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
效果图代码案例如下：
- Index里面实现
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, // 数字个数 'DURATION_TIME': 200, // 动画时长 'MILLENNIAL_LEN': 3 // 千分位长度}export const STYLE_CONFIG: Record<string, number> = { 'ITEM_GUTTER': 12, // 元素间距 'ITEM_HEIGHT': 26, // 数字元素高度 'TEXT_MARGIN': 2, // 文本间距 'PADDING_TOP': 32 // 顶部边距}@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($r('app.string.digital_scroll_animation_max_size')) .textAlign(TextAlign.Start) .margin({left:25}) Row({ space: 10 }) { Text(this.getDate()) .fontSize($r('app.string.ohos_id_text_size_headline')) .fontWeight(FontWeight.Medium) .height(30) .fontColor(Color.White) Text('天气 多云 18℃') .height(30) } .width('100%').margin({left:15}) 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 } }); } 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 ${day} 日` }}- 1
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- AddressExchangeViewComponent 里面实现
import { promptAction } from "@kit.ArkUI"@Preview@Componentexport struct AddressExchangeViewComponent { build() { Column({ space: 16 }) { Row() { Text('附近汽车租赁门店') .fontSize(18) .fontColor(Color.Black) Text('查看更多>') .fontSize(15) .fontColor(Color.Black) }.justifyContent(FlexAlign.SpaceBetween).width('100%').padding(10).onClick(() => { }) Row({ space: 20 }) { Column({ space: 10 }) { Text() { Span('小王汽车租赁门店') }.fontWeight(FontWeight.Bold).fontSize(13) Row({space:4}) { Image($r('app.media.weizhi')).width(18).height(18) Text('距离1.02km').fontSize(10).fontColor('#5EB761') } Text('预计3分钟路程').fontSize(10).fontColor('#2EB59F') } .width('40%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) Column({ space: 10 }) { Text() { Span('小贾汽车租赁门店') }.fontWeight(FontWeight.Bold).fontSize(13) Row({space:4}) { Image($r('app.media.weizhi')).width(18).height(18) Text('距离5km').fontSize(10).fontColor('#5EB761') } Text('预计23分钟路程').fontSize(10).fontColor('#2EB59F') } .width('40%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) } Row({ space: 20 }) { Column({ space: 10 }) { Text() { Span('小明汽车租赁门店') }.fontWeight(FontWeight.Bold).fontSize(13) Row({space:4}) { Image($r('app.media.weizhi')).width(18).height(18) Text('距离1.02km').fontSize(10).fontColor('#5EB761') } Text('预计3分钟路程').fontSize(10).fontColor('#2EB59F') } .width('40%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) Column({ space: 10 }) { Text() { Span('小朱汽车租赁门店') }.fontWeight(FontWeight.Bold).fontSize(13) Row({space:4}) { Image($r('app.media.weizhi')).width(18).height(18) Text('距离5km').fontSize(10).fontColor('#5EB761') } Text('预计23分钟路程').fontSize(10).fontColor('#2EB59F') } .width('40%') .borderRadius(4) .backgroundColor('#F5F9F8') .padding(8) .alignItems(HorizontalAlign.Start) } Button($r('app.string.EntryAbility_label')) .fontColor(Color.White) .height(40) .backgroundColor('#5EB761') .width(200) .onClick(() => { promptAction.showToast({ message: '今日机器出现故障，请找工作室人员解决' }); }) Row() { Text('我的服务') .fontSize(18) .fontColor(Color.Black) Text('查看更多 >') .fontSize(15) .fontColor(Color.Black) }.justifyContent(FlexAlign.SpaceBetween).width('100%').padding(10).onClick(() => { }) Column() { Row() { this.msgRelated($r('app.media.j1'), '我的优惠', () => { }) this.msgRelated($r('app.media.j3'), '邀请有奖', () => { }) this.msgRelated($r('app.media.j4'), '收藏/看过', () => { }) } .width('95%') .height(80) .margin({ top: 10, left: 12, right: 12 }) .backgroundColor(Color.White) .justifyContent(FlexAlign.SpaceAround) } .width('95%') .height(80) .margin({ top: 10, bottom: 4, left: 12, right: 12 }) .borderRadius(10) .borderWidth(1) .borderColor('#35B6BD') .backgroundColor(Color.White) .justifyContent(FlexAlign.SpaceAround) } .width($r('app.string.address_exchange_content_size')) .height(178) .margin($r('app.string.ohos_id_card_margin_start')) } //消息相关 @Builder msgRelated(src: Resource, title: string, onClick?: () => void) { Column() { Image(src).width(24) Text(title).fontSize(11).fontColor('#222222').margin({ top: 8 }) }.onClick(() => { onClick?.() }) }}- 1
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HarmonyOS NEXT实战：元服务与应用 APP 发布应用市场的详细步骤与流程
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