#include "test-unknown.h" enum { PROP_SOME_PROPERTY = 1, }; static void test_interface_base_init (gpointer g_iface) { static gboolean initialized = FALSE; if (!initialized) { g_object_interface_install_property (g_iface, g_param_spec_string ("some-property", "some-property", "A simple test property", NULL, G_PARAM_READWRITE)); initialized = TRUE; } } GType test_interface_get_type (void) { static GType gtype = 0; if (!gtype) { static const GTypeInfo info = { sizeof (TestInterfaceIface), /* class_size */ test_interface_base_init, /* base_init */ NULL, /* base_finalize */ NULL, NULL, /* class_finalize */ NULL, /* class_data */ 0, 0, /* n_preallocs */ NULL }; gtype = g_type_register_static (G_TYPE_INTERFACE, "TestInterface", &info, 0); g_type_interface_add_prerequisite (gtype, G_TYPE_OBJECT); } return gtype; } static void test_unknown_iface_method (TestInterface *iface) { } static void test_unknown_test_interface_init (TestInterfaceIface *iface) { iface->iface_method = test_unknown_iface_method; } G_DEFINE_TYPE_WITH_CODE (TestUnknown, test_unknown, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (TEST_TYPE_INTERFACE, test_unknown_test_interface_init)); static void test_unknown_init (TestUnknown *self) {} static void test_unknown_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { } static void test_unknown_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { } static void test_unknown_class_init (TestUnknownClass *klass) { GObjectClass *gobject_class = (GObjectClass*) klass; gobject_class->get_property = test_unknown_get_property; gobject_class->set_property = test_unknown_set_property; g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_SOME_PROPERTY, g_param_spec_string ("some-property", "some-property", "A simple test property", NULL, G_PARAM_READWRITE)); } void test_interface_iface_method (TestInterface *instance) { TestInterfaceIface *iface = TEST_INTERFACE_GET_IFACE (instance); (* iface->iface_method) (instance); }