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<h1>AsyncTcpClient_demo.cpp</h1><p>An example of how to use the <a class="el" href="classAsync_1_1TcpClient.html" title="A class for creating a TCP client connection.">Async::TcpClient</a> class</p>
<div class="fragment"><pre class="fragment"><span class="preprocessor">#include <iostream></span>
<span class="preprocessor">#include <<a class="code" href="AsyncCppApplication_8h.html" title="The core class for writing asyncronous cpp applications.">AsyncCppApplication.h</a>></span>
<span class="preprocessor">#include <<a class="code" href="AsyncTcpClient_8h.html" title="Contains a class for creating TCP client connections.">AsyncTcpClient.h</a>></span>
<span class="keyword">using namespace </span>std;
<span class="keyword">using namespace </span>Async;
<span class="keyword">class </span>MyClass : <span class="keyword">public</span> SigC::Object
{
<span class="keyword">public</span>:
MyClass(<span class="keywordtype">void</span>)
{
con = <span class="keyword">new</span> <a name="_a0"></a><a class="code" href="classAsync_1_1TcpClient.html" title="A class for creating a TCP client connection.">TcpClient</a>(<span class="stringliteral">"www.linux.org"</span>, 80);
con->connected.connect(slot(*<span class="keyword">this</span>, &MyClass::onConnected));
con->disconnected.connect(slot(*<span class="keyword">this</span>, &MyClass::onDisconnected));
con->dataReceived.connect(slot(*<span class="keyword">this</span>, &MyClass::onDataReceived));
con->connect();
}
~MyClass(<span class="keywordtype">void</span>)
{
<span class="keyword">delete</span> con;
}
<span class="keyword">private</span>:
<a class="code" href="classAsync_1_1TcpClient.html" title="A class for creating a TCP client connection.">TcpClient</a> *con;
<span class="keywordtype">void</span> onConnected(<span class="keywordtype">void</span>)
{
cout << <span class="stringliteral">"Connection established to "</span> << con->remoteHost() << <span class="stringliteral">"...\n"</span>;
con->write(<span class="stringliteral">"GET /\n"</span>, 6);
}
<span class="keywordtype">void</span> onDisconnected(<a name="_a1"></a><a class="code" href="classAsync_1_1TcpConnection.html" title="A class for handling exiting TCP connections.">TcpConnection</a> *con, TcpClient::DisconnectReason reason)
{
cout << <span class="stringliteral">"Disconnected from "</span> << con-><a name="a2"></a><a class="code" href="classAsync_1_1TcpConnection.html#a4072ea8aef1bdd369bacba2367e8660d" title="Return the IP-address of the remote host.">remoteHost</a>() << <span class="stringliteral">"...\n"</span>;
Application::app().quit();
}
<span class="keywordtype">int</span> onDataReceived(<a class="code" href="classAsync_1_1TcpConnection.html" title="A class for handling exiting TCP connections.">TcpConnection</a> *con, <span class="keywordtype">void</span> *buf, <span class="keywordtype">int</span> count)
{
<span class="keywordtype">char</span> *str = <span class="keyword">static_cast<</span><span class="keywordtype">char</span> *<span class="keyword">></span>(buf);
<span class="keywordtype">string</span> html(str, str+count);
cout << html;
<span class="keywordflow">return</span> count;
}
};
<span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
{
<a name="_a3"></a><a class="code" href="classAsync_1_1CppApplication.html" title="An application class for writing non GUI applications.">CppApplication</a> app;
MyClass my_class;
app.<a name="a4"></a><a class="code" href="classAsync_1_1CppApplication.html#a9a921d33644bbb18767fb4d599f53bf4" title="Execute the application main loop.">exec</a>();
}
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