File I/O and Networking

These classes are used to handle input and output to and from external devices, processes, files etc. as well as manipulating files and directories.

QNetworkConnection::Identity	Identifier for a network connection
QFileMonitor	Allows applications to asynchronously monitor files for changes
QFileSystem	Describes a single mount point
QFileSystemFilter	Used to restrict the available filesystems returned from QStorageMetaInfo
QMimeType	MIME type information
QNetworkConnection	Monitoring of network connections
QNetworkConnectionManager	Allows applications to receive notifications when network connections are added and/or removed from Qtopia
QNetworkDevice	Information about the connectivity state of a network device
QNetworkState	Very generic information about the connectivity state of the Qt Extended device
QNullSerialIODevice	Null implementation of serial device functionality
QNullSerialIODeviceMultiplexer	Null implementation of multiplexing
QPacket	Encapsulates an unfragmentable packet of data to be transmitted by QPacketProtocol
QPacketProtocol	Encapsulates communicating discrete packets across fragmented IO channels, such as TCP sockets
QPhoneProfile	Encapsulates a single phone profile configuration
QPhoneProfileManager	Allows applications to control phone profiles
QSerialIODevice	The base for all serial devices
QSerialIODeviceMultiplexer	Base class for serial device multiplexing on AT-based modems
QSerialIODeviceMultiplexerPlugin	Defines a base class for implementing multiplexing plugins
QSerialIODeviceMultiplexerPluginInterface	Defines the interface to multiplexing plugins
QSerialPort	Simple serial device interface
QSerialSocket	Serial port abstraction via a TCP socket
QSerialSocketServer	Server to handle incoming serial-over-sockets connections
QStorageDeviceSelector	Displays a list of available storage locations
QStorageMetaInfo	Describes the disks mounted on the file system
QTranslatableSettings	Persistent application settings that can be translated
QVPNClient	Abstracts data and state of a virtual private network
QVPNFactory	Creates QVPNClient instances
QWapAccount	Wrapper around configuration files for WAP accounts
QtopiaNetwork	Functions for starting/stopping of network devices/interfaces
QtopiaNetworkConfiguration	Defines the interface to network interface configurations
QtopiaNetworkFactoryIface	Defines the interface to network plug-ins
QtopiaNetworkInterface	Describes the minimum interface that a network plug-in must provide
QtopiaNetworkPlugin	Abstract base class for all network plug-ins
QtopiaNetworkProperties	Reflects the content of a network interface configuration
QPhoneProfile::Schedule	Provided information on timed auto-activation of a profile
QPhoneProfile::Setting	Applications with a mechanism to add their own settings to a profile
QAbstractFileEngine	Abstraction for accessing the filesystem
QAbstractFileEngineHandler	Way to register custom file engines with your application
QAbstractSocket	The base functionality common to all socket types
QAuthenticator	Authentication object
QBuffer	QIODevice interface for a QByteArray
QClipboard	Access to the window system clipboard
QDataStream	Serialization of binary data to a QIODevice
QDir	Access to directory structures and their contents
QFile	Interface for reading from and writing to files
QFileInfo	System-independent file information
QFileSystemWatcher	Interface for monitoring files and directories for modifications
QFtp	Implementation of the client side of FTP protocol
QHostAddress	IP address
QHostInfo	Static functions for host name lookups
QHttp	Implementation of the HTTP protocol
QHttpHeader	Contains header information for HTTP
QHttpRequestHeader	Contains request header information for HTTP
QHttpResponseHeader	Contains response header information for HTTP
QIODevice	The base interface class of all I/O devices in Qt
QImageReader	Format independent interface for reading images from files or other devices
QImageWriter	Format independent interface for writing images to files or other devices
QNetworkAddressEntry	Stores one IP address supported by a network interface, along with its associated netmask and broadcast address
QNetworkInterface	Listing of the host's IP addresses and network interfaces
QNetworkProxy	Network layer proxy
QNetworkRequest	Holds one request to be sent with the Network Access API
QPictureIO	Contains parameters for loading and saving pictures
QProcess	Used to start external programs and to communicate with them
QResource	Interface for reading directly from resources
QSettings	Persistent platform-independent application settings
QSignalMapper	Bundles signals from identifiable senders
QSocketNotifier	Support for monitoring activity on a file descriptor
QSsl	Declares enums common to all SSL classes in QtNetwork
QSslCertificate	Convenient API for an X509 certificate
QSslCipher	Represents an SSL cryptographic cipher
QSslConfiguration	Holds the configuration and state of an SSL connection
QSslError	SSL error
QSslKey	Interface for private and public keys
QSslSocket	SSL encrypted socket for both clients and servers
QTcpServer	TCP-based server
QTcpSocket	TCP socket
QTemporaryFile	I/O device that operates on temporary files
QTextIStream	Convenience class for input streams
QTextOStream	Convenience class for output streams
QTextStream	Convenient interface for reading and writing text
QUdpSocket	UDP socket
QUrl	Convenient interface for working with URLs
QUrlInfo	Stores information about URLs

Best Of

Actualités les plus lues

Semaine

Mois

Année

Le blog Digia au hasard

Déploiement d'applications Qt Commercial sur les tablettes Windows 8

Le blog Digia est l'endroit privilégié pour la communication sur l'édition commerciale de Qt, où des réponses publiques sont apportées aux questions les plus posées au support. Lire l'article.

Communauté

Ressources

Liens utiles

Contact

Vous souhaitez rejoindre la rédaction ou proposer un tutoriel, une traduction, une question... ? Postez dans le forum Contribuez ou contactez-nous par MP ou par email (voir en bas de page).

Qt dans le magazine

Cette page est une traduction d'une page de la documentation de Qt, écrite par Nokia Corporation and/or its subsidiary(-ies). Les éventuels problèmes résultant d'une mauvaise traduction ne sont pas imputables à Nokia.	Qt qtextended4.4
Copyright © 2012 Developpez LLC. Tous droits réservés Developpez LLC. Aucune reproduction, même partielle, ne peut être faite de ce site et de l'ensemble de son contenu : textes, documents et images sans l'autorisation expresse de Developpez LLC. Sinon, vous encourez selon la loi jusqu'à 3 ans de prison et jusqu'à 300 000 E de dommages et intérêts. Cette page est déposée à la SACD.
Vous avez déniché une erreur ? Un bug ? Une redirection cassée ? Ou tout autre problème, quel qu'il soit ? Ou bien vous désirez participer à ce projet de traduction ? N'hésitez pas à nous contacter ou par MP !

Responsables bénévoles de la rubrique Qt : Thibaut Cuvelier - Jonathan Courtois -

Developpez.com

Services

Partenaires