2 * Copyright (c) 1981, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#)curses.h 8.4 (Berkeley) 8/10/94
35 #include <sys/types.h>
36 #include <sys/cdefs.h>
50 * The following #defines and #includes are present for backward
51 * compatibility only. They should not be used in future code.
53 * START BACKWARD COMPATIBILITY ONLY.
55 #ifndef _CURSES_PRIVATE
56 #define _puts(s) tputs(s, 0, __cputchar)
57 #define _putchar(c) __cputchar(c)
59 /* Old-style terminal modes access. */
60 #define baudrate() (cfgetospeed(&__baset))
61 #define crmode() cbreak()
62 #define erasechar() (__baset.c_cc[VERASE])
63 #define killchar() (__baset.c_cc[VKILL])
64 #define nocrmode() nocbreak()
65 #define ospeed (cfgetospeed(&__baset))
66 #endif /* _CURSES_PRIVATE */
68 extern char GT; /* Gtty indicates tabs. */
69 extern char NONL; /* Term can't hack LF doing a CR. */
70 extern char UPPERCASE; /* Terminal is uppercase only. */
72 extern int My_term; /* Use Def_term regardless. */
73 extern char *Def_term; /* Default terminal type. */
75 /* Termcap capabilities. */
76 extern char AM, BS, CA, DA, EO, HC, IN, MI, MS, NC, NS, OS,
77 PC, UL, XB, XN, XT, XS, XX;
78 extern char *AL, *BC, *BT, *CD, *CE, *CL, *CM, *CR, *CS, *DC, *DL,
79 *DM, *DO, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5, *K6,
80 *K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL,
81 *KR, *KS, *KU, *LL, *MA, *ND, *NL, *RC, *SC, *SE, *SF,
82 *SO, *SR, *TA, *TE, *TI, *UC, *UE, *UP, *US, *VB, *VS,
83 *VE, *al, *dl, *sf, *sr,
84 *AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
87 /* END BACKWARD COMPATIBILITY ONLY. */
89 /* 8-bit ASCII characters. */
90 #define unctrl(c) __unctrl[(c) & 0xff]
91 #define unctrllen(ch) __unctrllen[(ch) & 0xff]
93 extern char *__unctrl[256]; /* Control strings. */
94 extern char __unctrllen[256]; /* Control strings length. */
97 * A window an array of __LINE structures pointed to by the 'lines' pointer.
98 * A line is an array of __LDATA structures pointed to by the 'line' pointer.
100 * IMPORTANT: the __LDATA structure must NOT induce any padding, so if new
101 * fields are added -- padding fields with *constant values* should ensure
102 * that the compiler will not generate any padding when storing an array of
103 * __LDATA structures. This is to enable consistent use of memcmp, and memcpy
104 * for comparing and copying arrays.
107 char ch; /* the actual character */
109 #define __STANDOUT 0x01 /* Added characters are standout. */
110 char attr; /* attributes of character */
113 #define __LDATASIZE (sizeof(__LDATA))
116 #define __ISDIRTY 0x01 /* Line is dirty. */
117 #define __ISPASTEOL 0x02 /* Cursor is past end of line */
118 #define __FORCEPAINT 0x04 /* Force a repaint of the line */
120 unsigned int hash; /* Hash value for the line. */
121 size_t *firstchp, *lastchp; /* First and last chngd columns ptrs */
122 size_t firstch, lastch; /* First and last changed columns. */
123 __LDATA *line; /* Pointer to the line text. */
126 typedef struct __window { /* Window structure. */
127 struct __window *nextp, *orig; /* Subwindows list and parent. */
128 size_t begy, begx; /* Window home. */
129 size_t cury, curx; /* Current x, y coordinates. */
130 size_t maxy, maxx; /* Maximum values for curx, cury. */
131 short ch_off; /* x offset for firstch/lastch. */
132 __LINE **lines; /* Array of pointers to the lines */
133 __LINE *lspace; /* line space (for cleanup) */
134 __LDATA *wspace; /* window space (for cleanup) */
136 #define __ENDLINE 0x001 /* End of screen. */
137 #define __FLUSH 0x002 /* Fflush(stdout) after refresh. */
138 #define __FULLWIN 0x004 /* Window is a screen. */
139 #define __IDLINE 0x008 /* Insert/delete sequences. */
140 #define __SCROLLWIN 0x010 /* Last char will scroll window. */
141 #define __SCROLLOK 0x020 /* Scrolling ok. */
142 #define __CLEAROK 0x040 /* Clear on next refresh. */
143 #define __WSTANDOUT 0x080 /* Standout window */
144 #define __LEAVEOK 0x100 /* If curser left */
148 /* Curses external declarations. */
149 extern WINDOW *curscr; /* Current screen. */
150 extern WINDOW *stdscr; /* Standard screen. */
152 extern struct termios __orig_termios; /* Terminal state before curses */
153 extern struct termios __baset; /* Our base terminal state */
154 extern int __tcaction; /* If terminal hardware set. */
156 extern int COLS; /* Columns on the screen. */
157 extern int LINES; /* Lines on the screen. */
159 extern char *ttytype; /* Full name of current terminal. */
161 #define ERR (0) /* Error return. */
162 #define OK (1) /* Success return. */
164 /* Standard screen pseudo functions. */
165 #define addbytes(s, n) __waddbytes(stdscr, s, n, 0)
166 #define addch(ch) waddch(stdscr, ch)
167 #define addnstr(s, n) waddnstr(stdscr, s, n)
168 #define addstr(s) __waddbytes(stdscr, s, strlen(s), 0)
169 #define clear() wclear(stdscr)
170 #define clrtobot() wclrtobot(stdscr)
171 #define clrtoeol() wclrtoeol(stdscr)
172 #define delch() wdelch(stdscr)
173 #define deleteln() wdeleteln(stdscr)
174 #define erase() werase(stdscr)
175 #define getch() wgetch(stdscr)
176 #define getstr(s) wgetstr(stdscr, s)
177 #define inch() winch(stdscr)
178 #define insch(ch) winsch(stdscr, ch)
179 #define insertln() winsertln(stdscr)
180 #define move(y, x) wmove(stdscr, y, x)
181 #define refresh() wrefresh(stdscr)
182 #define standend() wstandend(stdscr)
183 #define standout() wstandout(stdscr)
184 #define waddbytes(w, s, n) __waddbytes(w, s, n, 0)
185 #define waddstr(w, s) __waddbytes(w, s, strlen(s), 0)
187 /* Standard screen plus movement pseudo functions. */
188 #define mvaddbytes(y, x, s, n) mvwaddbytes(stdscr, y, x, s, n)
189 #define mvaddch(y, x, ch) mvwaddch(stdscr, y, x, ch)
190 #define mvaddnstr(y, x, s, n) mvwaddnstr(stdscr, y, x, s, n)
191 #define mvaddstr(y, x, s) mvwaddstr(stdscr, y, x, s)
192 #define mvdelch(y, x) mvwdelch(stdscr, y, x)
193 #define mvgetch(y, x) mvwgetch(stdscr, y, x)
194 #define mvgetstr(y, x, s) mvwgetstr(stdscr, y, x, s)
195 #define mvinch(y, x) mvwinch(stdscr, y, x)
196 #define mvinsch(y, x, c) mvwinsch(stdscr, y, x, c)
197 #define mvwaddbytes(w, y, x, s, n) \
198 (wmove(w, y, x) == ERR ? ERR : __waddbytes(w, s, n, 0))
199 #define mvwaddch(w, y, x, ch) \
200 (wmove(w, y, x) == ERR ? ERR : waddch(w, ch))
201 #define mvwaddnstr(w, y, x, s, n) \
202 (wmove(w, y, x) == ERR ? ERR : waddnstr(w, s, n))
203 #define mvwaddstr(w, y, x, s) \
204 (wmove(w, y, x) == ERR ? ERR : __waddbytes(w, s, strlen(s), 0))
205 #define mvwdelch(w, y, x) \
206 (wmove(w, y, x) == ERR ? ERR : wdelch(w))
207 #define mvwgetch(w, y, x) \
208 (wmove(w, y, x) == ERR ? ERR : wgetch(w))
209 #define mvwgetstr(w, y, x, s) \
210 (wmove(w, y, x) == ERR ? ERR : wgetstr(w, s))
211 #define mvwinch(w, y, x) \
212 (wmove(w, y, x) == ERR ? ERR : winch(w))
213 #define mvwinsch(w, y, x, c) \
214 (wmove(w, y, x) == ERR ? ERR : winsch(w, c))
216 /* Psuedo functions. */
217 #define clearok(w, bf) \
218 ((bf) ? ((w)->flags |= __CLEAROK) : ((w)->flags &= ~__CLEAROK))
219 #define flushok(w, bf) \
220 ((bf) ? ((w)->flags |= __FLUSH) : ((w)->flags &= ~__FLUSH))
221 #define getyx(w, y, x) \
222 (y) = (w)->cury, (x) = (w)->curx
223 #define leaveok(w, bf) \
224 ((bf) ? ((w)->flags |= __LEAVEOK) : ((w)->flags &= ~__LEAVEOK))
225 #define scrollok(w, bf) \
226 ((bf) ? ((w)->flags |= __SCROLLOK) : ((w)->flags &= ~__SCROLLOK))
228 ((w)->lines[(w)->cury]->line[(w)->curx].ch & 0177)
230 /* Public function prototypes. */
232 int box(WINDOW *, int, int);
234 int delwin(WINDOW *);
237 char *fullname(char *, char *);
238 char *getcap(char *);
240 void idlok(WINDOW *, int);
241 WINDOW *initscr(void);
242 char *longname(char *, char *);
243 int mvcur(int, int, int, int);
244 int mvprintw(int, int, const char *, ...);
245 int mvscanw(int, int, const char *, ...);
246 int mvwin(WINDOW *, int, int);
247 int mvwprintw(WINDOW *, int, int, const char *, ...);
248 int mvwscanw(WINDOW *, int, int, const char *, ...);
249 WINDOW *newwin(int, int, int, int);
255 int overlay(WINDOW *, WINDOW *);
256 int overwrite(WINDOW *, WINDOW *);
257 int printw(const char *, ...);
261 int scanw(const char *, ...);
262 int scroll(WINDOW *);
264 int sscans(WINDOW *, const char *, ...);
265 WINDOW *subwin(WINDOW *, int, int, int, int);
266 int suspendwin(void);
267 int touchline(WINDOW *, int, int, int);
268 int touchoverlap(WINDOW *, WINDOW *);
269 int touchwin(WINDOW *);
270 int vwprintw(WINDOW *, const char *, __va_list);
271 int vwscanw(WINDOW *, const char *, __va_list);
272 int waddch(WINDOW *, int);
273 int waddnstr(WINDOW *, const char *, int);
274 int wclear(WINDOW *);
275 int wclrtobot(WINDOW *);
276 int wclrtoeol(WINDOW *);
277 int wdelch(WINDOW *);
278 int wdeleteln(WINDOW *);
279 int werase(WINDOW *);
280 int wgetch(WINDOW *);
281 int wgetstr(WINDOW *, char *);
282 int winsch(WINDOW *, int);
283 int winsertln(WINDOW *);
284 int wmove(WINDOW *, int, int);
285 int wprintw(WINDOW *, const char *, ...);
286 int wrefresh(WINDOW *);
287 int wscanw(WINDOW *, const char *, ...);
288 int wstandend(WINDOW *);
289 int wstandout(WINDOW *);
290 int vwprintw(WINDOW *, const char *, __va_list);
292 /* Private functions that are needed for user programs prototypes. */
293 void __cputchar(int);
294 int __waddbytes(WINDOW *, const char *, int, int);
297 /* Private functions. */
298 #ifdef _CURSES_PRIVATE
299 void __CTRACE(const char *, ...);
300 unsigned int __hash(char *, int);
301 void __id_subwins(WINDOW *);
302 int __mvcur(int, int, int, int, int);
303 void __restore_stophandler(void);
304 void __set_stophandler(void);
305 void __set_subwin(WINDOW *, WINDOW *);
306 void __startwin(void);
307 void __stop_signal_handler(int);
308 void __swflags(WINDOW *);
309 int __touchline(WINDOW *, int, int, int, int);
310 int __touchwin(WINDOW *);
311 char *__tscroll(const char *, int, int);
312 int __waddch(WINDOW *, __LDATA *);
314 /* Private #defines. */
315 #define min(a,b) (a < b ? a : b)
316 #define max(a,b) (a > b ? a : b)
318 /* Private externs. */
322 extern int __rawmode;
326 /* Termcap functions. */
328 int tgetent(char *, char *);
330 int tgetflag(char *);
331 char *tgetstr(char *, char **);
332 char *tgoto(char *, int, int);
333 void tputs(char *, int, void (*)(int));
336 #endif /* !_OCURSES_H_ */