/*
 * This is a plug-in for the GIMP.
 *
 * Generates clickable image maps.
 *
 * Copyright (C) 1998-1999 Maurits Rijk  lpeek.mrijk@consunet.nl
 *
 * 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.
 *
 */

#include "imap_cmd_create.h"
#include "imap_cmd_delete.h"
#include "imap_cmd_send_to_back.h"
#include "imap_main.h"

static gboolean send_to_back_command_execute(Command_t *parent);
static void send_to_back_command_undo(Command_t *parent);
static void send_to_back_command_redo(Command_t *parent);

static CommandClass_t send_to_back_command_class = {
   NULL,			/* send_to_back_command_destruct, */
   send_to_back_command_execute,
   send_to_back_command_undo,
   send_to_back_command_redo
};

typedef struct {
   Command_t parent;
   ObjectList_t *list;
} SendToBackCommand_t;

Command_t* 
send_to_back_command_new(ObjectList_t *list)
{
   SendToBackCommand_t *command = g_new(SendToBackCommand_t, 1);
   command->list = list;
   return command_init(&command->parent, "Send To Back", 
		       &send_to_back_command_class);
}

static void
remove_one_object(Object_t *obj, gpointer data)
{
   SendToBackCommand_t *command = (SendToBackCommand_t*) data;
   command_add_subcommand(&command->parent,
			  delete_command_new(command->list, obj));
}

static void
add_one_object(Object_t *obj, gpointer data)
{
   SendToBackCommand_t *command = (SendToBackCommand_t*) data;
   command_add_subcommand(&command->parent,
			  create_command_new(command->list, obj));
}

static gboolean
send_to_back_command_execute(Command_t *parent)
{
   SendToBackCommand_t *command = (SendToBackCommand_t*) parent;
   gpointer id1, id2;

   id1 = object_list_add_remove_cb(command->list, remove_one_object, command);
   id2 = object_list_add_add_cb(command->list, add_one_object, command);
   
   object_list_send_to_back(command->list);
   redraw_preview();		/* Fix me! */
   object_list_remove_remove_cb(command->list, id1);
   object_list_remove_add_cb(command->list, id2);
   return TRUE;
}

static void
send_to_back_command_undo(Command_t *command)
{
   redraw_preview();		/* Fix me! */
}

static void
send_to_back_command_redo(Command_t *command)
{
   redraw_preview();		/* Fix me! */
}


