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-rw-r--r--shell/evolution-storage-set-view.c338
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+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* evolution-storage-set-view.c
+ *
+ * Copyright (C) 2000 Helix Code, Inc.
+ *
+ * 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.
+ *
+ * Author: Ettore Perazzoli
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gnome.h>
+#include "evolution-storage-set-view.h"
+
+
+#define PARENT_TYPE bonobo_object_get_type ()
+static BonoboObjectClass *parent_class = NULL;
+
+struct _EvolutionStorageSetViewPrivate {
+ GtkWidget *storage_set_view_widget;
+ GList *listeners;
+};
+
+
+/* EStorageSet widget callbacks. */
+
+static void
+storage_set_view_widget_folder_selected_cb (EStorageSetView *storage_set_view_widget,
+ const char *uri,
+ void *data)
+{
+ EvolutionStorageSetView *storage_set_view;
+ EvolutionStorageSetViewPrivate *priv;
+ GList *p;
+
+ storage_set_view = EVOLUTION_STORAGE_SET_VIEW (data);
+ priv = storage_set_view->priv;
+
+ for (p = priv->listeners; p != NULL; p = p->next) {
+ CORBA_Environment ev;
+ Evolution_StorageSetViewListener listener;
+
+ CORBA_exception_init (&ev);
+
+ listener = (Evolution_StorageSetViewListener) p->data;
+ Evolution_StorageSetViewListener_folder_selected (listener, uri, &ev);
+
+ /* FIXME: What if we fail? */
+
+ CORBA_exception_free (&ev);
+ }
+}
+
+
+/* Listener handling. */
+
+static GList *
+find_listener_in_list (Evolution_StorageSetViewListener listener,
+ GList *list)
+{
+ CORBA_Environment ev;
+ GList *p;
+
+ CORBA_exception_init (&ev);
+
+ for (p = list; p != NULL; p = p->next) {
+ Evolution_StorageSetViewListener listener_item;
+
+ listener_item = (Evolution_StorageSetViewListener) p->data;
+ if (CORBA_Object_is_equivalent (listener, listener_item, &ev))
+ break;
+ }
+
+ CORBA_exception_free (&ev);
+
+ return p;
+}
+
+static gboolean
+add_listener (EvolutionStorageSetView *storage_set_view,
+ Evolution_StorageSetViewListener listener)
+{
+ EvolutionStorageSetViewPrivate *priv;
+ CORBA_Environment ev;
+ const char *current_uri;
+ Evolution_StorageSetViewListener copy_of_listener;
+
+ priv = storage_set_view->priv;
+
+ if (find_listener_in_list (listener, priv->listeners) != NULL)
+ return FALSE;
+
+ CORBA_exception_init (&ev);
+
+ copy_of_listener = CORBA_Object_duplicate (listener, &ev);
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ CORBA_exception_free (&ev);
+ return FALSE;
+ }
+
+ priv->listeners = g_list_prepend (priv->listeners, copy_of_listener);
+
+ current_uri = e_storage_set_view_get_current_folder (E_STORAGE_SET_VIEW (priv->storage_set_view_widget));
+ if (current_uri != NULL)
+ Evolution_StorageSetViewListener_folder_selected (listener, current_uri, &ev);
+
+ CORBA_exception_free (&ev);
+
+ return TRUE;
+}
+
+static gboolean
+remove_listener (EvolutionStorageSetView *storage_set_view,
+ Evolution_StorageSetViewListener listener)
+{
+ EvolutionStorageSetViewPrivate *priv;
+ GList *listener_node;
+ CORBA_Environment ev;
+
+ priv = storage_set_view->priv;
+
+ listener_node = find_listener_in_list (listener, priv->listeners);
+ if (listener_node == NULL)
+ return FALSE;
+
+ CORBA_exception_init (&ev);
+ CORBA_Object_release ((CORBA_Object) listener_node->data, &ev);
+ CORBA_exception_free (&ev);
+
+ priv->listeners = g_list_remove_link (priv->listeners, listener_node);
+
+ return TRUE;
+}
+
+
+/* CORBA interface implementation. */
+
+static POA_Evolution_StorageSetView__vepv StorageSetView_vepv;
+
+static POA_Evolution_StorageSetView *
+create_servant (void)
+{
+ POA_Evolution_StorageSetView *servant;
+ CORBA_Environment ev;
+
+ CORBA_exception_init (&ev);
+
+ servant = (POA_Evolution_StorageSetView *) g_new0 (BonoboObjectServant, 1);
+ servant->vepv = &StorageSetView_vepv;
+
+ POA_Evolution_StorageSetView__init ((PortableServer_Servant) servant, &ev);
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ g_free (servant);
+ servant = NULL;
+ }
+
+ CORBA_exception_free (&ev);
+
+ return servant;
+}
+
+static void
+impl_StorageSetView_add_listener (PortableServer_Servant servant,
+ const Evolution_StorageSetViewListener listener,
+ CORBA_Environment *ev)
+{
+ BonoboObject *bonobo_object;
+ EvolutionStorageSetView *storage_set_view;
+
+ bonobo_object = bonobo_object_from_servant (servant);
+ storage_set_view = EVOLUTION_STORAGE_SET_VIEW (servant);
+
+ if (! add_listener (storage_set_view, listener))
+ CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
+ ex_Evolution_StorageSetView_AlreadyListening, NULL);
+}
+
+static void
+impl_StorageSetView_remove_listener (PortableServer_Servant servant,
+ const Evolution_StorageSetViewListener listener,
+ CORBA_Environment *ev)
+{
+ BonoboObject *bonobo_object;
+ EvolutionStorageSetView *storage_set_view;
+
+ bonobo_object = bonobo_object_from_servant (servant);
+ storage_set_view = EVOLUTION_STORAGE_SET_VIEW (servant);
+
+ if (! remove_listener (storage_set_view, listener))
+ CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
+ ex_Evolution_StorageSetView_NotFound, NULL);
+}
+
+
+/* GtkObject methods. */
+
+static void
+impl_destroy (GtkObject *object)
+{
+ EvolutionStorageSetView *storage_set_view;
+ EvolutionStorageSetViewPrivate *priv;
+ CORBA_Environment ev;
+ GList *p;
+
+ storage_set_view = EVOLUTION_STORAGE_SET_VIEW (object);
+ priv = storage_set_view->priv;
+
+ CORBA_exception_init (&ev);
+
+ for (p = priv->listeners; p != NULL; p = p->next) {
+ Evolution_StorageSetViewListener listener;
+
+ listener = (Evolution_StorageSetViewListener) p->data;
+ CORBA_Object_release (listener, &ev);
+ }
+
+ CORBA_exception_free (&ev);
+
+ g_free (priv);
+
+ if (GTK_OBJECT_CLASS (parent_class)->destroy != NULL)
+ (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+static void
+corba_class_init (void)
+{
+ POA_Evolution_StorageSetView__vepv *vepv;
+ POA_Evolution_StorageSetView__epv *epv;
+ PortableServer_ServantBase__epv *base_epv;
+
+ base_epv = g_new0 (PortableServer_ServantBase__epv, 1);
+ base_epv->_private = NULL;
+ base_epv->finalize = NULL;
+ base_epv->default_POA = NULL;
+
+ epv = g_new0 (POA_Evolution_StorageSetView__epv, 1);
+ epv->add_listener = impl_StorageSetView_add_listener;
+ epv->remove_listener = impl_StorageSetView_remove_listener;
+
+ vepv = &StorageSetView_vepv;
+ vepv->_base_epv = base_epv;
+ vepv->Bonobo_Unknown_epv = bonobo_object_get_epv ();
+ vepv->Evolution_StorageSetView_epv = epv;
+}
+
+static void
+class_init (EvolutionStorageSetViewClass *klass)
+{
+ GtkObjectClass *object_class;
+
+ object_class = GTK_OBJECT_CLASS (klass);
+ object_class->destroy = impl_destroy;
+
+ parent_class = gtk_type_class (bonobo_object_get_type ());
+
+ corba_class_init ();
+}
+
+static void
+init (EvolutionStorageSetView *storage_set_view)
+{
+ EvolutionStorageSetViewPrivate *priv;
+
+ priv = g_new (EvolutionStorageSetViewPrivate, 1);
+ priv->storage_set_view_widget = NULL;
+ priv->listeners = NULL;
+
+ storage_set_view->priv = priv;
+}
+
+
+void
+evolution_storage_set_view_construct (EvolutionStorageSetView *storage_set_view,
+ Evolution_StorageSetView corba_object,
+ EStorageSetView *storage_set_view_widget)
+{
+ EvolutionStorageSetViewPrivate *priv;
+
+ g_return_if_fail (storage_set_view != NULL);
+ g_return_if_fail (EVOLUTION_IS_STORAGE_SET_VIEW (storage_set_view));
+ g_return_if_fail (corba_object != CORBA_OBJECT_NIL);
+ g_return_if_fail (storage_set_view_widget != NULL);
+ g_return_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view_widget));
+
+ priv = storage_set_view->priv;
+
+ bonobo_object_construct (BONOBO_OBJECT (storage_set_view), corba_object);
+
+ g_assert (priv->storage_set_view_widget == NULL);
+ priv->storage_set_view_widget = GTK_WIDGET (storage_set_view_widget);
+
+ gtk_signal_connect (GTK_OBJECT (priv->storage_set_view_widget), "folder_selected",
+ GTK_SIGNAL_FUNC (storage_set_view_widget_folder_selected_cb), storage_set_view);
+}
+
+EvolutionStorageSetView *
+evolution_storage_set_view_new (EStorageSetView *storage_set_view_widget)
+{
+ POA_Evolution_StorageSetView *servant;
+ Evolution_StorageSetView corba_object;
+ EvolutionStorageSetView *new;
+
+ g_return_val_if_fail (storage_set_view_widget != NULL, NULL);
+ g_return_val_if_fail (E_IS_STORAGE_SET_VIEW (storage_set_view_widget), NULL);
+
+ servant = create_servant ();
+ if (servant == NULL)
+ return NULL;
+
+ new = gtk_type_new (evolution_storage_set_view_get_type ());
+
+ corba_object = bonobo_object_activate_servant (BONOBO_OBJECT (new), servant);
+
+ evolution_storage_set_view_construct (new, corba_object, storage_set_view_widget);
+
+ return new;
+}
+
+
+E_MAKE_TYPE (evolution_storage_set_view, "EvolutionStorageSetView", EvolutionStorageSetView, class_init, init, PARENT_TYPE)