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 #include "event.h"
  23
  24 #include <stdlib.h>
  25
  26 #ifndef USE_LIBSN
  27
  28 void sn_startup(gboolean reconfig) {}
  29 void sn_shutdown(gboolean reconfig) {}
  30 gboolean sn_app_starting() { return FALSE; }
  31 Time sn_app_started(const gchar *id, const gchar *wmclass)
  32 {
  33     return CurrentTime;
  34 }
  35 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  36 void sn_setup_spawn_environment(gchar *program, gchar *name,
  37                                 gchar *icon_name, gint desktop) {}
  38 void sn_spawn_cancel() {}
  39
  40 #else
  41
  42 #include "openbox.h"
  43 #include "mainloop.h"
  44 #include "screen.h"
  45
  46 #define SN_API_NOT_YET_FROZEN
  47 #include <libsn/sn.h>
  48
  49 static SnDisplay *sn_display;
  50 static SnMonitorContext *sn_context;
  51 static SnLauncherContext *sn_launcher;
  52 static GSList *sn_waits; /* list of SnStartupSequences we're waiting on */
  53
  54 static SnStartupSequence* sequence_find(const gchar *id);
  55
  56 static void sn_handler(const XEvent *e, gpointer data);
  57 static void sn_event_func(SnMonitorEvent *event, gpointer data);
  58
  59 void sn_startup(gboolean reconfig)
  60 {
  61     if (reconfig) return;
  62
  63     /* unset this so we don't pass it on unknowingly */
  64     unsetenv("DESKTOP_STARTUP_ID");
  65
  66     sn_display = sn_display_new(ob_display, NULL, NULL);
  67     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  68                                         sn_event_func, NULL, NULL);
  69     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
  70
  71     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  72 }
  73
  74 void sn_shutdown(gboolean reconfig)
  75 {
  76     GSList *it;
  77
  78     if (reconfig) return;
  79
  80     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  81
  82     for (it = sn_waits; it; it = g_slist_next(it))
  83         sn_startup_sequence_unref((SnStartupSequence*)it->data);
  84     g_slist_free(sn_waits);
  85     sn_waits = NULL;
  86
  87     screen_set_root_cursor();
  88
  89     sn_launcher_context_unref(sn_launcher);
  90     sn_monitor_context_unref(sn_context);
  91     sn_display_unref(sn_display);
  92 }
  93
  94 static SnStartupSequence* sequence_find(const gchar *id)
  95 {
  96     SnStartupSequence*ret = NULL;
  97     GSList *it;
  98
  99     for (it = sn_waits; it; it = g_slist_next(it)) {
 100         SnStartupSequence *seq = it->data;
 101         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
 102             ret = seq;
 103             break;
 104         }
 105     }
 106     return ret;
 107 }
 108
 109 gboolean sn_app_starting()
 110 {
 111     return sn_waits != NULL;
 112 }
 113
 114 static gboolean sn_wait_timeout(gpointer data)
 115 {
 116     SnStartupSequence *seq = data;
 117     sn_waits = g_slist_remove(sn_waits, seq);
 118     screen_set_root_cursor();
 119     return FALSE; /* don't repeat */
 120 }
 121
 122 static void sn_handler(const XEvent *e, gpointer data)
 123 {
 124     XEvent ec;
 125     ec = *e;
 126     sn_display_process_event(sn_display, &ec);
 127 }
 128
 129 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 130 {
 131     SnStartupSequence *seq;
 132     gboolean change = FALSE;
 133
 134     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 135         return;
 136
 137     switch (sn_monitor_event_get_type(ev)) {
 138     case SN_MONITOR_EVENT_INITIATED:
 139         sn_startup_sequence_ref(seq);
 140         sn_waits = g_slist_prepend(sn_waits, seq);
 141         /* 20 second timeout for apps to start if the launcher doesn't
 142            have a timeout */
 143         ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 144                                  sn_wait_timeout, seq,
 145                                  g_direct_equal,
 146                                  (GDestroyNotify)sn_startup_sequence_unref);
 147         change = TRUE;
 148         break;
 149     case SN_MONITOR_EVENT_CHANGED:
 150         /* XXX feedback changed? */
 151         change = TRUE;
 152         break;
 153     case SN_MONITOR_EVENT_COMPLETED:
 154     case SN_MONITOR_EVENT_CANCELED:
 155         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
 156             sn_waits = g_slist_remove(sn_waits, seq);
 157             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 158                                              seq, FALSE);
 159             change = TRUE;
 160         }
 161         break;
 162     };
 163
 164     if (change)
 165         screen_set_root_cursor();
 166 }
 167
 168 Time sn_app_started(const gchar *id, const gchar *wmclass)
 169 {
 170     GSList *it;
 171     Time t = CurrentTime;
 172
 173     if (!id && !wmclass)
 174         return t;
 175
 176     for (it = sn_waits; it; it = g_slist_next(it)) {
 177         SnStartupSequence *seq = it->data;
 178         gboolean found = FALSE;
 179         const gchar *seqid, *seqclass, *seqname, *seqbin;
 180         seqid = sn_startup_sequence_get_id(seq);
 181         seqclass = sn_startup_sequence_get_wmclass(seq);
 182         seqname = sn_startup_sequence_get_name(seq);
 183         seqbin = sn_startup_sequence_get_binary_name(seq);
 184
 185         if (id && seqid) {
 186             /* if the app has a startup id, then look for that for highest
 187                accuracy */
 188             if (!strcmp(seqid, id))
 189                 found = TRUE;
 190         } else {
 191             seqclass = sn_startup_sequence_get_wmclass(seq);
 192             seqname = sn_startup_sequence_get_name(seq);
 193             seqbin = sn_startup_sequence_get_binary_name(seq);
 194
 195             if ((seqname && !g_ascii_strcasecmp(seqname, wmclass)) ||
 196                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 197                 (seqclass && !strcmp(seqclass, wmclass)))
 198                 found = TRUE;
 199         }
 200
 201         if (found) {
 202             sn_startup_sequence_complete(seq);
 203             t = sn_startup_sequence_get_timestamp(seq);
 204             break;
 205         }
 206     }
 207     return t;
 208 }
 209
 210 gboolean sn_get_desktop(gchar *id, guint *desktop)
 211 {
 212     SnStartupSequence *seq;
 213
 214     if (id && (seq = sequence_find(id))) {
 215         gint desk = sn_startup_sequence_get_workspace(seq);
 216         if (desk != -1) {
 217             *desktop = desk;
 218             return TRUE;
 219         }
 220     }
 221     return FALSE;
 222 }
 223
 224 static gboolean sn_launch_wait_timeout(gpointer data)
 225 {
 226     SnLauncherContext *sn = data;
 227     sn_launcher_context_complete(sn);
 228     return FALSE; /* don't repeat */
 229 }
 230
 231 void sn_setup_spawn_environment(gchar *program, gchar *name,
 232                                 gchar *icon_name, gint desktop)
 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 ?
 247                                       icon_name : program);
 248     sn_launcher_context_set_binary_name(sn_launcher, program);
 249     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 250         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 251     sn_launcher_context_initiate(sn_launcher, "openbox", program,
 252                                  event_curtime);
 253     id = sn_launcher_context_get_startup_id(sn_launcher);
 254
 255     /* 20 second timeout for apps to start */
 256     sn_launcher_context_ref(sn_launcher);
 257     ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 258                              sn_launch_wait_timeout, sn_launcher,
 259                              g_direct_equal,
 260                              (GDestroyNotify)sn_launcher_context_unref);
 261
 262     setenv("DESKTOP_STARTUP_ID", id, TRUE);
 263
 264     g_free(desc);
 265 }
 266
 267 void sn_spawn_cancel()
 268 {
 269     sn_launcher_context_complete(sn_launcher);
 270 }
 271
 272 #endif