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(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     sn_display = sn_display_new(ob_display, NULL, NULL);
  64     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  65                                         sn_event_func, NULL, NULL);
  66     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
  67
  68     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  69 }
  70
  71 void sn_shutdown(gboolean reconfig)
  72 {
  73     GSList *it;
  74
  75     if (reconfig) return;
  76
  77     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  78
  79     for (it = sn_waits; it; it = g_slist_next(it))
  80         sn_startup_sequence_unref((SnStartupSequence*)it->data);
  81     g_slist_free(sn_waits);
  82     sn_waits = NULL;
  83
  84     screen_set_root_cursor();
  85
  86     sn_launcher_context_unref(sn_launcher);
  87     sn_monitor_context_unref(sn_context);
  88     sn_display_unref(sn_display);
  89 }
  90
  91 static SnStartupSequence* sequence_find(const gchar *id)
  92 {
  93     SnStartupSequence*ret = NULL;
  94     GSList *it;
  95
  96     for (it = sn_waits; it; it = g_slist_next(it)) {
  97         SnStartupSequence *seq = it->data;
  98         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
  99             ret = seq;
 100             break;
 101         }
 102     }
 103     return ret;
 104 }
 105
 106 gboolean sn_app_starting(void)
 107 {
 108     return sn_waits != NULL;
 109 }
 110
 111 static gboolean sn_wait_timeout(gpointer data)
 112 {
 113     SnStartupSequence *seq = data;
 114     sn_waits = g_slist_remove(sn_waits, seq);
 115     screen_set_root_cursor();
 116     return FALSE; /* don't repeat */
 117 }
 118
 119 static void sn_handler(const XEvent *e, gpointer data)
 120 {
 121     XEvent ec;
 122     ec = *e;
 123     sn_display_process_event(sn_display, &ec);
 124 }
 125
 126 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 127 {
 128     SnStartupSequence *seq;
 129     gboolean change = FALSE;
 130
 131     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 132         return;
 133
 134     switch (sn_monitor_event_get_type(ev)) {
 135     case SN_MONITOR_EVENT_INITIATED:
 136         sn_startup_sequence_ref(seq);
 137         sn_waits = g_slist_prepend(sn_waits, seq);
 138         /* 20 second timeout for apps to start if the launcher doesn't
 139            have a timeout */
 140         ob_main_loop_timeout_add(ob_main_loop, 20 * G_USEC_PER_SEC,
 141                                  sn_wait_timeout, seq,
 142                                  g_direct_equal,
 143                                  (GDestroyNotify)sn_startup_sequence_unref);
 144         change = TRUE;
 145         break;
 146     case SN_MONITOR_EVENT_CHANGED:
 147         /* XXX feedback changed? */
 148         change = TRUE;
 149         break;
 150     case SN_MONITOR_EVENT_COMPLETED:
 151     case SN_MONITOR_EVENT_CANCELED:
 152         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
 153             sn_waits = g_slist_remove(sn_waits, seq);
 154             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 155                                              seq, FALSE);
 156             change = TRUE;
 157         }
 158         break;
 159     };
 160
 161     if (change)
 162         screen_set_root_cursor();
 163 }
 164
 165 Time sn_app_started(const gchar *id, const gchar *wmclass, const gchar *name)
 166 {
 167     GSList *it;
 168     Time t = CurrentTime;
 169
 170     if (!id && !wmclass)
 171         return t;
 172
 173     for (it = sn_waits; it; it = g_slist_next(it)) {
 174         SnStartupSequence *seq = it->data;
 175         gboolean found = FALSE;
 176         const gchar *seqid, *seqclass, *seqname, *seqbin;
 177         seqid = sn_startup_sequence_get_id(seq);
 178         seqclass = sn_startup_sequence_get_wmclass(seq);
 179         seqname = sn_startup_sequence_get_name(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         } else {
 188             seqclass = sn_startup_sequence_get_wmclass(seq);
 189             seqbin = sn_startup_sequence_get_binary_name(seq);
 190
 191             /* seqclass = "a string to match against the "resource name" or
 192                "resource class" hints.  These are WM_CLASS[0] and WM_CLASS[1]"
 193                - from the startup-notification spec
 194             */
 195             if ((seqclass && !strcmp(seqclass, wmclass)) ||
 196                 (seqclass && !strcmp(seqclass, name)) ||
 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                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 201                 (seqbin && !g_ascii_strcasecmp(seqbin, name)))
 202             {
 203                 found = TRUE;
 204             }
 205         }
 206
 207         if (found) {
 208             sn_startup_sequence_complete(seq);
 209             t = sn_startup_sequence_get_timestamp(seq);
 210             break;
 211         }
 212     }
 213     return t;
 214 }
 215
 216 gboolean sn_get_desktop(gchar *id, guint *desktop)
 217 {
 218     SnStartupSequence *seq;
 219
 220     if (id && (seq = sequence_find(id))) {
 221         gint desk = sn_startup_sequence_get_workspace(seq);
 222         if (desk != -1) {
 223             *desktop = desk;
 224             return TRUE;
 225         }
 226     }
 227     return FALSE;
 228 }
 229
 230 static gboolean sn_launch_wait_timeout(gpointer data)
 231 {
 232     SnLauncherContext *sn = data;
 233     sn_launcher_context_complete(sn);
 234     return FALSE; /* don't repeat */
 235 }
 236
 237 void sn_setup_spawn_environment(gchar *program, gchar *name,
 238                                 gchar *icon_name, gint desktop)
 239 {
 240     gchar *desc;
 241     const char *id;
 242
 243     desc = g_strdup_printf(_("Running %s\n"), program);
 244
 245     if (sn_launcher_context_get_initiated(sn_launcher)) {
 246         sn_launcher_context_unref(sn_launcher);
 247         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 248     }
 249
 250     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 251     sn_launcher_context_set_description(sn_launcher, desc);
 252     sn_launcher_context_set_icon_name(sn_launcher, icon_name ?
 253                                       icon_name : program);
 254     sn_launcher_context_set_binary_name(sn_launcher, program);
 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     ob_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     putenv(g_strdup_printf("DESKTOP_STARTUP_ID=%s", id));
 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