X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fwidechar%2Flib_ins_wch.c;h=2aa71a50663952f301e277ef28eb8c9710c5bbf3;hp=c3d0420e53b898312ca6f46e5bf10537cfc44925;hb=448c4dbefe6aa9604a5a8cefa3b3596b3ddb4b78;hpb=027ae42953e3186daed8f3882da73de48291b606

diff --git a/ncurses/widechar/lib_ins_wch.c b/ncurses/widechar/lib_ins_wch.c
index c3d0420e..2aa71a50 100644
--- a/ncurses/widechar/lib_ins_wch.c
+++ b/ncurses/widechar/lib_ins_wch.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2002-2003,2005 Free Software Foundation, Inc.              *
+ * Copyright (c) 2002-2010,2011 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            *
@@ -39,39 +39,44 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: lib_ins_wch.c,v 1.8 2005/12/03 20:24:19 tom Exp $")
+MODULE_ID("$Id: lib_ins_wch.c,v 1.17 2011/10/22 16:34:50 tom Exp $")
 
 /*
  * Insert the given character, updating the current location to simplify
  * inserting a string.
  */
-static int
+NCURSES_EXPORT(int)
 _nc_insert_wch(WINDOW *win, const cchar_t *wch)
 {
     int cells = wcwidth(CharOf(CHDEREF(wch)));
     int cell;
+    int code = OK;
+
+    if (cells < 0) {
+	code = winsch(win, (chtype) CharOf(CHDEREF(wch)));
+    } else {
+	if (cells == 0)
+	    cells = 1;
+
+	if (win->_curx <= win->_maxx) {
+	    struct ldat *line = &(win->_line[win->_cury]);
+	    NCURSES_CH_T *end = &(line->text[win->_curx]);
+	    NCURSES_CH_T *temp1 = &(line->text[win->_maxx]);
+	    NCURSES_CH_T *temp2 = temp1 - cells;
+
+	    CHANGED_TO_EOL(line, win->_curx, win->_maxx);
+	    while (temp1 > end)
+		*temp1-- = *temp2--;
+
+	    *temp1 = _nc_render(win, *wch);
+	    for (cell = 1; cell < cells; ++cell) {
+		SetWidecExt(temp1[cell], cell);
+	    }
 
-    if (cells <= 0)
-	cells = 1;
-
-    if (win->_curx <= win->_maxx) {
-	struct ldat *line = &(win->_line[win->_cury]);
-	NCURSES_CH_T *end = &(line->text[win->_curx]);
-	NCURSES_CH_T *temp1 = &(line->text[win->_maxx]);
-	NCURSES_CH_T *temp2 = temp1 - cells;
-
-	CHANGED_TO_EOL(line, win->_curx, win->_maxx);
-	while (temp1 > end)
-	    *temp1-- = *temp2--;
-
-	*temp1 = _nc_render(win, *wch);
-	for (cell = 1; cell < cells; ++cell) {
-	    SetWidecExt(temp1[cell], cell);
+	    win->_curx++;
 	}
-
-	win->_curx++;
     }
-    return OK;
+    return code;
 }
 
 NCURSES_EXPORT(int)
@@ -81,7 +86,7 @@ wins_wch(WINDOW *win, const cchar_t *wch)
     NCURSES_SIZE_T ox;
     int code = ERR;
 
-    T((T_CALLED("wins_wch(%p, %s)"), win, _tracecchar_t(wch)));
+    T((T_CALLED("wins_wch(%p, %s)"), (void *) win, _tracecchar_t(wch)));
 
     if (win != 0) {
 	oy = win->_cury;
@@ -104,32 +109,35 @@ wins_nwstr(WINDOW *win, const wchar_t *wstr, int n)
     NCURSES_SIZE_T ox;
     const wchar_t *cp;
 
-    T((T_CALLED("wins_nwstr(%p,%s,%d)"), win, _nc_viswbufn(wstr, n), n));
+    T((T_CALLED("wins_nwstr(%p,%s,%d)"),
+       (void *) win, _nc_viswbufn(wstr, n), n));
 
     if (win != 0
 	&& wstr != 0) {
 	if (n < 1)
-	    n = wcslen(wstr);
+	    n = (int) wcslen(wstr);
 	code = OK;
 	if (n > 0) {
+	    SCREEN *sp = _nc_screen_of(win);
+
 	    oy = win->_cury;
 	    ox = win->_curx;
 	    for (cp = wstr; *cp && ((cp - wstr) < n); cp++) {
 		int len = wcwidth(*cp);
 
-		if (len != 1 || !is8bits(*cp)) {
+		if ((len >= 0 && len != 1) || !is7bits(*cp)) {
 		    cchar_t tmp_cchar;
 		    wchar_t tmp_wchar = *cp;
 		    memset(&tmp_cchar, 0, sizeof(tmp_cchar));
 		    (void) setcchar(&tmp_cchar,
 				    &tmp_wchar,
 				    WA_NORMAL,
-				    0,
+				    (short) 0,
 				    (void *) 0);
 		    code = _nc_insert_wch(win, &tmp_cchar);
 		} else {
 		    /* tabs, other ASCII stuff */
-		    code = _nc_insert_ch(win, (chtype) (*cp));
+		    code = _nc_insert_ch(sp, win, (chtype) (*cp));
 		}
 		if (code != OK)
 		    break;