kio

connection.h

00001 // -*- c++ -*-
00002 /* This file is part of the KDE libraries
00003     Copyright (C) 2000 Stephan Kulow <coolo@kde.org>
00004                        David Faure <faure@kde.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #ifndef __connection_h__
00023 #define __connection_h__
00024 
00025 #include <kdelibs_export.h>
00026 
00027 #include <sys/types.h>
00028 
00029 #include <stdio.h>
00030 #include <qptrlist.h>
00031 #include <qobject.h>
00032 
00033 class KSocket;
00034 class QSocketNotifier;
00035 
00036 namespace KIO {
00037 
00038     struct KIO_EXPORT Task {
00039     int cmd;
00040     QByteArray data;
00041     };
00042 
00049     class KIO_EXPORT Connection : public QObject
00050     {
00051     Q_OBJECT
00052     public:
00057     Connection();
00058     virtual ~Connection();
00059 
00065     void init(KSocket *sock);
00073     void init(int fd_in, int fd_out); // Used by KDENOX
00074     void connect(QObject *receiver = 0, const char *member = 0);
00076     void close();
00077     
00082     int fd_from() const { return fd_in; }
00087         int fd_to() const { return fileno( f_out ); }
00088 
00094     bool inited() const { return (fd_in != -1) && (f_out != 0); }
00095     
00101     void send(int cmd, const QByteArray &arr = QByteArray());
00102 
00109     bool sendnow( int _cmd, const QByteArray &data );
00110 
00119     int read( int* _cmd, QByteArray &data );
00120 
00124         void suspend();
00125 
00129         void resume();
00130 
00135         bool suspended() const { return m_suspended; }
00136 
00137     protected slots:
00138         void dequeue();
00139     
00140     protected:
00141     
00142     
00143     private:
00144     int fd_in;
00145     FILE *f_out;
00146     KSocket *socket;
00147     QSocketNotifier *notifier;
00148     QObject *receiver;
00149     const char *member;
00150     QPtrList<Task> tasks;
00151         bool m_suspended;
00152     private:
00153     class ConnectionPrivate* d;
00154     };
00155 
00156 }
00157 
00158 #endif
kio

connection.h

kio

API Reference
