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Viewing changes to plug-ins/imagemap/imap_cmd_delete.c

  • Committer: Bazaar Package Importer
  • Author(s): Sebastien Bacher
  • Date: 2005-04-04 14:51:23 UTC
  • Revision ID: james.westby@ubuntu.com-20050404145123-9py049eeelfymur8
Tags: upstream-2.2.2
Import upstream version 2.2.2

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plug-ins/imagemap/imap_cmd_delete.c
 
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/*
 
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 * This is a plug-in for the GIMP.
 
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 *
 
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 * Generates clickable image maps.
 
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 *
 
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 * Copyright (C) 1998-1999 Maurits Rijk  lpeek.mrijk@consunet.nl
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify
 
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 * it under the terms of the GNU General Public License as published by
 
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 * the Free Software Foundation; either version 2 of the License, or
 
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 * (at your option) any later version.
 
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 *
 
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 * This program is distributed in the hope that it will be useful,
 
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 * GNU General Public License for more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License
 
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 * along with this program; if not, write to the Free Software
 
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
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 *
 
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 */
 
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#include "config.h"
 
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#include <gtk/gtk.h>
 
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#include "imap_commands.h"
 
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#include "libgimp/stdplugins-intl.h"
 
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static void delete_command_destruct(Command_t *parent);
 
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static CmdExecuteValue_t delete_command_execute(Command_t *parent);
 
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static void delete_command_undo(Command_t *parent);
 
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static CommandClass_t delete_command_class = {
 
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   delete_command_destruct,
 
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   delete_command_execute,
 
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   delete_command_undo,
 
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   NULL                         /* delete_command_redo */
 
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};
 
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typedef struct {
 
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   Command_t parent;
 
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   ObjectList_t *list;
 
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   Object_t     *obj;
 
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   gint          position;
 
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   gboolean      changed;
 
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} DeleteCommand_t;
 
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Command_t* 
 
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delete_command_new(ObjectList_t *list, Object_t *obj)
 
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{
 
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   DeleteCommand_t *command = g_new(DeleteCommand_t, 1);
 
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   command->list = list;
 
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   command->obj = object_ref(obj);
 
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   return command_init(&command->parent, _("Delete"), 
 
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                       &delete_command_class);
 
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}
 
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static void
 
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delete_command_destruct(Command_t *parent)
 
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{
 
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   DeleteCommand_t *command = (DeleteCommand_t*) parent;
 
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   object_unref(command->obj);
 
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}
 
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static CmdExecuteValue_t
 
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delete_command_execute(Command_t *parent)
 
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{
 
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   DeleteCommand_t *command = (DeleteCommand_t*) parent;
 
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   command->changed = object_list_get_changed(command->list);
 
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   command->position = object_get_position_in_list(command->obj);
 
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   object_list_remove(command->list, command->obj);
 
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   return CMD_APPEND;
 
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}
 
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static void
 
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delete_command_undo(Command_t *parent)
 
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{
 
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   DeleteCommand_t *command = (DeleteCommand_t*) parent;
 
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   object_list_insert(command->list, command->position, command->obj);
 
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   object_list_set_changed(command->list, command->changed);
 
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}