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<title>GISignalInfo: GObject Introspection Reference Manual</title>
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<a href="#gi-GISignalInfo.description" class="shortcut">Description</a></span>
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<a name="gi-GISignalInfo"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gi-GISignalInfo.top_of_page"></a>GISignalInfo</span></h2>
<p>GISignalInfo — Struct representing a signal</p>
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<div class="refsect1">
<a name="gi-GISignalInfo.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name">
<a class="link" href="gi-GISignalInfo.html#GI-IS-SIGNAL-INFO:CAPS" title="GI_IS_SIGNAL_INFO()">GI_IS_SIGNAL_INFO</a><span class="c_punctuation">()</span>
</td>
</tr>
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<td class="function_type">
<a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#GSignalFlags"><span class="returnvalue">GSignalFlags</span></a>
</td>
<td class="function_name">
<a class="link" href="gi-GISignalInfo.html#g-signal-info-get-flags" title="g_signal_info_get_flags ()">g_signal_info_get_flags</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="gi-GIVFuncInfo.html#GIVFuncInfo" title="GIVFuncInfo"><span class="returnvalue">GIVFuncInfo</span></a> *
</td>
<td class="function_name">
<a class="link" href="gi-GISignalInfo.html#g-signal-info-get-class-closure" title="g_signal_info_get_class_closure ()">g_signal_info_get_class_closure</a> <span class="c_punctuation">()</span>
</td>
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<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gi-GISignalInfo.html#g-signal-info-true-stops-emit" title="g_signal_info_true_stops_emit ()">g_signal_info_true_stops_emit</a> <span class="c_punctuation">()</span>
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</tbody>
</table></div>
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<div class="refsect1">
<a name="gi-GISignalInfo.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="typedef_keyword">typedef</td>
<td class="function_name"><a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo">GISignalInfo</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gi-GISignalInfo.description"></a><h2>Description</h2>
<p>GISignalInfo represents a signal. It's a sub-struct of <a class="link" href="gi-GICallableInfo.html#GICallableInfo" title="GICallableInfo"><span class="type">GICallableInfo</span></a>
and contains a set of flags and a class closure.</p>
<p>See <a class="link" href="gi-GICallableInfo.html#GICallableInfo" title="GICallableInfo"><span class="type">GICallableInfo</span></a> for information on how to retreive arguments
and other metadata from the signal.</p>
<div class="refsect1">
<a name="gi-gisignalinfo.struct-hierarchy"></a><h2>Struct hierarchy</h2>
<pre class="synopsis">
<a class="link" href="gi-GIBaseInfo.html" title="GIBaseInfo">GIBaseInfo</a>
+----<a class="link" href="gi-GICallableInfo.html" title="GICallableInfo">GICallableInfo</a>
+----<a class="link" href="gi-GIFunctionInfo.html" title="GIFunctionInfo">GIFunctionInfo</a>
+----GISignalInfo
+----<a class="link" href="gi-GIVFuncInfo.html" title="GIVFuncInfo">GIVFuncInfo</a>
</pre>
</div>
</div>
<div class="refsect1">
<a name="gi-GISignalInfo.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="GI-IS-SIGNAL-INFO:CAPS"></a><h3>GI_IS_SIGNAL_INFO()</h3>
<pre class="programlisting">#define GI_IS_SIGNAL_INFO(info)</pre>
<p>Checks if <em class="parameter"><code>info</code></em>
is a <a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a>.</p>
<div class="refsect3">
<a name="id-1.4.2.9.6.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>info</p></td>
<td class="parameter_description"><p>an info structure</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="g-signal-info-get-flags"></a><h3>g_signal_info_get_flags ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#GSignalFlags"><span class="returnvalue">GSignalFlags</span></a>
g_signal_info_get_flags (<em class="parameter"><code><a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a> *info</code></em>);</pre>
<p>Obtain the flags for this signal info. See <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#GSignalFlags"><span class="type">GSignalFlags</span></a> for
more information about possible flag values.</p>
<div class="refsect3">
<a name="id-1.4.2.9.6.3.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>info</p></td>
<td class="parameter_description"><p>a <a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.2.9.6.3.6"></a><h4>Returns</h4>
<p> the flags</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="g-signal-info-get-class-closure"></a><h3>g_signal_info_get_class_closure ()</h3>
<pre class="programlisting"><a class="link" href="gi-GIVFuncInfo.html#GIVFuncInfo" title="GIVFuncInfo"><span class="returnvalue">GIVFuncInfo</span></a> *
g_signal_info_get_class_closure (<em class="parameter"><code><a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a> *info</code></em>);</pre>
<p>Obtain the class closure for this signal if one is set. The class
closure is a virtual function on the type that the signal belongs to.
If the signal lacks a closure <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> will be returned.</p>
<div class="refsect3">
<a name="id-1.4.2.9.6.4.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>info</p></td>
<td class="parameter_description"><p>a <a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.2.9.6.4.6"></a><h4>Returns</h4>
<p> the class closure or <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="g-signal-info-true-stops-emit"></a><h3>g_signal_info_true_stops_emit ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
g_signal_info_true_stops_emit (<em class="parameter"><code><a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a> *info</code></em>);</pre>
<p>Obtain if the returning true in the signal handler will
stop the emission of the signal.</p>
<div class="refsect3">
<a name="id-1.4.2.9.6.5.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>info</p></td>
<td class="parameter_description"><p>a <a class="link" href="gi-GISignalInfo.html#GISignalInfo" title="GISignalInfo"><span class="type">GISignalInfo</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.4.2.9.6.5.6"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if returning true stops the signal emission</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="gi-GISignalInfo.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GISignalInfo"></a><h3>GISignalInfo</h3>
<pre class="programlisting">typedef GIBaseInfo GISignalInfo;
</pre>
<p>Represents a signal.</p>
</div>
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