快应用加载进度条

<template>
  <div class="progerss-box" show="{{ showLoading }}">
      <progress class="progerss" percent="{{ progress }}"></progress>
  </div>
</template>

<script>
export default {
  data: {
    showLoading: true,
    progress: 0,
    number: 0,
    falg: false,
  },

  loadpageControl() {
    const self = this
    this.loadTimer = setInterval(() => {
      if (self.progress < 90)
        self.progress += 1
    }, 10)
    setTimeout(()=>{
      self.finish()
    },4000)
  },

  // 加载前
  start() {
    this.showLoading = true
    this.progress = 0
    clearInterval(this.loadTimer)
    this.loadpageControl()
  },

  // 加载完成
  finish(callback) {
    if (this.falg) return
    this.falg = true
    const self = this

    clearInterval(this.loadTimer)
    // let length = 100-self.progress
    // let time = Math.floor(400/length) 
    this.finishTimer = setInterval(() => {
      if (self.progress < 100) {
        self.progress += 1
      } else {
        clearInterval(self.finishTimer)
        self.showLoading = false
      }
    }, 6)

    // this.setNumber()
    // if (this.number === 2) {
    //   this.number = 0
    //   if (!this.isError) {
    //     callback({ showContent: 'isWeb' })
    //   }
    // }
    this.falg = false
  },

  // 加载出错
  async error(callback) {
    this.setNumber()
    this.isError = false
    if (this.number === 2) {
      this.number = 0
      callback({  showContent: 'isWeb' })
    }
  },

  // 
  set(data) {
    this.isError = data.isError
  },

  // 
  setNumber() {
    this.number++
  }
}
</script>

<style lang="less" scoped>
.progerss-box {
  height: 3px;
  width: 100%;
  position: fixed;
  flex-direction: column;
}
.progerss {
  color: #0060FF;
  stroke-width: 2.5px;
  width: 750px;
  background-color: #fff;
}
</style>