Pileus Git - grits/blob - src/gis-world.c

   1 /*
   2  * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program 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
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <glib.h>
  19
  20 #include "marshal.h"
  21 #include "gis-world.h"
  22
  23 /****************
  24  * GObject code *
  25  ****************/
  26 /* Constants */
  27 enum {
  28         SIG_REFRESH,
  29         SIG_OFFLINE,
  30         NUM_SIGNALS,
  31 };
  32 static guint signals[NUM_SIGNALS];
  33
  34 /* Class/Object init */
  35 G_DEFINE_TYPE(GisWorld, gis_world, G_TYPE_OBJECT);
  36 static void gis_world_init(GisWorld *self)
  37 {
  38         g_debug("GisWorld: init");
  39         /* Default values */
  40         self->offline = FALSE;
  41 }
  42 static void gis_world_dispose(GObject *gobject)
  43 {
  44         g_debug("GisWorld: dispose");
  45         /* Drop references to other GObjects */
  46         G_OBJECT_CLASS(gis_world_parent_class)->dispose(gobject);
  47 }
  48 static void gis_world_finalize(GObject *gobject)
  49 {
  50         g_debug("GisWorld: finalize");
  51         GisWorld *self = GIS_WORLD(gobject);
  52         G_OBJECT_CLASS(gis_world_parent_class)->finalize(gobject);
  53 }
  54 static void gis_world_class_init(GisWorldClass *klass)
  55 {
  56         g_debug("GisWorld: class_init");
  57         GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
  58         gobject_class->dispose      = gis_world_dispose;
  59         gobject_class->finalize     = gis_world_finalize;
  60         signals[SIG_REFRESH] = g_signal_new(
  61                         "refresh",
  62                         G_TYPE_FROM_CLASS(gobject_class),
  63                         G_SIGNAL_RUN_LAST,
  64                         0,
  65                         NULL,
  66                         NULL,
  67                         g_cclosure_marshal_VOID__VOID,
  68                         G_TYPE_NONE,
  69                         0);
  70         signals[SIG_OFFLINE] = g_signal_new(
  71                         "offline",
  72                         G_TYPE_FROM_CLASS(gobject_class),
  73                         G_SIGNAL_RUN_LAST,
  74                         0,
  75                         NULL,
  76                         NULL,
  77                         g_cclosure_marshal_VOID__BOOLEAN,
  78                         G_TYPE_NONE,
  79                         1,
  80                         G_TYPE_BOOLEAN);
  81 }
  82
  83 /* Signal helpers */
  84 static void _gis_world_emit_refresh(GisWorld *world)
  85 {
  86         g_signal_emit(world, signals[SIG_REFRESH], 0);
  87 }
  88 static void _gis_world_emit_offline(GisWorld *world)
  89 {
  90         g_signal_emit(world, signals[SIG_OFFLINE], 0,
  91                         world->offline);
  92 }
  93
  94
  95 /***********
  96  * Methods *
  97  ***********/
  98 GisWorld *gis_world_new()
  99 {
 100         g_debug("GisWorld: new");
 101         return g_object_new(GIS_TYPE_WORLD, NULL);
 102 }
 103
 104 void gis_world_refresh(GisWorld *world)
 105 {
 106         g_debug("GisWorld: refresh");
 107         _gis_world_emit_refresh(world);
 108 }
 109
 110 void gis_world_set_offline(GisWorld *world, gboolean offline)
 111 {
 112         g_assert(GIS_IS_WORLD(world));
 113         g_debug("GisWorld: set_offline - %d", offline);
 114         world->offline = offline;
 115         _gis_world_emit_offline(world);
 116 }
 117
 118 gboolean gis_world_get_offline(GisWorld *world)
 119 {
 120         g_assert(GIS_IS_WORLD(world));
 121         g_debug("GisWorld: get_offline - %d", world->offline);
 122         return world->offline;
 123 }