@ohos.enterprise.deviceSettings (设备设置管理)

本模块提供企业设备设置能力,包括获取设备息屏时间等。

说明:

本模块首批接口从API version 10开始支持。后续版本的新增接口,采用上角标单独标记接口的起始版本。

本模块接口仅可在Stage模型下使用。

本模块接口仅对设备管理应用开放,需将设备管理应用激活后调用,实现相应功能。

导入模块

import deviceSettings from '@ohos.enterprise.deviceSettings';

deviceSettings.getScreenOffTime

getScreenOffTime(admin: Want, callback: AsyncCallback<number>): void

指定设备管理应用获取设备息屏时间,使用callback异步回调。

需要权限: ohos.permission.ENTERPRISE_GET_SETTINGS

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。
callback AsyncCallback<number> 回调函数。当接口调用成功,err为null,data为设备息屏时间(单位:毫秒),否则err为错误对象。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.

示例:

import Want from '@ohos.app.ability.Want';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};

deviceSettings.getScreenOffTime(wantTemp, (err, result) => {
  if (err) {
    console.error(`Failed to get screen off time. Code: ${err.code}, message: ${err.message}`);
    return;
  }
  console.info(`Succeeded in getting screen off time, result : ${result}`);
});

deviceSettings.getScreenOffTime

getScreenOffTime(admin: Want): Promise<number>

指定设备管理应用获取设备息屏时间,使用Promise异步回调。

需要权限: ohos.permission.ENTERPRISE_GET_SETTINGS

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。

返回值:

类型 说明
Promise<number> Promise对象,返回设备息屏时间(单位:毫秒)。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.

示例:

import Want from '@ohos.app.ability.Want';
import { BusinessError } from '@ohos.base';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};

deviceSettings.getScreenOffTime(wantTemp).then((result) => {
  console.info(`Succeeded in getting screen off time, result : ${result}`);
}).catch((err: BusinessError) => {
  console.error(`Failed to get screen off time. Code: ${err.code}, message: ${err.message}`);
});

deviceSettings.installUserCertificate

installUserCertificate(admin: Want, certificate: CertBlob, callback: AsyncCallback<string>): void

指定设备管理应用安装用户证书,使用callback异步回调。

需要权限: ohos.permission.ENTERPRISE_MANAGE_CERTIFICATE

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。
certificate CertBlob 证书信息。
callback AsyncCallback<string> 回调函数,当接口调用成功,err为null,否则为错误对象。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.
9201001 manage certificate failed

示例:

import Want from '@ohos.app.ability.Want';
import { BusinessError } from '@ohos.base';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};
let certFileArray: Uint8Array = new Uint8Array();
// The variable context needs to be initialized in MainAbility's onCreate callback function
// test.cer needs to be placed in the rawfile directory
getContext().resourceManager.getRawFileContent("test.cer").then((value) => {
  certFileArray = value;
  deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" }, (err, result) => {
    if (err) {
      console.error(`Failed to install user certificate. Code: ${err.code}, message: ${err.message}`);
    } else {
      console.info(`Succeeded in installing user certificate, result : ${JSON.stringify(result)}`);
    }
  });
}).catch((error: BusinessError) => {
  console.error(`Failed to get row file content. message: ${error.message}`);
  return
});

deviceSettings.installUserCertificate

installUserCertificate(admin: Want, certificate: CertBlob): Promise<string>

指定设备管理应用安装用户证书,使用Promise异步回调。

需要权限: ohos.permission.ENTERPRISE_MANAGE_CERTIFICATE

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。
certificate CertBlob 证书信息。

返回值:

类型 说明
Promise<string> Promise对象,返回当前证书安装后的uri,用于卸载证书。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.
9201001 manage certificate failed

示例:

import Want from '@ohos.app.ability.Want';
import { BusinessError } from '@ohos.base';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};
let certFileArray: Uint8Array = new Uint8Array();
// The variable context needs to be initialized in MainAbility's onCreate callback function
// test.cer needs to be placed in the rawfile directory
getContext().resourceManager.getRawFileContent("test.cer").then((value) => {
  certFileArray = value
  deviceSettings.installUserCertificate(wantTemp, { inData: certFileArray, alias: "cert_alias_xts" })
    .then((result) => {
      console.info(`Succeeded in installing user certificate, result : ${JSON.stringify(result)}`);
    }).catch((err: BusinessError) => {
    console.error(`Failed to install user certificate. Code: ${err.code}, message: ${err.message}`);
  })
}).catch((error: BusinessError) => {
  console.error(`Failed to get row file content. message: ${error.message}`);
  return
});

CertBlob

证书信息。

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

名称 类型 必填 说明
inData Uint8Array 证书的二进制内容。
alias string 证书别名。

deviceSettings.uninstallUserCertificate

uninstallUserCertificate(admin: Want, certUri: string, callback: AsyncCallback<void>): void

指定设备管理应用卸载用户证书,使用callback异步回调。

需要权限: ohos.permission.ENTERPRISE_MANAGE_CERTIFICATE

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。
certUri string 证书uri,由安装用户证书接口返回。
callback AsyncCallback<void> 回调函数,当接口调用成功,err为null,否则为错误对象。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.
9201001 manage certificate failed

示例:

import Want from '@ohos.app.ability.Want';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};
let aliasStr = "certName"
deviceSettings.uninstallUserCertificate(wantTemp, aliasStr, (err) => {
  if (err) {
    console.error(`Failed to uninstall user certificate. Code: ${err.code}, message: ${err.message}`);
    return;
  }
  console.info(`Succeeded in uninstalling user certificate`);
});

deviceSettings.uninstallUserCertificate

uninstallUserCertificate(admin: Want, certUri: string): Promise<void>

指定设备管理应用卸载用户证书,使用Promise异步回调。

需要权限: ohos.permission.ENTERPRISE_MANAGE_CERTIFICATE

系统能力: SystemCapability.Customization.EnterpriseDeviceManager

系统API: 此接口为系统接口。

参数:

参数名 类型 必填 说明
admin Want 设备管理应用。
certUri string 证书uri,由安装用户证书接口返回。

返回值:

类型 说明
Promise<void> 无返回结果的Promise对象。当指定设备管理应用卸载用户证书失败时会抛出错误对象。

错误码

以下错误码的详细介绍请参见企业设备管理错误码

错误码ID 错误信息
9200001 the application is not an administrator of the device.
9200002 the administrator application does not have permission to manage the device.
9201001 manage certificate failed

示例:

import Want from '@ohos.app.ability.Want';
import { BusinessError } from '@ohos.base';
let wantTemp: Want = {
  bundleName: 'com.example.myapplication',
  abilityName: 'EntryAbility',
};
let aliasStr = "certName"
deviceSettings.uninstallUserCertificate(wantTemp, aliasStr).then(() => {
  console.info(`Succeeded in uninstalling user certificate`);
}).catch((err: BusinessError) => {
  console.error(`Failed to uninstall user certificate. Code is ${err.code}, message is ${err.message}`);
});