gecko-dev/layout/generic/FrameChildList.cpp

59 lines
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
/* 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 kNoReflowPrincipalList: return "NoReflowPrincipalList";
}
NS_NOTREACHED("unknown list");
return "UNKNOWN_FRAME_CHILD_LIST";
}
#endif
} // namespace layout
} // namespace mozilla