<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/include/ntqasyncio.h:1 --> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>ntqasyncio.h Include File</title> <style type="text/css"><!-- fn { margin-left: 1cm; text-indent: -1cm; } a:link { color: #004faf; text-decoration: none } a:visited { color: #672967; text-decoration: none } body { background: #ffffff; color: black; } --></style> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr bgcolor="#E5E5E5"> <td valign=center> <a href="index.html"> <font color="#004faf">Home</font></a> | <a href="classes.html"> <font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"> <font color="#004faf">Main Classes</font></a> | <a href="annotated.html"> <font color="#004faf">Annotated</font></a> | <a href="groups.html"> <font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"> <font color="#004faf">Functions</font></a> </td> <td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>ntqasyncio.h</h1> <p>This is the verbatim text of the ntqasyncio.h include file. It is provided only for illustration; the copyright remains with Trolltech. <hr> <pre> /**************************************************************************** ** $Id: qt/ntqasyncio.h 3.3.8 edited Jan 11 14:38 $ ** ** Definition of asynchronous I/O classes ** ** Created : 970617 ** ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. ** ** This file is part of the kernel module of the TQt GUI Toolkit. ** ** 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. Alternatively you may (at your option) use any ** later version of the GNU General Public License if such license has ** been publicly approved by Trolltech ASA (or its successors, if any) ** and the KDE Free TQt Foundation. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** This file may be used under the terms of the Q Public License as ** defined by Trolltech ASA and appearing in the file LICENSE.TQPL ** included in the packaging of this file. Licensees holding valid TQt ** Commercial licenses may use this file in accordance with the TQt ** Commercial License Agreement provided with the Software. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted ** herein. ** **********************************************************************/ #ifndef TQASYNCIO_H #define TQASYNCIO_H #ifndef QT_H #include "ntqobject.h" #include "ntqsignal.h" #include "ntqtimer.h" #endif // QT_H #ifndef TQT_NO_ASYNC_IO class TQIODevice; class TQ_EXPORT TQAsyncIO { public: virtual ~TQAsyncIO(); void connect(TQObject*, const char *member); protected: void ready(); private: TQSignal signal; }; class TQ_EXPORT TQDataSink : public TQAsyncIO { public: // Call this to know how much I can take. virtual int readyToReceive()=0; virtual void receive(const uchar*, int count)=0; virtual void eof()=0; void maybeReady(); }; class TQ_EXPORT TQDataSource : public TQAsyncIO { public: virtual int readyToSend()=0; // returns -1 when never any more ready virtual void sendTo(TQDataSink*, int count)=0; void maybeReady(); virtual bool rewindable() const; virtual void enableRewind(bool); virtual void rewind(); }; class TQ_EXPORT TQIODeviceSource : public TQDataSource { const int buf_size; uchar *buffer; TQIODevice* iod; bool rew; public: TQIODeviceSource(TQIODevice*, int bufsize=4096); ~TQIODeviceSource(); int readyToSend(); void sendTo(TQDataSink* sink, int n); bool rewindable() const; void enableRewind(bool on); void rewind(); }; class TQ_EXPORT TQDataPump : public TQObject { TQ_OBJECT int interval; TQTimer timer; TQDataSource* source; TQDataSink* sink; public: TQDataPump(TQDataSource*, TQDataSink*); private slots: void kickStart(); void tryToPump(); }; #endif // TQT_NO_ASYNC_IO #endif </pre> <!-- eof --> <p><address><hr><div align=center> <table width=100% cellspacing=0 border=0><tr> <td>Copyright © 2007 <a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> <td align=right><div align=right>TQt 3.3.8</div> </table></div></address></body> </html>