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/* Evolution calendar - Component editor factory object
*
* Copyright (C) 2001 Ximian, Inc.
*
* Authors: Federico Mena-Quintero <federico@ximian.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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <cal-client/cal-client.h>
#include "comp-editor-factory.h"
/* An client we have open */
typedef struct {
/* Uri of the calendar, used as key in the clients hash table */
GnomeVFSURI *uri;
/* Client of the calendar */
CalClient *client;
/* Hash table of components that belong to this client */
GHashTable *uid_comp_hash;
/* Number of times this client has been opened */
int refcount;
} OpenClient;
/* A component that is being edited */
typedef struct {
/* Our parent client */
OpenClient *parent;
/* UID of the component we are editing, used as the key in the hash table */
const char *uid;
/* Component we are editing */
CalComponent *comp;
} Component;
/* Private part of the CompEditorFactory structure */
struct CompEditorFactoryPrivate {
/* Hash table of URI->OpenClient */
GHashTable *uri_client_hash;
};
static void comp_editor_factory_class_init (CompEditorFactoryClass *class);
static void comp_editor_factory_init (CompEditorFactory *factory);
static void comp_editor_factory_destroy (GtkObject *object);
static void impl_editExisting (PortableServer_Servant servant,
const CORBA_char *uri,
const GNOME_Evolution_Calendar_CalObjUID uid,
CORBA_Environment *ev);
static void impl_editNew (PortableServer_Servant servant,
const CORBA_char *uri,
const GNOME_Evolution_Calendar_CalObjType type,
CORBA_Environment *ev);
static BonoboXObjectClass *parent_class = NULL;
BONOBO_X_TYPE_FUNC_FULL (CompEditorFactory,
GNOME_Evolution_Calendar_CompEditorFactory,
BONOBO_X_OBJECT_TYPE,
comp_editor_factory);
/* Class initialization function for the component editor factory */
static void
comp_editor_factory_class_init (CompEditorFactoryClass *class)
{
GtkObjectClass *object_class;
object_class = (GtkObjectClass *) class;
parent_class = gtk_type_class (BONOBO_X_OBJECT_TYPE);
class->epv.editExisting = impl_editExisting;
class->epv.editNew = impl_editNew;
object_class->destroy = comp_editor_factory_destroy;
}
/* Object initialization function for the component editor factory */
static void
comp_editor_factory_init (CompEditorFactory *factory)
{
CompEditorFactoryPrivate *priv;
priv = g_new (CompEditorFactoryPrivate, 1);
priv->uri_client_hash = g_hash_table_new (gnome_vfs_uri_hash, gnome_vfs_uri_hequal);
}
/* Used from g_hash_table_foreach(); frees a client structure */
static void
free_client_cb (gpointer key, gpointer value, gpointer data)
{
OpenClient *oc;
oc = value;
gnome_vfs_uri_unref (oc->uri);
cal_client_unref (oc->client);
g_hash_table_destroy (oc->uid_comp_hash);
g_free (oc);
}
/* Destroy handler for the component editor factory */
static void
comp_editor_factory_destroy (GtkObject *object)
{
CompEditorFactory *factory;
CompEditorFactoryPrivate *priv;
g_return_if_fail (object != NULL);
g_return_if_fail (IS_COMP_EDITOR_FACTORY (object));
factory = COMP_EDITOR_FACTORY (object);
priv = factory->priv;
g_hash_table_foreach (priv->uri_client_hash, free_client_cb, NULL);
g_hash_table_destroy (priv->uri_client_hash);
priv->uri_client_hash = NULL;
g_free (priv);
factory->priv = NULL;
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
/* Creates a new OpenClient structure by synchronously (!) opening a calendar
* client. Returns NULL if it could not open it.
*/
static OpenClient *
open_client (GnomeVFSURI *uri)
{
CalClient *client;
client = cal_client_new ();
if (!client)
return NULL;
gtk_signal_connect (GTK_OBJECT (client), "cal_opened",
GTK_SIGNAL_FUNC (cal_opened_cb), NULL);
oc = g_new (OpenClient, 1);
oc->uri = uri;
oc->client = client;
oc->uid_comp_hash = g_hash_table_new (g_str_hash, g_str_equal);
oc->refcount = 1;
}
static void
impl_editExisting (PortableServer_Servant servant,
const CORBA_char *str_uri,
const GNOME_Evolution_Calendar_CalObjUID uid,
CORBA_Environment *ev)
{
CompEditorFactory *factory;
CompEditorFactoryPrivate *priv;
GnomeVFSURI *uri;
OpenClient *oc;
CalClient *client;
Component *c;
factory = COMP_EDITOR_FACTORY (bonobo_object_from_servant (servant));
priv = factory->priv;
/* Look up the client */
uri = gnome_vfs_uri_new (str_uri);
if (!uri) {
CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
ex_GNOME_Evolution_Calendar_CompEditorFactory_InvalidURI,
NULL);
return;
}
oc = g_hash_table_lookup (priv->uri_client_hash, uri);
if (oc)
client = oc->client;
else {
oc = open_client (uri);
if (!oc) {
gnome_vfs_uri_unref (uri);
CORBA_exception_set (
ev, CORBA_USER_EXCEPTION,
ex_GNOME_Evolution_Calendar_CompEditorFactory_BackendContactError,
NULL);
return;
}
client = oc->client;
}
gnome_vfs_uri_unref (uri);
/* Look up the component */
c = g_hash_table_lookup (oc->uid_comp_hash,
}
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