1 /* $OpenBSD: lib_add_wch.c,v 1.1 2010/09/06 17:26:17 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 2004,2006 Free Software Foundation, Inc.                   *
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30 
31 /*
32 **	lib_add_wch.c
33 **
34 **	The routine wadd_wch().
35 **
36 */
37 
38 #include <curses.priv.h>
39 
40 MODULE_ID("$Id: lib_add_wch.c,v 1.1 2010/09/06 17:26:17 nicm Exp $")
41 
42 NCURSES_EXPORT(int)
43 wadd_wch(WINDOW *win, const cchar_t *wch)
44 {
45     PUTC_DATA;
46     int n;
47     int code = ERR;
48 
49     TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wadd_wch(%p, %s)"), win,
50 				      _tracech_t(wch)));
51 
52     if (win != 0) {
53 	PUTC_INIT;
54 	for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
55 	    attr_t attrs = (wch->attr & A_ATTRIBUTES);
56 
57 	    if ((PUTC_ch = wch->chars[PUTC_i]) == L'\0')
58 		break;
59 	    if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
60 		code = ERR;
61 		if (is8bits(PUTC_ch))
62 		    code = waddch(win, UChar(PUTC_ch) | attrs);
63 		break;
64 	    }
65 	    for (n = 0; n < PUTC_n; n++) {
66 		if ((code = waddch(win, UChar(PUTC_buf[n]) | attrs)) == ERR) {
67 		    break;
68 		}
69 	    }
70 	    if (code == ERR)
71 		break;
72 	}
73     }
74 
75     TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
76     return (code);
77 }
78 
79 NCURSES_EXPORT(int)
80 wecho_wchar(WINDOW *win, const cchar_t *wch)
81 {
82     PUTC_DATA;
83     int n;
84     int code = ERR;
85 
86     TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_CALLED("wecho_wchar(%p, %s)"), win,
87 				      _tracech_t(wch)));
88 
89     if (win != 0) {
90 	PUTC_INIT;
91 	for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
92 	    attr_t attrs = (wch->attr & A_ATTRIBUTES);
93 
94 	    if ((PUTC_ch = wch->chars[PUTC_i]) == L'\0')
95 		break;
96 	    if ((PUTC_n = wcrtomb(PUTC_buf, PUTC_ch, &PUT_st)) <= 0) {
97 		code = ERR;
98 		if (is8bits(PUTC_ch))
99 		    code = waddch(win, UChar(PUTC_ch) | attrs);
100 		break;
101 	    }
102 	    for (n = 0; n < PUTC_n; n++) {
103 		if ((code = waddch(win, UChar(PUTC_buf[n]) | attrs)) == ERR) {
104 		    break;
105 		}
106 	    }
107 	    if (code == ERR)
108 		break;
109 	}
110 	wrefresh(win);
111     }
112 
113     TR(TRACE_VIRTPUT | TRACE_CCALLS, (T_RETURN("%d"), code));
114     return (code);
115 }
116