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<div class="title">connection.h</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- c++ -*-</span>
<a name="l00002"></a>00002 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2000 Stephan Kulow <coolo@kde.org></span>
<a name="l00004"></a>00004 <span class="comment"> David Faure <faure@kde.org></span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00008"></a>00008 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00009"></a>00009 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment"></span>
<a name="l00011"></a>00011 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00012"></a>00012 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00013"></a>00013 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00014"></a>00014 <span class="comment"> Library General Public License for more details.</span>
<a name="l00015"></a>00015 <span class="comment"></span>
<a name="l00016"></a>00016 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00017"></a>00017 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00018"></a>00018 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00019"></a>00019 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00020"></a>00020 <span class="comment">*/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#ifndef __connection_h__</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define __connection_h__</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <kdelibs_export.h></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#include <stdio.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <qptrlist.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <qobject.h></span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keyword">class </span>KSocket;
<a name="l00034"></a>00034 <span class="keyword">class </span><a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>;
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">namespace </span>KIO {
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keyword">struct </span>KIO_EXPORT Task {
<a name="l00039"></a>00039 <span class="keywordtype">int</span> cmd;
<a name="l00040"></a>00040 <a class="codeRef" href="qbytearray.html">QByteArray</a> data;
<a name="l00041"></a>00041 };
<a name="l00042"></a>00042
<a name="l00049"></a><a class="code" href="classKIO_1_1Connection.html">00049</a> <span class="keyword">class </span>KIO_EXPORT <a class="code" href="classKIO_1_1Connection.html" title="This class provides a simple means for IPC between two applications via a pipe.">Connection</a> : <span class="keyword">public</span> <a class="codeRef" href="qobject.html">QObject</a>
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 Q_OBJECT
<a name="l00052"></a>00052 <span class="keyword">public</span>:
<a name="l00057"></a>00057 <a class="code" href="classKIO_1_1Connection.html" title="This class provides a simple means for IPC between two applications via a pipe.">Connection</a>();
<a name="l00058"></a>00058 <span class="keyword">virtual</span> ~<a class="code" href="classKIO_1_1Connection.html" title="This class provides a simple means for IPC between two applications via a pipe.">Connection</a>();
<a name="l00059"></a>00059
<a name="l00065"></a>00065 <span class="keywordtype">void</span> init(KSocket *sock);
<a name="l00073"></a>00073 <span class="keywordtype">void</span> init(<span class="keywordtype">int</span> fd_in, <span class="keywordtype">int</span> fd_out); <span class="comment">// Used by KDENOX</span>
<a name="l00074"></a>00074 <span class="keywordtype">void</span> connect(<a class="codeRef" href="qobject.html">QObject</a> *receiver = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *member = 0);
<a name="l00076"></a>00076 <span class="keywordtype">void</span> close();
<a name="l00077"></a>00077
<a name="l00082"></a><a class="code" href="classKIO_1_1Connection.html#a42efa5eb36d0d355351ac0762845073c">00082</a> <span class="keywordtype">int</span> <a class="code" href="classKIO_1_1Connection.html#a42efa5eb36d0d355351ac0762845073c" title="Returns the input file descriptor.">fd_from</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fd_in; }
<a name="l00087"></a><a class="code" href="classKIO_1_1Connection.html#a275d0a52549dff7a60cc6861ec642bb0">00087</a> <span class="keywordtype">int</span> <a class="code" href="classKIO_1_1Connection.html#a275d0a52549dff7a60cc6861ec642bb0" title="Returns the output file descriptor.">fd_to</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fileno( f_out ); }
<a name="l00088"></a>00088
<a name="l00094"></a><a class="code" href="classKIO_1_1Connection.html#aa10731b9f95ac43561738bf73375d3ee">00094</a> <span class="keywordtype">bool</span> <a class="code" href="classKIO_1_1Connection.html#aa10731b9f95ac43561738bf73375d3ee" title="Checks whether the connection has been initialized.">inited</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (fd_in != -1) && (f_out != 0); }
<a name="l00095"></a>00095
<a name="l00101"></a>00101 <span class="keywordtype">void</span> send(<span class="keywordtype">int</span> cmd, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> &arr = <a class="codeRef" href="qbytearray.html">QByteArray</a>());
<a name="l00102"></a>00102
<a name="l00109"></a>00109 <span class="keywordtype">bool</span> sendnow( <span class="keywordtype">int</span> _cmd, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> &data );
<a name="l00110"></a>00110
<a name="l00119"></a>00119 <span class="keywordtype">int</span> read( <span class="keywordtype">int</span>* _cmd, <a class="codeRef" href="qbytearray.html">QByteArray</a> &data );
<a name="l00120"></a>00120
<a name="l00124"></a>00124 <span class="keywordtype">void</span> suspend();
<a name="l00125"></a>00125
<a name="l00129"></a>00129 <span class="keywordtype">void</span> resume();
<a name="l00130"></a>00130
<a name="l00135"></a><a class="code" href="classKIO_1_1Connection.html#a79b6ce832849d95a632eb8c0c1dc178a">00135</a> <span class="keywordtype">bool</span> <a class="code" href="classKIO_1_1Connection.html#a79b6ce832849d95a632eb8c0c1dc178a" title="Returns status of connection.">suspended</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_suspended; }
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="keyword">protected</span> slots:
<a name="l00138"></a>00138 <span class="keywordtype">void</span> dequeue();
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="keyword">protected</span>:
<a name="l00141"></a>00141
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="keyword">private</span>:
<a name="l00144"></a>00144 <span class="keywordtype">int</span> fd_in;
<a name="l00145"></a>00145 FILE *f_out;
<a name="l00146"></a>00146 KSocket *socket;
<a name="l00147"></a>00147 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *notifier;
<a name="l00148"></a>00148 <a class="codeRef" href="qobject.html">QObject</a> *receiver;
<a name="l00149"></a>00149 <span class="keyword">const</span> <span class="keywordtype">char</span> *member;
<a name="l00150"></a>00150 <a class="codeRef" href="qptrlist.html">QPtrList<Task></a> tasks;
<a name="l00151"></a>00151 <span class="keywordtype">bool</span> m_suspended;
<a name="l00152"></a>00152 <span class="keyword">private</span>:
<a name="l00153"></a>00153 <span class="keyword">class </span>ConnectionPrivate* d;
<a name="l00154"></a>00154 };
<a name="l00155"></a>00155
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157
<a name="l00158"></a>00158 <span class="preprocessor">#endif</span>
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<a href="mailto:aaaatrap-425acc3b5374943f@kde.org">Block me</a>
WARNING END
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