Dogcows Code - chaz/openbox/blob - 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
  22 #ifndef USE_LIBSN
  23
  24 void sn_startup(gboolean reconfig) {}
  25 void sn_shutdown(gboolean reconfig) {}
  26 gboolean sn_app_starting() { return FALSE; }
  27 Time sn_app_started(const gchar *id, const gchar *wmclass)
  28 {
  29     return CurrentTime;
  30 }
  31 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  32
  33 #else
  34
  35 #include "openbox.h"
  36 #include "mainloop.h"
  37 #include "screen.h"
  38
  39 #define SN_API_NOT_YET_FROZEN
  40 #include <libsn/sn.h>
  41
  42 typedef struct {
  43     SnStartupSequence *seq;
  44     gboolean feedback;
  45 } ObWaitData;
  46
  47 static SnDisplay *sn_display;
  48 static SnMonitorContext *sn_context;
  49 static GSList *sn_waits; /* list of ObWaitDatas */
  50
  51 static ObWaitData* wait_data_new(SnStartupSequence *seq);
  52 static void wait_data_free(ObWaitData *d);
  53 static ObWaitData* wait_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
  66     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  67 }
  68
  69 void sn_shutdown(gboolean reconfig)
  70 {
  71     GSList *it;
  72
  73     if (reconfig) return;
  74
  75     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  76
  77     for (it = sn_waits; it; it = g_slist_next(it))
  78         wait_data_free(it->data);
  79     g_slist_free(sn_waits);
  80     sn_waits = NULL;
  81
  82     screen_set_root_cursor();
  83
  84     sn_monitor_context_unref(sn_context);
  85     sn_display_unref(sn_display);
  86 }
  87
  88 static ObWaitData* wait_data_new(SnStartupSequence *seq)
  89 {
  90     ObWaitData *d = g_new(ObWaitData, 1);
  91     d->seq = seq;
  92     d->feedback = TRUE;
  93
  94     sn_startup_sequence_ref(d->seq);
  95
  96     return d;
  97 }
  98
  99 static void wait_data_free(ObWaitData *d)
 100 {
 101     if (d) {
 102         sn_startup_sequence_unref(d->seq);
 103
 104         g_free(d);
 105     }
 106 }
 107
 108 static ObWaitData* wait_find(const gchar *id)
 109 {
 110     ObWaitData *ret = NULL;
 111     GSList *it;
 112
 113     for (it = sn_waits; it; it = g_slist_next(it)) {
 114         ObWaitData *d = it->data;
 115         if (!strcmp(id, sn_startup_sequence_get_id(d->seq))) {
 116             ret = d;
 117             break;
 118         }
 119     }
 120     return ret;
 121 }
 122
 123 gboolean sn_app_starting()
 124 {
 125     GSList *it;
 126
 127     for (it = sn_waits; it; it = g_slist_next(it)) {
 128         ObWaitData *d = it->data;
 129         if (d->feedback)
 130             return TRUE;
 131     }
 132     return FALSE;
 133 }
 134
 135 static gboolean sn_wait_timeout(gpointer data)
 136 {
 137     ObWaitData *d = data;
 138     d->feedback = FALSE;
 139     screen_set_root_cursor();
 140     return FALSE; /* don't repeat */
 141 }
 142
 143 static void sn_wait_destroy(gpointer data)
 144 {
 145     ObWaitData *d = data;
 146     sn_waits = g_slist_remove(sn_waits, d);
 147     wait_data_free(d);
 148 }
 149
 150 static void sn_handler(const XEvent *e, gpointer data)
 151 {
 152     XEvent ec;
 153     ec = *e;
 154     sn_display_process_event(sn_display, &ec);
 155 }
 156
 157 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 158 {
 159     SnStartupSequence *seq;
 160     gboolean change = FALSE;
 161     ObWaitData *d;
 162
 163     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 164         return;
 165
 166     switch (sn_monitor_event_get_type(ev)) {
 167     case SN_MONITOR_EVENT_INITIATED:
 168         d = wait_data_new(seq);
 169         sn_waits = g_slist_prepend(sn_waits, d);
 170         /* 15 second timeout for apps to start */
 171         ob_main_loop_timeout_add(ob_main_loop, 15 * G_USEC_PER_SEC,
 172                                  sn_wait_timeout, d, sn_wait_destroy);
 173         change = TRUE;
 174         break;
 175     case SN_MONITOR_EVENT_CHANGED:
 176         /* XXX feedback changed? */
 177         change = TRUE;
 178         break;
 179     case SN_MONITOR_EVENT_COMPLETED:
 180     case SN_MONITOR_EVENT_CANCELED:
 181         if ((d = wait_find(sn_startup_sequence_get_id(seq)))) {
 182             d->feedback = FALSE;
 183             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout,
 184                                              d, FALSE);
 185             change = TRUE;
 186         }
 187         break;
 188     };
 189
 190     if (change)
 191         screen_set_root_cursor();
 192 }
 193
 194 Time sn_app_started(const gchar *id, const gchar *wmclass)
 195 {
 196     GSList *it;
 197     Time t = CurrentTime;
 198
 199     for (it = sn_waits; it; it = g_slist_next(it)) {
 200         ObWaitData *d = it->data;
 201         const gchar *seqid, *seqclass;
 202         seqid = sn_startup_sequence_get_id(d->seq);
 203         seqclass = sn_startup_sequence_get_wmclass(d->seq);
 204         if ((seqid && id && !strcmp(seqid, id)) ||
 205             (seqclass && wmclass && !strcmp(seqclass, wmclass)))
 206         {
 207             sn_startup_sequence_complete(d->seq);
 208             t = sn_startup_sequence_get_timestamp(d->seq);
 209             break;
 210         }
 211     }
 212     return t;
 213 }
 214
 215 gboolean sn_get_desktop(gchar *id, guint *desktop)
 216 {
 217     ObWaitData *d;
 218
 219     if (id && (d = wait_find(id))) {
 220         gint desk = sn_startup_sequence_get_workspace(d->seq);
 221         if (desk != -1) {
 222             *desktop = desk;
 223             return TRUE;
 224         }
 225     }
 226     return FALSE;
 227 }
 228
 229 #endif