1.module.json5中添加相关权限和string.json中配置信息

2.

import { hilog } from '@kit.PerformanceAnalysisKit';
import { TAG } from '@ohos/hypium/src/main/Constant';
import { bundleManager, common } from '@kit.AbilityKit';
import { abilityAccessCtrl } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';
import { geoLocationManager } from '@kit.LocationKit';
import { intl } from '@kit.LocalizationKit';@Entry
@Component
struct Index {@State locale: string = new intl.Locale().language;@State currentLocation: string = '';@State latitude: number = 0;@State longitude: number = 0;@State permissionsMessage: string | Resource = "\"获取当前位置\"需获取定位权限才能正常使用"@State locationServiceMessage: string | Resource =  "\"获取当前位置\"需获取定位权限才能正常使用"private context: common.UIAbilityContext = getContext(this) as common.UIAbilityContext;// 相机权限-------start// 用户申请权限async reqPermissionsFromUser(): Promise<number[]> {hilog.info(0x0001, TAG, 'reqPermissionsFromUser start');let context = getContext() as common.UIAbilityContext;let atManager = abilityAccessCtrl.createAtManager();let grantStatus = await atManager.requestPermissionsFromUser(context, ['ohos.permission.CAMERA']);return grantStatus.authResults;}// 用户申请相机权限async requestCameraPermission() {let grantStatus = await this.reqPermissionsFromUser();for (let i = 0; i < grantStatus.length; i++) {if (grantStatus[i] === 0) {// 用户授权，可以继续访问目标操作hilog.info(0x0001, TAG, 'Succeeded in getting permissions.');AlertDialog.show({message:"相机权限已开启"})}}}// 相机权限-------end// 位置权限----------startcheckPermissionGrant(): void {let hasPermission = false;let tokenId: number = 0;try {let bundleInfo: bundleManager.BundleInfo =bundleManager.getBundleInfoForSelfSync(bundleManager.BundleFlag.GET_BUNDLE_INFO_WITH_APPLICATION);let appInfo: bundleManager.ApplicationInfo = bundleInfo.appInfo;tokenId = appInfo.accessTokenId;} catch (error) {const err: BusinessError = error as BusinessError;hilog.error(0x0000, 'Index',`Failed to get bundle info for self. Code is ${err.code}, message is ${err.message}`);}try {let atManager = abilityAccessCtrl.createAtManager();let approximatelyLocation = atManager.checkAccessTokenSync(tokenId, 'ohos.permission.APPROXIMATELY_LOCATION');let location = atManager.checkAccessTokenSync(tokenId, 'ohos.permission.LOCATION');hasPermission = approximatelyLocation === abilityAccessCtrl.GrantStatus.PERMISSION_GRANTED &&location === abilityAccessCtrl.GrantStatus.PERMISSION_GRANTED;} catch (error) {const err: BusinessError = error as BusinessError;hilog.error(0x0000, 'Index', `Failed to check access token. Code is ${err.code}, message is ${err.message}`);}if (hasPermission) {this.isLocationToggle();} else {this.requestPermissions();}}isLocationToggle(): void {let atManager = abilityAccessCtrl.createAtManager();let isLocationEnabled = geoLocationManager.isLocationEnabled();if (!isLocationEnabled) {atManager.requestGlobalSwitch(this.context, abilityAccessCtrl.SwitchType.LOCATION).then((data: boolean) => {if (data) {// this.isShowLocation = false;this.getLocation();} else {// this.isShowLocation = true;this.locationServiceMessage = "\"获取当前位置\"需打开设备位置服务才能获取当前位置。"}}).catch((err: BusinessError) => {hilog.error(0x0000, 'Index', 'data:' + JSON.stringify(err));});} else {// this.isShowLocation = false;this.getLocation();}}requestPermissions(): void {let atManager = abilityAccessCtrl.createAtManager();try {atManager.requestPermissionsFromUser(this.context, ['ohos.permission.APPROXIMATELY_LOCATION','ohos.permission.LOCATION']).then((data) => {if (data.authResults[0] === -1 || data.authResults[1] === -1) {if (data.dialogShownResults && (data.dialogShownResults[0] || data.dialogShownResults[1])) {// this.isShowPermissions = true;if(data.authResults[0] === -1){this.permissionsMessage =  "\"获取当前位置\"需获取定位权限才能正常使用"} else {this.permissionsMessage = "\"获取当前位置\"需获取精确定位权限才能获取精确位置。"}} else {this.openPermissionsSetting();return;}} else {// this.isShowPermissions = false;}if (data.authResults[0] !== 0) {return;}this.isLocationToggle();}).catch((err: Error) => {hilog.error(0x0000, 'Index', 'requestPermissionsFromUser err:' + JSON.stringify(err));});} catch (err) {hilog.error(0x0000, 'Index', 'requestPermissionsFromUser err:' + JSON.stringify(err));}}private openPermissionsSetting(): void {let atManager = abilityAccessCtrl.createAtManager();atManager.requestPermissionOnSetting(this.context, ['ohos.permission.APPROXIMATELY_LOCATION','ohos.permission.LOCATION']).then((data: Array<abilityAccessCtrl.GrantStatus>) => {if (data[0] === -1 && data[1] === -1) {// this.isShowPermissions = true;this.permissionsMessage = "\"获取当前位置\"需获取定位权限才能正常使用"return;} else if (data[0] === 0 && data[1] === -1) {// this.isShowPermissions = true;this.permissionsMessage = "\"获取当前位置\"需获取精确定位权限才能获取精确位置。"} else {// this.isShowPermissions = false;}this.isLocationToggle();}).catch((err: BusinessError) => {hilog.error(0x0000, 'Index', 'data:' + JSON.stringify(err));});}getLocation(): void {let request: geoLocationManager.SingleLocationRequest = {'locatingTimeoutMs': 10000,'locatingPriority': geoLocationManager.LocatingPriority.PRIORITY_LOCATING_SPEED};// Get current location.geoLocationManager.getCurrentLocation(request).then((location) => {this.latitude = location.latitude;this.longitude = location.longitude;let reverseGeocodeRequest: geoLocationManager.ReverseGeoCodeRequest = {'locale': this.locale.toString().includes('zh') ? 'zh' : 'en','latitude': this.latitude,'longitude': this.longitude,'maxItems': 1};// Call the inverse geocoding service to convert coordinates into geographic descriptions.geoLocationManager.getAddressesFromLocation(reverseGeocodeRequest).then((data) => {if (data[0].placeName) {this.currentLocation = data[0].placeName;AlertDialog.show({message:this.currentLocation})}}).catch((err: BusinessError) => {hilog.error(0x0000, 'Index', 'GetAddressesFromLocation err:' + JSON.stringify(err));});}).catch((err: BusinessError) => {hilog.error(0x0000, 'Index', 'Promise getCurrentLocation err:' + JSON.stringify(err));})}// 位置权限----------endbuild() {
Column(){Button('位置权限').onClick((event: ClickEvent) => {this.checkPermissionGrant();})Button('相机权限').onClick(async ()=>{await this.requestCameraPermission();})
}}
}