kde-playground/kcachegrind/qcachegrind/qcgconfig.cpp
2015-03-04 07:38:41 +00:00

98 lines
2.5 KiB
C++

/* This file is part of KCachegrind.
Copyright (C) 2002, 2003 Josef Weidendorfer <Josef.Weidendorfer@gmx.de>
KCachegrind is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation, version 2.
This program 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/*
* Configuration for QCachegrind
*/
#include "qcgconfig.h"
#include <QSettings>
#include "tracedata.h"
#include "traceitemview.h"
//
// QCGConfigGroup
//
QCGConfigGroup::QCGConfigGroup(QSettings* settings, QString prefix,
bool readOnly)
{
_settings = settings;
_prefix = prefix;
_readOnly = readOnly;
}
QCGConfigGroup::~QCGConfigGroup()
{}
void QCGConfigGroup::setValue(const QString& key, const QVariant& value,
const QVariant& defaultValue)
{
if ((_settings == 0) || _readOnly) return;
QString fullKey = QString("%1/%2").arg(_prefix).arg(key);
if (value == defaultValue)
_settings->remove(fullKey);
else
_settings->setValue(fullKey, value);
}
QVariant QCGConfigGroup::value(const QString& key,
const QVariant& defaultValue) const
{
if (_settings == 0) return defaultValue;
QString fullKey = QString("%1/%2").arg(_prefix).arg(key);
return _settings->value(fullKey, defaultValue);
}
//
// QCGConfigStorage
//
QCGConfigStorage::QCGConfigStorage()
{
_settings = new QSettings;
}
QCGConfigStorage::~QCGConfigStorage()
{
delete _settings;
}
ConfigGroup* QCGConfigStorage::getGroup(const QString& group,
const QString& optSuffix)
{
// for writing
if (optSuffix.isEmpty())
return new QCGConfigGroup(_settings, group, false);
// for reading
QStringList gList = _settings->childGroups();
if (gList.contains(group+optSuffix))
return new QCGConfigGroup(_settings, group + optSuffix, true);
else if (gList.contains(group))
return new QCGConfigGroup(_settings, group, true);
// requested group does not exist, return only default values
return new QCGConfigGroup(0, QString::null, true);
}