LCOV - code coverage report
Current view: directory - layout/xul/base/src/grid - nsGridRowLeafFrame.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 41 0 0.0 %
Date: 2012-06-02 Functions: 4 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 Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : //
      39                 : // Eric Vaughan
      40                 : // Netscape Communications
      41                 : //
      42                 : // See documentation in associated header file
      43                 : //
      44                 : 
      45                 : #include "nsGridRowLeafFrame.h"
      46                 : #include "nsGridRowLeafLayout.h"
      47                 : #include "nsGridRow.h"
      48                 : #include "nsBoxLayoutState.h"
      49                 : #include "nsGridLayout2.h"
      50                 : 
      51                 : already_AddRefed<nsBoxLayout> NS_NewGridRowLeafLayout();
      52                 : 
      53                 : nsIFrame*
      54               0 : NS_NewGridRowLeafFrame(nsIPresShell* aPresShell,
      55                 :                        nsStyleContext* aContext)
      56                 : {
      57               0 :   nsCOMPtr<nsBoxLayout> layout = NS_NewGridRowLeafLayout();
      58               0 :   if (!layout) {
      59               0 :     return nsnull;
      60                 :   }
      61                 :   
      62                 :   return new (aPresShell) nsGridRowLeafFrame(aPresShell, aContext, false,
      63               0 :                                              layout);
      64                 : }
      65                 : 
      66               0 : NS_IMPL_FRAMEARENA_HELPERS(nsGridRowLeafFrame)
      67                 : 
      68                 : /*
      69                 :  * Our border and padding could be affected by our columns or rows.
      70                 :  * Let's go check it out.
      71                 :  */
      72                 : NS_IMETHODIMP
      73               0 : nsGridRowLeafFrame::GetBorderAndPadding(nsMargin& aBorderAndPadding)
      74                 : {
      75                 :   // if our columns have made our padding larger add it in.
      76               0 :   nsresult rv = nsBoxFrame::GetBorderAndPadding(aBorderAndPadding);
      77                 : 
      78               0 :   nsIGridPart* part = nsGrid::GetPartFromBox(this);
      79               0 :   if (!part)
      80               0 :     return rv;
      81                 :     
      82               0 :   PRInt32 index = 0;
      83               0 :   nsGrid* grid = part->GetGrid(this, &index);
      84                 : 
      85               0 :   if (!grid) 
      86               0 :     return rv;
      87                 : 
      88               0 :   bool isHorizontal = IsHorizontal();
      89                 : 
      90               0 :   nsBoxLayoutState state(PresContext());
      91                 : 
      92               0 :   PRInt32 firstIndex = 0;
      93               0 :   PRInt32 lastIndex = 0;
      94               0 :   nsGridRow* firstRow = nsnull;
      95               0 :   nsGridRow* lastRow = nsnull;
      96               0 :   grid->GetFirstAndLastRow(state, firstIndex, lastIndex, firstRow, lastRow, isHorizontal);
      97                 : 
      98                 :   // only the first and last rows can be affected.
      99               0 :   if (firstRow && firstRow->GetBox() == this) {
     100                 :     
     101               0 :     nscoord top = 0;
     102               0 :     nscoord bottom = 0;
     103               0 :     grid->GetRowOffsets(state, firstIndex, top, bottom, isHorizontal);
     104                 : 
     105               0 :     if (isHorizontal) {
     106               0 :       if (top > aBorderAndPadding.top)
     107               0 :         aBorderAndPadding.top = top;
     108                 :     } else {
     109               0 :       if (top > aBorderAndPadding.left)
     110               0 :         aBorderAndPadding.left = top;
     111                 :     } 
     112                 :   }
     113                 : 
     114               0 :   if (lastRow && lastRow->GetBox() == this) {
     115                 :     
     116               0 :     nscoord top = 0;
     117               0 :     nscoord bottom = 0;
     118               0 :     grid->GetRowOffsets(state, lastIndex, top, bottom, isHorizontal);
     119                 : 
     120               0 :     if (isHorizontal) {
     121               0 :       if (bottom > aBorderAndPadding.bottom)
     122               0 :         aBorderAndPadding.bottom = bottom;
     123                 :     } else {
     124               0 :       if (bottom > aBorderAndPadding.right)
     125               0 :         aBorderAndPadding.right = bottom;
     126                 :     }
     127                 :     
     128                 :   }  
     129                 :   
     130               0 :   return rv;
     131                 : }
     132                 : 
     133                 : 

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