tt-mp/core/virtual-item/index.js

一套组件化、可复用、易扩展的头条小程序 UI 组件库

import baseComponent from '../helpers/baseComponent'
import styleToCssString from '../helpers/styleToCssString'

baseComponent({
  relations: {
    '../virtual-list/index': {
      type: 'ancestor',
    },
  },
  properties: {
    prefixCls: {
      type: String,
      value: 'wux-virtual-item',
    },
  },
  data: {
    index: 0,
    wrapStyle: '',
  },
  methods: {
    updated(index, height) {
      this.setData({
        index,
        wrapStyle: styleToCssString({ height }),
      })
    },
  },
})