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

2022-12-22
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@ohos.app.ability.common (Context)

The Common module provides all level-2 module APIs for developers to export.

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.

Modules to Import

import common from '@ohos.app.ability.common';

Attributes

System capability: SystemCapability.Ability.AbilityRuntime.Core

Name	Type	Description
UIAbilityContext	UIAbilityContext	Level-2 module UIAbilityContext.
AbilityStageContext	AbilityStageContext	Level-2 module AbilityStageContext.
ApplicationContext	ApplicationContext	Level-2 module ApplicationContext.
BaseContext	BaseContext	Level-2 module BaseContext.
Context	Context	Level-2 module Context.
ExtensionContext	ExtensionContext	Level-2 module ExtensionContext.
FormExtensionContext	FormExtensionContext	Level-2 module FormExtensionContext.
ServiceExtensionContext	ServiceExtensionContext	Level-2 module ServiceExtensionContext. System API: This is a system API and cannot be called by third-party applications.
EventHub	EventHub	Level-2 module EventHub.
PacMap	PacMap	Level-2 module PacMap.
AbilityResult	AbilityResult	Level-2 module AbilityResult.
ConnectOptions	ConnectOptions	Level-2 module ConnectOptions.

Example

import common from '@ohos.app.ability.common';

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 eventHub: common.EventHub;
let pacMap: common.PacMap;
let abilityResult: common.AbilityResult;
let connectOptions: common.ConnectOptions;