gecko-dev/accessible/public/nsIAccessibleHyperText.idl

90 строки
3.2 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 the Mozilla browser.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Bill Haneman (bill.haneman@sun.com)
* Paul Sandoz (paul.sandoz@sun.com)
* John Gaunt (jgaunt@netscape.com)
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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"
#include "nsIAccessibleHyperLink.idl"
/**
* A cross-platform interface that deals with text which contains hyperlinks.
* Each link is an embedded object representing exactly 1 character within
* the hypertext.
*
* Current implementation assumes every embedded object is a link.
*/
[scriptable, uuid(b33684e2-090c-4e1d-a3d9-f4b46f4237b9)]
interface nsIAccessibleHyperText : nsISupports
{
/**
* Return the number of links contained within this hypertext object.
*/
readonly attribute long linkCount;
/**
* Return link accessible at the given index.
*
* @param index [in] 0-based index of the link that is to be retrieved
*
* @return link accessible or null if there is no link at that index
*/
nsIAccessibleHyperLink getLinkAt(in long index);
/**
* Return index of the given link.
*
* @param link [in] link accessible the index is requested for
*
* @return index of the given link or null if there's no link within
* hypertext accessible
*/
long getLinkIndex(in nsIAccessibleHyperLink link);
/*
* Return link index at the given offset within hypertext accessible.
*
* @param offset [in] the 0-based character index
*
* @return 0-based link's index or -1 if no link is present at that
* offset
*/
long getLinkIndexAtOffset(in long offset);
};