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<a href="#id2907301" class="shortcut">Description</a>
 | 
<a href="#id2907186" class="shortcut">Object Hierarchy</a>
 | 
<a href="#id2907210" class="shortcut">Properties</a>
 | 
<a href="#id2907244" class="shortcut">Signals</a></nobr></td></tr>
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<div class="refentry" lang="en">
<a name="GdkDisplayManager"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2>
<a name="id2907043"></a><span class="refentrytitle">GdkDisplayManager</span>
</h2>
<p>GdkDisplayManager — Maintains a list of all open <span class="type">GdkDisplay</span>s</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">
#include <gdk/gdk.h>
<a href="GdkDisplayManager.html#GdkDisplayManager-struct">GdkDisplayManager</a>;
<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a>* <a href="GdkDisplayManager.html#gdk-display-manager-get">gdk_display_manager_get</a> (void);
<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a>* <a href="GdkDisplayManager.html#gdk-display-manager-get-default-display">gdk_display_manager_get_default_display</a>
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager);
void <a href="GdkDisplayManager.html#gdk-display-manager-set-default-display">gdk_display_manager_set_default_display</a>
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager,
<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);
<a
href="../glib/glib-Singly-Linked-Lists.html#GSList"
>GSList</a>* <a href="GdkDisplayManager.html#gdk-display-manager-list-displays">gdk_display_manager_list_displays</a>
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager);
<a href="gdk-Input-Devices.html#GdkDevice">GdkDevice</a>* <a href="GdkDisplayManager.html#gdk-display-get-core-pointer">gdk_display_get_core_pointer</a> (<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2907186"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
<a
href="../gobject/gobject-The-Base-Object-Type.html#GObject"
>GObject</a>
+----GdkDisplayManager
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2907210"></a><h2>Properties</h2>
<pre class="synopsis">
"<a href="GdkDisplayManager.html#GdkDisplayManager--default-display">default-display</a>" <a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> : Read / Write
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2907244"></a><h2>Signals</h2>
<pre class="synopsis">
"<a href="GdkDisplayManager.html#GdkDisplayManager-display-opened">display-opened</a>"
void user_function (<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager,
<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display,
<a
href="../glib/glib-Basic-Types.html#gpointer"
>gpointer</a> user_data) : Run last
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2907301"></a><h2>Description</h2>
<p>
The purpose of the <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> singleton object is to offer
notification when displays appear or disappear or the default display
changes.
</p>
</div>
<div class="refsect1" lang="en">
<a name="id2907326"></a><h2>Details</h2>
<div class="refsect2" lang="en">
<a name="id2907336"></a><h3>
<a name="GdkDisplayManager-struct"></a>GdkDisplayManager</h3>
<a class="indexterm" name="id2907350"></a><pre class="programlisting">typedef struct _GdkDisplayManager GdkDisplayManager;</pre>
<p>
The <span class="structname">GdkDisplayManager</span> struct has no interesting
fields.
</p>
<p>Since 2.2
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2907374"></a><h3>
<a name="gdk-display-manager-get"></a>gdk_display_manager_get ()</h3>
<a class="indexterm" name="id2907389"></a><pre class="programlisting"><a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a>* gdk_display_manager_get (void);</pre>
<p>
Returns the global <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> singleton; <code class="function">gdk_parse_pargs()</code>,
<a href="gdk-General.html#gdk-init"><code class="function">gdk_init()</code></a>, or <a href="gdk-General.html#gdk-init-check"><code class="function">gdk_init_check()</code></a> must have been called first.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td>
<span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td>
<td> the singleton <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a> object.
</td>
</tr></tbody>
</table></div>
<p>Since 2.2
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2907484"></a><h3>
<a name="gdk-display-manager-get-default-display"></a>gdk_display_manager_get_default_display ()</h3>
<a class="indexterm" name="id2907499"></a><pre class="programlisting"><a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a>* gdk_display_manager_get_default_display
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager);</pre>
<p>
Gets the default <a href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display_manager</code></em> :</span></td>
<td> a <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td>
<td> a <a 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.
</td>
</tr>
</tbody>
</table></div>
<p>Since 2.2
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2907600"></a><h3>
<a name="gdk-display-manager-set-default-display"></a>gdk_display_manager_set_default_display ()</h3>
<a class="indexterm" name="id2907616"></a><pre class="programlisting">void gdk_display_manager_set_default_display
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager,
<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);</pre>
<p>
Sets <em class="parameter"><code>display</code></em> as the default display.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display_manager</code></em> :</span></td>
<td> a <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>display</code></em> :</span></td>
<td> a <a href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>
</td>
</tr>
</tbody>
</table></div>
<p>Since 2.2
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2907715"></a><h3>
<a name="gdk-display-manager-list-displays"></a>gdk_display_manager_list_displays ()</h3>
<a class="indexterm" name="id2907731"></a><pre class="programlisting"><a
href="../glib/glib-Singly-Linked-Lists.html#GSList"
>GSList</a>* gdk_display_manager_list_displays
(<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager);</pre>
<p>
List all currently open displays.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display_manager</code></em> :</span></td>
<td> a <a href="GdkDisplayManager.html" title="GdkDisplayManager"><span class="type">GdkDisplayManager</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td>
<td> a newly allocated <a
href="../glib/glib-Singly-Linked-Lists.html#GSList"
><span class="type">GSList</span></a> of <a 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.
</td>
</tr>
</tbody>
</table></div>
<p>Since 2.2
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2907833"></a><h3>
<a name="gdk-display-get-core-pointer"></a>gdk_display_get_core_pointer ()</h3>
<a class="indexterm" name="id2907849"></a><pre class="programlisting"><a href="gdk-Input-Devices.html#GdkDevice">GdkDevice</a>* gdk_display_get_core_pointer (<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display);</pre>
<p>
Returns the core pointer device for the given display</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display</code></em> :</span></td>
<td> a <a href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a>
</td>
</tr>
<tr>
<td>
<span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td>
<td> the core pointer device; this is owned by the
display and should not be freed.
</td>
</tr>
</tbody>
</table></div>
<p>Since 2.2
</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id2907924"></a><h2>Property Details</h2>
<div class="refsect2" lang="en">
<a name="id2907935"></a><h3>
<a name="GdkDisplayManager--default-display"></a>The "<code class="literal">default-display</code>" property</h3>
<a class="indexterm" name="id2907951"></a><pre class="programlisting"> "default-display" <a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> : Read / Write</pre>
<p>The default display for GDK.</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id2907975"></a><h2>Signal Details</h2>
<div class="refsect2" lang="en">
<a name="id2907986"></a><h3>
<a name="GdkDisplayManager-display-opened"></a>The "display-opened" signal</h3>
<a class="indexterm" name="id2907997"></a><pre class="programlisting">void user_function (<a href="GdkDisplayManager.html" title="GdkDisplayManager">GdkDisplayManager</a> *display_manager,
<a href="GdkDisplay.html" title="GdkDisplay">GdkDisplay</a> *display,
<a
href="../glib/glib-Basic-Types.html#gpointer"
>gpointer</a> user_data) : Run last</pre>
<p>
The ::display_opened signal is emitted when a display is opened.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td>
<span class="term"><em class="parameter"><code>display_manager</code></em> :</span></td>
<td> the object on which the signal is emitted
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>display</code></em> :</span></td>
<td> the opened display
</td>
</tr>
<tr>
<td>
<span class="term"><em class="parameter"><code>user_data</code></em> :</span></td>
<td>user data set when the signal handler was connected.</td>
</tr>
</tbody>
</table></div>
<p>Since 2.2
</p>
</div>
</div>
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