| GObject Reference Manual | |
|---|
@@ -93,29 +63,76 @@ maman_bar_init (MamanBar *self) Now, if you need special construction properties, install the properties in the class_init function, override the set and get methods and implement the get and set methods as described in the section called âObject propertiesâ. Make sure that these properties use a construct only - GParamSpec by setting the param spec's flag field to G_PARAM_CONSTRUCT_ONLY: this helps + GParamSpec by setting the param spec's flag field to G_PARAM_CONSTRUCT_ONLY: this helps GType ensure that these properties are not set again later by malicious user code.
-
-static void
-bar_class_init (MamanBarClass *klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GParamSpec *maman_param_spec;
+
+
+
+
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enum {
+ PROP_0,
- gobject_class->set_property = bar_set_property;
- gobject_class->get_property = bar_get_property;
+ PROP_MAMAN,
+
+ N_PROPERTIES
+};
+
+static GParamSpec *obj_properties[N_PROPERTIES] = { NULL, };
+
+static void
+bar_class_init (MamanBarClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+
+ gobject_class->set_property = bar_set_property;
+ gobject_class->get_property = bar_get_property;
+
+ obj_properties[PROP_MAMAN] =
+ g_param_spec_string ("maman",
+ "Maman construct prop",
+ "Set maman's name",
+ "no-name-set" /* default value */,
+ G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE);
+
+ g_object_class_install_properties (gobject_class,
+ N_PROPERTIES,
+ obj_properties);
+}
+
+
+
- maman_param_spec = g_param_spec_string ("maman",
- "Maman construct prop",
- "Set maman's name",
- "no-name-set" /* default value */,
- G_PARAM_CONSTRUCT_ONLY | G_PARAM_READWRITE);
- g_object_class_install_property (gobject_class,
- PROP_MAMAN,
- maman_param_spec);
-}
-
If you need this, make sure you can build and run code similar to the code shown above. Make sure your construct properties can set correctly during construction, make sure you cannot set them @@ -138,6 +155,6 @@ bar_class_init (MamanBarClass *klass)