1/*
2* Copyright (c) 2018 (https://github.com/phase1geo/Minder)
3*
4* This program is free software; you can redistribute it and/or
5* modify it under the terms of the GNU General Public
6* License as published by the Free Software Foundation; either
7* version 2 of the License, or (at your option) any later version.
8*
9* This program is distributed in the hope that it will be useful,
10* but WITHOUT ANY WARRANTY; without even the implied warranty of
11* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12* General Public License for more details.
13*
14* You should have received a copy of the GNU General Public
15* License along with this program; if not, write to the
16* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17* Boston, MA 02110-1301 USA
18*
19* Authored by: Trevor Williams <phase1geo@gmail.com>
20*/
21
22using Gtk;
23
24public class UndoNodeNote : UndoItem {
25
26  Node   _node;
27  string _old_note;
28  string _new_note;
29
30  /* Constructor for a node name change */
31  public UndoNodeNote( Node n, string old_note ) {
32    base( _( "node note change" ) );
33    _node     = n;
34    _old_note = old_note;
35    _new_note = n.note;
36  }
37
38  /* Undoes a node name change */
39  public override void undo( DrawArea da ) {
40    _node.note = _old_note;
41    da.queue_draw();
42    da.current_changed( da );
43    da.auto_save();
44  }
45
46  /* Redoes a node name change */
47  public override void redo( DrawArea da ) {
48    _node.note = _new_note;
49    da.queue_draw();
50    da.current_changed( da );
51    da.auto_save();
52  }
53
54}
55