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Diffstat (limited to 'examples/tutorials/modelview/5_edit/mymodel.cpp')
-rwxr-xr-x | examples/tutorials/modelview/5_edit/mymodel.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/examples/tutorials/modelview/5_edit/mymodel.cpp b/examples/tutorials/modelview/5_edit/mymodel.cpp new file mode 100755 index 0000000..6007da1 --- /dev/null +++ b/examples/tutorials/modelview/5_edit/mymodel.cpp @@ -0,0 +1,104 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [quoting mymodel_d] +#include "mymodel.h" + +const int COLS= 3; +const int ROWS= 2; + +MyModel::MyModel(QObject *parent) + :QAbstractTableModel(parent) +{ + //gridData needs to have 6 element, one for each table cell + m_gridData << "1/1" << "1/2" << "1/3" << "2/1" << "2/2" << "2/3" ; +} +//! [quoting mymodel_d] + +//! [quoting mymodel_e] +//------------------------------------------------------- +int MyModel::rowCount(const QModelIndex & /*parent*/ ) const +{ + return ROWS; +} + +//------------------------------------------------------- +int MyModel::columnCount(const QModelIndex & /*parent*/ ) const +{ + return COLS; +} + +//------------------------------------------------------- +QVariant MyModel::data(const QModelIndex &index, int role ) const +{ + if(role == Qt::DisplayRole) + { + return m_gridData[modelIndexToOffset(index)]; + } + return QVariant(); +} +//! [quoting mymodel_e] + +//----------------------------------------------------------------- + +//! [quoting mymodel_f] +bool MyModel::setData ( const QModelIndex & index, const QVariant & value, int role ) +{ + if(role == Qt::EditRole) + { + m_gridData[modelIndexToOffset(index)] = value.toString(); + emit editCompleted(m_gridData.join(" | ") ); + } + return true; +} + +//----------------------------------------------------------------- +Qt::ItemFlags MyModel::flags ( const QModelIndex & /*index*/ ) const +{ + return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled ; +} + +//----------------------------------------------------------------- +//convert row and column information to array offset +int MyModel::modelIndexToOffset(const QModelIndex & index) const +{ + return index.row()*COLS + index.column(); +} +//! [quoting mymodel_f] |