openbox/startupnotify.c

   1 #include "startupnotify.h"
   2
   3 #ifndef USE_LIBSN
   4
   5 void sn_startup(gboolean reconfig) {}
   6 void sn_shutdown(gboolean reconfig) {}
   7 gboolean sn_app_starting() { return FALSE; }
   8 void sn_app_started(gchar *wmclass) {}
   9 gboolean sn_get_desktop(gchar *id, guint *desktop) { return FALSE; }
  10
  11 #else
  12
  13 #include "openbox.h"
  14 #include "mainloop.h"
  15 #include "screen.h"
  16
  17 #define SN_API_NOT_YET_FROZEN
  18 #include <libsn/sn.h>
  19
  20 typedef struct {
  21     SnStartupSequence *seq;
  22     gboolean feedback;
  23 } ObWaitData;
  24
  25 static SnDisplay *sn_display;
  26 static SnMonitorContext *sn_context;
  27 static GSList *sn_waits; /* list of ObWaitDatas */
  28
  29 static ObWaitData* wait_data_new(SnStartupSequence *seq);
  30 static void wait_data_free(ObWaitData *d);
  31 static ObWaitData* wait_find(const gchar *id);
  32
  33 static void sn_handler(const XEvent *e, gpointer data);
  34 static void sn_event_func(SnMonitorEvent *event, gpointer data);
  35
  36 void sn_startup(gboolean reconfig)
  37 {
  38     if (reconfig) return;
  39
  40     sn_display = sn_display_new(ob_display, NULL, NULL);
  41     sn_context = sn_monitor_context_new(sn_display, ob_screen,
  42                                         sn_event_func, NULL, NULL);
  43
  44     ob_main_loop_x_add(ob_main_loop, sn_handler, NULL, NULL);
  45 }
  46
  47 void sn_shutdown(gboolean reconfig)
  48 {
  49     GSList *it;
  50
  51     if (reconfig) return;
  52
  53     ob_main_loop_x_remove(ob_main_loop, sn_handler);
  54
  55     for (it = sn_waits; it; it = g_slist_next(it))
  56         wait_data_free(it->data);
  57     g_slist_free(sn_waits);
  58     sn_waits = NULL;
  59
  60     screen_set_root_cursor();
  61
  62     sn_monitor_context_unref(sn_context);
  63     sn_display_unref(sn_display);
  64 }
  65
  66 static ObWaitData* wait_data_new(SnStartupSequence *seq)
  67 {
  68     ObWaitData *d = g_new(ObWaitData, 1);
  69     d->seq = seq;
  70     d->feedback = TRUE;
  71
  72     sn_startup_sequence_ref(d->seq);
  73
  74     return d;
  75 }
  76
  77 static void wait_data_free(ObWaitData *d)
  78 {
  79     if (d) {
  80         sn_startup_sequence_unref(d->seq);
  81
  82         g_free(d);
  83     }
  84 }
  85
  86 static ObWaitData* wait_find(const gchar *id)
  87 {
  88     ObWaitData *ret = NULL;
  89     GSList *it;
  90
  91     for (it = sn_waits; it; it = g_slist_next(it)) {
  92         ObWaitData *d = it->data;
  93         if (!strcmp(id, sn_startup_sequence_get_id(d->seq))) {
  94             ret = d;
  95             break;
  96         }
  97     }
  98     return ret;
  99 }
 100
 101 gboolean sn_app_starting()
 102 {
 103     GSList *it;
 104
 105     for (it = sn_waits; it; it = g_slist_next(it)) {
 106         ObWaitData *d = it->data;
 107         if (d->feedback)
 108             return TRUE;
 109     }
 110     return FALSE;
 111 }
 112
 113 static gboolean sn_wait_timeout(gpointer data)
 114 {
 115     ObWaitData *d = data;
 116     d->feedback = FALSE;
 117     screen_set_root_cursor();
 118     return FALSE; /* don't repeat */
 119 }
 120
 121 static void sn_wait_destroy(gpointer data)
 122 {
 123     ObWaitData *d = data;
 124     sn_waits = g_slist_remove(sn_waits, d);
 125     wait_data_free(d);
 126 }
 127
 128 static void sn_handler(const XEvent *e, gpointer data)
 129 {
 130     XEvent ec;
 131     ec = *e;
 132     sn_display_process_event(sn_display, &ec);
 133 }
 134
 135 static void sn_event_func(SnMonitorEvent *ev, gpointer data)
 136 {
 137     SnStartupSequence *seq;
 138     gboolean change = FALSE;
 139     ObWaitData *d;
 140
 141     if (!(seq = sn_monitor_event_get_startup_sequence(ev)))
 142         return;
 143
 144     switch (sn_monitor_event_get_type(ev)) {
 145     case SN_MONITOR_EVENT_INITIATED:
 146         g_message("starting");
 147         d = wait_data_new(seq);
 148         sn_waits = g_slist_prepend(sn_waits, d);
 149         /* 30 second timeout for apps to start */
 150         ob_main_loop_timeout_add(ob_main_loop, 30 * G_USEC_PER_SEC,
 151                                  sn_wait_timeout, d, sn_wait_destroy);
 152         change = TRUE;
 153         break;
 154     case SN_MONITOR_EVENT_CHANGED:
 155         /* XXX feedback changed? */
 156         change = TRUE;
 157         break;
 158     case SN_MONITOR_EVENT_COMPLETED:
 159     case SN_MONITOR_EVENT_CANCELED:
 160         if ((d = wait_find(sn_startup_sequence_get_id(seq)))) {
 161             d->feedback = FALSE;
 162             ob_main_loop_timeout_remove_data(ob_main_loop, sn_wait_timeout, d);
 163             change = TRUE;
 164         }
 165         break;
 166     };
 167
 168     if (change)
 169         screen_set_root_cursor();
 170 }
 171
 172 void sn_app_started(gchar *wmclass)
 173 {
 174     GSList *it;
 175
 176     for (it = sn_waits; it; it = g_slist_next(it)) {
 177         ObWaitData *d = it->data;
 178         if (sn_startup_sequence_get_wmclass(d->seq) &&
 179             !strcmp(sn_startup_sequence_get_wmclass(d->seq), wmclass))
 180         {
 181             sn_startup_sequence_complete(d->seq);
 182             break;
 183         }
 184     }
 185 }
 186
 187 gboolean sn_get_desktop(gchar *id, guint *desktop)
 188 {
 189     ObWaitData *d;
 190
 191     if (id && (d = wait_find(id))) {
 192         gint desk = sn_startup_sequence_get_workspace(d->seq);
 193         if (desk != -1) {
 194             *desktop = desk;
 195             return TRUE;
 196         }
 197     }
 198     return FALSE;
 199 }
 200
 201 #endif