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Length: 14976 (0x3a80)
Types: TextFile
Names: »INSTCRT.PAS«
└─⟦09ad82a35⟧ Bits:30002863 PolyPascal-80 V3.10 for JET80 CP/M
└─ ⟦this⟧ »INSTCRT.PAS«
└─⟦692ac107c⟧ Bits:30005923 PolyPascal-80 V3.10 arbejdsdiskette 1
└─ ⟦this⟧ »INSTCRT.PAS«
PROCEDURE crt;
CONST
pa1: str36 = 'A. Screen width (in characters)...: ';
pb1: str36 = 'B. Screen height (in lines).......: ';
pc1: str36 = 'C. GOTOXY lead-in sequence........: ';
pd1: str36 = 'D. GOTOXY separator sequence......: ';
pe1: str36 = 'E. GOTOXY terminator sequence.....: ';
pf1: str36 = 'F. Line before column (YES/NO)....: ';
pg1: str36 = 'G. Coordinate offset..............: ';
ph1: str36 = 'H. Coordinate format (0/2/3)......: ';
pa2: str36 = 'A. CLRHOM sequence................: ';
pb2: str36 = 'B. CLREOS sequence................: ';
pc2: str36 = 'C. CLREOL sequence................: ';
pd2: str36 = 'D. INSLIN sequence................: ';
pe2: str36 = 'E. DELLIN sequence................: ';
pa3: str36 = 'A. RVSON sequence.................: ';
pb3: str36 = 'B. RVSOFF sequence................: ';
pc3: str36 = 'C. INTON sequence.................: ';
pd3: str36 = 'D. INTOFF sequence................: ';
pe3: str36 = 'E. ULNON sequence.................: ';
pf3: str36 = 'F. ULNOFF sequence................: ';
pg3: str36 = 'G. BLKON sequence.................: ';
ph3: str36 = 'H. BLKOFF sequence................: ';
pi3: str36 = 'I. ALLOFF sequence................: ';
VAR
sec: integer;
ch,mc,first,last: char;
PROCEDURE help1;
BEGIN
writeln('All fields on this submenu must be filled in for PolyPascal to');
writeln('operate correctly.');
writeln;
writeln('SCREEN WIDTH. This field defines the number of characters per');
writeln('line on your video display. If the display scrolls when writing');
writeln('to the bottom right character position, then specify the screen');
writeln('width less one.');
writeln;
writeln('SCREEN HEIGHT. This field defines the number of lines on your');
writeln('video display. Always specify the exact value.');
writeln;
writeln('Character sequences are entered as sequences of hex values bet-');
writeln('ween 00 and FF. Each hex value must be separated from the sur-');
writeln('rounding ones by at least one blank. To enter an empty sequence,');
writeln('simply enter a blank line.');
writeln;
writeln('GOTOXY LEAD-IN SEQUENCE. The character sequence sent prior to the');
writeln('coordinates. The maximum length is 8.');
writeln;
pressreturn;
writeln('GOTOXY SEPARATOR SEQUENCE. The character sequence sent between');
writeln('the coordinates. The maximum length is 4.');
writeln;
writeln('GOTOXY TERMINATOR SEQUENCE. The character sequence sent after the');
writeln('coordinates. The maximum length is 4.');
writeln;
writeln('LINE BEFORE COLUMN. This field should be set to YES if your video');
writeln('display requires the line coordinate (Y) to be sent before the');
writeln('column coordinate (X). Otherwise it should be set to NO.');
writeln;
writeln('COORDINATE OFFSET. This field defines the value (in decimal) to');
writeln('be added to the coordinates before they are transmitted. If the');
writeln('coordinate format (see below) is 0, then 32 is normally used. If');
writeln('the coordinate format is 2 or 3, then 0 or 1 is normally used.');
writeln;
writeln('COORDINATE FORMAT. A value of 0 in this field indicates that the');
writeln('coordinates are to be transmitted as single bytes using binary');
writeln('format. Other values (2 or 3) indicate that the coordinates are');
writeln('to be transmitted as decimal character strings of 2 or 3 charac-');
writeln('ters.');
writeln;
pressreturn;
END;
PROCEDURE help2;
BEGIN
writeln('CLRHOM SEQUENCE. The function sequence which clears the screen');
writeln('and returns the cursor to the top left corner. The maximum is 8.');
writeln('This function sequence must be specified for PolyPascal to ope-');
writeln('rate correctly.');
writeln;
writeln('All of the following function sequences are optional. The maximum');
writeln('length is 8 for all sequences.');
writeln;
writeln('CLREOS SEQUENCE. The function sequence which clears all character');
writeln('positions from the cursor to the end of the screen.');
writeln;
writeln('CLREOL SEQUENCE. The function sequence which clears all character');
writeln('positions from the cursor to the end of the current line.');
writeln;
writeln('INSLIN SEQUENCE. The function sequence which scrolls the current');
writeln('line, and all lines below it, down, and clears the current line.');
writeln;
writeln('DELLIN SEQUENCE. The function sequence which deletes the current');
writeln('line, and scrolls up all lines below it, with a blank line ap-');
writeln('pearing at the bottom. The maximum length is 8.');
writeln;
pressreturn;
END;
PROCEDURE help3;
BEGIN
writeln('All of the following function sequences are optional. The maximum');
writeln('length is 8 for all sequences.');
writeln;
writeln('RVSON SEQUENCE. Turns on reverse video.');
writeln;
writeln('RVSOFF SEQUENCE. Turns off reverse video.');
writeln;
writeln('INTON SEQUENCE. Turns on increased/decreased intensity.');
writeln;
writeln('INTOFF SEQUENCE. Turns off increased/decreased intensity.');
writeln;
writeln('ULNON SEQUENCE. Turns on underlining.');
writeln;
writeln('ULNOFF SEQUENCE. Turns off underlining.');
writeln;
writeln('BLKON SEQUENCE. Turns on character blink.');
writeln;
writeln('BLKOFF SEQUENCE. Turns off character blink.');
writeln;
writeln('ALLOFF SEQUENCE. Turns off all character attributes.');
writeln;
pressreturn;
END;
BEGIN æcrtå
sec:=1;
WITH data DO
REPEAT
writeln('CRT CONFIGURATION TABLE (SECTION ',sec,'):');
writeln;
CASE sec OF
1: BEGIN
writeln(pa1,width);
writeln(pb1,height);
writeln(pc1,hexseq(gxyls));
writeln(pd1,hexseq(gxyss));
writeln(pe1,hexseq(gxyts));
writeln(pf1,yesno(255-colblin));
writeln(pg1,coorofs);
writeln(ph1,coorfmt);
mc:='H';
END;
2: BEGIN
writeln(pa2,hexseq(clhs));
writeln(pb2,hexseq(cess));
writeln(pc2,hexseq(cels));
writeln(pd2,hexseq(ilns));
writeln(pe2,hexseq(dlns));
mc:='E';
END;
3: BEGIN
writeln(pa3,hexseq(rons));
writeln(pb3,hexseq(rofs));
writeln(pc3,hexseq(ions));
writeln(pd3,hexseq(iofs));
writeln(pe3,hexseq(uons));
writeln(pf3,hexseq(uofs));
writeln(pg3,hexseq(bons));
writeln(ph3,hexseq(bofs));
writeln(pi3,hexseq(aofs));
mc:='I';
END;
END;
writeln;
writeln('Press RETURN to view more');
writeln;
ch:=select('Edit(A-'+mc+'), All(Z), Exit(X), Help(Y)',
Æ'A'..mc,'Z','X','Y',^MÅ);
IF ch=^M THEN
IF sec=3 THEN sec:=1 ELSE sec:=sec+1 ELSE
BEGIN
IF ch='Z' THEN
BEGIN
first:='A'; last:=mc;
END ELSE
BEGIN
first:=ch; last:=ch;
END;
FOR ch:=first TO last DO
CASE sec OF
1: CASE ch OF
'A': BEGIN
write(pa1); width:=readnum(40,255);
END;
'B': BEGIN
write(pb1); height:=readnum(8,255);
END;
'C': BEGIN
write(pc1); gxyls:=readseq(8);
END;
'D': BEGIN
write(pd1); gxyss:=readseq(4);
END;
'E': BEGIN
write(pe1); gxyts:=readseq(4);
END;
'F': BEGIN
write(pf1); colblin:=255-readyn;
END;
'G': BEGIN
write(pg1); coorofs:=readnum(0,255);
END;
'H': BEGIN
write(ph1); coorfmt:=readnum(0,3);
END;
'Y': help1;
END;
2: CASE ch OF
'A': BEGIN
write(pa2); clhs:=readseq(8);
END;
'B': BEGIN
write(pb2); cess:=readseq(8);
END;
'C': BEGIN
write(pc2); cels:=readseq(8);
END;
'D': BEGIN
write(pd2); ilns:=readseq(8);
END;
'E': BEGIN
write(pe2); dlns:=readseq(8);
END;
'Y': help2;
END;
3: CASE ch OF
'A': BEGIN
write(pa3); rons:=readseq(8);
END;
'B': BEGIN
write(pb3); rofs:=readseq(8);
END;
'C': BEGIN
write(pc3); ions:=readseq(8);
END;
'D': BEGIN
write(pd3); iofs:=readseq(8);
END;
'E': BEGIN
write(pe3); uons:=readseq(8);
END;
'F': BEGIN
write(pf3); uofs:=readseq(8);
END;
'G': BEGIN
write(pg3); bons:=readseq(8);
END;
'H': BEGIN
write(ph3); bofs:=readseq(8);
END;
'I': BEGIN
write(pi3); aofs:=readseq(8);
END;
'Y': help3;
END;
END;
IF ch IN Æ'A'..mcÅ THEN writeln;
END;
UNTIL ch='X';
END;
PROCEDURE keyboard;
TYPE
keyrec = RECORD
val: byte; str: str12;
END;
CONST
stdkey: ARRAYÆ1..42Å OF str2 = (
^J,^S,^D,^A,^F,^Q^S,^Q^D,^E,^X,^Q^E,^Q^X,^R,^C,^Q^R,^Q^C,
^H,^G,^Q^H,^Q^Y,^T,^Y,^M,^I,^N,^V,^Z,^B,^W,^Q^F,^Q^A,
^L,^K^B,^K^K,^K^Y,^K^C,^K^V,^K^P,^K^R,^K^W,^K^H,^K^D,^K^X);
VAR
c,i,n,m: integer;
ch,mc: char;
s: str12;
akey: ARRAYÆ1..50Å OF keyrec;
FUNCTION keystr(ch: char): str3;
BEGIN
CASE ch OF
@32..@126,@128..@255: keystr:='"'+ch+'"';
@8: keystr:='BS';
@13: keystr:='CR';
@27: keystr:='ESC';
@127: keystr:='DEL';
OTHERWISE
keystr:='^'+chr(ord(ch)+64);
END;
END;
FUNCTION keyseq(ks: str12): str48;
VAR
i: integer;
s: str48;
BEGIN
s:='';
FOR i:=1 TO len(ks) DO s:=s+keystr(ksÆiÅ)+' ';
keyseq:=copy(s,1,len(s)-1);
END;
PROCEDURE delakey(i: integer);
VAR
p: integer;
BEGIN
FOR p:=i+1 TO n DO akeyÆp-1Å:=akeyÆpÅ; n:=n-1;
END;
PROCEDURE addakey;
VAR
i,sl: integer;
ch: char;
s: str12;
BEGIN
sl:=0; FOR i:=1 TO n DO sl:=sl+len(akeyÆnÅ.str)+2;
IF (n=50) OR (sl>240) THEN
writeln('No room for further definitions') ELSE
BEGIN
cbreak:=false; write('Standard: ');
REPEAT
read(kbd,ch);
i:=1; WHILE (i<42) AND (ch<>stdkeyÆiÅÆ1Å) DO i:=i+1;
IF stdkeyÆiÅÆ1Å=ch THEN
BEGIN
s:=ch; write(keyseq(ch),' '); sl:=len(keyseq(ch))+1;
IF len(stdkeyÆiÅ)=2 THEN
BEGIN
read(kbd,ch); s:=s+ch;
i:=1; WHILE (i<42) AND (s<>stdkeyÆiÅ) DO i:=i+1;
IF s=stdkeyÆiÅ THEN
BEGIN
s:=s+ch; write(keyseq(ch),' '); sl:=sl+len(keyseq(ch))+1;
END ELSE
BEGIN
s:=''; backsp(sl);
END;
END;
END ELSE s:='';
UNTIL s<>'';
write('':9-sl,'Alternate: ');
s:='';
REPEAT
read(kbd,ch);
IF (len(s)<12) AND (ch<>^M) THEN
BEGIN
IF len(s)>=1 THEN
IF ch IN Æ^A..^ZÅ THEN ch:=chr(ord(ch)+64) ELSE
IF ch IN Æ'a'..'z'Å THEN ch:=chr(ord(ch)-32);
write(keystr(ch),' '); s:=s+ch;
END;
UNTIL ch=^M;
n:=n+1; akeyÆnÅ.val:=i; akeyÆnÅ.str:=s;
writeln; cbreak:=true;
END;
writeln;
END;
PROCEDURE help;
BEGIN
writeln('To be able to benefit fully from the special keys offered by your');
writeln('keyboard, PolyPascal allows you to define alternate keys to in-');
writeln('voke selected editor functions. A typical example of alternate');
writeln('keys is defining your cursor arrows to do the same as ^S, ^D, ^E');
writeln('and ^X.');
writeln;
writeln('To add an alternate key definition, you must first select the');
writeln('function for which you want to create an alternative. This you do');
writeln('by entering the standard key sequence, i.e. the sequence listed');
writeln('in the manual. Once you have selected a function, you will be');
writeln('prompted for an alternate key sequence, to which you must answer');
writeln('by entering the alternate sequence. To end the alternate sequen-');
writeln('ce, press RETURN.');
writeln;
writeln('Note that it is actually possible to override the standard key');
writeln('sequences. If you for instance define ^J to be an alternate key');
writeln('for the ^X function, the original ^J function will become inac-');
writeln('cessible unless you define an alternate sequence for it as well.');
writeln;
pressreturn;
END;
BEGIN ækeyboardå
WITH data DO
BEGIN
i:=0; n:=0; c:=1;
WHILE altkeyÆiÅ<>0 DO
BEGIN
n:=n+1;
move(altkeyÆiÅ,akeyÆnÅ,altkeyÆi+1Å+2);
i:=i+altkeyÆi+1Å+2;
END;
REPEAT
writeln('ALTERNATE KEY DEFINITIONS:');
writeln;
IF n=0 THEN
BEGIN
writeln('No alternate keys defined'); writeln;
ch:=select('Add(Z), Exit(X), Help(Y)',Æ'Z','X','Y'Å);
END ELSE
BEGIN
IF c+9>n THEN m:=n-c ELSE m:=9;
FOR i:=0 TO m DO
BEGIN
s:=keyseq(stdkeyÆakeyÆc+iÅ.valÅ);
write(chr(i+65),'. Standard: ',s,'':9-len(s));
writeln('Alternate: ',keyseq(akeyÆc+iÅ.str));
END;
IF n>10 THEN
BEGIN
writeln; writeln('Press RETURN to view more');
END;
writeln;
mc:=chr(m+65);
ch:=select('Delete(A-'+mc+'), Add(Z), Exit(X), Help(Y)',
Æ'A'..mc,'Z','X','Y',^MÅ);
END;
CASE ch OF
'A'..'J': BEGIN
delakey(c+ord(ch)-65);
IF (n>0) AND (c>n) THEN c:=c-10;
END;
'Z': BEGIN
addakey; c:=n-((n-1) MOD 10);
END;
'Y': help;
^M: BEGIN
c:=c+10; IF c>n THEN c:=1;
END;
END;
UNTIL ch='X';
i:=0;
FOR n:=1 TO n DO
BEGIN
move(akeyÆnÅ,altkeyÆiÅ,len(akeyÆnÅ.str)+2);
i:=i+len(akeyÆnÅ.str)+2;
END;
fill(altkeyÆiÅ,256-i,0);
END;
END;
«eof»