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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>scim: scim::Signal0< R, Marshal > Class Template Reference</title>
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<a class="el" href="a00157.html">scim</a>::<a class="el" href="a00074.html">Signal0</a></div>
<h1>scim::Signal0< R, Marshal > Class Template Reference<br>
<small>
[<a class="el" href="a00159.html">SignalSlot</a>, <a class="el" href="a00159.html">SignalSlot</a>]</small>
</h1><!-- doxytag: class="scim::Signal0" --><!-- doxytag: inherits="scim::Signal" -->A template for a signal passing no arguments and returning a value of type R.
<a href="#_details">More...</a>
<p>
<code>#include <scim_signals.h></code>
<p>
Inheritance diagram for scim::Signal0< R, Marshal >:<p><center><img src="a00436.png" border="0" usemap="#a00437" alt="Inheritance graph"></center>
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<area href="a00073.html" shape="rect" coords="57,8,159,32" alt="">
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<center><font size="2">[<a target="top" href="graph_legend.html">legend</a>]</font></center>Collaboration diagram for scim::Signal0< R, Marshal >:<p><center><img src="a00438.png" border="0" usemap="#a00439" alt="Collaboration graph"></center>
<map name="a00439">
<area href="a00073.html" shape="rect" coords="57,8,159,32" alt="">
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<center><font size="2">[<a target="top" href="graph_legend.html">legend</a>]</font></center><a href="a00440.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="a00096.html">Slot0</a>< R > </td><td class="memItemRight" valign="bottom"><a class="el" href="a00074.html#0c6e5a07c566eedbdde7aaee90608e91">SlotType</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Function signature for handlers connecting the signal. <a href="#0c6e5a07c566eedbdde7aaee90608e91"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00017.html">Connection</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a00074.html#23ccda2933027f1ca3c2ab973d2d6c3b">connect</a> (<a class="el" href="a00096.html">SlotType</a> *slot)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00096.html">SlotType</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00074.html#de7924b322435b4acee94d21cbc3afc2">slot</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">R </td><td class="memItemRight" valign="bottom"><a class="el" href="a00074.html#5b556dd39a108555fc10fdbea59465ce">emit</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">R </td><td class="memItemRight" valign="bottom"><a class="el" href="a00074.html#41d4c1a2ed010dd1580172076a361c2e">operator()</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Function operator; calls <a class="el" href="a00074.html#5b556dd39a108555fc10fdbea59465ce">emit()</a>. <a href="#41d4c1a2ed010dd1580172076a361c2e"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
<h3>template<typename R, typename Marshal = class DefaultMarshal<R>><br>
class scim::Signal0< R, Marshal ></h3>
A template for a signal passing no arguments and returning a value of type R.
<p>
<hr><h2>Member Typedef Documentation</h2>
<a class="anchor" name="0c6e5a07c566eedbdde7aaee90608e91"></a><!-- doxytag: member="scim::Signal0::SlotType" ref="0c6e5a07c566eedbdde7aaee90608e91" args="" -->
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template<typename R, typename Marshal = class DefaultMarshal<R>> </div>
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<td class="memname">typedef <a class="el" href="a00096.html">Slot0</a><R> <a class="el" href="a00074.html">scim::Signal0</a>< R, Marshal >::<a class="el" href="a00096.html">SlotType</a> </td>
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<p>
Function signature for handlers connecting the signal.
<p>
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="23ccda2933027f1ca3c2ab973d2d6c3b"></a><!-- doxytag: member="scim::Signal0::connect" ref="23ccda2933027f1ca3c2ab973d2d6c3b" args="(SlotType *slot)" -->
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template<typename R, typename Marshal = class DefaultMarshal<R>> </div>
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<td class="memname"><a class="el" href="a00017.html">Connection</a> <a class="el" href="a00074.html">scim::Signal0</a>< R, Marshal >::connect </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00096.html">SlotType</a> * </td>
<td class="paramname"> <em>slot</em> </td>
<td> ) </td>
<td width="100%"><code> [inline]</code></td>
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<p>
Connect a slot to the signal. <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>slot</em> </td><td>- a slot of type Slot0<R>. </td></tr>
</table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>a connection object.</dd></dl>
<br>
The returned connection object can be used alter or change the connection.
</div>
</div><p>
<a class="anchor" name="de7924b322435b4acee94d21cbc3afc2"></a><!-- doxytag: member="scim::Signal0::slot" ref="de7924b322435b4acee94d21cbc3afc2" args="()" -->
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<div class="memproto">
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template<typename R, typename Marshal = class DefaultMarshal<R>> </div>
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<td class="memname"><a class="el" href="a00096.html">SlotType</a>* <a class="el" href="a00074.html">scim::Signal0</a>< R, Marshal >::slot </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [inline]</code></td>
</tr>
</table>
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<p>
Returns a slot for this signal. <dl class="return" compact><dt><b>Returns:</b></dt><dd>a new slot of type Slot0<R>.</dd></dl>
<br>
The returned slot can be passed to another signal allowing the other signal to call this signal when it gets emitted.
</div>
</div><p>
<a class="anchor" name="5b556dd39a108555fc10fdbea59465ce"></a><!-- doxytag: member="scim::Signal0::emit" ref="5b556dd39a108555fc10fdbea59465ce" args="()" -->
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template<typename R, typename Marshal = class DefaultMarshal<R>> </div>
<table class="memname">
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<td class="memname">R <a class="el" href="a00074.html">scim::Signal0</a>< R, Marshal >::emit </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Emit the signal. <dl class="return" compact><dt><b>Returns:</b></dt><dd>the value returned by the signal handler.</dd></dl>
<br>
Calls every slot connected to this signal, in order of connection.
</div>
</div><p>
<a class="anchor" name="41d4c1a2ed010dd1580172076a361c2e"></a><!-- doxytag: member="scim::Signal0::operator()" ref="41d4c1a2ed010dd1580172076a361c2e" args="()" -->
<div class="memitem">
<div class="memproto">
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template<typename R, typename Marshal = class DefaultMarshal<R>> </div>
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<td class="memname">R <a class="el" href="a00074.html">scim::Signal0</a>< R, Marshal >::operator() </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Function operator; calls <a class="el" href="a00074.html#5b556dd39a108555fc10fdbea59465ce">emit()</a>.
<p>
</div>
</div><p>
<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="a00149.html">scim_signals.h</a></ul>
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