/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* 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 nsTableOuterFrame_h__ #define nsTableOuterFrame_h__ #include "mozilla/Attributes.h" #include "nscore.h" #include "nsContainerFrame.h" #include "nsCellMap.h" #include "nsBlockFrame.h" #include "nsTableFrame.h" class nsTableCaptionFrame : public nsBlockFrame { public: NS_DECL_FRAMEARENA_HELPERS friend nsTableCaptionFrame* NS_NewTableCaptionFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); // nsIFrame virtual nsIAtom* GetType() const MOZ_OVERRIDE; virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext, nsSize aCBSize, nscoord aAvailableWidth, nsSize aMargin, nsSize aBorder, nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE; virtual nsIFrame* GetParentStyleContextFrame() const MOZ_OVERRIDE; #ifdef ACCESSIBILITY virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE; #endif #ifdef DEBUG_FRAME_DUMP virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE; #endif protected: nsTableCaptionFrame(nsStyleContext* aContext); virtual ~nsTableCaptionFrame(); }; /* TODO 1. decide if we'll allow subclassing. If so, decide which methods really need to be virtual. */ /** * main frame for an nsTable content object, * the nsTableOuterFrame contains 0 or one caption frame, and a nsTableFrame * pseudo-frame (referred to as the "inner frame'). */ class nsTableOuterFrame : public nsContainerFrame { public: NS_DECL_QUERYFRAME NS_DECL_FRAMEARENA_HELPERS NS_DECL_QUERYFRAME_TARGET(nsTableOuterFrame) /** instantiate a new instance of nsTableRowFrame. * @param aPresShell the pres shell for this frame * * @return the frame that was created */ friend nsTableOuterFrame* NS_NewTableOuterFrame(nsIPresShell* aPresShell, nsStyleContext* aContext); // nsIFrame overrides - see there for a description virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE; virtual nsresult SetInitialChildList(ChildListID aListID, nsFrameList& aChildList) MOZ_OVERRIDE; virtual const nsFrameList& GetChildList(ChildListID aListID) const MOZ_OVERRIDE; virtual void GetChildLists(nsTArray* aLists) const MOZ_OVERRIDE; virtual nsresult AppendFrames(ChildListID aListID, nsFrameList& aFrameList) MOZ_OVERRIDE; virtual nsresult InsertFrames(ChildListID aListID, nsIFrame* aPrevFrame, nsFrameList& aFrameList) MOZ_OVERRIDE; virtual nsresult RemoveFrame(ChildListID aListID, nsIFrame* aOldFrame) MOZ_OVERRIDE; virtual nsContainerFrame* GetContentInsertionFrame() MOZ_OVERRIDE { return GetFirstPrincipalChild()->GetContentInsertionFrame(); } #ifdef ACCESSIBILITY virtual mozilla::a11y::AccType AccessibleType() MOZ_OVERRIDE; #endif virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder, const nsRect& aDirtyRect, const nsDisplayListSet& aLists) MOZ_OVERRIDE; void BuildDisplayListForInnerTable(nsDisplayListBuilder* aBuilder, const nsRect& aDirtyRect, const nsDisplayListSet& aLists); virtual nscoord GetBaseline() const MOZ_OVERRIDE; virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE; virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE; virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext, nsSize aCBSize, nscoord aAvailableWidth, nsSize aMargin, nsSize aBorder, nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE; /** process a reflow command for the table. * This involves reflowing the caption and the inner table. * @see nsIFrame::Reflow */ virtual void Reflow(nsPresContext* aPresContext, nsHTMLReflowMetrics& aDesiredSize, const nsHTMLReflowState& aReflowState, nsReflowStatus& aStatus) MOZ_OVERRIDE; /** * Get the "type" of the frame * * @see nsGkAtoms::tableOuterFrame */ virtual nsIAtom* GetType() const MOZ_OVERRIDE; #ifdef DEBUG_FRAME_DUMP virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE; #endif virtual nsIFrame* GetParentStyleContextFrame() const MOZ_OVERRIDE; /** * Return the content for the cell at the given row and column. */ nsIContent* GetCellAt(uint32_t aRowIdx, uint32_t aColIdx) const; /** * Return the number of rows in the table. */ int32_t GetRowCount() const { return InnerTableFrame()->GetRowCount(); } /** * Return the number of columns in the table. */ int32_t GetColCount() const { return InnerTableFrame()->GetColCount(); } /** * Return the index of the cell at the given row and column. */ int32_t GetIndexByRowAndColumn(int32_t aRowIdx, int32_t aColIdx) const { nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap(); if (!cellMap) return -1; return cellMap->GetIndexByRowAndColumn(aRowIdx, aColIdx); } /** * Get the row and column indices for the cell at the given index. */ void GetRowAndColumnByIndex(int32_t aCellIdx, int32_t* aRowIdx, int32_t* aColIdx) const { *aRowIdx = *aColIdx = 0; nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap(); if (cellMap) { cellMap->GetRowAndColumnByIndex(aCellIdx, aRowIdx, aColIdx); } } /** * return the frame for the cell at the given row and column. */ nsTableCellFrame* GetCellFrameAt(uint32_t aRowIdx, uint32_t aColIdx) const { nsTableCellMap* map = InnerTableFrame()->GetCellMap(); if (!map) { return nullptr; } return map->GetCellInfoAt(aRowIdx, aColIdx); } /** * Return the col span of the cell at the given row and column indices. */ uint32_t GetEffectiveColSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const { nsTableCellMap* map = InnerTableFrame()->GetCellMap(); return map->GetEffectiveColSpan(aRowIdx, aColIdx); } /** * Return the effective row span of the cell at the given row and column. */ uint32_t GetEffectiveRowSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const { nsTableCellMap* map = InnerTableFrame()->GetCellMap(); return map->GetEffectiveRowSpan(aRowIdx, aColIdx); } protected: nsTableOuterFrame(nsStyleContext* aContext); virtual ~nsTableOuterFrame(); void InitChildReflowState(nsPresContext& aPresContext, nsHTMLReflowState& aReflowState); uint8_t GetCaptionSide(); // NS_STYLE_CAPTION_SIDE_* or NO_SIDE bool HasSideCaption() { uint8_t captionSide = GetCaptionSide(); return captionSide == NS_STYLE_CAPTION_SIDE_LEFT || captionSide == NS_STYLE_CAPTION_SIDE_RIGHT; } uint8_t GetCaptionVerticalAlign(); void SetDesiredSize(uint8_t aCaptionSide, const nsMargin& aInnerMargin, const nsMargin& aCaptionMargin, nscoord& aWidth, nscoord& aHeight); nsresult GetCaptionOrigin(uint32_t aCaptionSide, const nsSize& aContainBlockSize, const nsSize& aInnerSize, const nsMargin& aInnerMargin, const nsSize& aCaptionSize, nsMargin& aCaptionMargin, nsPoint& aOrigin); nsresult GetInnerOrigin(uint32_t aCaptionSide, const nsSize& aContainBlockSize, const nsSize& aCaptionSize, const nsMargin& aCaptionMargin, const nsSize& aInnerSize, nsMargin& aInnerMargin, nsPoint& aOrigin); // reflow the child (caption or innertable frame) void OuterBeginReflowChild(nsPresContext* aPresContext, nsIFrame* aChildFrame, const nsHTMLReflowState& aOuterRS, void* aChildRSSpace, nscoord aAvailWidth); void OuterDoReflowChild(nsPresContext* aPresContext, nsIFrame* aChildFrame, const nsHTMLReflowState& aChildRS, nsHTMLReflowMetrics& aMetrics, nsReflowStatus& aStatus); // Set the reflow metrics void UpdateReflowMetrics(uint8_t aCaptionSide, nsHTMLReflowMetrics& aMet, const nsMargin& aInnerMargin, const nsMargin& aCaptionMargin); // Get the margin. aMarginNoAuto is aMargin, but with auto // margins set to 0 void GetChildMargin(nsPresContext* aPresContext, const nsHTMLReflowState& aOuterRS, nsIFrame* aChildFrame, nscoord aAvailableWidth, nsMargin& aMargin); virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE { return nsContainerFrame::IsFrameOfType(aFlags & (~eCanContainOverflowContainers)); } nsTableFrame* InnerTableFrame() const { return static_cast(mFrames.FirstChild()); } private: nsFrameList mCaptionFrames; }; #endif