author Vitor Menezes <>
Wed, 03 Aug 2011 11:30:58 -0700
changeset 73781 83b2648ee44243cf158a9a98c5aad384e613dd7d
parent 71550 451c13333f149ae989e6f627fc5c258fa6577719
permissions -rw-r--r--
Bug 403524: Remove the standards-mode text-decoration code and use the quirks-mode code in all modes. r=dbaron

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 * 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
 * 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 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
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 * in which case the provisions of the GPL or the LGPL are applicable instead
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/* base class #2 for rendering objects that have child lists */

#ifndef nsHTMLContainerFrame_h___
#define nsHTMLContainerFrame_h___

#include "nsContainerFrame.h"
#include "nsDisplayList.h"
#include "gfxPoint.h"

class nsString;
class nsAbsoluteFrame;
class nsPlaceholderFrame;
struct nsStyleDisplay;
struct nsStylePosition;
struct nsHTMLReflowMetrics;
struct nsHTMLReflowState;
class nsLineBox;

// Some macros for container classes to do sanity checking on
// width/height/x/y values computed during reflow.
// NOTE: AppUnitsPerCSSPixel value hardwired here to remove the
// dependency on nsDeviceContext.h.  It doesn't matter if it's a
// little off.
#ifdef DEBUG
#define CRAZY_W (1000000*60)

#define CRAZY_WIDTH(_x) (((_x) < -CRAZY_W) || ((_x) > CRAZY_W))
#define CRAZY_HEIGHT(_y) (((_y) < -CRAZY_H) || ((_y) > CRAZY_H))

// Base class for html container frames that provides common
// functionality.
class nsHTMLContainerFrame : public nsContainerFrame {

   * Helper method to create next-in-flows if necessary. If aFrame
   * already has a next-in-flow then this method does
   * nothing. Otherwise, a new continuation frame is created and
   * linked into the flow. In addition, the new frame is inserted
   * into the principal child list after aFrame.
   * @note calling this method on a block frame is illegal. Use
   * nsBlockFrame::CreateContinuationFor() instead.
   * @param aNextInFlowResult will contain the next-in-flow
   *        <b>if and only if</b> one is created. If a next-in-flow already
   *        exists aNextInFlowResult is set to nsnull.
   * @return NS_OK if a next-in-flow already exists or is successfully created.
  nsresult CreateNextInFlow(nsPresContext* aPresContext,
                            nsIFrame*       aFrame,
                            nsIFrame*&      aNextInFlowResult);

   * Displays the standard border, background and outline for the frame
   * and calls DisplayTextDecorationsAndChildren. This is suitable for
   * inline frames or frames that behave like inlines.
  NS_IMETHOD BuildDisplayList(nsDisplayListBuilder*   aBuilder,
                              const nsRect&           aDirtyRect,
                              const nsDisplayListSet& aLists);

  nsHTMLContainerFrame(nsStyleContext *aContext) : nsContainerFrame(aContext) {}

#endif /* nsHTMLContainerFrame_h___ */