鸿蒙申请权限 - IT评测·应用市场-qidao123.com技术社区

// 使用UIExtensionAbility：将import { UIAbility } from '@kit.AbilityKit' 替换为import { UIExtensionAbility } from '@kit.AbilityKit';
import { abilityAccessCtrl, common, Permissions, UIAbility } from '@kit.AbilityKit';
import { window } from '@kit.ArkUI';
import { BusinessError } from '@kit.BasicServicesKit';
const permissions: Array<Permissions> = ['ohos.permission.MICROPHONE'];
// 使用UIExtensionAbility：将common.UIAbilityContext 替换为common.UIExtensionContext
function reqPermissionsFromUser(permissions: Array<Permissions>, context: common.UIAbilityContext): void {
let atManager: abilityAccessCtrl.AtManager = abilityAccessCtrl.createAtManager();
// requestPermissionsFromUser会判断权限的授权状态来决定是否唤起弹窗
atManager.requestPermissionsFromUser(context, permissions).then((data) => {
let grantStatus: Array<number> = data.authResults;
let length: number = grantStatus.length;
for (let i = 0; i < length; i++) {
if (grantStatus[i] === 0) {
// 用户授权，可以继续访问目标操作
} else {
// 用户拒绝授权，提示用户必须授权才能访问当前页面的功能，并引导用户到系统设置中打开相应的权限
return;
}
}
// 授权成功
}).catch((err: BusinessError) => {
console.error(`Failed to request permissions from user. Code is ${err.code}, message is ${err.message}`);
})
}
// 使用UIExtensionAbility：将 UIAbility 替换为UIExtensionAbility
export default class EntryAbility extends UIAbility {
onWindowStageCreate(windowStage: window.WindowStage): void {
// ...
windowStage.loadContent('pages/Index', (err, data) => {
reqPermissionsFromUser(permissions, this.context);
// ...
});
}
// ...
}

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import { abilityAccessCtrl, common, Permissions } from '@kit.AbilityKit';
import { BusinessError } from '@kit.BasicServicesKit';
const permissions: Array<Permissions> = ['ohos.permission.MICROPHONE'];
// 使用UIExtensionAbility：将common.UIAbilityContext 替换为common.UIExtensionContext
function reqPermissionsFromUser(permissions: Array<Permissions>, context: common.UIAbilityContext): void {
let atManager: abilityAccessCtrl.AtManager = abilityAccessCtrl.createAtManager();
// requestPermissionsFromUser会判断权限的授权状态来决定是否唤起弹窗
atManager.requestPermissionsFromUser(context, permissions).then((data) => {
let grantStatus: Array<number> = data.authResults;
let length: number = grantStatus.length;
for (let i = 0; i < length; i++) {
if (grantStatus[i] === 0) {
// 用户授权，可以继续访问目标操作
} else {
// 用户拒绝授权，提示用户必须授权才能访问当前页面的功能，并引导用户到系统设置中打开相应的权限
return;
}
}
// 授权成功
}).catch((err: BusinessError) => {
console.error(`Failed to request permissions from user. Code is ${err.code}, message is ${err.message}`);
})
}
@Entry
@Component
struct Index {
aboutToAppear() {
// 使用UIExtensionAbility：将common.UIAbilityContext 替换为common.UIExtensionContext
const context: common.UIAbilityContext = getContext(this) as common.UIAbilityContext;
reqPermissionsFromUser(permissions, context);
}
build() {
// ...
Column() {
Text('申请麦克风权限')
}
.width('100%')
.height('100%')
.justifyContent(FlexAlign.Center)
}
}

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