|  | Home · All Namespaces · All Classes · Main Classes · Grouped Classes · Modules · Functions |

# tablemodel.cpp Example File
itemviews/addressbook/tablemodel.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2008-2008 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** This file may be used under the terms of the GNU General Public
     ** License versions 2.0 or 3.0 as published by the Free Software
     ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
     ** included in the packaging of this file.  Alternatively you may (at
     ** your option) use any later version of the GNU General Public
     ** License if such license has been publicly approved by Trolltech ASA
     ** (or its successors, if any) and the KDE Free Qt Foundation. In
     ** addition, as a special exception, Trolltech gives you certain
     ** additional rights. These rights are described in the Trolltech GPL
     ** Exception version 1.2, which can be found at
     ** http://www.trolltech.com/products/qt/gplexception/ and in the file
     ** GPL_EXCEPTION.txt in this package.
     **
     ** Please review the following information to ensure GNU General
     ** Public Licensing requirements will be met:
     ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
     ** you are unsure which license is appropriate for your use, please
     ** review the following information:
     ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
     ** or contact the sales department at sales@trolltech.com.
     **
     ** In addition, as a special exception, Trolltech, as the sole
     ** copyright holder for Qt Designer, grants users of the Qt/Eclipse
     ** Integration plug-in the right for the Qt/Eclipse Integration to
     ** link to functionality provided by Qt Designer and its related
     ** libraries.
     **
     ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
     ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
     ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
     ** granted herein.
     **
     ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
     ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
     **
     ****************************************************************************/

     #include "tablemodel.h"

     TableModel::TableModel(QObject *parent)
         : QAbstractTableModel(parent)
     {
     }

     TableModel::TableModel(QList< QPair<QString, QString> > pairs, QObject *parent)
         : QAbstractTableModel(parent)
     {
         listOfPairs=pairs;
     }

     int TableModel::rowCount(const QModelIndex &parent) const
     {
         Q_UNUSED(parent);
         return listOfPairs.size();
     }

     int TableModel::columnCount(const QModelIndex &parent) const
     {
         Q_UNUSED(parent);
         return 2;
     }

     QVariant TableModel::data(const QModelIndex &index, int role) const
     {
         if (!index.isValid())
             return QVariant();

         if (index.row() >= listOfPairs.size() || index.row() < 0)
             return QVariant();

         if (role == Qt::DisplayRole) {
             QPair<QString, QString> pair = listOfPairs.at(index.row());

             if (index.column() == 0)
                 return pair.first;
             else if (index.column() == 1)
                 return pair.second;
         }
         return QVariant();
     }

     QVariant TableModel::headerData(int section, Qt::Orientation orientation, int role) const
     {
         if (role != Qt::DisplayRole)
             return QVariant();

         if (orientation == Qt::Horizontal) {
             switch (section) {
                 case 0:
                     return tr("Name");

                 case 1:
                     return tr("Address");

                 default:
                     return QVariant();
             }
         }
         return QVariant();
     }

     bool TableModel::insertRows(int position, int rows, const QModelIndex &index)
     {
         Q_UNUSED(index);
         beginInsertRows(QModelIndex(), position, position+rows-1);

         for (int row=0; row < rows; row++) {
             QPair<QString, QString> pair(" ", " ");
             listOfPairs.insert(position, pair);
         }

         endInsertRows();
         return true;
     }

     bool TableModel::removeRows(int position, int rows, const QModelIndex &index)
     {
         Q_UNUSED(index);
         beginRemoveRows(QModelIndex(), position, position+rows-1);

         for (int row=0; row < rows; ++row) {
             listOfPairs.removeAt(position);
         }

         endRemoveRows();
         return true;
     }

     bool TableModel::setData(const QModelIndex &index, const QVariant &value, int role)
     {
             if (index.isValid() && role == Qt::EditRole) {
                     int row = index.row();

                     QPair<QString, QString> p = listOfPairs.value(row);

                     if (index.column() == 0)
                             p.first = value.toString();
                     else if (index.column() == 1)
                             p.second = value.toString();
             else
                 return false;

             listOfPairs.replace(row, p);
                     emit(dataChanged(index, index));

             return true;
             }

             return false;
     }

     Qt::ItemFlags TableModel::flags(const QModelIndex &index) const
     {
         if (!index.isValid())
             return Qt::ItemIsEnabled;

         return QAbstractTableModel::flags(index) | Qt::ItemIsEditable;
     }

     QList< QPair<QString, QString> > TableModel::getList()
     {
         return listOfPairs;
     }