h5头部返回栏代码-组件封装

下面是对组件返回状态栏的封装

引用

<s-header :name="'我的订单'" :back="'/user'"></s-header>
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组件

<template>
  <header class="simple-header van-hairline--bottom">
    <i v-if="!isback" class="nbicon nbfanhui" @click="goBack"></i>
    <i v-else>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</i>
    <div class="simple-header-name">{{ name }}</div>
    <i class="nbicon nbmore"></i>
  </header>
  <div class="block" />
</template>

<script>
import { ref } from 'vue'
import { useRouter } from 'vue-router'
export default {
  props: {
    name: {
      type: String,
      default: ''
    },
    back: {
      type: String,
      default: ''
    },
    noback: {
      type: Boolean,
      default: false
    }
  },
  emits: ['callback'],
  setup(props, ctx) {
    const isback = ref(props.noback)
    const router = useRouter()
    const goBack = () => {
      if (!props.back) {
        router.go(-1)
      } else {
        router.push({ path: props.back })
      }
      ctx.emit('callback')
    }
    return {
      goBack,
      isback
    }
  }
}
</script>

<style lang="less" scoped>
  @import '../common/style/mixin';
  .simple-header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    .fj();
    .wh(100%, 44px);
    line-height: 44px;
    padding: 0 10px;
    .boxSizing();
    color: #252525;
    background: #fff;
    .simple-header-name {
      font-size: 14px;
    }
  }
  .block {
    height: 44px;
  }
</style>

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css样式

@import ‘./base.less’;
@primary: #1baeae; // 主题色
@orange: #FF6B01;
@bc: #F7F7F7;
@fc:#fff;

// // 背景图片地址和大小
.bis(@url) {
background-image: url(@url);
background-repeat: no-repeat;
background-size: 100% 100%;
}

// //圆角
.borderRadius(@radius) {
-webkit-border-radius: @radius;
-moz-border-radius: @radius;
-ms-border-radius: @radius;
-o-border-radius: @radius;
border-radius: @radius;
}

// //1px底部边框
.border-1px(@color){
position: relative;
&:after{
display: block;
position: absolute;
left: 0;
bottom: 0;
width: 100%;
border-top: 1px solid @color;
content: ‘’;
}
}
// //定位全屏
.allcover{
position:absolute;
top:0;
right:0;
}

// //定位上下左右居中
.center {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}

// //定位上下居中
.ct {
position: absolute;
top: 50%;
transform: translateY(-50%);
}

// //定位左右居中
.cl {
position: absolute;
left: 50%;
transform: translateX(-50%);
}

// //宽高
.wh(@width, @height){
width: @width;
height: @height;
}

// //字体大小，颜色
.sc(@size, @color){
font-size: @size;
color: @color;
}

.boxSizing {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
}

// //flex 布局和 子元素 对其方式
.fj(@type: space-between){
display: flex;
justify-content: @type;
}