зеркало из https://github.com/mozilla/gecko-dev.git
Major spankage; refactored code; common base class for block/inline frames
This commit is contained in:
kipp%netscape.com
Родитель
a52f9d25e1
Коммит
907f06864c
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@ -21,10 +21,10 @@
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#include "nsHTMLContainerFrame.h"
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class nsTextRun;
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class BulletFrame;
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struct LineData;
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struct nsBlockReflowState;
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class nsBlockReflowState;
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class nsBulletFrame;
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class nsLineBox;
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class nsTextRun;
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/**
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* Child list name indices
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@ -34,14 +34,16 @@ struct nsBlockReflowState;
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#define NS_BLOCK_FRAME_BULLET_LIST_INDEX 1
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#define NS_BLOCK_FRAME_LAST_LIST_INDEX NS_BLOCK_FRAME_BULLET_LIST_INDEX
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#define nsBlockFrameSuper nsHTMLContainerFrame
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#define nsBaseIBFrameSuper nsHTMLContainerFrame
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class nsBlockFrame : public nsBlockFrameSuper
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// Additional nsBaseIBFrame.mFlags bit:
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// This is really an inline frame, not a block frame
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#define BLOCK_IS_INLINE 0x100
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// Base class for block and inline frames
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class nsBaseIBFrame : public nsBaseIBFrameSuper
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{
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public:
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nsBlockFrame();
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~nsBlockFrame();
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// nsISupports
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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@ -49,23 +51,20 @@ public:
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NS_IMETHOD SetInitialChildList(nsIPresContext& aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList);
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NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
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nsIStyleContext* aParentContext);
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NS_IMETHOD FirstChild(nsIAtom* aListName, nsIFrame*& aFirstChild) const;
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NS_IMETHOD GetAdditionalChildListName(PRInt32 aIndex,
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nsIAtom*& aListName) const;
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NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);
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NS_IMETHOD IsSplittable(nsSplittableType& aIsSplittable) const;
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NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
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nsIStyleContext* aParentContext);
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NS_IMETHOD CreateContinuingFrame(nsIPresContext& aPresContext,
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nsIFrame* aParent,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aContinuingFrame);
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nsIFrame*& aContinuingFrame) = 0;
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NS_IMETHOD Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect);
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NS_IMETHOD IsPercentageBase(PRBool& aBase) const;
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NS_IMETHOD List(FILE* out, PRInt32 aIndent, nsIListFilter *aFilter) const;
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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NS_IMETHOD GetFrameName(nsString& aResult) const = 0;
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NS_IMETHOD VerifyTree() const;
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NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
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@ -78,13 +77,6 @@ public:
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nsISpaceManager* aSpaceManager,
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nscoord aDeltaX, nscoord aDeltaY);
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// nsBlockFrame
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void TakeRunInFrames(nsBlockFrame* aRunInFrame);
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PRBool ShouldPlaceBullet(LineData* aLine);
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void PlaceBullet(nsBlockReflowState& aState,
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nscoord aMaxAscent,
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nscoord aTopMargin);
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#ifdef DO_SELECTION
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NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
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nsGUIEvent* aEvent,
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@ -94,7 +86,7 @@ public:
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nsGUIEvent* aEvent,
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nsEventStatus& aEventStatus);
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nsIFrame * FindHitFrame(nsBlockFrame * aBlockFrame,
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nsIFrame * FindHitFrame(nsBaseIBFrame * aBlockFrame,
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const nscoord aX, const nscoord aY,
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const nsPoint & aPoint);
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@ -103,107 +95,145 @@ public:
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virtual PRBool DeleteChildsNextInFlow(nsIPresContext& aPresContext,
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nsIFrame* aNextInFlow);
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void RestoreStyleFor(nsIPresContext& aPresContext, nsIFrame* aFrame);
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protected:
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nsBaseIBFrame();
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virtual ~nsBaseIBFrame();
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void SetFlags(PRUint32 aFlags) {
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mFlags = aFlags;
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}
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void RecoverLineMargins(nsBlockReflowState& aState,
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LineData* aPrevLine,
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nscoord& aTopMarginResult,
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nscoord& aBottomMarginResult);
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PRUintn CalculateMargins(nsBlockReflowState& aState,
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LineData* aLine,
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PRBool aInlineContext,
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nscoord& aTopMarginResult,
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nscoord& aBottomMarginResult);
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void SlideFrames(nsIPresContext& aPresContext,
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nsISpaceManager* aSpaceManager,
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LineData* aLine, nscoord aDY);
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nsLineBox* aLine, nscoord aDY);
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PRBool DrainOverflowLines();
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PRBool RemoveChild(LineData* aLines, nsIFrame* aChild);
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PRBool RemoveChild(nsLineBox* aLines, nsIFrame* aChild);
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PRIntn GetSkipSides() const;
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virtual PRIntn GetSkipSides() const;
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nsresult InitialReflow(nsBlockReflowState& aState);
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nsresult FrameAppendedReflow(nsBlockReflowState& aState);
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virtual void ComputeFinalSize(nsBlockReflowState& aState,
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nsHTMLReflowMetrics& aMetrics);
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nsresult InsertNewFrame(nsIPresContext& aPresContext,
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nsBlockFrame* aParentFrame,
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nsIFrame* aNewFrame,
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nsIFrame* aPrevSibling);
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nsresult FrameInsertedReflow(nsBlockReflowState& aState);
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nsBaseIBFrame* aParentFrame,
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nsIFrame* aNewFrame,
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nsIFrame* aPrevSibling);
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nsresult FrameRemovedReflow(nsBlockReflowState& aState);
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nsresult RemoveFrame(nsBlockReflowState& aState,
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nsBaseIBFrame* aParentFrame,
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nsIFrame* aDeletedFrame,
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nsIFrame* aPrevSibling);
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nsresult StyleChangedReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareInitialReflow(nsBlockReflowState& aState);
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nsresult FindTextRuns(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameAppendedReflow(nsBlockReflowState& aState);
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nsresult ChildIncrementalReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameInsertedReflow(nsBlockReflowState& aState);
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nsresult ResizeReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameRemovedReflow(nsBlockReflowState& aState);
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void ComputeFinalSize(nsBlockReflowState& aState,
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nsHTMLReflowMetrics& aMetrics);
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virtual nsresult PrepareStyleChangedReflow(nsBlockReflowState& aState);
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void BuildFloaterList();
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virtual nsresult PrepareChildIncrementalReflow(nsBlockReflowState& aState);
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nsresult ReflowLinesAt(nsBlockReflowState& aState, LineData* aLine);
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virtual nsresult PrepareResizeReflow(nsBlockReflowState& aState);
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PRBool ReflowLine(nsBlockReflowState& aState,
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LineData* aLine,
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nsReflowStatus& aReflowResult);
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virtual nsresult ReflowDirtyLines(nsBlockReflowState& aState);
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PRBool PlaceLine(nsBlockReflowState& aState,
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LineData* aLine,
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nsReflowStatus aReflowStatus);
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nsresult RecoverStateFrom(nsBlockReflowState& aState,
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nsLineBox* aLine);
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PRBool IsLastLine(nsBlockReflowState& aState,
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LineData* aLine,
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nsReflowStatus aReflowStatus);
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//----------------------------------------
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// Methods for line reflow
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void FindFloaters(LineData* aLine);
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virtual void WillReflowLine(nsBlockReflowState& aState,
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nsLineBox* aLine);
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void PrepareInlineReflow(nsBlockReflowState& aState, nsIFrame* aFrame, PRBool aIsBlock);
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virtual nsresult ReflowLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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PRBool& aKeepGoing);
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PRBool ReflowInlineFrame(nsBlockReflowState& aState,
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LineData* aLine,
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nsIFrame* aFrame,
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nsReflowStatus& aResult,
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PRBool& aAddedToLine);
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virtual void DidReflowLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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PRBool aKeepGoing);
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nsresult SplitLine(nsBlockReflowState& aState,
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LineData* aLine,
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nsIFrame* aFrame);
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nsresult PlaceLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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PRBool& aKeepGoing);
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nsBlockFrame* FindFollowingBlockFrame(nsIFrame* aFrame);
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// XXX blech
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void PostPlaceLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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const nsSize& aMaxElementSize);
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PRBool ReflowBlockFrame(nsBlockReflowState& aState,
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LineData* aLine,
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nsIFrame* aFrame,
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nsReflowStatus& aResult);
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virtual void DidPlaceLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nscoord aTopMargin, nscoord aBottomMargin,
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PRBool aKeepGoing);
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PRBool PullFrame(nsBlockReflowState& aState,
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LineData* aToLine,
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LineData** aFromList,
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PRBool aUpdateGeometricParent,
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nsReflowStatus& aResult,
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PRBool& aAddedToLine);
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// XXX where to go
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PRBool ShouldJustifyLine(nsBlockReflowState& aState, nsLineBox* aLine);
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void PushLines(nsBlockReflowState& aState);
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void FindFloaters(nsLineBox* aLine);
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//----------------------------------------
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// Methods for individual frame reflow
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virtual void WillReflowFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame);
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nsresult ReflowBlockFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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PRBool& aKeepGoing);
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nsresult ReflowInlineFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame,
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PRBool& aKeepLineGoing,
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PRBool& aKeepReflowGoing);
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virtual void DidReflowFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame,
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nsReflowStatus aStatus);
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void ReflowFloater(nsIPresContext& aPresContext,
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nsBlockReflowState& aState,
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nsIFrame* aFloaterFrame,
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nsHTMLReflowState& aFloaterReflowState);
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//----------------------------------------
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// Methods for pushing/pulling lines/frames
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virtual nsresult CreateContinuationFor(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame,
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PRBool& aMadeNewFrame);
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nsresult SplitLine(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame);
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nsBaseIBFrame* FindFollowingBlockFrame(nsIFrame* aFrame);
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nsresult PullFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame*& aFrameResult);
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nsresult PullFrame(nsBlockReflowState& aState,
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nsLineBox* aToLine,
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nsLineBox** aFromList,
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PRBool aUpdateGeometricParent,
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nsIFrame*& aFrameResult,
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PRBool& aStopPulling);
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void PushLines(nsBlockReflowState& aState);
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//----------------------------------------
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//XXX
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void PaintChildren(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect);
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@ -213,34 +243,126 @@ public:
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nsresult AppendNewFrames(nsIPresContext& aPresContext, nsIFrame*);
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void RenumberLists(nsBlockReflowState& aState);
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nsLineBox* FindLineFor(nsIFrame* aFrame, PRBool& aIsFloaterResult);
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void PropogateReflowDamage(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nscoord aDeltaY);
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nsresult IsComplete();
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#ifdef NS_DEBUG
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PRBool IsChild(nsIFrame* aFrame);
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#endif
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nsIStyleContext* mFirstLineStyle;
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nsIStyleContext* mFirstLetterStyle;
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nsLineBox* mLines;
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LineData* mLines;
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nsLineBox* mOverflowLines;
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LineData* mOverflowLines;
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// Text run information
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nsTextRun* mTextRuns;
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// For list-item frames, this is the bullet frame.
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BulletFrame* mBullet;
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// List of all floaters in this block
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nsIFrame* mFloaters;
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// Body configuration flags passed into this block when this block
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// is used by the body.
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// XXX subclass!
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PRUint32 mFlags;
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static nsIAtom* gFloaterAtom;
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static nsIAtom* gBulletAtom;
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friend class nsBlockReflowState;
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};
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//----------------------------------------------------------------------
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#define nsBlockFrameSuper nsBaseIBFrame
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class nsBlockFrame : public nsBlockFrameSuper
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{
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public:
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friend nsresult NS_NewBlockFrame(nsIFrame*& aNewFrame, PRUint32 aFlags);
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// nsISupports overrides
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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// nsIFrame overrides
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NS_IMETHOD SetInitialChildList(nsIPresContext& aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList);
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NS_IMETHOD FirstChild(nsIAtom* aListName, nsIFrame*& aFirstChild) const;
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NS_IMETHOD GetAdditionalChildListName(PRInt32 aIndex,
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nsIAtom*& aListName) const;
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NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);
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NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
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nsIStyleContext* aParentContext);
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NS_IMETHOD CreateContinuingFrame(nsIPresContext& aCX,
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nsIFrame* aParent,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aContinuingFrame);
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NS_IMETHOD IsPercentageBase(PRBool& aBase) const;
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NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
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NS_IMETHOD GetFrameName(nsString& aResult) const;
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NS_IMETHOD List(FILE* out, PRInt32 aIndent, nsIListFilter *aFilter) const;
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// nsIHTMLReflow overrides
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NS_IMETHOD Reflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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protected:
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nsBlockFrame();
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virtual ~nsBlockFrame();
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// nsContainerFrame overrides
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virtual void PaintChildren(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect);
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// nsBaseIBFrame overrides
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virtual void ComputeFinalSize(nsBlockReflowState& aState,
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nsHTMLReflowMetrics& aMetrics);
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virtual nsresult PrepareInitialReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameAppendedReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameInsertedReflow(nsBlockReflowState& aState);
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virtual nsresult PrepareFrameRemovedReflow(nsBlockReflowState& aState);
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virtual nsresult ReflowDirtyLines(nsBlockReflowState& aState);
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virtual void WillReflowLine(nsBlockReflowState& aState,
|
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nsLineBox* aLine);
|
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virtual void DidPlaceLine(nsBlockReflowState& aState,
|
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nsLineBox* aLine,
|
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nscoord aTopMargin, nscoord aBottomMargin,
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PRBool aLineReflowStatus);
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virtual void WillReflowFrame(nsBlockReflowState& aState,
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nsLineBox* aLine,
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nsIFrame* aFrame);
|
||||
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void TakeRunInFrames(nsBlockFrame* aRunInFrame);
|
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nsresult FindTextRuns(nsBlockReflowState& aState);
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|
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void BuildFloaterList();
|
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void RenumberLists(nsBlockReflowState& aState);
|
||||
|
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PRBool ShouldPlaceBullet(nsLineBox* aLine);
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void PlaceBullet(nsBlockReflowState& aState,
|
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nscoord aMaxAscent,
|
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nscoord aTopMargin);
|
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|
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void RestoreStyleFor(nsIPresContext& aPresContext, nsIFrame* aFrame);
|
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|
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nsIStyleContext* mFirstLineStyle;
|
||||
|
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nsIStyleContext* mFirstLetterStyle;
|
||||
|
||||
// Text run information
|
||||
nsTextRun* mTextRuns;
|
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|
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// List of all floaters in this block
|
||||
nsIFrame* mFloaters;
|
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|
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// XXX_fix_me: subclass one more time!
|
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// For list-item frames, this is the bullet frame.
|
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nsBulletFrame* mBullet;
|
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|
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//friend class nsBaseIBFrame;
|
||||
};
|
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#endif /* nsBlockFrame_h___ */
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|
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Разница между файлами не показана из-за своего большого размера
Загрузить разницу
Разница между файлами не показана из-за своего большого размера
Загрузить разницу
Разница между файлами не показана из-за своего большого размера
Загрузить разницу
|
|
@ -21,10 +21,10 @@
|
|||
|
||||
#include "nsHTMLContainerFrame.h"
|
||||
|
||||
class nsTextRun;
|
||||
class BulletFrame;
|
||||
struct LineData;
|
||||
struct nsBlockReflowState;
|
||||
class nsBlockReflowState;
|
||||
class nsBulletFrame;
|
||||
class nsLineBox;
|
||||
class nsTextRun;
|
||||
|
||||
/**
|
||||
* Child list name indices
|
||||
|
|
@ -34,14 +34,16 @@ struct nsBlockReflowState;
|
|||
#define NS_BLOCK_FRAME_BULLET_LIST_INDEX 1
|
||||
#define NS_BLOCK_FRAME_LAST_LIST_INDEX NS_BLOCK_FRAME_BULLET_LIST_INDEX
|
||||
|
||||
#define nsBlockFrameSuper nsHTMLContainerFrame
|
||||
#define nsBaseIBFrameSuper nsHTMLContainerFrame
|
||||
|
||||
class nsBlockFrame : public nsBlockFrameSuper
|
||||
// Additional nsBaseIBFrame.mFlags bit:
|
||||
// This is really an inline frame, not a block frame
|
||||
#define BLOCK_IS_INLINE 0x100
|
||||
|
||||
// Base class for block and inline frames
|
||||
class nsBaseIBFrame : public nsBaseIBFrameSuper
|
||||
{
|
||||
public:
|
||||
nsBlockFrame();
|
||||
~nsBlockFrame();
|
||||
|
||||
// nsISupports
|
||||
NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
|
||||
|
||||
|
|
@ -49,23 +51,20 @@ public:
|
|||
NS_IMETHOD SetInitialChildList(nsIPresContext& aPresContext,
|
||||
nsIAtom* aListName,
|
||||
nsIFrame* aChildList);
|
||||
NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
|
||||
nsIStyleContext* aParentContext);
|
||||
NS_IMETHOD FirstChild(nsIAtom* aListName, nsIFrame*& aFirstChild) const;
|
||||
NS_IMETHOD GetAdditionalChildListName(PRInt32 aIndex,
|
||||
nsIAtom*& aListName) const;
|
||||
NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);
|
||||
NS_IMETHOD IsSplittable(nsSplittableType& aIsSplittable) const;
|
||||
NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
|
||||
nsIStyleContext* aParentContext);
|
||||
NS_IMETHOD CreateContinuingFrame(nsIPresContext& aPresContext,
|
||||
nsIFrame* aParent,
|
||||
nsIStyleContext* aStyleContext,
|
||||
nsIFrame*& aContinuingFrame);
|
||||
nsIFrame*& aContinuingFrame) = 0;
|
||||
NS_IMETHOD Paint(nsIPresContext& aPresContext,
|
||||
nsIRenderingContext& aRenderingContext,
|
||||
const nsRect& aDirtyRect);
|
||||
NS_IMETHOD IsPercentageBase(PRBool& aBase) const;
|
||||
NS_IMETHOD List(FILE* out, PRInt32 aIndent, nsIListFilter *aFilter) const;
|
||||
NS_IMETHOD GetFrameName(nsString& aResult) const;
|
||||
NS_IMETHOD GetFrameName(nsString& aResult) const = 0;
|
||||
NS_IMETHOD VerifyTree() const;
|
||||
NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
|
||||
|
||||
|
|
@ -78,13 +77,6 @@ public:
|
|||
nsISpaceManager* aSpaceManager,
|
||||
nscoord aDeltaX, nscoord aDeltaY);
|
||||
|
||||
// nsBlockFrame
|
||||
void TakeRunInFrames(nsBlockFrame* aRunInFrame);
|
||||
PRBool ShouldPlaceBullet(LineData* aLine);
|
||||
void PlaceBullet(nsBlockReflowState& aState,
|
||||
nscoord aMaxAscent,
|
||||
nscoord aTopMargin);
|
||||
|
||||
#ifdef DO_SELECTION
|
||||
NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
|
||||
nsGUIEvent* aEvent,
|
||||
|
|
@ -94,7 +86,7 @@ public:
|
|||
nsGUIEvent* aEvent,
|
||||
nsEventStatus& aEventStatus);
|
||||
|
||||
nsIFrame * FindHitFrame(nsBlockFrame * aBlockFrame,
|
||||
nsIFrame * FindHitFrame(nsBaseIBFrame * aBlockFrame,
|
||||
const nscoord aX, const nscoord aY,
|
||||
const nsPoint & aPoint);
|
||||
|
||||
|
|
@ -103,107 +95,145 @@ public:
|
|||
virtual PRBool DeleteChildsNextInFlow(nsIPresContext& aPresContext,
|
||||
nsIFrame* aNextInFlow);
|
||||
|
||||
void RestoreStyleFor(nsIPresContext& aPresContext, nsIFrame* aFrame);
|
||||
protected:
|
||||
nsBaseIBFrame();
|
||||
virtual ~nsBaseIBFrame();
|
||||
|
||||
void SetFlags(PRUint32 aFlags) {
|
||||
mFlags = aFlags;
|
||||
}
|
||||
|
||||
void RecoverLineMargins(nsBlockReflowState& aState,
|
||||
LineData* aPrevLine,
|
||||
nscoord& aTopMarginResult,
|
||||
nscoord& aBottomMarginResult);
|
||||
|
||||
PRUintn CalculateMargins(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
PRBool aInlineContext,
|
||||
nscoord& aTopMarginResult,
|
||||
nscoord& aBottomMarginResult);
|
||||
|
||||
void SlideFrames(nsIPresContext& aPresContext,
|
||||
nsISpaceManager* aSpaceManager,
|
||||
LineData* aLine, nscoord aDY);
|
||||
nsLineBox* aLine, nscoord aDY);
|
||||
|
||||
PRBool DrainOverflowLines();
|
||||
|
||||
PRBool RemoveChild(LineData* aLines, nsIFrame* aChild);
|
||||
PRBool RemoveChild(nsLineBox* aLines, nsIFrame* aChild);
|
||||
|
||||
PRIntn GetSkipSides() const;
|
||||
virtual PRIntn GetSkipSides() const;
|
||||
|
||||
nsresult InitialReflow(nsBlockReflowState& aState);
|
||||
|
||||
nsresult FrameAppendedReflow(nsBlockReflowState& aState);
|
||||
virtual void ComputeFinalSize(nsBlockReflowState& aState,
|
||||
nsHTMLReflowMetrics& aMetrics);
|
||||
|
||||
nsresult InsertNewFrame(nsIPresContext& aPresContext,
|
||||
nsBlockFrame* aParentFrame,
|
||||
nsIFrame* aNewFrame,
|
||||
nsIFrame* aPrevSibling);
|
||||
nsresult FrameInsertedReflow(nsBlockReflowState& aState);
|
||||
nsBaseIBFrame* aParentFrame,
|
||||
nsIFrame* aNewFrame,
|
||||
nsIFrame* aPrevSibling);
|
||||
|
||||
nsresult FrameRemovedReflow(nsBlockReflowState& aState);
|
||||
nsresult RemoveFrame(nsBlockReflowState& aState,
|
||||
nsBaseIBFrame* aParentFrame,
|
||||
nsIFrame* aDeletedFrame,
|
||||
nsIFrame* aPrevSibling);
|
||||
|
||||
nsresult StyleChangedReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareInitialReflow(nsBlockReflowState& aState);
|
||||
|
||||
nsresult FindTextRuns(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameAppendedReflow(nsBlockReflowState& aState);
|
||||
|
||||
nsresult ChildIncrementalReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameInsertedReflow(nsBlockReflowState& aState);
|
||||
|
||||
nsresult ResizeReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameRemovedReflow(nsBlockReflowState& aState);
|
||||
|
||||
void ComputeFinalSize(nsBlockReflowState& aState,
|
||||
nsHTMLReflowMetrics& aMetrics);
|
||||
virtual nsresult PrepareStyleChangedReflow(nsBlockReflowState& aState);
|
||||
|
||||
void BuildFloaterList();
|
||||
virtual nsresult PrepareChildIncrementalReflow(nsBlockReflowState& aState);
|
||||
|
||||
nsresult ReflowLinesAt(nsBlockReflowState& aState, LineData* aLine);
|
||||
virtual nsresult PrepareResizeReflow(nsBlockReflowState& aState);
|
||||
|
||||
PRBool ReflowLine(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsReflowStatus& aReflowResult);
|
||||
virtual nsresult ReflowDirtyLines(nsBlockReflowState& aState);
|
||||
|
||||
PRBool PlaceLine(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsReflowStatus aReflowStatus);
|
||||
nsresult RecoverStateFrom(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine);
|
||||
|
||||
PRBool IsLastLine(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsReflowStatus aReflowStatus);
|
||||
//----------------------------------------
|
||||
// Methods for line reflow
|
||||
|
||||
void FindFloaters(LineData* aLine);
|
||||
virtual void WillReflowLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine);
|
||||
|
||||
void PrepareInlineReflow(nsBlockReflowState& aState, nsIFrame* aFrame, PRBool aIsBlock);
|
||||
virtual nsresult ReflowLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
PRBool& aKeepGoing);
|
||||
|
||||
PRBool ReflowInlineFrame(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsIFrame* aFrame,
|
||||
nsReflowStatus& aResult,
|
||||
PRBool& aAddedToLine);
|
||||
virtual void DidReflowLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
PRBool aKeepGoing);
|
||||
|
||||
nsresult SplitLine(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsIFrame* aFrame);
|
||||
nsresult PlaceLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
PRBool& aKeepGoing);
|
||||
|
||||
nsBlockFrame* FindFollowingBlockFrame(nsIFrame* aFrame);
|
||||
// XXX blech
|
||||
void PostPlaceLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
const nsSize& aMaxElementSize);
|
||||
|
||||
PRBool ReflowBlockFrame(nsBlockReflowState& aState,
|
||||
LineData* aLine,
|
||||
nsIFrame* aFrame,
|
||||
nsReflowStatus& aResult);
|
||||
virtual void DidPlaceLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nscoord aTopMargin, nscoord aBottomMargin,
|
||||
PRBool aKeepGoing);
|
||||
|
||||
PRBool PullFrame(nsBlockReflowState& aState,
|
||||
LineData* aToLine,
|
||||
LineData** aFromList,
|
||||
PRBool aUpdateGeometricParent,
|
||||
nsReflowStatus& aResult,
|
||||
PRBool& aAddedToLine);
|
||||
// XXX where to go
|
||||
PRBool ShouldJustifyLine(nsBlockReflowState& aState, nsLineBox* aLine);
|
||||
|
||||
void PushLines(nsBlockReflowState& aState);
|
||||
void FindFloaters(nsLineBox* aLine);
|
||||
|
||||
//----------------------------------------
|
||||
// Methods for individual frame reflow
|
||||
|
||||
virtual void WillReflowFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame);
|
||||
|
||||
nsresult ReflowBlockFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
PRBool& aKeepGoing);
|
||||
|
||||
nsresult ReflowInlineFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame,
|
||||
PRBool& aKeepLineGoing,
|
||||
PRBool& aKeepReflowGoing);
|
||||
|
||||
virtual void DidReflowFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame,
|
||||
nsReflowStatus aStatus);
|
||||
|
||||
void ReflowFloater(nsIPresContext& aPresContext,
|
||||
nsBlockReflowState& aState,
|
||||
nsIFrame* aFloaterFrame,
|
||||
nsHTMLReflowState& aFloaterReflowState);
|
||||
|
||||
//----------------------------------------
|
||||
// Methods for pushing/pulling lines/frames
|
||||
|
||||
virtual nsresult CreateContinuationFor(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame,
|
||||
PRBool& aMadeNewFrame);
|
||||
|
||||
nsresult SplitLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame);
|
||||
|
||||
nsBaseIBFrame* FindFollowingBlockFrame(nsIFrame* aFrame);
|
||||
|
||||
nsresult PullFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame*& aFrameResult);
|
||||
|
||||
nsresult PullFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aToLine,
|
||||
nsLineBox** aFromList,
|
||||
PRBool aUpdateGeometricParent,
|
||||
nsIFrame*& aFrameResult,
|
||||
PRBool& aStopPulling);
|
||||
|
||||
void PushLines(nsBlockReflowState& aState);
|
||||
|
||||
//----------------------------------------
|
||||
//XXX
|
||||
void PaintChildren(nsIPresContext& aPresContext,
|
||||
nsIRenderingContext& aRenderingContext,
|
||||
const nsRect& aDirtyRect);
|
||||
|
|
@ -213,34 +243,126 @@ public:
|
|||
|
||||
nsresult AppendNewFrames(nsIPresContext& aPresContext, nsIFrame*);
|
||||
|
||||
void RenumberLists(nsBlockReflowState& aState);
|
||||
nsLineBox* FindLineFor(nsIFrame* aFrame, PRBool& aIsFloaterResult);
|
||||
|
||||
void PropogateReflowDamage(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nscoord aDeltaY);
|
||||
|
||||
nsresult IsComplete();
|
||||
|
||||
#ifdef NS_DEBUG
|
||||
PRBool IsChild(nsIFrame* aFrame);
|
||||
#endif
|
||||
|
||||
nsIStyleContext* mFirstLineStyle;
|
||||
nsIStyleContext* mFirstLetterStyle;
|
||||
nsLineBox* mLines;
|
||||
|
||||
LineData* mLines;
|
||||
nsLineBox* mOverflowLines;
|
||||
|
||||
LineData* mOverflowLines;
|
||||
|
||||
// Text run information
|
||||
nsTextRun* mTextRuns;
|
||||
|
||||
// For list-item frames, this is the bullet frame.
|
||||
BulletFrame* mBullet;
|
||||
|
||||
// List of all floaters in this block
|
||||
nsIFrame* mFloaters;
|
||||
|
||||
// Body configuration flags passed into this block when this block
|
||||
// is used by the body.
|
||||
// XXX subclass!
|
||||
PRUint32 mFlags;
|
||||
|
||||
static nsIAtom* gFloaterAtom;
|
||||
static nsIAtom* gBulletAtom;
|
||||
|
||||
friend class nsBlockReflowState;
|
||||
};
|
||||
|
||||
//----------------------------------------------------------------------
|
||||
|
||||
#define nsBlockFrameSuper nsBaseIBFrame
|
||||
|
||||
class nsBlockFrame : public nsBlockFrameSuper
|
||||
{
|
||||
public:
|
||||
friend nsresult NS_NewBlockFrame(nsIFrame*& aNewFrame, PRUint32 aFlags);
|
||||
|
||||
// nsISupports overrides
|
||||
NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
|
||||
|
||||
// nsIFrame overrides
|
||||
NS_IMETHOD SetInitialChildList(nsIPresContext& aPresContext,
|
||||
nsIAtom* aListName,
|
||||
nsIFrame* aChildList);
|
||||
NS_IMETHOD FirstChild(nsIAtom* aListName, nsIFrame*& aFirstChild) const;
|
||||
NS_IMETHOD GetAdditionalChildListName(PRInt32 aIndex,
|
||||
nsIAtom*& aListName) const;
|
||||
NS_IMETHOD DeleteFrame(nsIPresContext& aPresContext);
|
||||
NS_IMETHOD ReResolveStyleContext(nsIPresContext* aPresContext,
|
||||
nsIStyleContext* aParentContext);
|
||||
NS_IMETHOD CreateContinuingFrame(nsIPresContext& aCX,
|
||||
nsIFrame* aParent,
|
||||
nsIStyleContext* aStyleContext,
|
||||
nsIFrame*& aContinuingFrame);
|
||||
NS_IMETHOD IsPercentageBase(PRBool& aBase) const;
|
||||
NS_IMETHOD GetFrameForPoint(const nsPoint& aPoint, nsIFrame** aFrame);
|
||||
NS_IMETHOD GetFrameName(nsString& aResult) const;
|
||||
NS_IMETHOD List(FILE* out, PRInt32 aIndent, nsIListFilter *aFilter) const;
|
||||
|
||||
// nsIHTMLReflow overrides
|
||||
NS_IMETHOD Reflow(nsIPresContext& aPresContext,
|
||||
nsHTMLReflowMetrics& aDesiredSize,
|
||||
const nsHTMLReflowState& aReflowState,
|
||||
nsReflowStatus& aStatus);
|
||||
|
||||
protected:
|
||||
nsBlockFrame();
|
||||
virtual ~nsBlockFrame();
|
||||
|
||||
// nsContainerFrame overrides
|
||||
virtual void PaintChildren(nsIPresContext& aPresContext,
|
||||
nsIRenderingContext& aRenderingContext,
|
||||
const nsRect& aDirtyRect);
|
||||
|
||||
// nsBaseIBFrame overrides
|
||||
virtual void ComputeFinalSize(nsBlockReflowState& aState,
|
||||
nsHTMLReflowMetrics& aMetrics);
|
||||
virtual nsresult PrepareInitialReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameAppendedReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameInsertedReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult PrepareFrameRemovedReflow(nsBlockReflowState& aState);
|
||||
virtual nsresult ReflowDirtyLines(nsBlockReflowState& aState);
|
||||
virtual void WillReflowLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine);
|
||||
virtual void DidPlaceLine(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nscoord aTopMargin, nscoord aBottomMargin,
|
||||
PRBool aLineReflowStatus);
|
||||
virtual void WillReflowFrame(nsBlockReflowState& aState,
|
||||
nsLineBox* aLine,
|
||||
nsIFrame* aFrame);
|
||||
|
||||
void TakeRunInFrames(nsBlockFrame* aRunInFrame);
|
||||
|
||||
nsresult FindTextRuns(nsBlockReflowState& aState);
|
||||
|
||||
void BuildFloaterList();
|
||||
|
||||
void RenumberLists(nsBlockReflowState& aState);
|
||||
|
||||
PRBool ShouldPlaceBullet(nsLineBox* aLine);
|
||||
|
||||
void PlaceBullet(nsBlockReflowState& aState,
|
||||
nscoord aMaxAscent,
|
||||
nscoord aTopMargin);
|
||||
|
||||
void RestoreStyleFor(nsIPresContext& aPresContext, nsIFrame* aFrame);
|
||||
|
||||
nsIStyleContext* mFirstLineStyle;
|
||||
|
||||
nsIStyleContext* mFirstLetterStyle;
|
||||
|
||||
// Text run information
|
||||
nsTextRun* mTextRuns;
|
||||
|
||||
// List of all floaters in this block
|
||||
nsIFrame* mFloaters;
|
||||
|
||||
// XXX_fix_me: subclass one more time!
|
||||
// For list-item frames, this is the bullet frame.
|
||||
nsBulletFrame* mBullet;
|
||||
|
||||
//friend class nsBaseIBFrame;
|
||||
};
|
||||
|
||||
#endif /* nsBlockFrame_h___ */
|
||||
|
|
|
|||
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