--- lbbs/include/editor.h	2025/06/12 10:34:21	1.5
+++ lbbs/include/editor.h	2026/01/03 10:27:14	1.12
@@ -1,31 +1,27 @@
-/***************************************************************************
-						   editor.h  -  description
-							 -------------------
-	copyright            : (C) 2004-2025 by Leaflet
-	email                : leaflet@leafok.com
- ***************************************************************************/
-
-/***************************************************************************
- *                                                                         *
- *   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 3 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- ***************************************************************************/
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * editor
+ *   - user interactive full-screen text editor
+ *
+ * Copyright (C) 2004-2026  Leaflet <leaflet@leafok.com>
+ */
 
 #ifndef _EDITOR_H_
 #define _EDITOR_H_
 
 #include "screen.h"
 
-#define MAX_EDITOR_DATA_LINES 65536
-#define MAX_EDITOR_DATA_LINE_LENGTH 1024
+enum editor_constant_t
+{
+	MAX_EDITOR_DATA_LINES = 65536,
+	MAX_EDITOR_DATA_LINE_LENGTH = 1024,
+};
 
 struct editor_data_t
 {
 	char *p_display_lines[MAX_EDITOR_DATA_LINES];
-	long display_line_lengths[MAX_EDITOR_DATA_LINES];
+	long display_line_lengths[MAX_EDITOR_DATA_LINES]; // string length of display line
+	int display_line_widths[MAX_EDITOR_DATA_LINES];	  // display width of display line
 	long display_line_total;
 };
 typedef struct editor_data_t EDITOR_DATA;
@@ -51,7 +47,7 @@ extern int editor_display(EDITOR_DATA *p
 extern int editor_data_insert(EDITOR_DATA *p_editor_data, long *p_display_line, long *p_offset,
 							  const char *str, int str_len, long *p_last_updated_line);
 
-extern int editor_data_delete(EDITOR_DATA *p_editor_data, long display_line, long offset,
-							  long *p_last_updated_line);
+extern int editor_data_delete(EDITOR_DATA *p_editor_data, long *p_display_line, long *p_offset,
+							  long *p_last_updated_line, int del_line);
 
 #endif //_EDITOR_H_