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     /* unset this so we don't pass it on unknowingly */
  29     if (!reconfig) unsetenv("DESKTOP_STARTUP_ID");
  30 }
  31 void sn_shutdown(gboolean reconfig) {}
  32 gboolean sn_app_starting() { return FALSE; }
  33 Time sn_app_started(const gchar *id, const gchar *wmclass)
  34 {
  35     return CurrentTime;
  36 }
  37 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  38 void sn_setup_spawn_environment(gchar *program, gchar *name,
  39                                 gchar *icon_name, gint desktop, Time time) {}
  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     /* unset this so we don't pass it on unknowingly */
  66     unsetenv("DESKTOP_STARTUP_ID");
  67
  68     sn_display = sn_display_new(ob_display, NULL, NULL);
  69     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  70                                         sn_event_func, NULL, NULL);
  71     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
  72
  73     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  74 }
  75
  76 void sn_shutdown(gboolean reconfig)
  77 {
  78     GSList *it;
  79
  80     if (reconfig) return;
  81
  82     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  83
  84     for (it = sn_waits; it; it = g_slist_next(it))
  85         sn_startup_sequence_unref((SnStartupSequence*)it->data);
  86     g_slist_free(sn_waits);
  87     sn_waits = NULL;
  88
  89     screen_set_root_cursor();
  90
  91     sn_launcher_context_unref(sn_launcher);
  92     sn_monitor_context_unref(sn_context);
  93     sn_display_unref(sn_display);
  94 }
  95
  96 static SnStartupSequence* sequence_find(const gchar *id)
  97 {
  98     SnStartupSequence*ret = NULL;
  99     GSList *it;
 100
 101     for (it = sn_waits; it; it = g_slist_next(it)) {
 102         SnStartupSequence *seq = it->data;
 103         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
 104             ret = seq;
 105             break;
 106         }
 107     }
 108     return ret;
 109 }
 110
 111 gboolean sn_app_starting()
 112 {
 113     return sn_waits != NULL;
 114 }
 115
 116 static gboolean sn_wait_timeout(gpointer data)
 117 {
 118     SnStartupSequence *seq = data;
 119     sn_waits = g_slist_remove(sn_waits, seq);
 120     screen_set_root_cursor();
 121     return FALSE; /* don't repeat */
 122 }
 123
 124 static void sn_handler(const XEvent *e, gpointer data)
 125 {
 126     XEvent ec;
 127     ec = *e;
 128     sn_display_process_event(sn_display, &ec);
 129 }
 130
 131 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 132 {
 133     SnStartupSequence *seq;
 134     gboolean change = FALSE;
 135
 136     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 137         return;
 138
 139     switch (sn_monitor_event_get_type(ev)) {
 140     case SN_MONITOR_EVENT_INITIATED:
 141         sn_startup_sequence_ref(seq);
 142         sn_waits = g_slist_prepend(sn_waits, seq);
 143         /* 30 second timeout for apps to start if the launcher doesn't
 144            have a timeout */
 145         ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
 146                                  sn_wait_timeout, seq,
 147                                  g_direct_equal,
 148                                  (GDestroyNotify)sn_startup_sequence_unref);
 149         change = TRUE;
 150         break;
 151     case SN_MONITOR_EVENT_CHANGED:
 152         /* XXX feedback changed? */
 153         change = TRUE;
 154         break;
 155     case SN_MONITOR_EVENT_COMPLETED:
 156     case SN_MONITOR_EVENT_CANCELED:
 157         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
 158             sn_waits = g_slist_remove(sn_waits, seq);
 159             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 160                                              seq, FALSE);
 161             change = TRUE;
 162         }
 163         break;
 164     };
 165
 166     if (change)
 167         screen_set_root_cursor();
 168 }
 169
 170 Time sn_app_started(const gchar *id, const gchar *wmclass)
 171 {
 172     GSList *it;
 173     Time t = CurrentTime;
 174
 175     if (!id && !wmclass)
 176         return t;
 177
 178     for (it = sn_waits; it; it = g_slist_next(it)) {
 179         SnStartupSequence *seq = it->data;
 180         gboolean found = FALSE;
 181         const gchar *seqid, *seqclass, *seqname, *seqbin;
 182         seqid = sn_startup_sequence_get_id(seq);
 183         seqclass = sn_startup_sequence_get_wmclass(seq);
 184         seqname = sn_startup_sequence_get_name(seq);
 185         seqbin = sn_startup_sequence_get_binary_name(seq);
 186
 187         if (id && seqid) {
 188             /* if the app has a startup id, then look for that for highest
 189                accuracy */
 190             if (!strcmp(seqid, id))
 191                 found = TRUE;
 192         } else {
 193             seqclass = sn_startup_sequence_get_wmclass(seq);
 194             seqname = sn_startup_sequence_get_name(seq);
 195             seqbin = sn_startup_sequence_get_binary_name(seq);
 196
 197             if ((seqname && !g_ascii_strcasecmp(seqname, wmclass)) ||
 198                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 199                 (seqclass && !strcmp(seqclass, wmclass)))
 200                 found = TRUE;
 201         }
 202
 203         if (found) {
 204             sn_startup_sequence_complete(seq);
 205             t = sn_startup_sequence_get_timestamp(seq);
 206             break;
 207         }
 208     }
 209     return t;
 210 }
 211
 212 gboolean sn_get_desktop(gchar *id, guint *desktop)
 213 {
 214     SnStartupSequence *seq;
 215
 216     if (id && (seq = sequence_find(id))) {
 217         gint desk = sn_startup_sequence_get_workspace(seq);
 218         if (desk != -1) {
 219             *desktop = desk;
 220             return TRUE;
 221         }
 222     }
 223     return FALSE;
 224 }
 225
 226 static gboolean sn_launch_wait_timeout(gpointer data)
 227 {
 228     SnLauncherContext *sn = data;
 229     sn_launcher_context_complete(sn);
 230     return FALSE; /* don't repeat */
 231 }
 232
 233 void sn_setup_spawn_environment(gchar *program, gchar *name,
 234                                 gchar *icon_name, gint desktop,
 235                                 Time time)
 236 {
 237     gchar *desc;
 238     const char *id;
 239
 240     desc = g_strdup_printf(_("Running %s\n"), program);
 241
 242     if (sn_launcher_context_get_initiated(sn_launcher)) {
 243         sn_launcher_context_unref(sn_launcher);
 244         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 245     }
 246
 247     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 248     sn_launcher_context_set_description(sn_launcher, desc);
 249     sn_launcher_context_set_icon_name(sn_launcher, icon_name ? icon_name : program);
 250     sn_launcher_context_set_binary_name(sn_launcher, program);
 251     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 252         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 253     sn_launcher_context_initiate(sn_launcher, "openbox", program, time);
 254     id = sn_launcher_context_get_startup_id(sn_launcher);
 255
 256     /* 30 second timeout for apps to start */
 257     sn_launcher_context_ref(sn_launcher);
 258     ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
 259                              sn_launch_wait_timeout, sn_launcher,
 260                              g_direct_equal,
 261                              (GDestroyNotify)sn_launcher_context_unref);
 262
 263     setenv("DESKTOP_STARTUP_ID", id, TRUE);
 264
 265     g_free(desc);
 266 }
 267
 268 void sn_spawn_cancel()
 269 {
 270     sn_launcher_context_complete(sn_launcher);
 271 }
 272
 273 #endif