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<li class="navelem"><a class="el" href="namespacesigc.html">sigc</a></li><li class="navelem"><a class="el" href="structsigc_1_1visitor.html">visitor</a></li> </ul>
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<a href="#pub-static-methods">Static Public Member Functions</a> |
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<div class="title">sigc::visitor< T_functor > Struct Template Reference<div class="ingroups"><a class="el" href="group__sigcfunctors.html">Functors</a></div></div> </div>
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<p><a class="el" href="structsigc_1_1visitor.html#a9fe5d6be845e622a99a0db5d3621d4b3">sigc::visitor<T_functor>::do_visit_each()</a> performs a functor on each of the targets of a functor.
<a href="structsigc_1_1visitor.html#details">More...</a></p>
<p><code>#include <sigc++/visit_each.h></code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:a9fe5d6be845e622a99a0db5d3621d4b3"><td class="memTemplParams" colspan="2">template<class T_action > </td></tr>
<tr class="memitem:a9fe5d6be845e622a99a0db5d3621d4b3"><td class="memTemplItemLeft" align="right" valign="top">static void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structsigc_1_1visitor.html#a9fe5d6be845e622a99a0db5d3621d4b3">do_visit_each</a> (const T_action& _A_action, const T_functor& _A_functor)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template<class T_functor><br />
struct sigc::visitor< T_functor ></h3>
<p><a class="el" href="structsigc_1_1visitor.html#a9fe5d6be845e622a99a0db5d3621d4b3">sigc::visitor<T_functor>::do_visit_each()</a> performs a functor on each of the targets of a functor. </p>
<p>All unknown types just call <em>_A_action</em> on them. Add specializations that specialize the <em>T_functor</em> argument for your own functor types, so that subobjects get visited. This is needed to enable auto-disconnection support for your functor types.</p>
<dl class="section user"><dt>Example:</dt><dd><div class="fragment"><div class="line"><span class="keyword">namespace </span>some_ns</div>
<div class="line">{</div>
<div class="line"> <span class="keyword">struct </span>some_functor</div>
<div class="line"> {</div>
<div class="line"> <span class="keywordtype">void</span> operator()() {}</div>
<div class="line"> some_possibly_sigc_trackable_derived_type some_data_member;</div>
<div class="line"> some_other_functor_type some_other_functor;</div>
<div class="line"> };</div>
<div class="line">}</div>
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<div class="line"><span class="keyword">namespace </span><a class="code" href="namespacesigc.html">sigc</a></div>
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<div class="line"> <span class="keyword">template</span> <></div>
<div class="line"> <span class="keyword">struct </span>visitor<some_ns::some_functor></div>
<div class="line"> {</div>
<div class="line"> <span class="keyword">template</span> <<span class="keyword">class</span> T_action></div>
<div class="line"> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="structsigc_1_1visitor.html#a9fe5d6be845e622a99a0db5d3621d4b3">do_visit_each</a>(<span class="keyword">const</span> T_action& _A_action,</div>
<div class="line"> <span class="keyword">const</span> some_ns::some_functor& _A_target)</div>
<div class="line"> {</div>
<div class="line"> <a class="code" href="group__sigcfunctors.html#ga64cb7832acc1e58efb5ffe0b4f5e9404">sigc::visit_each</a>(_A_action, _A_target.some_data_member);</div>
<div class="line"> <a class="code" href="group__sigcfunctors.html#ga64cb7832acc1e58efb5ffe0b4f5e9404">sigc::visit_each</a>(_A_action, _A_target.some_other_functor);</div>
<div class="line"> }</div>
<div class="line"> };</div>
<div class="line">}</div>
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template <class T_functor > </div>
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template <class T_action > </div>
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<td class="memname">static void <a class="el" href="structsigc_1_1visitor.html">sigc::visitor</a>< T_functor >::do_visit_each </td>
<td>(</td>
<td class="paramtype">const T_action & </td>
<td class="paramname"><em>_A_action</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const T_functor & </td>
<td class="paramname"><em>_A_functor</em> </td>
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<td>)</td>
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