需求描述
左侧顶部显示设备列表的数量,封装成组件多个页面共用便于后期统一管理;
子组件
<template>
<p v-if="state" class="gw-left-hearder-title-font">
<span class="title">{{title}}</span>
<span class="number"> · {{number}}</span>
</p>
</template>
<script>
/** @file 组件 **/
export default {
name: 'GWLeftHearderTitle',
props: ['GWLeftHearderTitle'],
data () {
return {
title: '',
number: 0,
btn: '',
state: true,
msg: null
};
},
// 监听父组件传值【传过来的值有改变就会触发】
watch: {
GWLeftHearderTitle (n, o) {
console.log('新值-n--', n);
console.log('旧值-o--', o);
this.title = this.GWLeftHearderTitle[1];
this.number = this.GWLeftHearderTitle[2];
}
},
mounted () {
},
methods: {
}
};
父组件
引用组件
import GWLeftHearderTitle from '../../components/leftHearderTitle/leftHearderTitle.vue';
components: { dynamicMenu, GWVideo, GWLeftHearderTitle },
使用组件
<div class="equipList_header_mian">
<GWLeftHearderTitle :GWLeftHearderTitle="[true,'全部设备',equipNumber]"></GWLeftHearderTitle>
<!-- <p>全部设备 · {{equipNumber}}</p> -->
</div>