/* -*- 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
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 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *
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 * 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"),
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#ifndef nsBoxLayout_h___
#define nsBoxLayout_h___

#include "nsIBoxLayout.h"

class nsBoxLayout : public nsIBoxLayout {

public:

  nsBoxLayout();
  virtual ~nsBoxLayout() {}

  NS_DECL_ISUPPORTS

  NS_IMETHOD Layout(nsIBox* aBox, nsBoxLayoutState& aState);

  virtual nsSize GetPrefSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
  virtual nsSize GetMinSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
  virtual nsSize GetMaxSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
  virtual nscoord GetAscent(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
  virtual void ChildrenInserted(nsIBox* aBox, nsBoxLayoutState& aState, nsIBox* aPrevBox, nsIBox* aChildList);
  virtual void ChildrenAppended(nsIBox* aBox, nsBoxLayoutState& aState, nsIBox* aChildList);
  virtual void ChildrenRemoved(nsIBox* aBox, nsBoxLayoutState& aState, nsIBox* aChildList);
  virtual void ChildrenSet(nsIBox* aBox, nsBoxLayoutState& aState, nsIBox* aChildList);
  virtual void IntrinsicWidthsDirty(nsIBox* aBox, nsBoxLayoutState& aState);

  virtual void GetParentLayout(nsIBox* aBox, nsIBoxLayout** aParent);
  virtual void AddBorderAndPadding(nsIBox* aBox, nsSize& aSize);
  virtual void AddMargin(nsIBox* aChild, nsSize& aSize);
  virtual void AddMargin(nsSize& aSize, const nsMargin& aMargin);

  static void AddLargestSize(nsSize& aSize, const nsSize& aToAdd);
  static void AddSmallestSize(nsSize& aSize, const nsSize& aToAdd);
};

#endif