xref: /interface/sdk-js/api/application/UIServiceExtensionContext.d.ts

/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License"),
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @file
 * @kit AbilityKit
 */

import ExtensionContext from './ExtensionContext';
import type Want from '../@ohos.app.ability.Want';
import type StartOptions from '../@ohos.app.ability.StartOptions';
import type AbilityStartCallback from './AbilityStartCallback';
import { ConnectOptions } from '../ability/connectOptions';

/**
 * The context of UI service extension. It allows access to UIServiceExtension-specific resources.
 *
 * @extends ExtensionContext
 * @syscap SystemCapability.Ability.AbilityRuntime.Core
 * @systemapi
 * @stagemodelonly
 * @since 14
 */
export default class UIServiceExtensionContext extends ExtensionContext {
  /**
   * UI service extension uses this method to start a specific ability.If the caller application is in foreground,
   * you can use this method to start ability; If the caller application is in the background,
   * you need to apply for permission:ohos.permission.START_ABILITIES_FROM_BACKGROUND.
   * If the target ability is visible, you can start the target ability; If the target ability is invisible,
   * you need to apply for permission:ohos.permission.START_INVISIBLE_ABILITY to start target invisible ability.
   * If the target ability is in cross-device, you need to apply for permission:ohos.permission.DISTRIBUTED_DATASYNC.
   *
   * @param { Want } want - Indicates the ability to start.
   * @param { StartOptions } [options] - Indicates the start options.
   * @returns { Promise<void> } The promise returned by the function.
   * @throws { BusinessError } 201 - The application does not have permission to call the interface.
   * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
   * 2. Incorrect parameter types; 3. Parameter verification failed.
   * @throws { BusinessError } 16000001 - The specified ability does not exist.
   * @throws { BusinessError } 16000002 - Incorrect ability type.
   * @throws { BusinessError } 16000004 - Failed to start the invisible ability.
   * @throws { BusinessError } 16000005 - The specified process does not have the permission.
   * @throws { BusinessError } 16000006 - Cross-user operations are not allowed.
   * @throws { BusinessError } 16000008 - The crowdtesting application expires.
   * @throws { BusinessError } 16000009 - An ability cannot be started or stopped in Wukong mode.
   * @throws { BusinessError } 16000010 - The call with the continuation and prepare continuation flag is forbidden.
   * @throws { BusinessError } 16000011 - The context does not exist.
   * @throws { BusinessError } 16000012 - The application is controlled.
   * @throws { BusinessError } 16000013 - The EDM prohibits the application from launching.
   * @throws { BusinessError } 16000019 - Can not match any component.
   * @throws { BusinessError } 16000050 - Internal error.
   * @throws { BusinessError } 16000053 - The ability is not on the top of the UI.
   * @throws { BusinessError } 16000055 - Installation-free timed out.
   * @throws { BusinessError } 16200001 - The caller has been released.
   * @syscap SystemCapability.Ability.AbilityRuntime.Core
   * @systemapi
   * @stagemodelonly
   * @since 14
   */
  startAbility(want: Want, options?: StartOptions): Promise<void>;

  /**
   * Destroys the UI service extension.
   *
   * @returns { Promise<void> } The promise returned by the function.
   * @syscap SystemCapability.Ability.AbilityRuntime.Core
   * @systemapi
   * @stagemodelonly
   * @since 14
   */
  terminateSelf(): Promise<void>;

  /**
   * Starts the UIAbility or UIExtensionAbility by type.
   * If the target ability is visible, you can start the target ability; If the target ability is invisible,
   * you need to apply for permission:ohos.permission.START_INVISIBLE_ABILITY to start target invisible ability.
   * If the caller application is in the background, it is not allowed to call this interface.
   *
   * @param { string } type - The type of target ability.
   * @param { Record<string, Object> } wantParam - Indicates the want parameter.
   * @param { AbilityStartCallback } abilityStartCallback - Indicates the abilityStartCallback.
   * @returns { Promise<void> } The promise returned by the function.
   * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
   * 2. Incorrect parameter types; 3. Parameter verification failed.
   * @throws { BusinessError } 16000050 - Internal error.
   * @syscap SystemCapability.Ability.AbilityRuntime.Core
   * @systemapi
   * @stagemodelonly
   * @since 14
   */
  startAbilityByType(type: string, wantParam: Record<string, Object>,
    abilityStartCallback: AbilityStartCallback): Promise<void>;

  /**
   * Connects to a service extension ability.
   * If the target service extension ability is visible, you can connect the target service extension ability;
   * If the target service extension ability is invisible,
   * you need to apply for permission:ohos.permission.START_INVISIBLE_ABILITY to connect target invisible service extension ability.
   * If the target service extension ability is in cross-device, you need to apply for permission:ohos.permission.DISTRIBUTED_DATASYNC.
   * <p>This method can be called by an ability or service extension, but the destination of the connection must be a
   * service extension. You must implement the {@link ConnectOptions} interface to obtain the proxy of the target
   * service extension when the Service extension is connected.</p>
   *
   * @param { Want } want - Indicates the service extension to connect.
   * @param { ConnectOptions } options - Indicates the callback of connection.
   * @returns { number } Returns the connection id.
   * @throws { BusinessError } 201 - The application does not have permission to call the interface.
   * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
   * 2. Incorrect parameter types; 3. Parameter verification failed.
   * @throws { BusinessError } 16000001 - The specified ability does not exist.
   * @throws { BusinessError } 16000002 - Incorrect ability type.
   * @throws { BusinessError } 16000004 - Failed to start the invisible ability.
   * @throws { BusinessError } 16000005 - The specified process does not have the permission.
   * @throws { BusinessError } 16000006 - Cross-user operations are not allowed.
   * @throws { BusinessError } 16000008 - The crowdtesting application expires.
   * @throws { BusinessError } 16000011 - The context does not exist.
   * @throws { BusinessError } 16000013 - The EDM prohibits the application from launching.
   * @throws { BusinessError } 16000050 - Internal error.
   * @throws { BusinessError } 16000053 - The ability is not on the top of the UI.
   * @throws { BusinessError } 16000055 - Installation-free timed out.
   * @syscap SystemCapability.Ability.AbilityRuntime.Core
   * @systemapi
   * @stagemodelonly
   * @since 14
   */
  connectServiceExtensionAbility(want: Want, options: ConnectOptions): number;

  /**
   * Disconnect an ability from a service extension, in contrast to {@link connectServiceExtensionAbility}.
   *
   * @param { number } connectionId - the connection id returned from connectServiceExtensionAbility api.
   * @returns { Promise<void> } The promise returned by the function.
   * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
   * 2. Incorrect parameter types; 3. Parameter verification failed.
   * @throws { BusinessError } 16000011 - The context does not exist.
   * @throws { BusinessError } 16000050 - Internal error.
   * @syscap SystemCapability.Ability.AbilityRuntime.Core
   * @systemapi
   * @stagemodelonly
   * @since 14
   */
  disconnectServiceExtensionAbility(connectionId: number): Promise<void>;
}