/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "mozilla/layout/FrameChildList.h"

#include "nsIFrame.h"

namespace mozilla {

namespace layout {

FrameChildListIterator::FrameChildListIterator(const nsIFrame* aFrame)

  : FrameChildListArrayIterator(mLists)

{

  aFrame->GetChildLists(&mLists);

#ifdef DEBUG

  // Make sure that there are no duplicate list IDs.

  FrameChildListIDs ids;

  uint32_t count = mLists.Length();

  for (uint32_t i = 0; i < count; ++i) {

    NS_ASSERTION(!ids.Contains(mLists[i].mID),

                 "Duplicate item found!");

    ids |= mLists[i].mID;

  }

#endif

}

#ifdef DEBUG_FRAME_DUMP

const char*

ChildListName(FrameChildListID aListID)

{

  switch (aListID) {

    case kPrincipalList: return "";

    case kPopupList: return "PopupList";

    case kCaptionList: return "CaptionList";

    case kColGroupList: return "ColGroupList";

    case kSelectPopupList: return "SelectPopupList";

    case kAbsoluteList: return "AbsoluteList";

    case kFixedList: return "FixedList";

    case kOverflowList: return "OverflowList";

    case kOverflowContainersList: return "OverflowContainersList";

    case kExcessOverflowContainersList: return "ExcessOverflowContainersList";

    case kOverflowOutOfFlowList: return "OverflowOutOfFlowList";

    case kFloatList: return "FloatList";

    case kBulletList: return "BulletList";

    case kPushedFloatsList: return "PushedFloatsList";

    case kBackdropList: return "BackdropList";

    case kNoReflowPrincipalList: return "NoReflowPrincipalList";

  }

  MOZ_ASSERT_UNREACHABLE("unknown list");

  return "UNKNOWN_FRAME_CHILD_LIST";

}

#endif

} // namespace layout

} // namespace mozilla