xref: /interface/sdk-js/api/@ohos.file.picker.d.ts

/*
 * Copyright (c) 2023 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 CoreFileKit
 */

import { AsyncCallback, Callback } from './@ohos.base';
import Context from './application/Context';
import { window } from '@kit.ArkUI';
/**
 * Provide the capabilities to use different pickers.
 *
 * @namespace picker
 * @syscap SystemCapability.FileManagement.UserFileService
 * @since 9
 */
/**
 * Provide the capabilities to use different pickers.
 *
 * @namespace picker
 * @syscap SystemCapability.FileManagement.UserFileService
 * @atomicservice
 * @since 11
 */
/**
 * Provide the capabilities to use different pickers.
 *
 * @namespace picker
 * @syscap SystemCapability.FileManagement.UserFileService
 * @crossplatform
 * @atomicservice
 * @since 12
 */
declare namespace picker {
  /**
   * PhotoViewMIMETypes represents the type of media resource that photo picker selects.
   *
   * @enum { string } PhotoViewMIMETypes
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * PhotoViewMIMETypes represents the type of media resource that photo picker selects.
   *
   * @enum { string } PhotoViewMIMETypes
   * @syscap SystemCapability.FileManagement.UserFileService
   * @atomicservice
   * @since 11
   * @deprecated since 12
   * @useinstead ohos.file.photoAccessHelper/photoAccessHelper#PhotoViewMIMETypes
   */
  export enum PhotoViewMIMETypes {
    /**
     * Image type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Image type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    IMAGE_TYPE = 'image/*',

    /**
     * Video type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Video type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    VIDEO_TYPE = 'video/*',

    /**
     * Image and video type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Image and video type.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    IMAGE_VIDEO_TYPE = '*/*'
  }

  /**
   * PhotoSelectOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * PhotoSelectOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @atomicservice
   * @since 11
   * @deprecated since 12
   * @useinstead ohos.file.photoAccessHelper/photoAccessHelper#PhotoSelectOptions
   */
  class PhotoSelectOptions {
    /**
     * The Type of the file in the picker window.
     *
     * @type { ?PhotoViewMIMETypes }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * The Type of the file in the picker window.
     *
     * @type { ?PhotoViewMIMETypes }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    MIMEType?: PhotoViewMIMETypes;

    /**
     * Maximum number of images for a single selection.
     *
     * @type { ?number }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Maximum number of images for a single selection.
     *
     * @type { ?number }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    maxSelectNumber?: number;
  }

  /**
   * PhotoSelectResult Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * PhotoSelectResult Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @atomicservice
   * @since 11
   * @deprecated since 12
   * @useinstead ohos.file.photoAccessHelper/photoAccessHelper#PhotoSelectResult
   */
  class PhotoSelectResult {
    /**
     * The uris for the selected files.
     *
     * @type { Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * The uris for the selected files.
     *
     * @type { Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    photoUris: Array<string>;

    /**
     * Original option.
     *
     * @type { boolean }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Original option.
     *
     * @type { boolean }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     */
    isOriginalPhoto: boolean;
  }

  /**
   * PhotoSaveOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   * @deprecated since 12
   */
  class PhotoSaveOptions {
    /**
     * The names of the files to be saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    newFileNames?: Array<string>;
  }

  /**
   * PhotoViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * PhotoViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @atomicservice
   * @since 11
   * @deprecated since 12
   * @useinstead ohos.file.photoAccessHelper/photoAccessHelper#PhotoViewPicker
   */
  class PhotoViewPicker {
    /**
     * The constructor used to create a PhotoViewPicker object.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    constructor();

    /**
     * The constructor used to create a PhotoViewPicker object.
     *
     * @param { Context } context - represents the context.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 12
     */
    constructor(context: Context);

    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { PhotoSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<PhotoSelectResult> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { PhotoSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<PhotoSelectResult> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     * @deprecated since 12
     * @useinstead ohos.file.photoAccessHelper/photoAccessHelper.PhotoViewPicker#select
     */
    select(option?: PhotoSelectOptions): Promise<PhotoSelectResult>;

    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { PhotoSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<PhotoSelectResult> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { PhotoSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<PhotoSelectResult> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     * @deprecated since 12
     * @useinstead ohos.file.photoAccessHelper/photoAccessHelper.PhotoViewPicker#select
     */
    select(option: PhotoSelectOptions, callback: AsyncCallback<PhotoSelectResult>): void;

    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { AsyncCallback<PhotoSelectResult> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the photo picker based on the selection mode.
     *
     * @param { AsyncCallback<PhotoSelectResult> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 11
     * @deprecated since 12
     * @useinstead ohos.file.photoAccessHelper/photoAccessHelper.PhotoViewPicker#select
     */
    select(callback: AsyncCallback<PhotoSelectResult>): void;

    /**
     * Pull up the photo picker based on the save mode.
     *
     * @param { PhotoSaveOptions } option - represents the options provided in save mode.
     * @returns { Promise<Array<string>> } Returns the uris for the saved files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     * @deprecated since 12
     * @useinstead save_button/SaveButton
     */
    save(option?: PhotoSaveOptions): Promise<Array<string>>;

    /**
     * Pull up the photo picker based on the save mode.
     *
     * @param { PhotoSaveOptions } option - represents the options provided in save mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     * @deprecated since 12
     * @useinstead save_button/SaveButton
     */
    save(option: PhotoSaveOptions, callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the photo picker based on the save mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     * @deprecated since 12
     * @useinstead save_button/SaveButton
     */
    save(callback: AsyncCallback<Array<string>>): void;
  }

  /**
   * Enumerates the picker's select mode types.
   *
   * @enum { number } DocumentSelectMode
   * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
   * @since 11
   */
  /**
   * Enumerates the picker's select mode types.
   *
   * @enum { number } DocumentSelectMode
   * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  export enum DocumentSelectMode {
    /**
     * Indicates that only files are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @since 11
     */
    /**
     * Indicates that only files are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    FILE = 0,

    /**
     * Indicates that only folders are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @since 11
     */
    /**
     * Indicates that only folders are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    FOLDER = 1,

    /**
     * Indicates that files and folders are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @since 11
     */
    /**
     * Indicates that files and folders are allowed to be selected.
     *
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @atomicservice
     * @since 12
     */
    MIXED = 2,
  }

  /**
   * Enumerates the picker's mode types.
   *
   * @enum { number } DocumentPickerMode
   * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
   * @atomicservice
   * @since 12
   */
    export enum DocumentPickerMode {
      /**
       * Document mode.
       *
       * @syscap SystemCapability.FileManagement.UserFileService
       * @atomicservice
       * @since 12
       */
      DEFAULT = 0,
  
      /**
       * Download mode.
       *
       * @syscap SystemCapability.FileManagement.UserFileService
       * @atomicservice
       * @since 12
       */
      DOWNLOAD = 1,
    }

  /**
   * DocumentSelectOptions Object.
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * DocumentSelectOptions Object.
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  class DocumentSelectOptions {
    /**
     * The default opening uri of the picker window.
     *
     * @type { ?string }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 10
     */
    /**
     * The default opening uri of the picker window.
     *
     * @type { ?string }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    defaultFilePathUri?: string;

    /**
     * Suffixes for file selected.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 10
     */
    /**
     * Suffixes for file selected.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    fileSuffixFilters?: Array<string>;

    /**
     * Maximum number of files for a single selection.
     *
     * @type { ?number }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 10
     */
    /**
     * Maximum number of files for a single selection.
     *
     * @type { ?number }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    maxSelectNumber?: number;

    /**
     * Selection mode.
     *
     * @type { ?DocumentSelectMode }
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @since 11
     */
    /**
     * Selection mode.
     *
     * @type { ?DocumentSelectMode }
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    selectMode?: DocumentSelectMode;

    /**
     * Granting Permissions to Specified Directories or Files.
     * The value true indicates that authorization is required.
     * When authmode is set to true, the defaultFilePathUri field is mandatory.
     *
     * @type { ?boolean }
     * @syscap SystemCapability.FileManagement.UserFileService.FolderSelection
     * @atomicservice
     * @since 12
     */
    authMode?: boolean;
  }

  /**
   * DocumentSaveOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * DocumentSaveOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  class DocumentSaveOptions {
    /**
     * The names of the files to be saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * The names of the files to be saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    newFileNames?: Array<string>;

    /**
     * The default opening uri of the picker window.
     *
     * @type { ?string }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 10
     */
    /**
     * The default opening uri of the picker window.
     *
     * @type { ?string }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    defaultFilePathUri?: string;

    /**
     * Suffixes for file saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 10
     */
    /**
     * Suffixes for file saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    fileSuffixChoices?: Array<string>;
    /**
     * picker mode.
     *
     * @type { ?DocumentPickerMode }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    pickerMode?: DocumentPickerMode;
  }

  /**
   * DocumentViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * DocumentViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  class DocumentViewPicker {
    /**
     * The constructor used to create a DocumentViewPicker object.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    constructor();

    /**
     * The constructor used to create a DocumentViewPicker object.
     *
     * @param { Context } context - represents the context.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    constructor(context: Context);

    /**
     * The constructor used to create a DocumentViewPicker object.
     *
     * @param { Context } context - represents the context.
     * @param { window.Window } window - represents the window.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 13
     */
    constructor(context: Context, window: window.Window);

    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { DocumentSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<Array<string>> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { DocumentSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<Array<string>> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    select(option?: DocumentSelectOptions): Promise<Array<string>>;

    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { DocumentSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { DocumentSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    select(option: DocumentSelectOptions, callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the selection mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    select(callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { DocumentSaveOptions } option - represents the options provided in save mode.
     * @returns { Promise<Array<string>> } Returns the uris for the saved files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { DocumentSaveOptions } option - represents the options provided in save mode.
     * @returns { Promise<Array<string>> } Returns the uris for the saved files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    save(option?: DocumentSaveOptions): Promise<Array<string>>;

    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { DocumentSaveOptions } option - represents the options provided in save mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { DocumentSaveOptions } option - represents the options provided in save mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    save(option: DocumentSaveOptions, callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the document picker based on the save mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    save(callback: AsyncCallback<Array<string>>): void;

    /**
     * Obtain the saving type selected by the user.
     *
     * @returns { number } Returns the index of the suffix array fileSuffixChoices configured by the user in DocumentSaveOptions.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 13
     */
    getSelectedIndex(): number;
  }

  /**
   * AudioSelectOptions Object. Currently not supported.
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
    /**
   * AudioSelectOptions Object.
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
    class AudioSelectOptions {
      /**
       * Maximum number of audio for a single selection.
       *
       * @type { ?number }
       * @syscap SystemCapability.FileManagement.UserFileService
       * @crossplatform
       * @atomicservice
       * @since 12
       */
      maxSelectNumber?: number;
    }

  /**
   * AudioSaveOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * AudioSaveOptions Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  class AudioSaveOptions {
    /**
     * The names of the files to be saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * The names of the files to be saved.
     *
     * @type { ?Array<string> }
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    newFileNames?: Array<string>;
  }

  /**
   * AudioViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @since 9
   */
  /**
   * AudioViewPicker Object
   *
   * @syscap SystemCapability.FileManagement.UserFileService
   * @crossplatform
   * @atomicservice
   * @since 12
   */
  class AudioViewPicker {
    /**
     * The constructor used to create a AudioViewPicker object.
     *
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    constructor();

    /**
     * The constructor used to create a AudioViewPicker object.
     *
     * @param { Context } context - represents the context.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @atomicservice
     * @since 12
     */
    constructor(context: Context);

    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AudioSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<Array<string>> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AudioSelectOptions } option - represents the options provided in select mode.
     * @returns { Promise<Array<string>> } Returns the uris for the selected files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    select(option?: AudioSelectOptions): Promise<Array<string>>;

    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AudioSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AudioSelectOptions } option - represents the options provided in select mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @since 12
     */
    select(option: AudioSelectOptions, callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the selection mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @since 12
     */
    select(callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AudioSaveOptions } option - represents the options provided in save mode.
     * @returns { Promise<Array<string>> } Returns the uris for the saved files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AudioSaveOptions } option - represents the options provided in save mode.
     * @returns { Promise<Array<string>> } Returns the uris for the saved files.
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @atomicservice
     * @since 12
     */
    save(option?: AudioSaveOptions): Promise<Array<string>>;

    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AudioSaveOptions } option - represents the options provided in save mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AudioSaveOptions } option - represents the options provided in save mode.
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @since 12
     */
    save(option: AudioSaveOptions, callback: AsyncCallback<Array<string>>): void;

    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @since 9
     */
    /**
     * Pull up the audio picker based on the save mode.
     *
     * @param { AsyncCallback<Array<string>> } callback - callback
     * @syscap SystemCapability.FileManagement.UserFileService
     * @crossplatform
     * @since 12
     */
    save(callback: AsyncCallback<Array<string>>): void;
  }
}

export default picker;