tests/refcount/properties2.c

   1 #include <unistd.h>
   2 #include <glib.h>
   3 #include <glib-object.h>
   4
   5 #define G_TYPE_TEST                (my_test_get_type ())
   6 #define MY_TEST(test)              (G_TYPE_CHECK_INSTANCE_CAST ((test), G_TYPE_TEST, GTest))
   7 #define MY_IS_TEST(test)           (G_TYPE_CHECK_INSTANCE_TYPE ((test), G_TYPE_TEST))
   8 #define MY_TEST_CLASS(tclass)      (G_TYPE_CHECK_CLASS_CAST ((tclass), G_TYPE_TEST, GTestClass))
   9 #define MY_IS_TEST_CLASS(tclass)   (G_TYPE_CHECK_CLASS_TYPE ((tclass), G_TYPE_TEST))
  10 #define MY_TEST_GET_CLASS(test)    (G_TYPE_INSTANCE_GET_CLASS ((test), G_TYPE_TEST, GTestClass))
  11
  12 enum {
  13   PROP_0,
  14   PROP_DUMMY
  15 };
  16
  17 typedef struct _GTest GTest;
  18 typedef struct _GTestClass GTestClass;
  19
  20 struct _GTest
  21 {
  22   GObject object;
  23
  24   gint dummy;
  25 };
  26
  27 struct _GTestClass
  28 {
  29   GObjectClass parent_class;
  30 };
  31
  32 static GType my_test_get_type (void);
  33
  34 static void my_test_class_init (GTestClass * klass);
  35 static void my_test_init (GTest * test);
  36 static void my_test_dispose (GObject * object);
  37 static void my_test_get_property (GObject    *object,
  38                                   guint       prop_id,
  39                                   GValue     *value,
  40                                   GParamSpec *pspec);
  41 static void my_test_set_property (GObject      *object,
  42                                   guint         prop_id,
  43                                   const GValue *value,
  44                                   GParamSpec   *pspec);
  45
  46 static GObjectClass *parent_class = NULL;
  47
  48 static GType
  49 my_test_get_type (void)
  50 {
  51   static GType test_type = 0;
  52
  53   if (!test_type) {
  54     static const GTypeInfo test_info = {
  55       sizeof (GTestClass),
  56       NULL,
  57       NULL,
  58       (GClassInitFunc) my_test_class_init,
  59       NULL,
  60       NULL,
  61       sizeof (GTest),
  62       0,
  63       (GInstanceInitFunc) my_test_init,
  64       NULL
  65     };
  66
  67     test_type = g_type_register_static (G_TYPE_OBJECT, "GTest",
  68         &test_info, 0);
  69   }
  70   return test_type;
  71 }
  72
  73 static void
  74 my_test_class_init (GTestClass * klass)
  75 {
  76   GObjectClass *gobject_class;
  77
  78   gobject_class = (GObjectClass *) klass;
  79
  80   parent_class = g_type_class_ref (G_TYPE_OBJECT);
  81
  82   gobject_class->dispose = my_test_dispose;
  83   gobject_class->get_property = my_test_get_property;
  84   gobject_class->set_property = my_test_set_property;
  85
  86   g_object_class_install_property (gobject_class,
  87                                    PROP_DUMMY,
  88                                    g_param_spec_int ("dummy",
  89                                                      NULL,
  90                                                      NULL,
  91                                                      0, G_MAXINT, 0,
  92                                                      G_PARAM_READWRITE));
  93 }
  94
  95 static void
  96 my_test_init (GTest * test)
  97 {
  98   g_print ("init %p\n", test);
  99 }
 100
 101 static void
 102 my_test_dispose (GObject * object)
 103 {
 104   GTest *test;
 105
 106   test = MY_TEST (object);
 107
 108   g_print ("dispose %p!\n", object);
 109
 110   G_OBJECT_CLASS (parent_class)->dispose (object);
 111 }
 112
 113 static void
 114 my_test_get_property (GObject    *object,
 115                       guint       prop_id,
 116                       GValue     *value,
 117                       GParamSpec *pspec)
 118 {
 119   GTest *test;
 120
 121   test = MY_TEST (object);
 122
 123   switch (prop_id)
 124     {
 125     case PROP_DUMMY:
 126       g_value_set_int (value, test->dummy);
 127       break;
 128     default:
 129       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 130       break;
 131     }
 132 }
 133
 134 static void
 135 my_test_set_property (GObject      *object,
 136                       guint         prop_id,
 137                       const GValue *value,
 138                       GParamSpec   *pspec)
 139 {
 140   GTest *test;
 141
 142   test = MY_TEST (object);
 143
 144   switch (prop_id)
 145     {
 146     case PROP_DUMMY:
 147       test->dummy = g_value_get_int (value);
 148       break;
 149     default:
 150       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 151       break;
 152     }
 153 }
 154
 155 static gint count = 0;
 156
 157 static void
 158 dummy_notify (GObject    *object,
 159               GParamSpec *pspec)
 160 {
 161   count++;
 162   if (count % 10000 == 0)
 163     g_print (".");
 164 }
 165
 166 static void
 167 my_test_do_property (GTest * test)
 168 {
 169   gint dummy;
 170
 171   g_object_get (test, "dummy", &dummy, NULL);
 172   g_object_set (test, "dummy", dummy + 1, NULL);
 173 }
 174
 175 int
 176 main (int argc, char **argv)
 177 {
 178   gint i;
 179   GTest *test;
 180
 181   g_thread_init (NULL);
 182   g_print ("START: %s\n", argv[0]);
 183   g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | g_log_set_always_fatal (G_LOG_FATAL_MASK));
 184   g_type_init ();
 185
 186   test = g_object_new (G_TYPE_TEST, NULL);
 187
 188   g_signal_connect (test, "notify::dummy", G_CALLBACK (dummy_notify), NULL);
 189
 190   g_assert (count == test->dummy);
 191
 192   for (i=0; i<1000000; i++) {
 193     my_test_do_property (test);
 194   }
 195
 196   g_assert (count == test->dummy);
 197
 198   return 0;
 199 }