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<a name="GdkDisplayManager"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GdkDisplayManager.top_of_page"></a>GdkDisplayManager</span></h2>
<p>GdkDisplayManager</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="GdkDisplayManager.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="returnvalue">GdkDisplayManager</span></a> *
</td>
<td class="function_name">
<a class="link" href="GdkDisplayManager.html#gdk-display-manager-get" title="gdk_display_manager_get ()">gdk_display_manager_get</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="returnvalue">GdkDisplay</span></a> *
</td>
<td class="function_name">
<a class="link" href="GdkDisplayManager.html#gdk-display-manager-get-default-display" title="gdk_display_manager_get_default_display ()">gdk_display_manager_get_default_display</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="GdkDisplayManager.html#gdk-display-manager-set-default-display" title="gdk_display_manager_set_default_display ()">gdk_display_manager_set_default_display</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="../glib/glib-Singly-Linked-Lists.html#GSList"><span class="returnvalue">GSList</span></a> *
</td>
<td class="function_name">
<a class="link" href="GdkDisplayManager.html#gdk-display-manager-list-displays" title="gdk_display_manager_list_displays ()">gdk_display_manager_list_displays</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="gdk2-Input-Devices.html#GdkDevice" title="struct GdkDevice"><span class="returnvalue">GdkDevice</span></a> *
</td>
<td class="function_name">
<a class="link" href="GdkDisplayManager.html#gdk-display-get-core-pointer" title="gdk_display_get_core_pointer ()">gdk_display_get_core_pointer</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody><tr>
<td class="property_type">
<a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *</td>
<td class="property_name"><a class="link" href="GdkDisplayManager.html#GdkDisplayManager--default-display" title="The “default-display” property">default-display</a></td>
<td class="property_flags">Read / Write</td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" 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="GdkDisplayManager.html#GdkDisplayManager-display-opened" title="The “display-opened” signal">display-opened</a></td>
<td class="signal_flags"><a href="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="GdkDisplayManager.html#GdkDisplayManager-struct" title="GdkDisplayManager">GdkDisplayManager</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="../gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> GdkDisplayManager
</pre>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gdk/gdk.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gdk-display-manager-get"></a><h3>gdk_display_manager_get ()</h3>
<pre class="programlisting"><a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="returnvalue">GdkDisplayManager</span></a> *
gdk_display_manager_get (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>Gets the singleton <a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> object.</p>
<div class="refsect3">
<a name="gdk-display-manager-get.returns"></a><h4>Returns</h4>
<p>The global <a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> singleton; <code class="function">gdk_parse_pargs()</code>,
<a class="link" href="gdk2-General.html#gdk-init" title="gdk_init ()"><code class="function">gdk_init()</code></a>, or <a class="link" href="gdk2-General.html#gdk-init-check" title="gdk_init_check ()"><code class="function">gdk_init_check()</code></a> must have been called first. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gdk-display-manager-get-default-display"></a><h3>gdk_display_manager_get_default_display ()</h3>
<pre class="programlisting"><a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="returnvalue">GdkDisplay</span></a> *
gdk_display_manager_get_default_display
                               (<em class="parameter"><code><a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> *display_manager</code></em>);</pre>
<p>Gets the default <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>.</p>
<div class="refsect3">
<a name="gdk-display-manager-get-default-display.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" 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>display_manager</p></td>
<td class="parameter_description"><p>a <a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gdk-display-manager-get-default-display.returns"></a><h4>Returns</h4>
<p>a <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>, or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if there is no default
display. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gdk-display-manager-set-default-display"></a><h3>gdk_display_manager_set_default_display ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gdk_display_manager_set_default_display
                               (<em class="parameter"><code><a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> *display_manager</code></em>,
                                <em class="parameter"><code><a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *display</code></em>);</pre>
<p>Sets <em class="parameter"><code>display</code></em>
 as the default display.</p>
<div class="refsect3">
<a name="gdk-display-manager-set-default-display.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" 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>display_manager</p></td>
<td class="parameter_description"><p>a <a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>display</p></td>
<td class="parameter_description"><p>a <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gdk-display-manager-list-displays"></a><h3>gdk_display_manager_list_displays ()</h3>
<pre class="programlisting"><a href="../glib/glib-Singly-Linked-Lists.html#GSList"><span class="returnvalue">GSList</span></a> *
gdk_display_manager_list_displays (<em class="parameter"><code><a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> *display_manager</code></em>);</pre>
<p>List all currently open displays.</p>
<div class="refsect3">
<a name="gdk-display-manager-list-displays.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" 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>display_manager</p></td>
<td class="parameter_description"><p>a <a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gdk-display-manager-list-displays.returns"></a><h4>Returns</h4>
<p>a newly allocated
<a href="../glib/glib-Singly-Linked-Lists.html#GSList"><span class="type">GSList</span></a> of <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> objects. Free this list with <a href="../glib/glib-Singly-Linked-Lists.html#g-slist-free"><code class="function">g_slist_free()</code></a> when you
are done with it. </p>
<p><span class="annotation">[<acronym title="Free data container after the code is done."><span class="acronym">transfer container</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GdkDisplay]</span></p>
</div>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gdk-display-get-core-pointer"></a><h3>gdk_display_get_core_pointer ()</h3>
<pre class="programlisting"><a class="link" href="gdk2-Input-Devices.html#GdkDevice" title="struct GdkDevice"><span class="returnvalue">GdkDevice</span></a> *
gdk_display_get_core_pointer (<em class="parameter"><code><a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *display</code></em>);</pre>
<p>Returns the core pointer device for the given display</p>
<div class="refsect3">
<a name="gdk-display-get-core-pointer.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" 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>display</p></td>
<td class="parameter_description"><p>a <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gdk-display-get-core-pointer.returns"></a><h4>Returns</h4>
<p> the core pointer device; this is owned by the
display and should not be freed.</p>
</div>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GdkDisplayManager-struct"></a><h3>GdkDisplayManager</h3>
<pre class="programlisting">typedef struct _GdkDisplayManager GdkDisplayManager;</pre>
</div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GdkDisplayManager--default-display"></a><h3>The <code class="literal">“default-display”</code> property</h3>
<pre class="programlisting">  “default-display”          <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *</pre>
<p>The default display for GDK.</p>
<p>Flags: Read / Write</p>
</div>
</div>
<div class="refsect1">
<a name="GdkDisplayManager.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GdkDisplayManager-display-opened"></a><h3>The <code class="literal">“display-opened”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> *display_manager,
               <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>        *display,
               <a href="../glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>           user_data)</pre>
<p>The ::display_opened signal is emitted when a display is opened.</p>
<div class="refsect3">
<a name="GdkDisplayManager-display-opened.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" 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>display_manager</p></td>
<td class="parameter_description"><p>the object on which the signal is emitted</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>display</p></td>
<td class="parameter_description"><p>the opened display</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="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
<p class="since">Since: <a class="link" href="api-index-2-2.html#api-index-2.2">2.2</a></p>
</div>
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