diff options
Diffstat (limited to 'fluid/app/undo.h')
| -rw-r--r-- | fluid/app/undo.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/fluid/app/undo.h b/fluid/app/undo.h new file mode 100644 index 000000000..e8ffab891 --- /dev/null +++ b/fluid/app/undo.h @@ -0,0 +1,37 @@ +// +// FLUID undo definitions for the Fast Light Tool Kit (FLTK). +// +// Copyright 1998-2025 by Bill Spitzak and others. +// +// This library is free software. Distribution and use rights are outlined in +// the file "COPYING" which should have been included with this file. If this +// file is missing or damaged, see the license at: +// +// https://www.fltk.org/COPYING.php +// +// Please see the following page on how to report bugs and issues: +// +// https://www.fltk.org/bugs.php +// + +#ifndef undo_h +#define undo_h + +class Fl_Widget; + +#define kUndoWindowResize 1 + +extern int undo_current; // Current undo level in buffer +extern int undo_last; // Last undo level in buffer +extern int undo_save; // Last undo level that was saved +extern int undo_once_type; // Suspend further undos of the same type + +void redo_cb(Fl_Widget *, void *); // Redo menu callback +void undo_cb(Fl_Widget *, void *); // Undo menu callback +void undo_checkpoint(); // Save current file to undo buffer +int undo_checkpoint_once(int type); // Save undo buffer once until a different checkpoint type is called +void undo_clear(); // Clear undo buffer +void undo_resume(); // Resume undo checkpoints +void undo_suspend(); // Suspend undo checkpoints + +#endif // !undo_h |