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