/* -*- 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.org 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):
 *   Michael Ventnor <m.ventnor@gmail.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 ***** */

/* base class #2 for rendering objects that have child lists */

#include "nsHTMLContainerFrame.h"
#include "nsFirstLetterFrame.h"
#include "nsRenderingContext.h"
#include "nsPresContext.h"
#include "nsIPresShell.h"
#include "nsStyleContext.h"
#include "nsStyleConsts.h"
#include "nsIContent.h"
#include "nsGkAtoms.h"
#include "nsLayoutUtils.h"
#include "nsCSSAnonBoxes.h"
#include "nsILinkHandler.h"
#include "nsGUIEvent.h"
#include "nsIDocument.h"
#include "nsIURL.h"
#include "nsPlaceholderFrame.h"
#include "nsHTMLParts.h"
#include "nsIView.h"
#include "nsIViewManager.h"
#include "nsIDOMEvent.h"
#include "nsWidgetsCID.h"
#include "nsCOMPtr.h"
#include "gfxFont.h"
#include "nsCSSFrameConstructor.h"
#include "nsDisplayList.h"
#include "nsBlockFrame.h"
#include "nsLineBox.h"
#include "nsDisplayList.h"
#include "nsCSSRendering.h"

NS_IMETHODIMP
nsHTMLContainerFrame::BuildDisplayList(nsDisplayListBuilder*   aBuilder,
                                       const nsRect&           aDirtyRect,
                                       const nsDisplayListSet& aLists) {
  nsresult rv = DisplayBorderBackgroundOutline(aBuilder, aLists);
  NS_ENSURE_SUCCESS(rv, rv);

  rv = BuildDisplayListForNonBlockChildren(aBuilder, aDirtyRect, aLists,
                                           DISPLAY_CHILD_INLINE);
  NS_ENSURE_SUCCESS(rv, rv);

  return NS_OK;
}

/*
 * Create a next-in-flow for aFrame. Will return the newly created
 * frame in aNextInFlowResult <b>if and only if</b> a new frame is
 * created; otherwise nsnull is returned in aNextInFlowResult.
 */
nsresult
nsHTMLContainerFrame::CreateNextInFlow(nsPresContext* aPresContext,
                                       nsIFrame*       aFrame,
                                       nsIFrame*&      aNextInFlowResult)
{
  NS_PRECONDITION(GetType() != nsGkAtoms::blockFrame,
                  "you should have called nsBlockFrame::CreateContinuationFor instead");
  NS_PRECONDITION(mFrames.ContainsFrame(aFrame), "expected an in-flow child frame");

  aNextInFlowResult = nsnull;

  nsIFrame* nextInFlow = aFrame->GetNextInFlow();
  if (nsnull == nextInFlow) {
    // Create a continuation frame for the child frame and insert it
    // into our child list.
    nsresult rv = aPresContext->PresShell()->FrameConstructor()->
      CreateContinuingFrame(aPresContext, aFrame, this, &nextInFlow);
    if (NS_FAILED(rv)) {
      return rv;
    }
    mFrames.InsertFrame(nsnull, aFrame, nextInFlow);

    NS_FRAME_LOG(NS_FRAME_TRACE_NEW_FRAMES,
       ("nsHTMLContainerFrame::CreateNextInFlow: frame=%p nextInFlow=%p",
        aFrame, nextInFlow));

    aNextInFlowResult = nextInFlow;
  }
  return NS_OK;
}

NS_IMPL_FRAMEARENA_HELPERS(nsHTMLContainerFrame)