ncurses 5.4

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

diff --git a/ncurses/widechar/lib_add_wch.c b/ncurses/widechar/lib_add_wch.c
new file mode 100644 (file)
index 0000000..8d4346e
--- /dev/null
+++ b/ncurses/widechar/lib_add_wch.c
@@ -0,0 +1,109 @@
+/****************************************************************************
+ * Copyright (c) 2004 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.                                                           *
+ ****************************************************************************/
+
+/*
+**     lib_add_wch.c
+**
+**     The routine wadd_wch().
+**
+*/
+
+#include <curses.priv.h>
+
+MODULE_ID("$Id: lib_add_wch.c,v 1.2 2004/02/07 17:53:33 tom Exp $")
+
+NCURSES_EXPORT(int)
+wadd_wch(WINDOW *win, const cchar_t * wch)
+{
+    PUTC_DATA;
+    int n;
+    int code = ERR;
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wadd_wch(%p, %s)"), win,
+                                     _tracech_t(wch)));
+
+    if (win != 0) {
+       PUTC_INIT;
+       while (PUTC_i < CCHARW_MAX) {
+           if ((PUTC_ch = wch->chars[PUTC_i++]) == L'\0')
+               break;
+           if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
+               code = ERR;
+               if (PUTC_ch < 256)
+                   code = waddch(win, UChar(PUTC_ch));
+               break;
+           }
+           for (n = 0; n < PUTC_n; n++) {
+               if ((code = waddch(win, UChar(PUTC_buf[n]))) == ERR) {
+                   break;
+               }
+           }
+           if (code == ERR)
+               break;
+       }
+    }
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}
+
+NCURSES_EXPORT(int)
+wecho_wchar(WINDOW *win, const cchar_t * wch)
+{
+    PUTC_DATA;
+    int n;
+    int code = ERR;
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wecho_wchar(%p, %s)"), win,
+                                     _tracech_t(wch)));
+
+    if (win != 0) {
+       PUTC_INIT;
+       while (PUTC_i < CCHARW_MAX) {
+           if ((PUTC_ch = wch->chars[PUTC_i++]) == L'\0')
+               break;
+           if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
+               code = ERR;
+               if (PUTC_ch < 256)
+                   code = waddch(win, UChar(PUTC_ch));
+               break;
+           }
+           for (n = 0; n < PUTC_n; n++) {
+               if ((code = waddch(win, UChar(PUTC_buf[n]))) == ERR) {
+                   break;
+               }
+           }
+           if (code == ERR)
+               break;
+       }
+       wrefresh(win);
+    }
+
+    TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
+    return (code);
+}