/****************************************************************************
- * Copyright (c) 1998,1999,2000,2001 Free Software Foundation, Inc. *
+ * Copyright 2020 Thomas E. Dickey *
+ * Copyright 1998-2016,2017 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
+ * and: Sven Verdoolaege 2001 *
****************************************************************************/
/*
#include <curses.priv.h>
-MODULE_ID("$Id: lib_hline.c,v 1.10 2001/06/03 00:39:24 skimo Exp $")
+MODULE_ID("$Id: lib_hline.c,v 1.16 2020/02/02 23:34:34 tom Exp $")
NCURSES_EXPORT(int)
whline(WINDOW *win, chtype ch, int n)
{
int code = ERR;
- NCURSES_SIZE_T start;
- NCURSES_SIZE_T end;
- T((T_CALLED("whline(%p,%s,%d)"), win, _tracechtype(ch), n));
+ T((T_CALLED("whline(%p,%s,%d)"), (void *) win, _tracechtype(ch), n));
if (win) {
struct ldat *line = &(win->_line[win->_cury]);
NCURSES_CH_T wch;
+ int start = win->_curx;
+ int end = start + n - 1;
- start = win->_curx;
- end = start + n - 1;
if (end > win->_maxx)
end = win->_maxx;
CHANGED_RANGE(line, start, end);
if (ch == 0)
- SetChar(wch, ChCharOf(ACS_HLINE), ChAttrOf(ACS_HLINE));
+ SetChar2(wch, ACS_HLINE);
else
- SetChar(wch, ChCharOf(ch), ChAttrOf(ch));
+ SetChar2(wch, ch);
wch = _nc_render(win, wch);
+#if USE_WIDEC_SUPPORT
+ if (start > 0 && isWidecExt(line->text[start])) {
+ SetChar2(line->text[start - 1], ' ');
+ }
+ if (end < win->_maxx && isWidecExt(line->text[end + 1])) {
+ SetChar2(line->text[end + 1], ' ');
+ }
+#endif
while (end >= start) {
line->text[end] = wch;
end--;