gecko-dev/accessible/public/nsIAccessibleDocument.idl

126 lines
4.4 KiB
Plaintext

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Original Author: Aaron Leventhal (aaronl@netscape.com)
* Contributor(s): John Gaunt (jgaunt@netscape.com)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
interface nsIAccessible;
interface nsIAccessNode;
interface nsIDOMDocument;
interface nsIDOMNode;
interface nsIDOMWindow;
/**
* An interface for in-process accessibility clients
* that wish to retrieve information about a document.
* When accessibility is turned on in Gecko,
* there is an nsIAccessibleDocument for each document
* whether it is XUL, HTML or whatever.
* You can QueryInterface to nsIAccessibleDocument from
* the nsIAccessible or nsIAccessNode for the root node
* of a document. You can also get one from
* nsIAccessNode::GetAccessibleDocument() or
* nsIAccessibleEvent::GetAccessibleDocument()
*
* @status UNDER_REVIEW
*/
[scriptable, uuid(b7ae45bd-21e9-4ed5-a67e-86448b25d56b)]
interface nsIAccessibleDocument : nsISupports
{
/**
* The URL of the document
*/
readonly attribute AString URL;
/**
* The title of the document, as specified in the document.
*/
readonly attribute AString title;
/**
* The mime type of the document
*/
readonly attribute AString mimeType;
/**
* The doc type of the document, as specified in the document.
*/
readonly attribute AString docType;
/**
* The nsIDOMDocument interface associated with this document.
*/
readonly attribute nsIDOMDocument document;
/**
* The nsIDOMWindow that the document resides in.
*/
readonly attribute nsIDOMWindow window;
/**
* The namespace for each ID that is handed back.
*/
AString getNameSpaceURIForID(in short nameSpaceID);
/**
* The window handle for the OS window the document is being displayed in.
* For example, in Windows you can static cast it to an HWND.
*/
[noscript] readonly attribute voidPtr windowHandle;
/**
* Returns the access node cached by this document
* @param aUniqueID The unique ID used to cache the node.
* This matches up with the uniqueID attribute on
* nsIAccessNode.
* @return The nsIAccessNode cached for this particular unique ID.
*/
[noscript] nsIAccessNode getCachedAccessNode(in voidPtr aUniqueID);
/**
* Returns the first accessible parent of a DOM node.
* Guaranteed not to return nsnull if the DOM node is in a document.
* @param aDOMNode The DOM node we need an accessible for.
* @param aCanCreate Can accessibles be created or must it be the first
* cached accessible in the parent chain?
* @return An first nsIAccessible found by crawling up the DOM node
* to the document root.
*/
nsIAccessible getAccessibleInParentChain(in nsIDOMNode aDOMNode,
in boolean aCanCreate);
};