diff options
Diffstat (limited to 'shell/e-component-registry.c')
| -rw-r--r-- | shell/e-component-registry.c | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/shell/e-component-registry.c b/shell/e-component-registry.c deleted file mode 100644 index d0a8cc146a..0000000000 --- a/shell/e-component-registry.c +++ /dev/null @@ -1,525 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ -/* e-component-registry.c - * - * Copyright (C) 2000, 2001, 2002 Ximian, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. - * - * 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 "e-component-registry.h" - -#include <glib.h> -#include <gtk/gtktypeutils.h> - -#include <gal/util/e-util.h> - -#include <bonobo-activation/bonobo-activation.h> - -#include "Evolution.h" - -#include "e-shell-utils.h" -#include "evolution-shell-component-client.h" - - -#define PARENT_TYPE G_TYPE_OBJECT -static GObjectClass *parent_class = NULL; - -typedef struct _Component Component; - -struct _Component { - char *id; - - EvolutionShellComponentClient *client; - - /* Names of the folder types we support (normal ASCII strings). */ - GList *folder_type_names; -}; - -struct _EComponentRegistryPrivate { - EShell *shell; - - GHashTable *component_id_to_component; -}; - - -/* Utility functions. */ - -static int -sleep_with_g_main_loop_timeout_callback (void *data) -{ - GMainLoop *loop; - - loop = (GMainLoop *) data; - g_main_loop_quit (loop); - - return FALSE; -} - -/* This function is like `sleep()', but it uses the GMainLoop so CORBA - invocations can get through. */ -static void -sleep_with_g_main_loop (int num_seconds) -{ - GMainLoop *loop; - - loop = g_main_loop_new (NULL, TRUE); - g_timeout_add (1000 * num_seconds, sleep_with_g_main_loop_timeout_callback, loop); - g_main_loop_run (loop); - g_main_loop_unref (loop); -} - -static void -wait_for_corba_object_to_die (Bonobo_Unknown corba_objref, - const char *id) -{ - gboolean alive; - int count; - - count = 1; - while (1) { - alive = bonobo_unknown_ping (corba_objref, NULL); - if (! alive) - break; - - g_print ("Waiting for component to die -- %s (%d)\n", id, count); - sleep_with_g_main_loop (1); - count ++; - } -} - - -/* Component information handling. */ - -static Component * -component_new (const char *id, - EvolutionShellComponentClient *client) -{ - Component *new; - - g_object_ref (client); - - new = g_new (Component, 1); - new->id = g_strdup (id); - new->folder_type_names = NULL; - new->client = client; - - return new; -} - -static gboolean -component_free (Component *component) -{ - GNOME_Evolution_ShellComponent corba_shell_component; - CORBA_Environment ev; - gboolean retval; - - CORBA_exception_init (&ev); - - corba_shell_component = evolution_shell_component_client_corba_objref (component->client); - corba_shell_component = CORBA_Object_duplicate (corba_shell_component, &ev); - - GNOME_Evolution_ShellComponent_unsetOwner (corba_shell_component, &ev); - if (ev._major == CORBA_NO_EXCEPTION) - retval = TRUE; - else - retval = FALSE; - CORBA_exception_free (&ev); - - g_object_unref (component->client); - - /* If the component is out-of-proc, wait for the process to die first. */ - if (bonobo_object (ORBit_small_get_servant (corba_shell_component)) == NULL) - wait_for_corba_object_to_die ((Bonobo_Unknown) corba_shell_component, component->id); - - CORBA_Object_release (corba_shell_component, &ev); - - e_free_string_list (component->folder_type_names); - g_free (component->id); - - g_free (component); - - return retval; -} - -static gboolean -register_type (EComponentRegistry *component_registry, - const char *name, - const char *icon_name, - const char *display_name, - const char *description, - gboolean user_creatable, - int num_exported_dnd_types, - const char **exported_dnd_types, - int num_accepted_dnd_types, - const char **accepted_dnd_types, - Component *handler, - gboolean override_duplicate) -{ - EComponentRegistryPrivate *priv; - EFolderTypeRegistry *folder_type_registry; - - priv = component_registry->priv; - - folder_type_registry = e_shell_get_folder_type_registry (priv->shell); - g_assert (folder_type_registry != NULL); - - if (override_duplicate - && e_folder_type_registry_type_registered (folder_type_registry, name)) - e_folder_type_registry_unregister_type (folder_type_registry, name); - - if (! e_folder_type_registry_register_type (folder_type_registry, - name, icon_name, - display_name, description, - user_creatable, - num_exported_dnd_types, - exported_dnd_types, - num_accepted_dnd_types, - accepted_dnd_types)) { - g_warning ("Trying to register duplicate folder type -- %s", name); - return FALSE; - } - - e_folder_type_registry_set_handler_for_type (folder_type_registry, name, handler->client); - - return TRUE; -} - -static gboolean -register_component (EComponentRegistry *component_registry, - const char *id, - gboolean override_duplicate, - CORBA_Environment *ev) -{ - EComponentRegistryPrivate *priv; - GNOME_Evolution_ShellComponent component_corba_interface; - GNOME_Evolution_Shell shell_corba_interface; - GNOME_Evolution_FolderTypeList *supported_types; - GNOME_Evolution_URISchemaList *supported_schemas; - Component *component; - EvolutionShellComponentClient *client; - CORBA_Environment my_ev; - CORBA_unsigned_long i; - - priv = component_registry->priv; - - if (! override_duplicate && g_hash_table_lookup (priv->component_id_to_component, id) != NULL) { - g_warning ("Trying to register component twice -- %s", id); - return FALSE; - } - - client = evolution_shell_component_client_new (id, ev); - if (client == NULL) - return FALSE; - - /* FIXME we could use the EvolutionShellComponentClient API here instead, but for - now we don't care. */ - - component_corba_interface = evolution_shell_component_client_corba_objref (client); - shell_corba_interface = BONOBO_OBJREF (priv->shell); - - CORBA_exception_init (&my_ev); - - /* Register the supported folder types. */ - - supported_types = GNOME_Evolution_ShellComponent__get_supportedTypes (component_corba_interface, &my_ev); - if (my_ev._major != CORBA_NO_EXCEPTION || supported_types->_length == 0) { - g_object_unref (client); - CORBA_exception_free (&my_ev); - return FALSE; - } - - CORBA_exception_free (&my_ev); - - component = component_new (id, client); - g_hash_table_insert (priv->component_id_to_component, component->id, component); - g_object_unref (client); - - for (i = 0; i < supported_types->_length; i++) { - const GNOME_Evolution_FolderType *type; - - type = supported_types->_buffer + i; - - if (! register_type (component_registry, - type->name, type->iconName, - type->displayName, type->description, - type->userCreatable, - type->exportedDndTypes._length, - (const char **) type->exportedDndTypes._buffer, - type->acceptedDndTypes._length, - (const char **) type->acceptedDndTypes._buffer, - component, - override_duplicate)) { - g_warning ("Cannot register type `%s' for component %s", - type->name, component->id); - } - } - - CORBA_free (supported_types); - - /* Register the supported external URI schemas. */ - - supported_schemas = GNOME_Evolution_ShellComponent__get_externalUriSchemas (component_corba_interface, &my_ev); - if (my_ev._major == CORBA_NO_EXCEPTION) { - EUriSchemaRegistry *uri_schema_registry; - - uri_schema_registry = e_shell_get_uri_schema_registry (priv->shell); - - for (i = 0; i < supported_schemas->_length; i++) { - const CORBA_char *schema; - - schema = supported_schemas->_buffer[i]; - e_uri_schema_registry_set_handler_for_schema (uri_schema_registry, schema, component->client); - } - - CORBA_free (supported_schemas); - } - - return TRUE; -} - - -/* GObject methods. */ - -static void -component_id_foreach_free (void *key, - void *value, - void *user_data) -{ - Component *component; - - component = (Component *) value; - component_free (component); -} - -static void -impl_dispose (GObject *object) -{ - EComponentRegistry *component_registry; - EComponentRegistryPrivate *priv; - - component_registry = E_COMPONENT_REGISTRY (object); - priv = component_registry->priv; - - if (priv->component_id_to_component != NULL) { - g_hash_table_foreach (priv->component_id_to_component, component_id_foreach_free, NULL); - g_hash_table_destroy (priv->component_id_to_component); - priv->component_id_to_component = NULL; - } - - (* G_OBJECT_CLASS (parent_class)->dispose) (object); -} - -static void -impl_finalize (GObject *object) -{ - EComponentRegistry *component_registry; - EComponentRegistryPrivate *priv; - - component_registry = E_COMPONENT_REGISTRY (object); - priv = component_registry->priv; - - g_free (priv); - - (* G_OBJECT_CLASS (parent_class)->finalize) (object); -} - - -static void -class_init (EComponentRegistryClass *klass) -{ - GObjectClass *object_class; - - object_class = G_OBJECT_CLASS (klass); - object_class->dispose = impl_dispose; - object_class->finalize = impl_finalize; - - parent_class = g_type_class_ref(PARENT_TYPE); -} - - -static void -init (EComponentRegistry *component_registry) -{ - EComponentRegistryPrivate *priv; - - priv = g_new (EComponentRegistryPrivate, 1); - priv->shell = NULL; - priv->component_id_to_component = g_hash_table_new (g_str_hash, g_str_equal); - - component_registry->priv = priv; -} - - -void -e_component_registry_construct (EComponentRegistry *component_registry, - EShell *shell) -{ - EComponentRegistryPrivate *priv; - - g_return_if_fail (component_registry != NULL); - g_return_if_fail (E_IS_COMPONENT_REGISTRY (component_registry)); - g_return_if_fail (shell != NULL); - g_return_if_fail (E_IS_SHELL (shell)); - - priv = component_registry->priv; - priv->shell = shell; -} - -EComponentRegistry * -e_component_registry_new (EShell *shell) -{ - EComponentRegistry *component_registry; - - g_return_val_if_fail (shell != NULL, NULL); - g_return_val_if_fail (E_IS_SHELL (shell), NULL); - - component_registry = g_object_new (e_component_registry_get_type (), NULL); - e_component_registry_construct (component_registry, shell); - - return component_registry; -} - - -gboolean -e_component_registry_register_component (EComponentRegistry *component_registry, - const char *id, - CORBA_Environment *ev) -{ - g_return_val_if_fail (component_registry != NULL, FALSE); - g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (component_registry), FALSE); - g_return_val_if_fail (id != NULL, FALSE); - - return register_component (component_registry, id, FALSE, ev); -} - - -static void -compose_id_list_foreach (void *key, - void *value, - void *data) -{ - GList **listp; - const char *id; - - listp = (GList **) data; - id = (const char *) key; - - *listp = g_list_prepend (*listp, g_strdup (id)); -} - -/** - * e_component_registry_get_id_list: - * @component_registry: - * - * Get the list of components registered. - * - * Return value: A GList of strings containining the IDs for all the registered - * components. The list must be freed by the caller when not used anymore. - **/ -GList * -e_component_registry_get_id_list (EComponentRegistry *component_registry) -{ - EComponentRegistryPrivate *priv; - GList *list; - - g_return_val_if_fail (component_registry != NULL, NULL); - g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (component_registry), NULL); - - priv = component_registry->priv; - list = NULL; - - g_hash_table_foreach (priv->component_id_to_component, compose_id_list_foreach, &list); - - return list; -} - -/** - * e_component_registry_get_component_by_id: - * @component_registry: - * @id: The component's OAF ID - * - * Get the registered component client for the specified ID. If that component - * is not registered, return NULL. - * - * Return value: A pointer to the ShellComponentClient for that component. - **/ -EvolutionShellComponentClient * -e_component_registry_get_component_by_id (EComponentRegistry *component_registry, - const char *id) -{ - EComponentRegistryPrivate *priv; - const Component *component; - - g_return_val_if_fail (component_registry != NULL, NULL); - g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (component_registry), NULL); - g_return_val_if_fail (id != NULL, NULL); - - priv = component_registry->priv; - - component = g_hash_table_lookup (priv->component_id_to_component, id); - if (component == NULL) - return NULL; - - return component->client; -} - - -EvolutionShellComponentClient * -e_component_registry_restart_component (EComponentRegistry *component_registry, - const char *id, - CORBA_Environment *ev) -{ - EComponentRegistryPrivate *priv; - Component *component; - CORBA_Environment my_ev; - CORBA_Object corba_objref; - - g_return_val_if_fail (component_registry != NULL, NULL); - g_return_val_if_fail (E_IS_COMPONENT_REGISTRY (component_registry), NULL); - g_return_val_if_fail (id != NULL, NULL); - - priv = component_registry->priv; - - component = g_hash_table_lookup (priv->component_id_to_component, id); - if (component == NULL) - return NULL; - - CORBA_exception_init (&my_ev); - - g_hash_table_remove (priv->component_id_to_component, id); - - corba_objref = CORBA_Object_duplicate (evolution_shell_component_client_corba_objref (component->client), &my_ev); - - component_free (component); - - wait_for_corba_object_to_die (corba_objref, id); - - CORBA_exception_free (&my_ev); - - if (! register_component (component_registry, id, TRUE, ev)) - return NULL; - - return e_component_registry_get_component_by_id (component_registry, id); -} - - -E_MAKE_TYPE (e_component_registry, "EComponentRegistry", EComponentRegistry, - class_init, init, PARENT_TYPE) |