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Stop generating glib marshals by using glib >= 2.30
[sojka/lightdm.git] / src / display-server.c
1 /*
2  * Copyright (C) 2010-2011 Robert Ancell.
3  * Author: Robert Ancell <robert.ancell@canonical.com>
4  * 
5  * This program is free software: you can redistribute it and/or modify it under
6  * the terms of the GNU General Public License as published by the Free Software
7  * Foundation, either version 3 of the License, or (at your option) any later
8  * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
9  * license.
10  */
11
12 #include <config.h>
13
14 #include "display-server.h"
15
16 enum {
17     READY,
18     STOPPED,
19     LAST_SIGNAL
20 };
21 static guint signals[LAST_SIGNAL] = { 0 };
22
23 struct DisplayServerPrivate
24 {
25     /* Unique name for this display server */
26     gchar *name;
27
28     /* TRUE if sessions should be automatically started on this display server */
29     gboolean start_local_sessions;
30
31     /* TRUE when being stopped */
32     gboolean stopping;
33
34     /* TRUE when the display server has stopped */
35     gboolean stopped;
36 };
37
38 G_DEFINE_TYPE (DisplayServer, display_server, G_TYPE_OBJECT);
39
40 void
41 display_server_set_name (DisplayServer *server, const gchar *name)
42 {
43     g_return_if_fail (server != NULL);
44     g_free (server->priv->name);
45     server->priv->name = g_strdup (name);
46 }
47
48 const gchar *
49 display_server_get_name (DisplayServer *server)
50 {
51     g_return_val_if_fail (server != NULL, NULL);
52     return server->priv->name;
53 }
54
55 void
56 display_server_set_start_local_sessions (DisplayServer *server, gboolean start_local_sessions)
57 {
58     g_return_if_fail (server != NULL);
59     server->priv->start_local_sessions = start_local_sessions;
60 }
61
62 gboolean
63 display_server_get_start_local_sessions (DisplayServer *server)
64 {
65     g_return_val_if_fail (server != NULL, FALSE);
66     return server->priv->start_local_sessions;
67 }
68
69 gboolean
70 display_server_start (DisplayServer *server)
71 {
72     g_return_val_if_fail (server != NULL, FALSE);
73     return DISPLAY_SERVER_GET_CLASS (server)->start (server);
74 }
75
76 static gboolean
77 display_server_real_start (DisplayServer *server)
78 {
79     g_signal_emit (server, signals[READY], 0);
80     return TRUE;
81 }
82
83 void
84 display_server_stop (DisplayServer *server)
85 {
86     g_return_if_fail (server != NULL);
87
88     if (server->priv->stopping)
89         return;
90     server->priv->stopping = TRUE;
91
92     DISPLAY_SERVER_GET_CLASS (server)->stop (server);
93 }
94
95 gboolean
96 display_server_get_is_stopped (DisplayServer *server)
97 {
98     g_return_val_if_fail (server != NULL, TRUE);
99     return server->priv->stopped;
100 }
101
102 static void
103 display_server_real_stop (DisplayServer *server)
104 {
105     server->priv->stopped = TRUE;
106     g_signal_emit (server, signals[STOPPED], 0);
107 }
108
109 static gboolean
110 display_server_real_get_is_stopped (DisplayServer *server)
111 {
112     return server->priv->stopped;
113 }
114
115 static void
116 display_server_init (DisplayServer *server)
117 {
118     server->priv = G_TYPE_INSTANCE_GET_PRIVATE (server, DISPLAY_SERVER_TYPE, DisplayServerPrivate);
119     server->priv->start_local_sessions = TRUE;
120 }
121
122 static void
123 display_server_class_init (DisplayServerClass *klass)
124 {
125     klass->start = display_server_real_start;
126     klass->stop = display_server_real_stop;
127
128     g_type_class_add_private (klass, sizeof (DisplayServerPrivate));
129
130     signals[READY] =
131         g_signal_new ("ready",
132                       G_TYPE_FROM_CLASS (klass),
133                       G_SIGNAL_RUN_LAST,
134                       G_STRUCT_OFFSET (DisplayServerClass, ready),
135                       NULL, NULL,
136                       NULL,
137                       G_TYPE_NONE, 0);
138     signals[STOPPED] =
139         g_signal_new ("stopped",
140                       G_TYPE_FROM_CLASS (klass),
141                       G_SIGNAL_RUN_LAST,
142                       G_STRUCT_OFFSET (DisplayServerClass, stopped),
143                       NULL, NULL,
144                       NULL,
145                       G_TYPE_NONE, 0);
146 }