HarmonyOS 自定义弹框组件问题

import { XYMeetingPwdDialog, XYMeetingPwdDialogBuilder } from '../util/DialogUtils'  
@Entry  
@Component  
struct Index {  
  @State message: string = 'Push Next';  
  onPageShow(): void {  
    promptAction.openCustomDialog({  
      builder: XYMeetingPwdDialogBuilder.bind(this)  
    })  
  }