build/ldflags.sh


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#!/bin/sh

set -e

if [ ! -f "build/env.sh" ]; then
    echo "$0 must be run from the root of the repository."
    exit 2
fi

# set gitCommit when running from a Git checkout.
if [ -f ".git/HEAD" ]; then
    echo "-ldflags '-X main.gitCommit $(git rev-parse HEAD)'"
fi
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* evolution-shell-component-client.c
 *
 * Copyright (C) 2000, 2001 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 <glib.h>
#include <gtk/gtksignal.h>
#include <gtk/gtktypeutils.h>

#include <bonobo-activation/bonobo-activation.h>

#include <bonobo/bonobo-exception.h>
#include <bonobo/bonobo-main.h>
#include <bonobo/bonobo-widget.h>

#include <gal/util/e-util.h>

#include "evolution-shell-component-client.h"


char *evolution_debug_log;

#define PARENT_TYPE G_TYPE_OBJECT
static GObjectClass *parent_class = NULL;

struct _EvolutionShellComponentClientPrivate {
    GNOME_Evolution_ShellComponent corba_objref;

    char *id;

    EvolutionShellComponentClientCallback callback;
    void *callback_data;

    GNOME_Evolution_ShellComponentListener listener_interface;
    PortableServer_Servant listener_servant;

    GNOME_Evolution_ShellComponentDnd_SourceFolder dnd_source_folder_interface;
    GNOME_Evolution_ShellComponentDnd_DestinationFolder dnd_destination_folder_interface;
    GNOME_Evolution_Offline offline_interface;
};


#define RETURN_ERROR_IF_FAIL(cond) \
    g_return_val_if_fail ((cond), EVOLUTION_SHELL_COMPONENT_INVALIDARG)


/* 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 (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_AlreadyOwned) == 0)
            return EVOLUTION_SHELL_COMPONENT_ALREADYOWNED;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_OldOwnerHasDied) == 0)
            return EVOLUTION_SHELL_COMPONENT_OLDOWNERHASDIED;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_NotOwned) == 0)
            return EVOLUTION_SHELL_COMPONENT_NOTOWNED;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_NotFound) == 0)
            return EVOLUTION_SHELL_COMPONENT_NOTFOUND;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_UnsupportedType) == 0)
            return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDTYPE;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_InternalError) == 0)
            return EVOLUTION_SHELL_COMPONENT_INTERNALERROR;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_Busy) == 0)
            return EVOLUTION_SHELL_COMPONENT_BUSY;
        if (strcmp (BONOBO_EX_REPOID (ev), ex_GNOME_Evolution_ShellComponent_UnsupportedSchema) == 0)
            return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDSCHEMA;

        return EVOLUTION_SHELL_COMPONENT_UNKNOWNERROR;
    } else {
        /* FIXME maybe we need something more specific here.  */
        return EVOLUTION_SHELL_COMPONENT_CORBAERROR;
    }
}

static EvolutionShellComponentResult
shell_component_result_from_corba_exception (const CORBA_Environment *ev)
{
    if (ev->_major == CORBA_NO_EXCEPTION)
        return EVOLUTION_SHELL_COMPONENT_OK;
    if (ev->_major == CORBA_SYSTEM_EXCEPTION)
        return EVOLUTION_SHELL_COMPONENT_CORBAERROR;
    return EVOLUTION_SHELL_COMPONENT_CORBAERROR; /* FIXME? */
}


/* CORBA listener interface implementation.  */

static PortableServer_ServantBase__epv            ShellComponentListener_base_epv;
static POA_GNOME_Evolution_ShellComponentListener__epv  ShellComponentListener_epv;
static POA_GNOME_Evolution_ShellComponentListener__vepv ShellComponentListener_vepv;
static gboolean ShellComponentListener_vepv_initialized = FALSE;

static void ShellComponentListener_vepv_initialize (void);
static void dispatch_callback (EvolutionShellComponentClient *shell_component_client,
                   EvolutionShellComponentResult result);

struct _ShellComponentListenerServant {
    POA_GNOME_Evolution_ShellComponentListener servant;
    EvolutionShellComponentClient *component_client;
};
typedef struct _ShellComponentListenerServant ShellComponentListenerServant;

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 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 (GNOME_Evolution_ShellComponentListener_Result async_corba_result)
{
    switch (async_corba_result) {
    case GNOME_Evolution_ShellComponentListener_OK:
        return EVOLUTION_SHELL_COMPONENT_OK;
    case GNOME_Evolution_ShellComponentListener_CANCEL:
        return EVOLUTION_SHELL_COMPONENT_CANCEL;
    case GNOME_Evolution_ShellComponentListener_UNSUPPORTED_OPERATION:
        return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDOPERATION;
    case GNOME_Evolution_ShellComponentListener_EXISTS:
        return EVOLUTION_SHELL_COMPONENT_EXISTS;
    case GNOME_Evolution_ShellComponentListener_INVALID_URI:
        return EVOLUTION_SHELL_COMPONENT_INVALIDURI;
    case GNOME_Evolution_ShellComponentListener_PERMISSION_DENIED:
        return EVOLUTION_SHELL_COMPONENT_PERMISSIONDENIED;
    case GNOME_Evolution_ShellComponentListener_HAS_SUBFOLDERS:
        return EVOLUTION_SHELL_COMPONENT_HASSUBFOLDERS;
    case GNOME_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 GNOME_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.notifyResult = impl_ShellComponentListener_report_result;

    ShellComponentListener_vepv._base_epv = & ShellComponentListener_base_epv;
    ShellComponentListener_vepv.GNOME_Evolution_ShellComponentListener_epv = & ShellComponentListener_epv;

    ShellComponentListener_vepv_initialized = TRUE;
}

static void
create_listener_interface (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;
    PortableServer_Servant listener_servant;
    GNOME_Evolution_ShellComponentListener corba_interface;
    CORBA_Environment ev;

    priv = shell_component_client->priv;

    listener_servant = create_ShellComponentListener_servant (shell_component_client);

    CORBA_exception_init (&ev);

    POA_GNOME_Evolution_ShellComponentListener__init (listener_servant, &ev);
    if (ev._major != CORBA_NO_EXCEPTION) {
        free_ShellComponentListener_servant (listener_servant);
        return;
    }

    CORBA_free (PortableServer_POA_activate_object (bonobo_poa (), listener_servant, &ev));

    corba_interface = PortableServer_POA_servant_to_reference (bonobo_poa (), listener_servant, &ev);
    if (ev._major != CORBA_NO_EXCEPTION) {
        corba_interface = CORBA_OBJECT_NIL;
        free_ShellComponentListener_servant (listener_servant);
    }

    CORBA_exception_free (&ev);

    priv->listener_servant   = listener_servant;
    priv->listener_interface = corba_interface;
}

static void
destroy_listener_interface (EvolutionShellComponentClient *client)
{
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;
    PortableServer_ObjectId *oid;

    priv = client->priv;
    CORBA_exception_init (&ev);

    oid = PortableServer_POA_servant_to_id (bonobo_poa (), priv->listener_servant, &ev);
    PortableServer_POA_deactivate_object (bonobo_poa (), oid, &ev);
    CORBA_free (oid);

    CORBA_Object_release (priv->listener_interface, &ev);
    /* free_ShellComponentListener_servant (priv->listener_servant); */

    CORBA_exception_free (&ev);
}

static void
dispatch_callback (EvolutionShellComponentClient *shell_component_client,
           EvolutionShellComponentResult result)
{
    EvolutionShellComponentClientPrivate *priv;
    EvolutionShellComponentClientCallback callback;
    void *callback_data;

    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.  */

    destroy_listener_interface (shell_component_client);

    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);
}


/* GObject methods.  */

static void
impl_dispose (GObject *object)
{
    EvolutionShellComponentClient *shell_component_client;
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;

    shell_component_client = EVOLUTION_SHELL_COMPONENT_CLIENT (object);
    priv = shell_component_client->priv;

    if (priv == NULL)
        return;

    g_free (priv->id);
    priv->id = NULL;

    if (priv->callback != NULL) {
        dispatch_callback (shell_component_client, EVOLUTION_SHELL_COMPONENT_INTERRUPTED);
        priv->callback = NULL;
    }

    CORBA_exception_init (&ev);

    if (priv->corba_objref != CORBA_OBJECT_NIL) {
        Bonobo_Unknown_unref (priv->corba_objref, &ev);
        CORBA_Object_release (priv->corba_objref, &ev);
        priv->corba_objref = CORBA_OBJECT_NIL;
    }

    if (priv->dnd_source_folder_interface != CORBA_OBJECT_NIL) {
        Bonobo_Unknown_unref (priv->dnd_source_folder_interface, &ev);
        CORBA_Object_release (priv->dnd_source_folder_interface, &ev);
        priv->dnd_source_folder_interface = CORBA_OBJECT_NIL;
    }

    if (priv->dnd_destination_folder_interface != CORBA_OBJECT_NIL) {
        Bonobo_Unknown_unref (priv->dnd_destination_folder_interface, &ev);
        CORBA_Object_release (priv->dnd_destination_folder_interface, &ev);
        priv->dnd_destination_folder_interface = CORBA_OBJECT_NIL;
    }

    if (priv->offline_interface != CORBA_OBJECT_NIL) {
        Bonobo_Unknown_unref (priv->offline_interface, &ev);
        CORBA_Object_release (priv->offline_interface, &ev);
        priv->offline_interface = CORBA_OBJECT_NIL;
    }

    if (priv->listener_interface != CORBA_OBJECT_NIL) {
        destroy_listener_interface (shell_component_client);
        priv->listener_interface = CORBA_OBJECT_NIL;
    }

    CORBA_exception_free (&ev);

    (* G_OBJECT_CLASS (parent_class)->dispose) (object);
}

static void
impl_finalize (GObject *object)
{
    EvolutionShellComponentClient *client;

    client = EVOLUTION_SHELL_COMPONENT_CLIENT (object);

    g_free (client->priv);

    (* G_OBJECT_CLASS (parent_class)->finalize) (object);
}


static void
class_init (EvolutionShellComponentClientClass *klass)
{
    GObjectClass *object_class;

    object_class = G_OBJECT_CLASS (klass);
    parent_class = g_type_class_ref(PARENT_TYPE);

    object_class->dispose = impl_dispose;
    object_class->finalize = impl_finalize;
}

static void
init (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;

    priv = g_new (EvolutionShellComponentClientPrivate, 1);

    priv->corba_objref                     = CORBA_OBJECT_NIL;

    priv->id                               = NULL;

    priv->listener_interface               = CORBA_OBJECT_NIL;
    priv->listener_servant                 = NULL;

    priv->callback                         = NULL;
    priv->callback_data                    = NULL;

    priv->dnd_source_folder_interface      = CORBA_OBJECT_NIL;
    priv->dnd_destination_folder_interface = CORBA_OBJECT_NIL;
    priv->offline_interface                = CORBA_OBJECT_NIL;

    shell_component_client->priv = priv;
}


/* Construction.  */

void
evolution_shell_component_client_construct (EvolutionShellComponentClient *shell_component_client,
                        const char *id,
                        CORBA_Object corba_object)
{
    EvolutionShellComponentClientPrivate *priv;

    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);

    priv = shell_component_client->priv;
    priv->corba_objref = corba_object;
    priv->id = g_strdup (id);
}

EvolutionShellComponentClient *
evolution_shell_component_client_new (const char *id,
                      CORBA_Environment *ev)
{
    EvolutionShellComponentClient *new;
    CORBA_Object corba_object;
    CORBA_Environment *local_ev;
    CORBA_Environment static_ev;

    g_return_val_if_fail (id != NULL, NULL);

    CORBA_exception_init (&static_ev);

    if (ev == NULL)
        local_ev = &static_ev;
    else
        local_ev = ev;

    corba_object = bonobo_activation_activate_from_id ((char *) id, 0, NULL, ev);
    if (ev->_major != CORBA_NO_EXCEPTION || corba_object == NULL) {
        CORBA_exception_free (&static_ev);
        return NULL;
    }

    CORBA_exception_free (&static_ev);

    new = g_object_new (evolution_shell_component_client_get_type (), NULL);
    evolution_shell_component_client_construct (new, id, corba_object);

    return new;
}

GNOME_Evolution_ShellComponent
evolution_shell_component_client_corba_objref (EvolutionShellComponentClient *component_client)
{
    g_return_val_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (component_client), NULL);

    return component_client->priv->corba_objref;
}


/* Properties.  */

const char *
evolution_shell_component_client_get_id (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;

    g_return_val_if_fail (shell_component_client != NULL, NULL);
    g_return_val_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client), NULL);

    priv = shell_component_client->priv;

    return priv->id;
}


/* Querying DnD interfaces.  */

GNOME_Evolution_ShellComponentDnd_SourceFolder
evolution_shell_component_client_get_dnd_source_interface (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;
    GNOME_Evolution_ShellComponentDnd_SourceFolder interface;
    CORBA_Environment ev;

    g_return_val_if_fail (shell_component_client != NULL, CORBA_OBJECT_NIL);
    g_return_val_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client), CORBA_OBJECT_NIL);

    priv = shell_component_client->priv;

    if (priv->dnd_source_folder_interface != CORBA_OBJECT_NIL)
        return priv->dnd_source_folder_interface;

    CORBA_exception_init (&ev);

    interface = Bonobo_Unknown_queryInterface (priv->corba_objref,
                           "IDL:GNOME/Evolution/ShellComponentDnd/SourceFolder:1.0",
                           &ev);

    if (ev._major != CORBA_NO_EXCEPTION)
        interface = CORBA_OBJECT_NIL;

    CORBA_exception_free (&ev);

    priv->dnd_source_folder_interface = interface;
    return interface;
}

GNOME_Evolution_ShellComponentDnd_DestinationFolder
evolution_shell_component_client_get_dnd_destination_interface (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;
    GNOME_Evolution_ShellComponentDnd_DestinationFolder interface;
    CORBA_Environment ev;

    g_return_val_if_fail (shell_component_client != NULL, CORBA_OBJECT_NIL);
    g_return_val_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client), CORBA_OBJECT_NIL);

    priv = shell_component_client->priv;

    if (priv->dnd_destination_folder_interface != CORBA_OBJECT_NIL)
        return priv->dnd_destination_folder_interface;

    CORBA_exception_init (&ev);

    interface = Bonobo_Unknown_queryInterface (priv->corba_objref,
                           "IDL:GNOME/Evolution/ShellComponentDnd/DestinationFolder:1.0",
                           &ev);

    if (ev._major != CORBA_NO_EXCEPTION)
        interface = CORBA_OBJECT_NIL;

    CORBA_exception_free (&ev);

    priv->dnd_destination_folder_interface = interface;
    return interface;
}


/* Querying the offline interface.  */

GNOME_Evolution_Offline
evolution_shell_component_client_get_offline_interface (EvolutionShellComponentClient *shell_component_client)
{
    EvolutionShellComponentClientPrivate *priv;
    GNOME_Evolution_Offline interface;
    CORBA_Environment ev;

    priv = shell_component_client->priv;

    if (priv->offline_interface != CORBA_OBJECT_NIL)
        return priv->offline_interface;

    CORBA_exception_init (&ev);

    interface = Bonobo_Unknown_queryInterface (priv->corba_objref, "IDL:GNOME/Evolution/Offline:1.0", &ev);

    if (ev._major != CORBA_NO_EXCEPTION)
        interface = CORBA_OBJECT_NIL;

    CORBA_exception_free (&ev);

    priv->offline_interface = interface;
    return interface;
}


/* Synchronous operations.  */

EvolutionShellComponentResult
evolution_shell_component_client_set_owner (EvolutionShellComponentClient *shell_component_client,
                        GNOME_Evolution_Shell shell,
                        const char *evolution_homedir)
{
    EvolutionShellComponentResult result;
    EvolutionShellComponentClientPrivate *priv;
    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);

    priv = shell_component_client->priv;

    CORBA_exception_init (&ev);

    GNOME_Evolution_ShellComponent_setOwner (priv->corba_objref, shell, evolution_homedir, &ev);

    result = corba_exception_to_result (&ev);

    if (result == EVOLUTION_SHELL_COMPONENT_OK && evolution_debug_log)
        GNOME_Evolution_ShellComponent_debug (priv->corba_objref, evolution_debug_log, &ev);

    CORBA_exception_free (&ev);

    return result;
}

EvolutionShellComponentResult
evolution_shell_component_client_unset_owner (EvolutionShellComponentClient *shell_component_client,
                          GNOME_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);

    GNOME_Evolution_ShellComponent_unsetOwner (shell_component_client->priv->corba_objref, &ev);

    result = corba_exception_to_result (&ev);

    CORBA_exception_free (&ev);

    return result;
}

EvolutionShellComponentResult
evolution_shell_component_client_create_view (EvolutionShellComponentClient *shell_component_client,
                          BonoboUIComponent *uih,
                          const char *physical_uri,
                          const char *type_string,
                          const char *view_info,
                          BonoboControl **control_return)
{
    EvolutionShellComponentResult result;
    CORBA_Environment ev;
    EvolutionShellComponentClientPrivate *priv;
    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_COMPONENT (uih));
    RETURN_ERROR_IF_FAIL (physical_uri != NULL);
    RETURN_ERROR_IF_FAIL (type_string != NULL);
    RETURN_ERROR_IF_FAIL (view_info != NULL);
    RETURN_ERROR_IF_FAIL (control_return != NULL);

    priv = shell_component_client->priv;

    CORBA_exception_init (&ev);

    corba_control = GNOME_Evolution_ShellComponent_createView (priv->corba_objref, physical_uri, type_string, view_info, &ev);

    result = corba_exception_to_result (&ev);

    if (result != EVOLUTION_SHELL_COMPONENT_OK) {
        *control_return = NULL;
    } else {
        Bonobo_UIContainer 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;
}

EvolutionShellComponentResult
evolution_shell_component_client_handle_external_uri  (EvolutionShellComponentClient *shell_component_client,
                               const char *uri)
{
    EvolutionShellComponentResult result;
    EvolutionShellComponentClientPrivate *priv;
    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 (uri != NULL);

    CORBA_exception_init (&ev);

    priv = shell_component_client->priv;

    GNOME_Evolution_ShellComponent_handleExternalURI (priv->corba_objref, uri, &ev);

    result = corba_exception_to_result (&ev);

    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;
    CORBA_Environment ev;

    g_return_if_fail (shell_component_client != NULL);
    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (physical_uri != NULL);
    g_return_if_fail (type != NULL);
    g_return_if_fail (callback != NULL);

    priv = shell_component_client->priv;

    if (priv->callback != NULL) {
        (* callback) (shell_component_client, EVOLUTION_SHELL_COMPONENT_BUSY, data);
        return;
    }

    create_listener_interface (shell_component_client);

    CORBA_exception_init (&ev);

    priv->callback      = callback;
    priv->callback_data = data;

    GNOME_Evolution_ShellComponent_createFolderAsync (priv->corba_objref, priv->listener_interface, physical_uri, type, &ev);

    if (ev._major != CORBA_NO_EXCEPTION && priv->callback != NULL) {
        (* callback) (shell_component_client,
                  shell_component_result_from_corba_exception (&ev),
                  data);
        priv->callback = NULL;
        priv->callback_data = NULL;
    }

    CORBA_exception_free (&ev);
}

void
evolution_shell_component_client_async_remove_folder (EvolutionShellComponentClient *shell_component_client,
                              const char *physical_uri,
                              const char *type,
                              EvolutionShellComponentClientCallback callback,
                              void *data)
{
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;

    g_return_if_fail (shell_component_client != NULL);
    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (physical_uri != NULL);
    g_return_if_fail (callback != NULL);

    priv = shell_component_client->priv;

    if (priv->callback != NULL) {
        (* callback) (shell_component_client, EVOLUTION_SHELL_COMPONENT_BUSY, data);
        return;
    }

    create_listener_interface (shell_component_client);

    CORBA_exception_init (&ev);

    priv->callback = callback;
    priv->callback_data = data;

    GNOME_Evolution_ShellComponent_removeFolderAsync (priv->corba_objref, priv->listener_interface, physical_uri, type, &ev);

    if (ev._major != CORBA_NO_EXCEPTION && priv->callback != NULL) {
        (* callback) (shell_component_client,
                  shell_component_result_from_corba_exception (&ev),
                  data);
        priv->callback = NULL;
        priv->callback_data = NULL;
    }

    CORBA_exception_free (&ev);
}

void
evolution_shell_component_client_async_xfer_folder (EvolutionShellComponentClient *shell_component_client,
                            const char *source_physical_uri,
                            const char *destination_physical_uri,
                            const char *type,
                            gboolean remove_source,
                            EvolutionShellComponentClientCallback callback,
                            void *data)
{
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;
    
    g_return_if_fail (shell_component_client != NULL);
    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (source_physical_uri != NULL);
    g_return_if_fail (destination_physical_uri != NULL);
    g_return_if_fail (data != NULL);

    priv = shell_component_client->priv;

    if (priv->callback != NULL) {
        (* callback) (shell_component_client, EVOLUTION_SHELL_COMPONENT_BUSY, data);
        return;
    }

    create_listener_interface (shell_component_client);

    CORBA_exception_init (&ev);

    priv->callback      = callback;
    priv->callback_data = data;

    GNOME_Evolution_ShellComponent_xferFolderAsync (priv->corba_objref, priv->listener_interface,
                            source_physical_uri, destination_physical_uri, type, remove_source,
                            &ev);

    if (ev._major != CORBA_NO_EXCEPTION && priv->callback != NULL) {
        (* callback) (shell_component_client,
                  shell_component_result_from_corba_exception (&ev),
                  data);
        priv->callback = NULL;
        priv->callback_data = NULL;
    }

    CORBA_exception_free (&ev);
}

void
evolution_shell_component_client_populate_folder_context_menu (EvolutionShellComponentClient *shell_component_client,
                                   BonoboUIContainer *container,
                                   const char *physical_uri,
                                   const char *type)
{
    Bonobo_UIContainer corba_container;
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;

    g_return_if_fail (shell_component_client != NULL);
    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (physical_uri != NULL);
    g_return_if_fail (type != NULL);

    priv = shell_component_client->priv;

    CORBA_exception_init (&ev);

    corba_container = bonobo_object_corba_objref (BONOBO_OBJECT (container));

    GNOME_Evolution_ShellComponent_populateFolderContextMenu (priv->corba_objref, corba_container, physical_uri, type, &ev);

    CORBA_exception_free (&ev);
}

void
evolution_shell_component_client_unpopulate_folder_context_menu (EvolutionShellComponentClient *shell_component_client,
                                 BonoboUIContainer *container,
                                 const char *physical_uri,
                                 const char *type)
{
    Bonobo_UIContainer corba_container;
    EvolutionShellComponentClientPrivate *priv;
    CORBA_Environment ev;

    g_return_if_fail (shell_component_client != NULL);
    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (physical_uri != NULL);
    g_return_if_fail (type != NULL);

    priv = shell_component_client->priv;

    CORBA_exception_init (&ev);

    corba_container = bonobo_object_corba_objref (BONOBO_OBJECT (container));

    GNOME_Evolution_ShellComponent_unpopulateFolderContextMenu (priv->corba_objref, corba_container, physical_uri, type, &ev);

    CORBA_exception_free (&ev);
}


void
evolution_shell_component_client_request_quit (EvolutionShellComponentClient *shell_component_client,
                           EvolutionShellComponentClientCallback callback,
                           void *data)
{
    EvolutionShellComponentClientPrivate *priv;
    GNOME_Evolution_ShellComponent corba_shell_component;
    CORBA_Environment ev;

    g_return_if_fail (EVOLUTION_IS_SHELL_COMPONENT_CLIENT (shell_component_client));
    g_return_if_fail (callback != NULL);

    priv = shell_component_client->priv;

    if (priv->callback != NULL) {
        (* callback) (shell_component_client, EVOLUTION_SHELL_COMPONENT_BUSY, data);
        return;
    }

    create_listener_interface (shell_component_client);

    CORBA_exception_init (&ev);

    corba_shell_component = evolution_shell_component_client_corba_objref (shell_component_client);

    priv->callback = callback;
    priv->callback_data = data;

    GNOME_Evolution_ShellComponent_requestQuit (corba_shell_component, priv->listener_interface, &ev);

    if (ev._major != CORBA_NO_EXCEPTION && priv->callback != NULL) {
        (* callback) (shell_component_client,
                  shell_component_result_from_corba_exception (&ev),
                  data);
        priv->callback = NULL;
        priv->callback_data = NULL;
    }

    CORBA_exception_free (&ev);
}


E_MAKE_TYPE (evolution_shell_component_client, "EvolutionShellComponentClient",
         EvolutionShellComponentClient, class_init, init, PARENT_TYPE)