#鸿蒙通关秘籍#一个组件上如何挂载多个bindSheet弹窗？

enum BindType {
  Null,
  Type1,
  Type2,
  Type3
}

@Entry
@Component
struct TestPage {
  @State isShowBind: boolean = false
  @State bindType: BindType = BindType.Null

  build() {
    Column() {
      Button('bind1').onClick(() => {
        this.bindType = `BindType.Type1`
        this.isShowBind = true
      })

      Button('bind2').onClick(() => {
        this.bindType = `BindType.Type2`
        this.isShowBind = true
      })

      Button('bind3').onClick(() => {
        this.bindType = `BindType.Type3`
        this.isShowBind = true
      })
    }
    .width('100%')
    .height('100%')
    .bindSheet(`$$this.isShowBind`, this.bindBuilder())
  }

  @Builder
  bindBuilder() {
    Column() {
      if (this.bindType == `BindType.Type1`) {
        this.bindSheetBuilder1();
      } else if (this.bindType == `BindType.Type2`) {
        this.bindSheetBuilder2();
      } else if (this.bindType == `BindType.Type3`) {
        this.bindSheetBuilder3();
      }
    }
  }

  @Builder
  bindSheetBuilder1() {
    Text('1')
  }

  @Builder
  bindSheetBuilder2() {
    Text('2')
  }

  @Builder
  bindSheetBuilder3() {
    Text('3')
  }
}