Annotation of src/lib/libcurses/curses_private.h, Revision 1.18
1.18 ! blymn 1: /* $NetBSD: curses_private.h,v 1.17 2001/12/02 09:14:21 blymn Exp $ */
1.1 blymn 2:
3: /*-
4: * Copyright (c) 1998-2000 Brett Lymn
5: * (blymn@baea.com.au, brett_lymn@yahoo.com.au)
6: * All rights reserved.
7: *
8: * This code has been donated to The NetBSD Foundation by the Author.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. The name of the author may not be used to endorse or promote products
1.16 wiz 16: * derived from this software without specific prior written permission
1.1 blymn 17: *
18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28: *
29: *
30: */
31:
1.17 blymn 32: #include <termios.h>
33:
1.1 blymn 34: /* Private structure definitions for curses. */
1.18 ! blymn 35:
! 36: /* Termcap capabilities. */
! 37: extern char __tc_am, __tc_bs, __tc_cc, __tc_da, __tc_eo,
! 38: __tc_hc, __tc_hl, __tc_in, __tc_mi, __tc_ms,
! 39: __tc_nc, __tc_ns, __tc_os, __tc_ul, __tc_ut,
! 40: __tc_xb, __tc_xn, __tc_xt, __tc_xs, __tc_xx;
! 41: extern char __CA;
! 42: extern int __tc_pa, __tc_Co, __tc_NC;
! 43: extern char *__tc_ac, *__tc_AB, *__tc_ae, *__tc_AF, *__tc_AL,
! 44: *__tc_al, *__tc_as, *__tc_bc, *__tc_bl, *__tc_bt,
! 45: *__tc_cd, *__tc_ce, *__tc_cl, *__tc_cm, *__tc_cr,
! 46: *__tc_cs, *__tc_dc, *__tc_DL, *__tc_dl, *__tc_dm,
! 47: *__tc_DO, *__tc_do, *__tc_eA, *__tc_ed, *__tc_ei,
! 48: *__tc_ho, *__tc_Ic, *__tc_ic, *__tc_im, *__tc_Ip,
! 49: *__tc_ip, *__tc_k0, *__tc_k1, *__tc_k2, *__tc_k3,
! 50: *__tc_k4, *__tc_k5, *__tc_k6, *__tc_k7, *__tc_k8,
! 51: *__tc_k9, *__tc_kd, *__tc_ke, *__tc_kh, *__tc_kl,
! 52: *__tc_kr, *__tc_ks, *__tc_ku, *__tc_LE, *__tc_ll,
! 53: *__tc_ma, *__tc_mb, *__tc_md, *__tc_me, *__tc_mh,
! 54: *__tc_mk, *__tc_mm, *__tc_mo, *__tc_mp, *__tc_mr,
! 55: *__tc_nd, *__tc_nl, *__tc_oc, *__tc_op,
! 56: *__tc_rc, *__tc_RI, *__tc_Sb, *__tc_sc, *__tc_se,
! 57: *__tc_SF, *__tc_Sf, *__tc_sf, *__tc_so, *__tc_sp,
! 58: *__tc_SR, *__tc_sr, *__tc_ta, *__tc_te, *__tc_ti,
! 59: *__tc_uc, *__tc_ue, *__tc_UP, *__tc_up, *__tc_us,
! 60: *__tc_vb, *__tc_ve, *__tc_vi, *__tc_vs;
! 61:
1.1 blymn 62: /*
63: * A window an array of __LINE structures pointed to by the 'lines' pointer.
64: * A line is an array of __LDATA structures pointed to by the 'line' pointer.
65: *
66: * IMPORTANT: the __LDATA structure must NOT induce any padding, so if new
67: * fields are added -- padding fields with *constant values* should ensure
68: * that the compiler will not generate any padding when storing an array of
69: * __LDATA structures. This is to enable consistent use of memcmp, and memcpy
70: * for comparing and copying arrays.
71: */
72:
73: struct __ldata {
74: wchar_t ch; /* Character */
75: attr_t attr; /* Attributes */
1.5 jdc 76: wchar_t bch; /* Background character */
77: attr_t battr; /* Background attributes */
1.1 blymn 78: };
79:
80: #define __LDATASIZE (sizeof(__LDATA))
81:
82: struct __line {
83: #define __ISDIRTY 0x01 /* Line is dirty. */
84: #define __ISPASTEOL 0x02 /* Cursor is past end of line */
85: unsigned int flags;
86: unsigned int hash; /* Hash value for the line. */
87: int *firstchp, *lastchp; /* First and last chngd columns ptrs */
88: int firstch, lastch; /* First and last changed columns. */
89: __LDATA *line; /* Pointer to the line text. */
90: };
91:
92: struct __window { /* Window structure. */
93: struct __window *nextp, *orig; /* Subwindows list and parent. */
94: int begy, begx; /* Window home. */
95: int cury, curx; /* Current x, y coordinates. */
96: int maxy, maxx; /* Maximum values for curx, cury. */
97: short ch_off; /* x offset for firstch/lastch. */
98: __LINE **lines; /* Array of pointers to the lines */
99: __LINE *lspace; /* line space (for cleanup) */
100: __LDATA *wspace; /* window space (for cleanup) */
101:
102: #define __ENDLINE 0x00000001 /* End of screen. */
103: #define __FLUSH 0x00000002 /* Fflush(stdout) after refresh. */
104: #define __FULLWIN 0x00000004 /* Window is a screen. */
105: #define __IDLINE 0x00000008 /* Insert/delete sequences. */
106: #define __SCROLLWIN 0x00000010 /* Last char will scroll window. */
107: #define __SCROLLOK 0x00000020 /* Scrolling ok. */
108: #define __CLEAROK 0x00000040 /* Clear on next refresh. */
109: #define __LEAVEOK 0x00000100 /* If cursor left */
110: #define __KEYPAD 0x00010000 /* If interpreting keypad codes */
111: #define __NOTIMEOUT 0x00020000 /* Wait indefinitely for func keys */
112: unsigned int flags;
113: int delay; /* delay for getch() */
114: attr_t wattr; /* Character attributes */
1.5 jdc 115: wchar_t bch; /* Background character */
1.2 jdc 116: attr_t battr; /* Background attributes */
1.14 jdc 117: int scr_t, scr_b; /* Scrolling region top, bottom */
1.1 blymn 118: };
1.5 jdc 119:
120: /* Set of attributes unset by 'me' - 'mb', 'md', 'mh', 'mk', 'mp' and 'mr'. */
121: #define __TERMATTR \
122: (__REVERSE | __BLINK | __DIM | __BOLD | __BLANK | __PROTECT)
1.2 jdc 123:
1.3 jdc 124: struct __winlist {
125: struct __window *winp; /* The window. */
126: struct __winlist *nextp; /* Next window. */
127: };
128:
1.17 blymn 129: struct __color {
130: short num;
131: short red;
132: short green;
133: short blue;
134: int flags;
135: };
136:
137: /* List of colour pairs */
138: struct __pair {
139: short fore;
140: short back;
141: int flags;
142: };
143:
144: /* Maximum colours */
145: #define MAX_COLORS 64
146: /* Maximum colour pairs - determined by number of colour bits in attr_t */
147: #define MAX_PAIRS 64 /* PAIR_NUMBER(__COLOR) + 1 */
148:
149: typedef struct keymap keymap_t;
150:
151: /* this is the encapsulation of the terminal definition, one for
152: * each terminal that curses talks to.
153: */
154: struct __screen {
155: FILE *infd, *outfd; /* input and output file descriptors */
156: WINDOW *curscr; /* Current screen. */
157: WINDOW *stdscr; /* Standard screen. */
158: WINDOW *__virtscr; /* Virtual screen (for doupdate()). */
159: int curwin; /* current window for refresh */
160: short lx, ly; /* loop parameters for refresh */
161: int COLS; /* Columns on the screen. */
162: int LINES; /* Lines on the screen. */
163: int COLORS; /* Maximum colors on the screen */
164: int COLOR_PAIRS; /* Maximum color pairs on the screen */
165: int My_term; /* Use Def_term regardless. */
166: char GT; /* Gtty indicates tabs. */
167: char NONL; /* Term can't hack LF doing a CR. */
168: char UPPERCASE; /* Terminal is uppercase only. */
169:
170: /* BEWARE!!! The order of the following terminal capabilities */
171: /* (tc_foo) is important - do not update without fixing the zap */
172: /* function in setterm.c */
173: char tc_am, tc_bs, tc_cc, tc_da, tc_eo, tc_hc, tc_hl, tc_in, tc_mi,
174: tc_ms, tc_nc, tc_ns, tc_os, tc_ul, tc_ut, tc_xb, tc_xn, tc_xt,
175: tc_xs, tc_xx;
176: int flag_count;
177: int tc_pa, tc_Co, tc_NC;
178: int int_count;
179: char *tc_AB, *tc_ac, *tc_ae, *tc_AF, *tc_AL,
180: *tc_al, *tc_as, *tc_bc, *tc_bl, *tc_bt,
181: *tc_cd, *tc_ce, *tc_cl, *tc_cm, *tc_cr,
182: *tc_cs, *tc_dc, *tc_DL, *tc_dl, *tc_dm,
183: *tc_DO, *tc_do, *tc_eA, *tc_ed, *tc_ei,
184: *tc_ho, *tc_Ic, *tc_ic, *tc_im, *tc_Ip,
185: *tc_ip, *tc_k0, *tc_k1, *tc_k2, *tc_k3,
186: *tc_k4, *tc_k5, *tc_k6, *tc_k7, *tc_k8,
187: *tc_k9, *tc_kd, *tc_ke, *tc_kh, *tc_kl,
188: *tc_kr, *tc_ks, *tc_ku, *tc_LE, *tc_ll,
189: *tc_ma, *tc_mb, *tc_md, *tc_me, *tc_mh,
190: *tc_mk, *tc_mm, *tc_mo, *tc_mp, *tc_mr,
191: *tc_nd, *tc_nl, *tc_oc, *tc_op, *tc_pc,
192: *tc_rc, *tc_RI, *tc_Sb, *tc_sc, *tc_se,
193: *tc_SF, *tc_Sf, *tc_sf, *tc_so, *tc_sp,
194: *tc_SR, *tc_sr, *tc_ta, *tc_te, *tc_ti,
195: *tc_uc, *tc_ue, *tc_UP, *tc_up, *tc_us,
196: *tc_vb, *tc_ve, *tc_vi, *tc_vs;
197: char CA;
198: int str_count;
199: chtype acs_char[NUM_ACS];
200: struct __color colours[MAX_COLORS];
201: struct __pair colour_pairs[MAX_PAIRS];
202: attr_t nca;
203:
204: /* Style of colour manipulation */
205: #define COLOR_NONE 0
206: #define COLOR_ANSI 1 /* ANSI/DEC-style colour manipulation */
207: #define COLOR_HP 2 /* HP-style colour manipulation */
208: #define COLOR_TEK 3 /* Tektronix-style colour manipulation */
209: #define COLOR_OTHER 4 /* None of the others but can set fore/back */
210: int color_type;
211:
212: attr_t mask_op;
213: attr_t mask_me;
214: attr_t mask_ue;
215: attr_t mask_se;
216: struct tinfo *cursesi_genbuf;
217: int old_mode; /* old cursor visibility state for terminal */
218: keymap_t *base_keymap;
219: int echoit;
220: int pfast;
221: int rawmode;
222: int noqch;
223: int clearok;
224: int useraw;
225: struct __winlist *winlistp;
226: struct termios cbreakt, rawt, *curt, save_termios;
227: struct termios orig_termios, baset, savedtty;
228: int ovmin;
229: int ovtime;
230: char *stdbuf;
231: unsigned int len;
232: int meta_state;
233: char pad_char;
234: char ttytype[1024];
235: int endwin;
236: };
237:
238:
1.11 jdc 239: extern char __GT; /* Gtty indicates tabs. */
240: extern char __NONL; /* Term can't hack LF doing a CR. */
241: extern char __UPPERCASE; /* Terminal is uppercase only. */
242: extern int My_term; /* Use Def_term regardless. */
243: extern const char *Def_term; /* Default terminal type. */
1.17 blymn 244: extern SCREEN *_cursesi_screen; /* The current screen in use */
1.11 jdc 245:
1.2 jdc 246: /* Private functions. */
247: #ifdef DEBUG
1.4 blymn 248: void __CTRACE(const char *fmt, ...);
1.2 jdc 249: #endif
1.17 blymn 250: void _cursesi_free_keymap(keymap_t *map);
251: int _cursesi_gettmode(SCREEN *screen);
252: void _cursesi_reset_acs(SCREEN *screen);
253: void _cursesi_resetterm(SCREEN *screen);
254: int _cursesi_setterm(char *type, SCREEN *screen);
1.4 blymn 255: int __delay(void);
256: unsigned int __hash(char *s, int len);
257: void __id_subwins(WINDOW *orig);
1.17 blymn 258: void __init_getch(SCREEN *screen);
259: void __init_acs(SCREEN *screen);
1.4 blymn 260: char *__longname(char *bp, char *def); /* Original BSD version */
261: int __mvcur(int ly, int lx, int y, int x, int in_refresh);
1.17 blymn 262: WINDOW *__newwin(SCREEN *screen, int lines, int cols, int y, int x);
1.4 blymn 263: int __nodelay(void);
264: int __notimeout(void);
265: char *__parse_cap(const char *, ...);
266: void __restartwin(void);
267: void __restore_colors(void);
1.6 blymn 268: void __restore_cursor_vis(void);
269: void __restore_meta_state(void);
1.4 blymn 270: void __restore_termios(void);
271: void __restore_stophandler(void);
272: void __save_termios(void);
273: void __set_color(attr_t attr);
274: void __set_stophandler(void);
275: void __set_subwin(WINDOW *orig, WINDOW *win);
1.17 blymn 276: void __startwin(SCREEN *screen);
1.4 blymn 277: void __stop_signal_handler(int signo);
278: int __stopwin(void);
279: void __swflags(WINDOW *win);
280: int __timeout(int delay);
1.10 mycroft 281: int __touchline(WINDOW *win, int y, int sx, int ex);
1.4 blymn 282: int __touchwin(WINDOW *win);
283: char *__tscroll(const char *cap, int n1, int n2);
1.7 jdc 284: void __unsetattr(int);
1.4 blymn 285: int __waddch(WINDOW *win, __LDATA *dp);
1.15 jdc 286: int __wgetnstr(WINDOW *, char *, int);
1.2 jdc 287:
288: /* Private #defines. */
289: #define min(a,b) (a < b ? a : b)
290: #define max(a,b) (a > b ? a : b)
291:
292: /* Private externs. */
1.3 jdc 293: extern int __echoit;
294: extern int __endwin;
295: extern int __pfast;
296: extern int __rawmode;
297: extern int __noqch;
298: extern attr_t __nca;
1.11 jdc 299: extern attr_t __mask_op, __mask_me, __mask_ue, __mask_se;
1.3 jdc 300: extern struct __winlist *__winlistp;
1.7 jdc 301: extern WINDOW *__virtscr;
CVSweb <webmaster@jp.NetBSD.org>