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<a href="#GAppInfo.synopsis" class="shortcut">Top</a>
                   | 
                  <a href="#GAppInfo.description" class="shortcut">Description</a>
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                  <a href="#GAppInfo.object-hierarchy" class="shortcut">Object Hierarchy</a>
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                  <a href="#GAppInfo.prerequisites" class="shortcut">Prerequisites</a>
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                  <a href="#GAppInfo.implementations" class="shortcut">Known Implementations</a>
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<h2><span class="refentrytitle"><a name="GAppInfo.top_of_page"></a>GAppInfo</span></h2>
<p>GAppInfo — Application information and launch contexts</p>
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<div class="refsynopsisdiv">
<a name="GAppInfo.synopsis"></a><h2>Synopsis</h2>
<a name="GAppLaunchContext"></a><pre class="synopsis">
#include &lt;gio/gio.h&gt;

enum                <a class="link" href="GAppInfo.html#GAppInfoCreateFlags" title="enum GAppInfoCreateFlags">GAppInfoCreateFlags</a>;
                    <a class="link" href="GAppInfo.html#GAppInfo-struct" title="GAppInfo">GAppInfo</a>;
struct              <a class="link" href="GAppInfo.html#GAppInfoIface" title="struct GAppInfoIface">GAppInfoIface</a>;
                    <a class="link" href="GAppInfo.html#GAppLaunchContext-struct" title="GAppLaunchContext">GAppLaunchContext</a>;
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          <a class="link" href="GAppInfo.html#g-app-info-create-from-commandline" title="g_app_info_create_from_commandline ()">g_app_info_create_from_commandline</a>  (<em class="parameter"><code>const <span class="type">char</span> *commandline</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *application_name</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppInfoCreateFlags" title="enum GAppInfoCreateFlags"><span class="type">GAppInfoCreateFlags</span></a> flags</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          <a class="link" href="GAppInfo.html#g-app-info-dup" title="g_app_info_dup ()">g_app_info_dup</a>                      (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-equal" title="g_app_info_equal ()">g_app_info_equal</a>                    (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo1</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo2</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-id" title="g_app_info_get_id ()">g_app_info_get_id</a>                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-name" title="g_app_info_get_name ()">g_app_info_get_name</a>                 (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-display-name" title="g_app_info_get_display_name ()">g_app_info_get_display_name</a>         (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-description" title="g_app_info_get_description ()">g_app_info_get_description</a>          (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-executable" title="g_app_info_get_executable ()">g_app_info_get_executable</a>           (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
const <span class="returnvalue">char</span> *        <a class="link" href="GAppInfo.html#g-app-info-get-commandline" title="g_app_info_get_commandline ()">g_app_info_get_commandline</a>          (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a class="link" href="GIcon.html" title="GIcon"><span class="returnvalue">GIcon</span></a> *             <a class="link" href="GAppInfo.html#g-app-info-get-icon" title="g_app_info_get_icon ()">g_app_info_get_icon</a>                 (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-launch" title="g_app_info_launch ()">g_app_info_launch</a>                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-supports-files" title="g_app_info_supports_files ()">g_app_info_supports_files</a>           (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-supports-uris" title="g_app_info_supports_uris ()">g_app_info_supports_uris</a>            (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-launch-uris" title="g_app_info_launch_uris ()">g_app_info_launch_uris</a>              (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *uris</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-should-show" title="g_app_info_should_show ()">g_app_info_should_show</a>              (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-can-delete" title="g_app_info_can_delete ()">g_app_info_can_delete</a>               (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-delete" title="g_app_info_delete ()">g_app_info_delete</a>                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GAppInfo.html#g-app-info-reset-type-associations" title="g_app_info_reset_type_associations ()">g_app_info_reset_type_associations</a>  (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-set-as-default-for-type" title="g_app_info_set_as_default_for_type ()">g_app_info_set_as_default_for_type</a>  (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-set-as-default-for-extension" title="g_app_info_set_as_default_for_extension ()">g_app_info_set_as_default_for_extension</a>
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *extension</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-set-as-last-used-for-type" title="g_app_info_set_as_last_used_for_type ()">g_app_info_set_as_last_used_for_type</a>
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-add-supports-type" title="g_app_info_add_supports_type ()">g_app_info_add_supports_type</a>        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-can-remove-supports-type" title="g_app_info_can_remove_supports_type ()">g_app_info_can_remove_supports_type</a> (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-remove-supports-type" title="g_app_info_remove_supports_type ()">g_app_info_remove_supports_type</a>     (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             <a class="link" href="GAppInfo.html#g-app-info-get-all" title="g_app_info_get_all ()">g_app_info_get_all</a>                  (<em class="parameter"><code><span class="type">void</span></code></em>);
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             <a class="link" href="GAppInfo.html#g-app-info-get-all-for-type" title="g_app_info_get_all_for_type ()">g_app_info_get_all_for_type</a>         (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>);
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          <a class="link" href="GAppInfo.html#g-app-info-get-default-for-type" title="g_app_info_get_default_for_type ()">g_app_info_get_default_for_type</a>     (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> must_support_uris</code></em>);
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          <a class="link" href="GAppInfo.html#g-app-info-get-default-for-uri-scheme" title="g_app_info_get_default_for_uri_scheme ()">g_app_info_get_default_for_uri_scheme</a>
                                                        (<em class="parameter"><code>const <span class="type">char</span> *uri_scheme</code></em>);
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             <a class="link" href="GAppInfo.html#g-app-info-get-fallback-for-type" title="g_app_info_get_fallback_for_type ()">g_app_info_get_fallback_for_type</a>    (<em class="parameter"><code>const <a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *content_type</code></em>);
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             <a class="link" href="GAppInfo.html#g-app-info-get-recommended-for-type" title="g_app_info_get_recommended_for_type ()">g_app_info_get_recommended_for_type</a> (<em class="parameter"><code>const <a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *content_type</code></em>);
<a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            <a class="link" href="GAppInfo.html#g-app-info-launch-default-for-uri" title="g_app_info_launch_default_for_uri ()">g_app_info_launch_default_for_uri</a>   (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GAppInfo.html#g-app-launch-context-setenv" title="g_app_launch_context_setenv ()">g_app_launch_context_setenv</a>         (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *variable</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *value</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GAppInfo.html#g-app-launch-context-unsetenv" title="g_app_launch_context_unsetenv ()">g_app_launch_context_unsetenv</a>       (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *variable</code></em>);
<span class="returnvalue">char</span> **             <a class="link" href="GAppInfo.html#g-app-launch-context-get-environment" title="g_app_launch_context_get_environment ()">g_app_launch_context_get_environment</a>
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>);
<span class="returnvalue">char</span> *              <a class="link" href="GAppInfo.html#g-app-launch-context-get-display" title="g_app_launch_context_get_display ()">g_app_launch_context_get_display</a>    (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *info</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>);
<span class="returnvalue">char</span> *              <a class="link" href="GAppInfo.html#g-app-launch-context-get-startup-notify-id" title="g_app_launch_context_get_startup_notify_id ()">g_app_launch_context_get_startup_notify_id</a>
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *info</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>);
<span class="returnvalue">void</span>                <a class="link" href="GAppInfo.html#g-app-launch-context-launch-failed" title="g_app_launch_context_launch_failed ()">g_app_launch_context_launch_failed</a>  (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *startup_notify_id</code></em>);
<a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="returnvalue">GAppLaunchContext</span></a> * <a class="link" href="GAppInfo.html#g-app-launch-context-new" title="g_app_launch_context_new ()">g_app_launch_context_new</a>            (<em class="parameter"><code><span class="type">void</span></code></em>);
</pre>
</div>
<div class="refsect1">
<a name="GAppInfo.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
  GInterface
   +----GAppInfo
</pre>
<pre class="synopsis">
  <a href="../gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>
   +----GAppLaunchContext
</pre>
</div>
<div class="refsect1">
<a name="GAppInfo.prerequisites"></a><h2>Prerequisites</h2>
<p>
GAppInfo requires
 <a href="../gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>.</p>
</div>
<div class="refsect1">
<a name="GAppInfo.implementations"></a><h2>Known Implementations</h2>
<p>
GAppInfo is implemented by
 <a class="link" href="gio-Desktop-file-based-GAppInfo.html#GDesktopAppInfo">GDesktopAppInfo</a>.</p>
</div>
<div class="refsect1">
<a name="GAppInfo.description"></a><h2>Description</h2>
<p>
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> and <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> are used for describing and launching
applications installed on the system.
</p>
<p>
As of GLib 2.20, URIs will always be converted to POSIX paths
(using <a class="link" href="GFile.html#g-file-get-path" title="g_file_get_path ()"><code class="function">g_file_get_path()</code></a>) when using <a class="link" href="GAppInfo.html#g-app-info-launch" title="g_app_info_launch ()"><code class="function">g_app_info_launch()</code></a> even if
the application requested an URI and not a POSIX path. For example
for an desktop-file based application with Exec key <code class="literal">totem
%U</code> and a single URI,
<code class="literal">sftp://foo/file.avi</code>, then
<code class="literal">/home/user/.gvfs/sftp on foo/file.avi</code> will be
passed. This will only work if a set of suitable GIO extensions
(such as gvfs 2.26 compiled with FUSE support), is available and
operational; if this is not the case, the URI will be passed
unmodified to the application. Some URIs, such as
<code class="literal">mailto:</code>, of course cannot be mapped to a POSIX
path (in gvfs there's no FUSE mount for it); such URIs will be
passed unmodified to the application.
</p>
<p>
Specifically for gvfs 2.26 and later, the POSIX URI will be mapped
back to the GIO URI in the <a class="link" href="GFile.html" title="GFile"><span class="type">GFile</span></a> constructors (since gvfs
implements the <a class="link" href="GVfs.html" title="GVfs"><span class="type">GVfs</span></a> extension point). As such, if the application
needs to examine the URI, it needs to use <a class="link" href="GFile.html#g-file-get-uri" title="g_file_get_uri ()"><code class="function">g_file_get_uri()</code></a> or
similar on <a class="link" href="GFile.html" title="GFile"><span class="type">GFile</span></a>. In other words, an application cannot assume
that the URI passed to e.g. <a class="link" href="GFile.html#g-file-new-for-commandline-arg" title="g_file_new_for_commandline_arg ()"><code class="function">g_file_new_for_commandline_arg()</code></a> is
equal to the result of <a class="link" href="GFile.html#g-file-get-uri" title="g_file_get_uri ()"><code class="function">g_file_get_uri()</code></a>. The following snippet
illustrates this:
</p>
<p>
</p>
<pre class="programlisting">
GFile *f;
char *uri;

file = g_file_new_for_commandline_arg (uri_from_commandline);

uri = g_file_get_uri (file);
strcmp (uri, uri_from_commandline) == 0; // FALSE
g_free (uri);

if (g_file_has_uri_scheme (file, "cdda"))
  {
    // do something special with uri
  }
g_object_unref (file);
</pre>
<p>
</p>
<p>
This code will work when both <code class="literal">cdda://sr0/Track
1.wav</code> and <code class="literal">/home/user/.gvfs/cdda on sr0/Track
1.wav</code> is passed to the application. It should be noted
that it's generally not safe for applications to rely on the format
of a particular URIs. Different launcher applications (e.g. file
managers) may have different ideas of what a given URI means.
</p>
</div>
<div class="refsect1">
<a name="GAppInfo.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GAppInfoCreateFlags"></a><h3>enum GAppInfoCreateFlags</h3>
<pre class="programlisting">typedef enum {
  G_APP_INFO_CREATE_NONE                           = 0,         /*&lt; nick=none &gt;*/
  G_APP_INFO_CREATE_NEEDS_TERMINAL                 = (1 &lt;&lt; 0),  /*&lt; nick=needs-terminal &gt;*/
  G_APP_INFO_CREATE_SUPPORTS_URIS                  = (1 &lt;&lt; 1),  /*&lt; nick=supports-uris &gt;*/
  G_APP_INFO_CREATE_SUPPORTS_STARTUP_NOTIFICATION  = (1 &lt;&lt; 2)   /*&lt; nick=supports-startup-notification &gt;*/
} GAppInfoCreateFlags;
</pre>
<p>
Flags used when creating a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><a name="G-APP-INFO-CREATE-NONE:CAPS"></a><span class="term"><code class="literal">G_APP_INFO_CREATE_NONE</code></span></p></td>
<td>No flags.
</td>
</tr>
<tr>
<td><p><a name="G-APP-INFO-CREATE-NEEDS-TERMINAL:CAPS"></a><span class="term"><code class="literal">G_APP_INFO_CREATE_NEEDS_TERMINAL</code></span></p></td>
<td>Application opens in a terminal window.
</td>
</tr>
<tr>
<td><p><a name="G-APP-INFO-CREATE-SUPPORTS-URIS:CAPS"></a><span class="term"><code class="literal">G_APP_INFO_CREATE_SUPPORTS_URIS</code></span></p></td>
<td>Application supports URI arguments.
</td>
</tr>
<tr>
<td><p><a name="G-APP-INFO-CREATE-SUPPORTS-STARTUP-NOTIFICATION:CAPS"></a><span class="term"><code class="literal">G_APP_INFO_CREATE_SUPPORTS_STARTUP_NOTIFICATION</code></span></p></td>
<td>Application supports startup notification. Since 2.26
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GAppInfo-struct"></a><h3>GAppInfo</h3>
<pre class="programlisting">typedef struct _GAppInfo GAppInfo;</pre>
<p>
Information about an installed application and methods to launch
it (with file arguments).
</p>
</div>
<hr>
<div class="refsect2">
<a name="GAppInfoIface"></a><h3>struct GAppInfoIface</h3>
<pre class="programlisting">struct GAppInfoIface {
  GTypeInterface g_iface;

  /* Virtual Table */

  GAppInfo *   (* dup)                          (GAppInfo           *appinfo);
  gboolean     (* equal)                        (GAppInfo           *appinfo1,
                                                 GAppInfo           *appinfo2);
  const char * (* get_id)                       (GAppInfo           *appinfo);
  const char * (* get_name)                     (GAppInfo           *appinfo);
  const char * (* get_description)              (GAppInfo           *appinfo);
  const char * (* get_executable)               (GAppInfo           *appinfo);
  GIcon *      (* get_icon)                     (GAppInfo           *appinfo);
  gboolean     (* launch)                       (GAppInfo           *appinfo,
                                                 GList              *files,
                                                 GAppLaunchContext  *launch_context,
                                                 GError            **error);
  gboolean     (* supports_uris)                (GAppInfo           *appinfo);
  gboolean     (* supports_files)               (GAppInfo           *appinfo);
  gboolean     (* launch_uris)                  (GAppInfo           *appinfo,
                                                 GList              *uris,
                                                 GAppLaunchContext  *launch_context,
                                                 GError            **error);
  gboolean     (* should_show)                  (GAppInfo           *appinfo);

  /* For changing associations */
  gboolean     (* set_as_default_for_type)      (GAppInfo           *appinfo,
                                                 const char         *content_type,
                                                 GError            **error);
  gboolean     (* set_as_default_for_extension) (GAppInfo           *appinfo,
                                                 const char         *extension,
                                                 GError            **error);
  gboolean     (* add_supports_type)            (GAppInfo           *appinfo,
                                                 const char         *content_type,
                                                 GError            **error);
  gboolean     (* can_remove_supports_type)     (GAppInfo           *appinfo);
  gboolean     (* remove_supports_type)         (GAppInfo           *appinfo,
                                                 const char         *content_type,
                                                 GError            **error);
  gboolean     (* can_delete)                   (GAppInfo           *appinfo);
  gboolean     (* do_delete)                    (GAppInfo           *appinfo);
  const char * (* get_commandline)              (GAppInfo           *appinfo);
  const char * (* get_display_name)             (GAppInfo           *appinfo);
  gboolean     (* set_as_last_used_for_type)    (GAppInfo           *appinfo,
                                                 const char         *content_type,
                                                 GError            **error);
};
</pre>
<p>
Application Information interface, for operating system portability.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><a href="../gobject/gobject-Type-Information.html#GTypeInterface"><span class="type">GTypeInterface</span></a> <em class="structfield"><code><a name="GAppInfoIface.g-iface"></a>g_iface</code></em>;</span></p></td>
<td>The parent interface.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.dup"></a>dup</code></em> ()</span></p></td>
<td>Copies a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.equal"></a>equal</code></em> ()</span></p></td>
<td>Checks two <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>s for equality.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-id"></a>get_id</code></em> ()</span></p></td>
<td>Gets a string identifier for a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-name"></a>get_name</code></em> ()</span></p></td>
<td>Gets the name of the application for a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-description"></a>get_description</code></em> ()</span></p></td>
<td>Gets a short description for the application described by the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-executable"></a>get_executable</code></em> ()</span></p></td>
<td>Gets the executable name for the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-icon"></a>get_icon</code></em> ()</span></p></td>
<td>Gets the <a class="link" href="GIcon.html" title="GIcon"><span class="type">GIcon</span></a> for the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.launch"></a>launch</code></em> ()</span></p></td>
<td>Launches an application specified by the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.supports-uris"></a>supports_uris</code></em> ()</span></p></td>
<td>Indicates whether the application specified supports launching URIs.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.supports-files"></a>supports_files</code></em> ()</span></p></td>
<td>Indicates whether the application specified accepts filename arguments.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.launch-uris"></a>launch_uris</code></em> ()</span></p></td>
<td>Launches an application with a list of URIs.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.should-show"></a>should_show</code></em> ()</span></p></td>
<td>Returns whether an application should be shown (e.g. when getting a list of installed applications).
<a class="ulink" href="http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt" target="_top">
<em class="citetitle">FreeDesktop.Org Startup Notification Specification</em></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.set-as-default-for-type"></a>set_as_default_for_type</code></em> ()</span></p></td>
<td>Sets an application as default for a given content type.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.set-as-default-for-extension"></a>set_as_default_for_extension</code></em> ()</span></p></td>
<td>Sets an application as default for a given file extension.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.add-supports-type"></a>add_supports_type</code></em> ()</span></p></td>
<td>Adds to the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> information about supported file types.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.can-remove-supports-type"></a>can_remove_supports_type</code></em> ()</span></p></td>
<td>Checks for support for removing supported file types from a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.remove-supports-type"></a>remove_supports_type</code></em> ()</span></p></td>
<td>Removes a supported application type from a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.can-delete"></a>can_delete</code></em> ()</span></p></td>
<td>Checks if a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> can be deleted. Since 2.20</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.do-delete"></a>do_delete</code></em> ()</span></p></td>
<td>Deletes a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>. Since 2.20</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-commandline"></a>get_commandline</code></em> ()</span></p></td>
<td>Gets the commandline for the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>. Since 2.20</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.get-display-name"></a>get_display_name</code></em> ()</span></p></td>
<td>Gets the display name for the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>. Since 2.24</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GAppInfoIface.set-as-last-used-for-type"></a>set_as_last_used_for_type</code></em> ()</span></p></td>
<td>Sets the application as the last used. See <a class="link" href="GAppInfo.html#g-app-info-set-as-last-used-for-type" title="g_app_info_set_as_last_used_for_type ()"><code class="function">g_app_info_set_as_last_used_for_type()</code></a>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GAppLaunchContext-struct"></a><h3>GAppLaunchContext</h3>
<pre class="programlisting">typedef struct _GAppLaunchContext GAppLaunchContext;</pre>
<p>
Integrating the launch with the launching application. This is used to
handle for instance startup notification and launching the new application
on the same screen as the launching window.
</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-create-from-commandline"></a><h3>g_app_info_create_from_commandline ()</h3>
<pre class="programlisting"><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          g_app_info_create_from_commandline  (<em class="parameter"><code>const <span class="type">char</span> *commandline</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *application_name</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppInfoCreateFlags" title="enum GAppInfoCreateFlags"><span class="type">GAppInfoCreateFlags</span></a> flags</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Creates a new <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> from the given information.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>commandline</code></em> :</span></p></td>
<td>the commandline to use</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>application_name</code></em> :</span></p></td>
<td>the application name, or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> to use <em class="parameter"><code>commandline</code></em>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>flags</code></em> :</span></p></td>
<td>flags that can specify details of the created <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> location to store the error occurring, <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> to ignore.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>new <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for given command. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-dup"></a><h3>g_app_info_dup ()</h3>
<pre class="programlisting"><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          g_app_info_dup                      (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Creates a duplicate of a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a duplicate of <em class="parameter"><code>appinfo</code></em>. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-equal"></a><h3>g_app_info_equal ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_equal                    (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo1</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo2</code></em>);</pre>
<p>
Checks if two <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>s are equal.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo1</code></em> :</span></p></td>
<td>the first <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo2</code></em> :</span></p></td>
<td>the second <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>appinfo1</code></em> is equal to <em class="parameter"><code>appinfo2</code></em>. <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-id"></a><h3>g_app_info_get_id ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_id                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the ID of an application. An id is a string that
identifies the application. The exact format of the id is
platform dependent. For instance, on Unix this is the
desktop file id from the xdg menu specification.
</p>
<p>
Note that the returned ID may be <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>, depending on how
the <em class="parameter"><code>appinfo</code></em> has been constructed.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a string containing the application's ID.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-name"></a><h3>g_app_info_get_name ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_name                 (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the installed name of the application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the name of the application for <em class="parameter"><code>appinfo</code></em>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-display-name"></a><h3>g_app_info_get_display_name ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_display_name         (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the display name of the application. The display name is often more
descriptive to the user than the name itself.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the display name of the application for <em class="parameter"><code>appinfo</code></em>, or the name if
no display name is available.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.24</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-description"></a><h3>g_app_info_get_description ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_description          (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets a human-readable description of an installed application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a string containing a description of the
application <em class="parameter"><code>appinfo</code></em>, or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if none.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-executable"></a><h3>g_app_info_get_executable ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_executable           (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the executable's name for the installed application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a string containing the <em class="parameter"><code>appinfo</code></em>'s application
binaries name</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-commandline"></a><h3>g_app_info_get_commandline ()</h3>
<pre class="programlisting">const <span class="returnvalue">char</span> *        g_app_info_get_commandline          (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the commandline with which the application will be
started.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a string containing the <em class="parameter"><code>appinfo</code></em>'s commandline,
or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if this information is not available</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.20</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-icon"></a><h3>g_app_info_get_icon ()</h3>
<pre class="programlisting"><a class="link" href="GIcon.html" title="GIcon"><span class="returnvalue">GIcon</span></a> *             g_app_info_get_icon                 (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Gets the icon for the application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the default <a class="link" href="GIcon.html" title="GIcon"><span class="type">GIcon</span></a> for <em class="parameter"><code>appinfo</code></em> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
if there is no default icon. <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="g-app-info-launch"></a><h3>g_app_info_launch ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_launch                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Launches the application. Passes <em class="parameter"><code>files</code></em> to the launched application
as arguments, using the optional <em class="parameter"><code>launch_context</code></em> to get information
about the details of the launcher (like what screen it is on).
On error, <em class="parameter"><code>error</code></em> will be set accordingly.
</p>
<p>
To launch the application without arguments pass a <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> <em class="parameter"><code>files</code></em> list.
</p>
<p>
Note that even if the launch is successful the application launched
can fail to start if it runs into problems during startup. There is
no way to detect this.
</p>
<p>
Some URIs can be changed when passed through a GFile (for instance
unsupported URIs with strange formats like mailto:), so if you have
a textual URI you want to pass in as argument, consider using
<a class="link" href="GAppInfo.html#g-app-info-launch-uris" title="g_app_info_launch_uris ()"><code class="function">g_app_info_launch_uris()</code></a> instead.
</p>
<p>
The launched application inherits the environment of the launching
process, but it can be modified with <a class="link" href="GAppInfo.html#g-app-launch-context-setenv" title="g_app_launch_context_setenv ()"><code class="function">g_app_launch_context_setenv()</code></a> and
<a class="link" href="GAppInfo.html#g-app-launch-context-unsetenv" title="g_app_launch_context_unsetenv ()"><code class="function">g_app_launch_context_unsetenv()</code></a>.
</p>
<p>
On UNIX, this function sets the <code class="envar">GIO_LAUNCHED_DESKTOP_FILE</code>
environment variable with the path of the launched desktop file and
<code class="envar">GIO_LAUNCHED_DESKTOP_FILE_PID</code> to the process
id of the launched process. This can be used to ignore
<code class="envar">GIO_LAUNCHED_DESKTOP_FILE</code>, should it be inherited
by further processes. The <code class="envar">DISPLAY</code> and
<code class="envar">DESKTOP_STARTUP_ID</code> environment variables are also
set, based on information provided in <em class="parameter"><code>launch_context</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>files</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of <a class="link" href="GFile.html" title="GFile"><span class="type">GFile</span></a> objects. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GFile]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>launch_context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on successful launch, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-supports-files"></a><h3>g_app_info_supports_files ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_supports_files           (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Checks if the application accepts files as arguments.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the <em class="parameter"><code>appinfo</code></em> supports files.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-supports-uris"></a><h3>g_app_info_supports_uris ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_supports_uris            (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Checks if the application supports reading files and directories from URIs.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the <em class="parameter"><code>appinfo</code></em> supports URIs.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-launch-uris"></a><h3>g_app_info_launch_uris ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_launch_uris              (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *uris</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Launches the application. This passes the <em class="parameter"><code>uris</code></em> to the launched application
as arguments, using the optional <em class="parameter"><code>launch_context</code></em> to get information
about the details of the launcher (like what screen it is on).
On error, <em class="parameter"><code>error</code></em> will be set accordingly.
</p>
<p>
To launch the application without arguments pass a <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> <em class="parameter"><code>uris</code></em> list.
</p>
<p>
Note that even if the launch is successful the application launched
can fail to start if it runs into problems during startup. There is
no way to detect this.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>uris</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> containing URIs to launch. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> utf8]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>launch_context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on successful launch, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-should-show"></a><h3>g_app_info_should_show ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_should_show              (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Checks if the application info should be shown in menus that 
list available applications.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the <em class="parameter"><code>appinfo</code></em> should be shown, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-can-delete"></a><h3>g_app_info_can_delete ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_can_delete               (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Obtains the information whether the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> can be deleted.
See <a class="link" href="GAppInfo.html#g-app-info-delete" title="g_app_info_delete ()"><code class="function">g_app_info_delete()</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>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>appinfo</code></em> can be deleted</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.20</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-delete"></a><h3>g_app_info_delete ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_delete                   (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Tries to delete a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.
</p>
<p>
On some platforms, there may be a difference between user-defined
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>s which can be deleted, and system-wide ones which
cannot. See <a class="link" href="GAppInfo.html#g-app-info-can-delete" title="g_app_info_can_delete ()"><code class="function">g_app_info_can_delete()</code></a>.
</p>
<p>
Virtual: do_delete
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>appinfo</code></em> has been deleted</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.20</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-reset-type-associations"></a><h3>g_app_info_reset_type_associations ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                g_app_info_reset_type_associations  (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>);</pre>
<p>
Removes all changes to the type associations done by
<a class="link" href="GAppInfo.html#g-app-info-set-as-default-for-type" title="g_app_info_set_as_default_for_type ()"><code class="function">g_app_info_set_as_default_for_type()</code></a>,
<a class="link" href="GAppInfo.html#g-app-info-set-as-default-for-extension" title="g_app_info_set_as_default_for_extension ()"><code class="function">g_app_info_set_as_default_for_extension()</code></a>,
<a class="link" href="GAppInfo.html#g-app-info-add-supports-type" title="g_app_info_add_supports_type ()"><code class="function">g_app_info_add_supports_type()</code></a> or
<a class="link" href="GAppInfo.html#g-app-info-remove-supports-type" title="g_app_info_remove_supports_type ()"><code class="function">g_app_info_remove_supports_type()</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>content_type</code></em> :</span></p></td>
<td>a content type</td>
</tr></tbody>
</table></div>
<p class="since">Since 2.20</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-set-as-default-for-type"></a><h3>g_app_info_set_as_default_for_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_set_as_default_for_type  (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Sets the application as the default handler for a given type.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>the content type.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-set-as-default-for-extension"></a><h3>g_app_info_set_as_default_for_extension ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_set_as_default_for_extension
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *extension</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Sets the application as the default handler for the given file extension.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>extension</code></em> :</span></p></td>
<td>a string containing the file extension (without the dot).</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-set-as-last-used-for-type"></a><h3>g_app_info_set_as_last_used_for_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_set_as_last_used_for_type
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Sets the application as the last used application for a given type.
This will make the application appear as first in the list returned
by <a class="link" href="GAppInfo.html#g-app-info-get-recommended-for-type" title="g_app_info_get_recommended_for_type ()"><code class="function">g_app_info_get_recommended_for_type()</code></a>, regardless of the default
application for that content type.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>the content type.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-add-supports-type"></a><h3>g_app_info_add_supports_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_add_supports_type        (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Adds a content type to the application information to indicate the 
application is capable of opening files with the given content type.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>a string.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-can-remove-supports-type"></a><h3>g_app_info_can_remove_supports_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_can_remove_supports_type (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>);</pre>
<p>
Checks if a supported content type can be removed from an application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if it is possible to remove supported
content types from a given <em class="parameter"><code>appinfo</code></em>, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if not.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-remove-supports-type"></a><h3>g_app_info_remove_supports_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_remove_supports_type     (<em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *appinfo</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Removes a supported type from an application, if possible.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>appinfo</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>a string.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-all"></a><h3>g_app_info_get_all ()</h3>
<pre class="programlisting"><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             g_app_info_get_all                  (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>
Gets a list of all of the applications currently registered 
on this system.
</p>
<p>
For desktop files, this includes applications that have 
<code class="literal">NoDisplay=true</code> set or are excluded from 
display by means of <code class="literal">OnlyShowIn</code> or
<code class="literal">NotShowIn</code>. See <a class="link" href="GAppInfo.html#g-app-info-should-show" title="g_app_info_should_show ()"><code class="function">g_app_info_should_show()</code></a>.
The returned list does not include applications which have
the <code class="literal">Hidden</code> key set.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a newly allocated <a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of references to <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>s. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GAppInfo][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-all-for-type"></a><h3>g_app_info_get_all_for_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             g_app_info_get_all_for_type         (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>);</pre>
<p>
Gets a list of all <a href="GAppInfo.html"><span class="type">GAppInfos</span></a> for a given content type,
including the recommended and fallback <a href="GAppInfo.html"><span class="type">GAppInfos</span></a>. See
<a class="link" href="GAppInfo.html#g-app-info-get-recommended-for-type" title="g_app_info_get_recommended_for_type ()"><code class="function">g_app_info_get_recommended_for_type()</code></a> and
<a class="link" href="GAppInfo.html#g-app-info-get-fallback-for-type" title="g_app_info_get_fallback_for_type ()"><code class="function">g_app_info_get_fallback_for_type()</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>content_type</code></em> :</span></p></td>
<td>the content type to find a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of <a href="GAppInfo.html"><span class="type">GAppInfos</span></a>
for given <em class="parameter"><code>content_type</code></em> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> on error. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GAppInfo][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-default-for-type"></a><h3>g_app_info_get_default_for_type ()</h3>
<pre class="programlisting"><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          g_app_info_get_default_for_type     (<em class="parameter"><code>const <span class="type">char</span> *content_type</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> must_support_uris</code></em>);</pre>
<p>
Gets the default <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for a given content type.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>the content type to find a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>must_support_uris</code></em> :</span></p></td>
<td>if <a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>, the <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> is expected to
support URIs</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for given <em class="parameter"><code>content_type</code></em> or
<a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> on error. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-default-for-uri-scheme"></a><h3>g_app_info_get_default_for_uri_scheme ()</h3>
<pre class="programlisting"><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="returnvalue">GAppInfo</span></a> *          g_app_info_get_default_for_uri_scheme
                                                        (<em class="parameter"><code>const <span class="type">char</span> *uri_scheme</code></em>);</pre>
<p>
Gets the default application for handling URIs with
the given URI scheme. A URI scheme is the initial part
of the URI, up to but not including the ':', e.g. "http",
"ftp" or "sip".
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri_scheme</code></em> :</span></p></td>
<td>a string containing a URI scheme.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for given <em class="parameter"><code>uri_scheme</code></em> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> on error. <span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-fallback-for-type"></a><h3>g_app_info_get_fallback_for_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             g_app_info_get_fallback_for_type    (<em class="parameter"><code>const <a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *content_type</code></em>);</pre>
<p>
Gets a list of fallback <a href="GAppInfo.html"><span class="type">GAppInfos</span></a> for a given content type, i.e.
those applications which claim to support the given content type
by MIME type subclassing and not directly.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>the content type to find a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of <a href="GAppInfo.html"><span class="type">GAppInfos</span></a>
for given <em class="parameter"><code>content_type</code></em> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> on error. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GAppInfo][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.28</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-get-recommended-for-type"></a><h3>g_app_info_get_recommended_for_type ()</h3>
<pre class="programlisting"><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="returnvalue">GList</span></a> *             g_app_info_get_recommended_for_type (<em class="parameter"><code>const <a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *content_type</code></em>);</pre>
<p>
Gets a list of recommended <a href="GAppInfo.html"><span class="type">GAppInfos</span></a> for a given content type, i.e.
those applications which claim to support the given content type exactly,
and not by MIME type subclassing.
Note that the first application of the list is the last used one, i.e.
the last one for which <a class="link" href="GAppInfo.html#g-app-info-set-as-last-used-for-type" title="g_app_info_set_as_last_used_for_type ()"><code class="function">g_app_info_set_as_last_used_for_type()</code></a> has been
called.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>content_type</code></em> :</span></p></td>
<td>the content type to find a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> for</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of <a href="GAppInfo.html"><span class="type">GAppInfos</span></a>
for given <em class="parameter"><code>content_type</code></em> or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> on error. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GAppInfo][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.28</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-info-launch-default-for-uri"></a><h3>g_app_info_launch_default_for_uri ()</h3>
<pre class="programlisting"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>            g_app_info_launch_default_for_uri   (<em class="parameter"><code>const <span class="type">char</span> *uri</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *launch_context</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a> **error</code></em>);</pre>
<p>
Utility function that launches the default application
registered to handle the specified uri. Synchronous I/O
is done on the uri to detect the type of the file if
required.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>uri</code></em> :</span></p></td>
<td>the uri to show</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>launch_context</code></em> :</span></p></td>
<td>an optional <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>. <span class="annotation">[<acronym title="NULL is ok, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Error-Reporting.html#GError"><span class="type">GError</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="../glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> on success, <a href="../glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> on error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-setenv"></a><h3>g_app_launch_context_setenv ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                g_app_launch_context_setenv         (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *variable</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *value</code></em>);</pre>
<p>
Arranges for <em class="parameter"><code>variable</code></em> to be set to <em class="parameter"><code>value</code></em> in the child's
environment when <em class="parameter"><code>context</code></em> is used to launch an application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>variable</code></em> :</span></p></td>
<td>the environment variable to set</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>value</code></em> :</span></p></td>
<td>the value for to set the variable to.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.32</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-unsetenv"></a><h3>g_app_launch_context_unsetenv ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                g_app_launch_context_unsetenv       (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *variable</code></em>);</pre>
<p>
Arranges for <em class="parameter"><code>variable</code></em> to be unset in the child's environment
when <em class="parameter"><code>context</code></em> is used to launch an application.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>variable</code></em> :</span></p></td>
<td>the environment variable to remove</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.32</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-get-environment"></a><h3>g_app_launch_context_get_environment ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> **             g_app_launch_context_get_environment
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>);</pre>
<p>
Gets the complete environment variable list to be passed to
the child process when <em class="parameter"><code>context</code></em> is used to launch an application.
This is a <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>-terminated array of strings, where each string has
the form <code class="literal">KEY=VALUE</code>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the
child's environment. <span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> zero-terminated=1][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span>
</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.32</p>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-get-display"></a><h3>g_app_launch_context_get_display ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *              g_app_launch_context_get_display    (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *info</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>);</pre>
<p>
Gets the display string for the <em class="parameter"><code>context</code></em>. This is used to ensure new
applications are started on the same display as the launching
application, by setting the <code class="envar">DISPLAY</code> environment variable.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>files</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of <a class="link" href="GFile.html" title="GFile"><span class="type">GFile</span></a> objects. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GFile]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a display string for the display.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-get-startup-notify-id"></a><h3>g_app_launch_context_get_startup_notify_id ()</h3>
<pre class="programlisting"><span class="returnvalue">char</span> *              g_app_launch_context_get_startup_notify_id
                                                        (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code><a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a> *info</code></em>,
                                                         <em class="parameter"><code><a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> *files</code></em>);</pre>
<p>
Initiates startup notification for the application and returns the
<code class="envar">DESKTOP_STARTUP_ID</code> for the launched operation,
if supported.
</p>
<p>
Startup notification IDs are defined in the <a class="ulink" href="http://standards.freedesktop.org/startup-notification-spec/startup-notification-latest.txt" target="_top">
FreeDesktop.Org Startup Notifications standard</a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>info</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html" title="GAppInfo"><span class="type">GAppInfo</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>files</code></em> :</span></p></td>
<td>a <a href="../glib/glib-Doubly-Linked-Lists.html#GList"><span class="type">GList</span></a> of of <a class="link" href="GFile.html" title="GFile"><span class="type">GFile</span></a> objects. <span class="annotation">[<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> GFile]</span>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a startup notification ID for the application, or <a href="../glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> if
not supported.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-launch-failed"></a><h3>g_app_launch_context_launch_failed ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>                g_app_launch_context_launch_failed  (<em class="parameter"><code><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a> *context</code></em>,
                                                         <em class="parameter"><code>const <span class="type">char</span> *startup_notify_id</code></em>);</pre>
<p>
Called when an application has failed to launch, so that it can cancel
the application startup notification started in <a class="link" href="GAppInfo.html#g-app-launch-context-get-startup-notify-id" title="g_app_launch_context_get_startup_notify_id ()"><code class="function">g_app_launch_context_get_startup_notify_id()</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>context</code></em> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>startup_notify_id</code></em> :</span></p></td>
<td>the startup notification id that was returned by <a class="link" href="GAppInfo.html#g-app-launch-context-get-startup-notify-id" title="g_app_launch_context_get_startup_notify_id ()"><code class="function">g_app_launch_context_get_startup_notify_id()</code></a>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="g-app-launch-context-new"></a><h3>g_app_launch_context_new ()</h3>
<pre class="programlisting"><a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="returnvalue">GAppLaunchContext</span></a> * g_app_launch_context_new            (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>
Creates a new application launch context. This is not normally used,
instead you instantiate a subclass of this, such as <span class="type">GdkAppLaunchContext</span>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>a <a class="link" href="GAppInfo.html#GAppLaunchContext"><span class="type">GAppLaunchContext</span></a>.</td>
</tr></tbody>
</table></div>
</div>
</div>
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