vue请求前的loading动画效果

npm install vue-element-loading --save

// 用于控制是否显示加载动画
// 参考自https://www.jianshu.com/p/304c665478b8
const state = {
    count: 0, //应用初始化的数据
    vueElementLoading: false,
    imgLoading: false // 用于控制图片加载动画
}
const getters = {

}
// 改变state状态
const mutations = {
    updateCount(state, num) {
        state.count = num
    },
    updateLoading(state, num) {
        state.vueElementLoading = num
    },
    updateImgLoading(state, num) {
        state.imgLoading = num
    }
}

export default {
    state,
    getters,
    mutations
}

import VueElementLoading from ‘vue-element-loading‘;

const components = {
    VueElementLoading
};

    <vue-element-loading
      :active="this.$store.state.elementloading.vueElementLoading"
      spinner="spinner"
      color="#FF6700"
    />

var vm = this.$store;
vm.commit(‘updateLoading‘, true);
console.log(‘是否开启加载‘, 
this.$store.state.elementloading.vueElementLoading);

vm.commit(‘updateLoading‘, false);