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WMUTLS.C
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/*****************************************************************
* "Copyright (C) 1985, Digital Research, Inc. All Rights *
* Reserved. The Software Code contained in this listing is *
* proprietary to Digital Research Inc., Monterey, California *
* and is covered by U.S. and other copyright protection. *
* Unauthorized copying, adaptation, distribution, use or *
* display is prohibited and may be subject to civil and *
* criminal penalties. Disclosure to others is prohibited. For *
* the terms and conditions of software code use refer to the *
* appropriate Digital Research License Agreement." *
*****************************************************************/
/*===============================================================*
* Version 2.1 WMUTLS.C *
* Window Manager utilities. *
*---------------------------------------------------------------*
* VERSION DATE BY CHANGE/COMMENTS *
*---------------------------------------------------------------*
* *
* 2.1 02/12/86 MA Don't echo ANY control chars in *
* erdelim(). *
* 2.0 10/3/85 DR-K in wrtpline() made ps_lbuf into *
* static so the e_write() returning*
* won't deallocate the data buffer *
* before we're done using it *
* 1.9 08/14/85 jsr Modified getpcns() and bldspec() *
* to allow dcnum to be a vcon. *
* 1.8 07/29/85 jsr Fixed s_give problem. *
* 1.7 07/23/85 jsr Fixed invalid window # check in *
* statcmd(), allow CR to cause *
* from STATUS window, changed for *
* CMAXW stuff and CCUTLS change, *
* fixed bug in center() routine, *
* handle echo in erdelim(). *
* 1.6 07/17/85 jsr Print and accept actual wndw #s, *
* flush keyboard on special wndw *
* reads, fixed helpmsg() bldspec() *
* call, and cleaned up event stuff.*
* Fixed fixnum()with 0 problem. *
* 1.5 06/06/85 jsr Fixed: killall(), *
* 1.4 05/10/85 jsr Removed error checks from *
* setconmode() since it is now in *
* the exit path.
* 1.3 05/10/85 jsr Fixed input problem in invcmd() *
* and added unique mpipe names. *
* 1.2 05/06/85 jsr Added logical window #'s, *
* modified create(vc) error cntl, *
* and fixed setattrib() problem. *
* 1.1 04/26/85 jsr Added setattrib() procedure. *
* Also async error code and *
* removed FF from PRINTSCREEN. *
* 1.0 04/23/85 jsr *
* *
*===============================================================*/
/* include some header files */
/* C defines */
#include "portab.h"
/* Concurrent DOS defines */
#include "flags.h"
#include "wmchar.h"
#include "wmos.h"
/* utility defines */
#include "ccutls.h"
#include "utlerrs.h"
/* WMEX specific defines */
#include "wmex.h"
/* cast local procedures */
BYTE *fixnum();
WORD getpcns();
WORD nextvc();
BOOLEAN center();
BOOLEAN chksproc();
BOOLEAN statcmd();
LONG erdelim();
VOID abortall();
VOID bldspec();
VOID clrwrect();
VOID crlfs();
VOID dopmpt();
VOID getvcinfo();
VOID helpmsg();
VOID invcmd();
VOID kbevent();
VOID killall();
VOID killvcon();
VOID noabt();
VOID prnstatic();
VOID prntext();
VOID setattrib();
VOID setconmode();
VOID setcurpos();
VOID setvcinfo();
VOID top();
VOID vcswitch();
VOID wrtpline();
/* declare global variables from WMEX.C */
/* general use variables */
EXTERN BYTE mygroup; /* LOGIN group number */
EXTERN BYTE myuser; /* LOGIN user number */
EXTERN BYTE pathchar[]; /* pathchar */
EXTERN BYTE topbuf[]; /* buffer for top border assembly */
EXTERN BYTE pconame[]; /* name of physical console */
EXTERN WORD tlvl; /* top level index for ltop[] */
EXTERN UWORD ch16; /* 16 bit character cell */
EXTERN UWORD wtop; /* Screen currently on top */
EXTERN UWORD ltop[]; /* Last screen on top */
EXTERN UWORD nstart; /* number of USRx wndws to start up */
EXTERN UWORD cnrows; /* nrows from CONSOLE table */
EXTERN UWORD cncols; /* ncols from CONSOLE table */
EXTERN UWORD viewrow; /* viewrow from PCON or VCON */
EXTERN UWORD viewcol; /* viewcol from PCON or VCON */
EXTERN BOOLEAN fninit; /* set if all FNUMs initialized */
EXTERN BOOLEAN pflags[]; /* array of process found flags (STAT) */
EXTERN BOOLEAN logoff; /* logoff requested */
EXTERN BOOLEAN exitflg; /* exit flag */
EXTERN BOOLEAN mssgact; /* WNDWMSSG is active */
EXTERN BOOLEAN statact; /* WNDWSTAT is active */
EXTERN BOOLEAN killstat; /* exit the STATUS window */
EXTERN BOOLEAN kcflag; /* set for STATUS wndw on most kctrl keys */
EXTERN LONG rcode; /* wmex return code */
EXTERN LONG wmexpid; /* pid of WMEX */
EXTERN LONG etable[]; /* array of event masks */
EXTERN MPIPE mpipe; /* message pipe structure for <HELP> */
EXTERN WVARS wvars[]; /* array of window variable structures */
EXTERN PCONSOLE pcns; /* pcns table */
EXTERN jumpbuff jmpbuf; /* error abort control info */
/* DESK window specials */
EXTERN LONG dcnum; /* DESK window file number */
EXTERN RECT r_dwndw; /* DESK window area */
EXTERN FRAME f_dwndw; /* DESK window area frame */
/* MSSG window specials */
EXTERN LONG rsppfnum; /* response pipe file number */
EXTERN RECT r_minfoa; /* MSSG window info area */
EXTERN RECT r_mmorea; /* MSSG window more area */
EXTERN RECT r_mpmpta; /* MSSG window pmpt area */
/* STAT window specials */
EXTERN RECT r_sinfoa; /* STAT window info area */
EXTERN RECT r_smorea; /* STAT window more area */
EXTERN RECT r_spmpta; /* STAT window pmpt area */
/* PRINTSCREEN specials */
EXTERN BYTE *ps_bbase; /* base of PRINTSCREEN buffer */
EXTERN BYTE *ps_bptr; /* pointer to PRINTSCREEN buffer */
EXTERN UWORD ps_rcnt; /* count of printed rows */
EXTERN UWORD ps_nrow; /* number of rows to be printed */
EXTERN UWORD ps_ncol; /* number of columns to be printed per row */
EXTERN BOOLEAN ps_active; /* PRINTSCREEN active flag */
EXTERN LONG ps_fnum; /* printer file number */
/* declare external procedures */
/* from WMEX.C */
EXTERN VOID printscrn();
/* from CCRTL.L86 */
EXTERN LONG s_abort();
EXTERN LONG s_alter();
EXTERN LONG s_cancel();
EXTERN LONG s_close();
EXTERN LONG s_define();
EXTERN LONG s_get();
EXTERN LONG s_give();
EXTERN LONG s_lookup();
EXTERN LONG s_mfree();
EXTERN LONG s_open();
EXTERN LONG s_order();
EXTERN LONG e_read();
EXTERN LONG s_return();
EXTERN LONG s_set();
EXTERN LONG s_swiret();
EXTERN LONG s_wait();
EXTERN LONG e_write();
EXTERN LONG s_write();
/* from CCUTLS.L86 */
EXTERN BYTE *utui2ds();
EXTERN WORD utds2i();
EXTERN VOID utclrprm();
EXTERN VOID utfarjmp();
EXTERN VOID utl2hs();
EXTERN VOID utscat();
EXTERN VOID utscopy();
EXTERN LONG utprnmsg();
EXTERN LONG utslen();
/* declare external variables */
/* from WMEXDATA.C */
EXTERN UBYTE wm0000[];
EXTERN UBYTE wm1000[];
EXTERN UBYTE wm2000, *wm2001[];
EXTERN WNDWSPEC ws_mssg, ws_stat;
/* from WMEXNUT.C */
EXTERN UBYTE wm8000[], wm8001[], wm8002[], wm8003[];
EXTERN UBYTE wm8004[], wm8005[], wm8006[], wm8007[];
EXTERN UBYTE wm8120[];
EXTERN UBYTE wm9000[], wm9003[], wm9004;
EXTERN UBYTE wm9005[], wm9006, wm9007[], wm9008[];
/* from CCMSGS.L86 */
EXTERN BYTE devdelim;
/* start of code */
/* top() : put window into foreground if not already there */
VOID top(vc)
REG WORD vc;
{
REG WORD index;
REG WVARS *wvp;
wvp = &(wvars[vc]);
s_give(wvp->wv_vnum);
if (vc != wtop)
{
index = tlvl;
if((vc != WNDWMSSG) && (vc != WNDWSTAT))
index = 0;
ltop[index] = wtop = vc;
s_order(ORD_TOP, wvp->wv_vnum);
}
}
/* bottom() : put window into background */
VOID bottom(vc)
REG WORD vc;
{
wtop = ltop[tlvl];
s_give(wvars[wtop].wv_vnum);
s_order(ORD_BTM, wvars[vc].wv_vnum);
}
/* getvcinfo() : get Virtual Console Info */
VOID getvcinfo(vc)
REG WORD vc;
{
REG WVARS *wvp;
wvp = &wvars[vc];
if((rcode = s_get(T_VCON, wvp->wv_vnum, (LONG)&(wvp->wv_vct),
(LONG)sizeof(wvp->wv_vct))) < SUCCESS)
killvcon(vc);
}
/* setvcinfo() : set Virtual Console Info */
VOID setvcinfo(vc)
REG WORD vc;
{
if((rcode = s_set(T_VCON, wvars[vc].wv_vnum, (LONG)&(wvars[vc].wv_vct),
(LONG)sizeof(wvars[vc].wv_vct))) < SUCCESS)
killvcon(vc);
}
/* vcswitch() : switch to another USER window */
VOID vcswitch(adder)
REG WORD adder;
{
REG WORD i, j;
j = 0;
i = (wtop+adder);
while(TRUE)
{
if(i >= MAXVC)
{
i = (mssgact) ? WNDWMSSG : WNDWUSR1;
++j;
}
if((i < WNDWUSR1) && (!mssgact))
{
i = (MAXVC-1);
++j;
}
if((i < WNDWMSSG) && (mssgact))
{
i = (MAXVC-1);
++j;
}
if ((j >= 2) || ((i != WNDWSTAT) && (wvars[i].wv_flags & WV_INUSE)))
break;
i += adder;
}
if(j < 2)
top(i);
}
/* killall() : close up all open files and exit */
VOID killall()
{
REG WORD i, vc;
LONG cmask, dmask;
exitflg = TRUE;
if(fninit)
{
cmask = 0;
for(i = OSEVMPST; i < NOSEVENTS; ++i)
{
if(etable[i])
{
cmask |= etable[i];
etable[i] = 0;
}
}
if(cmask)
{
if((dmask = s_cancel(cmask)) > 0)/* cncl all non-terminate evnts */
{
cmask = 1;
while(cmask)
{
if(dmask & cmask)
s_return(cmask);
cmask <<= 1;
}
}
}
for(vc = WNDWUSR1; vc < MAXVC; ++vc)
{
if(wvars[vc].wv_flags & WV_INUSE)
abortall(vc); /* abort all FAMILY processes */
else
killvcon(vc); /* clean up any open files */
}
}
}
/* killvcon() : delete a vcon */
VOID killvcon(vc)
REG WORD vc;
{
REG WORD i;
LONG dmask;
REG WVARS *wvp;
wvp = &(wvars[vc]);
wvp->wv_flags &= ~WV_INUSE;
if(wvp->wv_pnum != FNUMINIT)
{
if((vc >= WNDWSTAT) && (etable[vc + MAXVC]))
{
/* cancel msgpipe read */
if((dmask = s_cancel(etable[vc + MAXVC])) > 0)
s_return(dmask);
etable[vc+ MAXVC] = 0;
}
s_close(0x0000, wvp->wv_pnum);
wvp->wv_pnum = FNUMINIT;
}
if(wvp->wv_tnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_tnum);
wvp->wv_tnum = FNUMINIT;
}
if(wvp->wv_bnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_bnum);
wvp->wv_bnum = FNUMINIT;
}
if(wvp->wv_lnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_lnum);
wvp->wv_lnum = FNUMINIT;
}
if(wvp->wv_rnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_rnum);
wvp->wv_rnum = FNUMINIT;
}
if(wvp->wv_cnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_cnum);
wvp->wv_cnum = FNUMINIT;
}
/* close up vcon last (TEMP) */
if(wvp->wv_vnum != FNUMINIT)
{
s_close(0x0000, wvp->wv_vnum);
wvp->wv_vnum = FNUMINIT;
}
if(vc == wtop)
{
if(wvars[ltop[0]].wv_flags & WV_INUSE)
top(ltop[0]);
else
{
for(i=WNDWUSR1;((i<MAXVC)&&(!(wvars[i].wv_flags & WV_INUSE)));++i);
if(i < MAXVC)
top(i);
}
}
}
/* center() : create a centered message */
BOOLEAN center(ncols, hdr, buf, fill)
REG UWORD ncols; /* window width */
REG BYTE *hdr; /* header message */
REG BYTE *buf; /* pointer to message assembly buffer (no lenchk !) */
BYTE fill; /* filler value */
{
REG WORD i, j;
LONG hlen;
if((hlen = utslen(hdr)) > ncols)
return(TRUE);
j = ncols - hlen;
for(i = (j >> 1); i > 0; *buf++ = fill, --i);
utscopy(buf, hdr);
buf += utslen(buf);
i = (j >> 1);
if(j & 1)
++i;
for(; i > 0; *buf++ = fill, --i);
return(FALSE);
}
/* getpcns() : get physical console information. Called ONLY by wminit(). */
WORD getpcns()
{
BYTE buf[BUFSIZ];
REG WORD vc;
REG BYTE *ptr;
vc = 0;
ptr = buf;
*ptr = NULL;
/* get the definition of con: */
s_define(A_RETURN, (LONG)wm8000, (LONG)buf, (LONG)BUFSIZ);
if(!*ptr)
s_define((A_SYSTEM|A_RETURN), (LONG)wm8000, (LONG)buf, (LONG)BUFSIZ);
if(!*ptr)
utfarjmp(jmpbuf, (UR_SOURCE|UR_INTERNAL));
/* isolate the physical device name */
ptr = (BYTE *)(ptr + utslen(buf));
while((ptr >= buf) && (*ptr != devdelim))
--ptr;
++ptr;
if((*ptr == wm8001[0]) && (*(ptr + 1) == wm8001[1]))
vc = utds2i(ptr + 2); /* save vcon number */
*ptr = NULL;
/* save pcon name */
utscopy(pconame, buf);
/* open the physical device */
if((dcnum = s_open(0x0000, (LONG)buf)) < SUCCESS)
utfarjmp(jmpbuf, dcnum);
/* get the physical console information */
if((rcode = s_get(T_PCON,dcnum,(LONG)&pcns,(LONG)sizeof(pcns))) < SUCCESS)
utfarjmp(jmpbuf, rcode);
/* close the physical console */
s_close(0x0000, dcnum);
dcnum = FNUMINIT;
return(vc);
}
/* setconmode() : Set keyboard and screen mode */
VOID setconmode(fnum, sc, kb)
LONG fnum;
REG UWORD sc,kb;
{
MINICON ctable;
s_get(T_CON, fnum, (LONG)&ctable, (LONG)sizeof(ctable));
ctable.mc_sc = sc;
ctable.mc_kb = kb;
s_set(T_CON, fnum, (LONG)&ctable, (LONG)sizeof(ctable));
}
/* nextvc() : finds the first unused USRx console slot */
WORD nextvc()
{
REG WORD vc;
for (vc = WNDWUSR1;((vc < MAXVC) && (wvars[vc].wv_flags & WV_INUSE));++vc);
if (vc >= MAXVC)
return(ALLUSED);
return(vc);
}
/* wrtpline() : write a line to printer for PRINTSCREEN */
BYTE ps_lbuf[CMAXW+3]; /* line buffer for PRINTSCREEN */
VOID wrtpline()
{
REG BYTE *ptr;
REG UWORD i;
if(ps_rcnt >= ps_nrow) /* no more to write, so clean up */
{
s_mfree((LONG)ps_bbase); /* free up PSCRN buf */
s_close(0x0000, ps_fnum); /* close up prn: */
ps_fnum = FNUMINIT;
ps_rcnt = ps_nrow = ps_ncol = 0;
ps_active = FALSE;
}
if(ps_rcnt < ps_nrow) /* more lines to write ? */
{
ptr = ps_lbuf;
for(i = 0; i < ps_ncol; ++i, ++ptr, ++ps_bptr)
*ptr = *ps_bptr; /* copy line to line buffer */
*ptr = NULL;
utscat(ptr, wm9000); /* add an ending CRLF */
/* issue an async write */
if((etable[OSEVPRNT] = e_write((LONG)0, A_BOFOFF, ps_fnum,
(LONG)ps_lbuf, utslen(ps_lbuf), (LONG)0)) < SUCCESS)
{
rcode = etable[OSEVPRNT];
etable[OSEVPRNT] = 0;
utfarjmp(jmpbuf, rcode);
}
++ps_rcnt; /* increment number of lines printed */
}
}
/* bldspec() : build a specification name */
VOID bldspec(vc, code, buf)
REG WORD vc;
REG UWORD code;
REG BYTE *buf;
{
REG BYTE *ptr;
BYTE nbuf[LBUFSIZ];
*buf = NULL;
if(code & S_DEV)
utscat(buf, pconame);
if(code & S_PIP)
{
utscat(buf, wm8120);
utl2hs(wmexpid, nbuf);
ptr = (BYTE *)((nbuf + utslen(nbuf)) - PCPIPSIZ);
utscat(buf, ptr);
ptr = utui2ds(wvars[vc].wv_vct.vc_vcnum, nbuf);
ptr = (BYTE *)((ptr + utslen(ptr)) - VCPIPSIZ);
utscat(buf, ptr);
}
if((code & S_VCP) || (code & S_VCR))
{
utscat(buf, wm8001);
if(code & S_VCP)
ptr = utui2ds(wvars[vc].wv_vct.vc_vcnum, nbuf);
else
ptr = utui2ds(vc, nbuf);
ptr = (BYTE *)((ptr + utslen(ptr)) - BYTESIZ);
utscat(buf, ptr);
utscat(buf, pathchar);
}
if(code & S_CON)
utscat(buf, wm8002);
if(code & S_MSE)
utscat(buf, wm8003);
if(code & S_TOP)
utscat(buf, wm8004);
if(code & S_BTM)
utscat(buf, wm8005);
if(code & S_LFT)
utscat(buf, wm8006);
if(code & S_RGT)
utscat(buf, wm8007);
}
/* prnstatic() : print out static data for special windows */
VOID prnstatic(vc)
REG WORD vc;
{
BYTE *parms[PARMAX];
REG WORD i;
REG WORD hrow;
REG RECT *rpp;
REG WVARS *wvp;
REG WNDWSPEC *wsp;
utclrprm(parms);
wvp = &(wvars[vc]);
switch(vc)
{
case WNDWMSSG:
wsp = &ws_mssg;
i = wsp->ws_numhdr + wsp->ws_actinfo + wsp->ws_nummore;
setcurpos(wvp->wv_cnum, wvp->wv_rwndw.r_row, wvp->wv_rwndw.r_col);
crlfs(i, wvp->wv_cnum);
rpp = &r_mpmpta;
break;
case WNDWSTAT:
wsp = &ws_stat;
setcurpos(wvp->wv_cnum, wvp->wv_rwndw.r_row, wvp->wv_rwndw.r_col);
prntext(wsp->ws_numhdr, wsp->ws_whdr, wvp->wv_cnum, parms);
i = wsp->ws_actinfo + wsp->ws_nummore;
crlfs(i, wvp->wv_cnum);
rpp = &r_spmpta;
break;
default:
utfarjmp(jmpbuf, (UR_SOURCE | UR_INTERNAL));
break;
}
hrow = (wvp->wv_wdp->wd_flags & W_PMPTHLP) ?
rpp->r_row + wsp->ws_numpmpt : rpp->r_row - wsp->ws_numhelp;
dopmpt(wvp, wsp, rpp);
setcurpos(wvp->wv_cnum, hrow, rpp->r_col);
prntext(wsp->ws_numhelp, wsp->ws_hptxt, wvp->wv_cnum, parms);
}
/* prntext() : print text */
VOID prntext(n, p, fnum, pp)
REG WORD n;
REG BYTE **p;
LONG fnum;
BYTE pp[];
{
REG WORD i;
for(i = 0; i < n; ++p, ++i)
{
utprnmsg(*p, pp, fnum);
crlfs(1, fnum);
}
}
/* dopmpt() : print prompt */
VOID dopmpt(wvp, wsp, rpp)
REG WVARS *wvp;
REG WNDWSPEC *wsp;
REG RECT *rpp;
{
BYTE *parms[PARMAX];
BYTE **p;
REG WORD i, n;
utclrprm(parms);
clrwrect(wvp, rpp);
setcurpos(wvp->wv_cnum, rpp->r_row, rpp->r_col);
p = wsp->ws_pmtxt;
n = wsp->ws_numpmpt;
for(i = 1; i <= n; ++p, ++i)
{
utprnmsg(*p, parms, wvp->wv_cnum);
if(i != n)
crlfs(1, wvp->wv_cnum);
}
}
/* crlfs() : print n carriage return/linefeeds to fnum */
VOID crlfs(n, fnum)
REG WORD n;
LONG fnum;
{
LONG len;
REG WORD i;
len = utslen(wm9000);
for(i = 0; i < n; ++i)
s_write(A_EOFOFF, fnum, (LONG)wm9000, len, (LONG)0);
}
/* clrwrect() : clear a window rectangle */
VOID clrwrect(wvp, rp)
REG WVARS *wvp;
REG RECT *rp;
{
BYTE alterb[PL_NPLANE * 2];
REG UWORD dosflgs;
/* clear the window rect */
dosflgs =
(pcns.pc_planes & wvp->wv_wdp->wd_flags & W_ATTRIBS) ?
(A_CHARPL|A_ATTRPL) : A_CHARPL;
alterb[ALB_CXOR] = wvp->wv_wdp->wd_wfill;
alterb[ALB_AXOR] = (dosflgs & A_ATTRPL) ? wvp->wv_wdp->wd_wattr : 0;
alterb[ALB_CAND] = alterb[ALB_AAND] = alterb[ALB_EAND] =
alterb[ALB_EXOR] = 0;
if((rcode = s_alter(dosflgs, wvp->wv_cnum, (LONG)0,
(LONG)rp, (LONG)alterb)) < SUCCESS)
utfarjmp(jmpbuf, rcode);
}
/* setcurpos() : set cursor position */
VOID setcurpos(fnum, row, col)
LONG fnum;
REG UWORD row, col;
{
MINICON ctable;
if((rcode = s_get(T_CON, fnum, (LONG)&ctable,
(LONG)sizeof(ctable))) < SUCCESS)
utfarjmp(jmpbuf, rcode);
ctable.mc_currow = row;
ctable.mc_curcol = col;
if((rcode = s_set(T_CON, fnum, (LONG)&ctable,
(LONG)sizeof(ctable))) < SUCCESS)
utfarjmp(jmpbuf, rcode);
}
/* invcmd() : invalid command in special window */
VOID invcmd(cmd, wvp, wsp, rpp, pp)
REG WORD cmd;
REG WVARS *wvp;
REG WNDWSPEC *wsp;
RECT *rpp;
BYTE *pp[];
{
BYTE c;
REG BYTE **p;
WORD i;
RECT hrect;
/* calculate HELP info area RECT */
hrect.r_col = rpp->r_col;
hrect.r_ncol = rpp->r_ncol;
hrect.r_nrow = wsp->ws_numhelp;
hrect.r_row = (wvp->wv_wdp->wd_flags & W_PMPTHLP) ?
rpp->r_row + wsp->ws_numpmpt : rpp->r_row - wsp->ws_numhelp;
/* clear HELP area info */
clrwrect(wvp, &hrect);
setcurpos(wvp->wv_cnum, hrect.r_row, hrect.r_col);
for(i = cmd, p = wsp->ws_chtxt; i > 0; ++p, --i);
/* print command help text */
utprnmsg(*p, pp, wvp->wv_cnum);
/* clear PROMPT area */
clrwrect(wvp, rpp);
setcurpos(wvp->wv_cnum, rpp->r_row, rpp->r_col);
/* print continue message */
utprnmsg(wm1000, pp, wvp->wv_cnum);
/* read keyboard */
if((rcode = erdelim(wvp->wv_cnum, &c, (LONG)sizeof(c))) < SUCCESS)
utfarjmp(jmpbuf, rcode);
/* restore original HELP info area */
clrwrect(wvp, &hrect);
setcurpos(wvp->wv_cnum, hrect.r_row, hrect.r_col);
prntext(wsp->ws_numhelp, wsp->ws_hptxt, wvp->wv_cnum, pp);
}
/* statcmd() : handle STAT window commands (exit TRUE for STAT exit) */
BOOLEAN statcmd(wvp, wsp, rpp, more)
REG WVARS *wvp;
REG WNDWSPEC *wsp;
REG RECT *rpp;
BOOLEAN more;
{
BYTE inpbuf[4];
BYTE *parms[PARMAX];
BYTE *ptr, *ptr1;
BYTE **p;
BOOLEAN retry, statexit, invalid;
REG WORD i, j;
retry = TRUE;
statexit = FALSE;
utclrprm(parms);
while(retry)
{
for(i = 0; i < 4; ++i)
inpbuf[i] = NULL;
dopmpt(wvp, wsp, rpp);
killstat = kcflag = FALSE;
/* get some input */
if((rcode = erdelim(wvp->wv_cnum, inpbuf,
(LONG)sizeof(inpbuf))) < SUCCESS)
return(statexit);
/* exit WNDWSTAT if <PREV> or <NEXT> */
if(killstat)
return(TRUE);
ptr = (BYTE *)(inpbuf + rcode - 1);
if(*ptr != CH_CR)
{
invcmd(SCMDUNK, wvp, wsp, rpp, parms);
continue;
}
if(rcode == 1) /* CR only ? */
return(TRUE); /* exit STATUS WINDOW if so */
switch(inpbuf[0])
{
case CH_0:
case CH_1:
case CH_2:
case CH_3:
case CH_4:
case CH_5:
case CH_6:
case CH_7:
case CH_8:
case CH_9:
*ptr = NULL;
i = utds2i(inpbuf); /* convert numeric string */
for(j = WNDWMSSG; j < MAXVC; ++j)
if((wvars[j].wv_flags & WV_INUSE) &&
(i == wvars[j].wv_vct.vc_vcnum))
break;
if( (j >= MAXVC) || (j == WNDWSTAT) ||
((j == WNDWMSSG) && (!mssgact)) )
{
invcmd(SCMDNUM, wvp, wsp, rpp, parms);
break;
}
top(j);
retry = FALSE;
statexit = TRUE;
break;
case CH_C:
case CH_LC:
if(inpbuf[1] != CH_CR)
{
invcmd(SCMDUNK, wvp, wsp, rpp, parms);
break;
}
i = nextvc();
if(i != ALLUSED) /* handle error if ALLUSED */
{
create(i);
retry = FALSE;
statexit = TRUE;
}
else
invcmd(SCMDCRT, wvp, wsp, rpp, parms);
break;
case CH_D:
case CH_LD:
if(inpbuf[1] != CH_CR)
{
invcmd(SCMDUNK, wvp, wsp, rpp, parms);
break;
}
invalid = TRUE;
while(invalid)
{