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entt/structentt_1_1meta__handle.html
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&#160;<span id="projectnumber">3.8.0</span>
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<li class="navelem"><a class="el" href="namespaceentt.html">entt</a></li><li class="navelem"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="structentt_1_1meta__handle-members.html">List of all members</a> </div>
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<div class="title">entt::meta_handle Struct Reference</div> </div>
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<p>Opaque pointers to instances of any type.
<a href="structentt_1_1meta__handle.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="meta_8hpp_source.html">meta.hpp</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#a8d02bbf3a8088aa698db4491374dbf4c">meta_handle</a> ()=default</td></tr>
<tr class="memdesc:a8d02bbf3a8088aa698db4491374dbf4c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default constructor. <br /></td></tr>
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<tr class="memitem:acaaa33d743703cf1af62691de0b86f50"><td class="memItemLeft" align="right" valign="top"><a id="acaaa33d743703cf1af62691de0b86f50"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#acaaa33d743703cf1af62691de0b86f50">meta_handle</a> (const <a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;)=delete</td></tr>
<tr class="memdesc:acaaa33d743703cf1af62691de0b86f50"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default copy constructor, deleted on purpose. <br /></td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#aa988b1809a9687be4d25f21722075da5">meta_handle</a> (<a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&amp;)=default</td></tr>
<tr class="memdesc:aa988b1809a9687be4d25f21722075da5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default move constructor. <br /></td></tr>
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<tr class="memitem:a750eb55693845b28da117db4d342b8e6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#a750eb55693845b28da117db4d342b8e6">operator=</a> (const <a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;)=delete</td></tr>
<tr class="memdesc:a750eb55693845b28da117db4d342b8e6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default copy assignment operator, deleted on purpose. <a href="structentt_1_1meta__handle.html#a750eb55693845b28da117db4d342b8e6">More...</a><br /></td></tr>
<tr class="separator:a750eb55693845b28da117db4d342b8e6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aacfd03669af75ce2684917e8e9f90132"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#aacfd03669af75ce2684917e8e9f90132">operator=</a> (<a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&amp;)=default</td></tr>
<tr class="memdesc:aacfd03669af75ce2684917e8e9f90132"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default move assignment operator. <a href="structentt_1_1meta__handle.html#aacfd03669af75ce2684917e8e9f90132">More...</a><br /></td></tr>
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<tr class="memitem:aed6a735b7dd561d9231334e54fe6fe55"><td class="memTemplParams" colspan="2">template&lt;typename Type , typename = std::enable_if_t&lt;!std::is_same_v&lt;std::decay_t&lt;Type&gt;, meta_handle&gt;&gt;&gt; </td></tr>
<tr class="memitem:aed6a735b7dd561d9231334e54fe6fe55"><td class="memTemplItemLeft" align="right" valign="top">&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#aed6a735b7dd561d9231334e54fe6fe55">meta_handle</a> (Type &amp;value)</td></tr>
<tr class="memdesc:aed6a735b7dd561d9231334e54fe6fe55"><td class="mdescLeft">&#160;</td><td class="mdescRight">Creates a handle that points to an unmanaged object. <a href="structentt_1_1meta__handle.html#aed6a735b7dd561d9231334e54fe6fe55">More...</a><br /></td></tr>
<tr class="separator:aed6a735b7dd561d9231334e54fe6fe55"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6936d403200fd97fd34d366d9c980c6c"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#a6936d403200fd97fd34d366d9c980c6c">operator bool</a> () const</td></tr>
<tr class="memdesc:a6936d403200fd97fd34d366d9c980c6c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns false if a handle is invalid, true otherwise. <a href="structentt_1_1meta__handle.html#a6936d403200fd97fd34d366d9c980c6c">More...</a><br /></td></tr>
<tr class="separator:a6936d403200fd97fd34d366d9c980c6c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad1309701800c7727eb519ee14b655e30"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classentt_1_1meta__any.html">meta_any</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#ad1309701800c7727eb519ee14b655e30">operator-&gt;</a> ()</td></tr>
<tr class="memdesc:ad1309701800c7727eb519ee14b655e30"><td class="mdescLeft">&#160;</td><td class="mdescRight">Access operator for accessing the contained opaque object. <a href="structentt_1_1meta__handle.html#ad1309701800c7727eb519ee14b655e30">More...</a><br /></td></tr>
<tr class="separator:ad1309701800c7727eb519ee14b655e30"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aeaeac6808357732eeb2ce615c7ccb0eb"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classentt_1_1meta__any.html">meta_any</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structentt_1_1meta__handle.html#aeaeac6808357732eeb2ce615c7ccb0eb">operator-&gt;</a> () const</td></tr>
<tr class="memdesc:aeaeac6808357732eeb2ce615c7ccb0eb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Access operator for accessing the contained opaque object. <a href="structentt_1_1meta__handle.html#aeaeac6808357732eeb2ce615c7ccb0eb">More...</a><br /></td></tr>
<tr class="separator:aeaeac6808357732eeb2ce615c7ccb0eb"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Opaque pointers to instances of any type. </p>
<p>A handle doesn't perform copies and isn't responsible for the contained object. It doesn't prolong the lifetime of the pointed instance.<br />
Handles are used to generate references to actual objects when needed. </p>
<p class="definition">Definition at line <a class="el" href="meta_8hpp_source.html#l00625">625</a> of file <a class="el" href="meta_8hpp_source.html">meta.hpp</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="aed6a735b7dd561d9231334e54fe6fe55"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aed6a735b7dd561d9231334e54fe6fe55">&#9670;&nbsp;</a></span>meta_handle()</h2>
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template&lt;typename Type , typename = std::enable_if_t&lt;!std::is_same_v&lt;std::decay_t&lt;Type&gt;, meta_handle&gt;&gt;&gt; </div>
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<td class="memname">entt::meta_handle::meta_handle </td>
<td>(</td>
<td class="paramtype">Type &amp;&#160;</td>
<td class="paramname"><em>value</em></td><td>)</td>
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<p>Creates a handle that points to an unmanaged object. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">Type</td><td>Type of object to use to initialize the handle. </td></tr>
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</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">value</td><td>An instance of an object to use to initialize the handle. </td></tr>
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</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="meta_8hpp_source.html#l00654">654</a> of file <a class="el" href="meta_8hpp_source.html">meta.hpp</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a6936d403200fd97fd34d366d9c980c6c">&#9670;&nbsp;</a></span>operator bool()</h2>
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<td class="memname">entt::meta_handle::operator bool </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Returns false if a handle is invalid, true otherwise. </p>
<dl class="section return"><dt>Returns</dt><dd>False if the handle is invalid, true otherwise. </dd></dl>
<p class="definition">Definition at line <a class="el" href="meta_8hpp_source.html#l00668">668</a> of file <a class="el" href="meta_8hpp_source.html">meta.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad1309701800c7727eb519ee14b655e30">&#9670;&nbsp;</a></span>operator-&gt;() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="classentt_1_1meta__any.html">meta_any</a>* entt::meta_handle::operator-&gt; </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>Access operator for accessing the contained opaque object. </p>
<dl class="section return"><dt>Returns</dt><dd>A wrapper that shares a reference to an unmanaged object. </dd></dl>
<p class="definition">Definition at line <a class="el" href="meta_8hpp_source.html#l00676">676</a> of file <a class="el" href="meta_8hpp_source.html">meta.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aeaeac6808357732eeb2ce615c7ccb0eb">&#9670;&nbsp;</a></span>operator-&gt;() <span class="overload">[2/2]</span></h2>
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<td class="memname">const <a class="el" href="classentt_1_1meta__any.html">meta_any</a>* entt::meta_handle::operator-&gt; </td>
<td>(</td>
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<p>Access operator for accessing the contained opaque object. </p>
<dl class="section return"><dt>Returns</dt><dd>A wrapper that shares a reference to an unmanaged object. </dd></dl>
<p class="definition">Definition at line <a class="el" href="meta_8hpp_source.html#l00681">681</a> of file <a class="el" href="meta_8hpp_source.html">meta.hpp</a>.</p>
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<a id="a750eb55693845b28da117db4d342b8e6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a750eb55693845b28da117db4d342b8e6">&#9670;&nbsp;</a></span>operator=() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a>&amp; entt::meta_handle::operator= </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Default copy assignment operator, deleted on purpose. </p>
<dl class="section return"><dt>Returns</dt><dd>This meta handle. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aacfd03669af75ce2684917e8e9f90132">&#9670;&nbsp;</a></span>operator=() <span class="overload">[2/2]</span></h2>
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<td class="memname"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a>&amp; entt::meta_handle::operator= </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structentt_1_1meta__handle.html">meta_handle</a> &amp;&amp;&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Default move assignment operator. </p>
<dl class="section return"><dt>Returns</dt><dd>This meta handle. </dd></dl>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>src/entt/meta/<a class="el" href="meta_8hpp_source.html">meta.hpp</a></li>
</ul>
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