diff options
Diffstat (limited to 'shell/evolution-storage-set-view.c')
| -rw-r--r-- | shell/evolution-storage-set-view.c | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/shell/evolution-storage-set-view.c b/shell/evolution-storage-set-view.c new file mode 100644 index 0000000000..e0401c5efc --- /dev/null +++ b/shell/evolution-storage-set-view.c @@ -0,0 +1,338 @@ +/* -*- 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) |