swfdec/swfdec_asbroadcaster.c

   1 /* Swfdec
   2  * Copyright (C) 2007 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include "swfdec_as_internal.h"
  25 #include "swfdec_as_object.h"
  26 #include "swfdec_as_strings.h"
  27 #include "swfdec_as_context.h"
  28 #include "swfdec_as_frame_internal.h"
  29 #include "swfdec_debug.h"
  30
  31 /*** AS CODE ***/
  32
  33 SWFDEC_AS_NATIVE (101, 12, broadcastMessage)
  34 void
  35 broadcastMessage (SwfdecAsContext *cx, SwfdecAsObject *object,
  36     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  37 {
  38   SwfdecAsValue val;
  39   SwfdecAsObject *listeners, *o;
  40   gint i, length;
  41   const char *name;
  42   GSList *list = NULL, *walk;
  43
  44   if (object == NULL)
  45     return;
  46
  47   if (argc < 1)
  48     return;
  49   name = swfdec_as_value_to_string (cx, argv[0]);
  50   argv += 1;
  51   argc--;
  52
  53   swfdec_as_object_get_variable (object, SWFDEC_AS_STR__listeners, &val);
  54   if (!SWFDEC_AS_VALUE_IS_COMPOSITE (*&val))
  55     return;
  56
  57   listeners = SWFDEC_AS_VALUE_GET_COMPOSITE (*&val);
  58   swfdec_as_object_get_variable (listeners, SWFDEC_AS_STR_length, &val);
  59   length = swfdec_as_value_to_integer (cx, &val);
  60
  61   /* return undefined if we won't try to call anything */
  62   if (length <= 0)
  63     return;
  64
  65   /* FIXME: solve this wth foreach, so it gets faster for weird cases */
  66   for (i = 0; i < length; i++) {
  67     swfdec_as_object_get_variable (listeners, swfdec_as_integer_to_string (cx, i), &val);
  68     o = swfdec_as_value_to_object (cx, &val);
  69     if (o == NULL)
  70       continue;
  71     list = g_slist_prepend (list, o);
  72   }
  73   if (list == NULL)
  74     return;
  75
  76   list = g_slist_reverse (list);
  77   for (walk = list; walk; walk = walk->next) {
  78     swfdec_as_object_call (walk->data, name, argc, argv, &val);
  79   }
  80   g_slist_free (list);
  81
  82   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
  83 }
  84