kdelibs/kdeui/tests/proxymodeltestsuite/modeldumper.cpp
2014-11-13 01:04:59 +02:00

98 lines
2.9 KiB
C++

/*
Copyright (C) 2010 Klarälvdalens Datakonsult AB,
a KDAB Group company, info@kdab.net,
author Stephen Kelly <stephen@kdab.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "modeldumper.h"
#include <QAbstractItemModel>
ModelDumper::ModelDumper()
{
}
static int num;
void ModelDumper::dumpModel(const QAbstractItemModel * const model, QIODevice* device) const
{
num = 1;
device->write(dumpLevel(model, QModelIndex(), 1).toLatin1());
}
QString ModelDumper::dumpModel(const QAbstractItemModel * const model) const
{
num = 1;
return dumpLevel(model, QModelIndex(), 1);
}
QString ModelDumper::dumpTree(const QAbstractItemModel* const model, const QModelIndex& index) const
{
num = 1;
return dumpLevel(model, index, 1);
}
QString ModelDumper::dumpTree(const QAbstractItemModel* const model, const QModelIndex& index, int start, int end) const
{
num = 1;
return dumpLevel(model, index, 1, start, end);
}
void ModelDumper::dumpTree(const QAbstractItemModel* const model, QIODevice *device, const QModelIndex& index) const
{
num = 1;
device->write(dumpLevel(model, index, 1).toLatin1());
}
void ModelDumper::dumpTree(const QAbstractItemModel* const model, QIODevice* device, const QModelIndex& index, int start, int end) const
{
num = 1;
device->write(dumpLevel(model, index, 1, start, end).toLatin1());
}
QString ModelDumper::dumpLevel(const QAbstractItemModel * const model, const QModelIndex& parent, int level) const
{
const int rowCount = model->rowCount(parent);
return dumpLevel(model, parent, level, 0, rowCount - 1);
}
QString ModelDumper::dumpLevel(const QAbstractItemModel* const model, const QModelIndex &parent, int level, int start, int end) const
{
QString lines;
for (int row = start; row <= end; ++row)
{
QString line;
line.append("\"");
for (int l = 0; l < level; ++l)
line.append("- ");
line.append(QString::number(num++));
line.append("\"");
line.append("\n");
lines.append(line);
static const int column = 0;
const QModelIndex idx = model->index(row, column, parent);
if (model->hasChildren(idx))
lines.append(dumpLevel(model, idx, level + 1));
}
return lines;
}