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   &#160;<span id="projectnumber">2.4.0</span>
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<div class="title">sigc::pointer_functor0&lt; T_return &gt; Class Template Reference<div class="ingroups"><a class="el" href="group__ptr__fun.html">ptr_fun()</a></div></div>  </div>
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<p><a class="el" href="classsigc_1_1pointer__functor0.html" title="pointer_functor0 wraps existing non-member functions with 0 argument(s). ">pointer_functor0</a> wraps existing non-member functions with 0 argument(s).  
 <a href="classsigc_1_1pointer__functor0.html#details">More...</a></p>

<p><code>#include &lt;sigc++/functors/ptr_fun.h&gt;</code></p>
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Inheritance diagram for sigc::pointer_functor0&lt; T_return &gt;:</div>
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Public Types</h2></td></tr>
<tr class="memitem:af44316e53e33b4184ca151b6b11c70e5"><td class="memItemLeft" align="right" valign="top">typedef T_return&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1pointer__functor0.html#af44316e53e33b4184ca151b6b11c70e5">result_type</a></td></tr>
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Public Member Functions</h2></td></tr>
<tr class="memitem:afdb67f682e7b9190f646eed879dcfbe4"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1pointer__functor0.html#afdb67f682e7b9190f646eed879dcfbe4">pointer_functor0</a> ()</td></tr>
<tr class="memdesc:afdb67f682e7b9190f646eed879dcfbe4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs an invalid functor.  <a href="#afdb67f682e7b9190f646eed879dcfbe4">More...</a><br /></td></tr>
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<tr class="memitem:a9ae3efd5c13c738db815f619499004d7"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1pointer__functor0.html#a9ae3efd5c13c738db815f619499004d7">pointer_functor0</a> (function_type _A_func)</td></tr>
<tr class="memdesc:a9ae3efd5c13c738db815f619499004d7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a <a class="el" href="classsigc_1_1pointer__functor0.html" title="pointer_functor0 wraps existing non-member functions with 0 argument(s). ">pointer_functor0</a> object that wraps an existing function.  <a href="#a9ae3efd5c13c738db815f619499004d7">More...</a><br /></td></tr>
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<tr class="memitem:afb058396d0f84a248197ddb7d4aed109"><td class="memItemLeft" align="right" valign="top">T_return&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1pointer__functor0.html#afb058396d0f84a248197ddb7d4aed109">operator()</a> () const </td></tr>
<tr class="memdesc:afb058396d0f84a248197ddb7d4aed109"><td class="mdescLeft">&#160;</td><td class="mdescRight">Execute the wrapped function.  <a href="#afb058396d0f84a248197ddb7d4aed109">More...</a><br /></td></tr>
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Protected Attributes</h2></td></tr>
<tr class="memitem:af998b64dac7b3c7eeb2e9a2856a4213e"><td class="memItemLeft" align="right" valign="top">function_type&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1pointer__functor0.html#af998b64dac7b3c7eeb2e9a2856a4213e">func_ptr_</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;class T_return&gt;<br />
class sigc::pointer_functor0&lt; T_return &gt;</h3>

<p><a class="el" href="classsigc_1_1pointer__functor0.html" title="pointer_functor0 wraps existing non-member functions with 0 argument(s). ">pointer_functor0</a> wraps existing non-member functions with 0 argument(s). </p>
<p>Use the convenience function <a class="el" href="group__ptr__fun.html#ga9c80de72f656fb05e81fda622dddc863" title="Creates a functor of type sigc::pointer_functor0 which wraps an existing non-member function...">ptr_fun()</a> to create an instance of <a class="el" href="classsigc_1_1pointer__functor0.html" title="pointer_functor0 wraps existing non-member functions with 0 argument(s). ">pointer_functor0</a>.</p>
<p>The following template arguments are used:</p><ul>
<li><em>T_return</em> The return type of operator()(). </li>
</ul>
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template &lt;class T_return &gt; </div>
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          <td class="memname">typedef T_return <a class="el" href="classsigc_1_1pointer__functor0.html">sigc::pointer_functor0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1pointer__functor0.html#af44316e53e33b4184ca151b6b11c70e5">result_type</a></td>
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<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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template &lt;class T_return &gt; </div>
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          <td class="memname"><a class="el" href="classsigc_1_1pointer__functor0.html">sigc::pointer_functor0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1pointer__functor0.html">pointer_functor0</a> </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<p>Constructs an invalid functor. </p>

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template &lt;class T_return &gt; </div>
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          <td class="memname"><a class="el" href="classsigc_1_1pointer__functor0.html">sigc::pointer_functor0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1pointer__functor0.html">pointer_functor0</a> </td>
          <td>(</td>
          <td class="paramtype">function_type&#160;</td>
          <td class="paramname"><em>_A_func</em></td><td>)</td>
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<p>Constructs a <a class="el" href="classsigc_1_1pointer__functor0.html" title="pointer_functor0 wraps existing non-member functions with 0 argument(s). ">pointer_functor0</a> object that wraps an existing function. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">_A_func</td><td>Pointer to function that will be invoked from operator()(). </td></tr>
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  </dd>
</dl>

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<h2 class="groupheader">Member Function Documentation</h2>
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template &lt;class T_return &gt; </div>
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          <td class="memname">T_return <a class="el" href="classsigc_1_1pointer__functor0.html">sigc::pointer_functor0</a>&lt; T_return &gt;::operator() </td>
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          <td> const</td>
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<p>Execute the wrapped function. </p>
<dl class="section return"><dt>Returns</dt><dd>The return value of the function invocation. </dd></dl>

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<h2 class="groupheader">Member Data Documentation</h2>
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