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116 lines
3.0 KiB
C++
116 lines
3.0 KiB
C++
/*
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Copyright © 2015-2018 by The qTox Project Contributors
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This file is part of qTox, a Qt-based graphical interface for Tox.
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qTox is libre software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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qTox is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with qTox. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SETTINGSSERIALIZER_H
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#define SETTINGSSERIALIZER_H
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#include "src/core/toxencrypt.h"
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#include <QDataStream>
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#include <QSettings>
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#include <QString>
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#include <QVector>
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class SettingsSerializer
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{
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public:
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SettingsSerializer(QString filePath, const ToxEncrypt* passKey = nullptr);
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static bool isSerializedFormat(QString filePath);
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void load();
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void save();
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void beginGroup(const QString& prefix);
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void endGroup();
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int beginReadArray(const QString& prefix);
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void beginWriteArray(const QString& prefix, int size = -1);
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void endArray();
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void setArrayIndex(int i);
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void setValue(const QString& key, const QVariant& value);
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QVariant value(const QString& key, const QVariant& defaultValue = QVariant()) const;
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private:
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enum class RecordTag : uint8_t
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{
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Value = 0,
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GroupStart = 1,
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ArrayStart = 2,
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ArrayValue = 3,
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ArrayEnd = 4,
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};
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friend QDataStream& writeStream(QDataStream& dataStream, const SettingsSerializer::RecordTag& tag);
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friend QDataStream& readStream(QDataStream& dataStream, SettingsSerializer::RecordTag& tag);
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struct Value
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{
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Value()
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: group{-2}
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, array{-2}
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, arrayIndex{-2}
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, key{QString()}
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, value{}
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{
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}
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Value(qint64 group, qint64 array, int arrayIndex, QString key, QVariant value)
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: group{group}
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, array{array}
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, arrayIndex{arrayIndex}
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, key{key}
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, value{value}
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{
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}
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qint64 group;
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qint64 array;
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int arrayIndex;
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QString key;
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QVariant value;
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};
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struct Array
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{
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qint64 group;
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int size;
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QString name;
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QVector<int> values;
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};
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private:
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const Value* findValue(const QString& key) const;
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Value* findValue(const QString& key);
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void readSerialized();
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void readIni();
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void removeValue(const QString& key);
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void removeGroup(int group);
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void writePackedVariant(QDataStream& dataStream, const QVariant& v);
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private:
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QString path;
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const ToxEncrypt* passKey;
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int group, array, arrayIndex;
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QStringList groups;
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QVector<Array> arrays;
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QVector<Value> values;
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static const char magic[];
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};
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#endif // SETTINGSSERIALIZER_H
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