diff options
| author | Leo Tenenbaum <pommicket@gmail.com> | 2018-08-20 21:12:06 -0400 |
|---|---|---|
| committer | Leo Tenenbaum <pommicket@gmail.com> | 2018-08-20 21:12:06 -0400 |
| commit | 63e87c2d0c9d263f14c77b68f85c67d46ece82a9 (patch) | |
| tree | 6260365cbf7d24f37d27669e8538227fcb72e243 /gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html | |
| parent | a4460f6d9453bbd7e584937686449cef3e19f052 (diff) | |
Diffstat (limited to 'gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html')
| -rw-r--r-- | gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html | 565 |
1 files changed, 0 insertions, 565 deletions
diff --git a/gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html b/gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html deleted file mode 100644 index 3c56418..0000000 --- a/gtk+-mingw/share/gtk-doc/html/gdk3/gdk3-Properties-and-Atoms.html +++ /dev/null @@ -1,565 +0,0 @@ -<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> -<html> -<head> -<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> -<title>Properties and Atoms</title> -<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> -<link rel="home" href="index.html" title="GDK 3 Reference Manual"> -<link rel="up" href="reference.html" title="API Reference"> -<link rel="prev" href="gdk3-Drag-and-Drop.html" title="Drag And Drop"> -<link rel="next" href="gdk3-Threads.html" title="Threads"> -<meta name="generator" content="GTK-Doc V1.18.1 (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="2"> -<tr valign="middle"> -<td><a accesskey="p" href="gdk3-Drag-and-Drop.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td> -<td><a accesskey="u" href="reference.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td> -<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td> -<th width="100%" align="center">GDK 3 Reference Manual</th> -<td><a accesskey="n" href="gdk3-Threads.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td> -</tr> -<tr><td colspan="5" class="shortcuts"> -<a href="#gdk3-Properties-and-Atoms.synopsis" class="shortcut">Top</a> - | - <a href="#gdk3-Properties-and-Atoms.description" class="shortcut">Description</a> -</td></tr> -</table> -<div class="refentry"> -<a name="gdk3-Properties-and-Atoms"></a><div class="titlepage"></div> -<div class="refnamediv"><table width="100%"><tr> -<td valign="top"> -<h2><span class="refentrytitle"><a name="gdk3-Properties-and-Atoms.top_of_page"></a>Properties and Atoms</span></h2> -<p>Properties and Atoms — Functions to manipulate properties on windows</p> -</td> -<td valign="top" align="right"></td> -</tr></table></div> -<div class="refsynopsisdiv"> -<a name="gdk3-Properties-and-Atoms.synopsis"></a><h2>Synopsis</h2> -<pre class="synopsis"> -#include <gdk/gdk.h> - - <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom">GdkAtom</a>; -#define <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-ATOM-TO-POINTER:CAPS" title="GDK_ATOM_TO_POINTER()">GDK_ATOM_TO_POINTER</a> (atom) -#define <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-POINTER-TO-ATOM:CAPS" title="GDK_POINTER_TO_ATOM()">GDK_POINTER_TO_ATOM</a> (ptr) -#define <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-NONE:CAPS" title="GDK_NONE">GDK_NONE</a> -<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-text-property-to-utf8-list-for-display" title="gdk_text_property_to_utf8_list_for_display ()">gdk_text_property_to_utf8_list_for_display</a> - (<em class="parameter"><code><a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *display</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> encoding</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> format</code></em>, - <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *text</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> ***list</code></em>); -<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-utf8-to-string-target" title="gdk_utf8_to_string_target ()">gdk_utf8_to_string_target</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *str</code></em>); -<a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="returnvalue">GdkAtom</span></a> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-atom-intern" title="gdk_atom_intern ()">gdk_atom_intern</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *atom_name</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> only_if_exists</code></em>); -<a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="returnvalue">GdkAtom</span></a> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-atom-intern-static-string" title="gdk_atom_intern_static_string ()">gdk_atom_intern_static_string</a> (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *atom_name</code></em>); -<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-atom-name" title="gdk_atom_name ()">gdk_atom_name</a> (<em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> atom</code></em>); -<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-get" title="gdk_property_get ()">gdk_property_get</a> (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> offset</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> pdelete</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> *actual_property_type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *actual_format</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *actual_length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> **data</code></em>); -<span class="returnvalue">void</span> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-change" title="gdk_property_change ()">gdk_property_change</a> (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> format</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkPropMode" title="enum GdkPropMode"><span class="type">GdkPropMode</span></a> mode</code></em>, - <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> nelements</code></em>); -enum <a class="link" href="gdk3-Properties-and-Atoms.html#GdkPropMode" title="enum GdkPropMode">GdkPropMode</a>; -<span class="returnvalue">void</span> <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-delete" title="gdk_property_delete ()">gdk_property_delete</a> (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>); -</pre> -</div> -<div class="refsect1"> -<a name="gdk3-Properties-and-Atoms.description"></a><h2>Description</h2> -<p> -Each window under X can have any number of associated -<em class="firstterm">properties</em> attached to it. -Properties are arbitrary chunks of data identified by -<em class="firstterm">atom</em>s. (An <em class="firstterm">atom</em> -is a numeric index into a string table on the X server. They are used -to transfer strings efficiently between clients without -having to transfer the entire string.) A property -has an associated type, which is also identified -using an atom. -</p> -<p> -A property has an associated <em class="firstterm">format</em>, -an integer describing how many bits are in each unit -of data inside the property. It must be 8, 16, or 32. -When data is transferred between the server and client, -if they are of different endianesses it will be byteswapped -as necessary according to the format of the property. -Note that on the client side, properties of format 32 -will be stored with one unit per <span class="emphasis"><em>long</em></span>, -even if a long integer has more than 32 bits on the platform. -(This decision was apparently made for Xlib to maintain -compatibility with programs that assumed longs were 32 -bits, at the expense of programs that knew better.) -</p> -<p> -The functions in this section are used to add, remove -and change properties on windows, to convert atoms -to and from strings and to manipulate some types of -data commonly stored in X window properties. -</p> -</div> -<div class="refsect1"> -<a name="gdk3-Properties-and-Atoms.details"></a><h2>Details</h2> -<div class="refsect2"> -<a name="GdkAtom"></a><h3>GdkAtom</h3> -<pre class="programlisting">typedef struct _GdkAtom GdkAtom;</pre> -<p> -An opaque type representing a string as an index into a table -of strings on the X server. -</p> -</div> -<hr> -<div class="refsect2"> -<a name="GDK-ATOM-TO-POINTER:CAPS"></a><h3>GDK_ATOM_TO_POINTER()</h3> -<pre class="programlisting">#define GDK_ATOM_TO_POINTER(atom) (atom) -</pre> -<p> -Converts a <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> into a pointer type. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody><tr> -<td><p><span class="term"><em class="parameter"><code>atom</code></em> :</span></p></td> -<td>a <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a>.</td> -</tr></tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="GDK-POINTER-TO-ATOM:CAPS"></a><h3>GDK_POINTER_TO_ATOM()</h3> -<pre class="programlisting">#define GDK_POINTER_TO_ATOM(ptr) ((GdkAtom)(ptr)) -</pre> -<p> -Extracts a <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> from a pointer. The <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> must have been -stored in the pointer with <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-ATOM-TO-POINTER:CAPS" title="GDK_ATOM_TO_POINTER()"><code class="function">GDK_ATOM_TO_POINTER()</code></a>. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody><tr> -<td><p><span class="term"><em class="parameter"><code>ptr</code></em> :</span></p></td> -<td>a pointer containing a <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a>.</td> -</tr></tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="GDK-NONE:CAPS"></a><h3>GDK_NONE</h3> -<pre class="programlisting">#define GDK_NONE _GDK_MAKE_ATOM (0) -</pre> -<p> -A null value for <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a>, used in a similar way as -<code class="literal">None</code> in the Xlib API. -</p> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-text-property-to-utf8-list-for-display"></a><h3>gdk_text_property_to_utf8_list_for_display ()</h3> -<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a> gdk_text_property_to_utf8_list_for_display - (<em class="parameter"><code><a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> *display</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> encoding</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> format</code></em>, - <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *text</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> ***list</code></em>);</pre> -<p> -Converts a text property in the given encoding to -a list of UTF-8 strings. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>display</code></em> :</span></p></td> -<td>a <a class="link" href="GdkDisplay.html" title="GdkDisplay"><span class="type">GdkDisplay</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>encoding</code></em> :</span></p></td> -<td>an atom representing the encoding of the text</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>format</code></em> :</span></p></td> -<td>the format of the property</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>text</code></em> :</span></p></td> -<td>the text to convert. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=length]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td> -<td>the length of <em class="parameter"><code>text</code></em>, in bytes</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>list</code></em> :</span></p></td> -<td>location to store the list -of strings or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. The list should be freed with -<a href="http://library.gnome.org/devel/glib/unstable/glib-String-Utility-Functions.html#g-strfreev"><code class="function">g_strfreev()</code></a>. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the number of strings in the resulting list</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.2</p> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-utf8-to-string-target"></a><h3>gdk_utf8_to_string_target ()</h3> -<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * gdk_utf8_to_string_target (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *str</code></em>);</pre> -<p> -Converts an UTF-8 string into the best possible representation -as a STRING. The representation of characters not in STRING -is not specified; it may be as pseudo-escape sequences -\x{ABCD}, or it may be in some other form of approximation. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>str</code></em> :</span></p></td> -<td>a UTF-8 string</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the newly-allocated string, or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if the -conversion failed. (It should not fail for -any properly formed UTF-8 string unless system -limits like memory or file descriptors are exceeded.)</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-atom-intern"></a><h3>gdk_atom_intern ()</h3> -<pre class="programlisting"><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="returnvalue">GdkAtom</span></a> gdk_atom_intern (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *atom_name</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> only_if_exists</code></em>);</pre> -<p> -Finds or creates an atom corresponding to a given string. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>atom_name</code></em> :</span></p></td> -<td>a string.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>only_if_exists</code></em> :</span></p></td> -<td>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, GDK is allowed to not create a new atom, but -just return <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-NONE:CAPS" title="GDK_NONE"><code class="literal">GDK_NONE</code></a> if the requested atom doesn't already -exists. Currently, the flag is ignored, since checking the -existance of an atom is as expensive as creating it.</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the atom corresponding to <em class="parameter"><code>atom_name</code></em>. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span> -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-atom-intern-static-string"></a><h3>gdk_atom_intern_static_string ()</h3> -<pre class="programlisting"><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="returnvalue">GdkAtom</span></a> gdk_atom_intern_static_string (<em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *atom_name</code></em>);</pre> -<p> -Finds or creates an atom corresponding to a given string. -</p> -<p> -Note that this function is identical to <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-atom-intern" title="gdk_atom_intern ()"><code class="function">gdk_atom_intern()</code></a> except -that if a new <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> is created the string itself is used rather -than a copy. This saves memory, but can only be used if the string -will <span class="emphasis"><em>always</em></span> exist. It can be used with statically -allocated strings in the main program, but not with statically -allocated memory in dynamically loaded modules, if you expect to -ever unload the module again (e.g. do not use this function in -GTK+ theme engines). -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>atom_name</code></em> :</span></p></td> -<td>a static string</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>the atom corresponding to <em class="parameter"><code>atom_name</code></em>. <span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span> -</td> -</tr> -</tbody> -</table></div> -<p class="since">Since 2.10</p> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-atom-name"></a><h3>gdk_atom_name ()</h3> -<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gchar"><span class="returnvalue">gchar</span></a> * gdk_atom_name (<em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> atom</code></em>);</pre> -<p> -Determines the string corresponding to an atom. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>atom</code></em> :</span></p></td> -<td>a <a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a>.</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td>a newly-allocated string containing the string -corresponding to <em class="parameter"><code>atom</code></em>. When you are done with the -return value, you should free it using <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a>.</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-property-get"></a><h3>gdk_property_get ()</h3> -<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gdk_property_get (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> offset</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gulong"><span class="type">gulong</span></a> length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> pdelete</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> *actual_property_type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *actual_format</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> *actual_length</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> **data</code></em>);</pre> -<p> -Retrieves a portion of the contents of a property. If the -property does not exist, then the function returns <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>, -and <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-NONE:CAPS" title="GDK_NONE"><code class="literal">GDK_NONE</code></a> will be stored in <em class="parameter"><code>actual_property_type</code></em>. -</p> -<p> -</p> -<div class="note" style="margin-left: 0.5in; margin-right: 0.5in;"> -<h3 class="title">Note</h3> -<p> -The <code class="function">XGetWindowProperty()</code> function that <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-get" title="gdk_property_get ()"><code class="function">gdk_property_get()</code></a> -uses has a very confusing and complicated set of semantics. -Unfortunately, <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-get" title="gdk_property_get ()"><code class="function">gdk_property_get()</code></a> makes the situation -worse instead of better (the semantics should be considered -undefined), and also prints warnings to stderr in cases where it -should return a useful error to the program. You are advised to use -<code class="function">XGetWindowProperty()</code> directly until a replacement function for -<a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-get" title="gdk_property_get ()"><code class="function">gdk_property_get()</code></a> -is provided. -</p> -</div> -<p> -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>window</code></em> :</span></p></td> -<td>a <a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>property</code></em> :</span></p></td> -<td>the property to retrieve</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>type</code></em> :</span></p></td> -<td>the desired property type, or <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-NONE:CAPS" title="GDK_NONE"><code class="literal">GDK_NONE</code></a>, if any type of data -is acceptable. If this does not match the actual -type, then <em class="parameter"><code>actual_format</code></em> and <em class="parameter"><code>actual_length</code></em> will -be filled in, a warning will be printed to stderr -and no data will be returned.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>offset</code></em> :</span></p></td> -<td>the offset into the property at which to begin -retrieving data, in 4 byte units.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>length</code></em> :</span></p></td> -<td>the length of the data to retrieve in bytes. Data is -considered to be retrieved in 4 byte chunks, so <em class="parameter"><code>length</code></em> -will be rounded up to the next highest 4 byte boundary -(so be careful not to pass a value that might overflow -when rounded up).</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>pdelete</code></em> :</span></p></td> -<td>if <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, delete the property after retrieving the -data.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>actual_property_type</code></em> :</span></p></td> -<td>location to store the -actual type of the property. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>actual_format</code></em> :</span></p></td> -<td>location to store the actual return format of the -data; either 8, 16 or 32 bits. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>actual_length</code></em> :</span></p></td> -<td>location to store the length of the retrieved data, in -bytes. Data returned in the 32 bit format is stored -in a long variable, so the actual number of 32 bit -elements should be be calculated via -<em class="parameter"><code>actual_length</code></em> / sizeof(glong) to ensure portability to -64 bit systems.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td> -<td>location -to store a pointer to the data. The retrieved data should be -freed with <a href="http://library.gnome.org/devel/glib/unstable/glib-Memory-Allocation.html#g-free"><code class="function">g_free()</code></a> when you are finished using it. <span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=actual_length][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span> -</td> -</tr> -<tr> -<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td> -<td> -<a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if data was successfully received and stored -in <em class="parameter"><code>data</code></em>, otherwise <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>.</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-property-change"></a><h3>gdk_property_change ()</h3> -<pre class="programlisting"><span class="returnvalue">void</span> gdk_property_change (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> type</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> format</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkPropMode" title="enum GdkPropMode"><span class="type">GdkPropMode</span></a> mode</code></em>, - <em class="parameter"><code>const <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#guchar"><span class="type">guchar</span></a> *data</code></em>, - <em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> nelements</code></em>);</pre> -<p> -Changes the contents of a property on a window. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>window</code></em> :</span></p></td> -<td>a <a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>property</code></em> :</span></p></td> -<td>the property to change</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>type</code></em> :</span></p></td> -<td>the new type for the property. If <em class="parameter"><code>mode</code></em> is -<a class="link" href="gdk3-Properties-and-Atoms.html#GDK-PROP-MODE-PREPEND:CAPS"><code class="literal">GDK_PROP_MODE_PREPEND</code></a> or <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-PROP-MODE-APPEND:CAPS"><code class="literal">GDK_PROP_MODE_APPEND</code></a>, then this -must match the existing type or an error will occur.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>format</code></em> :</span></p></td> -<td>the new format for the property. If <em class="parameter"><code>mode</code></em> is -<a class="link" href="gdk3-Properties-and-Atoms.html#GDK-PROP-MODE-PREPEND:CAPS"><code class="literal">GDK_PROP_MODE_PREPEND</code></a> or <a class="link" href="gdk3-Properties-and-Atoms.html#GDK-PROP-MODE-APPEND:CAPS"><code class="literal">GDK_PROP_MODE_APPEND</code></a>, then this -must match the existing format or an error will occur.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>mode</code></em> :</span></p></td> -<td>a value describing how the new data is to be combined -with the current data.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>data</code></em> :</span></p></td> -<td>the data (a <code class="literal">guchar *</code> -<code class="literal">gushort *</code>, or <code class="literal">gulong *</code>, -depending on <em class="parameter"><code>format</code></em>), cast to a <code class="literal">guchar *</code>.</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>nelements</code></em> :</span></p></td> -<td>the number of elements of size determined by the format, -contained in <em class="parameter"><code>data</code></em>.</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="GdkPropMode"></a><h3>enum GdkPropMode</h3> -<pre class="programlisting">typedef enum { - GDK_PROP_MODE_REPLACE, - GDK_PROP_MODE_PREPEND, - GDK_PROP_MODE_APPEND -} GdkPropMode; -</pre> -<p> -Describes how existing data is combined with new data when -using <a class="link" href="gdk3-Properties-and-Atoms.html#gdk-property-change" title="gdk_property_change ()"><code class="function">gdk_property_change()</code></a>. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><a name="GDK-PROP-MODE-REPLACE:CAPS"></a><span class="term"><code class="literal">GDK_PROP_MODE_REPLACE</code></span></p></td> -<td>the new data replaces the existing data. -</td> -</tr> -<tr> -<td><p><a name="GDK-PROP-MODE-PREPEND:CAPS"></a><span class="term"><code class="literal">GDK_PROP_MODE_PREPEND</code></span></p></td> -<td>the new data is prepended to the existing data. -</td> -</tr> -<tr> -<td><p><a name="GDK-PROP-MODE-APPEND:CAPS"></a><span class="term"><code class="literal">GDK_PROP_MODE_APPEND</code></span></p></td> -<td>the new data is appended to the existing data. -</td> -</tr> -</tbody> -</table></div> -</div> -<hr> -<div class="refsect2"> -<a name="gdk-property-delete"></a><h3>gdk_property_delete ()</h3> -<pre class="programlisting"><span class="returnvalue">void</span> gdk_property_delete (<em class="parameter"><code><a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> *window</code></em>, - <em class="parameter"><code><a class="link" href="gdk3-Properties-and-Atoms.html#GdkAtom" title="GdkAtom"><span class="type">GdkAtom</span></a> property</code></em>);</pre> -<p> -Deletes a property from a window. -</p> -<div class="variablelist"><table border="0"> -<col align="left" valign="top"> -<tbody> -<tr> -<td><p><span class="term"><em class="parameter"><code>window</code></em> :</span></p></td> -<td>a <a class="link" href="gdk3-Windows.html#GdkWindow"><span class="type">GdkWindow</span></a> -</td> -</tr> -<tr> -<td><p><span class="term"><em class="parameter"><code>property</code></em> :</span></p></td> -<td>the property to delete</td> -</tr> -</tbody> -</table></div> -</div> -</div> -</div> -<div class="footer"> -<hr> - Generated by GTK-Doc V1.18.1</div> -</body> -</html>
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