? ???? ?? ??? ?? ????? ?? ?????? ???? ?? vue2? ?????. ?? ?? ???? ??? ? ????.

???? ??????? gif? ??? ? ??? ??? ???? ?? ??? ????. ???? ??? ? ???? ??? ? ?????. ?? ???? ????? ???? axios? js ???? ???? ???. ?? ?? ? ???? app.vue? ???? ???. ??? ????:

<template>
 <p id="app">
 <loading v-show="fetchLoading"></loading>
 <router-view></router-view>
 </p>
</template>

<script>
 import { mapGetters } from &#39;vuex&#39;;
 import Loading from &#39;./components/common/loading&#39;;

 export default {
 name: &#39;app&#39;,
 data() {
 return {
 }
 },
 computed: {
 ...mapGetters([
 &#39;fetchLoading&#39;,
 ]),
 },
 components: {
 Loading,
 }
 }
</script>

<style>
 #app{
 width: 100%;
 height: 100%;
 }
</style>

??? fetchLoading? vuex? ??? ?????. store/modules/common.js?? ?? ??? ?????.

/* 此js文件用于存儲(chǔ)公用的vuex狀態(tài) */
import api from './../../fetch/api'
import * as types from './../types.js'
const state = {
 // 請求數(shù)據(jù)時(shí)加載狀態(tài)loading
 fetchLoading: false
}
const getters = {
 // 請求數(shù)據(jù)時(shí)加載狀態(tài)
 fetchLoading: state => state.fetchLoading
}
const actions = {
 // 請求數(shù)據(jù)時(shí)狀態(tài)loading
 FETCH_LOADING({
 commit
 }, res) {
 commit(types.FETCH_LOADING, res)
 },
}
const mutations = {
 // 請求數(shù)據(jù)時(shí)loading
 [types.FETCH_LOADING] (state, res) {
 state.fetchLoading = res
 }
}

?? ?? ??? ??? ????.

<template>
 <p class="loading">
 <img src="./../../assets/main/running.gif" alt="">
 </p>
</template>

<script>
 export default {
 name: &#39;loading&#39;,
 data () {
 return {}
 },
 }
</script>
<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
 .loading{
 position: fixed;
 top:0;
 left:0;
 z-index:121;
 width: 100%;
 height: 100%;
 background: rgba(0,0,0,0.3);
 display: table-cell;
 vertical-align: middle;
 text-align: center;
 }
 .loading img{
 margin:5rem auto;
 }
</style>

????? fetch/api.js? ???? axios? ?? ?? ???? ?????. ??? ????

// axios的請求時(shí)間
let axiosDate = new Date()
export function fetch (url, params) {
 return new Promise((resolve, reject) => {
 axios.post(url, params)
 .then(response => {
 // 關(guān)閉 loading圖片消失
 let oDate = new Date()
 let time = oDate.getTime() - axiosDate.getTime()
 if (time < 500) time = 500
 setTimeout(() => {
  store.dispatch(&#39;FETCH_LOADING&#39;, false)
 }, time)
 resolve(response.data)
 })
 .catch((error) => {
 // 關(guān)閉 loading圖片消失
 store.dispatch(&#39;FETCH_LOADING&#39;, false)
 axiosDate = new Date()
 reject(error)
 })
 })
}
export default {
 // 組件中公共頁面請求函數(shù)
 commonApi (url, params) {
 if(stringQuery(window.location.href)) {
 store.dispatch(&#39;FETCH_LOADING&#39;, true);
 }
 axiosDate = new Date();
 return fetch(url, params);
 }
}

?????. ????? ???? ???? gif ???? ?????? ???? ???? ?????.

vue.js ?? ????? ??? ?? vue.js ???? ?? ????? Vue.js ????? ???? ?? ????? ???? ?????.

? ?? Vue ?? ????? ??? ?? ?? "Vue Practical Tutorial"? ?????.

? ??? ?? ???? ?? ??? ?????. ??? ??? ?? ????.

?? ??:

Angular5? ???? ?? ? ??? ?? ??

vuex?? ?? ?? ???? ???? ??

jQuery? ???? animate.css ???(??? ????)

vue- cli ?? ??(??? ????)

? ??? vue2?? ??? ?? ?? ?? ???? ???? ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!