@Entry
@Component
struct TabsExample {
@State tabArray: Array<number> = [0, 1,2]
@State focusIndex: number = 0
@State pre: number = 0
@State index: number = 0
private controller: TabsController = new TabsController()
@State test: boolean = false
// 单独的页签
@Builder
Tab(tabName: string, tabItem: number, tabIndex: number) {
Row({ space: 20 }) {
Text(tabName).fontSize(18)
.fontColor(tabItem===this.focusIndex?Color.Red:Color.Black)
}
.justifyContent(FlexAlign.Center)
.constraintSize({ minWidth: 35 })
.width(80)
.height(60)
.borderRadius({ topLeft: 10, topRight: 10 })
.onClick(() => {
this.controller.changeIndex(tabIndex)
this.focusIndex = tabIndex
})
}
build() {
Column() {
Column() {
// 页签
Row({ space: 7 }) {
Scroll() {
Row() {
ForEach(this.tabArray, (item: number, index: number) => {
this.Tab(“页签 " + item, item, index)
})
}
.justifyContent(FlexAlign.Start)
}
.align(Alignment.Start)
.scrollable(ScrollDirection.Horizontal)
.scrollBar(BarState.Off)
.width(‘90%’)
}
.alignItems(VerticalAlign.Bottom)
.width(‘100%’)
//tabs
Tabs({ barPosition: BarPosition.Start, controller: this.controller }) {
ForEach(this.tabArray, (item: number, index: number) => {
TabContent() {
Text('我是页面 ’ + item + " 的内容”)
.height(300)
.width(‘100%’)
.fontSize(30)
}
.backgroundColor(Color.Pink)
})
}
.width(‘100%’)
.barHeight(0)
.animationDuration(100)
.onChange((index: number) => {
console.log(‘foo change’)
this.focusIndex = index
})
}
.alignItems(HorizontalAlign.Start)
.width(‘100%’)
}
.height(‘100%’)
}
}