use setenv to set up the DESKTOP_STARTUP_ID when launching programs.
[mikachu/openbox.git] / openbox / startupnotify.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    startupnotify.c for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003        Ben Jansens
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "startupnotify.h"
21 #include "gettext.h"
22
23 #include <stdlib.h>
24
25 #ifndef USE_LIBSN
26
27 void sn_startup(gboolean reconfig) {}
28 void sn_shutdown(gboolean reconfig) {}
29 gboolean sn_app_starting() { return FALSE; }
30 Time sn_app_started(const gchar *id, const gchar *wmclass)
31 {
32     return CurrentTime;
33 }
34 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
35 void sn_setup_spawn_environment(gchar *program, gchar *name,
36                                 gchar *icon_name, gint desktop, Time time)
37 {
38     return g_strdupv(environ);
39 }
40 void sn_spawn_cancel() {}
41
42 #else
43
44 #include "openbox.h"
45 #include "mainloop.h"
46 #include "screen.h"
47
48 #define SN_API_NOT_YET_FROZEN
49 #include <libsn/sn.h>
50
51 static SnDisplay *sn_display;
52 static SnMonitorContext *sn_context;
53 static SnLauncherContext *sn_launcher;
54 static GSList *sn_waits; /* list of SnStartupSequences we're waiting on */
55
56 static SnStartupSequence* sequence_find(const gchar *id);
57
58 static void sn_handler(const XEvent *e, gpointer data);
59 static void sn_event_func(SnMonitorEvent *event, gpointer data);
60
61 void sn_startup(gboolean reconfig)
62 {
63     if (reconfig) return;
64
65     sn_display = sn_display_new(ob_display, NULL, NULL);
66     sn_context = sn_monitor_context_new(sn_display, ob_screen,
67                                         sn_event_func, NULL, NULL);
68     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
69
70     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
71 }
72
73 void sn_shutdown(gboolean reconfig)
74 {
75     GSList *it;
76
77     if (reconfig) return;
78
79     ob_main_loop_x_remove(ob_main_loop, sn_handler);
80
81     for (it = sn_waits; it; it = g_slist_next(it))
82         sn_startup_sequence_unref((SnStartupSequence*)it->data);
83     g_slist_free(sn_waits);
84     sn_waits = NULL;
85
86     screen_set_root_cursor();
87
88     sn_launcher_context_unref(sn_launcher);
89     sn_monitor_context_unref(sn_context);
90     sn_display_unref(sn_display);
91 }
92
93 static SnStartupSequence* sequence_find(const gchar *id)
94 {
95     SnStartupSequence*ret = NULL;
96     GSList *it;
97
98     for (it = sn_waits; it; it = g_slist_next(it)) {
99         SnStartupSequence *seq = it->data;
100         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
101             ret = seq;
102             break;
103         }
104     }
105     return ret;
106 }
107
108 gboolean sn_app_starting()
109 {
110     return sn_waits != NULL;
111 }
112
113 static gboolean sn_wait_timeout(gpointer data)
114 {
115     SnStartupSequence *seq = data;
116     sn_waits = g_slist_remove(sn_waits, seq);
117     screen_set_root_cursor();
118     return FALSE; /* don't repeat */
119 }
120
121 static void sn_handler(const XEvent *e, gpointer data)
122 {
123     XEvent ec;
124     ec = *e;
125     sn_display_process_event(sn_display, &ec);
126 }
127
128 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
129 {
130     SnStartupSequence *seq;
131     gboolean change = FALSE;
132
133     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
134         return;
135
136     switch (sn_monitor_event_get_type(ev)) {
137     case SN_MONITOR_EVENT_INITIATED:
138         sn_startup_sequence_ref(seq);
139         sn_waits = g_slist_prepend(sn_waits, seq);
140         /* 30 second timeout for apps to start if the launcher doesn't
141            have a timeout */
142         ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
143                                  sn_wait_timeout, seq,
144                                  (GDestroyNotify)sn_startup_sequence_unref);
145         change = TRUE;
146         break;
147     case SN_MONITOR_EVENT_CHANGED:
148         /* XXX feedback changed? */
149         change = TRUE;
150         break;
151     case SN_MONITOR_EVENT_COMPLETED:
152     case SN_MONITOR_EVENT_CANCELED:
153         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
154             sn_waits = g_slist_remove(sn_waits, seq);
155             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
156                                              seq, FALSE);
157             change = TRUE;
158         }
159         break;
160     };
161
162     if (change)
163         screen_set_root_cursor();
164 }
165
166 Time sn_app_started(const gchar *id, const gchar *wmclass)
167 {
168     GSList *it;
169     Time t = CurrentTime;
170
171     if (!id && !wmclass)
172         return t;
173
174     for (it = sn_waits; it; it = g_slist_next(it)) {
175         SnStartupSequence *seq = it->data;
176         gboolean found = FALSE;
177         const gchar *seqid, *seqclass, *seqname, *seqbin;
178         seqid = sn_startup_sequence_get_id(seq);
179         seqclass = sn_startup_sequence_get_wmclass(seq);
180         seqname = sn_startup_sequence_get_name(seq);
181         seqbin = sn_startup_sequence_get_binary_name(seq);
182
183         if (id && seqid) {
184             /* if the app has a startup id, then look for that for highest
185                accuracy */
186             if (!strcmp(seqid, id))
187                 found = TRUE;
188         } else {
189             seqclass = sn_startup_sequence_get_wmclass(seq);
190             seqname = sn_startup_sequence_get_name(seq);
191             seqbin = sn_startup_sequence_get_binary_name(seq);
192
193             if ((seqname && !g_ascii_strcasecmp(seqname, wmclass)) ||
194                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
195                 (seqclass && !strcmp(seqclass, wmclass)))
196                 found = TRUE;
197         }
198
199         if (found) {
200             sn_startup_sequence_complete(seq);
201             t = sn_startup_sequence_get_timestamp(seq);
202             break;
203         }
204     }
205     return t;
206 }
207
208 gboolean sn_get_desktop(gchar *id, guint *desktop)
209 {
210     SnStartupSequence *seq;
211
212     if (id && (seq = sequence_find(id))) {
213         gint desk = sn_startup_sequence_get_workspace(seq);
214         if (desk != -1) {
215             *desktop = desk;
216             return TRUE;
217         }
218     }
219     return FALSE;
220 }
221
222 static gboolean sn_launch_wait_timeout(gpointer data)
223 {
224     SnLauncherContext *sn = data;
225     sn_launcher_context_complete(sn);
226     return FALSE; /* don't repeat */
227 }
228
229 void sn_setup_spawn_environment(gchar *program, gchar *name,
230                                 gchar *icon_name, gint desktop,
231                                 Time time)
232 {
233     gchar *desc;
234     const char *id;
235
236     desc = g_strdup_printf(_("Running %s\n"), program);
237
238     if (sn_launcher_context_get_initiated(sn_launcher)) {
239         sn_launcher_context_unref(sn_launcher);
240         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
241     }
242
243     sn_launcher_context_set_name(sn_launcher, name ? name : program);
244     sn_launcher_context_set_description(sn_launcher, desc);
245     sn_launcher_context_set_icon_name(sn_launcher, icon_name ? icon_name : program);
246     sn_launcher_context_set_binary_name(sn_launcher, program);
247     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
248         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
249     sn_launcher_context_initiate(sn_launcher, "openbox", program, time);
250     id = sn_launcher_context_get_startup_id(sn_launcher);
251
252     /* 30 second timeout for apps to start */
253     sn_launcher_context_ref(sn_launcher);
254     ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
255                              sn_launch_wait_timeout, sn_launcher,
256                              (GDestroyNotify)sn_launcher_context_unref);
257
258     setenv("DESKTOP_STARTUP_ID", id, TRUE);
259
260     g_free(desc);
261 }
262
263 void sn_spawn_cancel()
264 {
265     sn_launcher_context_complete(sn_launcher);
266 }
267
268 #endif