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# Compatibility Members for QSettings

The following class members are part of the Qt 3 compatibility layer. They are provided to help you port old code to Qt 4. We strongly advise against using them in new code.

QSettings class reference

### Public Functions

- QStringList entryList ( const QString & key ) const
- void insertSearchPath ( System , const QString & )
- bool readBoolEntry ( const QString & key, bool defaultValue = false, bool * ok = 0 )
- double readDoubleEntry ( const QString & key, double defaultValue = 0, bool * ok = 0 )
- QString readEntry ( const QString & key, const QString & defaultValue = QString(), bool * ok = 0 )
- QStringList readListEntry ( const QString & key, bool * ok = 0 )
- QStringList readListEntry ( const QString & key, QChar separator, bool * ok = 0 )
- int readNumEntry ( const QString & key, int defaultValue = 0, bool * ok = 0 )
- bool removeEntry ( const QString & key )
- void removeSearchPath ( System , const QString & )
- void resetGroup ()
- void setPath ( const QString & organization, const QString & application, Scope scope = Global )
- QStringList subkeyList ( const QString & key ) const
- bool writeEntry ( const QString & key, bool value )
- bool writeEntry ( const QString & key, double value )
- bool writeEntry ( const QString & key, int value )
- bool writeEntry ( const QString & key, const char * value )
- bool writeEntry ( const QString & key, const QString & value )
- bool writeEntry ( const QString & key, const QStringList & value )
- bool writeEntry ( const QString & key, const QStringList & value, QChar separator )

## Member Function Documentation

### QStringList QSettings::entryList ( const QString & key ) const

### void QSettings::insertSearchPath ( System , const QString & )

### bool QSettings::readBoolEntry ( const QString & key, bool defaultValue = false, bool * ok = 0 )

### double QSettings::readDoubleEntry ( const QString & key, double defaultValue = 0, bool * ok = 0 )

### QString QSettings::readEntry ( const QString & key, const QString & defaultValue = QString(), bool * ok = 0 )

### QStringList QSettings::readListEntry ( const QString & key, bool * ok = 0 )

### QStringList QSettings::readListEntry ( const QString & key, QChar separator, bool * ok = 0 )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### int QSettings::readNumEntry ( const QString & key, int defaultValue = 0, bool * ok = 0 )

### bool QSettings::removeEntry ( const QString & key )

### void QSettings::removeSearchPath ( System , const QString & )

### void QSettings::resetGroup ()

### void QSettings::setPath ( const QString & organization, const QString & application, Scope scope = Global )

### QStringList QSettings::subkeyList ( const QString & key ) const

### bool QSettings::writeEntry ( const QString & key, bool value )

### bool QSettings::writeEntry ( const QString & key, double value )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### bool QSettings::writeEntry ( const QString & key, int value )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### bool QSettings::writeEntry ( const QString & key, const char * value )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### bool QSettings::writeEntry ( const QString & key, const QString & value )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### bool QSettings::writeEntry ( const QString & key, const QStringList & value )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.

### bool QSettings::writeEntry ( const QString & key, const QStringList & value, QChar separator )

This is an overloaded member function, provided for convenience. It behaves essentially like the above function.