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 } 200