htao-common/src/directive/loadMore.js

通用

import { debounce } from 'lodash'; // 防抖
export default {
  inserted(el, binding) {
    // 获取element-ui定义好的scroll盒子
    const SELECTWRAP_DOM = el.querySelector('.el-select-dropdown .el-select-dropdown__wrap')
    SELECTWRAP_DOM.addEventListener('scroll',function () {
      const CONDITION = parseInt(this.scrollHeight - this.scrollTop) <= this.clientHeight
      if (CONDITION) {
        binding.value()
      }
    })
  }
}