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  • Committer: Bazaar Package Importer
  • Author(s): Simon Richter
  • Date: 2007-09-07 11:10:41 UTC
  • Revision ID: james.westby@ubuntu.com-20070907111041-f0uwhs0llvzj9ah5
Tags: upstream-0.3.8~rc3
Import upstream version 0.3.8~rc3

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doc/tutorial/tuttimer5src.html
 
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<HTML>
 
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  <HEAD>
 
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    <TITLE>asio Tutorial: Source listing for Timer.5</TITLE>
 
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    <LINK HREF="asio.css" REL="stylesheet" TYPE="text/css">
 
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    <LINK HREF="tabs.css" REL="stylesheet" TYPE="text/css">
 
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  </HEAD>
 
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  <BODY BGCOLOR="#FFFFFF">
 
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    <DIV CLASS="qindex">
 
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      <TABLE BORDER="0" WIDTH="100%">
 
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        <TR>
 
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          <TD ALIGN="LEFT">
 
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            <B>asio 0.3.8rc3</B>
 
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          </TD>
 
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          <TD ALIGN="RIGHT">
 
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            <A CLASS="qindex" HREF="../index.html">Home</A> |
 
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            <A CLASS="qindex" HREF="../reference/index.html">Reference</A> |
 
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            <A CLASS="qindex" HREF="../tutorial/index.html">Tutorial</A> |
 
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            <A CLASS="qindex" HREF="../examples/index.html">Examples</A> |
 
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            <A CLASS="qindex" HREF="../design/index.html">Design</A>
 
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          </TD>
 
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        </TR>
 
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      </TABLE>
 
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    </DIV>
 
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    <DIV CLASS="qindex">
 
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      <TABLE BORDER="0" WIDTH="100%">
 
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        <TR>
 
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          <TD ALIGN="LEFT">
 
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            <B>Tutorial</B>
 
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          </TD>
 
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        </TR>
 
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      </TABLE>
 
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    </DIV>
 
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<!-- Generated by Doxygen 1.5.1 -->
 
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<h1><a class="anchor" name="tuttimer5src">Source listing for Timer.5</a></h1><div class="fragment"><pre class="fragment"><span class="comment">//</span>
 
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<span class="comment">// timer.cpp</span>
 
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<span class="comment">// ~~~~~~~~~</span>
 
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<span class="comment">//</span>
 
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<span class="comment">// Copyright (c) 2003-2007 Christopher M. Kohlhoff (chris at kohlhoff dot com)</span>
 
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<span class="comment">//</span>
 
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<span class="comment">// Distributed under the Boost Software License, Version 1.0. (See accompanying</span>
 
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<span class="comment">// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)</span>
 
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<span class="comment">//</span>
 
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<span class="preprocessor">#include &lt;iostream&gt;</span>
 
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<span class="preprocessor">#include &lt;asio.hpp&gt;</span>
 
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<span class="preprocessor">#include &lt;boost/bind.hpp&gt;</span>
 
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<span class="preprocessor">#include &lt;boost/date_time/posix_time/posix_time.hpp&gt;</span>
 
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<span class="keyword">class </span>printer
 
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{
 
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<span class="keyword">public</span>:
 
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  printer(<a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00032.html">asio::io_service</a>&amp; io)
 
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    : strand_(io),
 
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      timer1_(io, boost::posix_time::seconds(1)),
 
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      timer2_(io, boost::posix_time::seconds(1)),
 
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      count_(0)
 
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  {
 
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    timer1_.async_wait(strand_.wrap(boost::bind(&amp;printer::print1, <span class="keyword">this</span>)));
 
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    timer2_.async_wait(strand_.wrap(boost::bind(&amp;printer::print2, <span class="keyword">this</span>)));
 
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  }
 
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  ~printer()
 
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  {
 
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    std::cout &lt;&lt; <span class="stringliteral">"Final count is "</span> &lt;&lt; count_ &lt;&lt; <span class="stringliteral">"\n"</span>;
 
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  }
 
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  <span class="keywordtype">void</span> print1()
 
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  {
 
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    <span class="keywordflow">if</span> (count_ &lt; 10)
 
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    {
 
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      std::cout &lt;&lt; <span class="stringliteral">"Timer 1: "</span> &lt;&lt; count_ &lt;&lt; <span class="stringliteral">"\n"</span>;
 
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      ++count_;
 
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      timer1_.expires_at(timer1_.expires_at() + boost::posix_time::seconds(1));
 
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      timer1_.async_wait(strand_.wrap(boost::bind(&amp;printer::print1, <span class="keyword">this</span>)));
 
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    }
 
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  }
 
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  <span class="keywordtype">void</span> print2()
 
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  {
 
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    <span class="keywordflow">if</span> (count_ &lt; 10)
 
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    {
 
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      std::cout &lt;&lt; <span class="stringliteral">"Timer 2: "</span> &lt;&lt; count_ &lt;&lt; <span class="stringliteral">"\n"</span>;
 
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      ++count_;
 
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      timer2_.expires_at(timer2_.expires_at() + boost::posix_time::seconds(1));
 
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      timer2_.async_wait(strand_.wrap(boost::bind(&amp;printer::print2, <span class="keyword">this</span>)));
 
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    }
 
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  }
 
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<span class="keyword">private</span>:
 
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  <a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00035.html">asio::strand</a> strand_;
 
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  <a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00006.html">asio::deadline_timer</a> timer1_;
 
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  <a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00006.html">asio::deadline_timer</a> timer2_;
 
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  <span class="keywordtype">int</span> count_;
 
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};
 
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<span class="keywordtype">int</span> main()
 
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{
 
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  <a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00032.html">asio::io_service</a> io;
 
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  printer p(io);
 
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  <a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00052.html">asio::thread</a> t(boost::bind(&amp;<a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00032.html#c84bed0d1dd061bc71010ba1228439da">asio::io_service::run</a>, &amp;io));
 
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  io.<a class="codeRef" doxygen="asio.doxytags:../reference/" href="../reference/a00032.html#c84bed0d1dd061bc71010ba1228439da">run</a>();
 
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  t.join();
 
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  <span class="keywordflow">return</span> 0;
 
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}
 
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</pre></div> Return to <a class="el" href="tuttimer5.html">Timer.5 - Synchronising handlers in multithreaded programs</a>     <DIV CLASS="qindex">
 
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      <TABLE BORDER="0" WIDTH="100%">
 
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        <TR>
 
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          <TD ALIGN="LEFT">
 
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            <B>asio 0.3.8rc3</B>
 
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          </TD>
 
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          <TD ALIGN="RIGHT">
 
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            <A CLASS="qindex" HREF="../index.html">Home</A> |
 
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            <A CLASS="qindex" HREF="../reference/index.html">Reference</A> |
 
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            <A CLASS="qindex" HREF="../tutorial/index.html">Tutorial</A> |
 
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            <A CLASS="qindex" HREF="../examples/index.html">Examples</A> |
 
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            <A CLASS="qindex" HREF="../design/index.html">Design</A>
 
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          </TD>
 
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        </TR>
 
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      </TABLE>
 
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    </DIV>
 
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  </BODY>
 
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</HTML>