overte/libraries/shared/src/SettingManager.h
2018-09-21 15:46:35 -07:00

77 lines
2.1 KiB
C++

//
// SettingManager.h
//
//
// Created by Clement on 2/2/15.
// Copyright 2015 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_SettingManager_h
#define hifi_SettingManager_h
#include <QtCore/QPointer>
#include <QtCore/QSettings>
#include <QtCore/QTimer>
#include <QtCore/QUuid>
#include "DependencyManager.h"
#include "shared/ReadWriteLockable.h"
namespace Setting {
class Interface;
class Manager : public QObject, public ReadWriteLockable, public Dependency {
Q_OBJECT
public:
void customDeleter() override;
// thread-safe proxies into QSettings
QString fileName() const;
void remove(const QString &key);
QStringList childGroups() const;
QStringList childKeys() const;
QStringList allKeys() const;
bool contains(const QString &key) const;
int beginReadArray(const QString &prefix);
void beginGroup(const QString &prefix);
void beginWriteArray(const QString &prefix, int size = -1);
void endArray();
void endGroup();
void setArrayIndex(int i);
void setValue(const QString &key, const QVariant &value);
QVariant value(const QString &key, const QVariant &defaultValue = QVariant()) const;
protected:
~Manager();
void registerHandle(Interface* handle);
void removeHandle(const QString& key);
void loadSetting(Interface* handle);
void saveSetting(Interface* handle);
private slots:
void startTimer();
void stopTimer();
void saveAll();
private:
QHash<QString, Interface*> _handles;
QPointer<QTimer> _saveTimer = nullptr;
const QVariant UNSET_VALUE { QUuid::createUuid() };
QHash<QString, QVariant> _pendingChanges;
friend class Interface;
friend void cleanupSettingsSaveThread();
friend void setupSettingsSaveThread();
QSettings _qSettings;
};
}
#endif // hifi_SettingManager_h