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study/linux-travel/MINIX-1.5/1.5/Source/commands/elvis/curses.h
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124
study/linux-travel/MINIX-1.5/1.5/Source/commands/elvis/curses.h
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/* curses.h */
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/* Author:
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* Steve Kirkendall
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* 16820 SW Tallac Way
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* Beaverton, OR 97006
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* kirkenda@jove.cs.pdx.edu, or ...uunet!tektronix!psueea!jove!kirkenda
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*/
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/* This is the header file for a small, fast, fake curses package */
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/* termcap stuff */
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extern char *tgoto();
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extern char *tgetstr();
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/* faddch() is a function. a pointer to it is passed to tputs() */
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extern int faddch();
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/* data types */
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#define ushort unsigned short
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#define WINDOW char
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/* CONSTANTS & SYMBOLS */
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#define TRUE 1
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#define FALSE 0
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#define A_NORMAL 0
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#define A_STANDOUT 1
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#define A_BOLD 2
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#define A_UNDERLINE 3
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#define A_ALTCHARSET 4
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#define KBSIZ 6144
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/* extern variables, defined in curses.c */
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extern short ospeed; /* tty speed, eg B2400 */
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extern WINDOW *stdscr; /* pointer into kbuf[] */
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extern WINDOW kbuf[KBSIZ]; /* a very large output buffer */
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extern int LINES; /* :li#: number of rows */
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extern int COLS; /* :co#: number of columns */
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extern int AM; /* :am: boolean: auto margins? */
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extern int PT; /* :pt: boolean: physical tabs? */
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extern char *VB; /* :vb=: visible bell */
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extern char *UP; /* :up=: move cursor up */
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extern char *SC; /* :sc=: save cursor posn & char attributes */
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extern char *RC; /* :rc=: restore cursor posn & char attr */
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extern char *SO; /* :so=: standout start */
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extern char *SE; /* :se=: standout end */
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extern char *US; /* :us=: underline start */
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extern char *UE; /* :ue=: underline end */
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extern char *VB_s; /* :VB=: bold start */
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extern char *VB_e; /* :Vb=: bold end */
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extern char *AS; /* :as=: alternate (italic) start */
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extern char *AE; /* :ae=: alternate (italic) end */
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extern char *CM; /* :cm=: cursor movement */
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extern char *CE; /* :ce=: clear to end of line */
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extern char *CL; /* :cl=: home cursor & clear screen */
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extern char *CD; /* :cd=: clear to end of screen */
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extern char *AL; /* :al=: add a line */
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extern char *DL; /* :dl=: delete a line */
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extern char *SR; /* :sr=: scroll reverse */
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extern char *KU; /* :ku=: sequence sent by up key */
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extern char *KD; /* :kd=: sequence sent by down key */
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extern char *KL; /* :kl=: sequence sent by left key */
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extern char *KR; /* :kr=: sequence sent by right key */
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extern char *PU; /* :PU=: key sequence sent by PgUp key */
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extern char *PD; /* :PD=: key sequence sent by PgDn key */
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extern char *HM; /* :HM=: key sequence sent by Home key */
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extern char *EN; /* :EN=: key sequence sent by End key */
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extern char *IM; /* :im=: insert mode start */
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extern char *IC; /* :ic=: insert following char */
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extern char *EI; /* :ei=: insert mode end */
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extern char *DC; /* :dc=: delete a character */
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extern char *aend; /* end an attribute -- either UE or VB_e */
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extern char ERASEKEY; /* taken from the ioctl structure */
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#define _addCR (stdscr[-1] == '\n' ? qaddch('\r') : 0)
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#define qaddch(ch) (*stdscr++ = (ch))
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#define addch(ch) if (qaddch(ch) == '\n') qaddch('\r'); else
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#ifdef CRUNCH
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extern void attrset();
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extern void insch();
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extern void qaddstr();
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#else
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# define attrset(a) {tputs(aend, 1, faddch); if ((a) == A_BOLD)\
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{tputs(VB_s, 1, faddch); aend = VB_e;}\
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else if ((a) == A_UNDERLINE)\
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{tputs(US, 1, faddch); aend = UE;}\
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else if ((a) == A_ALTCHARSET)\
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{tputs(AS, 1, faddch); aend = AE;}\
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else aend = "";}
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# define insch(ch) {if (IM) tputs(IM, 1, faddch);\
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tputs(IC, 1, faddch);\
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qaddch(ch);\
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if (EI) tputs(EI, 1, faddch);\
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}
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# define qaddstr(str) {register char *s_, *d_;\
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for (s_=(str), d_=stdscr; *d_++ = *s_++; ){}\
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stdscr = d_ - 1;\
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}
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#endif
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#define addstr(str) {qaddstr(str); _addCR;}
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#define move(y,x) tputs(tgoto(CM, x, y), 1, faddch);
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#define wprintw for (*stdscr = 1; *stdscr; stdscr += strlen(stdscr), _addCR, *stdscr = 0)\
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sprintf
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#define mvaddch(y,x,ch) {move(y,x); addch(ch);}
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#define refresh() wrefresh(stdscr)
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#define wrefresh(w) if ((w) != kbuf) {write(1, kbuf, (int)((w) - kbuf)); (w) = kbuf;}else;
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#define wqrefresh(w) if ((w) - kbuf > 2000) {write(1, kbuf, (int)((w) - kbuf)); (w) = kbuf;}else;
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#define standout() tputs(SO, 1, faddch)
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#define standend() tputs(SE, 1, faddch)
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#define clear() tputs(CL, 1, faddch)
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#define clrtoeol() tputs(CE, 1, faddch)
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#define clrtobot() tputs(CD, 1, faddch)
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#define insertln() tputs(AL, LINES, faddch)
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#define deleteln() tputs(DL, LINES, faddch)
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#define delch() tputs(DC, COLS, faddch)
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#define scrollok(w,b)
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#define raw()
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#define echo()
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#define cbreak()
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#define noraw()
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#define noecho()
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#define nocbreak()
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