API: Reinstate "gio-desktop-app-info-lookup" extension point
[platform/upstream/glib.git] / gio / gdesktopappinfo.h
1 /* GIO - GLib Input, Output and Streaming Library
2  *
3  * Copyright (C) 2006-2007 Red Hat, Inc.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General
16  * Public License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18  * Boston, MA 02111-1307, USA.
19  *
20  * Author: Alexander Larsson <alexl@redhat.com>
21  */
22
23 #ifndef __G_DESKTOP_APP_INFO_H__
24 #define __G_DESKTOP_APP_INFO_H__
25
26 #include <gio/gio.h>
27
28 G_BEGIN_DECLS
29
30 #define G_TYPE_DESKTOP_APP_INFO         (g_desktop_app_info_get_type ())
31 #define G_DESKTOP_APP_INFO(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_DESKTOP_APP_INFO, GDesktopAppInfo))
32 #define G_DESKTOP_APP_INFO_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_DESKTOP_APP_INFO, GDesktopAppInfoClass))
33 #define G_IS_DESKTOP_APP_INFO(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_DESKTOP_APP_INFO))
34 #define G_IS_DESKTOP_APP_INFO_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_DESKTOP_APP_INFO))
35 #define G_DESKTOP_APP_INFO_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_DESKTOP_APP_INFO, GDesktopAppInfoClass))
36
37 typedef struct _GDesktopAppInfo        GDesktopAppInfo;
38 typedef struct _GDesktopAppInfoClass   GDesktopAppInfoClass;
39
40 struct _GDesktopAppInfoClass
41 {
42   GObjectClass parent_class;
43 };
44
45
46 GType            g_desktop_app_info_get_type          (void) G_GNUC_CONST;
47
48 GDesktopAppInfo *g_desktop_app_info_new_from_filename (const char      *filename);
49 GDesktopAppInfo *g_desktop_app_info_new_from_keyfile  (GKeyFile        *key_file);
50
51 const char *     g_desktop_app_info_get_filename      (GDesktopAppInfo *info);
52
53 GDesktopAppInfo *g_desktop_app_info_new               (const char      *desktop_id);
54 gboolean         g_desktop_app_info_get_is_hidden     (GDesktopAppInfo *info);
55
56 void             g_desktop_app_info_set_desktop_env   (const char      *desktop_env);
57
58
59 #ifndef G_DISABLE_DEPRECATED
60
61 #define G_TYPE_DESKTOP_APP_INFO_LOOKUP           (g_desktop_app_info_lookup_get_type ())
62 #define G_DESKTOP_APP_INFO_LOOKUP(obj)           (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_DESKTOP_APP_INFO_LOOKUP, GDesktopAppInfoLookup))
63 #define G_IS_DESKTOP_APP_INFO_LOOKUP(obj)        (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_DESKTOP_APP_INFO_LOOKUP))
64 #define G_DESKTOP_APP_INFO_LOOKUP_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_DESKTOP_APP_INFO_LOOKUP, GDesktopAppInfoLookupIface))
65
66 /**
67  * G_DESKTOP_APP_INFO_LOOKUP_EXTENSION_POINT_NAME:
68  *
69  * Extension point for default handler to URI association. See
70  * <link linkend="extending-gio">Extending GIO</link>.
71  */
72 #define G_DESKTOP_APP_INFO_LOOKUP_EXTENSION_POINT_NAME "gio-desktop-app-info-lookup"
73
74 /**
75  * GDesktopAppInfoLookup:
76  *
77  * Interface that is used by backends to associate default
78  * handlers with URI schemes.
79  */
80 typedef struct _GDesktopAppInfoLookup GDesktopAppInfoLookup;
81 typedef struct _GDesktopAppInfoLookupIface GDesktopAppInfoLookupIface;
82
83 struct _GDesktopAppInfoLookupIface
84 {
85   GTypeInterface g_iface;
86
87   GAppInfo * (* get_default_for_uri_scheme) (GDesktopAppInfoLookup *lookup,
88                                              const char            *uri_scheme);
89 };
90
91 GType     g_desktop_app_info_lookup_get_type                   (void) G_GNUC_CONST;
92
93 GAppInfo *g_desktop_app_info_lookup_get_default_for_uri_scheme (GDesktopAppInfoLookup *lookup,
94                                                                 const char            *uri_scheme);
95
96 #endif /* G_DISABLE_DEPRECATED */
97
98 G_END_DECLS
99
100 #endif /* __G_DESKTOP_APP_INFO_H__ */