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/* -*- 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 DetailsFrame_h
#define DetailsFrame_h
#include "nsBlockFrame.h"
#include "nsIAnonymousContentCreator.h"
class nsContainerFrame;
class nsStyleContext;
// DetailsFrame is generated by HTMLDetailsElement. See
// nsCSSFrameConstructor::ConstructDetailsFrame for the structure of a
// DetailsFrame.
//
class DetailsFrame final : public nsBlockFrame
, public nsIAnonymousContentCreator
{
public:
NS_DECL_FRAMEARENA_HELPERS
NS_DECL_QUERYFRAME_TARGET(DetailsFrame)
NS_DECL_QUERYFRAME
explicit DetailsFrame(nsStyleContext* aContext);
virtual ~DetailsFrame();
nsIAtom* GetType() const override;
#ifdef DEBUG_FRAME_DUMP
nsresult GetFrameName(nsAString& aResult) const override
{
return MakeFrameName(NS_LITERAL_STRING("Details"), aResult);
}
#endif
#ifdef DEBUG
// Check the frame of the main summary element is the first child in the frame
// list. Returns true if we found the main summary frame; false otherwise.
bool CheckValidMainSummary(const nsFrameList& aFrameList) const;
#endif
void SetInitialChildList(ChildListID aListID,
nsFrameList& aChildList) override;
void DestroyFrom(nsIFrame* aDestructRoot) override;
// nsIAnonymousContentCreator
nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;
void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
uint32_t aFilter) override;
// Returns true if |aSummaryFrame| is the main summary (i.e. the first child
// of this details frame).
// This function is used when the summary element is removed from the parent
// details element since at that moment the summary element has been already
// removed from the details element children.
bool HasMainSummaryFrame(nsIFrame* aSummaryFrame);
private:
nsCOMPtr<nsIContent> mDefaultSummary;
};
#endif // DetailsFrame_h
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