/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 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
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 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Sun Microsystems, Inc.
 * Portions created by Sun Microsystems are Copyright (C) 2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 *
 * Original Author: Kyle Yuan (kyle.yuan@sun.com)

 * Contributor(s):
 *
 *
 * 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
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 * ***** END LICENSE BLOCK ***** */

#ifndef _nsAccessibleHyperText_H_
#define _nsAccessibleHyperText_H_

#include "nsAccessibleText.h"
#include "nsIAccessibleHyperText.h"
#include "nsIAccessibleText.h"
#include "nsISupportsArray.h"
#include "nsTextAccessible.h"

class nsAccessibleHyperText : public nsIAccessibleHyperText,
                              public nsIAccessibleText
{
  NS_DECL_ISUPPORTS
  NS_DECL_NSIACCESSIBLEHYPERTEXT
  NS_DECL_NSIACCESSIBLETEXT

public:
  nsAccessibleHyperText(nsIDOMNode* aDomNode, nsIWeakReference* aShell);
  virtual ~nsAccessibleHyperText() {};

  nsresult GetBounds(nsIWeakReference *aShell, PRInt32 *x, PRInt32 *y, PRInt32 *width, PRInt32 *height);
  void Shutdown();
  PRInt32 GetIndex();

protected:
  nsCOMPtr<nsISupportsArray> mTextChildren;
  PRInt32 mIndex;

  PRBool GetAllTextChildren(nsIPresContext *aPresContext, nsIFrame *aCurFrame, nsIDOMNode* aNode, PRBool &bSave);
  nsIDOMNode* FindTextNodeByOffset(PRInt32 aOffset, PRInt32& aBeforeLength);
  nsresult GetTextHelper(EGetTextType aType, nsAccessibleTextBoundary aBoundaryType,
                         PRInt32 aOffset, PRInt32 *aStartOffset, PRInt32 *aEndOffset, nsAString & aText);
};

#endif