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        Ben 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 void sn_shutdown(gboolean reconfig) {}
  29 gboolean sn_app_starting() { return FALSE; }
  30 Time sn_app_started(const gchar *id, const gchar *wmclass)
  31 {
  32     return CurrentTime;
  33 }
  34 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  35 void sn_setup_spawn_environment(gchar *program, gchar *name,
  36                                 gchar *icon_name, gint desktop, Time time) {}
  37 void sn_spawn_cancel() {}
  38
  39 #else
  40
  41 #include "openbox.h"
  42 #include "mainloop.h"
  43 #include "screen.h"
  44
  45 #define SN_API_NOT_YET_FROZEN
  46 #include <libsn/sn.h>
  47
  48 static SnDisplay *sn_display;
  49 static SnMonitorContext *sn_context;
  50 static SnLauncherContext *sn_launcher;
  51 static GSList *sn_waits; /* list of SnStartupSequences we're waiting on */
  52
  53 static SnStartupSequence* sequence_find(const gchar *id);
  54
  55 static void sn_handler(const XEvent *e, gpointer data);
  56 static void sn_event_func(SnMonitorEvent *event, gpointer data);
  57
  58 void sn_startup(gboolean reconfig)
  59 {
  60     if (reconfig) return;
  61
  62     sn_display = sn_display_new(ob_display, NULL, NULL);
  63     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  64                                         sn_event_func, NULL, NULL);
  65     sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
  66
  67     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  68 }
  69
  70 void sn_shutdown(gboolean reconfig)
  71 {
  72     GSList *it;
  73
  74     if (reconfig) return;
  75
  76     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  77
  78     for (it = sn_waits; it; it = g_slist_next(it))
  79         sn_startup_sequence_unref((SnStartupSequence*)it->data);
  80     g_slist_free(sn_waits);
  81     sn_waits = NULL;
  82
  83     screen_set_root_cursor();
  84
  85     sn_launcher_context_unref(sn_launcher);
  86     sn_monitor_context_unref(sn_context);
  87     sn_display_unref(sn_display);
  88 }
  89
  90 static SnStartupSequence* sequence_find(const gchar *id)
  91 {
  92     SnStartupSequence*ret = NULL;
  93     GSList *it;
  94
  95     for (it = sn_waits; it; it = g_slist_next(it)) {
  96         SnStartupSequence *seq = it->data;
  97         if (!strcmp(id, sn_startup_sequence_get_id(seq))) {
  98             ret = seq;
  99             break;
 100         }
 101     }
 102     return ret;
 103 }
 104
 105 gboolean sn_app_starting()
 106 {
 107     return sn_waits != NULL;
 108 }
 109
 110 static gboolean sn_wait_timeout(gpointer data)
 111 {
 112     SnStartupSequence *seq = data;
 113     sn_waits = g_slist_remove(sn_waits, seq);
 114     screen_set_root_cursor();
 115     return FALSE; /* don't repeat */
 116 }
 117
 118 static void sn_handler(const XEvent *e, gpointer data)
 119 {
 120     XEvent ec;
 121     ec = *e;
 122     sn_display_process_event(sn_display, &ec);
 123 }
 124
 125 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 126 {
 127     SnStartupSequence *seq;
 128     gboolean change = FALSE;
 129
 130     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 131         return;
 132
 133     switch (sn_monitor_event_get_type(ev)) {
 134     case SN_MONITOR_EVENT_INITIATED:
 135         sn_startup_sequence_ref(seq);
 136         sn_waits = g_slist_prepend(sn_waits, seq);
 137         /* 30 second timeout for apps to start if the launcher doesn't
 138            have a timeout */
 139         ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
 140                                  sn_wait_timeout, seq,
 141                                  (GDestroyNotify)sn_startup_sequence_unref);
 142         change = TRUE;
 143         break;
 144     case SN_MONITOR_EVENT_CHANGED:
 145         /* XXX feedback changed? */
 146         change = TRUE;
 147         break;
 148     case SN_MONITOR_EVENT_COMPLETED:
 149     case SN_MONITOR_EVENT_CANCELED:
 150         if ((seq = sequence_find(sn_startup_sequence_get_id(seq)))) {
 151             sn_waits = g_slist_remove(sn_waits, seq);
 152             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 153                                              seq, FALSE);
 154             change = TRUE;
 155         }
 156         break;
 157     };
 158
 159     if (change)
 160         screen_set_root_cursor();
 161 }
 162
 163 Time sn_app_started(const gchar *id, const gchar *wmclass)
 164 {
 165     GSList *it;
 166     Time t = CurrentTime;
 167
 168     if (!id && !wmclass)
 169         return t;
 170
 171     for (it = sn_waits; it; it = g_slist_next(it)) {
 172         SnStartupSequence *seq = it->data;
 173         gboolean found = FALSE;
 174         const gchar *seqid, *seqclass, *seqname, *seqbin;
 175         seqid = sn_startup_sequence_get_id(seq);
 176         seqclass = sn_startup_sequence_get_wmclass(seq);
 177         seqname = sn_startup_sequence_get_name(seq);
 178         seqbin = sn_startup_sequence_get_binary_name(seq);
 179
 180         if (id && seqid) {
 181             /* if the app has a startup id, then look for that for highest
 182                accuracy */
 183             if (!strcmp(seqid, id))
 184                 found = TRUE;
 185         } else {
 186             seqclass = sn_startup_sequence_get_wmclass(seq);
 187             seqname = sn_startup_sequence_get_name(seq);
 188             seqbin = sn_startup_sequence_get_binary_name(seq);
 189
 190             if ((seqname && !g_ascii_strcasecmp(seqname, wmclass)) ||
 191                 (seqbin && !g_ascii_strcasecmp(seqbin, wmclass)) ||
 192                 (seqclass && !strcmp(seqclass, wmclass)))
 193                 found = TRUE;
 194         }
 195
 196         if (found) {
 197             sn_startup_sequence_complete(seq);
 198             t = sn_startup_sequence_get_timestamp(seq);
 199             break;
 200         }
 201     }
 202     return t;
 203 }
 204
 205 gboolean sn_get_desktop(gchar *id, guint *desktop)
 206 {
 207     SnStartupSequence *seq;
 208
 209     if (id && (seq = sequence_find(id))) {
 210         gint desk = sn_startup_sequence_get_workspace(seq);
 211         if (desk != -1) {
 212             *desktop = desk;
 213             return TRUE;
 214         }
 215     }
 216     return FALSE;
 217 }
 218
 219 static gboolean sn_launch_wait_timeout(gpointer data)
 220 {
 221     SnLauncherContext *sn = data;
 222     sn_launcher_context_complete(sn);
 223     return FALSE; /* don't repeat */
 224 }
 225
 226 void sn_setup_spawn_environment(gchar *program, gchar *name,
 227                                 gchar *icon_name, gint desktop,
 228                                 Time time)
 229 {
 230     gchar *desc;
 231     const char *id;
 232
 233     desc = g_strdup_printf(_("Running %s\n"), program);
 234
 235     if (sn_launcher_context_get_initiated(sn_launcher)) {
 236         sn_launcher_context_unref(sn_launcher);
 237         sn_launcher = sn_launcher_context_new(sn_display, ob_screen);
 238     }
 239
 240     sn_launcher_context_set_name(sn_launcher, name ? name : program);
 241     sn_launcher_context_set_description(sn_launcher, desc);
 242     sn_launcher_context_set_icon_name(sn_launcher, icon_name ? icon_name : program);
 243     sn_launcher_context_set_binary_name(sn_launcher, program);
 244     if (desktop >= 0 && (unsigned) desktop < screen_num_desktops)
 245         sn_launcher_context_set_workspace(sn_launcher, (signed) desktop);
 246     sn_launcher_context_initiate(sn_launcher, "openbox", program, time);
 247     id = sn_launcher_context_get_startup_id(sn_launcher);
 248
 249     /* 30 second timeout for apps to start */
 250     sn_launcher_context_ref(sn_launcher);
 251     ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
 252                              sn_launch_wait_timeout, sn_launcher,
 253                              (GDestroyNotify)sn_launcher_context_unref);
 254
 255     setenv("DESKTOP_STARTUP_ID", id, TRUE);
 256
 257     g_free(desc);
 258 }
 259
 260 void sn_spawn_cancel()
 261 {
 262     sn_launcher_context_complete(sn_launcher);
 263 }
 264
 265 #endif