LCOV - code coverage report
Current view: directory - layout/xul/base/src/grid - nsGridCell.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 45 0 0.0 %
Date: 2012-06-02 Functions: 7 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 "nsGridCell.h"
      46                 : #include "nsFrame.h"
      47                 : #include "nsBox.h"
      48                 : #include "nsGridLayout2.h"
      49                 : 
      50                 : 
      51               0 : nsGridCell::nsGridCell():mBoxInColumn(nsnull),mBoxInRow(nsnull)
      52                 : {
      53               0 :     MOZ_COUNT_CTOR(nsGridCell);
      54               0 : }                                               
      55                 :         
      56               0 : nsGridCell::~nsGridCell()
      57                 : {
      58               0 :     MOZ_COUNT_DTOR(nsGridCell);
      59               0 : }
      60                 : 
      61                 : nsSize
      62               0 : nsGridCell::GetPrefSize(nsBoxLayoutState& aState)
      63                 : {
      64               0 :   nsSize sum(0,0);
      65                 : 
      66                 :   // take our 2 children and add them up.
      67                 :   // we are as wide as the widest child plus its left offset
      68                 :   // we are tall as the tallest child plus its top offset
      69                 : 
      70               0 :   if (mBoxInColumn) {
      71               0 :     nsSize pref = mBoxInColumn->GetPrefSize(aState);
      72                 : 
      73               0 :     nsBox::AddMargin(mBoxInColumn, pref);
      74               0 :     nsGridLayout2::AddOffset(aState, mBoxInColumn, pref);
      75                 : 
      76               0 :     nsBoxLayout::AddLargestSize(sum, pref);
      77                 :   }
      78                 : 
      79               0 :   if (mBoxInRow) {
      80               0 :     nsSize pref = mBoxInRow->GetPrefSize(aState);
      81                 : 
      82               0 :     nsBox::AddMargin(mBoxInRow, pref);
      83               0 :     nsGridLayout2::AddOffset(aState, mBoxInRow, pref);
      84                 : 
      85               0 :     nsBoxLayout::AddLargestSize(sum, pref);
      86                 :   }
      87                 : 
      88                 :   return sum;
      89                 : }
      90                 : 
      91                 : nsSize
      92               0 : nsGridCell::GetMinSize(nsBoxLayoutState& aState)
      93                 : {
      94               0 :   nsSize sum(0, 0);
      95                 : 
      96                 :   // take our 2 children and add them up.
      97                 :   // we are as wide as the widest child plus its left offset
      98                 :   // we are tall as the tallest child plus its top offset
      99                 : 
     100               0 :   if (mBoxInColumn) {
     101               0 :     nsSize min = mBoxInColumn->GetMinSize(aState);
     102                 : 
     103               0 :     nsBox::AddMargin(mBoxInColumn, min);
     104               0 :     nsGridLayout2::AddOffset(aState, mBoxInColumn, min);
     105                 : 
     106               0 :     nsBoxLayout::AddLargestSize(sum, min);
     107                 :   }
     108                 : 
     109               0 :   if (mBoxInRow) {
     110               0 :     nsSize min = mBoxInRow->GetMinSize(aState);
     111                 : 
     112               0 :     nsBox::AddMargin(mBoxInRow, min);
     113               0 :     nsGridLayout2::AddOffset(aState, mBoxInRow, min);
     114                 : 
     115               0 :     nsBoxLayout::AddLargestSize(sum, min);
     116                 :   }
     117                 : 
     118                 :   return sum;
     119                 : }
     120                 : 
     121                 : nsSize
     122               0 : nsGridCell::GetMaxSize(nsBoxLayoutState& aState)
     123                 : {
     124               0 :   nsSize sum(NS_INTRINSICSIZE, NS_INTRINSICSIZE);
     125                 : 
     126                 :   // take our 2 children and add them up.
     127                 :   // we are as wide as the smallest child plus its left offset
     128                 :   // we are tall as the shortest child plus its top offset
     129                 : 
     130               0 :   if (mBoxInColumn) {
     131               0 :     nsSize max = mBoxInColumn->GetMaxSize(aState);
     132                 :  
     133               0 :     nsBox::AddMargin(mBoxInColumn, max);
     134               0 :     nsGridLayout2::AddOffset(aState, mBoxInColumn, max);
     135                 : 
     136               0 :     nsBoxLayout::AddSmallestSize(sum, max);
     137                 :   }
     138                 : 
     139               0 :   if (mBoxInRow) {
     140               0 :     nsSize max = mBoxInRow->GetMaxSize(aState);
     141                 : 
     142               0 :     nsBox::AddMargin(mBoxInRow, max);
     143               0 :     nsGridLayout2::AddOffset(aState, mBoxInRow, max);
     144                 : 
     145               0 :     nsBoxLayout::AddSmallestSize(sum, max);
     146                 :   }
     147                 : 
     148                 :   return sum;
     149                 : }
     150                 : 
     151                 : 
     152                 : bool
     153               0 : nsGridCell::IsCollapsed()
     154                 : {
     155               0 :   return ((mBoxInColumn && mBoxInColumn->IsCollapsed()) ||
     156               0 :           (mBoxInRow && mBoxInRow->IsCollapsed()));
     157                 : }
     158                 : 
     159                 : 

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