New IDL for the personal calendar server.

2000-01-11  Federico Mena Quintero  <federico@helixcode.com>

	* gnome-calendar.idl: New IDL for the personal calendar server.

	* cal.h cal.c: New files with the calendar object.

	* cal-listener.h cal-listener.c: New files with the calendar
	listener object.

	* cal-factory.h cal-factory.c: New files with the calendar factory
	object.

svn path=/trunk/; revision=1555

1 files changed, 272 insertions, 0 deletions

diff --git a/calendar/pcs/cal-factory.c b/calendar/pcs/cal-factory.c
new file mode 100644
index 0000000000..2dc1260f1b
--- /dev/null
+++ b/calendar/pcs/cal-factory.c
@@ -0,0 +1,272 @@
+/* GNOME calendar factory
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ *
+ * Author: Federico Mena-Quintero <federico@helixcode.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include "cal-factory.h"
+
+
+
+/* Private part of the CalFactory structure */
+typedef struct {
+	/* Hash table from canonized uris to loaded calendars */
+	GHashTable *calendars;
+} CalFactoryPrivate;
+
+
+
+static void cal_factory_class_init (CalFactoryClass *class);
+static void cal_factory_init (CalFactory *factory);
+static void cal_factory_destroy (GtkObject *object);
+
+static POA_GNOME_Calendar_CalFactory__vepv cal_factory_vepv;
+
+static GnomeObjectClass *parent_class;
+
+
+
+/**
+ * cal_factory_get_type:
+ * @void:
+ *
+ * Registers the #CalFactory class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value: The type ID of the #CalFactory class.
+ **/
+GtkType
+cal_factory_get_type (void)
+{
+	static GtkType cal_factory_type = 0;
+
+	if (!cal_factory_type) {
+		static const GtkTypeInfo cal_factory_info = {
+			"CalFactory",
+			sizeof (CalFactory),
+			sizeof (CalFactoryClass),
+			(GtkClassInitFunc) cal_factory_class_init,
+			(GtkObjectInitFunc) cal_factory_init,
+			NULL, /* reserved_1 */
+			NULL, /* reserved_2 */
+			(GtkClassInitFunc) NULL
+		};
+
+		cal_factory_type = gtk_type_unique (gnome_object_get_type (), &cal_factory_info);
+	}
+
+	return cal_factory_type;
+}
+
+/* CORBA class initialization function for the calendar factory */
+static void
+init_cal_factory_corba_class (void)
+{
+	cal_factory_vepv.GNOME_Unknown_epv = gnome_object_get_epv ();
+	cal_factory_vepv.GNOME_Calendar_CalFactory_epv = cal_factory_get_epv ();
+}
+
+/* Class initialization function for the calendar factory */
+static void
+cal_factory_class_init (CalFactoryClass *class)
+{
+	GtkObjectClass *parent_class;
+
+	object_class = (GtkObjectClass *) class;
+
+	parent_class = gtk_type_class (gnome_object_get_type ());
+
+	object_class->destroy = cal_factory_destroy;
+
+	init_cal_factory_corba_class ();
+}
+
+/* Object initialization function for the calendar factory */
+static void
+cal_factory_init (CalFactory *factory)
+{
+	CalFactoryPrivate *priv;
+
+	priv = g_new0 (CalFactoryPrivate, 1);
+	factory->priv = priv;
+
+	priv->calendars = g_hash_table_new (g_str_hash, g_str_equal);
+}
+
+/* Destroy handler for the calendar */
+static void
+cal_factory_destroy (GtkObject *object)
+{
+	CalFactory *factory;
+	CalFactoryPrivate *priv;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (IS_CAL_FACTORY (object));
+
+	factory = CAL_FACTORY (object);
+	priv = factory->priv;
+
+	g_free (priv);
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+
+/* CORBA servant implementation */
+
+/* CalFactory::load method */
+static void
+CalFactory_load (PortableServer_Servant servant,
+		 CORBA_char *uri,
+		 GNOME_Calendar_Listener listener,
+		 CORBA_Environment *ev)
+{
+	CalFactory *factory;
+	CalFactoryPrivate *priv;
+
+	factory = CAL_FACTORY (gnome_object_from_servant (servant));
+	priv = factory->priv;
+
+	cal_factory_load (factory, uri, listener);
+}
+
+/* CalFactory::create method */
+static GNOME_Calendar_Cal
+CalFactory_create (PortableServer_Servant servant,
+		   CORBA_char *uri,
+		   CORBA_Environment *ev)
+{
+	CalFactory *factory;
+	CalFactoryPrivate *priv;
+
+	factory = CAL_FACTORY (gnome_object_from_servant (servant));
+	priv = factory->priv;
+
+	return cal_factory_create (factory, uri);
+}
+
+POA_GNOME_Calendar_CalFactory__epv *
+cal_factory_get_epv (void)
+{
+	POA_GNOME_Calendar_CalFactory__epv *epv;
+
+	epv = g_new0 (POA_GNOME_Calendar_CalFactory__epv, 1);
+	epv->load = CalFactory_load;
+	epv->create = CalFactory_create;
+
+	return epv;
+}
+
+
+
+/* Returns whether a CORBA object is nil */
+static gboolean
+corba_object_is_nil (CORBA_Object object)
+{
+	CORBA_Environment ev;
+	gboolean retval;
+
+	CORBA_exception_init (&ev);
+	retval = CORBA_Object_is_nil (object, &ev);
+	CORBA_exception_free (&ev);
+
+	return retval;
+}
+
+/**
+ * cal_factory_construct:
+ * @factory: A calendar factory.
+ * @corba_factory: CORBA object for the calendar factory.
+ *
+ * Constructs a calendar factory by binding the corresponding CORBA object to
+ * it.
+ *
+ * Return value: The same object as the @factory argument.
+ **/
+CalFactory *
+cal_factory_construct (CalFactory *factory, GNOME_Calendar_CalFactory corba_factory)
+{
+	g_return_val_if_fail (factory != NULL, NULL);
+	g_return_val_if_fail (IS_CAL_FACTORY (factory), NULL);
+	g_return_val_if_fail (!corba_object_is_nil (corba_factory), NULL);
+
+	gnome_object_construct (GNOME_OBJECT (factory), corba_factory);
+	return factory;
+}
+
+/**
+ * cal_factory_corba_object_create:
+ * @object: #GnomeObject that will wrap the CORBA object.
+ *
+ * Creates and activates the CORBA object that is wrapped by the specified
+ * calendar factory @object.
+ *
+ * Return value: An activated object reference or #CORBA_OBJECT_NIL in case of
+ * failure.
+ **/
+GNOME_Calendar_CalFactory
+cal_factory_corba_object_create (GnomeObject *object)
+{
+	POA_GNOME_Calendar_CalFactory *servant;
+	CORBA_Environment ev;
+
+	g_return_val_if_fail (object != NULL, CORBA_OBJECT_NIL);
+	g_return_val_if_fail (IS_CAL_FACTORY (object), CORBA_OBJECT_NIL);
+
+	servant = (POA_GNOME_Calendar_CalFactory *) g_new0 (GnomeObjectServant, 1);
+	servant->vepv = &cal_factory_vepv;
+
+	CORBA_exception_init (&ev);
+	POA_GNOME_Calendar_CalFactory__init ((PortableServer_Servant) servant, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION) {
+		g_free (servant);
+		CORBA_exception_free (&ev);
+		return CORBA_OBJECT_NIL;
+	}
+
+	CORBA_exception_free (&ev);
+	return (GNOME_Calendar_CalFactory) gnome_object_activate_servant (object, servant);
+}
+
+/**
+ * cal_factory_new:
+ * @void: 
+ * 
+ * Creates a new #CalFactory object.
+ * 
+ * Return value: A newly-created #CalFactory, or NULL if its corresponding CORBA
+ * object could not be created.
+ **/
+CalFactory *
+cal_factory_new (void)
+{
+	CalFactory *factory;
+	GNOME_Calendar_CalFactory corba_factory;
+
+	factory = gtk_type_new (CAL_FACTORY_TYPE);
+	corba_factory = cal_factory_corba_object_create (GNOME_OBJECT (factory));
+	if (corba_object_is_nil (corba_factory)) {
+		gtk_object_destroy (factory);
+		return NULL;
+	}
+
+	return cal_factory_construct (factory, corba_factory);
+}