gimp/plug-ins/imagemap/imap_cmd_create.c

84 lines
2.3 KiB
C

/*
* This is a plug-in for GIMP.
*
* Generates clickable image maps.
*
* Copyright (C) 1998-2003 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 "config.h"
#include <gtk/gtk.h>
#include "imap_commands.h"
#include "imap_main.h"
#include "libgimp/stdplugins-intl.h"
static CmdExecuteValue_t create_command_execute(Command_t *parent);
static void create_command_destruct(Command_t *parent);
static void create_command_undo(Command_t *parent);
static CommandClass_t create_command_class = {
create_command_destruct,
create_command_execute,
create_command_undo,
NULL /* create_command_redo */
};
typedef struct {
Command_t parent;
ObjectList_t *list;
Object_t *obj;
gboolean changed;
} CreateCommand_t;
Command_t*
create_command_new(ObjectList_t *list, Object_t *obj)
{
CreateCommand_t *command = g_new(CreateCommand_t, 1);
command->list = list;
command->obj = object_ref(obj);
return command_init(&command->parent, _("Create"), &create_command_class);
}
static void
create_command_destruct(Command_t *parent)
{
CreateCommand_t *command = (CreateCommand_t*) parent;
object_unref(command->obj);
}
static CmdExecuteValue_t
create_command_execute(Command_t *parent)
{
CreateCommand_t *command = (CreateCommand_t*) parent;
command->changed = object_list_get_changed(command->list);
object_list_append(command->list, object_ref(command->obj));
return CMD_APPEND;
}
static void
create_command_undo(Command_t *parent)
{
CreateCommand_t *command = (CreateCommand_t*) parent;
object_list_remove(command->list, command->obj);
object_list_set_changed(command->list, command->changed);
}