qlocalsocket.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtNetwork module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
- **
- ** If you are unsure which license is appropriate for your use, please
- ** contact the sales department at qt-sales@nokia.com.
- **
- ****************************************************************************/
- #ifndef QLOCALSOCKET_H
- #define QLOCALSOCKET_H
- #include <QtCore/qiodevice.h>
- #include <QtNetwork/qabstractsocket.h>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Network)
- #ifndef QT_NO_LOCALSOCKET
- class QLocalSocketPrivate;
- class Q_NETWORK_EXPORT QLocalSocket : public QIODevice
- {
- Q_OBJECT
- Q_DECLARE_PRIVATE(QLocalSocket)
- public:
- enum LocalSocketError
- {
- ConnectionRefusedError = QAbstractSocket::ConnectionRefusedError,
- PeerClosedError = QAbstractSocket::RemoteHostClosedError,
- ServerNotFoundError = QAbstractSocket::HostNotFoundError,
- SocketAccessError = QAbstractSocket::SocketAccessError,
- SocketResourceError = QAbstractSocket::SocketResourceError,
- SocketTimeoutError = QAbstractSocket::SocketTimeoutError,
- DatagramTooLargeError = QAbstractSocket::DatagramTooLargeError,
- ConnectionError = QAbstractSocket::NetworkError,
- UnsupportedSocketOperationError = QAbstractSocket::UnsupportedSocketOperationError,
- UnknownSocketError = QAbstractSocket::UnknownSocketError
- };
- enum LocalSocketState
- {
- UnconnectedState = QAbstractSocket::UnconnectedState,
- ConnectingState = QAbstractSocket::ConnectingState,
- ConnectedState = QAbstractSocket::ConnectedState,
- ClosingState = QAbstractSocket::ClosingState
- };
- QLocalSocket(QObject *parent = 0);
- ~QLocalSocket();
- void connectToServer(const QString &name, OpenMode openMode = ReadWrite);
- void disconnectFromServer();
- QString serverName() const;
- QString fullServerName() const;
- void abort();
- virtual bool isSequential() const;
- virtual qint64 bytesAvailable() const;
- virtual qint64 bytesToWrite() const;
- virtual bool canReadLine() const;
- virtual void close();
- LocalSocketError error() const;
- bool flush();
- bool isValid() const;
- qint64 readBufferSize() const;
- void setReadBufferSize(qint64 size);
- bool setSocketDescriptor(quintptr socketDescriptor,
- LocalSocketState socketState = ConnectedState,
- OpenMode openMode = ReadWrite);
- quintptr socketDescriptor() const;
- LocalSocketState state() const;
- bool waitForBytesWritten(int msecs = 30000);
- bool waitForConnected(int msecs = 30000);
- bool waitForDisconnected(int msecs = 30000);
- bool waitForReadyRead(int msecs = 30000);
- Q_SIGNALS:
- void connected();
- void disconnected();
- void error(QLocalSocket::LocalSocketError socketError);
- void stateChanged(QLocalSocket::LocalSocketState socketState);
- protected:
- virtual qint64 readData(char*, qint64);
- virtual qint64 writeData(const char*, qint64);
- private:
- Q_DISABLE_COPY(QLocalSocket)
- #ifdef Q_OS_WIN
- Q_PRIVATE_SLOT(d_func(), void _q_notified())
- Q_PRIVATE_SLOT(d_func(), void _q_canWrite())
- Q_PRIVATE_SLOT(d_func(), void _q_pipeClosed())
- #else
- Q_PRIVATE_SLOT(d_func(), void _q_stateChanged(QAbstractSocket::SocketState))
- Q_PRIVATE_SLOT(d_func(), void _q_error(QAbstractSocket::SocketError))
- Q_PRIVATE_SLOT(d_func(), void _q_connectToSocket())
- Q_PRIVATE_SLOT(d_func(), void _q_abortConnectionAttempt())
- #endif
- };
- #ifndef QT_NO_DEBUG_STREAM
- #include <QtCore/qdebug.h>
- Q_NETWORK_EXPORT QDebug operator<<(QDebug, QLocalSocket::LocalSocketError);
- Q_NETWORK_EXPORT QDebug operator<<(QDebug, QLocalSocket::LocalSocketState);
- #endif
- #endif // QT_NO_LOCALSOCKET
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QLOCALSOCKET_H