HarmonyOS Grid横向滑动

@Entry  
@Component  
struct GridExample {  
  @State numbers: String[] = ['0', '1', '2', '3', '4', '0', '1', '2', '3', '4']  
  scroller: Scroller = new Scroller()  
  
  build() {  
    Column({ space: 5 }) {  
      Text('scroll').fontColor(0xCCCCCC).fontSize(9).width('90%')  
      Grid(this.scroller) {  
        ForEach(this.numbers, (item: string, index: number) => {  
          GridItem() {  
            Column() {  
              Image($r('app.media.icon')).aspectRatio(1)  
                .height(90).width(90)  
              Text('incon').fontColor("#ff0000").fontSize('13fp').margin({ top: '5vp' })  
            }  
            .alignItems(HorizontalAlign.Center)  
            .justifyContent(FlexAlign.Center)  
  
          }  
          .alignSelf(ItemAlign.Center)  
        }, (item: string) => JSON.stringify(item))  
  
      }  
      .layoutDirection(GridDirection.Row)  
      .margin({ top: '20vp' })  
      .rowsTemplate('1fr 1fr')  
      .height('30%')  
    }.width('100%').margin({ top: 5 })  
  }  
}