详解vue.js移动端导航navigationbar的封装

<template>
 <header class="m-header" :class="{'is-bg-red':bgRed, 'is-fixed':fixed}">
  <div class="leftItem"><slot name="left"></slot></div>
  <div class="m-header-title" v-text="title"></div>
  <div class="rightItem"><slot name="right"></slot></div>
 </header>
</template>

<script type="text/ecmascript-6">
 export default{
  props: {
   title: {
    type: String,
    default: ''
   },
   bgRed: {
    type: Boolean,
    default: false
   },
   fixed: {
    type: Boolean,
    default: true
   }
  }
 }
</script>

<style scoped lang="stylus" rel="stylesheet/stylus">

 .m-header
  display flex
  flex-direction row
  align-items center
  height 64px
  background-color white
  border-bottom 1px solid #e5e5e5
  .leftItem
   margin-top 24px
   width 60px
   height 40px
   a
    display block
    text-decoration none
    color #333
    font-size 16px
    img
     padding 10px 10px
     width 24px
     height 24px
  .m-header-title
   width 100%
   height 44px
   margin-top 24px
   line-height 44px
   font-size $font-size-nav-title
   color $color-nav-item
   display flex
   justify-content center
   font-size 18px
   color #333
  .rightItem
   margin-top 24px
   width 60px
   height 40px
   a
    display block
    text-decoration none
    color #333
    font-size 16px
    img
     padding 9px 8px
     width 24px
     height 24px
 &.is-fixed
  position fixed
  left 0px
  right 0px
  top 0px
  z-index 9
 &.is-bg-red
  background-color #ee424a
  .m-header-title
   color white
  .m-header-left
   color white
  .m-header-right
   color white

</style>

<template>
 <div>
  <m-header title="职位" :bgRed="isShowRefresh">
   <a slot="left" v-show="false">
    ![](../../assets/refresh-white-icon@2x.png)
   </a>
   <a slot="right">
    ![](../../assets/home-filter@2x.png)
   </a>
  </m-header>
 </div>
</template>

<script type="text/ecmascript-6">
 import MHeader from 'common/nav/navbar'

 export default{
  data () {
   return {
    isShowRefresh: true
   }
  },
  components: {
   MHeader
  }
 }
</script>