HarmonyOS 如何跳转到应用设置页面？

"requestPermissions":[  
{  
  "name": "ohos.permission.ACTIVITY_MOTION",  
"reason": "$string:EntryAbility_label",  
"usedScene": {  
  "abilities": [  
  "EntryAbility"  
  ],  
  "when": "inuse"  
}  
},  
{  
  "name": "ohos.permission.CAMERA",  
"reason": "$string:EntryAbility_desc",  
"usedScene": {  
  "abilities": [  
  "EntryAbility"  
  ],  
  "when": "inuse"  
}  
}  
]
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import { abilityAccessCtrl, common, Permissions, Want } from '@kit.AbilityKit';  
import { BusinessError } from '@kit.BasicServicesKit';  
const permissions: Array<Permissions> = ["ohos.permission.ACTIVITY_MOTION","ohos.permission.CAMERA"];  
function reqPermissionsFromUser(permissions: Array<Permissions>, context: common.UIAbilityContext): void {  
  let atManager: abilityAccessCtrl.AtManager = abilityAccessCtrl.createAtManager();  
  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  
        openPermissionsInSystemSettings(context)  
        return;  
      }  
    }  
    // 授权成功  
  }).catch((err: BusinessError) => {  
    console.error(`Failed to request permissions from user. Code is ${err.code}, message is ${err.message}`);  
  })  
}  
  
function openPermissionsInSystemSettings(context: common.UIAbilityContext): void {  
  // let context = getContext(this) as common.UIAbilityContext  
  let wantInfo: Want = {  
    bundleName: 'com.huawei.hmos.settings',  
    abilityName: 'com.huawei.hmos.settings.MainAbility',  
    uri: 'application_info_entry',  
    parameters: {  
      settingsParamBundleName: 'com.example.perssions'  
    }  
  }  
  context.startAbility(wantInfo).then(() => {  
  }).catch((error: Error) => {  
  })  
}  
  
@Entry  
@Component  
  
struct Index {  
  @State message: string = 'Hello World';  
  aboutToAppear() {  
    const context: common.UIAbilityContext = getContext(this) as common.UIAbilityContext;  
    reqPermissionsFromUser(permissions, context);  
  }  
  
  build() {  
    Row() {  
      Column() {  
        Text(this.message)  
          .fontSize(50)  
          .fontWeight(FontWeight.Bold)  
      }  
      .width('100%')  
    }  
    .height('100%')  
  }  
}
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