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/* -*- 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 Communicator client code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Original Author: David W. Hyatt (hyatt@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 ***** */

/*
 * temporary (expanded) representation of property-value pairs used to
 * hold data from matched rules during style data computation 
 */

#ifndef nsRuleData_h_
#define nsRuleData_h_

#include "nsCSSStruct.h"
#include "nsStyleStructFwd.h"
class nsPresContext;
class nsStyleContext;

struct nsRuleData;
typedef void (*nsPostResolveFunc)(void* aStyleStruct, nsRuleData* aData);

struct nsRuleData
{
  PRUint32 mSIDs;
  PRPackedBool mCanStoreInRuleTree;
  PRPackedBool mIsImportantRule;
  PRUint8 mLevel; // an nsStyleSet::sheetType
  nsPresContext* mPresContext;
  nsStyleContext* mStyleContext;
  nsPostResolveFunc mPostResolveCallback;
  nsRuleDataFont* mFontData; // Should always be stack-allocated! We don't own these structures!
  nsRuleDataDisplay* mDisplayData;
  nsRuleDataMargin* mMarginData;
  nsRuleDataList* mListData;
  nsRuleDataPosition* mPositionData;
  nsRuleDataTable* mTableData;
  nsRuleDataColor* mColorData;
  nsRuleDataContent* mContentData;
  nsRuleDataText* mTextData;
  nsRuleDataUserInterface* mUserInterfaceData;
  nsRuleDataXUL* mXULData;

#ifdef MOZ_SVG
  nsRuleDataSVG* mSVGData;
#endif

  nsRuleDataColumn* mColumnData;

  nsRuleData(PRUint32 aSIDs, nsPresContext* aContext, nsStyleContext* aStyleContext) 
    :mSIDs(aSIDs), mPresContext(aContext), mStyleContext(aStyleContext), mPostResolveCallback(nsnull),
     mFontData(nsnull), mDisplayData(nsnull), mMarginData(nsnull), mListData(nsnull), 
     mPositionData(nsnull), mTableData(nsnull), mColorData(nsnull), mContentData(nsnull), mTextData(nsnull),
     mUserInterfaceData(nsnull), mColumnData(nsnull)
  {
    mCanStoreInRuleTree = PR_TRUE;
    mXULData = nsnull;
#ifdef MOZ_SVG
    mSVGData = nsnull;
#endif
  }
  ~nsRuleData() {}
};

#endif