Clementine-audio-player-Mac.../src/core/settingsprovider.h

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/* This file is part of Clementine.
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Copyright 2010, David Sansome <davidsansome@gmail.com>
Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
Clementine 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, either version 3 of the License, or
(at your option) any later version.
Clementine 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 Clementine. If not, see <http://www.gnu.org/licenses/>.
*/
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#ifndef CORE_SETTINGSPROVIDER_H_
#define CORE_SETTINGSPROVIDER_H_
#include <QVariant>
#include <QSettings>
class SettingsProvider {
public:
SettingsProvider();
virtual ~SettingsProvider() {}
virtual void set_group(const char* group) = 0;
virtual QVariant value(const QString& key,
const QVariant& default_value = QVariant()) const = 0;
virtual void setValue(const QString& key, const QVariant& value) = 0;
virtual int beginReadArray(const QString& prefix) = 0;
virtual void beginWriteArray(const QString& prefix, int size = -1) = 0;
virtual void setArrayIndex(int i) = 0;
virtual void endArray() = 0;
};
class DefaultSettingsProvider : public SettingsProvider {
public:
DefaultSettingsProvider();
void set_group(const char* group);
QVariant value(const QString& key,
const QVariant& default_value = QVariant()) const;
void setValue(const QString& key, const QVariant& value);
int beginReadArray(const QString& prefix);
void beginWriteArray(const QString& prefix, int size = -1);
void setArrayIndex(int i);
void endArray();
private:
QSettings backend_;
};
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#endif // CORE_SETTINGSPROVIDER_H_