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28<h2><span class="refentrytitle">Class value_semantic_codecvt_helper&lt;wchar_t&gt;</span></h2>
29<p>boost::program_options::value_semantic_codecvt_helper&lt;wchar_t&gt; &#8212; </p>
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31<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
32<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis">
33<span class="bold"><strong>class</strong></span> value_semantic_codecvt_helper&lt;<span class="bold"><strong>wchar_t</strong></span>&gt;
34  :  : <span class="bold"><strong>public</strong></span> boost::program_options::value_semantic
35{
36<span class="bold"><strong>public</strong></span>:
37
38  <span class="emphasis"><em>// <a href="id723956-bb.html#id723978-bb">protected member functions</a></em></span>
39  <span class="type"><span class="bold"><strong>virtual</strong></span> <span class="bold"><strong>void</strong></span></span> <a href="id723956-bb.html#id723981-bb">xparse</a>(boost::any &amp;, <span class="bold"><strong>const</strong></span> std::vector&lt; std::wstring &gt; &amp;) <span class="bold"><strong>const</strong></span>;
40
41  <span class="emphasis"><em>// <a href="id723956-bb.html#id724001-bb">private member functions</a></em></span>
42  <span class="type"><span class="bold"><strong>void</strong></span></span> <a href="id723956-bb.html#id724004-bb">parse</a>(boost::any &amp;, <span class="bold"><strong>const</strong></span> std::vector&lt; std::string &gt; &amp;, <span class="bold"><strong>bool</strong></span>) <span class="bold"><strong>const</strong></span>;
43};</pre></div>
44<div class="refsect1" lang="en">
45<a name="id1604833"></a><h2>Description</h2>
46<p>Helper conversion class for values that accept ascii strings as input. Overrides the 'parse' method and defines new 'xparse' method taking std::wstring. Depending on whether input to parse is ascii or UTF8, will recode input to Unicode, or pass it unmodified. </p>
47<div class="refsect2" lang="en">
48<a name="id1604843"></a><h3>
49<a name="id723978-bb"></a><code class="computeroutput">value_semantic_codecvt_helper</code> protected member functions</h3>
50<div class="orderedlist"><ol type="1"><li><pre class="literallayout"><span class="type"><span class="bold"><strong>virtual</strong></span> <span class="bold"><strong>void</strong></span></span> 
51<a name="id723981-bb"></a>xparse(boost::any &amp; value_store,
52       <span class="bold"><strong>const</strong></span> std::vector&lt; std::wstring &gt; &amp; new_tokens) <span class="bold"><strong>const</strong></span>;</pre></li></ol></div>
53</div>
54<div class="refsect2" lang="en">
55<a name="id1604901"></a><h3>
56<a name="id724001-bb"></a><code class="computeroutput">value_semantic_codecvt_helper</code> private member functions</h3>
57<div class="orderedlist"><ol type="1"><li>
58<pre class="literallayout"><span class="type"><span class="bold"><strong>void</strong></span></span> <a name="id724004-bb"></a>parse(boost::any &amp; value_store,
59           <span class="bold"><strong>const</strong></span> std::vector&lt; std::string &gt; &amp; new_tokens, <span class="bold"><strong>bool</strong></span> utf8) <span class="bold"><strong>const</strong></span>;</pre>
60<p>Parses a group of tokens that specify a value of option. Stores the result in 'value_store', using whatever representation is desired. May be be called several times if value of the same option is specified more than once. </p>
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