背景：
前几篇学习了元服务，后面几期就让我们开发简单的元服务吧，里面丰富的内容大家自己加，本期案例 仅供参考
先上本期效果图 ，里面图片自行替换
效果图1完整代码案例如下：
- Index代码
import { authentication } from '@kit.AccountKit';import { BusinessError } from '@kit.BasicServicesKit';import { hilog } from '@kit.PerformanceAnalysisKit';import { AddressExchangeViewComponent } from './AddressExchangeViewComponent';export const DATA_CONFIG: Record<string, number> = { 'NUMBER_LEN': 7, 'DURATION_TIME': 200, 'MILLENNIAL_LEN': 3}export const STYLE_CONFIG: Record<string, number> = { 'ITEM_GUTTER': 12, 'ITEM_HEIGHT': 26, 'TEXT_MARGIN': 2, 'PADDING_TOP': 32}@Entry@Componentstruct Index { build() { Column({ space: STYLE_CONFIG.ITEM_GUTTER }) { Text($r('app.string.EntryAbility_label')).fontColor(Color.White) .fontSize($r('sys.float.ohos_id_text_size_headline8')) .width($r('app.string.digital_scroll_animation_max_size')) .textAlign(TextAlign.Center) AddressExchangeViewComponent() } .padding({ top: STYLE_CONFIG.PADDING_TOP }) .margin({ top: 60 }) .width($r('app.string.digital_scroll_animation_max_size')) .height($r('app.string.digital_scroll_animation_max_size')) .linearGradient({ colors: [[$r('app.color.digital_scroll_animation_background_color'), 0.0], [$r('sys.color.ohos_id_color_background'), 0.3]] }) } aboutToAppear() { hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate'); this.loginWithHuaweiID(); } /** * Sample code for using HUAWEI ID to log in to atomic service. * According to the Atomic Service Review Guide, when a atomic service has an account system, * the option to log in with a HUAWEI ID must be provided. * The following presets the atomic service to use the HUAWEI ID silent login function. * To enable the atomic service to log in successfully using the HUAWEI ID, please refer * to the HarmonyOS HUAWEI ID Access Guide to configure the client ID and fingerprint certificate. */ private loginWithHuaweiID() { // Create a login request and set parameters let loginRequest = new authentication.HuaweiIDProvider().createLoginWithHuaweiIDRequest(); // Whether to forcibly launch the HUAWEI ID login page when the user is not logged in with the HUAWEI ID loginRequest.forceLogin = false; // Execute login request let controller = new authentication.AuthenticationController(); controller.executeRequest(loginRequest).then((data) => { let loginWithHuaweiIDResponse = data as authentication.LoginWithHuaweiIDResponse; let authCode = loginWithHuaweiIDResponse.data?.authorizationCode; // Send authCode to the backend in exchange for unionID, session }).catch((error: BusinessError) => { hilog.error(0x0000, 'testTag', 'error: %{public}s', JSON.stringify(error)); if (error.code == authentication.AuthenticationErrorCode.ACCOUNT_NOT_LOGGED_IN) { // HUAWEI ID is not logged in, it is recommended to jump to the login guide page } }); }}- AddressExchangeViewComponent 代码
import curves from '@ohos.curves';import { promptAction } from '@kit.ArkUI';@Preview@Componentexport struct AddressExchangeViewComponent { @State rotateAngle: number = 0; @State translateX: number = 0; @State swap: boolean = false; private JWidth: number = 300; build() { Column({ space: 15 }) { Row() { Text($r('app.string.address_exchange_address_left')) .translate({ x: this.translateX }) .width("40%") .textAlign(this.swap ? TextAlign.End : TextAlign.Start) .onClick(() => { promptAction.showToast({ message: '北京', }); }) Stack() { Image($r('app.media.address_exchange_airplane')) .size({ height: 16, width: 16 }) Image($r('app.media.address_exchange_recycle')) .size({ height: 38, width: 38 }) .rotate({ angle: this.rotateAngle }) .animation({ curve: Curve.EaseOut, playMode: PlayMode.Normal, }) } .width("20%") .onClick(() => { this.swap = !this.swap animateTo({ curve: curves.springMotion() }, () => { if (this.swap) { this.translateX = this.JWidth * 0.5; } else { this.translateX = 0 } }) this.rotateAngle += 180; }) Text('深圳') .translate({ x: -this.translateX }) .width("40%") .textAlign(this.swap ? TextAlign.Start : TextAlign.End) .onClick(() => { promptAction.showToast({ message: '点了' }); }) } .width(this.JWidth) .borderWidth(1) .borderRadius(8) .padding(8) .height(60) Row({ space: 15 }) { Text(this.getDate()) .fontSize($r('app.string.ohos_id_text_size_headline')) .fontWeight(FontWeight.Medium) .height(30) Text($r('app.string.address_exchange_week')) .height(30) } .width(this.JWidth) .onClick(() => { promptAction.showToast({ message: '点了' }); }) Button($r('app.string.address_exchange_search_ticket')) .fontColor(Color.White) .height(40) .backgroundColor('#6486FF') .width(this.JWidth) .onClick(() => { promptAction.showToast({ message: '今日机器出现故障，请找工作室人员解决' }); }) Row({ space: 10 }) { Row() { Text('出差 返现').fontSize(13).fontColor('#222222') Toggle({ type: ToggleType.Checkbox, isOn: false }) } Row() { Row() { Text('带儿童/婴儿').fontSize(13).fontColor('#222222') Toggle({ type: ToggleType.Checkbox, isOn: true }) } Row() { Text('学生票').fontSize(13).fontColor('#222222') Toggle({ type: ToggleType.Checkbox, isOn: false }) } } }.width('100%').justifyContent(FlexAlign.SpaceBetween) Row() { Text('每周特价机票') .fontSize(18) .fontColor(Color.Black) Text('查看更多>') .fontSize(15) .fontColor(Color.Black) }.justifyContent(FlexAlign.SpaceBetween).width('100%').padding(10).onClick(() => { }) Row({ space: 20 }) { Column({ space: 10 }) { Text('上海 -> 深圳').fontWeight(FontWeight.Bold).fontSize(13).fontColor('#5A5A5A') Row() { Text('12月3日 | 周一').fontSize(10).fontColor('#CAC8C9') Text('¥600').fontSize(15).fontColor(Color.Red).fontWeight(FontWeight.Bold).margin({ left: 8 }) }.width('100%').justifyContent(FlexAlign.SpaceBetween) Text() { Span('原价 ').fontColor('#222222').fontSize(15) Span('¥1000').fontColor(Color.Red).fontSize(15) }.fontWeight(FontWeight.Bold).margin({ left: 8 }) } .width('100%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) } Row({ space: 20 }) { Column({ space: 10 }) { Text('北京 -> 天津').fontWeight(FontWeight.Bold).fontSize(13).fontColor('#5A5A5A') Row() { Text('12月5日 | 周四').fontSize(10).fontColor('#CAC8C9') Text('¥300').fontSize(15).fontColor(Color.Red).fontWeight(FontWeight.Bold).margin({ left: 8 }) }.width('100%').justifyContent(FlexAlign.SpaceBetween) Text() { Span('原价 ').fontColor('#222222').fontSize(15) Span('¥400').fontColor(Color.Red).fontSize(15) }.fontWeight(FontWeight.Bold).margin({ left: 8 }) } .width('100%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) } } .width($r('app.string.address_exchange_content_size')) .height(178) .margin($r('app.string.ohos_id_card_margin_start')) } private getDate() { const now = new Date(); const year = now.getFullYear(); const month = now.getMonth() + 1; // 注意：月份是从0开始计数的 const day = now.getDate(); const hours = now.getHours(); const minutes = now.getMinutes(); const seconds = now.getSeconds(); return `${year} 年 ${month} 月 ${day} 日` }}最近文章>>>>>>>>>>>
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