gecko-dev/other-licenses/ia2/AccessibleText2.idl

/*************************************************************************
 *
 *  File Name (AccessibleText2.idl)
 * 
 *  IAccessible2 IDL Specification 
 * 
 *  Copyright (c) 2007, 2013 Linux Foundation 
 *  Copyright (c) 2006 IBM Corporation 
 *  Copyright (c) 2000, 2006 Sun Microsystems, Inc. 
 *  All rights reserved. 
 *   
 *   
 *  Redistribution and use in source and binary forms, with or without 
 *  modification, are permitted provided that the following conditions 
 *  are met: 
 *   
 *   1. Redistributions of source code must retain the above copyright 
 *      notice, this list of conditions and the following disclaimer. 
 *   
 *   2. Redistributions in binary form must reproduce the above 
 *      copyright notice, this list of conditions and the following 
 *      disclaimer in the documentation and/or other materials 
 *      provided with the distribution. 
 *
 *   3. Neither the name of the Linux Foundation nor the names of its 
 *      contributors may be used to endorse or promote products 
 *      derived from this software without specific prior written 
 *      permission. 
 *   
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
 *  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
 *  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
 *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
 *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 *  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 *  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 *   
 *  This BSD License conforms to the Open Source Initiative "Simplified 
 *  BSD License" as published at: 
 *  http://www.opensource.org/licenses/bsd-license.php 
 *   
 *  IAccessible2 is a trademark of the Linux Foundation. The IAccessible2 
 *  mark may be used in accordance with the Linux Foundation Trademark 
 *  Policy to indicate compliance with the IAccessible2 specification. 
 * 
 ************************************************************************/ 

import "objidl.idl";
import "oaidl.idl";
import "oleacc.idl";
import "IA2CommonTypes.idl";
import "AccessibleText.idl";

/** @brief This interface gives read-only access to text.

 The %IAccessibleText2 interface extends the functionality of the
 %IAccessibleText interface.
*/
[object, uuid(9690A9CC-5C80-4DF5-852E-2D5AE4189A54)]
interface IAccessibleText2 : IAccessibleText
{

  /** @brief Returns the range and of the specified set of attributes.

   Return the range (start and end offsets) and text attributes that correspond
    to the given attributes filter at the given offset.

   @param [in] offset
    The offset at which to search for the attributes specified in the filter.
   @param [in] filter
    The requested attribute names.  The filter format is "attribute1, attribute2".
   @param [out] startOffset
    The starting (0-based) offset of the text containing the specified attributes.
   @param [out] endOffset
    The (0-based) offset one past the last character of the text containing the
    specified attributes.
   @param [out] attributeValues
    The values of the requested attributes.
   @retval S_OK
   @retval S_FALSE if nothing to return, [out] values are -1, -1, NULL respectively.
   @retval E_INVALIDARG if bad [in] passed.
   */
  [propget] HRESULT attributeRange
    (
     [in] long offset,
     [in] BSTR filter,
     [out] long *startOffset,
     [out] long *endOffset,	
     [out, retval] BSTR *attributeValues
    );

}