/*
 * Copyright (c) 2021-2022 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.
 */

declare type WebviewController = import('../api/@ohos.web.webview').default.WebviewController;

/**
 * Enum type supplied to {@link getMessageLevel} for receiving the console log level of JavaScript.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare enum MessageLevel {
  /**
   * Debug level.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Debug,

  /**
   * Error level.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Error,

  /**
   * Info level.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Info,

  /**
   * Log level.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Log,

  /**
   * Warn level.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Warn,
}

/**
 * The Web's behavior to load from HTTP or HTTPS. Defaults to MixedMode.None.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare enum MixedMode {
  /**
   * Allows all sources.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  All,

  /**
   * Allows sources Compatibly.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Compatible,

  /**
   * Don't allow unsecure sources from a secure origin.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  None,
}

/**
 * Enum type supplied to {@link getHitTest} for indicating the cursor node HitTest.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare enum HitTestType {
  /**
   * The edit text.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  EditText,

  /**
   * The email address.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Email,

  /**
   * The HTML::a tag with src=http.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  HttpAnchor,

  /**
   * The HTML::a tag with src=http + HTML::img.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  HttpAnchorImg,

  /**
   * The HTML::img tag.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Img,

  /**
   * The map address.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Map,

  /**
   * The phone number.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Phone,

  /**
   * Other unknown HitTest.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Unknown,
}

/**
 * Enum type supplied to {@link cacheMode} for setting the Web cache mode.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare enum CacheMode {
  /**
   * load cache when they are available and not expired, otherwise load online.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Default,

  /**
   * load cache when they are available, otherwise load online.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  None,

  /**
   * Load cache first, then online.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Online,

  /**
   * load cache and not online.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  Only,
}

/**
 * Enum type supplied to {@link darkMode} for setting the web dark mode.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum WebDarkMode {
  /**
   * Disable the web dark mode.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Off,

  /**
   * Enable the web dark mode.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  On,

  /**
   * Make web dark mode follow the system.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Auto,
}

/**
 * Enum type supplied to {@link captureMode} for setting the web capture mode.
 * 
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 10
 */
declare enum WebCaptureMode {
  /**
   * The home screen.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  HOME_SCREEN = 0,
}

/**
 * Defines the Media Options.
 *
 * @interface WebMediaOptions
 * @syscap SystemCapability.Web.Webview.Core
 * @since 10
 */
declare interface WebMediaOptions {
  /**
   * The time interval for audio playback to resume.
   *
   * @type { ?number }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  resumeInterval?: number;
  /**
   * Whether the audio of each web is exclusive.
   *
   * @type { ?boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  audioExclusive?: boolean;
}

/**
 * Defines the screen capture configuration.
 * 
 * @interface ScreenCaptureConfig
 * @syscap SystemCapability.Web.Webview.Core
 * @since 10
 */
declare interface ScreenCaptureConfig {
  /**
   * The mode for selecting the recording area.
   *
   * @type { WebCaptureMode }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  captureMode: WebCaptureMode;
}

/**
 * Define the handler to exit the full screen mode, related to the {@link onFullScreenEnter} event.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class FullScreenExitHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Exit the full screen mode.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  exitFullScreen(): void;
}

/**
 * Enum type supplied to {@link renderExitReason} when onRenderExited being called.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum RenderExitReason {
  /**
   * Render process non-zero exit status.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ProcessAbnormalTermination,

  /**
   * SIGKILL or task manager kill.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ProcessWasKilled,

  /**
   * Segmentation fault.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ProcessCrashed,

  /**
   * Out of memory.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ProcessOom,

  /**
   * Unknown reason.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ProcessExitUnknown,
}

/**
 * Enum type supplied to {@link error} when onSslErrorEventReceive being called.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum SslError {
  /**
   * General error.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Invalid,

  /**
   * Hostname mismatch.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  HostMismatch,

  /**
   * The certificate date is invalid.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  DateInvalid,

  /**
   * The certificate authority is not trusted.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Untrusted,
}

/**
 * Enum type supplied to {@link FileSelectorParam} when onFileSelectorShow being called.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum FileSelectorMode {
  /**
   * Allows single file to be selected.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  FileOpenMode,

  /**
   * Allows multiple files to be selected.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  FileOpenMultipleMode,

  /**
   * Allows file folders to be selected.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  FileOpenFolderMode,

  /**
   * Allows select files to save.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  FileSaveMode,
}

/**
 * Encompassed message information as parameters to {@link onFileSelectorShow} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class FileSelectorParam {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
    * Gets the title of this file selector.
    * @returns { string } Return the title of this file selector.
    * @syscap SystemCapability.Web.Webview.Core
    * @since 9
    */
  getTitle(): string;

  /**
    * Gets the FileSelectorMode of this file selector.
    * @returns { FileSelectorMode } Return the FileSelectorMode of this file selector.
    * @syscap SystemCapability.Web.Webview.Core
    * @since 9
    */
  getMode(): FileSelectorMode;

  /**
    * Gets an array of acceptable MMIE type.
    * @returns { Array<string> } Return an array of acceptable MMIE type.
    * @syscap SystemCapability.Web.Webview.Core
    * @since 9
    */
  getAcceptType(): Array<string>;

  /**
   * Gets whether this file selector use a live media captured value.
   *
   * @returns { boolean } Return {@code true} if captured media; return {@code false} otherwise.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  isCapture(): boolean;
}

/**
 * Defines the js result.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare class JsResult {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  constructor();

  /**
   * Handle the user's JavaScript result if cancel the dialog.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  handleCancel(): void;

  /**
   * Handle the user's JavaScript result if confirm the dialog.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  handleConfirm(): void;

  /**
   * Handle the user's JavaScript result if confirm the prompt dialog.
   *
   * @param { string } result
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  handlePromptConfirm(result: string): void;
}

/**
 * Defines the file selector result, related to {@link onFileSelectorShow} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class FileSelectorResult {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * select a list of files.
   *
   * @param { Array<string> } fileList
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  handleFileList(fileList: Array<string>): void;
}

/**
 * Defines the http auth request result, related to {@link onHttpAuthRequest} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class HttpAuthHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * confirm.
   *
   * @param { string } userName
   * @param { string } password
   * @returns { boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  confirm(userName: string, password: string): boolean;

  /**
   * cancel.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  cancel(): void;

  /**
   * isHttpAuthInfoSaved.
   *
   * @returns { boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  isHttpAuthInfoSaved(): boolean;
}

/**
 * Defines the ssl error request result, related to {@link onSslErrorEventReceive} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class SslErrorHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Confirm to use the SSL certificate.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  handleConfirm(): void;

  /**
   * Cancel this request.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  handleCancel(): void;
}

/**
 * Defines the client certificate request result, related to {@link onClientAuthenticationRequest} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class ClientAuthenticationHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Confirm to use the specified private key and client certificate chain.
   *
   * @param { string } priKeyFile - The file that store private key.
   * @param { string } certChainFile - The file that store client certificate chain.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  confirm(priKeyFile: string, certChainFile: string): void;

  /**
   * Confirm to use the authUri.The authUri can be obtained from certificate management.
   *
   * @param { string } authUri is the key of credentials.The credentials contain sign info and client certificates info.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  confirm(authUri: string): void;

  /**
   * Cancel this certificate request.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  cancel(): void;

  /**
   * Ignore this certificate request temporarily.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  ignore(): void;
}

/**
 * Defines the accessible resource type, related to {@link onPermissionRequest} method.
 *
 * @enum { string }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum ProtectedResourceType {
  /**
   * The MidiSysex resource.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  MidiSysex = 'TYPE_MIDI_SYSEX',

  /**
   * The video capture resource, such as camera.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  VIDEO_CAPTURE = 'TYPE_VIDEO_CAPTURE',

  /**
   * The audio capture resource, such as microphone.
   * 
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  AUDIO_CAPTURE = 'TYPE_AUDIO_CAPTURE'
}

/**
 * Defines the onPermissionRequest callback, related to {@link onPermissionRequest} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class PermissionRequest {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Reject the request.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  deny(): void;

  /**
   * Gets the source if the webpage that attempted to access the restricted resource.
   *
   * @returns { string }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getOrigin(): string;

  /**
   * Gets the resource that the webpage is trying to access.
   *
   * @returns { Array<string> }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getAccessibleResource(): Array<string>;

  /**
   * Grant origin access to a given resource.
   *
   * @param { Array<string> } resources
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  grant(resources: Array<string>): void;
}

/**
 * Defines the onScreenCapture callback, related to {@link onScreenCapture} method.
 * @syscap SystemCapability.Web.Webview.Core
 * @since 10
 */
declare class ScreenCaptureHandler {
  /**
   * Constructor.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  constructor();

  /**
   * Gets the source of the webpage that attempted to access the restricted resource.
   * 
   * @returns { string }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  getOrigin(): string;

  /**
   * Grant origin access to a given resource.
   * @param { ScreenCaptureConfig } config The screen capture configuration.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  grant(config: ScreenCaptureConfig): void;

  /**
   * Reject the request.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  deny(): void;
}

/**
 * Defines the onDataResubmission callback, related to {@link onDataResubmission} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class DataResubmissionHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Resend related form data.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  resend(): void;

  /**
   * Do not resend related form data.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  cancel(): void;
}

/**
 * Defines the onWindowNew callback, related to {@link onWindowNew} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class ControllerHandler {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Set WebController object.
   *
   * @param { WebviewController } controller
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setWebController(controller: WebviewController): void;
}

/**
 * Defines the context menu source type, related to {@link onContextMenuShow} method.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum ContextMenuSourceType {
  /**
   * Other source types.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  None,

  /**
   * Mouse.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Mouse,

  /**
   * Long press.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  LongPress,
}

/**
 * Defines the context menu media type, related to {@link onContextMenuShow} method.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum ContextMenuMediaType {
  /**
   * Not a special node or other media types.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  None,

  /**
   * Image.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Image,
}

/**
 * Defines the context menu input field type, related to {@link onContextMenuShow} method.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum ContextMenuInputFieldType {
  /**
   * Not an input field.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  None,

  /**
   * The plain text type.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  PlainText,

  /**
   * The password type.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Password,

  /**
   * The number type.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Number,

  /**
   * The telephone type.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Telephone,

  /**
   * Other types.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  Other,
}

/**
 * Defines the context menu supported event bit flags, related to {@link onContextMenuShow} method.
 *
 * @enum { number }
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare enum ContextMenuEditStateFlags {
  NONE = 0,
  CAN_CUT = 1 << 0,
  CAN_COPY = 1 << 1,
  CAN_PASTE = 1 << 2,
  CAN_SELECT_ALL = 1 << 3,
}

/**
 * Defines the context menu param, related to {@link WebContextMenuParam} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class WebContextMenuParam {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Horizontal offset coordinates of the menu within the Web component.
   *
   * @returns { number } The context menu x coordinate.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  x(): number;

  /**
   * Vertical offset coordinates for the menu within the Web component.
   *
   * @returns { number } The context menu y coordinate.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  y(): number;

  /**
   * If the long-press location is the link returns the link's security-checked URL.
   *
   * @returns { string } If relate to a link return link url, else return null.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getLinkUrl(): string;

  /**
   * If the long-press location is the link returns the link's original URL.
   *
   * @returns { string } If relate to a link return unfiltered link url, else return null.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getUnfilteredLinkUrl(): string;

  /**
   * Returns the SRC URL if the selected element has a SRC attribute.
   *
   * @returns { string } If this context menu is "src" attribute, return link url, else return null.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getSourceUrl(): string;

  /**
   * Long press menu location has image content.
   *
   * @returns { boolean } Return whether this context menu has image content.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  existsImageContents(): boolean;

  /**
   * Returns the type of context node.
   *
   * @returns { ContextMenuMediaType } Returns the type of context node.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getMediaType(): ContextMenuMediaType;

  /**
   * Returns the text of the selection.
   *
   * @returns { string } Returns the text of the selection.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getSelectionText(): string;

  /**
   * Returns the context menu source type.
   *
   * @returns { ContextMenuSourceType }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getSourceType(): ContextMenuSourceType;

  /**
   * Returns input field type if the context menu was invoked on an input field.
   *
   * @returns { ContextMenuInputFieldType } Input field type if the context menu was invoked on an input field.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getInputFieldType(): ContextMenuInputFieldType;

  /**
   * Returns whether the context is editable.
   *
   * @returns { boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  isEditable(): boolean;

  /**
   * Returns the context editable flags {@link ContextMenuEditStateFlags}.
   *
   * @returns { number }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getEditStateFlags(): number;
}

/**
 * Defines the context menu result, related to {@link WebContextMenuResult} method.
 * 
 * @syscap SystemCapability.Web.Webview.Core
 * @since 9
 */
declare class WebContextMenuResult {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * When close context menu without other call in WebContextMenuResult,
   * User should call this function to close menu
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  closeContextMenu(): void;

  /**
   * If WebContextMenuParam has image content, this function will copy image related to this context menu.
   * If WebContextMenuParam has no image content, this function will do nothing.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  copyImage(): void;

  /**
   * Executes the copy operation related to this context menu.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  copy(): void;

  /**
   * Executes the paste operation related to this context menu.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  paste(): void;

  /**
   * Executes the cut operation related to this context menu.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  cut(): void;

  /**
   * Executes the selectAll operation related to this context menu.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  selectAll(): void;
}

/**
 * Encompassed message information as parameters to {@link onConsole} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare class ConsoleMessage {
  /**
   * Constructor.
   *
   * @param { string } message - The console message.
   * @param { string } sourceId - The Web source file's path and name.
   * @param { number } lineNumber - The line number of the console message.
   * @param { MessageLevel } messageLevel - The console log level.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.ConsoleMessage#constructor
   */
  constructor(message: string, sourceId: string, lineNumber: number, messageLevel: MessageLevel);

  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  constructor();

  /**
   * Gets the message of a console message.
   *
   * @returns { string } Return the message of a console message.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getMessage(): string;

  /**
   * Gets the Web source file's path and name of a console message.
   *
   * @returns { string } Return the Web source file's path and name of a console message.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getSourceId(): string;

  /**
   * Gets the line number of a console message.
   *
   * @returns { number } Return the line number of a console message.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getLineNumber(): number;

  /**
   * Gets the message level of a console message.
   *
   * @returns { MessageLevel } Return the message level of a console message, which can be {@link MessageLevel}.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getMessageLevel(): MessageLevel;
}

/**
 * Encompassed message information as parameters to {@link onConsole} method.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web resource request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web resource request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 10
 */
declare class WebResourceRequest {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  constructor();

  /**
   * Gets request headers.
   *
   * @returns { Array<Header> } Return the request headers
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getRequestHeader(): Array<Header>;

  /**
   * Gets the request URL.
   *
   * @returns { string } Return the request URL.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Gets the request URL.
   *
   * @returns { string } Return the request URL.
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  getRequestUrl(): string;

  /**
   * Check whether the request is associated with gesture.
   *
   * @returns { boolean } Return {@code true} if the request is associated with gesture;return {@code false} otherwise.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  isRequestGesture(): boolean;

  /**
   * Check whether the request is for getting the main frame.
   *
   * @returns { boolean } Return {@code true} if the request is associated with gesture for getting the main frame; return {@code false} otherwise.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  isMainFrame(): boolean;

  /**
   * Check whether the request redirects.
   *
   * @returns { boolean } Return {@code true} if the request redirects; return {@code false} otherwise.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  isRedirect(): boolean;

  /**
   * Get request method.
   *
   * @returns { string } Return the request method.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  getRequestMethod(): string;
}

/**
 * Defines the Web resource response.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare class WebResourceResponse {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  constructor();

  /**
   * Gets the response data.
   *
   * @returns { string } Return the response data.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getResponseData(): string;

  /**
   * Gets the response encoding.
   *
   * @returns { string } Return the response encoding.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getResponseEncoding(): string;

  /**
   * Gets the response MIME type.
   *
   * @returns { string } Return the response MIME type.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getResponseMimeType(): string;

  /**
   * Gets the reason message.
   *
   * @returns { string } Return the reason message.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getReasonMessage(): string;

  /**
   * Gets the response headers.
   *
   * @returns { Array<Header> } Return the response headers.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getResponseHeader(): Array<Header>;

  /**
   * Gets the response code.
   *
   * @returns { number } Return the response code.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  getResponseCode(): number;

  /**
   * Sets the response data.
   *
   * @param { string | number | Resource } data - the response data.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  /**
   * Sets the response data.
   * Sets the response data.
   * Sets the response data.
   * Number represents file handle
   *
   * @param { string | number | Resource } data - the response data.
   *                                              string type indicate strings in HTML format.
   *                                              number type indicate file handle.
   *                                              Resource type indicate $rawfile resource.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  setResponseData(data: string | number | Resource);

  /**
   * Sets the response encoding.
   *
   * @param { string } encoding the response encoding.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setResponseEncoding(encoding: string);

  /**
   * Sets the response MIME type.
   *
   * @param { string } mimeType the response MIME type.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setResponseMimeType(mimeType: string);

  /**
   * Sets the reason message.
   *
   * @param { string } reason the reason message.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setReasonMessage(reason: string);

  /**
   * Sets the response headers.
   *
   * @param { Array<Header> } header the response headers.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setResponseHeader(header: Array<Header>);

  /**
   * Sets the response code.
   *
   * @param { number } code the response code.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setResponseCode(code: number);

  /**
   * Sets the response is ready or not.
   *
   * @param { boolean } IsReady whether the response is ready.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  setResponseIsReady(IsReady: boolean);
}

/**
 * Defines the Web's request/response header.
 *
 * @interface Header
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare interface Header {
  /**
   * Gets the key of the request/response header.
   *
   * @type { string }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  headerKey: string;

  /**
   * Gets the value of the request/response header.
   *
   * @type { string }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  headerValue: string;
}

/**
 * Defines the Web resource error.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web resource error.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 10
 */
declare class WebResourceError {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  constructor();

  /**
   * Gets the info of the Web resource error.
   *
   * @returns { string } Return the info of the Web resource error.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Gets the info of the Web resource error.
   *
   * @returns { string } Return the info of the Web resource error.
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  getErrorInfo(): string;

  /**
   * Gets the code of the Web resource error.
   *
   * @returns { number } Return the code of the Web resource error.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Gets the code of the Web resource error.
   *
   * @returns { number } Return the code of the Web resource error.
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  getErrorCode(): number;
}

/**
 * Defines the js geolocation request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare class JsGeolocation {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  constructor();

  /**
   * Report the geolocation permission status from users.
   *
   * @param { string } origin - The origin that ask for the geolocation permission.
   * @param { boolean } allow - The geolocation permission status.
   * @param { boolean } retain - Whether to allow the geolocation permission status to be saved to the system.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  invoke(origin: string, allow: boolean, retain: boolean): void;
}

/**
 * Defines the Web cookie.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare class WebCookie {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  constructor();

  /**
   * Sets the cookie.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebCookieManager#setCookie
   */
  setCookie();

  /**
   * Saves the cookies.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebCookieManager#saveCookieAsync
   */
  saveCookie();
}

/**
 * Defines the Web controller.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 * @deprecated since 9
 * @useinstead ohos.web.webview.webview.WebviewController
 */
declare class WebController {
  /**
   * Constructor.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   */
  constructor();

  /**
   * Let the Web inactive.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#onInactive
   */
  onInactive(): void;

  /**
   * Let the Web active.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#onActive
   */
  onActive(): void;

  /**
   * Let the Web zoom by.
   *
   * @param { number } factor The zoom factor.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#zoom
   */
  zoom(factor: number): void;

  /**
   * Clears the history in the Web.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#clearHistory
   */
  clearHistory(): void;

  /**
   * Loads a piece of code and execute JS code in the context of the currently displayed page.
   *
   * @param { object } options The options with a piece of code and a callback.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#runJavaScript
   */
  runJavaScript(options: { script: string, callback?: (result: string) => void });

  /**
   * Loads the data or URL.
   *
   * @param { object } options The options with the data or URL and other information.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#loadData
   */
  loadData(options: { data: string, mimeType: string, encoding: string, baseUrl?: string, historyUrl?: string });

  /**
   * Loads the given URL.
   *
   * @param { object } options The options with the URL and other information.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#loadUrl
   */
  loadUrl(options: { url: string | Resource, headers?: Array<Header> });

  /**
   * refreshes the current URL.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#refresh
   */
  refresh();

  /**
   * Stops the current load.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#stop
   */
  stop();

  /**
   * Registers the JavaScript object and method list.
   *
   * @param { object } options - The option with the JavaScript object and method list.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#registerJavaScriptProxy
   */
  registerJavaScriptProxy(options: { object: object, name: string, methodList: Array<string> });

  /**
   * Deletes a registered JavaScript object with given name.
   *
   * @param { string } name - The name of a registered JavaScript object to be deleted.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#deleteJavaScriptRegister
   */
  deleteJavaScriptRegister(name: string);

  /**
   * Gets the type of HitTest.
   *
   * @returns { HitTestType } The type of HitTest.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#getHitTest
   */
  getHitTest(): HitTestType;

  /**
   * Gets the request focus.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#requestFocus
   */
  requestFocus();

  /**
   * Checks whether the web page can go back.
   *
   * @returns { boolean } Whether the web page can go back.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#accessBackward
   */
  accessBackward(): boolean;

  /**
   * Checks whether the web page can go forward.
   *
   * @returns { boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#accessForward
   */
  accessForward(): boolean;

  /**
   * Checks whether the web page can go back or forward the given number of steps.
   *
   * @param { number } step The number of steps.
   * @returns { boolean }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#accessStep
   */
  accessStep(step: number): boolean;

  /**
   * Goes back in the history of the web page.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#backward
   */
  backward();

  /**
   * Goes forward in the history of the web page.
   *
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.webview.webview.WebviewController#forward
   */
  forward();

  /**
   * Gets network cookie manager
   *
   * @returns { WebCookie }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   * @deprecated since 9
   */
  getCookieManager(): WebCookie
}

/**
 * Defines the Web options.
 *
 * @interface WebOptions
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web options.
 *
 * @interface WebOptions
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 10
 */
declare interface WebOptions {
  /**
   * Sets the address of the web page to be displayed.
   *
   * @type { string | Resource }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Sets the address of the web page to be displayed.
   *
   * @type { string | Resource }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  src: string | Resource;
  /**
   * Sets the controller of the Web.
   *
   * @type { WebController | WebviewController }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Sets the controller of the Web.
   *
   * @type { WebController | WebviewController }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
  */
  /**
   * Sets the controller of the Web.
   *
   * @type { WebController | WebviewController }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
  */
  controller: WebController | WebviewController;
}

/**
 * Defines the Web interface.
 *
 * @interface WebInterface
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web interface.
 *
 * @interface WebInterface
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 8
 */
interface WebInterface {
  /**
   * Sets Value.
   *
   * @param { WebOptions } value
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Sets Value.
   *
   * @param { WebOptions } value
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  (value: WebOptions): WebAttribute;
}

/**
 * Defines the Web attribute functions.
 *
 * @extends CommonMethod<WebAttribute>
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines the Web attribute functions.
 *
 * @extends CommonMethod<WebAttribute>
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 8
 */
declare class WebAttribute extends CommonMethod<WebAttribute> {
  /**
   * Sets whether the Web allows JavaScript scripts to execute.
   *
   * @param { boolean } javaScriptAccess - {@code true} means the Web can allows JavaScript scripts to execute; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Sets whether the Web allows JavaScript scripts to execute.
   *
   * @param { boolean } javaScriptAccess - {@code true} means the Web can allows JavaScript scripts to execute; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  javaScriptAccess(javaScriptAccess: boolean): WebAttribute;

  /**
   * Sets whether enable local file system access in Web.
   *
   * @param { boolean } fileAccess - {@code true} means enable local file system access in Web; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  fileAccess(fileAccess: boolean): WebAttribute;

  /**
   * Sets whether to allow image resources to be loaded from the network.
   *
   * @param { boolean } onlineImageAccess - {@code true} means the Web can allow image resources to be loaded from the network;
   * {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onlineImageAccess(onlineImageAccess: boolean): WebAttribute;

  /**
   * Sets whether to enable the DOM Storage API permission.
   *
   * @param { boolean } domStorageAccess - {@code true} means enable the DOM Storage API permission in Web; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  domStorageAccess(domStorageAccess: boolean): WebAttribute;

  /**
   * Sets whether the Web can automatically load image resources.
   *
   * @param { boolean } imageAccess - {@code true} means the Web can automatically load image resources; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  imageAccess(imageAccess: boolean): WebAttribute;

  /**
   * Sets how to load HTTP and HTTPS content.
   *
   * @param { MixedMode } mixedMode - The mixed mode, which can be {@link MixedMode}.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  mixedMode(mixedMode: MixedMode): WebAttribute;

  /**
   * Sets whether the Web supports zooming using gestures.
   *
   * @param { boolean } zoomAccess {@code true} means the Web supports zooming using gestures; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Sets whether the Web supports zooming using gestures.
   *
   * @param { boolean } zoomAccess {@code true} means the Web supports zooming using gestures; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  zoomAccess(zoomAccess: boolean): WebAttribute;

  /**
   * Sets whether to allow access to geographical locations.
   *
   * @param { boolean } geolocationAccess - {@code true} means the Web allows access to geographical locations; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  geolocationAccess(geolocationAccess: boolean): WebAttribute;

  /**
   * Injects the JavaScript object into window and invoke the function in window.
   *
   * @param { object } javaScriptProxy - The JavaScript object to be injected.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Injects the JavaScript object into window and invoke the function in window.
   *
   * @param { object } javaScriptProxy - The JavaScript object to be injected.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  javaScriptProxy(javaScriptProxy: { object: object, name: string, methodList: Array<string>,
    controller: WebController | WebviewController }): WebAttribute;

  /**
   * Sets whether the Web should save the password.
   *
   * @param { boolean } password - {@code true} means the Web can save the password; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 10
   */
  password(password: boolean): WebAttribute;

  /**
   * Sets the mode of cache in Web.
   *
   * @param { CacheMode } cacheMode - The cache mode, which can be {@link CacheMode}.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  cacheMode(cacheMode: CacheMode): WebAttribute;

  /**
   * Sets the dark mode of Web.
   *
   * @param { WebDarkMode } mode - The dark mode, which can be {@link WebDarkMode}.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  darkMode(mode: WebDarkMode): WebAttribute;

  /**
   * Sets whether to enable forced dark algorithm when the web is in dark mode
   *
   * @param { boolean } access {@code true} means enable the force dark algorithm; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  forceDarkAccess(access: boolean): WebAttribute;

  /**
   * Sets the media options.
   *
   * @param { WebMediaOptions } options The media options, which can be {@link WebMediaOptions}.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  mediaOptions(options: WebMediaOptions): WebAttribute;

  /**
   * Sets whether the Web should save the table data.
   *
   * @param { boolean } tableData {@code true} means the Web can save the table data; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 10
   */
  tableData(tableData: boolean): WebAttribute;

  /**
   * Sets whether the Web access meta 'viewport' in HTML.
   *
   * @param { boolean } wideViewModeAccess {@code true} means the Web access meta 'viewport' in HTML; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 10
   */
  wideViewModeAccess(wideViewModeAccess: boolean): WebAttribute;

  /**
   * Sets whether the Web access overview mode.
   *
   * @param { boolean } overviewModeAccess {@code true} means the Web access overview mode; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  overviewModeAccess(overviewModeAccess: boolean): WebAttribute;

  /**
   * Sets the ratio of the text zoom.
   *
   * @param { number } textZoomAtio The ratio of the text zoom.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.WebAttribute#textZoomRatio
   */
  textZoomAtio(textZoomAtio: number): WebAttribute;

  /**
   * Sets the ratio of the text zoom.
   *
   * @param { number } textZoomRatio The ratio of the text zoom.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  textZoomRatio(textZoomRatio: number): WebAttribute;

  /**
   * Sets whether the Web access the database.
   *
   * @param { boolean } databaseAccess {@code true} means the Web access the database; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  databaseAccess(databaseAccess: boolean): WebAttribute;

  /**
   * Sets the initial scale for the Web.
   *
   * @param { number } percent the initial scale for the Web.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  initialScale(percent: number): WebAttribute;

  /**
   * Sets the Web's user agent.
   *
   * @param { string } userAgent The Web's user agent.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 10
   * @useinstead ohos.web.webview.webview.WebviewController#setCustomUserAgent
   */
  userAgent(userAgent: string): WebAttribute;

  /**
   * Triggered at the end of web page loading.
   *
   * @param { function } callback The triggered function at the end of web page loading.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Triggered at the end of web page loading.
   *
   * @param { function } callback The triggered function at the end of web page loading.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  onPageEnd(callback: (event?: {
    /**
     * The url of page.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @crossplatform
     * @since 10
     */
    url: string
  }) => void): WebAttribute;

  /**
   * Triggered at the begin of web page loading.
   *
   * @param { function } callback The triggered function at the begin of web page loading.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Triggered at the begin of web page loading.
   *
   * @param { function } callback The triggered function at the begin of web page loading.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  onPageBegin(callback: (event?: {
    /**
     * The url of page.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @crossplatform
     * @since 10
     */
    url: string
  }) => void): WebAttribute;

  /**
   * Triggered when the page loading progress changes.
   *
   * @param { function } callback The triggered function when the page loading progress changes.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onProgressChange(callback: (event?: { newProgress: number }) => void): WebAttribute;

  /**
   * Triggered when the title of the main application document changes.
   *
   * @param { function } callback The triggered function when the title of the main application document changes.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onTitleReceive(callback: (event?: { title: string }) => void): WebAttribute;

  /**
   * Triggered when requesting to hide the geolocation.
   *
   * @param { function } callback The triggered function when requesting to hide the geolocation permission.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onGeolocationHide(callback: () => void): WebAttribute;

  /**
   * Triggered when requesting to show the geolocation permission.
   *
   * @param { function } callback The triggered function when requesting to show the geolocation permission.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onGeolocationShow(callback: (event?: { origin: string, geolocation: JsGeolocation }) => void): WebAttribute;

  /**
   * Triggered when the Web gets the focus.
   *
   * @param { function } callback The triggered function when the Web gets the focus.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onRequestSelected(callback: () => void): WebAttribute;

  /**
   * Triggered when the Web wants to display a JavaScript alert() dialog.
   *
   * @param { function } callback The triggered function when the web page wants to display a JavaScript alert() dialog.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onAlert(callback: (event?: { url: string, message: string, result: JsResult }) => boolean): WebAttribute;

  /**
   * Triggered when the Web wants to confirm navigation from JavaScript onbeforeunload.
   *
   * @param { function } callback The triggered function when the web page wants to confirm navigation from JavaScript onbeforeunload.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onBeforeUnload(callback: (event?: { url: string, message: string, result: JsResult }) => boolean): WebAttribute;

  /**
   * Triggered when the web page wants to display a JavaScript confirm() dialog.
   *
   * @param { function } callback The Triggered function when the web page wants to display a JavaScript confirm() dialog.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onConfirm(callback: (event?: { url: string, message: string, result: JsResult }) => boolean): WebAttribute;

  /**
   * Triggered when the web page wants to display a JavaScript prompt() dialog.
   *
   * @param { function } callback The Triggered function when the web page wants to display a JavaScript prompt() dialog.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onPrompt(callback: (event?: { url: string, message: string, value: string, result: JsResult }) => boolean): WebAttribute;

  /**
   * Triggered when the web page receives a JavaScript console message.
   *
   * @param { function } callback The triggered function when the web page receives a JavaScript console message.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onConsole(callback: (event?: { message: ConsoleMessage }) => boolean): WebAttribute;

  /**
   * Triggered when the web page receives a web resource loading error.
   *
   * @param { function } callback The triggered function when the web page receives a web resource loading error.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  /**
   * Triggered when the web page receives a web resource loading error.
   *
   * @param { function } callback The triggered function when the web page receives a web resource loading error.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @crossplatform
   * @since 10
   */
  onErrorReceive(callback: (event?: {
    /**
     * The url of error event.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @crossplatform
     * @since 10
     */
    request: WebResourceRequest,
    /**
     * The information of error event.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @crossplatform
     * @since 10
     */
    error: WebResourceError
  }) => void): WebAttribute;

  /**
   * Triggered when the web page receives a web resource loading HTTP error.
   *
   * @param { function } callback The triggered function when the web page receives a web resource loading HTTP error.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onHttpErrorReceive(callback: (event?: { request: WebResourceRequest,
    response: WebResourceResponse }) => void): WebAttribute;

  /**
   * Triggered when starting to download.
   *
   * @param { function } callback The triggered function when starting to download.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onDownloadStart(callback: (event?: { url: string, userAgent: string, contentDisposition: string, mimetype: string,
    contentLength: number }) => void): WebAttribute;

  /**
   * Triggered when the Web page refreshes accessed history.
   *
   * @param { function } callback The triggered callback when the Web page refreshes accessed history.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   */
  onRefreshAccessedHistory(callback: (event?: { url: string, isRefreshed: boolean }) => void): WebAttribute;

  /**
   * Triggered when the URL loading is intercepted.
   *
   * @param { function } callback The triggered callback when the URL loading is intercepted.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 10
   * @useinstead ohos.web.WebAttribute#onLoadIntercept
   */
  onUrlLoadIntercept(callback: (event?: { data: string | WebResourceRequest }) => boolean): WebAttribute;

  /**
   * Triggered when the Web page receives an ssl Error.
   *
   * @param { function } callback The triggered callback when the Web page receives an ssl Error.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.WebAttribute#onSslErrorEventReceive
   */
  onSslErrorReceive(callback: (event?: { handler: Function, error: object }) => void): WebAttribute;

  /**
   * Triggered when the render process exits.
   *
   * @param { function } callback The triggered when the render process exits.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onRenderExited(callback: (event?: { renderExitReason: RenderExitReason }) => void): WebAttribute;

  /**
   * Triggered when the file selector shows.
   *
   * @param { function } callback The triggered when the file selector shows.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onShowFileSelector(callback: (event?: { result: FileSelectorResult,
    fileSelector: FileSelectorParam }) => boolean): WebAttribute;

  /**
   * Triggered when the render process exits.
   *
   * @param { function } callback The triggered when the render process exits.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.WebAttribute#onRenderExited
   */
  onRenderExited(callback: (event?: { detail: object }) => boolean): WebAttribute;

  /**
   * Triggered when the file selector shows.
   *
   * @param { function } callback The triggered when the file selector shows.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 8
   * @deprecated since 9
   * @useinstead ohos.web.WebAttribute#onShowFileSelector
   */
  onFileSelectorShow(callback: (event?: { callback: Function, fileSelector: object }) => void): WebAttribute;

  /**
   * Triggered when the url loading.
   *
   * @param { function } callback The triggered when the url loading.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onResourceLoad(callback: (event: { url: string }) => void): WebAttribute;

  /**
   * Triggered when the web component exit the full screen mode.
   *
   * @param { function } callback The triggered function when the web component exit the full screen mode.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onFullScreenExit(callback: () => void): WebAttribute;

  /**
   * Triggered when the web component enter the full screen mode.
   *
   * @param { function } callback The triggered function when the web component enter the full screen mode.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onFullScreenEnter(callback: (event: { handler: FullScreenExitHandler }) => void): WebAttribute;

  /**
   * Triggered when the scale of WebView changed.
   *
   * @param { function } callback The triggered when the scale of WebView changed.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onScaleChange(callback: (event: { oldScale: number, newScale: number }) => void): WebAttribute;

  /**
   * Triggered when the browser needs credentials from the user.
   *
   * @param { function } callback The triggered when the browser needs credentials from the user.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onHttpAuthRequest(callback: (event?: { handler: HttpAuthHandler, host: string, realm: string }) => boolean): WebAttribute;

  /**
   * Triggered when the resources loading is intercepted.
   *
   * @param { function } callback The triggered callback when the resources loading is intercepted.
   * @returns { WebAttribute } If the response value is null, the Web will continue to load the resources. Otherwise, the response value will be used
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onInterceptRequest(callback: (event?: { request: WebResourceRequest }) => WebResourceResponse): WebAttribute;

  /**
   * Triggered when the host application that web content from the specified origin is attempting to access the resources.
   *
   * @param { function } callback The triggered callback when the host application that web content from the specified origin is
   *     attempting to access the resources.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onPermissionRequest(callback: (event?: { request: PermissionRequest }) => void): WebAttribute;

  /**
   * Triggered when the host application that web content from the specified origin is requesting to capture screen.
   * @param { function } callback The triggered callback when the host application that web content from the specified origin is
   *     requesting to capture screen.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onScreenCaptureRequest(callback: (event?: { handler: ScreenCaptureHandler }) => void): WebAttribute;

  /**
   * Triggered when called to allow custom display of the context menu.
   *
   * @param { function } callback The triggered callback when called to allow custom display of the context menu.
   * @returns { WebAttribute } If custom display return true.Otherwise, default display return false.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onContextMenuShow(callback: (event?: { param: WebContextMenuParam, result: WebContextMenuResult }) => boolean): WebAttribute;

  /**
   * Set whether media playback needs to be triggered by user gestures.
   *
   * @param { boolean } access True if it needs to be triggered manually by the user else false.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  mediaPlayGestureAccess(access: boolean): WebAttribute;

  /**
   * Notify search result to host application through onSearchResultReceive.
   *
   * @param { function } callback Function Triggered when the host application call searchAllAsync
   * or searchNext api on WebController and the request is valid.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onSearchResultReceive(callback: (event?: { activeMatchOrdinal: number, numberOfMatches: number, isDoneCounting: boolean }) => void): WebAttribute

  /**
   * Triggered when the scroll bar slides to the specified position.
   *
   * @param { function } callback Function Triggered when the scroll bar slides to the specified position.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onScroll(callback: (event: { xOffset: number, yOffset: number }) => void): WebAttribute;

  /**
   * Triggered when the Web page receives an ssl Error.
   *
   * @param { function } callback The triggered callback when the Web page receives an ssl Error.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onSslErrorEventReceive(callback: (event: { handler: SslErrorHandler, error: SslError }) => void): WebAttribute;

  /**
   * Triggered when the Web page needs ssl client certificate from the user.
   *
   * @param { function } callback The triggered callback when needs ssl client certificate from the user.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onClientAuthenticationRequest(callback: (event: {handler : ClientAuthenticationHandler, host : string, port : number,
    keyTypes : Array<string>, issuers : Array<string>}) => void): WebAttribute;

  /**
   * Triggered when web page requires the user to create a window.
   *
   * @param { function } callback The triggered callback when web page requires the user to create a window.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onWindowNew(callback: (event: {isAlert: boolean, isUserTrigger: boolean, targetUrl: string,
    handler: ControllerHandler}) => void): WebAttribute;

  /**
   * Triggered when web page requires the user to close a window.
   *
   * @param { function } callback The triggered callback when web page requires the user to close a window.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onWindowExit(callback: () => void): WebAttribute;

  /**
   * Set whether multiple windows are supported.
   *
   * @param { boolean } multiWindow True if it needs to be triggered manually by the user else false.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  multiWindowAccess(multiWindow: boolean): WebAttribute;

  /**
   * Key events notify the application before the WebView consumes them.
   *
   * @param { function } callback Key event info.
   * @returns { WebAttribute } True if the application consumes key events else false.
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onInterceptKeyEvent(callback: (event: KeyEvent) => boolean): WebAttribute;

  /**
   * Set the font of webview standard font library. The default font is "sans serif".
   *
   * @param { string } family Standard font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webStandardFont(family: string): WebAttribute;

  /**
   * Set the font of webview serif font library. The default font is "serif".
   *
   * @param { string } family Serif font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webSerifFont(family: string): WebAttribute;

  /**
   * Set the font of webview sans serif font library. The default font is "sans-serif".
   *
   * @param { string } family Sans serif font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webSansSerifFont(family: string): WebAttribute;

  /**
   * Set the font of webview fixed font library. The default font is "monospace".
   *
   * @param { string } family Fixed font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webFixedFont(family: string): WebAttribute;

  /**
   * Set the font of webview fantasy font library. The default font is "fantasy".
   *
   * @param { string } family fantasy font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webFantasyFont(family: string): WebAttribute;

  /**
   * Set the font of webview cursive font library. The default font is "cursive".
   *
   * @param { string } family Cursive font set series.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  webCursiveFont(family: string): WebAttribute;

  /**
   * Set the default fixed font value of webview. The default value is 13, ranging from 1 to 72.
   *
   * @param { number } size Font size.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  defaultFixedFontSize(size: number): WebAttribute;

  /**
  * Set the default font value of webview. The default value is 16, ranging from 1 to 72.
   *
   * @param { number } size Font size.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  defaultFontSize(size: number): WebAttribute;

  /**
  * Set the minimum value of webview font. The default value is 8, ranging from 1 to 72.
   *
   * @param { number } size Font size.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  minFontSize(size: number): WebAttribute;

  /**
  * Set the logical minimum value of webview font. The default value is 8, ranging from 1 to 72.
   * 
   * @param { number } size Font size.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  minLogicalFontSize(size: number): WebAttribute;

  /**
   * Whether web component can load resource from network.
   *
   * @param { boolean } block {@code true} means it can't load resource from network; {@code false} otherwise.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  blockNetwork(block: boolean): WebAttribute;

  /**
   * Set whether paint horizontal scroll bar.
   *
   * @param { boolean } horizontalScrollBar True if it needs to paint horizontal scroll bar.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  horizontalScrollBarAccess(horizontalScrollBar: boolean): WebAttribute;

  /**
   * Set whether paint vertical scroll bar.
   *
   * @param { boolean } verticalScrollBar True if it needs to paint vertical scroll bar.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  verticalScrollBarAccess(verticalScrollBar: boolean): WebAttribute;

  /**
   * Triggered when the application receive the url of an apple-touch-icon.
   *
   * @param { function } callback The triggered callback when the application receive an new url of an
   * apple-touch-icon.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onTouchIconUrlReceived(callback: (event: {url: string,
    precomposed: boolean}) => void): WebAttribute;

  /**
   * Triggered when the application receive a new favicon for the current web page.
   *
   * @param { function } callback The triggered callback when the application receive a new favicon for the
   * current web page.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onFaviconReceived(callback: (event: { favicon: PixelMap }) => void): WebAttribute;

  /**
   * Triggered when previous page will no longer be drawn and next page begin to draw.
   *
   * @param { function } callback The triggered callback when previous page will no longer be drawn and next
   * page begin to draw.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onPageVisible(callback: (event: { url: string }) => void): WebAttribute;

  /**
   * Triggered when the form could be resubmitted.
   *
   * @param { function } callback The triggered callback to decision whether resend form data or not.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  onDataResubmitted(callback: (event: { handler: DataResubmissionHandler }) => void): WebAttribute;

  /**
   * Set whether enable pinch smooth mode.
   *
   * @param { boolean } isEnabled True if it needs to enable smooth mode.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 9
   */
  pinchSmooth(isEnabled: boolean): WebAttribute;

  /**
   * Whether the window can be open automatically through JavaScript.
   *
   * @param { boolean } flag If it is true, the window can be opened automatically through JavaScript.
   * If it is false and user behavior, the window can be opened automatically through JavaScript.
   * Otherwise, the window cannot be opened.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  allowWindowOpenMethod(flag: boolean): WebAttribute;

  /**
   * Triggered when the playing state of audio on web page changed.
   *
   * @param { function } callback The playing state of audio on web page.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onAudioStateChanged(callback: (event: { playing: boolean }) => void): WebAttribute;

  /**
   * Triggered when the first content rendering of web page.
   *
   * @param { function } callback
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onFirstContentfulPaint(callback: (event?: { navigationStartTick: number,
    firstContentfulPaintMs: number }) => void): WebAttribute;

  /**
   * Triggered when the resources loading is intercepted.
   *
   * @param { function } callback The triggered callback when the resources loading is intercepted.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onLoadIntercept(callback: (event: { data: WebResourceRequest }) => boolean): WebAttribute;

  /**
   * Triggered when The controller is bound to the web component, this controller must be a WebviewController.
   * This callback can not use the interface about manipulating web pages.
   * @param { function } callback The triggered callback when web controller initialization success.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onControllerAttached(callback: () => void): WebAttribute;

  /**
   * Triggered when the over scrolling.
   * @param { function } callback Function Triggered when the over scrolling.
   * @returns { WebAttribute }
   * @syscap SystemCapability.Web.Webview.Core
   * @since 10
   */
  onOverScroll(callback: (event: { xOffset: number, yOffset: number }) => void): WebAttribute;
}

/**
 * Defines Web Component.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
/**
 * Defines Web Component.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @crossplatform
 * @since 10
 */
declare const Web: WebInterface;

/**
 * Defines Web Component instance.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 8
 */
declare const WebInstance: WebAttribute;