Initial support for creating/removing folders. This implies some new

IDL methods and new functions to implement on the component side.  I
have also added a simple folder creation dialog in the shell.  It's
quite unfinished and untested.

svn path=/trunk/; revision=3491

1 files changed, 507 insertions, 0 deletions

diff --git a/shell/evolution-shell-component-client.c b/shell/evolution-shell-component-client.c
new file mode 100644
index 0000000000..53a4933142
--- /dev/null
+++ b/shell/evolution-shell-component-client.c
@@ -0,0 +1,507 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* evolution-shell-component-client.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 <gtk/gtksignal.h>
+#include <gtk/gtktypeutils.h>
+
+#include <bonobo/bonobo-main.h>
+#include <bonobo/bonobo-widget.h>
+
+#include "e-util/e-util.h"
+
+#include "evolution-shell-component-client.h"
+
+
+#define PARENT_TYPE BONOBO_OBJECT_CLIENT_TYPE
+static BonoboObjectClass *parent_class = NULL;
+
+struct _EvolutionShellComponentClientPrivate {
+	EvolutionShellComponentClientCallback callback;
+	void *callback_data;
+
+	Evolution_ShellComponentListener listener_interface;
+	PortableServer_Servant listener_servant;
+};
+
+
+#define RETURN_ERROR_IF_FAIL(cond) \
+	g_return_val_if_fail ((cond), EVOLUTION_SHELL_COMPONENT_INVALIDARG)
+
+
+/* Object activation.  */
+
+#ifdef USING_OAF
+
+#include <liboaf/liboaf.h>
+
+static CORBA_Object
+activate_object_from_id (const char *id)
+{
+	CORBA_Environment ev;
+	CORBA_Object corba_object;
+
+	CORBA_exception_init (&ev);
+
+	corba_object = oaf_activate_from_id ((char *) id, 0, NULL, &ev); /* Yuck.  */
+	if (ev._major != CORBA_NO_EXCEPTION)
+		corba_object = CORBA_OBJECT_NIL;
+
+	CORBA_exception_free (&ev);
+
+	return corba_object;
+}
+
+#else
+
+#include <libgnorba/gnorba.h>
+
+static CORBA_Object
+activate_object_from_id (const char *id)
+{
+	return goad_server_activate_with_id (NULL, id, 0, NULL);
+}
+
+#endif
+
+
+/* Utility functions.  */
+
+static EvolutionShellComponentResult
+corba_exception_to_result (const CORBA_Environment *ev)
+{
+	if (ev->_major == CORBA_NO_EXCEPTION)
+		return EVOLUTION_SHELL_COMPONENT_OK;
+
+	if (ev->_major == CORBA_USER_EXCEPTION) {
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_AlreadyOwned) == 0)
+			return EVOLUTION_SHELL_COMPONENT_ALREADYOWNED;
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_NotOwned) == 0)
+			return EVOLUTION_SHELL_COMPONENT_NOTOWNED;
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_NotFound) == 0)
+			return EVOLUTION_SHELL_COMPONENT_NOTFOUND;
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_UnsupportedType) == 0)
+			return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDTYPE;
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_InternalError) == 0)
+			return EVOLUTION_SHELL_COMPONENT_INTERNALERROR;
+		if (strcmp (ev->_repo_id, ex_Evolution_ShellComponent_Busy) == 0)
+			return EVOLUTION_SHELL_COMPONENT_BUSY;
+
+		return EVOLUTION_SHELL_COMPONENT_UNKNOWNERROR;
+	} else {
+		/* FIXME maybe we need something more specific here.  */
+		return EVOLUTION_SHELL_COMPONENT_CORBAERROR;
+	}
+}
+
+static void
+dispatch_callback (EvolutionShellComponentClient *shell_component_client,
+		   EvolutionShellComponentResult result)
+{
+	EvolutionShellComponentClientPrivate *priv;
+	EvolutionShellComponentClientCallback callback;
+	PortableServer_ObjectId *oid;
+	void *callback_data;
+	CORBA_Environment ev;
+
+	priv = shell_component_client->priv;
+
+	g_return_if_fail (priv->callback != NULL);
+	g_return_if_fail (priv->listener_servant != NULL);
+
+	/* Notice that we destroy the interface and reset the callback information before
+           dispatching the callback so that the callback can generate another request.  */
+
+	CORBA_exception_init (&ev);
+
+	CORBA_Object_release (priv->listener_interface, &ev);
+
+	oid = PortableServer_POA_servant_to_id (bonobo_poa (), priv->listener_servant, &ev);
+	PortableServer_POA_deactivate_object (bonobo_poa (), oid, &ev);
+	POA_Evolution_ShellComponentListener__fini (priv->listener_servant, &ev);
+	CORBA_free (oid);
+
+	CORBA_exception_free (&ev);
+
+	priv->listener_servant   = NULL;
+	priv->listener_interface = CORBA_OBJECT_NIL;
+
+	callback      = priv->callback;
+	callback_data = priv->callback_data;
+
+	priv->callback      = NULL;
+	priv->callback_data = NULL;
+
+	(* callback) (shell_component_client, result, callback_data);
+}
+
+
+/* CORBA listener interface implementation.  */
+
+static PortableServer_ServantBase__epv            ShellComponentListener_base_epv;
+static POA_Evolution_ShellComponentListener__epv  ShellComponentListener_epv;
+static POA_Evolution_ShellComponentListener__vepv ShellComponentListener_vepv;
+static gboolean ShellComponentListener_vepv_initialized = FALSE;
+
+struct _ShellComponentListenerServant {
+	POA_Evolution_ShellComponentListener servant;
+	EvolutionShellComponentClient *component_client;
+};
+typedef struct _ShellComponentListenerServant ShellComponentListenerServant;
+
+static EvolutionShellComponentClient *
+component_client_from_ShellComponentListener_servant (PortableServer_Servant servant)
+{
+	ShellComponentListenerServant *listener_servant;
+
+	listener_servant = (ShellComponentListenerServant *) servant;
+	return listener_servant->component_client;
+}
+
+static EvolutionShellComponentResult
+result_from_async_corba_result (Evolution_ShellComponentListener_Result async_corba_result)
+{
+	switch (async_corba_result) {
+	case Evolution_ShellComponentListener_OK:
+		return EVOLUTION_SHELL_COMPONENT_OK;
+	case Evolution_ShellComponentListener_UNSUPPORTED_OPERATION:
+		return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDOPERATION;
+	case Evolution_ShellComponentListener_EXISTS:
+		return EVOLUTION_SHELL_COMPONENT_EXISTS;
+	case Evolution_ShellComponentListener_INVALID_URI:
+		return EVOLUTION_SHELL_COMPONENT_INVALIDURI;
+	case Evolution_ShellComponentListener_PERMISSION_DENIED:
+		return EVOLUTION_SHELL_COMPONENT_PERMISSIONDENIED;
+	case Evolution_ShellComponentListener_HAS_SUBFOLDERS:
+		return EVOLUTION_SHELL_COMPONENT_HASSUBFOLDERS;
+	case Evolution_ShellComponentListener_NO_SPACE:
+		return EVOLUTION_SHELL_COMPONENT_NOSPACE;
+	default:
+		return EVOLUTION_SHELL_COMPONENT_UNKNOWNERROR;
+	}
+}
+
+static void
+impl_ShellComponentListener_report_result (PortableServer_Servant servant,
+					   const Evolution_ShellComponentListener_Result result,
+					   CORBA_Environment *ev)
+{
+	EvolutionShellComponentClient *component_client;
+
+	component_client = component_client_from_ShellComponentListener_servant (servant);
+	dispatch_callback (component_client, result_from_async_corba_result (result));
+}
+
+static void
+ShellComponentListener_vepv_initialize (void)
+{
+	ShellComponentListener_base_epv._private = NULL;
+	ShellComponentListener_base_epv.finalize = NULL;
+	ShellComponentListener_base_epv.default_POA = NULL;
+
+	ShellComponentListener_epv.report_result = impl_ShellComponentListener_report_result;
+
+	ShellComponentListener_vepv._base_epv = & ShellComponentListener_base_epv;
+	ShellComponentListener_vepv.Evolution_ShellComponentListener_epv = & ShellComponentListener_epv;
+
+	ShellComponentListener_vepv_initialized = TRUE;
+}
+
+static PortableServer_Servant *
+create_ShellComponentListener_servant (EvolutionShellComponentClient *component_client)
+{
+	ShellComponentListenerServant *servant;
+
+	if (! ShellComponentListener_vepv_initialized)
+		ShellComponentListener_vepv_initialize ();
+
+	servant = g_new0 (ShellComponentListenerServant, 1);
+	servant->servant.vepv     = &ShellComponentListener_vepv;
+	servant->component_client = component_client;
+
+	return (PortableServer_Servant) servant;
+}
+
+static void
+free_ShellComponentListener_servant (PortableServer_Servant servant)
+{
+	g_free (servant);
+}
+
+static CORBA_Object
+create_listener_interface (EvolutionShellComponentClient *shell_component_client)
+{
+	PortableServer_Servant servant;
+	Evolution_ShellComponentListener corba_interface;
+	CORBA_Environment ev;
+
+	servant = create_ShellComponentListener_servant (shell_component_client);
+
+	CORBA_exception_init (&ev);
+
+	POA_Evolution_ShellComponentListener__init (servant, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION) {
+		free_ShellComponentListener_servant (servant);
+		return CORBA_OBJECT_NIL;
+	}
+
+	CORBA_free (PortableServer_POA_activate_object (bonobo_poa (), servant, &ev));
+
+	corba_interface = PortableServer_POA_servant_to_reference (bonobo_poa (), servant, &ev);
+	if (ev._major != CORBA_NO_EXCEPTION) {
+		corba_interface = CORBA_OBJECT_NIL;
+		free_ShellComponentListener_servant (servant);
+	}
+
+	CORBA_exception_free (&ev);
+
+	return corba_interface;
+}
+
+
+/* GtkObject methods.  */
+
+static void
+impl_destroy (GtkObject *object)
+{
+	EvolutionShellComponentClient *shell_component_client;
+	EvolutionShellComponentClientPrivate *priv;
+
+	shell_component_client = EVOLUTION_SHELL_COMPONENT_CLIENT (object);
+	priv = shell_component_client->priv;
+
+	if (priv->callback != NULL)
+		dispatch_callback (shell_component_client, EVOLUTION_SHELL_COMPONENT_INTERRUPTED);
+
+	g_free (priv);
+
+	(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+static void
+class_init (EvolutionShellComponentClientClass *klass)
+{
+	GtkObjectClass *object_class;
+
+	object_class = GTK_OBJECT_CLASS (klass);
+	parent_class = gtk_type_class (PARENT_TYPE);
+
+	object_class->destroy = impl_destroy;
+}
+
+static void
+init (EvolutionShellComponentClient *shell_component_client)
+{
+	EvolutionShellComponentClientPrivate *priv;
+
+	priv = g_new (EvolutionShellComponentClientPrivate, 1);
+	priv->callback      = NULL;
+	priv->callback_data = NULL;
+
+	shell_component_client->priv = priv;
+}
+
+
+/* Construction.  */
+
+void
+evolution_shell_component_client_construct (EvolutionShellComponentClient *shell_component_client,
+					    CORBA_Object corba_object)
+{
+	g_return_if_fail (shell_component_client != NULL);
+	g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
+	g_return_if_fail (corba_object != CORBA_OBJECT_NIL);
+
+	bonobo_object_client_construct (BONOBO_OBJECT_CLIENT (shell_component_client),
+					corba_object);
+}
+
+EvolutionShellComponentClient *
+evolution_shell_component_client_new (const char *id)
+{
+	EvolutionShellComponentClient *new;
+	CORBA_Object corba_object;
+
+	g_return_val_if_fail (id != NULL, NULL);
+
+	new = gtk_type_new (evolution_shell_component_client_get_type ());
+
+	corba_object = activate_object_from_id (id);
+
+	if (corba_object == CORBA_OBJECT_NIL) {
+		bonobo_object_unref (BONOBO_OBJECT (new));
+		return NULL;
+	}
+
+	evolution_shell_component_client_construct (new, corba_object);
+
+	return new;
+}
+
+
+/* Synchronous operations.  */
+
+EvolutionShellComponentResult
+evolution_shell_component_client_set_owner (EvolutionShellComponentClient *shell_component_client,
+					    Evolution_Shell shell)
+{
+	EvolutionShellComponentResult result;
+	CORBA_Environment ev;
+
+	RETURN_ERROR_IF_FAIL (shell_component_client != NULL);
+	RETURN_ERROR_IF_FAIL (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
+	RETURN_ERROR_IF_FAIL (shell != CORBA_OBJECT_NIL);
+
+	CORBA_exception_init (&ev);
+
+	Evolution_ShellComponent_set_owner (bonobo_object_corba_objref (BONOBO_OBJECT (shell_component_client)),
+					    shell, &ev);
+
+	result = corba_exception_to_result (&ev);
+
+	CORBA_exception_free (&ev);
+
+	return result;
+}
+
+EvolutionShellComponentResult
+evolution_shell_component_client_unset_owner (EvolutionShellComponentClient *shell_component_client,
+					      Evolution_Shell shell)
+{
+	EvolutionShellComponentResult result;
+	Evolution_ShellComponent corba_component;
+	CORBA_Environment ev;
+
+	RETURN_ERROR_IF_FAIL (shell_component_client != NULL);
+	RETURN_ERROR_IF_FAIL (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
+	RETURN_ERROR_IF_FAIL (shell != CORBA_OBJECT_NIL);
+
+	CORBA_exception_init (&ev);
+
+	corba_component = bonobo_object_corba_objref (BONOBO_OBJECT (shell_component_client));
+
+	Evolution_ShellComponent_unset_owner (corba_component, &ev);
+
+	result = corba_exception_to_result (&ev);
+
+	CORBA_exception_free (&ev);
+
+	return result;
+}
+
+EvolutionShellComponentResult
+evolution_shell_component_client_create_view (EvolutionShellComponentClient *shell_component_client,
+					      BonoboUIHandler *uih,
+					      const char *physical_uri,
+					      const char *type_string,
+					      BonoboControl **control_return)
+{
+	EvolutionShellComponentResult result;
+	CORBA_Environment ev;
+	Evolution_ShellComponent corba_component;
+	Bonobo_Control corba_control;
+
+	RETURN_ERROR_IF_FAIL (shell_component_client != NULL);
+	RETURN_ERROR_IF_FAIL (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
+	RETURN_ERROR_IF_FAIL (uih != NULL);
+	RETURN_ERROR_IF_FAIL (BONOBO_IS_UI_HANDLER (uih));
+	RETURN_ERROR_IF_FAIL (physical_uri != NULL);
+	RETURN_ERROR_IF_FAIL (type_string != NULL);
+	RETURN_ERROR_IF_FAIL (control_return != NULL);
+
+	CORBA_exception_init (&ev);
+
+	corba_component = bonobo_object_corba_objref (BONOBO_OBJECT (shell_component_client));
+	corba_control = Evolution_ShellComponent_create_view (corba_component, physical_uri, type_string, &ev);
+
+	result = corba_exception_to_result (&ev);
+
+	if (result != EVOLUTION_SHELL_COMPONENT_OK) {
+		*control_return = NULL;
+	} else {
+		Bonobo_UIHandler corba_uih;
+
+		corba_uih = bonobo_object_corba_objref (BONOBO_OBJECT (uih));
+		*control_return = BONOBO_CONTROL (bonobo_widget_new_control_from_objref (corba_control,
+											 corba_uih));
+	}
+
+	CORBA_exception_free (&ev);
+
+	return result;
+}
+
+
+/* Asyncronous operations.  */
+
+void
+evolution_shell_component_client_async_create_folder (EvolutionShellComponentClient *shell_component_client,
+						      const char *physical_uri,
+						      const char *type,
+						      EvolutionShellComponentClientCallback callback,
+						      void *data)
+{
+	EvolutionShellComponentClientPrivate *priv;
+	Evolution_ShellComponent corba_shell_component;
+	CORBA_Environment ev;
+
+	priv = shell_component_client->priv;
+
+	if (priv->callback != NULL) {
+		(* callback) (shell_component_client, EVOLUTION_SHELL_COMPONENT_BUSY, data);
+		return;
+	}
+
+	priv->listener_interface = create_listener_interface (shell_component_client);
+
+	CORBA_exception_init (&ev);
+
+	corba_shell_component = bonobo_object_corba_objref (BONOBO_OBJECT (shell_component_client));
+
+	Evolution_ShellComponent_async_create_folder (corba_shell_component,
+						      priv->listener_interface,
+						      physical_uri, type,
+						      &ev);
+
+	/* FIXME merge with create_listener_interface into separate init_for_callback() func.  */
+	priv->callback      = callback;
+	priv->callback_data = data;
+
+	CORBA_exception_free (&ev);
+}
+
+void
+evolution_shell_component_client_async_remove_folder (EvolutionShellComponentClient *shell_component_client,
+						      const char *physical_uri,
+						      EvolutionShellComponentClientCallback callback,
+						      void *data)
+{
+}
+
+
+E_MAKE_TYPE (evolution_shell_component_client, "EvolutionShellComponentClient",
+	     EvolutionShellComponentClient, class_init, init, PARENT_TYPE)