#鸿蒙通关秘籍#如何通过Scroll组件实现状态栏的透明度变化？

Stack() {
  Header({headOpacity: this.headOpacity, titleBackgroundColor: $r('app.color.ohos_id_color_background'), isTop: false});
  Header({headOpacity: this.opacityDefaultValue, titleBackgroundColor: $r('app.color.transparent_color'), isTop: true});
}
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Scroll(this.scroller) {
  // 其他属性配置
}
.width($r('app.string.width_and_height_value12'))
.height($r('app.string.width_and_height_value12'))
.scrollable(ScrollDirection.Vertical)
.scrollBar(BarState.Off)
.edgeEffect(EdgeEffect.None)
.onScroll(() => {
  this.scrollOffset = this.scroller.currentOffset().yOffset;
  if(this.scrollOffset <= this.opacityComputeRadix) {
    this.headOpacity = this.scrollOffset / this.opacityComputeRadix;
  } else {
    this.headOpacity = this.opacityDefaultValue;
  }
})
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