84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
/*
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* This is a plug-in for PIKA.
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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 3 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, see <https://www.gnu.org/licenses/>.
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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 "libpika/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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}
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