LCOV - code coverage report
Current view: directory - layout/mathml - nsMathMLmoFrame.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 0 0.0 %
Date: 2012-06-02 Functions: 2 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                 :  *   David J. Fiddes <D.J.Fiddes@hw.ac.uk>
      25                 :  *   Shyjan Mahamud <mahamud@cs.cmu.edu>
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      29                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #ifndef nsMathMLmoFrame_h___
      42                 : #define nsMathMLmoFrame_h___
      43                 : 
      44                 : #include "nsCOMPtr.h"
      45                 : #include "nsMathMLTokenFrame.h"
      46                 : 
      47                 : //
      48                 : // <mo> -- operator, fence, or separator
      49                 : //
      50                 : 
      51                 : class nsMathMLmoFrame : public nsMathMLTokenFrame {
      52                 : public:
      53                 :   NS_DECL_FRAMEARENA_HELPERS
      54                 : 
      55                 :   friend nsIFrame* NS_NewMathMLmoFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
      56                 : 
      57                 :   virtual eMathMLFrameType GetMathMLFrameType();
      58                 : 
      59                 :   virtual void
      60                 :   SetAdditionalStyleContext(PRInt32          aIndex, 
      61                 :                             nsStyleContext*  aStyleContext);
      62                 :   virtual nsStyleContext*
      63                 :   GetAdditionalStyleContext(PRInt32 aIndex) const;
      64                 : 
      65                 :   NS_IMETHOD BuildDisplayList(nsDisplayListBuilder*   aBuilder,
      66                 :                               const nsRect&           aDirtyRect,
      67                 :                               const nsDisplayListSet& aLists);
      68                 : 
      69                 :   NS_IMETHOD
      70                 :   InheritAutomaticData(nsIFrame* aParent);
      71                 : 
      72                 :   NS_IMETHOD
      73                 :   TransmitAutomaticData();
      74                 : 
      75                 :   NS_IMETHOD
      76                 :   Reflow(nsPresContext*          aPresContext,
      77                 :          nsHTMLReflowMetrics&     aDesiredSize,
      78                 :          const nsHTMLReflowState& aReflowState,
      79                 :          nsReflowStatus&          aStatus);
      80                 : 
      81                 :   virtual void MarkIntrinsicWidthsDirty();
      82                 : 
      83                 :   virtual nscoord
      84                 :   GetIntrinsicWidth(nsRenderingContext *aRenderingContext);
      85                 : 
      86                 :   NS_IMETHOD
      87                 :   AttributeChanged(PRInt32         aNameSpaceID,
      88                 :                    nsIAtom*        aAttribute,
      89                 :                    PRInt32         aModType);
      90                 : 
      91                 :   // This method is called by the parent frame to ask <mo> 
      92                 :   // to stretch itself.
      93                 :   NS_IMETHOD
      94                 :   Stretch(nsRenderingContext& aRenderingContext,
      95                 :           nsStretchDirection   aStretchDirection,
      96                 :           nsBoundingMetrics&   aContainerSize,
      97                 :           nsHTMLReflowMetrics& aDesiredStretchSize);
      98                 : 
      99                 : protected:
     100               0 :   nsMathMLmoFrame(nsStyleContext* aContext) : nsMathMLTokenFrame(aContext) {}
     101                 :   virtual ~nsMathMLmoFrame();
     102                 :   
     103               0 :   virtual PRIntn GetSkipSides() const { return 0; }
     104                 : 
     105                 :   nsMathMLChar     mMathMLChar; // Here is the MathMLChar that will deal with the operator.
     106                 :   nsOperatorFlags  mFlags;
     107                 :   float            mMinSize;
     108                 :   float            mMaxSize;
     109                 : 
     110                 :   bool UseMathMLChar();
     111                 : 
     112                 :   // overload the base method so that we can setup our nsMathMLChar
     113                 :   virtual void ProcessTextData();
     114                 : 
     115                 :   // helper to get our 'form' and lookup in the Operator Dictionary to fetch 
     116                 :   // our default data that may come from there, and to complete the setup
     117                 :   // using attributes that we may have
     118                 :   void
     119                 :   ProcessOperatorData();
     120                 : 
     121                 :   // helper to double check thar our char should be rendered as a selected char
     122                 :   bool
     123                 :   IsFrameInSelection(nsIFrame* aFrame);
     124                 : };
     125                 : 
     126                 : #endif /* nsMathMLmoFrame_h___ */

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