ncurses 5.3

[ncurses.git] / ncurses / widechar / lib_ins_nwstr.c

diff --git a/ncurses/widechar/lib_ins_nwstr.c b/ncurses/widechar/lib_ins_nwstr.c
new file mode 100644 (file)
index 0000000..4b73771
--- /dev/null
+++ b/ncurses/widechar/lib_ins_nwstr.c
@@ -0,0 +1,84 @@
+/****************************************************************************
+ * Copyright (c) 2002 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            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Thomas Dickey 2002                                               *
+ ****************************************************************************/
+
+/*
+**     lib_ins_nwstr.c
+**
+**     The routine wins_nwstr().
+**
+*/
+
+#include <curses.priv.h>
+#include <ctype.h>
+
+MODULE_ID("$Id: lib_ins_nwstr.c,v 1.3 2002/09/28 16:31:33 tom Exp $")
+
+NCURSES_EXPORT(int)
+wins_nwstr(WINDOW *win, const wchar_t * wstr, int n)
+{
+    int code = ERR;
+    NCURSES_SIZE_T oy;
+    NCURSES_SIZE_T ox;
+    const wchar_t *cp;
+
+    T((T_CALLED("wins_nwstr(%p,%s,%d)"), win, _nc_viswbufn(wstr,n), n));
+
+    if (win != 0
+       && wstr != 0
+       && wcwidth(*wstr) > 0) {
+       code = OK;
+       if (n < 1)
+           n = wcslen(wstr);
+       oy = win->_cury;
+       ox = win->_curx;
+       for (cp = wstr; *cp && ((cp - wstr) < n); cp++) {
+           NCURSES_CH_T wch;
+           SetChar2(wch, *cp);
+           if (*cp == '\n' || *cp == '\r' || *cp == '\t' || *cp == '\b') {
+               _nc_waddch_nosync(win, wch);
+           } else if (is7bits(*cp) && iscntrl(*cp)) {
+               winsch(win, ' ' + (chtype) (*cp));
+               winsch(win, (chtype) '^');
+               win->_curx += 2;
+           } else if (wins_wch(win, &wch) == ERR
+                      || win->_curx > win->_maxx) {
+               break;
+           }
+       }
+
+       win->_curx = ox;
+       win->_cury = oy;
+       _nc_synchook(win);
+       code = OK;
+    }
+    returnCode(code);
+}