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1.1 root 1: /* curses.h */
2:
3: /* Author:
4: * Steve Kirkendall
5: * 16820 SW Tallac Way
6: * Beaverton, OR 97006
7: * [email protected], or ...uunet!tektronix!psueea!jove!kirkenda
8: */
9:
10:
11: /* This is the header file for a small, fast, fake curses package */
12:
13: /* termcap stuff */
14: extern char *tgoto();
15: extern char *tgetstr();
16: extern void tputs();
17:
18: #if MSDOS
19: /* BIOS interface used instead of termcap for MS-DOS */
20: extern int vmode;
21: extern void v_up();
22: extern void v_cb();
23: extern void v_cs();
24: extern void v_ce();
25: extern void v_cl();
26: extern void v_cd();
27: extern void v_al();
28: extern void v_dl();
29: extern void v_sr();
30: extern void v_move();
31: #endif
32:
33: /* faddch() is a function. a pointer to it is passed to tputs() */
34: extern int faddch();
35:
36: /* data types */
37: #define WINDOW char
38:
39: /* CONSTANTS & SYMBOLS */
40: #define TRUE 1
41: #define FALSE 0
42: #define A_NORMAL 0
43: #define A_STANDOUT 1
44: #define A_BOLD 2
45: #define A_UNDERLINE 3
46: #define A_ALTCHARSET 4
47: #if MSDOS
48: #define KBSIZ (10*1024)
49: #else
50: #define KBSIZ (6*1024)
51: #endif
52:
53: /* extern variables, defined in curses.c */
54: extern short ospeed; /* tty speed, eg B2400 */
55: #if OSK
56: extern char PC_; /* Pad char */
57: extern char *BC; /* Backspace char string */
58: #else
59: extern char PC; /* Pad char */
60: #endif
61: extern WINDOW *stdscr; /* pointer into kbuf[] */
62: extern WINDOW kbuf[KBSIZ]; /* a very large output buffer */
63: extern int LINES; /* :li#: number of rows */
64: extern int COLS; /* :co#: number of columns */
65: extern int AM; /* :am: boolean: auto margins? */
66: extern int PT; /* :pt: boolean: physical tabs? */
67: extern char *VB; /* :vb=: visible bell */
68: extern char *UP; /* :up=: move cursor up */
69: extern char *SO; /* :so=: standout start */
70: extern char *SE; /* :se=: standout end */
71: extern char *US; /* :us=: underline start */
72: extern char *UE; /* :ue=: underline end */
73: extern char *MD; /* :md=: bold start */
74: extern char *ME; /* :me=: bold end */
75: extern char *AS; /* :as=: alternate (italic) start */
76: extern char *AE; /* :ae=: alternate (italic) end */
77: extern char *CM; /* :cm=: cursor movement */
78: extern char *CE; /* :ce=: clear to end of line */
79: extern char *CD; /* :cd=: clear to end of screen */
80: extern char *AL; /* :al=: add a line */
81: extern char *DL; /* :dl=: delete a line */
82: #if OSK
83: extern char *SR_; /* :sr=: scroll reverse */
84: #else
85: extern char *SR; /* :sr=: scroll reverse */
86: #endif
87: extern char *KS; /* :ks=: init string for cursor */
88: extern char *KE; /* :ke=: restore string for cursor */
89: extern char *KU; /* :ku=: sequence sent by up key */
90: extern char *KD; /* :kd=: sequence sent by down key */
91: extern char *KL; /* :kl=: sequence sent by left key */
92: extern char *KR; /* :kr=: sequence sent by right key */
93: extern char *PU; /* :PU=: key sequence sent by PgUp key */
94: extern char *PD; /* :PD=: key sequence sent by PgDn key */
95: extern char *HM; /* :HM=: key sequence sent by Home key */
96: extern char *EN; /* :EN=: key sequence sent by End key */
97: extern char *IM; /* :im=: insert mode start */
98: extern char *IC; /* :ic=: insert following char */
99: extern char *EI; /* :ei=: insert mode end */
100: extern char *DC; /* :dc=: delete a character */
101: extern char *TI; /* :ti=: terminal init */ /* GB */
102: extern char *TE; /* :te=: terminal exit */ /* GB */
103: #ifndef NO_CURSORSHAPE
104: extern char *CQ; /* :cQ=: normal cursor */
105: extern char *CX; /* :cX=: cursor used for EX command/entry */
106: extern char *CV; /* :cV=: cursor used for VI command mode */
107: extern char *CI; /* :cI=: cursor used for VI input mode */
108: extern char *CR; /* :cR=: cursor used for VI replace mode */
109: #endif
110: extern char *aend; /* end an attribute -- either UE or ME */
111: extern char ERASEKEY; /* taken from the ioctl structure */
112:
113: /* Msdos-versions may use bios; others always termcap.
114: * Will emit some 'code has no effect' warnings in unix.
115: */
116:
117: #if MSDOS
118: extern char o_pcbios[1]; /* BAH! */
119: #define CHECKBIOS(x,y) (*o_pcbios ? (x) : (y))
120: #define VOIDBIOS(x,y) {if (*o_pcbios) {x;} else {y;}}
121: #else
122: #define CHECKBIOS(x,y) (y)
123: #define VOIDBIOS(x,y) {y;}
124: #endif
125:
126: #define do_VB() VOIDBIOS(;, tputs(VB, 1, faddch))
127: #define do_UP() VOIDBIOS(v_up(), tputs(UP, 1, faddch))
128: #define do_SO() VOIDBIOS((vmode=A_STANDOUT), tputs(SO, 1, faddch))
129: #define do_SE() VOIDBIOS((vmode=A_NORMAL), tputs(SE, 1, faddch))
130: #define do_US() VOIDBIOS((vmode=A_UNDERLINE), tputs(US, 1, faddch))
131: #define do_UE() VOIDBIOS((vmode=A_NORMAL), tputs(UE, 1, faddch))
132: #define do_MD() VOIDBIOS((vmode=A_BOLD), tputs(MD, 1, faddch))
133: #define do_ME() VOIDBIOS((vmode=A_NORMAL), tputs(ME, 1, faddch))
134: #define do_AS() VOIDBIOS((vmode=A_ALTCHARSET), tputs(AS, 1, faddch))
135: #define do_AE() VOIDBIOS((vmode=A_NORMAL), tputs(AE, 1, faddch))
136: #undef do_CM /* move */
137: #define do_CE() VOIDBIOS(v_ce(), tputs(CE, 1, faddch))
138: #define do_CD() VOIDBIOS(v_cd(), tputs(CD, 1, faddch))
139: #define do_AL() VOIDBIOS(v_al(), tputs(AL, LINES, faddch))
140: #define do_DL() VOIDBIOS(v_dl(), tputs(DL, LINES, faddch))
141: #if OSK
142: #define do_SR() VOIDBIOS(v_sr(), tputs(SR_, 1, faddch))
143: #else
144: #define do_SR() VOIDBIOS(v_sr(), tputs(SR, 1, faddch))
145: #endif
146: #define do_KS() VOIDBIOS(1, tputs(KS, 1, faddch))
147: #define do_KE() VOIDBIOS(1, tputs(KE, 1, faddch))
148: #define do_IM() VOIDBIOS(;, tputs(IM, 1, faddch))
149: #define do_IC() VOIDBIOS(;, tputs(IC, 1, faddch))
150: #define do_EI() VOIDBIOS(;, tputs(EI, 1, faddch))
151: #define do_DC() VOIDBIOS(;, tputs(DC, COLS, faddch))
152: #define do_TI() VOIDBIOS(;, (void)ttywrite(TI, (unsigned)strlen(TI)))
153: #define do_TE() VOIDBIOS(;, (void)ttywrite(TE, (unsigned)strlen(TE)))
154: #ifndef NO_CURSORSHAPE
155: # define do_CQ() VOIDBIOS(v_cs(), tputs(CQ, 1, faddch))
156: # define do_CX() VOIDBIOS(v_cs(), tputs(CX, 1, faddch))
157: # define do_CV() VOIDBIOS(v_cs(), tputs(CV, 1, faddch))
158: # define do_CI() VOIDBIOS(v_cb(), tputs(CI, 1, faddch))
159: # define do_CR() VOIDBIOS(v_cb(), tputs(CR, 1, faddch))
160: #endif
161: #define do_aend() VOIDBIOS((vmode=A_NORMAL), tputs(aend, 1, faddch))
162:
163: #define has_AM CHECKBIOS(1, AM)
164: #define has_PT CHECKBIOS(0, PT)
165: #define has_VB CHECKBIOS((char *)0, VB)
166: #define has_UP CHECKBIOS((char *)1, UP)
167: #define has_SO CHECKBIOS((char)1, (*SO))
168: #define has_SE CHECKBIOS((char)1, (*SE))
169: #define has_US CHECKBIOS((char)1, (*US))
170: #define has_UE CHECKBIOS((char)1, (*UE))
171: #define has_MD CHECKBIOS((char)1, (*MD))
172: #define has_ME CHECKBIOS((char)1, (*ME))
173: #define has_AS CHECKBIOS((char)1, (*AS))
174: #define has_AE CHECKBIOS((char)1, (*AE))
175: #undef has_CM /* cursor move: don't need */
176: #define has_CB CHECKBIOS(1, 0)
177: #define has_CS CHECKBIOS(1, 0)
178: #define has_CE CHECKBIOS((char *)1, CE)
179: #define has_CD CHECKBIOS((char *)1, CD)
180: #define has_AL CHECKBIOS((char *)1, AL)
181: #define has_DL CHECKBIOS((char *)1, DL)
182: #if OSK
183: #define has_SR CHECKBIOS((char *)1, SR_)
184: #else
185: #define has_SR CHECKBIOS((char *)1, SR)
186: #endif
187: #define has_KS CHECKBIOS((char)1, (*KS))
188: #define has_KE CHECKBIOS((char)1, (*KE))
189: #define has_KU CHECKBIOS("#H", KU)
190: #define has_KD CHECKBIOS("#P", KD)
191: #define has_KL CHECKBIOS("#K", KL)
192: #define has_KR CHECKBIOS("#M", KR)
193: #define has_HM CHECKBIOS("#G", HM)
194: #define has_EN CHECKBIOS("#O", EN)
195: #define has_PU CHECKBIOS("#I", PU)
196: #define has_PD CHECKBIOS("#Q", PD)
197: #define has_IM CHECKBIOS((char)0, (*IM))
198: #define has_IC CHECKBIOS((char)0, (*IC))
199: #define has_EI CHECKBIOS((char)0, (*EI))
200: #define has_DC CHECKBIOS((char *)0, DC)
201: #define has_TI CHECKBIOS((char)0, (*TI))
202: #define has_TE CHECKBIOS((char)0, (*TE))
203: #ifndef NO_CURSORSHAPE
204: #define has_CQ CHECKBIOS((char *)1, CQ)
205: #endif
206:
207: /* (pseudo)-Curses-functions */
208:
209: #ifdef lint
210: # define _addCR VOIDBIOS(;, (stdscr[-1] == '\n' ? qaddch('\r') : (stdscr[-1] = '\n')))
211: #else
212: # if OSK
213: # define _addCR VOIDBIOS(;, (stdscr[-1] == '\n' ? qaddch('\l') : (stdscr[-1] = stdscr[-1])))
214: # else
215: # define _addCR VOIDBIOS(;, (stdscr[-1] == '\n' ? qaddch('\r') : 0))
216: #endif
217: #endif
218: #define qaddch(ch) CHECKBIOS(v_put(ch), (*stdscr++ = (ch)))
219: #if OSK
220: #define addch(ch) if (qaddch(ch) == '\n') qaddch('\l'); else
221: #else
222: #define addch(ch) if (qaddch(ch) == '\n') qaddch('\r'); else
223: #endif
224:
225: extern void initscr();
226: extern void endwin();
227: extern void suspend_curses();
228: extern void resume_curses();
229: extern void attrset();
230: extern void insch();
231: extern void qaddstr();
232: #define addstr(str) {qaddstr(str); _addCR;}
233: #define move(y,x) VOIDBIOS(v_move(x,y), \
234: tputs(tgoto(CM, x, y), 1, faddch))
235: #define mvaddch(y,x,ch) {move(y,x); addch(ch);}
236: #define refresh() VOIDBIOS(;, wrefresh(stdscr))
237: #define wrefresh(w) if ((w) != kbuf) VOIDBIOS((w) = kbuf, {ttywrite(kbuf, (unsigned)((w) - kbuf)); (w) = kbuf;}) else
238: #define wqrefresh(w) if ((w) - kbuf > 2000) VOIDBIOS((w) = kbuf, {ttywrite(kbuf, (unsigned)((w) - kbuf)); (w) = kbuf;}) else
239: #define standout() do_SO()
240: #define standend() do_SE()
241: #define clrtoeol() do_CE()
242: #define clrtobot() do_CD()
243: #define insertln() do_AL()
244: #define deleteln() do_DL()
245: #define delch() do_DC()
246: #define scrollok(w,b)
247: #define raw()
248: #define echo()
249: #define cbreak()
250: #define noraw()
251: #define noecho()
252: #define nocbreak()
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