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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QSETTINGS_H
#define QSETTINGS_H
#include <QtCore/qobject.h>
#include <QtCore/qvariant.h>
#include <QtCore/qstring.h>
#include <QtCore/qscopedpointer.h>
QT_REQUIRE_CONFIG(settings);
#include <ctype.h>
QT_BEGIN_NAMESPACE
#ifdef Status // we seem to pick up a macro Status --> int somewhere
#undef Status
#endif
class QIODevice;
class QSettingsPrivate;
#ifndef QT_NO_QOBJECT
class Q_CORE_EXPORT QSettings : public QObject
#else
class Q_CORE_EXPORT QSettings
#endif
{
#ifndef QT_NO_QOBJECT
Q_OBJECT
#else
QScopedPointer<QSettingsPrivate> d_ptr;
#endif
Q_DECLARE_PRIVATE(QSettings)
public:
enum Status {
NoError = 0,
AccessError,
FormatError
};
#ifndef QT_NO_QOBJECT
Q_ENUM(Status)
#endif
enum Format {
NativeFormat,
IniFormat,
#if defined(Q_OS_WIN) || defined(Q_CLANG_QDOC)
Registry32Format,
Registry64Format,
#endif
InvalidFormat = 16,
CustomFormat1,
CustomFormat2,
CustomFormat3,
CustomFormat4,
CustomFormat5,
CustomFormat6,
CustomFormat7,
CustomFormat8,
CustomFormat9,
CustomFormat10,
CustomFormat11,
CustomFormat12,
CustomFormat13,
CustomFormat14,
CustomFormat15,
CustomFormat16
};
#ifndef QT_NO_QOBJECT
Q_ENUM(Format)
#endif
enum Scope {
UserScope,
SystemScope
};
#ifndef QT_NO_QOBJECT
Q_ENUM(Scope)
#endif
#ifndef QT_NO_QOBJECT
explicit QSettings(const QString &organization,
const QString &application = QString(), QObject *parent = nullptr);
QSettings(Scope scope, const QString &organization,
const QString &application = QString(), QObject *parent = nullptr);
QSettings(Format format, Scope scope, const QString &organization,
const QString &application = QString(), QObject *parent = nullptr);
QSettings(const QString &fileName, Format format, QObject *parent = nullptr);
explicit QSettings(QObject *parent = nullptr);
explicit QSettings(Scope scope, QObject *parent = nullptr);
#else
explicit QSettings(const QString &organization,
const QString &application = QString());
QSettings(Scope scope, const QString &organization,
const QString &application = QString());
QSettings(Format format, Scope scope, const QString &organization,
const QString &application = QString());
QSettings(const QString &fileName, Format format);
explicit QSettings(Scope scope = UserScope);
#endif
~QSettings();
void clear();
void sync();
Status status() const;
bool isAtomicSyncRequired() const;
void setAtomicSyncRequired(bool enable);
#if QT_CORE_REMOVED_SINCE(6, 4)
void beginGroup(const QString &prefix);
#endif
void beginGroup(QAnyStringView prefix);
void endGroup();
QString group() const;
#if QT_CORE_REMOVED_SINCE(6, 4)
int beginReadArray(const QString &prefix);
void beginWriteArray(const QString &prefix, int size = -1);
#endif
int beginReadArray(QAnyStringView prefix);
void beginWriteArray(QAnyStringView prefix, int size = -1);
void endArray();
void setArrayIndex(int i);
QStringList allKeys() const;
QStringList childKeys() const;
QStringList childGroups() const;
bool isWritable() const;
#if QT_CORE_REMOVED_SINCE(6, 4)
void setValue(const QString &key, const QVariant &value);
QVariant value(const QString &key, const QVariant &defaultValue) const;
QVariant value(const QString &key) const;
#endif
void setValue(QAnyStringView key, const QVariant &value);
QVariant value(QAnyStringView key, const QVariant &defaultValue) const;
QVariant value(QAnyStringView key) const;
#if QT_CORE_REMOVED_SINCE(6, 4)
void remove(const QString &key);
bool contains(const QString &key) const;
#endif
void remove(QAnyStringView key);
bool contains(QAnyStringView key) const;
void setFallbacksEnabled(bool b);
bool fallbacksEnabled() const;
QString fileName() const;
Format format() const;
Scope scope() const;
QString organizationName() const;
QString applicationName() const;
static void setDefaultFormat(Format format);
static Format defaultFormat();
static void setPath(Format format, Scope scope, const QString &path);
typedef QMap<QString, QVariant> SettingsMap;
typedef bool (*ReadFunc)(QIODevice &device, SettingsMap &map);
typedef bool (*WriteFunc)(QIODevice &device, const SettingsMap &map);
static Format registerFormat(const QString &extension, ReadFunc readFunc, WriteFunc writeFunc,
Qt::CaseSensitivity caseSensitivity = Qt::CaseSensitive);
protected:
#ifndef QT_NO_QOBJECT
bool event(QEvent *event) override;
#endif
private:
Q_DISABLE_COPY(QSettings)
};
QT_END_NAMESPACE
#endif // QSETTINGS_H
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