fx66/src/components/header.vue

<template>
    <div class="header-container" :class="{'offset':isOffset||fixTop}">
      <div class="inner-container">
        <img class="brand" :src="isOffset?require('../assets/logo-rev.png'):require('../assets/mainLogo.png')"/>
        <ul class="header-tab">
          <li class="header-tab-item" :class="{'active':$route.path==='/index'}" @click="$router.push('/index')">首页</li>
          <li class="header-tab-item" :class="{'active':$route.path==='/proxy-apply'} " @click="$router.push('/proxy-apply')"><i class="badge">HOT</i>申请代理</li>
        </ul>
        <div class="log-box" v-if="!isLogin">
          <p class="register">注册</p>
          <p class="divider">|</p>
          <p class="login">登录</p>
        </div>
        <div class="logged-box" v-else>
          <div class="username"><i class="iconfont icon">&#xe61a;</i> {{loginAccount}} </div>
          <div class="logout"><i class="iconfont icon">&#xe620;</i>退出</div>
        </div>
      </div>
    </div>
</template>

<script>
    export default {
      name: "headerComponent",
      props:['fixTop','isLogin','loginAccount'],
      data(){
        return{
          isTopped:this.fixTop,
          isOffset:false,
        }
      },
      mounted(){
        this.isOffset=this.isTopped||false;
        if(this.isTopped){
          return;
        }
        window.addEventListener('scroll',this.scrollListener)
      },
      methods:{
        scrollListener(e){
          this.isOffset=!!window.pageYOffset;

          // console.log(window.pageYOffset);
        }
      }

    }
</script>

<style scoped lang="less">
  @import "../assets/less/_variable.less";
  .header-container{
    transition: all 0.25s ease;
    position: fixed;
    width: 100%;
    height: 80px;
    background-color: rgba(0, 0, 0, 0.2);
    z-index: 9;
    &.topped{
      position: relative!important;
    }
  }
   .badge{
    position: absolute;
    background-color: #ff4e00;
    color: #fff;
    display: block;
    width: 38px;
    height: 18px;
    line-height: 18px;
    font-size: 12px;
    border-radius: 2px;
    top: 8px;
    right: 0;
    &:after{
      content: "";
      width: 0;
      height: 0;
      position: absolute;
      /*z-index: -1;*/
      bottom: 0;
      left: 30%;
      border-left: 5px solid transparent;
      border-right: 5px solid transparent;
      border-top: 14px solid #ff4e00;
      margin-bottom: -8px;
      transform: rotate(30deg);
    }
  }
  .inner-container{
    position: relative;
    width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    & .logged-box{
      position: absolute;
      right: 0;
      top:0;
      /*float: right;*/
      color:white;
      display: flex;
      align-items: center;
      height: 80px;
      font-size: 14px;
      & .icon{
        font-size: 20px;
        color: #999;
        padding-right: 5px;
      }
      & .username{
        margin-right: 10px;
      }
      & .logout{
        cursor: pointer;
      }
    }
    & .log-box{
      position: absolute;
      right: 0;
      top:0;
      /*float: right;*/
      color:white;
      display: flex;
      width: 84px;
      align-items: center;
      height: 80px;
      font-size: 14px;
      & .register{
        color: #008be0;
      }
      & .divider{
        color:#3290cf;
        margin: 0 5px;
      }
    }
    & .brand{
      position: absolute;
      width: 100px;
      height: 33px;
      top: 50%;
      transform: translateY(-50%);
    }
    & .header-tab{

      margin-left: 135px;
      display: flex;
      flex-direction: row;
      & .header-tab-item{
        position: relative;
        font-size: 14px;
        width: 100px;
        height: 80px;
        line-height: 80px;
        cursor: pointer;
        color: white;

        &.active{
          color: @primaryBlue;
          background-color: white;
        }
      }
    }

  }
  .header-container.offset{
    & .logged-box{
      color:black;
    }
    background-color: white;
    & .header-tab .header-tab-item {

      color: black;
      &.active {
        background-color: @primaryBlue;
        color: white;
      }
    }
  }
</style>