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/* Evolution calendar - Send calendar component dialog
 *
 * Copyright (C) 2001 Ximian, Inc.
 *
 * Author: JP Rosevear <jpr@ximian.com>
 *
 * 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.
 */

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

#include <glib.h>
#include <gtk/gtkmessagedialog.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-uidefs.h>
#include <gal/widgets/e-unicode.h>
#include "changed-comp.h"



/**
 * changed_component_dialog:
 * @parent: Parent window for the dialog.
 * @comp: A calendar component
 * @deleted: Whether the object is being deleted or updated
 * @changed: Whether or not the user has made changes
 * 
 * Pops up a dialog box asking the user whether changes made (if any)
 * should be thrown away because the item has been updated elsewhere
 * 
 * Return value: TRUE if the user clicked Yes, FALSE otherwise.
 **/
gboolean
changed_component_dialog (GtkWindow *parent, CalComponent *comp, gboolean deleted, gboolean changed)
{
    GtkWidget *dialog;
    CalComponentVType vtype;
    char *str;
    gint response;

    vtype = cal_component_get_vtype (comp);

    if (deleted) {
        switch (vtype) {
        case CAL_COMPONENT_EVENT:
            str = _("This event has been deleted.");
            break;

        case CAL_COMPONENT_TODO:
            str = _("This task has been deleted.");
            break;

        case CAL_COMPONENT_JOURNAL:
            str = _("This journal entry has been deleted.");
            break;

        default:
            g_message ("changed_component_dialog(): "
                   "Cannot handle object of type %d", vtype);
            return FALSE;
        }
        if (changed)
            str = g_strdup_printf (_("%s  You have made changes. Forget those changes and close the editor?"), str);
        else
            str = g_strdup_printf (_("%s  You have made no changes, close the editor?"), str); 

    } else {
        switch (vtype) {
        case CAL_COMPONENT_EVENT:
            str = _("This event has been changed.");
            break;

        case CAL_COMPONENT_TODO:
            str = _("This task has been changed.");
            break;

        case CAL_COMPONENT_JOURNAL:
            str = _("This journal entry has been changed.");
            break;

        default:
            g_message ("changed_component_dialog(): "
                   "Cannot handle object of type %d", vtype);
            return FALSE;
        }
        if (changed)
            str = g_strdup_printf (_("%s  You have made changes. Forget those changes and update the editor?"), str);
        else
            str = g_strdup_printf (_("%s  You have made no changes, update the editor?"), str); 
    }
    
    dialog = gtk_message_dialog_new (parent, GTK_DIALOG_MODAL,
                     GTK_MESSAGE_QUESTION,
                     GTK_BUTTONS_YES_NO, str);

    response = gtk_dialog_run (GTK_DIALOG (dialog));
    gtk_widget_destroy (dialog);

    if (response == GTK_RESPONSE_YES)
        return TRUE;
    else
        return FALSE;
}