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<h1 class="title">chatclient.cpp Example File</h1>
<span class="subtitle">btchat/chatclient.cpp</span>
<!-- $$$btchat/chatclient.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"><span class="comment">/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtBluetooth module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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**
** $QT_END_LICENSE$
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****************************************************************************/</span>
<span class="preprocessor">#include "chatclient.h"</span>
<span class="preprocessor">#include <qbluetoothsocket.h></span>
ChatClient<span class="operator">::</span>ChatClient(<span class="type"><a href="../qtcore/qobject.html">QObject</a></span> <span class="operator">*</span>parent)
: <span class="type"><a href="../qtcore/qobject.html">QObject</a></span>(parent)<span class="operator">,</span> socket(<span class="number">0</span>)
{
}
ChatClient<span class="operator">::</span><span class="operator">~</span>ChatClient()
{
stopClient();
}
<span class="type">void</span> ChatClient<span class="operator">::</span>startClient(<span class="keyword">const</span> <span class="type"><a href="qbluetoothserviceinfo.html">QBluetoothServiceInfo</a></span> <span class="operator">&</span>remoteService)
{
<span class="keyword">if</span> (socket)
<span class="keyword">return</span>;
<span class="comment">// Connect to service</span>
socket <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qbluetoothsocket.html">QBluetoothSocket</a></span>(<span class="type"><a href="qbluetoothserviceinfo.html">QBluetoothServiceInfo</a></span><span class="operator">::</span>RfcommProtocol);
<a href="../qtcore/qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"Create socket"</span>;
socket<span class="operator">-</span><span class="operator">></span>connectToService(remoteService);
<a href="../qtcore/qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"ConnectToService done"</span>;
connect(socket<span class="operator">,</span> SIGNAL(readyRead())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(readSocket()));
connect(socket<span class="operator">,</span> SIGNAL(connected())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(connected()));
connect(socket<span class="operator">,</span> SIGNAL(disconnected())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(disconnected()));
}
<span class="type">void</span> ChatClient<span class="operator">::</span>stopClient()
{
<span class="keyword">delete</span> socket;
socket <span class="operator">=</span> <span class="number">0</span>;
}
<span class="type">void</span> ChatClient<span class="operator">::</span>readSocket()
{
<span class="keyword">if</span> (<span class="operator">!</span>socket)
<span class="keyword">return</span>;
<span class="keyword">while</span> (socket<span class="operator">-</span><span class="operator">></span>canReadLine()) {
<span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> line <span class="operator">=</span> socket<span class="operator">-</span><span class="operator">></span>readLine();
<span class="keyword">emit</span> messageReceived(socket<span class="operator">-</span><span class="operator">></span>peerName()<span class="operator">,</span>
<span class="type"><a href="../qtcore/qstring.html">QString</a></span><span class="operator">::</span>fromUtf8(line<span class="operator">.</span>constData()<span class="operator">,</span> line<span class="operator">.</span>length()));
}
}
<span class="type">void</span> ChatClient<span class="operator">::</span>sendMessage(<span class="keyword">const</span> <span class="type"><a href="../qtcore/qstring.html">QString</a></span> <span class="operator">&</span>message)
{
<span class="type"><a href="../qtcore/qbytearray.html">QByteArray</a></span> text <span class="operator">=</span> message<span class="operator">.</span>toUtf8() <span class="operator">+</span> <span class="char">'\n'</span>;
socket<span class="operator">-</span><span class="operator">></span>write(text);
}
<span class="type">void</span> ChatClient<span class="operator">::</span>connected()
{
<span class="keyword">emit</span> connected(socket<span class="operator">-</span><span class="operator">></span>peerName());
}</pre>
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<!-- @@@btchat/chatclient.cpp -->
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