harmony 鸿蒙@ohos.app.ability.common (Context) (System API)

2025-06-12
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@ohos.app.ability.common (Context) (System API)

You can use this module to reference the ability public module class.

NOTE

The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.

The APIs of this module can be used only in the stage model.

This topic describes only system APIs provided by the module. For details about its public APIs, see @ohos.app.ability.common (Context).

Modules to Import

import { common } from '@kit.AbilityKit';

Properties

System capability: SystemCapability.Ability.AbilityRuntime.Core

Name	Type	Read Only	Optional	Description
ServiceExtensionContext	ServiceExtensionContext	No	No	Level-2 module ServiceExtensionContext. System API: This is a system API.
AutoFillExtensionContext¹¹⁺	AutoFillExtensionContext	No	No	Level-2 module AutoFillExtensionContext. System API: This is a system API.
AutoStartupInfo¹¹⁺	AutoStartupInfo	No	No	Level-2 module AutoStartupInfo. System API: This is a system API.
AutoStartupCallback¹¹⁺	AutoStartupCallback	No	No	Level-2 module AutoStartupCallback. System API: This is a system API.
UIServiceExtensionContext¹⁴⁺	UIServiceExtensionContext	No	No	Level-2 module UIServiceExtensionContext. System API: This is a system API.
UIServiceHostProxy¹³⁺	UIServiceHostProxy	No	No	Level-2 module UIServiceHostProxy. System API: This is a system API.

Example

import { common } from '@kit.AbilityKit';

let uiAbilityContext: common.UIAbilityContext;
let abilityStageContext: common.AbilityStageContext;
let applicationContext: common.ApplicationContext;
let baseContext: common.BaseContext;
let context: common.Context;
let extensionContext: common.ExtensionContext;
let formExtensionContext: common.FormExtensionContext;
let vpnExtensionContext: common.VpnExtensionContext;
let eventHub: common.EventHub;
let pacMap: common.PacMap;
let abilityResult: common.AbilityResult;
let abilityStartCallback: common.AbilityStartCallback;
let connectOptions: common.ConnectOptions;
let autoFillExtensionContext: common.AutoFillExtensionContext;
let uiServiceExtensionContext: common.UIServiceExtensionContext;
let uiServiceHostProxy: common.UIServiceHostProxy;