untracked/docs/reference/html/classsigc_1_1slot0.html

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  22    <div id="projectname">libsigc++
  23    &#160;<span id="projectnumber">2.10.8</span>
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  43 <li class="navelem"><a class="el" href="namespacesigc.html">sigc</a></li><li class="navelem"><a class="el" href="classsigc_1_1slot0.html">slot0</a></li>  </ul>
  44 </div>
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  48 <a href="#pub-types">Public Types</a> &#124;
  49 <a href="#pub-methods">Public Member Functions</a> &#124;
  50 <a href="classsigc_1_1slot0-members.html">List of all members</a>  </div>
  51   <div class="headertitle">
  52 <div class="title">sigc::slot0&lt; T_return &gt; Class Template Reference<div class="ingroups"><a class="el" href="group__sigcfunctors.html">Functors</a> &raquo; <a class="el" href="group__slot.html">Slots</a></div></div>  </div>
  53 </div><!--header-->
  54 <div class="contents">
  55
  56 <p>Converts an arbitrary functor to a unified type which is opaque.
  57  <a href="classsigc_1_1slot0.html#details">More...</a></p>
  58
  59 <p><code>#include &lt;sigc++/functors/slot.h&gt;</code></p>
  60 <div class="dynheader">
  61 Inheritance diagram for sigc::slot0&lt; T_return &gt;:</div>
  62 <div class="dyncontent">
  63 <div class="center"><img src="classsigc_1_1slot0__inherit__graph.png" border="0" usemap="#asigc_1_1slot0_3_01T__return_01_4_inherit__map" alt="Inheritance graph"/></div>
  64 <map name="asigc_1_1slot0_3_01T__return_01_4_inherit__map" id="asigc_1_1slot0_3_01T__return_01_4_inherit__map">
  65 <area shape="rect" title="Converts an arbitrary functor to a unified type which is opaque." alt="" coords="5,155,177,181"/>
  66 <area shape="rect" href="classsigc_1_1slot_3_01T__return_00_01nil_00_01nil_00_01nil_00_01nil_00_01nil_00_01nil_00_01nil_01_4.html" title="Convenience wrapper for the numbered sigc::slot0 template." alt="" coords="15,229,168,285"/>
  67 <area shape="rect" href="classsigc_1_1slot__base.html" title="Base type for slots." alt="" coords="32,80,151,107"/>
  68 <area shape="rect" href="structsigc_1_1functor__base.html" title="A hint to the compiler." alt="" coords="21,5,161,32"/>
  69 </map>
  70 <center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
  71 <table class="memberdecls">
  72 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
  73 Public Types</h2></td></tr>
  74 <tr class="memitem:aca0c967b605e09d5a87015d95e93d4f7"><td class="memItemLeft" align="right" valign="top">typedef T_return&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#aca0c967b605e09d5a87015d95e93d4f7">result_type</a></td></tr>
  75 <tr class="separator:aca0c967b605e09d5a87015d95e93d4f7"><td class="memSeparator" colspan="2">&#160;</td></tr>
  76 <tr class="inherit_header pub_types_classsigc_1_1slot__base"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classsigc_1_1slot__base')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classsigc_1_1slot__base.html">sigc::slot_base</a></td></tr>
  77 <tr class="memitem:a7e1a0c2fe43a42187810e8997abeb341 inherit pub_types_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="structsigc_1_1trackable.html#a3338954d7565534bd945290b798e13ed">trackable::func_destroy_notify</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a7e1a0c2fe43a42187810e8997abeb341">func_destroy_notify</a></td></tr>
  78 <tr class="separator:a7e1a0c2fe43a42187810e8997abeb341 inherit pub_types_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
  79 </table><table class="memberdecls">
  80 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
  81 Public Member Functions</h2></td></tr>
  82 <tr class="memitem:a8681082ecd439d5b294922e4d27a3f49"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#a8681082ecd439d5b294922e4d27a3f49">slot0</a> ()</td></tr>
  83 <tr class="separator:a8681082ecd439d5b294922e4d27a3f49"><td class="memSeparator" colspan="2">&#160;</td></tr>
  84 <tr class="memitem:acce9a5d9a4f939e405383092ba717f72"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#acce9a5d9a4f939e405383092ba717f72">slot0</a> (const <a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp; src)</td></tr>
  85 <tr class="memdesc:acce9a5d9a4f939e405383092ba717f72"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot, copying an existing one.  <a href="classsigc_1_1slot0.html#acce9a5d9a4f939e405383092ba717f72">More...</a><br /></td></tr>
  86 <tr class="separator:acce9a5d9a4f939e405383092ba717f72"><td class="memSeparator" colspan="2">&#160;</td></tr>
  87 <tr class="memitem:a83a247c06b93ef644bdfe0bf119929c0"><td class="memTemplParams" colspan="2">template&lt;class T_functor &gt; </td></tr>
  88 <tr class="memitem:a83a247c06b93ef644bdfe0bf119929c0"><td class="memTemplItemLeft" align="right" valign="top">&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#a83a247c06b93ef644bdfe0bf119929c0">slot0</a> (const T_functor &amp; _A_func)</td></tr>
  89 <tr class="memdesc:a83a247c06b93ef644bdfe0bf119929c0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot from an arbitrary functor.  <a href="classsigc_1_1slot0.html#a83a247c06b93ef644bdfe0bf119929c0">More...</a><br /></td></tr>
  90 <tr class="separator:a83a247c06b93ef644bdfe0bf119929c0"><td class="memSeparator" colspan="2">&#160;</td></tr>
  91 <tr class="memitem:ac93b53e3d90df14b2b003ad0c685b160"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#ac93b53e3d90df14b2b003ad0c685b160">slot0</a> (<a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp;&amp; src)</td></tr>
  92 <tr class="memdesc:ac93b53e3d90df14b2b003ad0c685b160"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot, moving an existing one.  <a href="classsigc_1_1slot0.html#ac93b53e3d90df14b2b003ad0c685b160">More...</a><br /></td></tr>
  93 <tr class="separator:ac93b53e3d90df14b2b003ad0c685b160"><td class="memSeparator" colspan="2">&#160;</td></tr>
  94 <tr class="memitem:afa926436a4b0734f0adc2a485ccfe36a"><td class="memItemLeft" align="right" valign="top">T_return&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a">operator()</a> () const</td></tr>
  95 <tr class="memdesc:afa926436a4b0734f0adc2a485ccfe36a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Invoke the contained functor unless slot is in blocking state.  <a href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a">More...</a><br /></td></tr>
  96 <tr class="separator:afa926436a4b0734f0adc2a485ccfe36a"><td class="memSeparator" colspan="2">&#160;</td></tr>
  97 <tr class="memitem:a49bba0540dcc76fb19e49d19a1acd563"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#a49bba0540dcc76fb19e49d19a1acd563">operator=</a> (const <a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp; src)</td></tr>
  98 <tr class="memdesc:a49bba0540dcc76fb19e49d19a1acd563"><td class="mdescLeft">&#160;</td><td class="mdescRight">Overrides this slot, making a copy from another slot.  <a href="classsigc_1_1slot0.html#a49bba0540dcc76fb19e49d19a1acd563">More...</a><br /></td></tr>
  99 <tr class="separator:a49bba0540dcc76fb19e49d19a1acd563"><td class="memSeparator" colspan="2">&#160;</td></tr>
 100 <tr class="memitem:a95205051379e5d5657bac78c9b3b8d49"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot0.html#a95205051379e5d5657bac78c9b3b8d49">operator=</a> (<a class="el" href="classsigc_1_1slot0.html">slot0</a> &amp;&amp; src)</td></tr>
 101 <tr class="memdesc:a95205051379e5d5657bac78c9b3b8d49"><td class="mdescLeft">&#160;</td><td class="mdescRight">Overrides this slot, making a move from another slot.  <a href="classsigc_1_1slot0.html#a95205051379e5d5657bac78c9b3b8d49">More...</a><br /></td></tr>
 102 <tr class="separator:a95205051379e5d5657bac78c9b3b8d49"><td class="memSeparator" colspan="2">&#160;</td></tr>
 103 <tr class="inherit_header pub_methods_classsigc_1_1slot__base"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classsigc_1_1slot__base')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classsigc_1_1slot__base.html">sigc::slot_base</a></td></tr>
 104 <tr class="memitem:a182d5db71ef371838c73bcf1c135cd9a inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a182d5db71ef371838c73bcf1c135cd9a">slot_base</a> () noexcept</td></tr>
 105 <tr class="memdesc:a182d5db71ef371838c73bcf1c135cd9a inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs an empty slot.  <a href="classsigc_1_1slot__base.html#a182d5db71ef371838c73bcf1c135cd9a">More...</a><br /></td></tr>
 106 <tr class="separator:a182d5db71ef371838c73bcf1c135cd9a inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 107 <tr class="memitem:aadcbb54832b5207bddf89ac5433b531a inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#aadcbb54832b5207bddf89ac5433b531a">slot_base</a> (const <a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp; src)</td></tr>
 108 <tr class="memdesc:aadcbb54832b5207bddf89ac5433b531a inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot, copying an existing one.  <a href="classsigc_1_1slot__base.html#aadcbb54832b5207bddf89ac5433b531a">More...</a><br /></td></tr>
 109 <tr class="separator:aadcbb54832b5207bddf89ac5433b531a inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 110 <tr class="memitem:a5fbc2bf38a0d9ebcbe13d578d2b3d5a1 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a5fbc2bf38a0d9ebcbe13d578d2b3d5a1">slot_base</a> (rep_type * rep) noexcept</td></tr>
 111 <tr class="memdesc:a5fbc2bf38a0d9ebcbe13d578d2b3d5a1 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot from an existing slot_rep object.  <a href="classsigc_1_1slot__base.html#a5fbc2bf38a0d9ebcbe13d578d2b3d5a1">More...</a><br /></td></tr>
 112 <tr class="separator:a5fbc2bf38a0d9ebcbe13d578d2b3d5a1 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 113 <tr class="memitem:ad1fee67a5885e424c275ad0f48fc81b1 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#ad1fee67a5885e424c275ad0f48fc81b1">slot_base</a> (<a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp;&amp; src)</td></tr>
 114 <tr class="memdesc:ad1fee67a5885e424c275ad0f48fc81b1 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a slot, moving an existing one.  <a href="classsigc_1_1slot__base.html#ad1fee67a5885e424c275ad0f48fc81b1">More...</a><br /></td></tr>
 115 <tr class="separator:ad1fee67a5885e424c275ad0f48fc81b1 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 116 <tr class="memitem:a75c18c50860f63fb020fc2953576ea57 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a75c18c50860f63fb020fc2953576ea57">~slot_base</a> ()</td></tr>
 117 <tr class="separator:a75c18c50860f63fb020fc2953576ea57 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 118 <tr class="memitem:a8e37cc8f4b57898a288680e59bea2694 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a8e37cc8f4b57898a288680e59bea2694">add_destroy_notify_callback</a> (void *<a class="elRef" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01635.html#a4a0b2b9455f1e2025d77ba49b3863e33">data</a>, <a class="el" href="classsigc_1_1slot__base.html#a7e1a0c2fe43a42187810e8997abeb341">func_destroy_notify</a> func) const</td></tr>
 119 <tr class="memdesc:a8e37cc8f4b57898a288680e59bea2694 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Add a callback that is executed (notified) when the slot is detroyed.  <a href="classsigc_1_1slot__base.html#a8e37cc8f4b57898a288680e59bea2694">More...</a><br /></td></tr>
 120 <tr class="separator:a8e37cc8f4b57898a288680e59bea2694 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 121 <tr class="memitem:a657a8473164c963a5ca4828c88121bb9 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a657a8473164c963a5ca4828c88121bb9">block</a> (bool should_block=true) noexcept</td></tr>
 122 <tr class="memdesc:a657a8473164c963a5ca4828c88121bb9 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the blocking state.  <a href="classsigc_1_1slot__base.html#a657a8473164c963a5ca4828c88121bb9">More...</a><br /></td></tr>
 123 <tr class="separator:a657a8473164c963a5ca4828c88121bb9 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 124 <tr class="memitem:a2f266b6147c4a6bbc5b68994d2dc1517 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a2f266b6147c4a6bbc5b68994d2dc1517">blocked</a> () const noexcept</td></tr>
 125 <tr class="memdesc:a2f266b6147c4a6bbc5b68994d2dc1517 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns whether the slot is blocked.  <a href="classsigc_1_1slot__base.html#a2f266b6147c4a6bbc5b68994d2dc1517">More...</a><br /></td></tr>
 126 <tr class="separator:a2f266b6147c4a6bbc5b68994d2dc1517 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 127 <tr class="memitem:a4042d221f7f07a7394d2eb0f14db2857 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a4042d221f7f07a7394d2eb0f14db2857">disconnect</a> ()</td></tr>
 128 <tr class="memdesc:a4042d221f7f07a7394d2eb0f14db2857 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Disconnects the slot.  <a href="classsigc_1_1slot__base.html#a4042d221f7f07a7394d2eb0f14db2857">More...</a><br /></td></tr>
 129 <tr class="separator:a4042d221f7f07a7394d2eb0f14db2857 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 130 <tr class="memitem:ae6ac6ca962a1f6a7506d0817165b5cef inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#ae6ac6ca962a1f6a7506d0817165b5cef">empty</a> () const noexcept</td></tr>
 131 <tr class="memdesc:ae6ac6ca962a1f6a7506d0817165b5cef inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns whether the slot is invalid.  <a href="classsigc_1_1slot__base.html#ae6ac6ca962a1f6a7506d0817165b5cef">More...</a><br /></td></tr>
 132 <tr class="separator:ae6ac6ca962a1f6a7506d0817165b5cef inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 133 <tr class="memitem:a90d4d7d6037973a94d7dfd7ba9a5feb9 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a90d4d7d6037973a94d7dfd7ba9a5feb9">operator bool</a> () const noexcept</td></tr>
 134 <tr class="memdesc:a90d4d7d6037973a94d7dfd7ba9a5feb9 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Tests whether a slot is null, because the default constructor was used.  <a href="classsigc_1_1slot__base.html#a90d4d7d6037973a94d7dfd7ba9a5feb9">More...</a><br /></td></tr>
 135 <tr class="separator:a90d4d7d6037973a94d7dfd7ba9a5feb9 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 136 <tr class="memitem:a19522528264f1646f8ed982b0042ffad inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a19522528264f1646f8ed982b0042ffad">operator=</a> (const <a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp; src)</td></tr>
 137 <tr class="memdesc:a19522528264f1646f8ed982b0042ffad inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Overrides this slot, making a copy from another slot.  <a href="classsigc_1_1slot__base.html#a19522528264f1646f8ed982b0042ffad">More...</a><br /></td></tr>
 138 <tr class="separator:a19522528264f1646f8ed982b0042ffad inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 139 <tr class="memitem:a64e36f28ee61a94c0496fe76f6b3e813 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a64e36f28ee61a94c0496fe76f6b3e813">operator=</a> (<a class="el" href="classsigc_1_1slot__base.html">slot_base</a> &amp;&amp; src)</td></tr>
 140 <tr class="memdesc:a64e36f28ee61a94c0496fe76f6b3e813 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Overrides this slot, making a move from another slot.  <a href="classsigc_1_1slot__base.html#a64e36f28ee61a94c0496fe76f6b3e813">More...</a><br /></td></tr>
 141 <tr class="separator:a64e36f28ee61a94c0496fe76f6b3e813 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 142 <tr class="memitem:a69c55dedaa35626f288754d55b3da66c inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a69c55dedaa35626f288754d55b3da66c">remove_destroy_notify_callback</a> (void *<a class="elRef" href="http://gcc.gnu.org/onlinedocs/libstdc++/latest-doxygen/a01635.html#a4a0b2b9455f1e2025d77ba49b3863e33">data</a>) const</td></tr>
 143 <tr class="memdesc:a69c55dedaa35626f288754d55b3da66c inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Remove a callback previously installed with <a class="el" href="classsigc_1_1slot__base.html#a8e37cc8f4b57898a288680e59bea2694" title="Add a callback that is executed (notified) when the slot is detroyed.">add_destroy_notify_callback()</a>.  <a href="classsigc_1_1slot__base.html#a69c55dedaa35626f288754d55b3da66c">More...</a><br /></td></tr>
 144 <tr class="separator:a69c55dedaa35626f288754d55b3da66c inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 145 <tr class="memitem:aa7d281de451d5f47923f4ff1c5b7f2c9 inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#aa7d281de451d5f47923f4ff1c5b7f2c9">set_parent</a> (void * parent, void *(* cleanup)(void *)) const noexcept</td></tr>
 146 <tr class="memdesc:aa7d281de451d5f47923f4ff1c5b7f2c9 inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Sets the parent of this slot.  <a href="classsigc_1_1slot__base.html#aa7d281de451d5f47923f4ff1c5b7f2c9">More...</a><br /></td></tr>
 147 <tr class="separator:aa7d281de451d5f47923f4ff1c5b7f2c9 inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 148 <tr class="memitem:a25ad0bd4d2cea4dbfcd09f7d393d266d inherit pub_methods_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a25ad0bd4d2cea4dbfcd09f7d393d266d">unblock</a> () noexcept</td></tr>
 149 <tr class="memdesc:a25ad0bd4d2cea4dbfcd09f7d393d266d inherit pub_methods_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Unsets the blocking state.  <a href="classsigc_1_1slot__base.html#a25ad0bd4d2cea4dbfcd09f7d393d266d">More...</a><br /></td></tr>
 150 <tr class="separator:a25ad0bd4d2cea4dbfcd09f7d393d266d inherit pub_methods_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 151 </table><table class="memberdecls">
 152 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
 153 Additional Inherited Members</h2></td></tr>
 154 <tr class="inherit_header pub_attribs_classsigc_1_1slot__base"><td colspan="2" onclick="javascript:toggleInherit('pub_attribs_classsigc_1_1slot__base')"><img src="closed.png" alt="-"/>&#160;Public Attributes inherited from <a class="el" href="classsigc_1_1slot__base.html">sigc::slot_base</a></td></tr>
 155 <tr class="memitem:a9dc4958860c0f8300b461a743b7f2a2b inherit pub_attribs_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#a9dc4958860c0f8300b461a743b7f2a2b">blocked_</a></td></tr>
 156 <tr class="memdesc:a9dc4958860c0f8300b461a743b7f2a2b inherit pub_attribs_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Indicates whether the slot is blocked.  <a href="classsigc_1_1slot__base.html#a9dc4958860c0f8300b461a743b7f2a2b">More...</a><br /></td></tr>
 157 <tr class="separator:a9dc4958860c0f8300b461a743b7f2a2b inherit pub_attribs_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 158 <tr class="memitem:aa482f7dfc73c6950abde0fd51b3125b5 inherit pub_attribs_classsigc_1_1slot__base"><td class="memItemLeft" align="right" valign="top">rep_type *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classsigc_1_1slot__base.html#aa482f7dfc73c6950abde0fd51b3125b5">rep_</a></td></tr>
 159 <tr class="memdesc:aa482f7dfc73c6950abde0fd51b3125b5 inherit pub_attribs_classsigc_1_1slot__base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Typed slot_rep object that contains a functor.  <a href="classsigc_1_1slot__base.html#aa482f7dfc73c6950abde0fd51b3125b5">More...</a><br /></td></tr>
 160 <tr class="separator:aa482f7dfc73c6950abde0fd51b3125b5 inherit pub_attribs_classsigc_1_1slot__base"><td class="memSeparator" colspan="2">&#160;</td></tr>
 161 </table>
 162 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 163 <div class="textblock"><h3>template&lt;class T_return&gt;<br />
 164 class sigc::slot0&lt; T_return &gt;</h3>
 165
 166 <p>Converts an arbitrary functor to a unified type which is opaque. </p>
 167 <p><a class="el" href="classsigc_1_1slot.html" title="Convenience wrapper for the numbered sigc::slot# templates.">sigc::slot</a> itself is a functor or to be more precise a closure. It contains a single, arbitrary functor (or closure) that is executed in <a class="el" href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a" title="Invoke the contained functor unless slot is in blocking state.">operator()()</a>.</p>
 168 <p>The template arguments determine the function signature of <a class="el" href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a" title="Invoke the contained functor unless slot is in blocking state.">operator()()</a>:</p><ul>
 169 <li><em>T_return</em> The return type of <a class="el" href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a" title="Invoke the contained functor unless slot is in blocking state.">operator()()</a>.</li>
 170 </ul>
 171 <p>To use simply assign the desired functor to the slot. If the functor is not compatible with the parameter list defined with the template arguments compiler errors are triggered. When called the slot will invoke the functor with minimal copies. <a class="el" href="classsigc_1_1slot__base.html#a657a8473164c963a5ca4828c88121bb9" title="Sets the blocking state.">block()</a> and <a class="el" href="classsigc_1_1slot__base.html#a25ad0bd4d2cea4dbfcd09f7d393d266d" title="Unsets the blocking state.">unblock()</a> can be used to block the functor's invocation from <a class="el" href="classsigc_1_1slot0.html#afa926436a4b0734f0adc2a485ccfe36a" title="Invoke the contained functor unless slot is in blocking state.">operator()()</a> temporarily.</p>
 172 <p>You should use the more convenient unnumbered <a class="el" href="classsigc_1_1slot.html" title="Convenience wrapper for the numbered sigc::slot# templates.">sigc::slot</a> template. </p>
 173 </div><h2 class="groupheader">Member Typedef Documentation</h2>
 174 <a id="aca0c967b605e09d5a87015d95e93d4f7"></a>
 175 <h2 class="memtitle"><span class="permalink"><a href="#aca0c967b605e09d5a87015d95e93d4f7">&#9670;&#160;</a></span>result_type</h2>
 176
 177 <div class="memitem">
 178 <div class="memproto">
 179 <div class="memtemplate">
 180 template &lt;class T_return &gt; </div>
 181       <table class="memname">
 182         <tr>
 183           <td class="memname">typedef T_return <a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1slot0.html#aca0c967b605e09d5a87015d95e93d4f7">result_type</a></td>
 184         </tr>
 185       </table>
 186 </div><div class="memdoc">
 187
 188 </div>
 189 </div>
 190 <h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
 191 <a id="a8681082ecd439d5b294922e4d27a3f49"></a>
 192 <h2 class="memtitle"><span class="permalink"><a href="#a8681082ecd439d5b294922e4d27a3f49">&#9670;&#160;</a></span>slot0() <span class="overload">[1/4]</span></h2>
 193
 194 <div class="memitem">
 195 <div class="memproto">
 196 <div class="memtemplate">
 197 template &lt;class T_return &gt; </div>
 198 <table class="mlabels">
 199   <tr>
 200   <td class="mlabels-left">
 201       <table class="memname">
 202         <tr>
 203           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1slot0.html">slot0</a> </td>
 204           <td>(</td>
 205           <td class="paramname"></td><td>)</td>
 206           <td></td>
 207         </tr>
 208       </table>
 209   </td>
 210   <td class="mlabels-right">
 211 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 212   </tr>
 213 </table>
 214 </div><div class="memdoc">
 215
 216 </div>
 217 </div>
 218 <a id="a83a247c06b93ef644bdfe0bf119929c0"></a>
 219 <h2 class="memtitle"><span class="permalink"><a href="#a83a247c06b93ef644bdfe0bf119929c0">&#9670;&#160;</a></span>slot0() <span class="overload">[2/4]</span></h2>
 220
 221 <div class="memitem">
 222 <div class="memproto">
 223 <div class="memtemplate">
 224 template &lt;class T_return &gt; </div>
 225 <div class="memtemplate">
 226 template &lt;class T_functor &gt; </div>
 227 <table class="mlabels">
 228   <tr>
 229   <td class="mlabels-left">
 230       <table class="memname">
 231         <tr>
 232           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1slot0.html">slot0</a> </td>
 233           <td>(</td>
 234           <td class="paramtype">const T_functor &amp;&#160;</td>
 235           <td class="paramname"><em>_A_func</em></td><td>)</td>
 236           <td></td>
 237         </tr>
 238       </table>
 239   </td>
 240   <td class="mlabels-right">
 241 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 242   </tr>
 243 </table>
 244 </div><div class="memdoc">
 245
 246 <p>Constructs a slot from an arbitrary functor. </p>
 247 <dl class="params"><dt>Parameters</dt><dd>
 248   <table class="params">
 249     <tr><td class="paramname">_A_func</td><td>The desired functor the new slot should be assigned to. </td></tr>
 250   </table>
 251   </dd>
 252 </dl>
 253
 254 </div>
 255 </div>
 256 <a id="acce9a5d9a4f939e405383092ba717f72"></a>
 257 <h2 class="memtitle"><span class="permalink"><a href="#acce9a5d9a4f939e405383092ba717f72">&#9670;&#160;</a></span>slot0() <span class="overload">[3/4]</span></h2>
 258
 259 <div class="memitem">
 260 <div class="memproto">
 261 <div class="memtemplate">
 262 template &lt;class T_return &gt; </div>
 263 <table class="mlabels">
 264   <tr>
 265   <td class="mlabels-left">
 266       <table class="memname">
 267         <tr>
 268           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1slot0.html">slot0</a> </td>
 269           <td>(</td>
 270           <td class="paramtype">const <a class="el" href="classsigc_1_1slot0.html">slot0</a>&lt; T_return &gt; &amp;&#160;</td>
 271           <td class="paramname"><em>src</em></td><td>)</td>
 272           <td></td>
 273         </tr>
 274       </table>
 275   </td>
 276   <td class="mlabels-right">
 277 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 278   </tr>
 279 </table>
 280 </div><div class="memdoc">
 281
 282 <p>Constructs a slot, copying an existing one. </p>
 283 <dl class="params"><dt>Parameters</dt><dd>
 284   <table class="params">
 285     <tr><td class="paramname">src</td><td>The existing slot to copy. </td></tr>
 286   </table>
 287   </dd>
 288 </dl>
 289
 290 </div>
 291 </div>
 292 <a id="ac93b53e3d90df14b2b003ad0c685b160"></a>
 293 <h2 class="memtitle"><span class="permalink"><a href="#ac93b53e3d90df14b2b003ad0c685b160">&#9670;&#160;</a></span>slot0() <span class="overload">[4/4]</span></h2>
 294
 295 <div class="memitem">
 296 <div class="memproto">
 297 <div class="memtemplate">
 298 template &lt;class T_return &gt; </div>
 299 <table class="mlabels">
 300   <tr>
 301   <td class="mlabels-left">
 302       <table class="memname">
 303         <tr>
 304           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::<a class="el" href="classsigc_1_1slot0.html">slot0</a> </td>
 305           <td>(</td>
 306           <td class="paramtype"><a class="el" href="classsigc_1_1slot0.html">slot0</a>&lt; T_return &gt; &amp;&amp;&#160;</td>
 307           <td class="paramname"><em>src</em></td><td>)</td>
 308           <td></td>
 309         </tr>
 310       </table>
 311   </td>
 312   <td class="mlabels-right">
 313 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 314   </tr>
 315 </table>
 316 </div><div class="memdoc">
 317
 318 <p>Constructs a slot, moving an existing one. </p>
 319 <p>If <code>src</code> is connected to a parent (e.g. a signal), it is copied, not moved. </p><dl class="params"><dt>Parameters</dt><dd>
 320   <table class="params">
 321     <tr><td class="paramname">src</td><td>The existing slot to move or copy. </td></tr>
 322   </table>
 323   </dd>
 324 </dl>
 325
 326 </div>
 327 </div>
 328 <h2 class="groupheader">Member Function Documentation</h2>
 329 <a id="afa926436a4b0734f0adc2a485ccfe36a"></a>
 330 <h2 class="memtitle"><span class="permalink"><a href="#afa926436a4b0734f0adc2a485ccfe36a">&#9670;&#160;</a></span>operator()()</h2>
 331
 332 <div class="memitem">
 333 <div class="memproto">
 334 <div class="memtemplate">
 335 template &lt;class T_return &gt; </div>
 336 <table class="mlabels">
 337   <tr>
 338   <td class="mlabels-left">
 339       <table class="memname">
 340         <tr>
 341           <td class="memname">T_return <a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::operator() </td>
 342           <td>(</td>
 343           <td class="paramname"></td><td>)</td>
 344           <td> const</td>
 345         </tr>
 346       </table>
 347   </td>
 348   <td class="mlabels-right">
 349 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 350   </tr>
 351 </table>
 352 </div><div class="memdoc">
 353
 354 <p>Invoke the contained functor unless slot is in blocking state. </p>
 355 <dl class="section return"><dt>Returns</dt><dd>The return value of the functor invocation. </dd></dl>
 356
 357 </div>
 358 </div>
 359 <a id="a49bba0540dcc76fb19e49d19a1acd563"></a>
 360 <h2 class="memtitle"><span class="permalink"><a href="#a49bba0540dcc76fb19e49d19a1acd563">&#9670;&#160;</a></span>operator=() <span class="overload">[1/2]</span></h2>
 361
 362 <div class="memitem">
 363 <div class="memproto">
 364 <div class="memtemplate">
 365 template &lt;class T_return &gt; </div>
 366 <table class="mlabels">
 367   <tr>
 368   <td class="mlabels-left">
 369       <table class="memname">
 370         <tr>
 371           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">slot0</a>&amp; <a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::operator= </td>
 372           <td>(</td>
 373           <td class="paramtype">const <a class="el" href="classsigc_1_1slot0.html">slot0</a>&lt; T_return &gt; &amp;&#160;</td>
 374           <td class="paramname"><em>src</em></td><td>)</td>
 375           <td></td>
 376         </tr>
 377       </table>
 378   </td>
 379   <td class="mlabels-right">
 380 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 381   </tr>
 382 </table>
 383 </div><div class="memdoc">
 384
 385 <p>Overrides this slot, making a copy from another slot. </p>
 386 <dl class="params"><dt>Parameters</dt><dd>
 387   <table class="params">
 388     <tr><td class="paramname">src</td><td>The slot from which to make a copy. </td></tr>
 389   </table>
 390   </dd>
 391 </dl>
 392 <dl class="section return"><dt>Returns</dt><dd><code>this</code>. </dd></dl>
 393
 394 </div>
 395 </div>
 396 <a id="a95205051379e5d5657bac78c9b3b8d49"></a>
 397 <h2 class="memtitle"><span class="permalink"><a href="#a95205051379e5d5657bac78c9b3b8d49">&#9670;&#160;</a></span>operator=() <span class="overload">[2/2]</span></h2>
 398
 399 <div class="memitem">
 400 <div class="memproto">
 401 <div class="memtemplate">
 402 template &lt;class T_return &gt; </div>
 403 <table class="mlabels">
 404   <tr>
 405   <td class="mlabels-left">
 406       <table class="memname">
 407         <tr>
 408           <td class="memname"><a class="el" href="classsigc_1_1slot0.html">slot0</a>&amp; <a class="el" href="classsigc_1_1slot0.html">sigc::slot0</a>&lt; T_return &gt;::operator= </td>
 409           <td>(</td>
 410           <td class="paramtype"><a class="el" href="classsigc_1_1slot0.html">slot0</a>&lt; T_return &gt; &amp;&amp;&#160;</td>
 411           <td class="paramname"><em>src</em></td><td>)</td>
 412           <td></td>
 413         </tr>
 414       </table>
 415   </td>
 416   <td class="mlabels-right">
 417 <span class="mlabels"><span class="mlabel">inline</span></span>  </td>
 418   </tr>
 419 </table>
 420 </div><div class="memdoc">
 421
 422 <p>Overrides this slot, making a move from another slot. </p>
 423 <p>If <code>src</code> is connected to a parent (e.g. a signal), it is copied, not moved. </p><dl class="params"><dt>Parameters</dt><dd>
 424   <table class="params">
 425     <tr><td class="paramname">src</td><td>The slot from which to move or copy. </td></tr>
 426   </table>
 427   </dd>
 428 </dl>
 429 <dl class="section return"><dt>Returns</dt><dd><code>this</code>. </dd></dl>
 430
 431 </div>
 432 </div>
 433 </div><!-- contents -->
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