props:
  percent:
    type: Number
    default: 0
    desc: 进度值，0到100
  showCancel:
    type: Boolean
    default: true
    desc: 是否显示取消按钮
events:
  onCancel:
    params: '(percent)'
    desc: 点击取消按钮时触发
changes:
  v0.1.20:
    - '[new] 新组件 进度条组件'