[evolution-kolab/ek-wip-porting] CamelIMAPXExtdStore: subclassing of interfaces

[Christian Hilberg <chilberg src gnome org>]

commit 02ec130c331bd88f50cbf5039120f252dc68eecd
Author: Christian Hilberg <hilberg kernelconcepts de>
Date:   Mon Jan 9 20:01:11 2012 +0100

    CamelIMAPXExtdStore: subclassing of interfaces
    
    * initial implementation of the parent class'
      interfaces (GInitable, CamelNetworkService, CamelSubscribable)

 src/camel/providers/imapx/camel-imapx-extd-store.c |  165 +++++++++++++++++---
 1 files changed, 144 insertions(+), 21 deletions(-)
---
diff --git a/src/camel/providers/imapx/camel-imapx-extd-store.c b/src/camel/providers/imapx/camel-imapx-extd-store.c
index 2157dcb..b478781 100644
--- a/src/camel/providers/imapx/camel-imapx-extd-store.c
+++ b/src/camel/providers/imapx/camel-imapx-extd-store.c
@@ -36,24 +36,30 @@
 
 /*----------------------------------------------------------------------------*/
 
-/* Forward Declarations */
+static GInitableIface *parent_initable_iface = NULL;
+static CamelNetworkServiceInterface *parent_service_iface = NULL;
+static CamelSubscribableInterface *parent_subscribable_iface = NULL;
+
+/*----------------------------------------------------------------------------*/
+
+/* forward declarations */
 static void camel_imapx_extd_store_initable_init (GInitableIface *interface);
 static void camel_imapx_extd_store_network_service_init (CamelNetworkServiceInterface *interface);
 static void camel_imapx_extd_store_subscribable_init (CamelSubscribableInterface *interface);
 
 G_DEFINE_TYPE_WITH_CODE (
-	CamelIMAPXExtdStore,
-	camel_imapx_extd_store,
-	CAMEL_TYPE_IMAPX_STORE,
-	G_IMPLEMENT_INTERFACE (
-		G_TYPE_INITABLE,
-		camel_imapx_extd_store_initable_init)
-	G_IMPLEMENT_INTERFACE (
-		CAMEL_TYPE_NETWORK_SERVICE,
-		camel_imapx_extd_store_network_service_init)
-	G_IMPLEMENT_INTERFACE (
-		CAMEL_TYPE_SUBSCRIBABLE,
-		camel_imapx_extd_store_subscribable_init))
+                         CamelIMAPXExtdStore,
+                         camel_imapx_extd_store,
+                         CAMEL_TYPE_IMAPX_STORE,
+                         G_IMPLEMENT_INTERFACE (
+                                                G_TYPE_INITABLE,
+                                                camel_imapx_extd_store_initable_init)
+                         G_IMPLEMENT_INTERFACE (
+                                                CAMEL_TYPE_NETWORK_SERVICE,
+                                                camel_imapx_extd_store_network_service_init)
+                         G_IMPLEMENT_INTERFACE (
+                                                CAMEL_TYPE_SUBSCRIBABLE,
+                                                camel_imapx_extd_store_subscribable_init))
 
 /*----------------------------------------------------------------------------*/
 /* object/class init */
@@ -83,13 +89,124 @@ camel_imapx_extd_store_finalize (GObject *object)
 	G_OBJECT_CLASS (camel_imapx_extd_store_parent_class)->finalize (object);
 }
 
+/*----------------------------------------------------------------------------*/
+/* class functions */
+
+
+/*----------------------------------------------------------------------------*/
+/* interface functions */
+
+static gboolean
+camel_imapx_extd_store_initable_initialize (GInitable *initable,
+                                            GCancellable *cancellable,
+                                            GError **err)
+{
+	gboolean ok = FALSE;
+
+	g_assert (G_IS_INITABLE (initable));
+	/* cancellable may be NULL */
+	g_return_val_if_fail (err == NULL || *err == NULL, FALSE);
+
+	/* chain up to parent interface's init() method. */
+	ok = parent_initable_iface->init (initable,
+	                                  cancellable,
+	                                  err);
+	return ok;
+}
+
+static const gchar*
+camel_imapx_extd_store_get_service_name (CamelNetworkService *service,
+                                         CamelNetworkSecurityMethod method)
+{
+	const gchar *sn = NULL;
+
+	g_assert (CAMEL_IS_NETWORK_SERVICE (service));
+
+	/* use parent function for now */
+	sn = parent_service_iface->get_service_name (service,
+	                                             method);
+
+	return sn;
+}
+
+static guint16
+camel_imapx_extd_store_get_default_port (CamelNetworkService *service,
+                                         CamelNetworkSecurityMethod method)
+{
+	guint16 port = 0;
+
+	g_assert (CAMEL_IS_NETWORK_SERVICE (service));
+
+	/* use parent function for now */
+	port = parent_service_iface->get_default_port (service,
+	                                               method);
+
+	return port;
+}
+
+static gboolean
+camel_imapx_extd_store_folder_is_subscribed (CamelSubscribable *subscribable,
+                                             const gchar *foldername)
+{
+	gboolean subscribed = FALSE;
+
+	g_assert (CAMEL_IS_SUBSCRIBABLE (subscribable));
+	g_assert (foldername != NULL);
+
+	/* use parent function for now */
+	subscribed = parent_subscribable_iface->folder_is_subscribed (subscribable,
+	                                                              foldername);
+
+	return subscribed;
+}
+
+static gboolean
+camel_imapx_extd_store_subscribe_folder_sync (CamelSubscribable *subscribable,
+                                              const gchar *foldername,
+                                              GCancellable *cancellable,
+                                              GError **err)
+{
+	gboolean ok = FALSE;
+
+	g_assert (CAMEL_IS_SUBSCRIBABLE (subscribable));
+	g_assert (foldername != NULL);
+	/* cancellable may be NULL */
+	g_return_val_if_fail (err == NULL || *err == NULL, FALSE);
+
+	/* use parent function for now */
+	ok = parent_subscribable_iface->subscribe_folder_sync (subscribable,
+	                                                       foldername,
+	                                                       cancellable,
+	                                                       err);
+	return ok;
+}
+
+static gboolean
+camel_imapx_extd_store_unsubscribe_folder_sync (CamelSubscribable *subscribable,
+                                                const gchar *foldername,
+                                                GCancellable *cancellable,
+                                                GError **err)
+{
+	gboolean ok = FALSE;
+
+	g_assert (CAMEL_IS_SUBSCRIBABLE (subscribable));
+	g_assert (foldername != NULL);
+	/* cancellable may be NULL */
+	g_return_val_if_fail (err == NULL || *err == NULL, FALSE);
+
+	/* use parent function for now */
+	ok = parent_subscribable_iface->unsubscribe_folder_sync (subscribable,
+	                                                         foldername,
+	                                                         cancellable,
+	                                                         err);
+	return ok;
+}
+
 static void
 camel_imapx_extd_store_initable_init (GInitableIface *interface)
 {
-	g_assert (interface != NULL);
-
-	/* FIXME implement me */
-	g_warning ("%s: FIXME implement me", __func__);
+	parent_initable_iface = g_type_interface_peek_parent (interface);
+	interface->init = camel_imapx_extd_store_initable_initialize;
 }
 
 static void
@@ -97,8 +214,9 @@ camel_imapx_extd_store_network_service_init (CamelNetworkServiceInterface *inter
 {
 	g_assert (CAMEL_IS_NETWORK_SERVICE_INTERFACE (interface));
 
-	/* FIXME implement me */
-	g_warning ("%s: FIXME implement me", __func__);
+	parent_service_iface = g_type_interface_peek_parent (interface);
+	interface->get_service_name = camel_imapx_extd_store_get_service_name;
+	interface->get_default_port = camel_imapx_extd_store_get_default_port;
 }
 
 static void
@@ -106,10 +224,15 @@ camel_imapx_extd_store_subscribable_init (CamelSubscribableInterface *interface)
 {
 	g_assert (CAMEL_IS_SUBSCRIBABLE_INTERFACE (interface));
 
-	/* FIXME implement me */
-	g_warning ("%s: FIXME implement me", __func__);
+	parent_subscribable_iface = g_type_interface_peek_parent (interface);
+	interface->folder_is_subscribed = camel_imapx_extd_store_folder_is_subscribed;
+	interface->subscribe_folder_sync = camel_imapx_extd_store_subscribe_folder_sync;
+	interface->unsubscribe_folder_sync = camel_imapx_extd_store_unsubscribe_folder_sync;
 }
 
+/*----------------------------------------------------------------------------*/
+/* class initialization */
+
 static void
 camel_imapx_extd_store_class_init (CamelIMAPXExtdStoreClass *klass)
 {