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Diffstat (limited to 'calendar/gui/comp-editor-factory.c')
| -rw-r--r-- | calendar/gui/comp-editor-factory.c | 703 |
1 files changed, 0 insertions, 703 deletions
diff --git a/calendar/gui/comp-editor-factory.c b/calendar/gui/comp-editor-factory.c deleted file mode 100644 index 23920c1592..0000000000 --- a/calendar/gui/comp-editor-factory.c +++ /dev/null @@ -1,703 +0,0 @@ -/* 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 <e-util/e-url.h> -#include <cal-client/cal-client.h> -#include "calendar-config.h" -#include "comp-editor-factory.h" -#include "dialogs/event-editor.h" -#include "dialogs/task-editor.h" - - - -/* A pending request */ - -typedef enum { - REQUEST_EXISTING, - REQUEST_NEW -} RequestType; - -typedef struct { - RequestType type; - - union { - struct { - char *uid; - } existing; - - struct { - CalComponentVType vtype; - } new; - } u; -} Request; - -/* A client we have open */ -typedef struct { - /* Our parent CompEditorFactory */ - CompEditorFactory *factory; - - /* Uri of the calendar, used as key in the clients hash table */ - char *uri; - - /* Client of the calendar */ - CalClient *client; - - /* Hash table of Component structures that belong to this client */ - GHashTable *uid_comp_hash; - - /* Pending requests; they are pending if the client is still being opened */ - GSList *pending; - - /* Whether this is open or still waiting */ - guint open : 1; -} 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 editor that is open */ - CompEditor *editor; -} 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 *str_uri, - const GNOME_Evolution_Calendar_CalObjUID uid, - CORBA_Environment *ev); -static void impl_editNew (PortableServer_Servant servant, - const CORBA_char *str_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); - factory->priv = priv; - - priv->uri_client_hash = g_hash_table_new (g_str_hash, g_str_equal); -} - -/* Used from g_hash_table_foreach(); frees a component structure */ -static void -free_component_cb (gpointer key, gpointer value, gpointer data) -{ - Component *c; - - c = value; - - c->parent = NULL; - c->uid = NULL; - - gtk_object_unref (GTK_OBJECT (c->comp)); - c->comp = NULL; - - g_free (c); -} - -/* Frees a Request structure */ -static void -free_request (Request *r) -{ - if (r->type == REQUEST_EXISTING) { - g_assert (r->u.existing.uid != NULL); - g_free (r->u.existing.uid); - } - - g_free (r); -} - -/* Frees an OpenClient structure */ -static void -free_client (OpenClient *oc) -{ - GSList *l; - - g_free (oc->uri); - oc->uri = NULL; - - gtk_object_unref (GTK_OBJECT (oc->client)); - oc->client = NULL; - - g_hash_table_foreach (oc->uid_comp_hash, free_component_cb, NULL); - g_hash_table_destroy (oc->uid_comp_hash); - oc->uid_comp_hash = NULL; - - for (l = oc->pending; l; l = l->next) { - Request *r; - - r = l->data; - free_request (r); - } - g_slist_free (oc->pending); - oc->pending = NULL; - - g_free (oc); -} - -/* 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; - free_client (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); -} - - - -/* Callback used when a component editor gets destroyed */ -static void -editor_destroy_cb (GtkObject *object, gpointer data) -{ - Component *c; - OpenClient *oc; - CompEditorFactory *factory; - CompEditorFactoryPrivate *priv; - - c = data; - oc = c->parent; - factory = oc->factory; - priv = factory->priv; - - /* Free the Component */ - - g_hash_table_remove (oc->uid_comp_hash, c->uid); - gtk_object_unref (GTK_OBJECT (c->comp)); - g_free (c); - - /* See if we need to free the client */ - - g_assert (oc->pending == NULL); - - if (g_hash_table_size (oc->uid_comp_hash) != 0) - return; - - g_hash_table_remove (priv->uri_client_hash, oc->uri); - free_client (oc); -} - -/* Starts editing an existing component on a client that is already open */ -static void -edit_existing (OpenClient *oc, const char *uid) -{ - CalComponent *comp; - CalClientGetStatus status; - CompEditor *editor; - Component *c; - CalComponentVType vtype; - - g_assert (oc->open); - - /* Get the object */ - - status = cal_client_get_object (oc->client, uid, &comp); - - switch (status) { - case CAL_CLIENT_GET_SUCCESS: - /* see below */ - break; - - case CAL_CLIENT_GET_NOT_FOUND: - /* The object disappeared from the server */ - return; - - case CAL_CLIENT_GET_SYNTAX_ERROR: - g_message ("edit_exiting(): Syntax error while getting component `%s'", uid); - return; - - default: - g_assert_not_reached (); - return; - } - - /* Create the appropriate type of editor */ - - vtype = cal_component_get_vtype (comp); - - switch (vtype) { - case CAL_COMPONENT_EVENT: - editor = COMP_EDITOR (event_editor_new ()); - break; - - case CAL_COMPONENT_TODO: - editor = COMP_EDITOR (task_editor_new ()); - break; - - default: - g_message ("edit_exiting(): Unsupported object type %d", (int) vtype); - gtk_object_unref (GTK_OBJECT (comp)); - return; - } - - /* Set the client/object on the editor */ - - c = g_new (Component, 1); - c->parent = oc; - cal_component_get_uid (comp, &c->uid); - c->comp = comp; - c->editor = editor; - - g_hash_table_insert (oc->uid_comp_hash, (char *) c->uid, c); - - gtk_signal_connect (GTK_OBJECT (editor), "destroy", - GTK_SIGNAL_FUNC (editor_destroy_cb), c); - - comp_editor_set_cal_client (editor, oc->client); - comp_editor_edit_comp (editor, comp); - comp_editor_focus (editor); -} - -/* Creates a component with the appropriate defaults for the specified component - * type. - */ -static CalComponent * -get_default_component (CalComponentVType vtype) -{ - CalComponent *comp; - - comp = cal_component_new (); - cal_component_set_new_vtype (comp, vtype); - - if (vtype == CAL_COMPONENT_EVENT) { - struct icaltimetype itt; - CalComponentDateTime dt; - - itt = icaltime_today (); - - dt.value = &itt; - dt.tzid = calendar_config_get_timezone (); - - cal_component_set_dtstart (comp, &dt); - cal_component_set_dtend (comp, &dt); - - cal_component_commit_sequence (comp); - } - - return comp; -} - -/* Edits a new object in the context of a client */ -static void -edit_new (OpenClient *oc, CalComponentVType vtype) -{ - CalComponent *comp; - Component *c; - CompEditor *editor; - - switch (vtype) { - case CAL_COMPONENT_EVENT: - editor = COMP_EDITOR (event_editor_new ()); - break; - - case CAL_COMPONENT_TODO: - editor = COMP_EDITOR (task_editor_new ()); - break; - - default: - g_assert_not_reached (); - return; - } - - comp = get_default_component (vtype); - - c = g_new (Component, 1); - c->parent = oc; - cal_component_get_uid (comp, &c->uid); - c->comp = comp; - - c->editor = editor; - - g_hash_table_insert (oc->uid_comp_hash, (char *) c->uid, c); - - gtk_signal_connect (GTK_OBJECT (editor), "destroy", - GTK_SIGNAL_FUNC (editor_destroy_cb), c); - - comp_editor_set_cal_client (editor, oc->client); - comp_editor_edit_comp (editor, comp); - comp_editor_focus (editor); -} - -/* Resolves all the pending requests for a client */ -static void -resolve_pending_requests (OpenClient *oc) -{ - CompEditorFactory *factory; - CompEditorFactoryPrivate *priv; - GSList *l; - char *location; - icaltimezone *zone; - - factory = oc->factory; - priv = factory->priv; - - g_assert (oc->pending != NULL); - - /* Set the default timezone in the backend. */ - location = calendar_config_get_timezone (); - zone = icaltimezone_get_builtin_timezone (location); - if (zone) - cal_client_set_default_timezone (oc->client, zone); - - for (l = oc->pending; l; l = l->next) { - Request *request; - - request = l->data; - - switch (request->type) { - case REQUEST_EXISTING: - edit_existing (oc, request->u.existing.uid); - break; - - case REQUEST_NEW: - edit_new (oc, request->u.new.vtype); - break; - } - - free_request (request); - } - - g_slist_free (oc->pending); - oc->pending = NULL; -} - -/* Callback used when a client is finished opening. We resolve all the pending - * requests. - */ -static void -cal_opened_cb (CalClient *client, CalClientOpenStatus status, gpointer data) -{ - OpenClient *oc; - CompEditorFactory *factory; - CompEditorFactoryPrivate *priv; - - oc = data; - factory = oc->factory; - priv = factory->priv; - - switch (status) { - case CAL_CLIENT_OPEN_SUCCESS: - oc->open = TRUE; - resolve_pending_requests (oc); - return; - - case CAL_CLIENT_OPEN_ERROR: - g_message ("cal_opened_cb(): Error while opening the calendar"); - break; - - case CAL_CLIENT_OPEN_NOT_FOUND: - /* bullshit; we specified only_if_exists = FALSE */ - g_assert_not_reached (); - return; - - case CAL_CLIENT_OPEN_METHOD_NOT_SUPPORTED: - g_message ("cal_opened_cb(): Method not supported when opening the calendar"); - break; - - default: - g_assert_not_reached (); - return; - } - - g_hash_table_remove (priv->uri_client_hash, oc->uri); - free_client (oc); -} - -/* Creates a new OpenClient structure and queues the component editing/creation - * process until the client is open. Returns NULL if it could not issue the - * open request. - */ -static OpenClient * -open_client (CompEditorFactory *factory, const char *uristr) -{ - CompEditorFactoryPrivate *priv; - CalClient *client; - OpenClient *oc; - - priv = factory->priv; - - client = cal_client_new (); - if (!client) - return NULL; - - oc = g_new (OpenClient, 1); - oc->factory = factory; - - oc->uri = g_strdup (uristr); - - oc->client = client; - oc->uid_comp_hash = g_hash_table_new (g_str_hash, g_str_equal); - oc->pending = NULL; - oc->open = FALSE; - - gtk_signal_connect (GTK_OBJECT (oc->client), "cal_opened", - GTK_SIGNAL_FUNC (cal_opened_cb), oc); - - if (!cal_client_open_calendar (oc->client, uristr, FALSE)) { - g_free (oc->uri); - gtk_object_unref (GTK_OBJECT (oc->client)); - g_hash_table_destroy (oc->uid_comp_hash); - g_free (oc); - - return NULL; - } - - g_hash_table_insert (priv->uri_client_hash, oc->uri, oc); - - return oc; -} - -/* Looks up an open client or queues it for being opened. Returns the client or - * NULL on failure; in the latter case it sets the ev exception. - */ -static OpenClient * -lookup_open_client (CompEditorFactory *factory, const char *str_uri, CORBA_Environment *ev) -{ - CompEditorFactoryPrivate *priv; - OpenClient *oc; - EUri *uri; - - priv = factory->priv; - - /* Look up the client */ - - uri = e_uri_new (str_uri); - if (!uri) { - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_CompEditorFactory_InvalidURI, - NULL); - return NULL; - } - e_uri_free (uri); - - oc = g_hash_table_lookup (priv->uri_client_hash, str_uri); - if (!oc) { - oc = open_client (factory, str_uri); - if (!oc) { - CORBA_exception_set ( - ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_CompEditorFactory_BackendContactError, - NULL); - return NULL; - } - } - - return oc; -} - -/* Queues a request for editing an existing object */ -static void -queue_edit_existing (OpenClient *oc, const char *uid) -{ - Request *request; - - g_assert (!oc->open); - - request = g_new (Request, 1); - request->type = REQUEST_EXISTING; - request->u.existing.uid = g_strdup (uid); - - oc->pending = g_slist_append (oc->pending, request); -} - -/* ::editExisting() method implementation */ -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; - OpenClient *oc; - Component *c; - - factory = COMP_EDITOR_FACTORY (bonobo_object_from_servant (servant)); - priv = factory->priv; - - oc = lookup_open_client (factory, str_uri, ev); - if (!oc) - return; - - if (!oc->open) { - queue_edit_existing (oc, uid); - return; - } - - /* Look up the component */ - - c = g_hash_table_lookup (oc->uid_comp_hash, uid); - if (!c) - edit_existing (oc, uid); - else { - g_assert (c->editor != NULL); - comp_editor_focus (c->editor); - } -} - -/* Queues a request for creating a new object */ -static void -queue_edit_new (OpenClient *oc, CalComponentVType vtype) -{ - Request *request; - - g_assert (!oc->open); - - request = g_new (Request, 1); - request->type = REQUEST_NEW; - request->u.new.vtype = vtype; - - oc->pending = g_slist_append (oc->pending, request); -} - -/* ::editNew() method implementation */ -static void -impl_editNew (PortableServer_Servant servant, - const CORBA_char *str_uri, - const GNOME_Evolution_Calendar_CalObjType corba_type, - CORBA_Environment *ev) -{ - CompEditorFactory *factory; - CompEditorFactoryPrivate *priv; - OpenClient *oc; - CalComponentVType vtype; - - factory = COMP_EDITOR_FACTORY (bonobo_object_from_servant (servant)); - priv = factory->priv; - - oc = lookup_open_client (factory, str_uri, ev); - if (!oc) - return; - - switch (corba_type) { - case GNOME_Evolution_Calendar_TYPE_EVENT: - vtype = CAL_COMPONENT_EVENT; - break; - - case GNOME_Evolution_Calendar_TYPE_TODO: - vtype = CAL_COMPONENT_TODO; - break; - - default: - CORBA_exception_set (ev, CORBA_USER_EXCEPTION, - ex_GNOME_Evolution_Calendar_CompEditorFactory_UnsupportedType, - NULL); - return; - } - - if (!oc->open) - queue_edit_new (oc, vtype); - else - edit_new (oc, vtype); -} - - - -/** - * comp_editor_factory_new: - * - * Creates a new calendar component editor factory. - * - * Return value: A newly-created component editor factory. - **/ -CompEditorFactory * -comp_editor_factory_new (void) -{ - return gtk_type_new (TYPE_COMP_EDITOR_FACTORY); -} - - |