/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.0 (the "NPL"); you may not use this file except in
 * compliance with the NPL.  You may obtain a copy of the NPL at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the NPL is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
 * for the specific language governing rights and limitations under the
 * NPL.
 *
 * The Initial Developer of this code under the NPL is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
 * Reserved.
 */
#ifndef nsHTMLContainerFrame_h___
#define nsHTMLContainerFrame_h___

#include "nsContainerFrame.h"
class nsString;

// Base class for html container frames that provides common
// functionality.
class nsHTMLContainerFrame : public nsContainerFrame {
public:
  nsHTMLContainerFrame(nsIContent* aContent,
                       PRInt32 aIndexInParent,
                       nsIFrame* aParent);

  NS_IMETHOD  Paint(nsIPresContext& aPresContext,
                    nsIRenderingContext& aRenderingContext,
                    const nsRect& aDirtyRect);

  NS_IMETHOD  HandleEvent(nsIPresContext& aPresContext,
                          nsGUIEvent* aEvent,
                          nsEventStatus& aEventStatus);

  NS_IMETHOD  GetCursorAt(nsIPresContext& aPresContext,
                          const nsPoint& aPoint,
                          nsIFrame** aFrame,
                          PRInt32& aCursor);

#if 0
  virtual ReflowStatus IncrementalReflow(nsIPresContext*  aPresContext,
                                         nsReflowMetrics& aDesiredSize,
                                         const nsSize&    aMaxSize,
                                         nsISpaceManager* aSpaceManager,
                                         nsReflowCommand& aReflowCommand);
#endif

protected:
  virtual ~nsHTMLContainerFrame();

  virtual PRIntn GetSkipSides() const = 0;

  void TriggerLink(nsIPresContext& aPresContext,
                   const nsString& aBase,
                   const nsString& aURLSpec,
                   const nsString& aTargetSpec);

#if 0
  virtual ReflowStatus ReflowAppended(nsIPresContext*  aPresContext,
                                      nsReflowMetrics& aDesiredSize,
                                      const nsSize&    aMaxSize,
                                      nsISpaceManager* aSpaceManager,
                                      nsReflowCommand& aReflowCommand);

  virtual ReflowStatus ReflowInserted(nsIPresContext*  aPresContext,
                                      nsReflowMetrics& aDesiredSize,
                                      const nsSize&    aMaxSize,
                                      nsISpaceManager* aSpaceManager,
                                      nsReflowCommand& aReflowCommand);

  virtual ReflowStatus ReflowDeleted(nsIPresContext*  aPresContext,
                                     nsReflowMetrics& aDesiredSize,
                                     const nsSize&    aMaxSize,
                                     nsISpaceManager* aSpaceManager,
                                     nsReflowCommand& aReflowCommand);

  virtual ReflowStatus ReflowChanged(nsIPresContext*  aPresContext,
                                     nsReflowMetrics& aDesiredSize,
                                     const nsSize&    aMaxSize,
                                     nsISpaceManager* aSpaceManager,
                                     nsReflowCommand& aReflowCommand);
#endif
};

#endif /* nsHTMLContainerFrame_h___ */