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Input/Output 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.

QBufferI/O device that operates on a QByteArray
QClipboardAccess to the window system clipboard
QDataStreamSerialization of binary data to a QIODevice
QDirAccess to directory structures and their contents in a platform-independent way
QDnsAsynchronous DNS lookups
QFileI/O device that operates on files
QFileInfoSystem-independent file information
QFtpImplementation of the FTP protocol
QHostAddressIP address
QHttpImplementation of the HTTP protocol
QImageIOParameters for loading and saving images
QIODeviceThe base class of I/O devices
QLocalFsImplementation of a QNetworkProtocol that works on the local file system
QLockWrapper for a System V shared semaphore
QMimeSourceAbstraction of objects which provide formatted data of a certain MIME type
QMimeSourceFactoryExtensible provider of mime-typed data
QNetworkOperationCommon operations for network protocols
QNetworkProtocolCommon API for network protocols
QProcessUsed to start external programs and to communicate with them
QServerSocketTCP-based server
QSettingsPersistent platform-independent application settings
QSignalCan be used to send signals for classes that don't inherit QObject
QSignalMapperBundles signals from identifiable senders
QSocketBuffered TCP connection
QSocketDevicePlatform-independent low-level socket API
QSocketNotifierSupport for socket callbacks
QTextIStreamConvenience class for input streams
QTextOStreamConvenience class for output streams
QTextStreamBasic functions for reading and writing text using a QIODevice
QUrlURL parser and simplifies working with URLs
QUrlInfoStores information about URLs
QUrlOperatorCommon operations on URLs
QWindowsMimeMaps open-standard MIME to Window Clipboard formats


Copyright © 2002 TrolltechTrademarks
Qt version 3.0.5