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1d9848a22a
Currently, GetSplittableType() is called only in nsCSSFrameConstructor::CreateContinuingFrame(). The splittable concrete frames should inherit from nsSplittableFrame, and must explicitly create continuing frame in CreateContinuingFrame(). Thus, no need to maintain GetSplittableType(). Differential Revision: https://phabricator.services.mozilla.com/D10798 --HG-- extra : moz-landing-system : lando
46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* base class for rendering objects that need child lists but behave like leaf */
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#ifndef nsAtomicContainerFrame_h___
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#define nsAtomicContainerFrame_h___
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#include "nsContainerFrame.h"
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/**
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* This class is for frames which need child lists but act like a leaf
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* frame. In general, all frames of elements laid out according to the
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* CSS box model would need child list for ::backdrop in case they are
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* in fullscreen, while some of them still want leaf frame behavior.
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*/
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class nsAtomicContainerFrame : public nsContainerFrame
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{
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public:
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NS_DECL_ABSTRACT_FRAME(nsAtomicContainerFrame)
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// Bypass the nsContainerFrame/nsSplittableFrame impl of the following
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// methods so we behave like a leaf frame.
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FrameSearchResult PeekOffsetNoAmount(bool aForward, int32_t* aOffset) override
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{
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return nsFrame::PeekOffsetNoAmount(aForward, aOffset);
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}
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FrameSearchResult
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PeekOffsetCharacter(bool aForward, int32_t* aOffset,
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PeekOffsetCharacterOptions aOptions =
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PeekOffsetCharacterOptions()) override
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{
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return nsFrame::PeekOffsetCharacter(aForward, aOffset, aOptions);
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}
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protected:
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nsAtomicContainerFrame(ComputedStyle* aStyle, ClassID aID)
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: nsContainerFrame(aStyle, aID)
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{}
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};
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#endif // nsAtomicContainerFrame_h___
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