TextInput组件输入状态下隐藏光标

@Entry 
@Component 
struct Index { 
  @State text: string = '' 
  controller: TextInputController = new TextInputController() 
  build() { 
    Column() { 
      Stack() { 
        TextInput({ text: this.text, controller: this.controller }) 
          .opacity(0) // 设置输入框透明度为0,隐藏光标 
          .width(200) 
          .height(60) 
          .margin(10) 
          .type(InputType.Number) 
          .onChange((value: string) => { 
            this.text = value 
          }) 
        Text(this.text).margin(10) //具体要显示的文本反馈在Text上面 
      } 
  
      Button('clear') 
        .onClick(() => { 
          this.text = '' 
        }) 
    }.width('100%') 
  } 
}