src/ui/uiStyleModel.cpp

   1 /*
   2 Qanava - Graph drawing library for QT
   3 Copyright (C) 2006 Benoit AUTHEMAN
   4
   5 This library is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU Lesser General Public
   7 License as published by the Free Software Foundation; either
   8 version 2.1 of the License, or (at your option) any later version.
   9
  10 This library is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public
  16 License along with this library; if not, write to the Free Software
  17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  18 */
  19
  20 //-----------------------------------------------------------------------------
  21 // This file is a part of the Mysire software.
  22 //
  23 // \file        uiStyleItemModel.cpp
  24 // \author      Benoit Autheman (benoit@libqanava.org)
  25 // \date        2006 January 04
  26 //-----------------------------------------------------------------------------
  27
  28
  29 // Qanava headers
  30 #include "./uiStyleModel.h"
  31
  32
  33 namespace qan { // ::qan
  34 namespace ui  { // ::qan::ui
  35
  36
  37 //-----------------------------------------------------------------------------
  38         StyleItemModel::StyleItemModel( Style& style, QObject *parent ) :
  39         QAbstractItemModel( parent ),
  40         _style( style )
  41 {
  42
  43 }
  44 //-----------------------------------------------------------------------------
  45
  46
  47
  48 /* Qt Model Interface *///-----------------------------------------------------
  49 QVariant        StyleItemModel::data( const QModelIndex &index, int role ) const
  50 {
  51         if ( !index.isValid( ) )
  52                 return QVariant( "index invalid" );
  53
  54         QVariant d;
  55
  56         if ( ( role == Qt::FontRole ) && ( index.column( ) == 0 ) )
  57         {
  58                 QFont font;
  59                 font.setWeight( QFont::Bold );
  60                 d = font;
  61         }
  62
  63         if ( role == Qt::DisplayRole )
  64         {
  65                 if ( index.column( ) == 0 )
  66                 {
  67                         d =     QString( "ATTR NAME" );
  68                 }
  69                 else if ( index.column( ) == 1 )
  70                 {
  71                         d = QString( "FIXME: StyleItemModel::data()!" );
  72                 }
  73         }
  74
  75         return d;
  76 }
  77
  78 bool    StyleItemModel::hasChildren( const QModelIndex & parent ) const
  79 {
  80         return false; // No hierarchy for articles
  81 }
  82
  83 Qt::ItemFlags   StyleItemModel::flags( const QModelIndex &index ) const
  84 {
  85         if ( !index.isValid( ) )
  86                 return Qt::ItemIsEnabled;
  87
  88         if ( index.column( ) == 0 )
  89                 return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
  90         else if ( index.column( ) == 1 )
  91                 return Qt::ItemIsEnabled | Qt::ItemIsEditable;
  92
  93         return Qt::ItemIsEnabled;
  94 }
  95
  96 QVariant        StyleItemModel::headerData( int section, Qt::Orientation orientation, int role ) const
  97 {
  98         if ( orientation == Qt::Horizontal && role == Qt::DisplayRole )
  99         {
 100                 if ( section == 0 )
 101                         return QString( "Property" );
 102                 else if ( section == 1 )
 103                         return QString( "Value" );
 104         }
 105         return QVariant( );
 106 }
 107
 108 QModelIndex     StyleItemModel::index( int row, int column, const QModelIndex &parent ) const
 109 {
 110         if ( !parent.isValid( ) )
 111         {
 112                 const void* internalPointer = 0;
 113                 int internalId = 0;
 114
 115                 //Style::Attribute* attribute = _style.getAttributeManager( ).get( row );
 116                 //if ( attribute != 0 )
 117                 //{
 118                         if ( column == 0 )
 119                                 internalId = 100 + row;
 120                         else if ( column == 1 )
 121                                 internalId = 200 + row;
 122                                 // FIXME internalPointer = 200 + row; // FIXME attribute;
 123                 //}
 124
 125                 if ( internalPointer != 0 )
 126                         return createIndex( row, column, const_cast< void* >( internalPointer ) );
 127                 else if ( internalId != 0 )
 128                         return createIndex( row, column, internalId );
 129         }
 130         return QModelIndex( );
 131 }
 132
 133 QModelIndex     StyleItemModel::parent( const QModelIndex &index ) const
 134 {
 135         return QModelIndex( ); // No hierarchy for articles
 136 }
 137
 138 int     StyleItemModel::rowCount( const QModelIndex& parent ) const
 139 {
 140         return _style.size( );
 141 }
 142
 143 int     StyleItemModel::columnCount( const QModelIndex& parent ) const
 144 {
 145         return 2;
 146 }
 147 //-----------------------------------------------------------------------------
 148
 149
 150 } // ::qan::ui
 151 } // ::qan