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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QSettingsPrivate Class Referenceabstract

#include <qsettings_p.h>

Inheritance diagram for QSettingsPrivate:
Collaboration diagram for QSettingsPrivate:

Public Types

enum  ChildSpec { AllKeys , ChildKeys , ChildGroups }
Public Types inherited from QObjectPrivate
typedef void(* StaticMetaCallFunction) (QObject *, QMetaObject::Call, int, void **)
using ConnectionDataPointer = QExplicitlySharedDataPointer<ConnectionData>

Public Member Functions

 QSettingsPrivate (QSettings::Format format)
 QSettingsPrivate (QSettings::Format format, QSettings::Scope scope, const QString &organization, const QString &application)
virtual ~QSettingsPrivate ()
virtual void remove (const QString &key)=0
virtual void set (const QString &key, const QVariant &value)=0
virtual std::optional< QVariant > get (const QString &key) const =0
virtual QStringList children (const QString &prefix, ChildSpec spec) const =0
virtual void clear ()=0
virtual void sync ()=0
virtual void flush ()=0
virtual bool isWritable () const =0
virtual QString fileName () const =0
QVariant value (QAnyStringView key, const QVariant *defaultValue) const
QString actualKey (QAnyStringView key) const
void beginGroupOrArray (const QSettingsGroup &group)
void setStatus (QSettings::Status status) const
void requestUpdate ()
void update ()
Public Member Functions inherited from QObjectPrivate
void ensureExtraData ()
void setObjectNameWithoutBindings (const QString &name)
 QObjectPrivate (decltype(QObjectPrivateVersion) version=QObjectPrivateVersion)
virtual ~QObjectPrivate ()
void deleteChildren ()
void clearBindingStorage ()
void setParent_helper (QObject *)
void moveToThread_helper ()
void setThreadData_helper (QThreadData *currentData, QThreadData *targetData, QBindingStatus *status)
QObjectList receiverList (const char *signal) const
void ensureConnectionData ()
void addConnection (int signal, Connection *c)
int signalIndex (const char *signalName, const QMetaObject **meta=nullptr) const
bool isSignalConnected (uint signalIdx, bool checkDeclarative=true) const
bool maybeSignalConnected (uint signalIndex) const
bool isDeclarativeSignalConnected (uint signalIdx) const
void connectNotify (const QMetaMethod &signal)
void disconnectNotify (const QMetaMethod &signal)
void reinitBindingStorageAfterThreadMove ()
virtual std::string flagsForDumping () const
virtual void writeToDebugStream (QDebug &) const
QtPrivate::QPropertyAdaptorSlotObject * getPropertyAdaptorSlotObject (const QMetaProperty &property)
Public Member Functions inherited from QObjectData
 QObjectData ()=default
virtual ~QObjectData ()=0
const QMetaObject * dynamicMetaObject () const

Static Public Member Functions

static QString normalizedKey (QAnyStringView key)
static QSettingsPrivate * create (QSettings::Format format, QSettings::Scope scope, const QString &organization, const QString &application)
static QSettingsPrivate * create (const QString &fileName, QSettings::Format format)
static void processChild (QStringView key, ChildSpec spec, QStringList &result)
static QStringList variantListToStringList (const QVariantList &l)
static QVariant stringListToVariantList (const QStringList &l)
static QString variantToString (const QVariant &v)
static QVariant stringToVariant (const QString &s)
static void iniEscapedKey (const QString &key, QByteArray &result)
static bool iniUnescapedKey (QByteArrayView key, QString &result)
static void iniEscapedString (const QString &str, QByteArray &result)
static void iniEscapedStringList (const QStringList &strs, QByteArray &result)
static bool iniUnescapedStringList (QByteArrayView str, QString &stringResult, QStringList &stringListResult)
static QStringList splitArgs (const QString &s, qsizetype idx)
Static Public Member Functions inherited from QObjectPrivate
static bool removeConnection (Connection *c)
static QObjectPrivate * get (QObject *o)
static const QObjectPrivate * get (const QObject *o)
template<typename Func1, typename Func2>
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot, Qt::ConnectionType type=Qt::AutoConnection)
template<typename Func1, typename Func2>
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiverPrivate, Func2 slot)
static QMetaObject::Connection connectImpl (const QObject *sender, int signal_index, const QObject *receiver, void **slot, QtPrivate::QSlotObjectBase *slotObj, int type, const int *types, const QMetaObject *senderMetaObject)
static QMetaObject::Connection connect (const QObject *sender, int signal_index, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
static QMetaObject::Connection connect (const QObject *sender, int signal_index, const QObject *receiver, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type)
static bool disconnect (const QObject *sender, int signal_index, void **slot)
static bool disconnect (const QObject *sender, int signal_index, const QObject *receiver, void **slot)

Public Attributes

QSettings::Format format
QSettings::Scope scope
QString organizationName
QString applicationName
Public Attributes inherited from QObjectPrivate
ExtraData * extraData
QAtomicPointer< QThreadData > threadData
QAtomicPointer< ConnectionData > connections
union { 
   QObject *   currentChildBeingDeleted 
   QAbstractDeclarativeData *   declarativeData 
}; 
QAtomicPointer< QtSharedPointer::ExternalRefCountData > sharedRefcount
Public Attributes inherited from QObjectData
QObject * q_ptr
QObject * parent
QObjectList children
uint isWidget: 1
uint blockSig: 1
uint wasDeleted: 1
uint isDeletingChildren: 1
uint sendChildEvents: 1
uint receiveChildEvents: 1
uint isWindow: 1
uint deleteLaterCalled: 1
uint isQuickItem: 1
uint willBeWidget: 1
uint wasWidget: 1
uint receiveParentEvents: 1
uint unused: 20
QAtomicInt postedEvents
QDynamicMetaObjectData * metaObject
QBindingStorage bindingStorage

Protected Attributes

QStack< QSettingsGroup > groupStack
QString groupPrefix
bool fallbacks
bool pendingChanges
bool atomicSyncOnly = true
QSettings::Status status

Detailed Description

Definition at line 148 of file qsettings_p.h.

Member Enumeration Documentation

◆ ChildSpec

enum QSettingsPrivate::ChildSpec
Enumerator
AllKeys 
ChildKeys 
ChildGroups 

Definition at line 168 of file qsettings_p.h.

Constructor & Destructor Documentation

◆ QSettingsPrivate() [1/2]

QSettingsPrivate::QSettingsPrivate ( QSettings::Format format)

Definition at line 178 of file qsettings.cpp.

◆ QSettingsPrivate() [2/2]

QSettingsPrivate::QSettingsPrivate ( QSettings::Format format,
QSettings::Scope scope,
const QString & organization,
const QString & application )

Definition at line 184 of file qsettings.cpp.

◆ ~QSettingsPrivate()

QSettingsPrivate::~QSettingsPrivate ( )
virtual

Definition at line 191 of file qsettings.cpp.

Member Function Documentation

◆ actualKey()

QString QSettingsPrivate::actualKey ( QAnyStringView key) const

Definition at line 195 of file qsettings.cpp.

◆ beginGroupOrArray()

void QSettingsPrivate::beginGroupOrArray ( const QSettingsGroup & group)

Definition at line 299 of file qsettings.cpp.

◆ children()

virtual QStringList QSettingsPrivate::children ( const QString & prefix,
ChildSpec spec ) const
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ clear()

virtual void QSettingsPrivate::clear ( )
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmIDBSettingsPrivate, QWasmIDBSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ create() [1/2]

QSettingsPrivate * QSettingsPrivate::create ( const QString & fileName,
QSettings::Format format )
static

Definition at line 277 of file qsettings.cpp.

◆ create() [2/2]

QSettingsPrivate * QSettingsPrivate::create ( QSettings::Format format,
QSettings::Scope scope,
const QString & organization,
const QString & application )
static

Definition at line 269 of file qsettings.cpp.

◆ fileName()

virtual QString QSettingsPrivate::fileName ( ) const
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ flush()

virtual void QSettingsPrivate::flush ( )
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

Referenced by testing.tools.encode_pdf_filter._SinkPdfStream::close().

Here is the caller graph for this function:

◆ get()

virtual std::optional< QVariant > QSettingsPrivate::get ( const QString & key) const
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ iniEscapedKey()

void QSettingsPrivate::iniEscapedKey ( const QString & key,
QByteArray & result )
static

Definition at line 500 of file qsettings.cpp.

◆ iniEscapedString()

void QSettingsPrivate::iniEscapedString ( const QString & str,
QByteArray & result )
static

Definition at line 583 of file qsettings.cpp.

◆ iniEscapedStringList()

void QSettingsPrivate::iniEscapedStringList ( const QStringList & strs,
QByteArray & result )
static

Definition at line 667 of file qsettings.cpp.

◆ iniUnescapedKey()

bool QSettingsPrivate::iniUnescapedKey ( QByteArrayView key,
QString & result )
static

Definition at line 526 of file qsettings.cpp.

◆ iniUnescapedStringList()

bool QSettingsPrivate::iniUnescapedStringList ( QByteArrayView str,
QString & stringResult,
QStringList & stringListResult )
static

Definition at line 688 of file qsettings.cpp.

◆ isWritable()

virtual bool QSettingsPrivate::isWritable ( ) const
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ normalizedKey()

QString QSettingsPrivate::normalizedKey ( QAnyStringView key)
static

Definition at line 227 of file qsettings.cpp.

◆ processChild()

void QSettingsPrivate::processChild ( QStringView key,
ChildSpec spec,
QStringList & result )
static

Definition at line 283 of file qsettings.cpp.

◆ remove()

virtual void QSettingsPrivate::remove ( const QString & key)
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ requestUpdate()

void QSettingsPrivate::requestUpdate ( )

Definition at line 324 of file qsettings.cpp.

◆ set()

virtual void QSettingsPrivate::set ( const QString & key,
const QVariant & value )
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ setStatus()

void QSettingsPrivate::setStatus ( QSettings::Status status) const

Definition at line 312 of file qsettings.cpp.

◆ splitArgs()

QStringList QSettingsPrivate::splitArgs ( const QString & s,
qsizetype idx )
static

Definition at line 841 of file qsettings.cpp.

◆ stringListToVariantList()

QVariant QSettingsPrivate::stringListToVariantList ( const QStringList & l)
static

Definition at line 346 of file qsettings.cpp.

◆ stringToVariant()

QVariant QSettingsPrivate::stringToVariant ( const QString & s)
static

Definition at line 447 of file qsettings.cpp.

◆ sync()

virtual void QSettingsPrivate::sync ( )
pure virtual

Implemented in QConfFileSettingsPrivate, QMacSettingsPrivate, QMacSettingsPrivate, QWasmIDBSettingsPrivate, QWasmIDBSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWasmLocalStorageSettingsPrivate, QWinSettingsPrivate, and QWinSettingsPrivate.

◆ update()

void QSettingsPrivate::update ( )

Definition at line 318 of file qsettings.cpp.

◆ value()

QVariant QSettingsPrivate::value ( QAnyStringView key,
const QVariant * defaultValue ) const

◆ variantListToStringList()

QStringList QSettingsPrivate::variantListToStringList ( const QVariantList & l)
static

Definition at line 337 of file qsettings.cpp.

◆ variantToString()

QString QSettingsPrivate::variantToString ( const QVariant & v)
static

Definition at line 366 of file qsettings.cpp.

Member Data Documentation

◆ applicationName

QString QSettingsPrivate::applicationName

Definition at line 209 of file qsettings_p.h.

◆ atomicSyncOnly

bool QSettingsPrivate::atomicSyncOnly = true
protected

Definition at line 216 of file qsettings_p.h.

◆ fallbacks

bool QSettingsPrivate::fallbacks
protected

Definition at line 214 of file qsettings_p.h.

◆ format

QSettings::Format QSettingsPrivate::format

Definition at line 206 of file qsettings_p.h.

◆ groupPrefix

QString QSettingsPrivate::groupPrefix
protected

Definition at line 213 of file qsettings_p.h.

◆ groupStack

QStack<QSettingsGroup> QSettingsPrivate::groupStack
protected

Definition at line 212 of file qsettings_p.h.

◆ organizationName

QString QSettingsPrivate::organizationName

Definition at line 208 of file qsettings_p.h.

◆ pendingChanges

bool QSettingsPrivate::pendingChanges
protected

Definition at line 215 of file qsettings_p.h.

◆ scope

QSettings::Scope QSettingsPrivate::scope

Definition at line 207 of file qsettings_p.h.

◆ status

QSettings::Status QSettingsPrivate::status
mutableprotected

Definition at line 217 of file qsettings_p.h.

The documentation for this class was generated from the following files: