<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>Struct template with_cached_result</title> <link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> <link rel="home" href="../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> <link rel="up" href="../../accumulators/reference.html#header.boost.accumulators.framework.accumulators.droppable_accumulator_hpp" title="Header <boost/accumulators/framework/accumulators/droppable_accumulator.hpp>"> <link rel="prev" href="droppable_accumulator.html" title="Struct template droppable_accumulator"> <link rel="next" href="as_feature_tag_droppabl_id555638.html" title="Struct template as_feature<tag::droppable< Feature >>"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ 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src="../../../../doc/src/images/next.png" alt="Next"></a> </div> <div class="refentry"> <a name="boost.accumulators.with_cached_result"></a><div class="titlepage"></div> <div class="refnamediv"> <h2><span class="refentrytitle">Struct template with_cached_result</span></h2> <p>boost::accumulators::with_cached_result</p> </div> <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../accumulators/reference.html#header.boost.accumulators.framework.accumulators.droppable_accumulator_hpp" title="Header <boost/accumulators/framework/accumulators/droppable_accumulator.hpp>">boost/accumulators/framework/accumulators/droppable_accumulator.hpp</a>> </span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Accumulator<span class="special">></span> <span class="keyword">struct</span> <a class="link" href="with_cached_result.html" title="Struct template with_cached_result">with_cached_result</a> <span class="special">:</span> <span class="keyword">public</span> <span class="identifier">Accumulator</span> <span class="special">{</span> <span class="comment">// types</span> <span class="keyword">typedef</span> <span class="identifier">Accumulator</span><span class="special">::</span><span class="identifier">result_type</span> <a name="boost.accumulators.with_cached_result.result_type"></a><span class="identifier">result_type</span><span class="special">;</span> <span class="comment">// <a class="link" href="with_cached_result.html#boost.accumulators.with_cached_resultconstruct-copy-destruct">construct/copy/destruct</a></span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <a class="link" href="with_cached_result.html#id555572-bb"><span class="identifier">with_cached_result</span></a><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <a class="link" href="with_cached_result.html#id555586-bb"><span class="identifier">with_cached_result</span></a><span class="special">(</span><a class="link" href="with_cached_result.html" title="Struct template with_cached_result">with_cached_result</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> with_cached_result& <a class="link" href="with_cached_result.html#id555629-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="with_cached_result.html" title="Struct template with_cached_result">with_cached_result</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <a class="link" href="with_cached_result.html#id555595-bb"><span class="special">~</span><span class="identifier">with_cached_result</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> <span class="comment">// <a class="link" href="with_cached_result.html#id555528-bb">public member functions</a></span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <span class="keyword">void</span> <a class="link" href="with_cached_result.html#id555532-bb"><span class="identifier">on_drop</span></a><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <span class="identifier">result_type</span> <a class="link" href="with_cached_result.html#id555552-bb"><span class="identifier">result</span></a><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> <span class="comment">// <a class="link" href="with_cached_result.html#id555596-bb">private member functions</a></span> <span class="keyword">void</span> <a class="link" href="with_cached_result.html#id555600-bb"><span class="identifier">set</span></a><span class="special">(</span><span class="identifier">result_type</span> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="identifier">result_type</span> <span class="keyword">const</span> <span class="special">&</span> <a class="link" href="with_cached_result.html#id555613-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> <span class="keyword">bool</span> <a class="link" href="with_cached_result.html#id555621-bb"><span class="identifier">has_result</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> <span class="special">}</span><span class="special">;</span></pre></div> <div class="refsect1"> <a name="id851693"></a><h2>Description</h2> <div class="refsect2"> <a name="id851697"></a><h3> <a name="boost.accumulators.with_cached_resultconstruct-copy-destruct"></a><code class="computeroutput">with_cached_result</code> public construct/copy/destruct</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <a name="id555572-bb"></a><span class="identifier">with_cached_result</span><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span> args<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><a name="id555586-bb"></a><span class="identifier">with_cached_result</span><span class="special">(</span><a class="link" href="with_cached_result.html" title="Struct template with_cached_result">with_cached_result</a> <span class="keyword">const</span> <span class="special">&</span> that<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout">with_cached_result& <a name="id555629-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="with_cached_result.html" title="Struct template with_cached_result">with_cached_result</a> <span class="keyword">const</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><a name="id555595-bb"></a><span class="special">~</span><span class="identifier">with_cached_result</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> </ol></div> </div> <div class="refsect2"> <a name="id851921"></a><h3> <a name="id555528-bb"></a><code class="computeroutput">with_cached_result</code> public member functions</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <span class="keyword">void</span> <a name="id555532-bb"></a><span class="identifier">on_drop</span><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span> args<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Args<span class="special">></span> <span class="identifier">result_type</span> <a name="id555552-bb"></a><span class="identifier">result</span><span class="special">(</span><span class="identifier">Args</span> <span class="keyword">const</span> <span class="special">&</span> args<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> </ol></div> </div> <div class="refsect2"> <a name="id852090"></a><h3> <a name="id555596-bb"></a><code class="computeroutput">with_cached_result</code> private member functions</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="id555600-bb"></a><span class="identifier">set</span><span class="special">(</span><span class="identifier">result_type</span> <span class="keyword">const</span> <span class="special">&</span> r<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="identifier">result_type</span> <span class="keyword">const</span> <span class="special">&</span> <a name="id555613-bb"></a><span class="identifier">get</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="id555621-bb"></a><span class="identifier">has_result</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> </ol></div> </div> </div> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2005, 2006 Eric Niebler<p> Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="droppable_accumulator.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../accumulators/reference.html#header.boost.accumulators.framework.accumulators.droppable_accumulator_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="as_feature_tag_droppabl_id555638.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> </div> </body> </html>