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 #ifdef HAVE_STDLIB_H
  25 #  include <stdlib.h>
  26 #endif
  27
  28 #ifndef USE_LIBSN
  29
  30 void sn_startup(gboolean reconfig) {}
  31 void sn_shutdown(gboolean reconfig) {}
  32 gboolean sn_app_starting() { return FALSE; }
  33 Time sn_app_started(const gchar *id, const gchar *wmclass, const gchar *name)
  34 {
  35     return CurrentTime;
  36 }
  37 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  38 void sn_setup_spawn_environment(const gchar *program, const gchar *name,
  39                                 const gchar *icon_name, const gchar *wmclass,
  40                                 gint desktop) {}
  41 void sn_spawn_cancel() {}
  42
  43 #else
  44
  45 #include "openbox.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(obt_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     obt_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     obt_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(void)
 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         obt_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             obt_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, const gchar *name)
 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, *seqbin;
 179         seqid = sn_startup_sequence_get_id(seq);
 180         seqclass = sn_startup_sequence_get_wmclass(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         }
 189         else if (seqclass) {
 190             /* seqclass = "a string to match against the "resource name" or
 191                "resource class" hints.  These are WM_CLASS[0] and WM_CLASS[1]"
 192                - from the startup-notification spec
 193             */
 194             found = (seqclass && !strcmp(seqclass, wmclass)) ||
 195                 (seqclass && !strcmp(seqclass, name));
 196         }
 197         else if (seqbin) {
 198             /* Check the binary name against the class and name hints
 199                as well, to help apps that don't have the class set
 200                correctly */
 201             found = (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 202                 (seqbin && !g_ascii_strcasecmp(seqbin, name));
 203         }
 204
 205         if (found) {
 206             sn_startup_sequence_complete(seq);
 207             t = sn_startup_sequence_get_timestamp(seq);
 208             break;
 209         }
 210     }
 211     return t;
 212 }
 213
 214 gboolean sn_get_desktop(gchar *id, guint *desktop)
 215 {
 216     SnStartupSequence *seq;
 217
 218     if (id && (seq = sequence_find(id))) {
 219         gint desk = sn_startup_sequence_get_workspace(seq);
 220         if (desk != -1) {
 221             *desktop = desk;
 222             return TRUE;
 223         }
 224     }
 225     return FALSE;
 226 }
 227
 228 static gboolean sn_launch_wait_timeout(gpointer data)
 229 {
 230     SnLauncherContext *sn = data;
 231     sn_launcher_context_complete(sn);
 232     return FALSE; /* don't repeat */
 233 }
 234
 235 void sn_setup_spawn_environment(const gchar *program, const gchar *name,
 236                                 const gchar *icon_name, const gchar *wmclass,
 237                                 gint desktop)
 238 {
 239     gchar *desc;
 240     const char *id;
 241
 242     desc = g_strdup_printf(_("Running %s\n"), program);
 243
 244     if (sn_launcher_context_get_initiated(sn_launcher)) {
 245         sn_launcher_context_unref(sn_launcher);
 246         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 247     }
 248
 249     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 250     sn_launcher_context_set_description(sn_launcher, desc);
 251     sn_launcher_context_set_icon_name(sn_launcher, icon_name ?
 252                                       icon_name : program);
 253     sn_launcher_context_set_binary_name(sn_launcher, program);
 254     if (wmclass) sn_launcher_context_set_wmclass(sn_launcher, wmclass);
 255     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 256         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 257     sn_launcher_context_initiate(sn_launcher, "openbox", program,
 258                                  event_curtime);
 259     id = sn_launcher_context_get_startup_id(sn_launcher);
 260
 261     /* 20 second timeout for apps to start */
 262     sn_launcher_context_ref(sn_launcher);
 263     obt_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 264                               sn_launch_wait_timeout, sn_launcher,
 265                               g_direct_equal,
 266                               (GDestroyNotify)sn_launcher_context_unref);
 267
 268     setenv("DESKTOP_STARTUP_ID", id, TRUE);
 269
 270     g_free(desc);
 271 }
 272
 273 void sn_spawn_cancel(void)
 274 {
 275     sn_launcher_context_complete(sn_launcher);
 276 }
 277
 278 #endif