MeeGo 1.2 Harmattan Developer Documentation Develop for the Nokia N9

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QSystemInfo Class Reference

The QSystemInfo class provides access to various general information from the system. More...

 #include <QSystemInfo>

Inherits: QObject.

Note: All functions in this class are reentrant.

This class was introduced in Qt Mobility 1.0.

Public Types

enum Feature { BluetoothFeature, CameraFeature, FmradioFeature, IrFeature, ..., FmTransmitterFeature }
enum Version { Os, QtCore, Firmware, QtMobility }

Properties

  • 1 property inherited from QObject

Public Functions

QSystemInfo ( QObject * parent = 0 )
virtual ~QSystemInfo ()
QStringList availableLanguages ()
QString currentCountryCode ()
QString currentLanguage ()
bool hasFeatureSupported ( QSystemInfo::Feature feature )
QString version ( QSystemInfo::Version type, const QString & parameter = QString() )
  • 29 public functions inherited from QObject

Signals

void currentLanguageChanged ( const QString & lang )

Additional Inherited Members

  • 1 public slot inherited from QObject
  • 1 public variable inherited from QObject
  • 4 static public members inherited from QObject
  • 7 protected functions inherited from QObject
  • 2 protected variables inherited from QObject

Detailed Description

The QSystemInfo class provides access to various general information from the system.

Note: All functions in this class are reentrant.

Warning: On Symbian this class does not support QObject::moveToThread().

Member Type Documentation

enum QSystemInfo::Feature

This enum describes the features of the device or computer.

Constant Value Description
QSystemInfo::BluetoothFeature 0 Bluetooth feature available.
QSystemInfo::CameraFeature 1 Camera feature available.
QSystemInfo::FmradioFeature 2 FM Radio feature available.
QSystemInfo::IrFeature 3 Infrared feature available.
QSystemInfo::LedFeature 4 LED's feature available.
QSystemInfo::MemcardFeature 5 Memory card feature available.
QSystemInfo::UsbFeature 6 Universal System Bus (USB) feature available.
QSystemInfo::VibFeature 7 Vibration feature available.
QSystemInfo::WlanFeature 8 Wireless Local Area Network (WLAN) feature available.
QSystemInfo::SimFeature 9 Subscriber Identity Module (SIM) available.
QSystemInfo::LocationFeature 10 Global Positioning System (GPS) and/or other location feature available.
QSystemInfo::VideoOutFeature 11 Video out feature available.
QSystemInfo::HapticsFeature 12 Haptics feature available.
QSystemInfo::FmTransmitterFeature 13 FM Radio transmitter available. Since 1.2

enum QSystemInfo::Version

This enum describes the version component.

Constant Value Description
QSystemInfo::Os 1 Operating system version / platform ID.
QSystemInfo::QtCore 2 Qt library version.
QSystemInfo::Firmware 3 Version of (flashable) system as a whole.
QSystemInfo::QtMobility 4 QtMobility library version. Since 1.1

Property Documentation

availableLanguages : const QStringList

This property holds list of available languages.

Returns a QStringList of available Qt language translations in 2 letter ISO 639-1 format. If the Qt translations cannot be found, returns the current system language.

This property was introduced in Qt Mobility 1.0.

Access functions:

QStringList availableLanguages ()

currentCountryCode : const QString

This property holds the current locale country code.

Returns the 2 letter ISO 3166-1 for the current country code.

This property was introduced in Qt Mobility 1.0.

Access functions:

QString currentCountryCode ()

currentLanguage : const QString

This property holds the current Language.

Returns the current language in 2 letter ISO 639-1 format.

This property was introduced in Qt Mobility 1.0.

Access functions:

QString currentLanguage ()

Notifier signal:

void currentLanguageChanged ( const QString & lang )

Member Function Documentation

QSystemInfo::QSystemInfo ( QObject * parent = 0 )

Constructs a QSystemInfo object with the given parent.

QSystemInfo::~QSystemInfo () [virtual]

Destroys the QSystemInfo object

void QSystemInfo::currentLanguageChanged ( const QString & lang ) [signal]

This signal is emitted whenever the current language changes, specified by lang, which is in 2 letter, ISO 639-1 specification form.

This function was introduced in Qt Mobility 1.0.

bool QSystemInfo::hasFeatureSupported ( QSystemInfo::Feature feature )

Returns true if the QSystemInfo::Feature feature is supported, otherwise false.

This function was introduced in Qt Mobility 1.0.

QString QSystemInfo::version ( QSystemInfo::Version type, const QString & parameter = QString() )

Returns the version of QSystemInfo::Version type, with optional platform dependent parameter as a string.

In case of error or not available, an empty string is returned.

This function was introduced in Qt Mobility 1.0.

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