46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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/**
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Eric D Vaughan
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A frame that can have multiple children. Only one child may be displayed at one time. So the
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can be flipped though like a Stack of cards.
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**/
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#ifndef nsStackFrame_h___
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#define nsStackFrame_h___
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#include "mozilla/Attributes.h"
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#include "nsBoxFrame.h"
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class nsStackFrame : public nsBoxFrame
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{
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public:
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NS_DECL_FRAMEARENA_HELPERS
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friend nsIFrame* NS_NewStackFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const override
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{
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return MakeFrameName(NS_LITERAL_STRING("Stack"), aResult);
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}
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#endif
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virtual void BuildDisplayListForChildren(nsDisplayListBuilder* aBuilder,
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const nsDisplayListSet& aLists) override;
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protected:
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explicit nsStackFrame(nsStyleContext* aContext);
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}; // class nsStackFrame
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#endif
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