="noopener noreferrer">中德智慧网校</a>
							<!-- <nuxt-link to="/experice">网校中心</nuxt-link> -->
						</li>
            <!-- <li class="h-nav-li">
							<nuxt-link to="/merchants">招商体验</nuxt-link>
						</li> -->
						<!-- <li class="h-nav-li">
							<nuxt-link to="/campus">全国校区</nuxt-link>
						</li> -->
						<li class="h-nav-li">
							<nuxt-link to="/cooperate">加盟合作</nuxt-link>
						</li>
						<li :class="{'h-nav-li-more': aboutActive}">
              <a class="h-nav-list-parent" href="javascript:void(0)">关于我们</a>
							<!-- <nuxt-link to="">关于我们</nuxt-link> -->
							<ul class="h-nav-list-child">
								<li>
									<nuxt-link to="/about/brand">公司介绍</nuxt-link>
								</li>
								<!-- <li>
									<nuxt-link to="/about/team">专家团队</nuxt-link>
								</li> -->
                <!-- <li>
									<nuxt-link to="/about/dynamic">公司动态</nuxt-link>
                  公司动态
								</li> -->
								<li>
									<nuxt-link to="/about/contact">联系我们</nuxt-link>
								</li>
                <!-- <li>
									<nuxt-link to="/about/auth">查询真伪</nuxt-link>
								</li> -->
							</ul>
              <div class="expand">
                <i class="el-icon-arrow-down"></i>
              </div>
						</li>
					</ul>
				</div>
        <!-- <div class="h-right">
          <div class="h-login btn">登录</div>
          <div class="h-regist btn">注册</div>
        </div> -->
			</div>
		</div>
	</header>
</template>

<script>
import { mapState } from "vuex";

export default {
  name: "VHeader",
  data() {
    return {
      headFixed: true,
      headWhite: false,
      isHome: true,
      maxClientWidth: 980,
      productActive: false,
      aboutActive: false,
    };
  },
  watch: {
    $route () {
      this.handleRouterActive();
    }
  },
  computed: {
    ...mapState(["headProdNav", "headNewsNav", "headJobNav"]),
  },
  mounted() {
    //监听滚动条
    window.addEventListener("scroll", this.handleScroll);
    this.handleRouterActive();
  },
  methods: {
    handleScroll() {
      let scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
      if(this.isHome && scrollTop <= 10) {
        this.headWhite = false;
      } else {
        this.headWhite = true;
      }
      this.$emit('returnScrollTop', scrollTop)
    },
    navEnter() {
      if(this.isHome && !this.headWhite) {
        this.headWhite = true;
      }
    },
    navLeave() {
      let scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
      if(this.isHome && scrollTop <= 0) {
        this.headWhite = false;
      }
    },
    handleRouterActive() {
      if(this.$route.fullPath == '/') {
        this.isHome = true;
      } else {
        this.isHome = false;
        this.headWhite = true;
      }
      if(this.$route.fullPath && this.$route.fullPath.includes('/about')) {
        this.aboutActive = true;
      } else {
        this.aboutActive = false;
      }
      if(this.$route.fullPath && this.$route.fullPath.includes('/product')) {
        this.productActive = true;
      } else {
        this.productActive = false;
      }
    }
  },
  destroyed() {
    window.removeEventListener("scroll", this.handleScroll);
  },
};
</script>

<style lang="scss" scoped>
@import '~static/common/style.sass';
.nav-space {
  height: 72px;
}

.fixedTop {
  position: fixed;
  left: 0;
  top: 0;
}

#index-header {
  width: 100%;
  z-index: 666;
  background: transparent;
  &.head-white {
    background: #fff;
    transition: background 0.3s ease-in-out;
    .h-nav-list {
      li {
        &:first-child {
          // padding-left: 40px;
          .nuxt-link-active {
            color: $theme_gray333;
            // border-bottom: 2px solid transparent;
            &.nuxt-link-exact-active {
              color: $theme_color;
              &::after {
                // background: #ffffff;
                // background: $theme_color;
              }
            }
          }
        }
        a {
          color: $theme_gray333;
          transition: color 0.3s ease-in-out;
          &.nuxt-link-exact-active {
            color: $theme_color;
          }
        }
        .expand {
          color: $theme_gray333;
        }
      }
      .h-nav-list-child {
        transition: max-height .3s ease-in-out;
        li {
          .nuxt-link-exact-active {
            color: $theme_color;
          }
        }
      }
      .h-nav-li-more {
        .h-nav-list-parent {
          color: $theme_color;
        }
        .expand {
          color: $theme_color;
        }
      }
      .h-nav-li {
        .nuxt-link-exact-active {
          &:after {
            background: #236AFA;
          }
        }
      }
    }
    .h-nav-logo {
      h1 {
        background: url('~assets/images/home/logo@2x.png') no-repeat 0 0;
        background-size: 100% 100%;
      }
    }
  }

  .index-header-box {
    height: 72px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
  }

  .h-nav-logo {
    h1 {
      display: block;
      height: 31px;
      width: 114px;
      background: url('~assets/images/home/logo_white@2x.png') no-repeat 0 0;
      text-indent: -9999px;
      overflow: hidden;
      background-size: 100% 100%;
    }
  }

  .i-h-nav {
    display: flex;
    align-items: center;
    height: 72px;
    font-size: 15px;
    margin-left: 100px;
  }

  .h-nav-list {
    display: block;
    width: 100%;
    height: 100%;
    font-size: 0;
    li {
      position: relative;
      display: inline-block;
      padding: 0 50px;
      line-height: 72px;
      box-sizing: border-box;
      font-size: 15px;
      &:first-child {
        // padding-left: 40px;
        .nuxt-link-active {
          color: #333;
          // border-bottom: 2px solid transparent;
          &.nuxt-link-exact-active {
            color: #ffffff;
          }
        }
      }
      &:hover {
        .h-nav-list-child {
          max-height: 500px;
        }
        .expand {
          color: $theme_color;
        }
        a {
          position: relative;
          color: $theme_color;
          transition: all 0.3s;
          font-family: PingFangSC-Medium, sans-serif;
          font-weight: 500;
        }
      }
      .nuxt-link-exact-active, .nuxt-link-active {
        position: relative;
        color: $theme_color;
        transition: all 0.3s;
        font-family: PingFangSC-Medium, sans-serif;
        font-weight: 500;
      }
      .expand {
        position: absolute;
        top: 0;
        right: 11px;
        font-size: 16px;
        color: #ffffff;
        transition: color 0.3s ease-in-out;
      }
      a {
        width: 100%;
        padding: 22px 0;
        color: #ffffff;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
        -webkit-transition: all 0.5s ease;
        -o-transition: all 0.5s ease;
        transition: all 0.5s ease;
        font-family: PingFangSC-Medium, sans-serif;
        font-weight: 400;
      }
      .h-nav-list-child {
        // position: absolute;
        // width: 100px;
        // border-radius: 0px 0px 4px 4px;
        // overflow: hidden;
        // max-height: 0;
        // background: #ffffff;
        // z-index: 999;
        // transition: max-height .3s ease-in-out;
      }
    }
    .h-nav-li {
      .nuxt-link-exact-active {
        &:after {
          content: '';
          position: absolute;
          bottom: 0;
          background: #ffffff;
          width: 40px;
          height: 2px;
          box-shadow: 0px 2px 4px 0px rgba(85, 141, 253, 0.4);
          left: 50%;
          transform: translateX(-50%);
        }
      }
    }
    .h-nav-list-child {
      position: absolute;
      width: 100px;
      border-radius: 0px 0px 4px 4px;
      overflow: hidden;
      max-height: 0;
      background: #ffffff;
      z-index: 999;
      line-height: 20px;
      li {
        width: 100%;
        height: 20px;
        font-size: 14px;
        text-align: center;
        line-height: 20px;
        margin: 10px 0 0;
        padding: 0;
        &:last-child {
          margin-bottom: 18px;
        }
        a {
          display: block;
          overflow: hidden;
          width: 100%;
          height: 100%;
          color: $theme_fu_bule;
          padding: 0;
          &:hover {
            color: $theme_color;
          }
        }
      }
    }

    .h-right {
      display: flex;
      .btn {
        width: 70px;
        height: 30px;
        line-height: 30px;
        text-align: center;
      }
      .h-regist {
        background: $theme_color_fu;
        box-shadow:0px 2px 12px 0px rgba(57,109,209,0.58);
        border-radius: 50px;
        color: #F8FFF7;
      }
      .h-login {
        border-radius: 50px;
        border:1px solid $theme_color_fu;
        color: $theme_color_fu;
        margin-right: 40px;
      }
    }
  }

}


</style>