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) 2003-2007   Dana 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 void sn_spawn_cancel() {}
  38
  39 #else
  40
  41 #include "openbox.h"
  42 #include "mainloop.h"
  43 #include "screen.h"
  44
  45 #define SN_API_NOT_YET_FROZEN
  46 #include <libsn/sn.h>
  47
  48 static SnDisplay *sn_display;
  49 static SnMonitorContext *sn_context;
  50 static SnLauncherContext *sn_launcher;
  51 static GSList *sn_waits; /* list of SnStartupSequences we're waiting on */
  52
  53 static SnStartupSequence* sequence_find(const gchar *id);
  54
  55 static void sn_handler(const XEvent *e, gpointer data);
  56 static void sn_event_func(SnMonitorEvent *event, gpointer data);
  57
  58 void sn_startup(gboolean reconfig)
  59 {
  60     if (reconfig) return;
  61
  62     /* unset this so we don't pass it on unknowingly */
  63     unsetenv("DESKTOP_STARTUP_ID");
  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         /* 20 second timeout for apps to start if the launcher doesn't
 141            have a timeout */
 142         ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 143                                  sn_wait_timeout, seq,
 144                                  g_direct_equal,
 145                                  (GDestroyNotify)sn_startup_sequence_unref);
 146         change = TRUE;
 147         break;
 148     case SN_MONITOR_EVENT_CHANGED:
 149         /* XXX feedback changed? */
 150         change = TRUE;
 151         break;
 152     case SN_MONITOR_EVENT_COMPLETED:
 153     case SN_MONITOR_EVENT_CANCELED:
 154         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
 155             sn_waits = g_slist_remove(sn_waits, seq);
 156             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 157                                              seq, FALSE);
 158             change = TRUE;
 159         }
 160         break;
 161     };
 162
 163     if (change)
 164         screen_set_root_cursor();
 165 }
 166
 167 Time sn_app_started(const gchar *id, const gchar *wmclass)
 168 {
 169     GSList *it;
 170     Time t = CurrentTime;
 171
 172     if (!id && !wmclass)
 173         return t;
 174
 175     for (it = sn_waits; it; it = g_slist_next(it)) {
 176         SnStartupSequence *seq = it->data;
 177         gboolean found = FALSE;
 178         const gchar *seqid, *seqclass, *seqname, *seqbin;
 179         seqid = sn_startup_sequence_get_id(seq);
 180         seqclass = sn_startup_sequence_get_wmclass(seq);
 181         seqname = sn_startup_sequence_get_name(seq);
 182         seqbin = sn_startup_sequence_get_binary_name(seq);
 183
 184         if (id && seqid) {
 185             /* if the app has a startup id, then look for that for highest
 186                accuracy */
 187             if (!strcmp(seqid, id))
 188                 found = TRUE;
 189         } else {
 190             seqclass = sn_startup_sequence_get_wmclass(seq);
 191             seqname = sn_startup_sequence_get_name(seq);
 192             seqbin = sn_startup_sequence_get_binary_name(seq);
 193
 194             if ((seqname && !g_ascii_strcasecmp(seqname, wmclass)) ||
 195                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 196                 (seqclass && !strcmp(seqclass, wmclass)))
 197                 found = TRUE;
 198         }
 199
 200         if (found) {
 201             sn_startup_sequence_complete(seq);
 202             t = sn_startup_sequence_get_timestamp(seq);
 203             break;
 204         }
 205     }
 206     return t;
 207 }
 208
 209 gboolean sn_get_desktop(gchar *id, guint *desktop)
 210 {
 211     SnStartupSequence *seq;
 212
 213     if (id && (seq = sequence_find(id))) {
 214         gint desk = sn_startup_sequence_get_workspace(seq);
 215         if (desk != -1) {
 216             *desktop = desk;
 217             return TRUE;
 218         }
 219     }
 220     return FALSE;
 221 }
 222
 223 static gboolean sn_launch_wait_timeout(gpointer data)
 224 {
 225     SnLauncherContext *sn = data;
 226     sn_launcher_context_complete(sn);
 227     return FALSE; /* don't repeat */
 228 }
 229
 230 void sn_setup_spawn_environment(gchar *program, gchar *name,
 231                                 gchar *icon_name, gint desktop,
 232                                 Time time)
 233 {
 234     gchar *desc;
 235     const char *id;
 236
 237     desc = g_strdup_printf(_("Running %s\n"), program);
 238
 239     if (sn_launcher_context_get_initiated(sn_launcher)) {
 240         sn_launcher_context_unref(sn_launcher);
 241         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 242     }
 243
 244     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 245     sn_launcher_context_set_description(sn_launcher, desc);
 246     sn_launcher_context_set_icon_name(sn_launcher, icon_name ? icon_name : program);
 247     sn_launcher_context_set_binary_name(sn_launcher, program);
 248     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 249         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 250     sn_launcher_context_initiate(sn_launcher, "openbox", program, time);
 251     id = sn_launcher_context_get_startup_id(sn_launcher);
 252
 253     /* 20 second timeout for apps to start */
 254     sn_launcher_context_ref(sn_launcher);
 255     ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 256                              sn_launch_wait_timeout, sn_launcher,
 257                              g_direct_equal,
 258                              (GDestroyNotify)sn_launcher_context_unref);
 259
 260     setenv("DESKTOP_STARTUP_ID", id, TRUE);
 261
 262     g_free(desc);
 263 }
 264
 265 void sn_spawn_cancel()
 266 {
 267     sn_launcher_context_complete(sn_launcher);
 268 }
 269
 270 #endif