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, const gchar *name)
  32 {
  33     return CurrentTime;
  34 }
  35 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  36 void sn_setup_spawn_environment(const gchar *program, const gchar *name,
  37                                 const gchar *icon_name, const gchar *wmclass,
  38                                 gint desktop) {}
  39 void sn_spawn_cancel() {}
  40
  41 #else
  42
  43 #include "openbox.h"
  44 #include "mainloop.h"
  45 #include "screen.h"
  46
  47 #define SN_API_NOT_YET_FROZEN
  48 #include <libsn/sn.h>
  49
  50 static SnDisplay *sn_display;
  51 static SnMonitorContext *sn_context;
  52 static SnLauncherContext *sn_launcher;
  53 static GSList *sn_waits; /* list of SnStartupSequences we're waiting on */
  54
  55 static SnStartupSequence* sequence_find(const gchar *id);
  56
  57 static void sn_handler(const XEvent *e, gpointer data);
  58 static void sn_event_func(SnMonitorEvent *event, gpointer data);
  59
  60 void sn_startup(gboolean reconfig)
  61 {
  62     if (reconfig) return;
  63
  64     sn_display = sn_display_new(ob_display, NULL, NULL);
  65     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  66                                         sn_event_func, NULL, NULL);
  67     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
  68
  69     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  70 }
  71
  72 void sn_shutdown(gboolean reconfig)
  73 {
  74     GSList *it;
  75
  76     if (reconfig) return;
  77
  78     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  79
  80     for (it = sn_waits; it; it = g_slist_next(it))
  81         sn_startup_sequence_unref((SnStartupSequence*)it->data);
  82     g_slist_free(sn_waits);
  83     sn_waits = NULL;
  84
  85     screen_set_root_cursor();
  86
  87     sn_launcher_context_unref(sn_launcher);
  88     sn_monitor_context_unref(sn_context);
  89     sn_display_unref(sn_display);
  90 }
  91
  92 static SnStartupSequence* sequence_find(const gchar *id)
  93 {
  94     SnStartupSequence*ret = NULL;
  95     GSList *it;
  96
  97     for (it = sn_waits; it; it = g_slist_next(it)) {
  98         SnStartupSequence *seq = it->data;
  99         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
 100             ret = seq;
 101             break;
 102         }
 103     }
 104     return ret;
 105 }
 106
 107 gboolean sn_app_starting(void)
 108 {
 109     return sn_waits != NULL;
 110 }
 111
 112 static gboolean sn_wait_timeout(gpointer data)
 113 {
 114     SnStartupSequence *seq = data;
 115     sn_waits = g_slist_remove(sn_waits, seq);
 116     screen_set_root_cursor();
 117     return FALSE; /* don't repeat */
 118 }
 119
 120 static void sn_handler(const XEvent *e, gpointer data)
 121 {
 122     XEvent ec;
 123     ec = *e;
 124     sn_display_process_event(sn_display, &ec);
 125 }
 126
 127 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 128 {
 129     SnStartupSequence *seq;
 130     gboolean change = FALSE;
 131
 132     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 133         return;
 134
 135     switch (sn_monitor_event_get_type(ev)) {
 136     case SN_MONITOR_EVENT_INITIATED:
 137         sn_startup_sequence_ref(seq);
 138         sn_waits = g_slist_prepend(sn_waits, seq);
 139         /* 20 second timeout for apps to start if the launcher doesn't
 140            have a timeout */
 141         ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 142                                  sn_wait_timeout, seq,
 143                                  g_direct_equal,
 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, const gchar *name)
 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, *seqbin;
 178         seqid = sn_startup_sequence_get_id(seq);
 179         seqclass = sn_startup_sequence_get_wmclass(seq);
 180         seqbin = sn_startup_sequence_get_binary_name(seq);
 181
 182         if (id && seqid) {
 183             /* if the app has a startup id, then look for that for highest
 184                accuracy */
 185             if (!strcmp(seqid, id))
 186                 found = TRUE;
 187         }
 188         else if (seqclass) {
 189             /* seqclass = "a string to match against the "resource name" or
 190                "resource class" hints.  These are WM_CLASS[0] and WM_CLASS[1]"
 191                - from the startup-notification spec
 192             */
 193             found = (seqclass && !strcmp(seqclass, wmclass)) ||
 194                 (seqclass && !strcmp(seqclass, name));
 195         }
 196         else if (seqbin) {
 197             /* Check the binary name against the class and name hints
 198                as well, to help apps that don't have the class set
 199                correctly */
 200             found = (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 201                 (seqbin && !g_ascii_strcasecmp(seqbin, name));
 202         }
 203
 204         if (found) {
 205             sn_startup_sequence_complete(seq);
 206             t = sn_startup_sequence_get_timestamp(seq);
 207             break;
 208         }
 209     }
 210     return t;
 211 }
 212
 213 gboolean sn_get_desktop(gchar *id, guint *desktop)
 214 {
 215     SnStartupSequence *seq;
 216
 217     if (id && (seq = sequence_find(id))) {
 218         gint desk = sn_startup_sequence_get_workspace(seq);
 219         if (desk != -1) {
 220             *desktop = desk;
 221             return TRUE;
 222         }
 223     }
 224     return FALSE;
 225 }
 226
 227 static gboolean sn_launch_wait_timeout(gpointer data)
 228 {
 229     SnLauncherContext *sn = data;
 230     sn_launcher_context_complete(sn);
 231     return FALSE; /* don't repeat */
 232 }
 233
 234 void sn_setup_spawn_environment(const gchar *program, const gchar *name,
 235                                 const gchar *icon_name, const gchar *wmclass,
 236                                 gint desktop)
 237 {
 238     gchar *desc;
 239     const char *id;
 240
 241     desc = g_strdup_printf(_("Running %s\n"), program);
 242
 243     if (sn_launcher_context_get_initiated(sn_launcher)) {
 244         sn_launcher_context_unref(sn_launcher);
 245         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 246     }
 247
 248     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 249     sn_launcher_context_set_description(sn_launcher, desc);
 250     sn_launcher_context_set_icon_name(sn_launcher, icon_name ?
 251                                       icon_name : program);
 252     sn_launcher_context_set_binary_name(sn_launcher, program);
 253     if (wmclass) sn_launcher_context_set_wmclass(sn_launcher, wmclass);
 254     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 255         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 256     sn_launcher_context_initiate(sn_launcher, "openbox", program,
 257                                  event_curtime);
 258     id = sn_launcher_context_get_startup_id(sn_launcher);
 259
 260     /* 20 second timeout for apps to start */
 261     sn_launcher_context_ref(sn_launcher);
 262     ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 263                              sn_launch_wait_timeout, sn_launcher,
 264                              g_direct_equal,
 265                              (GDestroyNotify)sn_launcher_context_unref);
 266
 267     putenv(g_strdup_printf("DESKTOP_STARTUP_ID=%s", id));
 268
 269     g_free(desc);
 270 }
 271
 272 void sn_spawn_cancel(void)
 273 {
 274     sn_launcher_context_complete(sn_launcher);
 275 }
 276
 277 #endif