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/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape 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/NPL/
 *
 * 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):
 *
 * 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 nsLeafBoxFrame_h___
#define nsLeafBoxFrame_h___

#include "nsLeafFrame.h"
#include "nsBox.h"

class nsAccessKeyInfo;

class nsLeafBoxFrame : public nsLeafFrame, public nsBox
{
public:

  friend nsresult NS_NewLeafBoxFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);

  NS_DECL_ISUPPORTS_INHERITED

  // nsIBox frame interface
  NS_IMETHOD GetFrame(nsIFrame** aFrame);

#ifdef DEBUG
  NS_IMETHOD GetFrameName(nsAString& aResult) const;
#endif

  // nsIHTMLReflow overrides
  NS_IMETHOD Reflow(nsIPresContext*          aPresContext,
                    nsHTMLReflowMetrics&     aDesiredSize,
                    const nsHTMLReflowState& aReflowState,
                    nsReflowStatus&          aStatus);

  NS_IMETHOD ContentChanged(nsIPresContext* aPresContext,
                            nsIContent*     aChild,
                            nsISupports*    aSubContent);

  NS_IMETHOD DidReflow(nsIPresContext*           aPresContext,
                       const nsHTMLReflowState*  aReflowState,
                       nsDidReflowStatus         aStatus);

  NS_IMETHOD  Init(nsIPresContext*  aPresContext,
               nsIContent*      aContent,
               nsIFrame*        aParent,
               nsIStyleContext* aContext,
               nsIFrame*        asPrevInFlow);

  NS_IMETHOD GetFrameForPoint(nsIPresContext* aPresContext,
                          const nsPoint& aPoint,
                          nsFramePaintLayer aWhichLayer,    
                          nsIFrame**     aFrame);
   
  NS_IMETHOD AttributeChanged(nsIPresContext* aPresContext,
                              nsIContent* aChild,
                              PRInt32 aNameSpaceID,
                              nsIAtom* aAttribute,
                              PRInt32 aModType, 
                              PRInt32 aHint);

protected:

  virtual void GetBoxName(nsAutoString& aName);

  virtual void GetDesiredSize(nsIPresContext* aPresContext,
                              const nsHTMLReflowState& aReflowState,
                              nsHTMLReflowMetrics& aDesiredSize) {}

 nsLeafBoxFrame(nsIPresShell* aShell);


private:

 void UpdateMouseThrough();


}; // class nsLeafBoxFrame

#endif /* nsLeafBoxFrame_h___ */