path: root/shell/evolution-wizard.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
 * evolution-wizard.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.
 *
 * Authors: Iain Holmes  <iain@ximian.com>
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <stdio.h>
#include <gtk/gtksignal.h>
#include <gtk/gtkmarshal.h>
#include <gtk/gtktypeutils.h>
#include <bonobo/bonobo-exception.h>
#include <bonobo/bonobo-main.h>
#include <bonobo/bonobo-event-source.h>

#include "evolution-wizard.h"
#include "Evolution.h"

struct _EvolutionWizardPrivate {
    EvolutionWizardGetControlFn get_fn;
    BonoboEventSource *event_source;

    void *closure;
    int page_count;
};

enum {
    NEXT,
    PREPARE,
    BACK,
    FINISH,
    CANCEL,
    HELP,
    LAST_SIGNAL
};

#define PARENT_TYPE BONOBO_X_OBJECT_TYPE

static GtkObjectClass *parent_class;
static guint32 signals[LAST_SIGNAL] = { 0 };

static CORBA_long
impl_GNOME_Evolution_Wizard__get_pageCount (PortableServer_Servant servant,
                        CORBA_Environment *ev)
{
    BonoboObject *bonobo_object;
    EvolutionWizard *wizard;
    EvolutionWizardPrivate *priv;

    bonobo_object = bonobo_object_from_servant (servant);
    wizard = EVOLUTION_WIZARD (bonobo_object);
    priv = wizard->priv;

    return priv->page_count;
}

static Bonobo_Control
impl_GNOME_Evolution_Wizard_getControl (PortableServer_Servant servant,
                    CORBA_long pagenumber,
                    CORBA_Environment *ev)
{
    BonoboObject *bonobo_object;
    EvolutionWizard *wizard;
    EvolutionWizardPrivate *priv;
    BonoboControl *control;

    bonobo_object = bonobo_object_from_servant (servant);
    wizard = EVOLUTION_WIZARD (bonobo_object);
    priv = wizard->priv;

    if (pagenumber < 0 || pagenumber >= priv->page_count) {
        CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
                     ex_GNOME_Evolution_Wizard_NoPage, NULL);
        return CORBA_OBJECT_NIL;
    }

    control = priv->get_fn (wizard, pagenumber, priv->closure);
    if (control == NULL)
        return CORBA_OBJECT_NIL;

    return (Bonobo_Control) CORBA_Object_duplicate (BONOBO_OBJREF (control), ev);
}

static void
impl_GNOME_Evolution_Wizard_notifyAction (PortableServer_Servant servant,
                      CORBA_long pagenumber,
                      GNOME_Evolution_Wizard_Action action,
                      CORBA_Environment *ev)
{
    BonoboObject *bonobo_object;
    EvolutionWizard *wizard;
    EvolutionWizardPrivate *priv;

    bonobo_object = bonobo_object_from_servant (servant);
    wizard = EVOLUTION_WIZARD (bonobo_object);
    priv = wizard->priv;

    if (pagenumber < 0
        || pagenumber > priv->page_count
        || (action != GNOME_Evolution_Wizard_BACK && pagenumber == priv->page_count)) {
        CORBA_exception_set (ev, CORBA_USER_EXCEPTION,
                     ex_GNOME_Evolution_Wizard_NoPage, NULL);
        return;
    }

    switch (action) {
    case GNOME_Evolution_Wizard_NEXT:
        g_signal_emit (bonobo_object, signals[NEXT], 0, pagenumber);
        break;

    case GNOME_Evolution_Wizard_PREPARE:
        g_signal_emit (bonobo_object, signals[PREPARE], 0, pagenumber);
        break;

    case GNOME_Evolution_Wizard_BACK:
        g_signal_emit (bonobo_object, signals[BACK], 0, pagenumber);
        break;

    case GNOME_Evolution_Wizard_FINISH:
        g_signal_emit (bonobo_object, signals[FINISH], 0, pagenumber);
        break;

    case GNOME_Evolution_Wizard_CANCEL:
        g_signal_emit (bonobo_object, signals[CANCEL], 0, pagenumber);
        break;

    case GNOME_Evolution_Wizard_HELP:
        g_signal_emit (bonobo_object, signals[HELP], 0, pagenumber);
        break;

    default:
        break;
    }
}


static void
impl_finalize (GObject *object)
{
    EvolutionWizard *wizard;

    wizard = EVOLUTION_WIZARD (object);
    if (wizard->priv == NULL)
        return;

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

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


static void
evolution_wizard_class_init (EvolutionWizardClass *klass)
{
    GObjectClass *object_class;
    POA_GNOME_Evolution_Wizard__epv *epv = &klass->epv;

    object_class = G_OBJECT_CLASS (klass);
    object_class->finalize = impl_finalize;

    signals[NEXT] = gtk_signal_new ("next", GTK_RUN_FIRST,
                    GTK_CLASS_TYPE (object_class),
                    GTK_SIGNAL_OFFSET (EvolutionWizardClass, next),
                    gtk_marshal_NONE__INT, GTK_TYPE_NONE, 
                    1, GTK_TYPE_INT);
    signals[PREPARE] = gtk_signal_new ("prepare", GTK_RUN_FIRST,
                       GTK_CLASS_TYPE (object_class),
                       GTK_SIGNAL_OFFSET (EvolutionWizardClass, prepare),
                       gtk_marshal_NONE__INT, GTK_TYPE_NONE,
                       1, GTK_TYPE_INT);
    signals[BACK] = gtk_signal_new ("back", GTK_RUN_FIRST,
                    GTK_CLASS_TYPE (object_class),
                    GTK_SIGNAL_OFFSET (EvolutionWizardClass, back),
                    gtk_marshal_NONE__INT, GTK_TYPE_NONE,
                    1, GTK_TYPE_INT);
    signals[FINISH] = gtk_signal_new ("finish", GTK_RUN_FIRST,
                      GTK_CLASS_TYPE (object_class),
                      GTK_SIGNAL_OFFSET (EvolutionWizardClass, finish),
                      gtk_marshal_NONE__INT, GTK_TYPE_NONE,
                      1, GTK_TYPE_INT);
    signals[CANCEL] = gtk_signal_new ("cancel", GTK_RUN_FIRST,
                      GTK_CLASS_TYPE (object_class),
                      GTK_SIGNAL_OFFSET (EvolutionWizardClass, cancel),
                      gtk_marshal_NONE__INT, GTK_TYPE_NONE,
                      1, GTK_TYPE_INT);
    signals[HELP] = gtk_signal_new ("help", GTK_RUN_FIRST,
                    GTK_CLASS_TYPE (object_class),
                    GTK_SIGNAL_OFFSET (EvolutionWizardClass, help),
                    gtk_marshal_NONE__INT, GTK_TYPE_NONE,
                    1, GTK_TYPE_INT);

    parent_class = gtk_type_class (PARENT_TYPE);

    epv->_get_pageCount = impl_GNOME_Evolution_Wizard__get_pageCount;
    epv->getControl = impl_GNOME_Evolution_Wizard_getControl;
    epv->notifyAction = impl_GNOME_Evolution_Wizard_notifyAction;
}

static void
evolution_wizard_init (EvolutionWizard *wizard)
{
    wizard->priv = g_new0 (EvolutionWizardPrivate, 1);
}

BONOBO_X_TYPE_FUNC_FULL (EvolutionWizard, GNOME_Evolution_Wizard, 
             PARENT_TYPE, evolution_wizard);

EvolutionWizard *
evolution_wizard_construct (EvolutionWizard *wizard,
                BonoboEventSource *event_source,
                EvolutionWizardGetControlFn get_fn,
                int num_pages,
                void *closure)
{
    EvolutionWizardPrivate *priv;

    g_return_val_if_fail (BONOBO_IS_EVENT_SOURCE (event_source), NULL);
    g_return_val_if_fail (IS_EVOLUTION_WIZARD (wizard), NULL);

    priv = wizard->priv;
    priv->get_fn = get_fn;
    priv->page_count = num_pages;
    priv->closure = closure;

    priv->event_source = event_source;
    bonobo_object_add_interface (BONOBO_OBJECT (wizard),
                     BONOBO_OBJECT (event_source));

    return wizard;
}

EvolutionWizard *
evolution_wizard_new_full (EvolutionWizardGetControlFn get_fn,
               int num_pages,
               BonoboEventSource *event_source,
               void *closure)
{
    EvolutionWizard *wizard;

    g_return_val_if_fail (num_pages > 0, NULL);
    g_return_val_if_fail (BONOBO_IS_EVENT_SOURCE (event_source), NULL);

    wizard = g_object_new (evolution_wizard_get_type (), NULL);

    return evolution_wizard_construct (wizard, event_source, get_fn, num_pages, closure);
}

EvolutionWizard *
evolution_wizard_new (EvolutionWizardGetControlFn get_fn,
              int num_pages,
              void *closure)
{
    BonoboEventSource *event_source;

    g_return_val_if_fail (num_pages > 0, NULL);

    event_source = bonobo_event_source_new ();

    return evolution_wizard_new_full (get_fn, num_pages, event_source, closure);
}

void
evolution_wizard_set_buttons_sensitive (EvolutionWizard *wizard,
                    gboolean back_sensitive,
                    gboolean next_sensitive,
                    gboolean cancel_sensitive,
                    CORBA_Environment *opt_ev)
{
    EvolutionWizardPrivate *priv;
    CORBA_Environment ev;
    CORBA_any any;
    CORBA_short s;

    g_return_if_fail (IS_EVOLUTION_WIZARD (wizard));

    priv = wizard->priv;

    if (opt_ev == NULL) {
        CORBA_exception_init (&ev);
    } else {
        ev = *opt_ev;
    }

    s = back_sensitive << 2 | next_sensitive << 1 | cancel_sensitive;
    any._type = (CORBA_TypeCode) TC_CORBA_short;
    any._value = &s;

    bonobo_event_source_notify_listeners (priv->event_source,
                          EVOLUTION_WIZARD_SET_BUTTONS_SENSITIVE,
                          &any, &ev);
    if (opt_ev == NULL && BONOBO_EX (&ev)) {
        g_warning ("ERROR(evolution_wizard_set_buttons_sensitive): %s", CORBA_exception_id (&ev));
    }

    if (opt_ev == NULL) {
        CORBA_exception_free (&ev);
    }
}

void
evolution_wizard_set_show_finish (EvolutionWizard *wizard,
                  gboolean show_finish,
                  CORBA_Environment *opt_ev)
{
    EvolutionWizardPrivate *priv;
    CORBA_Environment ev;
    CORBA_any any;
    CORBA_boolean b;

    g_return_if_fail (IS_EVOLUTION_WIZARD (wizard));

    priv = wizard->priv;
    if (opt_ev == NULL) {
        CORBA_exception_init (&ev);
    } else {
        ev = *opt_ev;
    }

    b = show_finish;
    any._type = (CORBA_TypeCode) TC_CORBA_boolean;
    any._value = &b;

    bonobo_event_source_notify_listeners (priv->event_source,
                          EVOLUTION_WIZARD_SET_SHOW_FINISH,
                          &any, &ev);
    if (opt_ev == NULL && BONOBO_EX (&ev)) {
        g_warning ("ERROR(evolution_wizard_set_show_finish): %s", CORBA_exception_id (&ev));
    }

    if (opt_ev == NULL) {
        CORBA_exception_free (&ev);
    }
}

void
evolution_wizard_set_page (EvolutionWizard *wizard,
               int page_number,
               CORBA_Environment *opt_ev)
{
    EvolutionWizardPrivate *priv;
    CORBA_Environment ev;
    CORBA_any any;
    CORBA_short s;

    g_return_if_fail (IS_EVOLUTION_WIZARD (wizard));

    priv = wizard->priv;

    g_return_if_fail (page_number >= 0 && page_number < priv->page_count);

    if (opt_ev == NULL) {
        CORBA_exception_init (&ev);
    } else {
        ev = *opt_ev;
    }

    s = page_number;
    any._type = (CORBA_TypeCode) TC_CORBA_short;
    any._value = &s;

    bonobo_event_source_notify_listeners (priv->event_source,
                          EVOLUTION_WIZARD_SET_PAGE,
                          &any, &ev);

    if (opt_ev == NULL && BONOBO_EX (&ev)) {
        g_warning ("ERROR(evolution_wizard_set_page): %s", CORBA_exception_id (&ev));
    }

    if (opt_ev == NULL) {
        CORBA_exception_free (&ev);
    }
}

BonoboEventSource *
evolution_wizard_get_event_source (EvolutionWizard *wizard)
{
    g_return_val_if_fail (IS_EVOLUTION_WIZARD (wizard), NULL);

    return wizard->priv->event_source;
}