gecko-dev/layout/mathml/nsMathMLSelectedFrame.h

57 строки
2.1 KiB
C++

/* -*- 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/. */
#ifndef nsMathMLSelectedFrame_h___
#define nsMathMLSelectedFrame_h___
#include "nsMathMLContainerFrame.h"
class nsMathMLSelectedFrame : public nsMathMLContainerFrame {
public:
NS_DECL_ABSTRACT_FRAME(nsMathMLSelectedFrame)
NS_IMETHOD
TransmitAutomaticData() override;
virtual void SetInitialChildList(ChildListID aListID,
nsFrameList& aChildList) override;
virtual nsresult ChildListChanged(int32_t aModType) override;
virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsDisplayListSet& aLists) override;
virtual nsresult Place(DrawTarget* aDrawTarget, bool aPlaceOrigin,
ReflowOutput& aDesiredSize) override;
SizeComputationResult ComputeSize(gfxContext* aRenderingContext,
mozilla::WritingMode aWM,
const mozilla::LogicalSize& aCBSize,
nscoord aAvailableISize,
const mozilla::LogicalSize& aMargin,
const mozilla::LogicalSize& aBorderPadding,
mozilla::ComputeSizeFlags aFlags) override;
virtual void Reflow(nsPresContext* aPresContext, ReflowOutput& aDesiredSize,
const ReflowInput& aReflowInput,
nsReflowStatus& aStatus) override;
protected:
nsMathMLSelectedFrame(ComputedStyle* aStyle, nsPresContext* aPresContext,
ClassID aID)
: nsMathMLContainerFrame(aStyle, aPresContext, aID),
mSelectedFrame(nullptr),
mInvalidMarkup(false) {}
virtual ~nsMathMLSelectedFrame();
virtual nsIFrame* GetSelectedFrame() = 0;
nsIFrame* mSelectedFrame;
bool mInvalidMarkup;
};
#endif /* nsMathMLSelectedFrame_h___ */