HarmonyOS bindMenu(this.MyMenu) 传入自定义组件存在默认背景颜色样式

@Component  
struct DirectiveMenuExample {  
  @Builder MenuBuilder() {  
    Flex({ direction: FlexDirection.Column, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {  
      Text('Options')  
      Divider().strokeWidth(2).margin(5).color('#F0F0F0')  
      Text('Hide')  
      Divider().strokeWidth(2).margin(5).color('#F0F0F0')  
      Text('Exit')  
    }  
    .backgroundColor(Color.Orange)  
    .width(200)  
  }  
  
  build() {  
    Flex({ direction: FlexDirection.Column, alignItems: ItemAlign.Center, justifyContent: FlexAlign.Center }) {  
      Column() {  
        Text("MenuExample")  
          .fontSize(20)  
          .width('100%')  
          .height("25%")  
          .backgroundColor('#F0F0F0')  
          .textAlign(TextAlign.Center)  
          .bindMenu(this.MenuBuilder, {  
            placement: Placement.Bottom,  
            backgroundColor: Color.Orange,  
            backgroundBlurStyle: BlurStyle.NONE  
          })  
      }  
    }  
    .backgroundColor(Color.Pink)  
    .width('100%')  
    .height('100%')  
  }  
}