LCOV - app.info - layout/mathml/nsMathMLmtableFrame.h

LCOV - code coverage report
| Current view: | directory - layout/mathml - nsMathMLmtableFrame.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 48 | 0 | 0.0 %
| Date: | 2012-04-21 | Functions: | 19 | 0 | 0.0 %

           1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
           2                 : /* ***** BEGIN LICENSE BLOCK *****
           3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           4                 :  *
           5                 :  * The contents of this file are subject to the Mozilla Public License Version
           6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           7                 :  * the License. You may obtain a copy of the License at
           8                 :  * http://www.mozilla.org/MPL/
           9                 :  *
          10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          12                 :  * for the specific language governing rights and limitations under the
          13                 :  * License.
          14                 :  *
          15                 :  * The Original Code is Mozilla MathML Project.
          16                 :  *
          17                 :  * The Initial Developer of the Original Code is
          18                 :  * The University Of Queensland.
          19                 :  * Portions created by the Initial Developer are Copyright (C) 1999
          20                 :  * the Initial Developer. All Rights Reserved.
          21                 :  *
          22                 :  * Contributor(s):
          23                 :  *   Roger B. Sidje <rbs@maths.uq.edu.au>
          24                 :  *
          25                 :  * Alternatively, the contents of this file may be used under the terms of
          26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
          27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          29                 :  * of those above. If you wish to allow use of your version of this file only
          30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          31                 :  * use your version of this file under the terms of the MPL, indicate your
          32                 :  * decision by deleting the provisions above and replace them with the notice
          33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          34                 :  * the provisions above, a recipient may use your version of this file under
          35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          36                 :  *
          37                 :  * ***** END LICENSE BLOCK ***** */
          38                 :
          39                 : #ifndef nsMathMLmtableFrame_h___
          40                 : #define nsMathMLmtableFrame_h___
          41                 :
          42                 : #include "nsCOMPtr.h"
          43                 : #include "nsMathMLContainerFrame.h"
          44                 :
          45                 : //
          46                 : // <mtable> -- table or matrix
          47                 : //
          48                 :
          49                 : class nsMathMLmtableOuterFrame : public nsTableOuterFrame,
          50                 :                                  public nsMathMLFrame
          51                 : {
          52                 : public:
          53                 :   friend nsIFrame* NS_NewMathMLmtableOuterFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
          54                 :
          55                 :   NS_DECL_QUERYFRAME
          56                 :   NS_DECL_FRAMEARENA_HELPERS
          57                 :
          58                 :   // Overloaded nsIMathMLFrame methods
          59                 :
          60                 :   NS_IMETHOD
          61                 :   InheritAutomaticData(nsIFrame* aParent);
          62                 :
          63                 :   NS_IMETHOD
          64                 :   UpdatePresentationData(PRUint32 aFlagsValues,
          65                 :                          PRUint32 aWhichFlags);
          66                 :
          67                 :   NS_IMETHOD
          68                 :   UpdatePresentationDataFromChildAt(PRInt32         aFirstIndex,
          69                 :                                     PRInt32         aLastIndex,
          70                 :                                     PRUint32        aFlagsValues,
          71                 :                                     PRUint32        aWhichFlags);
          72                 :
          73                 :   // overloaded nsTableOuterFrame methods
          74                 :
          75                 :   NS_IMETHOD
          76                 :   Reflow(nsPresContext*          aPresContext,
          77                 :          nsHTMLReflowMetrics&     aDesiredSize,
          78                 :          const nsHTMLReflowState& aReflowState,
          79                 :          nsReflowStatus&          aStatus);
          80                 :
          81                 :   NS_IMETHOD
          82                 :   AttributeChanged(PRInt32  aNameSpaceID,
          83                 :                    nsIAtom* aAttribute,
          84                 :                    PRInt32  aModType);
          85                 :
          86               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
          87                 :   {
          88               0 :     return nsTableOuterFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
          89                 :   }
          90                 :
          91                 : protected:
          92               0 :   nsMathMLmtableOuterFrame(nsStyleContext* aContext) : nsTableOuterFrame(aContext) {}
          93                 :   virtual ~nsMathMLmtableOuterFrame();
          94                 :
          95                 :   // helper to find the row frame at a given index, positive or negative, e.g.,
          96                 :   // 1..n means the first row down to the last row, -1..-n means the last row
          97                 :   // up to the first row. Used for alignments that are relative to a given row
          98                 :   nsIFrame*
          99                 :   GetRowFrameAt(nsPresContext* aPresContext,
         100                 :                 PRInt32         aRowIndex);
         101                 : }; // class nsMathMLmtableOuterFrame
         102                 :
         103                 : // --------------
         104                 :
         105                 : class nsMathMLmtableFrame : public nsTableFrame
         106                 : {
         107                 : public:
         108                 :   NS_DECL_FRAMEARENA_HELPERS
         109                 :
         110                 :   friend nsIFrame* NS_NewMathMLmtableFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
         111                 :
         112                 :   // Overloaded nsTableFrame methods
         113                 :
         114                 :   NS_IMETHOD
         115                 :   SetInitialChildList(ChildListID  aListID,
         116                 :                       nsFrameList& aChildList);
         117                 :
         118                 :   NS_IMETHOD
         119               0 :   AppendFrames(ChildListID  aListID,
         120                 :                nsFrameList& aFrameList)
         121                 :   {
         122               0 :     nsresult rv = nsTableFrame::AppendFrames(aListID, aFrameList);
         123               0 :     RestyleTable();
         124               0 :     return rv;
         125                 :   }
         126                 :
         127                 :   NS_IMETHOD
         128               0 :   InsertFrames(ChildListID aListID,
         129                 :                nsIFrame* aPrevFrame,
         130                 :                nsFrameList& aFrameList)
         131                 :   {
         132               0 :     nsresult rv = nsTableFrame::InsertFrames(aListID, aPrevFrame, aFrameList);
         133               0 :     RestyleTable();
         134               0 :     return rv;
         135                 :   }
         136                 :
         137                 :   NS_IMETHOD
         138               0 :   RemoveFrame(ChildListID aListID,
         139                 :               nsIFrame* aOldFrame)
         140                 :   {
         141               0 :     nsresult rv = nsTableFrame::RemoveFrame(aListID, aOldFrame);
         142               0 :     RestyleTable();
         143               0 :     return rv;
         144                 :   }
         145                 :
         146               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
         147                 :   {
         148               0 :     return nsTableFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
         149                 :   }
         150                 :
         151                 :   // helper to restyle and reflow the table when a row is changed -- since MathML
         152                 :   // attributes are inter-dependent and row/colspan can affect the table, it is
         153                 :   // safer (albeit grossly suboptimal) to just relayout the whole thing.
         154                 :   void RestyleTable();
         155                 :
         156                 : protected:
         157               0 :   nsMathMLmtableFrame(nsStyleContext* aContext) : nsTableFrame(aContext) {}
         158                 :   virtual ~nsMathMLmtableFrame();
         159                 : }; // class nsMathMLmtableFrame
         160                 :
         161                 : // --------------
         162                 :
         163                 : class nsMathMLmtrFrame : public nsTableRowFrame
         164                 : {
         165                 : public:
         166                 :   NS_DECL_FRAMEARENA_HELPERS
         167                 :
         168                 :   friend nsIFrame* NS_NewMathMLmtrFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
         169                 :
         170                 :   // overloaded nsTableRowFrame methods
         171                 :
         172                 :   NS_IMETHOD
         173                 :   AttributeChanged(PRInt32  aNameSpaceID,
         174                 :                    nsIAtom* aAttribute,
         175                 :                    PRInt32  aModType);
         176                 :
         177                 :   NS_IMETHOD
         178               0 :   AppendFrames(ChildListID  aListID,
         179                 :                nsFrameList& aFrameList)
         180                 :   {
         181               0 :     nsresult rv = nsTableRowFrame::AppendFrames(aListID, aFrameList);
         182               0 :     RestyleTable();
         183               0 :     return rv;
         184                 :   }
         185                 :
         186                 :   NS_IMETHOD
         187               0 :   InsertFrames(ChildListID aListID,
         188                 :                nsIFrame* aPrevFrame,
         189                 :                nsFrameList& aFrameList)
         190                 :   {
         191               0 :     nsresult rv = nsTableRowFrame::InsertFrames(aListID, aPrevFrame, aFrameList);
         192               0 :     RestyleTable();
         193               0 :     return rv;
         194                 :   }
         195                 :
         196                 :   NS_IMETHOD
         197               0 :   RemoveFrame(ChildListID aListID,
         198                 :               nsIFrame* aOldFrame)
         199                 :   {
         200               0 :     nsresult rv = nsTableRowFrame::RemoveFrame(aListID, aOldFrame);
         201               0 :     RestyleTable();
         202               0 :     return rv;
         203                 :   }
         204                 :
         205               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
         206                 :   {
         207               0 :     return nsTableRowFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
         208                 :   }
         209                 :
         210                 :   // helper to restyle and reflow the table -- @see nsMathMLmtableFrame.
         211               0 :   void RestyleTable()
         212                 :   {
         213               0 :     nsTableFrame* tableFrame = nsTableFrame::GetTableFrame(this);
         214               0 :     if (tableFrame && tableFrame->IsFrameOfType(nsIFrame::eMathML)) {
         215                 :       // relayout the table
         216               0 :       ((nsMathMLmtableFrame*)tableFrame)->RestyleTable();
         217                 :     }
         218               0 :   }
         219                 :
         220                 : protected:
         221               0 :   nsMathMLmtrFrame(nsStyleContext* aContext) : nsTableRowFrame(aContext) {}
         222                 :   virtual ~nsMathMLmtrFrame();
         223                 : }; // class nsMathMLmtrFrame
         224                 :
         225                 : // --------------
         226                 :
         227                 : class nsMathMLmtdFrame : public nsTableCellFrame
         228                 : {
         229                 : public:
         230                 :   NS_DECL_FRAMEARENA_HELPERS
         231                 :
         232                 :   friend nsIFrame* NS_NewMathMLmtdFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
         233                 :
         234                 :   // overloaded nsTableCellFrame methods
         235                 :
         236                 :   NS_IMETHOD
         237                 :   AttributeChanged(PRInt32  aNameSpaceID,
         238                 :                    nsIAtom* aAttribute,
         239                 :                    PRInt32  aModType);
         240                 :
         241                 :   virtual PRInt32 GetRowSpan();
         242                 :   virtual PRInt32 GetColSpan();
         243               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
         244                 :   {
         245               0 :     return nsTableCellFrame::IsFrameOfType(aFlags & ~(nsIFrame::eMathML));
         246                 :   }
         247                 :
         248                 : protected:
         249               0 :   nsMathMLmtdFrame(nsStyleContext* aContext) : nsTableCellFrame(aContext) {}
         250                 :   virtual ~nsMathMLmtdFrame();
         251                 : }; // class nsMathMLmtdFrame
         252                 :
         253                 : // --------------
         254                 :
         255                 : class nsMathMLmtdInnerFrame : public nsBlockFrame,
         256                 :                               public nsMathMLFrame {
         257                 : public:
         258                 :   friend nsIFrame* NS_NewMathMLmtdInnerFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
         259                 :
         260                 :   NS_DECL_QUERYFRAME
         261                 :   NS_DECL_FRAMEARENA_HELPERS
         262                 :
         263                 :   // Overloaded nsIMathMLFrame methods
         264                 :
         265                 :   NS_IMETHOD
         266               0 :   UpdatePresentationDataFromChildAt(PRInt32         aFirstIndex,
         267                 :                                     PRInt32         aLastIndex,
         268                 :                                     PRUint32        aFlagsValues,
         269                 :                                     PRUint32        aFlagsToUpdate)
         270                 :   {
         271                 :     nsMathMLContainerFrame::PropagatePresentationDataFromChildAt(this,
         272               0 :       aFirstIndex, aLastIndex, aFlagsValues, aFlagsToUpdate);
         273               0 :     return NS_OK;
         274                 :   }
         275                 :
         276                 :   NS_IMETHOD
         277                 :   Reflow(nsPresContext*          aPresContext,
         278                 :          nsHTMLReflowMetrics&     aDesiredSize,
         279                 :          const nsHTMLReflowState& aReflowState,
         280                 :          nsReflowStatus&          aStatus);
         281                 :
         282               0 :   virtual bool IsFrameOfType(PRUint32 aFlags) const
         283                 :   {
         284                 :     return nsBlockFrame::IsFrameOfType(aFlags &
         285               0 :       ~(nsIFrame::eMathML | nsIFrame::eExcludesIgnorableWhitespace));
         286                 :   }
         287                 :
         288                 : protected:
         289               0 :   nsMathMLmtdInnerFrame(nsStyleContext* aContext) : nsBlockFrame(aContext) {}
         290                 :   virtual ~nsMathMLmtdInnerFrame();
         291                 :
         292               0 :   virtual PRIntn GetSkipSides() const { return 0; }
         293                 : };  // class nsMathMLmtdInnerFrame
         294                 :
         295                 : #endif /* nsMathMLmtableFrame_h___ */

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