зеркало из https://github.com/mozilla/gecko-dev.git
93 строки
3.3 KiB
C++
93 строки
3.3 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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#ifndef nsLeafBoxFrame_h___
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#define nsLeafBoxFrame_h___
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#include "mozilla/Attributes.h"
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#include "nsLeafFrame.h"
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#include "nsBox.h"
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class nsAccessKeyInfo;
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class nsLeafBoxFrame : public nsLeafFrame
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{
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public:
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NS_DECL_FRAMEARENA_HELPERS
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friend nsIFrame* NS_NewLeafBoxFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
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virtual nsSize GetPrefSize(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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virtual nsSize GetMinSize(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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virtual nsSize GetMaxSize(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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virtual nscoord GetFlex(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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virtual nscoord GetBoxAscent(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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virtual nsIAtom* GetType() const MOZ_OVERRIDE;
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virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
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{
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// This is bogus, but it's what we've always done.
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// Note that nsLeafFrame is also eReplacedContainsBlock.
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return nsLeafFrame::IsFrameOfType(aFlags &
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~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock | nsIFrame::eXULBox));
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}
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#ifdef DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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#endif
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// nsIHTMLReflow overrides
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virtual void MarkIntrinsicWidthsDirty() MOZ_OVERRIDE;
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virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
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virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
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// Our auto size is that provided by nsFrame, not nsLeafFrame
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virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext,
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nsSize aCBSize, nscoord aAvailableWidth,
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nsSize aMargin, nsSize aBorder,
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nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE;
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NS_IMETHOD Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus) MOZ_OVERRIDE;
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NS_IMETHOD CharacterDataChanged(CharacterDataChangeInfo* aInfo) MOZ_OVERRIDE;
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virtual void Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* asPrevInFlow) MOZ_OVERRIDE;
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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists) MOZ_OVERRIDE;
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NS_IMETHOD AttributeChanged(int32_t aNameSpaceID,
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nsIAtom* aAttribute,
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int32_t aModType) MOZ_OVERRIDE;
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virtual bool ComputesOwnOverflowArea() MOZ_OVERRIDE { return false; }
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protected:
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NS_IMETHOD DoLayout(nsBoxLayoutState& aState) MOZ_OVERRIDE;
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#ifdef DEBUG_LAYOUT
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virtual void GetBoxName(nsAutoString& aName) MOZ_OVERRIDE;
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#endif
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virtual nscoord GetIntrinsicWidth() MOZ_OVERRIDE;
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nsLeafBoxFrame(nsIPresShell* aShell, nsStyleContext* aContext);
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private:
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void UpdateMouseThrough();
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}; // class nsLeafBoxFrame
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#endif /* nsLeafBoxFrame_h___ */
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