michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsMathMLmtableFrame_h___
michael@0: #define nsMathMLmtableFrame_h___
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsMathMLContainerFrame.h"
michael@0: #include "nsBlockFrame.h"
michael@0: #include "nsTableOuterFrame.h"
michael@0: #include "nsTableRowFrame.h"
michael@0: #include "nsTableCellFrame.h"
michael@0: 
michael@0: //
michael@0: // <mtable> -- table or matrix
michael@0: //
michael@0: 
michael@0: class nsMathMLmtableOuterFrame : public nsTableOuterFrame,
michael@0:                                  public nsMathMLFrame
michael@0: {
michael@0: public:
michael@0:   friend nsIFrame* NS_NewMathMLmtableOuterFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   NS_DECL_QUERYFRAME
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   // overloaded nsTableOuterFrame methods
michael@0: 
michael@0:   virtual nsresult
michael@0:   Reflow(nsPresContext*          aPresContext,
michael@0:          nsHTMLReflowMetrics&     aDesiredSize,
michael@0:          const nsHTMLReflowState& aReflowState,
michael@0:          nsReflowStatus&          aStatus) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   AttributeChanged(int32_t  aNameSpaceID,
michael@0:                    nsIAtom* aAttribute,
michael@0:                    int32_t  aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsTableOuterFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmtableOuterFrame(nsStyleContext* aContext) : nsTableOuterFrame(aContext) {}
michael@0:   virtual ~nsMathMLmtableOuterFrame();
michael@0: 
michael@0:   // helper to find the row frame at a given index, positive or negative, e.g.,
michael@0:   // 1..n means the first row down to the last row, -1..-n means the last row
michael@0:   // up to the first row. Used for alignments that are relative to a given row
michael@0:   nsIFrame*
michael@0:   GetRowFrameAt(nsPresContext* aPresContext,
michael@0:                 int32_t         aRowIndex);
michael@0: }; // class nsMathMLmtableOuterFrame
michael@0: 
michael@0: // --------------
michael@0: 
michael@0: class nsMathMLmtableFrame : public nsTableFrame
michael@0: {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   friend nsIFrame* NS_NewMathMLmtableFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   // Overloaded nsTableFrame methods
michael@0: 
michael@0:   virtual nsresult
michael@0:   SetInitialChildList(ChildListID  aListID,
michael@0:                       nsFrameList& aChildList) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   AppendFrames(ChildListID  aListID,
michael@0:                nsFrameList& aFrameList) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableFrame::AppendFrames(aListID, aFrameList);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual nsresult
michael@0:   InsertFrames(ChildListID aListID,
michael@0:                nsIFrame* aPrevFrame,
michael@0:                nsFrameList& aFrameList) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableFrame::InsertFrames(aListID, aPrevFrame, aFrameList);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual nsresult
michael@0:   RemoveFrame(ChildListID aListID,
michael@0:               nsIFrame* aOldFrame) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableFrame::RemoveFrame(aListID, aOldFrame);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsTableFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
michael@0:   }
michael@0: 
michael@0:   // helper to restyle and reflow the table when a row is changed -- since MathML
michael@0:   // attributes are inter-dependent and row/colspan can affect the table, it is
michael@0:   // safer (albeit grossly suboptimal) to just relayout the whole thing.
michael@0:   void RestyleTable();
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmtableFrame(nsStyleContext* aContext) : nsTableFrame(aContext) {}
michael@0:   virtual ~nsMathMLmtableFrame();
michael@0: }; // class nsMathMLmtableFrame
michael@0: 
michael@0: // --------------
michael@0: 
michael@0: class nsMathMLmtrFrame : public nsTableRowFrame
michael@0: {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   friend nsIFrame* NS_NewMathMLmtrFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   // overloaded nsTableRowFrame methods
michael@0: 
michael@0:   virtual nsresult
michael@0:   AttributeChanged(int32_t  aNameSpaceID,
michael@0:                    nsIAtom* aAttribute,
michael@0:                    int32_t  aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult
michael@0:   AppendFrames(ChildListID  aListID,
michael@0:                nsFrameList& aFrameList) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableRowFrame::AppendFrames(aListID, aFrameList);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual nsresult
michael@0:   InsertFrames(ChildListID aListID,
michael@0:                nsIFrame* aPrevFrame,
michael@0:                nsFrameList& aFrameList) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableRowFrame::InsertFrames(aListID, aPrevFrame, aFrameList);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual nsresult
michael@0:   RemoveFrame(ChildListID aListID,
michael@0:               nsIFrame* aOldFrame) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsresult rv = nsTableRowFrame::RemoveFrame(aListID, aOldFrame);
michael@0:     RestyleTable();
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsTableRowFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
michael@0:   }
michael@0: 
michael@0:   // helper to restyle and reflow the table -- @see nsMathMLmtableFrame.
michael@0:   void RestyleTable()
michael@0:   {
michael@0:     nsTableFrame* tableFrame = nsTableFrame::GetTableFrame(this);
michael@0:     if (tableFrame && tableFrame->IsFrameOfType(nsIFrame::eMathML)) {
michael@0:       // relayout the table
michael@0:       ((nsMathMLmtableFrame*)tableFrame)->RestyleTable();
michael@0:     }
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmtrFrame(nsStyleContext* aContext) : nsTableRowFrame(aContext) {}
michael@0:   virtual ~nsMathMLmtrFrame();
michael@0: }; // class nsMathMLmtrFrame
michael@0: 
michael@0: // --------------
michael@0: 
michael@0: class nsMathMLmtdFrame : public nsTableCellFrame
michael@0: {
michael@0: public:
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   friend nsIFrame* NS_NewMathMLmtdFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   // overloaded nsTableCellFrame methods
michael@0: 
michael@0:   virtual nsresult
michael@0:   AttributeChanged(int32_t  aNameSpaceID,
michael@0:                    nsIAtom* aAttribute,
michael@0:                    int32_t  aModType) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual uint8_t GetVerticalAlign() const MOZ_OVERRIDE;
michael@0:   virtual nsresult ProcessBorders(nsTableFrame* aFrame,
michael@0:                                   nsDisplayListBuilder* aBuilder,
michael@0:                                   const nsDisplayListSet& aLists) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual int32_t GetRowSpan() MOZ_OVERRIDE;
michael@0:   virtual int32_t GetColSpan() MOZ_OVERRIDE;
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsTableCellFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
michael@0:   }
michael@0: 
michael@0:   virtual nsMargin* GetBorderWidth(nsMargin& aBorder) const MOZ_OVERRIDE;
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmtdFrame(nsStyleContext* aContext) : nsTableCellFrame(aContext) {}
michael@0:   virtual ~nsMathMLmtdFrame();
michael@0: }; // class nsMathMLmtdFrame
michael@0: 
michael@0: // --------------
michael@0: 
michael@0: class nsMathMLmtdInnerFrame : public nsBlockFrame,
michael@0:                               public nsMathMLFrame {
michael@0: public:
michael@0:   friend nsIFrame* NS_NewMathMLmtdInnerFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
michael@0: 
michael@0:   NS_DECL_QUERYFRAME
michael@0:   NS_DECL_FRAMEARENA_HELPERS
michael@0: 
michael@0:   // Overloaded nsIMathMLFrame methods
michael@0: 
michael@0:   NS_IMETHOD
michael@0:   UpdatePresentationDataFromChildAt(int32_t         aFirstIndex,
michael@0:                                     int32_t         aLastIndex,
michael@0:                                     uint32_t        aFlagsValues,
michael@0:                                     uint32_t        aFlagsToUpdate) MOZ_OVERRIDE
michael@0:   {
michael@0:     nsMathMLContainerFrame::PropagatePresentationDataFromChildAt(this,
michael@0:       aFirstIndex, aLastIndex, aFlagsValues, aFlagsToUpdate);
michael@0:     return NS_OK;
michael@0:   }
michael@0: 
michael@0:   virtual nsresult
michael@0:   Reflow(nsPresContext*          aPresContext,
michael@0:          nsHTMLReflowMetrics&     aDesiredSize,
michael@0:          const nsHTMLReflowState& aReflowState,
michael@0:          nsReflowStatus&          aStatus) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
michael@0:   {
michael@0:     return nsBlockFrame::IsFrameOfType(aFlags &
michael@0:       ~(nsIFrame::eMathML | nsIFrame::eExcludesIgnorableWhitespace));
michael@0:   }
michael@0: 
michael@0:   virtual const nsStyleText* StyleTextForLineLayout() MOZ_OVERRIDE;
michael@0:   virtual void DidSetStyleContext(nsStyleContext* aOldStyleContext) MOZ_OVERRIDE;
michael@0: 
michael@0:   bool
michael@0:   IsMrowLike() MOZ_OVERRIDE {
michael@0:     return mFrames.FirstChild() != mFrames.LastChild() ||
michael@0:            !mFrames.FirstChild();
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   nsMathMLmtdInnerFrame(nsStyleContext* aContext);
michael@0:   virtual ~nsMathMLmtdInnerFrame();
michael@0: 
michael@0:   nsStyleText* mUniqueStyleText;
michael@0: 
michael@0: };  // class nsMathMLmtdInnerFrame
michael@0: 
michael@0: #endif /* nsMathMLmtableFrame_h___ */