tests/refcount/properties2.c

   1 #include <glib.h>
   2 #include <glib-object.h>
   3
   4 #ifdef G_OS_UNIX
   5 #include <unistd.h>
   6 #endif
   7
   8 #define G_TYPE_TEST                (my_test_get_type ())
   9 #define MY_TEST(test)              (G_TYPE_CHECK_INSTANCE_CAST ((test), G_TYPE_TEST, GTest))
  10 #define MY_IS_TEST(test)           (G_TYPE_CHECK_INSTANCE_TYPE ((test), G_TYPE_TEST))
  11 #define MY_TEST_CLASS(tclass)      (G_TYPE_CHECK_CLASS_CAST ((tclass), G_TYPE_TEST, GTestClass))
  12 #define MY_IS_TEST_CLASS(tclass)   (G_TYPE_CHECK_CLASS_TYPE ((tclass), G_TYPE_TEST))
  13 #define MY_TEST_GET_CLASS(test)    (G_TYPE_INSTANCE_GET_CLASS ((test), G_TYPE_TEST, GTestClass))
  14
  15 enum {
  16   PROP_0,
  17   PROP_DUMMY
  18 };
  19
  20 typedef struct _GTest GTest;
  21 typedef struct _GTestClass GTestClass;
  22
  23 struct _GTest
  24 {
  25   GObject object;
  26
  27   gint dummy;
  28 };
  29
  30 struct _GTestClass
  31 {
  32   GObjectClass parent_class;
  33 };
  34
  35 static GType my_test_get_type (void);
  36
  37 static void my_test_class_init (GTestClass * klass);
  38 static void my_test_init (GTest * test);
  39 static void my_test_dispose (GObject * object);
  40 static void my_test_get_property (GObject    *object,
  41                                   guint       prop_id,
  42                                   GValue     *value,
  43                                   GParamSpec *pspec);
  44 static void my_test_set_property (GObject      *object,
  45                                   guint         prop_id,
  46                                   const GValue *value,
  47                                   GParamSpec   *pspec);
  48
  49 static GObjectClass *parent_class = NULL;
  50
  51 static GType
  52 my_test_get_type (void)
  53 {
  54   static GType test_type = 0;
  55
  56   if (!test_type) {
  57     const GTypeInfo test_info = {
  58       sizeof (GTestClass),
  59       NULL,
  60       NULL,
  61       (GClassInitFunc) my_test_class_init,
  62       NULL,
  63       NULL,
  64       sizeof (GTest),
  65       0,
  66       (GInstanceInitFunc) my_test_init,
  67       NULL
  68     };
  69
  70     test_type = g_type_register_static (G_TYPE_OBJECT, "GTest",
  71         &test_info, 0);
  72   }
  73   return test_type;
  74 }
  75
  76 static void
  77 my_test_class_init (GTestClass * klass)
  78 {
  79   GObjectClass *gobject_class;
  80
  81   gobject_class = (GObjectClass *) klass;
  82
  83   parent_class = g_type_class_ref (G_TYPE_OBJECT);
  84
  85   gobject_class->dispose = my_test_dispose;
  86   gobject_class->get_property = my_test_get_property;
  87   gobject_class->set_property = my_test_set_property;
  88
  89   g_object_class_install_property (gobject_class,
  90                                    PROP_DUMMY,
  91                                    g_param_spec_int ("dummy",
  92                                                      NULL,
  93                                                      NULL,
  94                                                      0, G_MAXINT, 0,
  95                                                      G_PARAM_READWRITE));
  96 }
  97
  98 static void
  99 my_test_init (GTest * test)
 100 {
 101   g_print ("init %p\n", test);
 102 }
 103
 104 static void
 105 my_test_dispose (GObject * object)
 106 {
 107   GTest *test;
 108
 109   test = MY_TEST (object);
 110
 111   g_print ("dispose %p!\n", test);
 112
 113   G_OBJECT_CLASS (parent_class)->dispose (object);
 114 }
 115
 116 static void
 117 my_test_get_property (GObject    *object,
 118                       guint       prop_id,
 119                       GValue     *value,
 120                       GParamSpec *pspec)
 121 {
 122   GTest *test;
 123
 124   test = MY_TEST (object);
 125
 126   switch (prop_id)
 127     {
 128     case PROP_DUMMY:
 129       g_value_set_int (value, test->dummy);
 130       break;
 131     default:
 132       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 133       break;
 134     }
 135 }
 136
 137 static void
 138 my_test_set_property (GObject      *object,
 139                       guint         prop_id,
 140                       const GValue *value,
 141                       GParamSpec   *pspec)
 142 {
 143   GTest *test;
 144
 145   test = MY_TEST (object);
 146
 147   switch (prop_id)
 148     {
 149     case PROP_DUMMY:
 150       test->dummy = g_value_get_int (value);
 151       break;
 152     default:
 153       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 154       break;
 155     }
 156 }
 157
 158 static gint count = 0;
 159
 160 static void
 161 dummy_notify (GObject    *object,
 162               GParamSpec *pspec)
 163 {
 164   count++;
 165   if (count % 10000 == 0)
 166     g_print (".");
 167 }
 168
 169 static void
 170 my_test_do_property (GTest * test)
 171 {
 172   gint dummy;
 173
 174   g_object_get (test, "dummy", &dummy, NULL);
 175   g_object_set (test, "dummy", dummy + 1, NULL);
 176 }
 177
 178 int
 179 main (int argc, char **argv)
 180 {
 181   gint i;
 182   GTest *test;
 183
 184   g_print ("START: %s\n", argv[0]);
 185   g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | g_log_set_always_fatal (G_LOG_FATAL_MASK));
 186
 187   test = g_object_new (G_TYPE_TEST, NULL);
 188
 189   g_signal_connect (test, "notify::dummy", G_CALLBACK (dummy_notify), NULL);
 190
 191   g_assert (count == test->dummy);
 192
 193   for (i=0; i<1000000; i++) {
 194     my_test_do_property (test);
 195   }
 196
 197   g_assert (count == test->dummy);
 198
 199   g_object_unref (test);
 200
 201   return 0;
 202 }