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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>ShellGenericContainer: Shell Reference Manual</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.78.1">
<link rel="home" href="index.html" title="Shell Reference Manual">
<link rel="up" href="ch01.html" title="Actors">
<link rel="prev" href="ch01.html" title="Actors">
<link rel="next" href="ShellSlicer.html" title="ShellSlicer">
<meta name="generator" content="GTK-Doc V1.21.1 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle">
<td width="100%" align="left" class="shortcuts">
<a href="#" class="shortcut">Top</a><span id="nav_description">  <span class="dim">|</span> 
                  <a href="#ShellGenericContainer.description" class="shortcut">Description</a></span><span id="nav_hierarchy">  <span class="dim">|</span> 
                  <a href="#ShellGenericContainer.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_signals">  <span class="dim">|</span> 
                  <a href="#ShellGenericContainer.signals" class="shortcut">Signals</a></span>
</td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
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<td><a accesskey="n" href="ShellSlicer.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td>
</tr></table>
<div class="refentry">
<a name="ShellGenericContainer"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="ShellGenericContainer.top_of_page"></a>ShellGenericContainer</span></h2>
<p>ShellGenericContainer — A container class with signals for allocation</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="ShellGenericContainer.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="function_type">
<a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="ShellGenericContainer.html#shell-generic-container-get-n-skip-paint" title="shell_generic_container_get_n_skip_paint ()">shell_generic_container_get_n_skip_paint</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="ShellGenericContainer.html#shell-generic-container-get-skip-paint" title="shell_generic_container_get_skip_paint ()">shell_generic_container_get_skip_paint</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="ShellGenericContainer.html#shell-generic-container-set-skip-paint" title="shell_generic_container_set_skip_paint ()">shell_generic_container_set_skip_paint</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="ShellGenericContainer.signals"></a><h2>Signals</h2>
<div class="informaltable"><table border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="ShellGenericContainer.html#ShellGenericContainer-allocate" title="The “allocate” signal">allocate</a></td>
<td class="signal_flags"><a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="ShellGenericContainer.html#ShellGenericContainer-get-preferred-height" title="The “get-preferred-height” signal">get-preferred-height</a></td>
<td class="signal_flags"><a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="ShellGenericContainer.html#ShellGenericContainer-get-preferred-width" title="The “get-preferred-width” signal">get-preferred-width</a></td>
<td class="signal_flags"><a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr>
</tbody>
</table></div>
</div>
<a name="ShellGenericContainerAllocation"></a><div class="refsect1">
<a name="ShellGenericContainer.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    GBoxed
    <span class="lineart">╰──</span> ShellGenericContainerAllocation
    <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
    <span class="lineart">╰──</span> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> ClutterActor
            <span class="lineart">╰──</span> <a href="/home/fmuellner/opt/gnome/share/gtk-doc/html/st/StWidget.html">StWidget</a>
                <span class="lineart">╰──</span> ShellGenericContainer
</pre>
</div>
<div class="refsect1">
<a name="ShellGenericContainer.description"></a><h2>Description</h2>
<p><a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> is mainly a workaround for the current
lack of GObject subclassing + vfunc overrides in gjs.  We
implement the container interface, but proxy the virtual functions
into signals, which gjs can catch.</p>
<p><a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> is an <a href="/home/fmuellner/opt/gnome/share/gtk-doc/html/st/StWidget.html"><span class="type">StWidget</span></a>, and automatically takes its
borders and padding into account during size request and allocation.</p>
</div>
<div class="refsect1">
<a name="ShellGenericContainer.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="shell-generic-container-get-n-skip-paint"></a><h3>shell_generic_container_get_n_skip_paint ()</h3>
<pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
shell_generic_container_get_n_skip_paint
                               (<em class="parameter"><code><a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> *self</code></em>);</pre>
<div class="refsect3">
<a name="id-1.2.2.8.2.4"></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>self</p></td>
<td class="parameter_description"><p>A <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.2.8.2.5"></a><h4>Returns</h4>
<p> Number of children which will not be painted.</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="shell-generic-container-get-skip-paint"></a><h3>shell_generic_container_get_skip_paint ()</h3>
<pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
shell_generic_container_get_skip_paint
                               (<em class="parameter"><code><a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> *self</code></em>,
                                <em class="parameter"><code><span class="type">ClutterActor</span> *child</code></em>);</pre>
<p>Gets whether or not <em class="parameter"><code>actor</code></em>
 is skipped when painting.</p>
<div class="refsect3">
<a name="id-1.2.2.8.3.5"></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>self</p></td>
<td class="parameter_description"><p>A <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>child</p></td>
<td class="parameter_description"><p>Child <span class="type">ClutterActor</span></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.2.8.3.6"></a><h4>Returns</h4>
<p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> or <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a></p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="shell-generic-container-set-skip-paint"></a><h3>shell_generic_container_set_skip_paint ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
shell_generic_container_set_skip_paint
                               (<em class="parameter"><code><a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> *self</code></em>,
                                <em class="parameter"><code><span class="type">ClutterActor</span> *child</code></em>,
                                <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> skip</code></em>);</pre>
<p>Set whether or not we should skip painting <em class="parameter"><code>actor</code></em>
.  Workaround for
lack of gjs ability to override _paint vfunc.</p>
<div class="refsect3">
<a name="id-1.2.2.8.4.5"></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>self</p></td>
<td class="parameter_description"><p>A <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>child</p></td>
<td class="parameter_description"><p>Child <span class="type">ClutterActor</span></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>skip</p></td>
<td class="parameter_description"><p><a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if we should skip painting</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="ShellGenericContainer.other_details"></a><h2>Types and Values</h2>
</div>
<div class="refsect1">
<a name="ShellGenericContainer.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="ShellGenericContainer-allocate"></a><h3>The <code class="literal">“allocate”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a> *self,
               <span class="type">ClutterActorBox</span>       *box,
               <span class="type">ClutterAllocationFlags</span> flags,
               <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>               user_data)</pre>
<p>Emitted when <em class="parameter"><code>self</code></em>
 is allocated, after chaining up to the parent
allocate method.</p>
<p>Note that <em class="parameter"><code>box</code></em>
 is <em class="parameter"><code>self</code></em>
's content box (qv
<a href="/home/fmuellner/opt/gnome/share/gtk-doc/html/st/st-st-theme-node.html#st-theme-node-get-content-box"><code class="function">st_theme_node_get_content_box()</code></a>), NOT its allocation.</p>
<div class="refsect3">
<a name="id-1.2.2.10.2.6"></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>self</p></td>
<td class="parameter_description"><p>the <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>box</p></td>
<td class="parameter_description"><p><em class="parameter"><code>self</code></em>
's content box</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>flags</p></td>
<td class="parameter_description"><p>the allocation flags.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
</div>
<hr>
<div class="refsect2">
<a name="ShellGenericContainer-get-preferred-height"></a><h3>The <code class="literal">“get-preferred-height”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a>           *self,
               <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                           for_width,
               <a class="link" href="ShellGenericContainer.html#ShellGenericContainerAllocation"><span class="type">ShellGenericContainerAllocation</span></a> *alloc,
               <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>                         user_data)</pre>
<p>Emitted when <code class="function">clutter_actor_get_preferred_height()</code> is called
on <em class="parameter"><code>self</code></em>
. You should fill in the fields of <em class="parameter"><code>alloc</code></em>
 with the
your minimum and natural heights. <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a>
will deal with taking its borders and padding into account
for you.</p>
<p><em class="parameter"><code>alloc</code></em>
's fields are initialized to 0, so unless you have a fixed
height specified (via <span class="type">“height”</span> or CSS), you must
connect to this signal and fill in the values.</p>
<div class="refsect3">
<a name="id-1.2.2.10.3.6"></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>self</p></td>
<td class="parameter_description"><p>the <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>for_width</p></td>
<td class="parameter_description"><p>as in <code class="function">clutter_actor_get_preferred_height()</code></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>alloc</p></td>
<td class="parameter_description"><p>a <a class="link" href="ShellGenericContainer.html#ShellGenericContainerAllocation"><span class="type">ShellGenericContainerAllocation</span></a> to be filled in</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
</div>
<hr>
<div class="refsect2">
<a name="ShellGenericContainer-get-preferred-width"></a><h3>The <code class="literal">“get-preferred-width”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a>           *self,
               <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                           for_height,
               <a class="link" href="ShellGenericContainer.html#ShellGenericContainerAllocation"><span class="type">ShellGenericContainerAllocation</span></a> *alloc,
               <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>                         user_data)</pre>
<p>Emitted when <code class="function">clutter_actor_get_preferred_width()</code> is called
on <em class="parameter"><code>self</code></em>
. You should fill in the fields of <em class="parameter"><code>alloc</code></em>
 with the
your minimum and natural widths. <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a>
will deal with taking its borders and padding into account
for you.</p>
<p><em class="parameter"><code>alloc</code></em>
's fields are initialized to 0, so unless you have a fixed
width specified (via <span class="type">“width”</span> or CSS), you must
connect to this signal and fill in the values.</p>
<div class="refsect3">
<a name="id-1.2.2.10.4.6"></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>self</p></td>
<td class="parameter_description"><p>the <a class="link" href="ShellGenericContainer.html" title="ShellGenericContainer"><span class="type">ShellGenericContainer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>for_height</p></td>
<td class="parameter_description"><p>as in <code class="function">clutter_actor_get_preferred_width()</code></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>alloc</p></td>
<td class="parameter_description"><p>a <a class="link" href="ShellGenericContainer.html#ShellGenericContainerAllocation"><span class="type">ShellGenericContainerAllocation</span></a> to be filled in</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="https://developer.gnome.org/gobject/unstable/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
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