Program that demonstrates Paul Bingham’s Classy Front End, a set of routines for GUI programming on the 2068.
Content
Image Gallery
Source Code
1 REM cfe/mc (+demo)
3 CLS : PRINT AT 9,4;"18 seconds to lift-off..."'''"The demo (lines 2000 thru 9999) is a dummy menu screen showing some of cfe's potential. To re-start GO TO 2000."
4 LET code=45000
5 LET print=code+13
6 POKE 23728,(code-256*INT (code/256)): POKE 23729,INT (code/256)
7 FOR t=code TO code+1501: READ o: POKE t,o: NEXT t
8 REM CFE CODE
10 DATA 0,0,0,0,0,0,0,0,0,0,0,0,0,213,197,229,245,217,8,213,197,229,245,237,91,176,92,24,13,0,0,0,0
20 DATA 0,0,0,0,0,225,35,24,7,42,85,92,1,5,0,9,126,254,173,32,6,235,54,2,235,24,77,254,172,32,6,235,54,1,235,24,67
30 DATA 254,34,32,6,229,33,26,1,25,233
40 DATA 235,22,65,1,116,0,9,114,35,35,35,119,62,0,205,48,18,62,69,215,62,82,215,62,82,215,62,79,215,62,82,215,62,32,215,62,120,215,62,120,215
50 DATA 205,9,32,56,251,241,225,193,209,8,217,241,225,193,209,201
60 DATA 35,126,1,97,8,213,229,33,3,0,25,235,225,185,32,3,26,24,50,12,19,16,246,209,1,48,10,185,40,8,12,16,250,235,22,66,24,164
70 DATA 213,198,208,79,35,26,254,1,40,4,30,59,24,2,30,44,126,187,121,40,11,6,9,129,16,253,79,62,208,134,129,35,209,1,118,92,2
80 DATA 35,229,26,254,2,40,35,1,8,168,58,118,92,111,62,0,189,40,8,60,245,120,145,71,241,24,245,120,213,235,17,12,0,25,209,119,62,2,18,225,24,140
90 DATA 58,118,92,1,8,8,103,62,0,203,68,40,1,129,203,33,203,44,16,245,213,235,17,11,0,25,209,119,225
100 DATA 35,24,2,24,141,126,254,34,32,51,35,126,254,58,32,18,229,33,38,0,229,46,11,124,25,119,35,126,214,8,119,225,25,233,254,59,40,5
110 DATA 33,126,0,24,233,35,126,254,13,32,5,33,126,0,25,233,43,229,33,38,0,25,233,254,39,32,14,35,126,254,39,32,4,62,34,24,8,43,126,24,4
120 DATA 203,127,32,20,6,7,229,213,22,0,95,213,225,25,16,253,209,229,24,122,198,185,24,236,254,199,40,248,254,200,40,244,254,201,40,240
130 DATA 24,5,235,22,67,24,137,254,197,40,77,254,195,40,114,254,172,40,120,254,204,40,18,254,203,40,104,254,198,40,102,254,205,40,100,254,226,40,98
140 DATA 24,217,229,213,225,35,126,254,1,40,7,54,1,1,138,24,24,5,54,0,1,217,229,33,73,2,25,112,35,113,24,123,229,8,217,197,245,121,193,144
150 DATA 193,79,120,198,248,71,8,24,101,229,33,45,2,25,126,254,56,40,4,54,56,24,2,54,48,24,88
160 DATA 193,33,198,1,25,9,8,126,8,126,213,229,33,11,0,25,78,35,70,225,197,24,18
170 DATA 24,68,24,162,24,160,24,158,24,156,229,33,11,0,25,53,24,47
180 DATA 217,193,217,71,35,175,126,197,6,8,23,217,48,7,197,245,205,62,38,241,193,4,217,16,241,193,217,12,120,198,248,71,217,16,225
190 DATA 209,33,11,0,25,229,217,225,113,35,112,217,33,26,1,25,233
200 DATA 62,0,50,119,92,35,126,254,34,40,37,254,195,32,46,213,225,1,116,0,9,54,61,35,35,35,58,119,92,6,2,79,175,121,23,56,4,16,251,14,32,121,119,33,92,0,25,233
210 DATA 33,37,0,25,58,119,92,119,33,126,0,25,233,203,127,40,21,1,199,2,185,40,13,12,16,250,254,172,32,183,58,119,92,61,24,174,198,185
220 DATA 229,213,6,7,22,0,95,213,225,25,16,253,209,229,193,33,198,1,25,9,58,119,92,134,225,24,145
980 REM CLASSY FONT TABLE DATA
1000 DATA 4,0,0,0,0,0,0,0.,3,0,94,94,0,0,0,0.,5,0,7,0,0,7,0,0.,6,34,255,34,34,255,34,0.,6,0,44,110,255,74,48,0
1010 DATA 7,0,12,10,102,50,94,54.,5,0,40,124,214,84,0,0.,3,0,4,3,0,0,0,0.,4,0,60,126,129,0,0,0.,4,0,129,126,60,0,0,0
1020 DATA 6,0,10,4,31,4,10,0.,6,0,16,16,124,16,16,0.,3,0,144,112,0,0,0,0.,5,0,24,24,24,24,0,0.,3,0,96,96,0,0,0,0
1030 DATA 4,0,96,24,6,0,0,0.,6,0,60,126,82,74,60,0.,4,0,68,126,64,0,0,0.,5,0,100,98,82,76,0,0.,6,0,34,66,74,126,50,0
1040 DATA 5,0,24,20,126,16,0,0.,5,0,46,78,74,50,0,0.,6,0,56,124,74,74,48,0.,5,0,2,114,26,14,0,0.,6,0,52,126,74,74,52,0
1050 DATA 6,0,12,94,82,82,60,0.,3,0,40,40,0,0,0,0.,3,0,168,104,0,0,0,0.,5,0,24,60,102,129,0,0.,3,40,40,40,0,0,0,0
1060 DATA 5,0,129,102,60,24,0,0.,6,0,4,2,82,94,12,0.,7,0,4,50,42,122,66,60.,6,0,124,126,18,18,124,0.,6,0,126,126,74,74,52,0
1070 DATA 6,0,60,126,66,66,36,0.,6,0,126,126,66,66,60,0.,6,0,126,126,74,74,66,0.,6,0,126,126,10,10,2,0.,6,0,60,126,66,82,116,0
1080 DATA 6,0,126,126,8,8,126,0.,5,0,66,126,126,66,0,0.,6,0,48,64,64,126,62,0.,6,0,126,126,24,36,66,0.,6,0,126,126,64,64,64,0
1090 DATA 7,0,126,126,4,8,4,126.,7,0,126,126,12,48,126,126.,6,0,60,126,66,66,60,0.,6,0,126,126,18,18,12,0.,6,0,60,126,82,98,252,0
1100 DATA 6,0,126,126,18,50,108,0.,6,0,44,110,74,74,48,0.,6,2,2,126,126,2,2,0.,6,0,62,126,64,64,62,0.,7,0,6,30,120,96,24,6
1110 DATA 7,0,62,126,64,48,64,62.,7,0,66,102,60,24,36,66.,7,2,6,12,120,120,4,2.,6,0,98,114,90,78,70,0.,3,0,255,129,0,0,0,0
1120 DATA 4,0,6,24,96,0,0,0.,3,0,129,255,0,0,0,0.,7,0,62,30,30,62,114,32.,6,128,128,128,128,128,128,0.,7,0,252,254,194,194,194,126
1130 DATA 5,0,48,120,72,120,0,0.,5,0,126,72,120,48,0,0.,5,0,48,120,72,72,0,0.,5,0,48,120,72,126,0,0.,5,0,48,120,104,88,0,0
1140 DATA 4,0,8,126,10,0,0,0.,5,0,176,248,200,248,0,0.,5,0,126,8,8,112,0,0.,4,0,72,122,64,0,0,0.,3,128,128,122,0,0,0,0
1150 DATA 5,0,126,16,48,72,0,0.,4,0,66,126,64,0,0,0.,7,0,120,120,8,120,8,112.,5,0,120,120,8,112,0,0.,5,0,48,120,72,48,0,0
1160 DATA 5,0,248,72,120,48,0,0.,5,0,48,120,72,248,0,0.,5,0,120,112,8,8,0,0.,5,0,80,88,120,40,0,0.,4,0,8,126,72,0,0,0
1170 DATA 5,0,56,120,64,120,0,0.,5,0,24,48,96,24,0,0.,7,0,56,120,64,48,64,56.,5,0,72,48,48,72,0,0.,5,0,152,184,96,56,0,0
1180 DATA 5,0,72,104,88,72,0,0.,6,1,1,1,1,1,1,0.,4,0,255,255,0,0,0,0.,6,170,170,170,170,170,170,0.,7,68,108,56,31,56,108,68
1190 DATA 5,0,24,60,231,36,0,0
1200 DATA 6,255,119,219,119,219,255,0.,3,0,24,24,0,0,0,0.,7,24,48,96,48,8,4,2
2000 REM DRAW MAIN SCREEN
2005 PAPER 5: BORDER 1: CLS : PAPER 7: FOR t=0 TO 7: PRINT " ";: NEXT t: PLOT 2,2: DRAW 250,0: DRAW 0,166: DRAW -250,0: DRAW 0,-166: PLOT 2,159: DRAW 250,0: RANDOMIZE USR print
2010 REM AT 0,1;">= File Edit OR Demo^ OR Windows Options";AT 1,0;" BEEP `BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP CLASSY FRONT END DEMO BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP "
2020 PAPER 5: RANDOMIZE USR print
2030 REM AT 2,2;">= New 2068 Medium character set:"
2040 FOR t=1 TO 6: RANDOMIZE USR print
2050 REM " !''#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
2060 RANDOMIZE USR print
2070 REM "AT PQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyzAT AT ON ERRSTICKBEEP FREE "
2080 RANDOMIZE USR print
2090 REM " AT ©<=>=<>%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
2100 NEXT t
2500 REM ARROW KEY LOOP
2510 PAPER 7: GO SUB 8200
2520 LET a=11: GO SUB 6020
3000 IF INKEY$="6" THEN GO SUB 6000
3010 IF CODE INKEY$=13 THEN STOP
3020 IF INKEY$="7" THEN GO SUB 6030
3030 GO TO 3000
5990 REM MENU ICON
6000 PRINT AT a,6;" ": GO SUB 7890+a*10
6010 LET a=a+1: IF a=20 THEN LET a=11
6020 PRINT AT a,6;" ": GO SUB 7980+a*10: RETURN
6030 PRINT AT a,6;" ": GO SUB 7890+a*10
6040 LET a=a-1: IF a=10 THEN LET a=19
6050 PRINT AT a,6;" ": GO SUB 7980+a*10: RETURN
7990 REM menu subroutines
8000 RANDOMIZE USR print
8005 REM AT 11,6;">= AT AT ''Kerning'' function "
8009 RETURN
8010 RANDOMIZE USR print
8015 REM AT 12,6;">= AT OR Inverse AT AT printing "
8019 RETURN
8020 RANDOMIZE USR print
8025 REM AT 13,6;">= AT TO Vertical AT AT printing "
8029 RETURN
8030 RANDOMIZE USR print
8035 REM AT 14,6;">= AT NOT AT AT Line AT AT length AT tester "
8039 RETURN
8040 RANDOMIZE USR print
8045 REM AT 15,6;">= AT AT STEP, AT AT AND,AT AT THEN, AT AT STAT OP"
8049 RETURN
8050 RANDOMIZE USR print
8055 REM AT 16,6;">= AT ERROR AT AT codes A, B, C "
8059 RETURN
8060 RANDOMIZE USR print
8065 REM AT 17,6;">= AT Using color commands "
8069 RETURN
8070 RANDOMIZE USR print
8075 REM AT 18,6;">= AT Using OVER & ERASE "
8079 RETURN
8080 RANDOMIZE USR print
8085 REM AT 19,6;">= AT QUIT AT program AT demos "
8089 RETURN
8090 RANDOMIZE USR print
8095 REM AT 11,6;" OR >= AT AT ''Kerning'' function OR "
8099 RETURN
8100 RANDOMIZE USR print
8105 REM AT 12,6;" OR >= AT OR Inverse AT AT printing OR "
8109 RETURN
8110 RANDOMIZE USR print
8115 REM AT 13,6;" OR >= AT TO Vertical AT AT printing OR "
8119 RETURN
8120 RANDOMIZE USR print
8125 REM AT 14,6;" OR >= AT NOT AT Line AT AT length AT AT tester OR "
8129 RETURN
8130 RANDOMIZE USR print
8135 REM AT 15,6;" OR >= AT STEP, AT AT AND,AT AT THEN, AT AT STAT OP OR "
8139 RETURN
8140 RANDOMIZE USR print
8145 REM AT 16,6;" OR >= AT ERROR AT codes A, B, C OR "
8149 RETURN
8150 RANDOMIZE USR print
8155 REM AT 17,6;" OR >= AT Using color commands AT AT AT OR "
8159 RETURN
8160 RANDOMIZE USR print
8165 REM AT 18,6;" OR >= AT Using OVER & ERASE AT AT AT OR "
8169 RETURN
8170 RANDOMIZE USR print
8175 REM AT 19,6;" OR >= AT QUIT AT program AT demos AT AT AT OR "
8179 RETURN
8190 REM DRAW MENU BOX
8200 PAPER 7: FOR t=9 TO 20: PRINT AT t,6;" ": NEXT t: PLOT 46,104: DRAW 0,-98: DRAW 113,0: DRAW 0,1: DRAW -112,0: DRAW 0,88: DRAW 112,0: PLOT 46,104: DRAW 114,0: DRAW 0,-97: PAPER 3: RANDOMIZE USR print
8210 REM AT 9,6;"BEEP BEEP BEEP BEEP BEEP BEEP MENU BEEP BEEP BEEP BEEP BEEP BEEP BEEP "
8230 PAPER 7: FOR b=11 TO 19: GO SUB 7890+b*10: NEXT b
8240 RETURN
9999 SAVE "cfe+demo" LINE 3: SAVE "cfe+demo" LINE 3
1 REM cfe/mc (+demo)
3 CLS : PRINT AT 9,4;"18 seconds to lift-off..."'''"The demo (lines 2000 thru 9999) is a dummy menu screen showing some of cfe's potential. To re-start GO TO 2000."
4 LET code=45000
5 LET print=code+13
6 POKE 23728,(code-256*INT (code/256)): POKE 23729,INT (code/256)
7 FOR t=code TO code+1501: READ o: POKE t,o: NEXT t
8 REM CFE CODE
10 DATA 0,0,0,0,0,0,0,0,0,0,0,0,0,213,197,229,245,217,8,213,197,229,245,237,91,176,92,24,13,0,0,0,0
20 DATA 0,0,0,0,0,225,35,24,7,42,85,92,1,5,0,9,126,254,173,32,6,235,54,2,235,24,77,254,172,32,6,235,54,1,235,24,67
30 DATA 254,34,32,6,229,33,26,1,25,233
40 DATA 235,22,65,1,116,0,9,114,35,35,35,119,62,0,205,48,18,62,69,215,62,82,215,62,82,215,62,79,215,62,82,215,62,32,215,62,120,215,62,120,215
50 DATA 205,9,32,56,251,241,225,193,209,8,217,241,225,193,209,201
60 DATA 35,126,1,97,8,213,229,33,3,0,25,235,225,185,32,3,26,24,50,12,19,16,246,209,1,48,10,185,40,8,12,16,250,235,22,66,24,164
70 DATA 213,198,208,79,35,26,254,1,40,4,30,59,24,2,30,44,126,187,121,40,11,6,9,129,16,253,79,62,208,134,129,35,209,1,118,92,2
80 DATA 35,229,26,254,2,40,35,1,8,168,58,118,92,111,62,0,189,40,8,60,245,120,145,71,241,24,245,120,213,235,17,12,0,25,209,119,62,2,18,225,24,140
90 DATA 58,118,92,1,8,8,103,62,0,203,68,40,1,129,203,33,203,44,16,245,213,235,17,11,0,25,209,119,225
100 DATA 35,24,2,24,141,126,254,34,32,51,35,126,254,58,32,18,229,33,38,0,229,46,11,124,25,119,35,126,214,8,119,225,25,233,254,59,40,5
110 DATA 33,126,0,24,233,35,126,254,13,32,5,33,126,0,25,233,43,229,33,38,0,25,233,254,39,32,14,35,126,254,39,32,4,62,34,24,8,43,126,24,4
120 DATA 203,127,32,20,6,7,229,213,22,0,95,213,225,25,16,253,209,229,24,122,198,185,24,236,254,199,40,248,254,200,40,244,254,201,40,240
130 DATA 24,5,235,22,67,24,137,254,197,40,77,254,195,40,114,254,172,40,120,254,204,40,18,254,203,40,104,254,198,40,102,254,205,40,100,254,226,40,98
140 DATA 24,217,229,213,225,35,126,254,1,40,7,54,1,1,138,24,24,5,54,0,1,217,229,33,73,2,25,112,35,113,24,123,229,8,217,197,245,121,193,144
150 DATA 193,79,120,198,248,71,8,24,101,229,33,45,2,25,126,254,56,40,4,54,56,24,2,54,48,24,88
160 DATA 193,33,198,1,25,9,8,126,8,126,213,229,33,11,0,25,78,35,70,225,197,24,18
170 DATA 24,68,24,162,24,160,24,158,24,156,229,33,11,0,25,53,24,47
180 DATA 217,193,217,71,35,175,126,197,6,8,23,217,48,7,197,245,205,62,38,241,193,4,217,16,241,193,217,12,120,198,248,71,217,16,225
190 DATA 209,33,11,0,25,229,217,225,113,35,112,217,33,26,1,25,233
200 DATA 62,0,50,119,92,35,126,254,34,40,37,254,195,32,46,213,225,1,116,0,9,54,61,35,35,35,58,119,92,6,2,79,175,121,23,56,4,16,251,14,32,121,119,33,92,0,25,233
210 DATA 33,37,0,25,58,119,92,119,33,126,0,25,233,203,127,40,21,1,199,2,185,40,13,12,16,250,254,172,32,183,58,119,92,61,24,174,198,185
220 DATA 229,213,6,7,22,0,95,213,225,25,16,253,209,229,193,33,198,1,25,9,58,119,92,134,225,24,145
980 REM CLASSY FONT TABLE DATA
1000 DATA 4,0,0,0,0,0,0,0.,3,0,94,94,0,0,0,0.,5,0,7,0,0,7,0,0.,6,34,255,34,34,255,34,0.,6,0,44,110,255,74,48,0
1010 DATA 7,0,12,10,102,50,94,54.,5,0,40,124,214,84,0,0.,3,0,4,3,0,0,0,0.,4,0,60,126,129,0,0,0.,4,0,129,126,60,0,0,0
1020 DATA 6,0,10,4,31,4,10,0.,6,0,16,16,124,16,16,0.,3,0,144,112,0,0,0,0.,5,0,24,24,24,24,0,0.,3,0,96,96,0,0,0,0
1030 DATA 4,0,96,24,6,0,0,0.,6,0,60,126,82,74,60,0.,4,0,68,126,64,0,0,0.,5,0,100,98,82,76,0,0.,6,0,34,66,74,126,50,0
1040 DATA 5,0,24,20,126,16,0,0.,5,0,46,78,74,50,0,0.,6,0,56,124,74,74,48,0.,5,0,2,114,26,14,0,0.,6,0,52,126,74,74,52,0
1050 DATA 6,0,12,94,82,82,60,0.,3,0,40,40,0,0,0,0.,3,0,168,104,0,0,0,0.,5,0,24,60,102,129,0,0.,3,40,40,40,0,0,0,0
1060 DATA 5,0,129,102,60,24,0,0.,6,0,4,2,82,94,12,0.,7,0,4,50,42,122,66,60.,6,0,124,126,18,18,124,0.,6,0,126,126,74,74,52,0
1070 DATA 6,0,60,126,66,66,36,0.,6,0,126,126,66,66,60,0.,6,0,126,126,74,74,66,0.,6,0,126,126,10,10,2,0.,6,0,60,126,66,82,116,0
1080 DATA 6,0,126,126,8,8,126,0.,5,0,66,126,126,66,0,0.,6,0,48,64,64,126,62,0.,6,0,126,126,24,36,66,0.,6,0,126,126,64,64,64,0
1090 DATA 7,0,126,126,4,8,4,126.,7,0,126,126,12,48,126,126.,6,0,60,126,66,66,60,0.,6,0,126,126,18,18,12,0.,6,0,60,126,82,98,252,0
1100 DATA 6,0,126,126,18,50,108,0.,6,0,44,110,74,74,48,0.,6,2,2,126,126,2,2,0.,6,0,62,126,64,64,62,0.,7,0,6,30,120,96,24,6
1110 DATA 7,0,62,126,64,48,64,62.,7,0,66,102,60,24,36,66.,7,2,6,12,120,120,4,2.,6,0,98,114,90,78,70,0.,3,0,255,129,0,0,0,0
1120 DATA 4,0,6,24,96,0,0,0.,3,0,129,255,0,0,0,0.,7,0,62,30,30,62,114,32.,6,128,128,128,128,128,128,0.,7,0,252,254,194,194,194,126
1130 DATA 5,0,48,120,72,120,0,0.,5,0,126,72,120,48,0,0.,5,0,48,120,72,72,0,0.,5,0,48,120,72,126,0,0.,5,0,48,120,104,88,0,0
1140 DATA 4,0,8,126,10,0,0,0.,5,0,176,248,200,248,0,0.,5,0,126,8,8,112,0,0.,4,0,72,122,64,0,0,0.,3,128,128,122,0,0,0,0
1150 DATA 5,0,126,16,48,72,0,0.,4,0,66,126,64,0,0,0.,7,0,120,120,8,120,8,112.,5,0,120,120,8,112,0,0.,5,0,48,120,72,48,0,0
1160 DATA 5,0,248,72,120,48,0,0.,5,0,48,120,72,248,0,0.,5,0,120,112,8,8,0,0.,5,0,80,88,120,40,0,0.,4,0,8,126,72,0,0,0
1170 DATA 5,0,56,120,64,120,0,0.,5,0,24,48,96,24,0,0.,7,0,56,120,64,48,64,56.,5,0,72,48,48,72,0,0.,5,0,152,184,96,56,0,0
1180 DATA 5,0,72,104,88,72,0,0.,6,1,1,1,1,1,1,0.,4,0,255,255,0,0,0,0.,6,170,170,170,170,170,170,0.,7,68,108,56,31,56,108,68
1190 DATA 5,0,24,60,231,36,0,0
1200 DATA 6,255,119,219,119,219,255,0.,3,0,24,24,0,0,0,0.,7,24,48,96,48,8,4,2
2000 REM DRAW MAIN SCREEN
2005 PAPER 5: BORDER 1: CLS : PAPER 7: FOR t=0 TO 7: PRINT " ";: NEXT t: PLOT 2,2: DRAW 250,0: DRAW 0,166: DRAW -250,0: DRAW 0,-166: PLOT 2,159: DRAW 250,0: RANDOMIZE USR print
2010 REM AT 0,1;">= File Edit OR Demo^ OR Windows Options";AT 1,0;" BEEP `BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP CLASSY FRONT END DEMO BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP BEEP "
2020 PAPER 5: RANDOMIZE USR print
2030 REM AT 2,2;">= New 2068 Medium character set:"
2040 FOR t=1 TO 6: RANDOMIZE USR print
2050 REM " !''#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
2060 RANDOMIZE USR print
2070 REM "AT PQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyzAT AT ON ERRSTICKBEEP FREE "
2080 RANDOMIZE USR print
2090 REM " AT ©<=>=<>%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNO"
2100 NEXT t
2500 REM ARROW KEY LOOP
2510 PAPER 7: GO SUB 8200
2520 LET a=11: GO SUB 6020
3000 IF INKEY$="6" THEN GO SUB 6000
3010 IF CODE INKEY$=13 THEN STOP
3020 IF INKEY$="7" THEN GO SUB 6030
3030 GO TO 3000
5990 REM MENU ICON
6000 PRINT AT a,6;" ": GO SUB 7890+a*10
6010 LET a=a+1: IF a=20 THEN LET a=11
6020 PRINT AT a,6;" ": GO SUB 7980+a*10: RETURN
6030 PRINT AT a,6;" ": GO SUB 7890+a*10
6040 LET a=a-1: IF a=10 THEN LET a=19
6050 PRINT AT a,6;" ": GO SUB 7980+a*10: RETURN
7990 REM menu subroutines
8000 RANDOMIZE USR print
8005 REM AT 11,6;">= AT AT ''Kerning'' function "
8009 RETURN
8010 RANDOMIZE USR print
8015 REM AT 12,6;">= AT OR Inverse AT AT printing "
8019 RETURN
8020 RANDOMIZE USR print
8025 REM AT 13,6;">= AT TO Vertical AT AT printing "
8029 RETURN
8030 RANDOMIZE USR print
8035 REM AT 14,6;">= AT NOT AT AT Line AT AT length AT tester "
8039 RETURN
8040 RANDOMIZE USR print
8045 REM AT 15,6;">= AT AT STEP, AT AT AND,AT AT THEN, AT AT STAT OP"
8049 RETURN
8050 RANDOMIZE USR print
8055 REM AT 16,6;">= AT ERROR AT AT codes A, B, C "
8059 RETURN
8060 RANDOMIZE USR print
8065 REM AT 17,6;">= AT Using color commands "
8069 RETURN
8070 RANDOMIZE USR print
8075 REM AT 18,6;">= AT Using OVER & ERASE "
8079 RETURN
8080 RANDOMIZE USR print
8085 REM AT 19,6;">= AT QUIT AT program AT demos "
8089 RETURN
8090 RANDOMIZE USR print
8095 REM AT 11,6;" OR >= AT AT ''Kerning'' function OR "
8099 RETURN
8100 RANDOMIZE USR print
8105 REM AT 12,6;" OR >= AT OR Inverse AT AT printing OR "
8109 RETURN
8110 RANDOMIZE USR print
8115 REM AT 13,6;" OR >= AT TO Vertical AT AT printing OR "
8119 RETURN
8120 RANDOMIZE USR print
8125 REM AT 14,6;" OR >= AT NOT AT Line AT AT length AT AT tester OR "
8129 RETURN
8130 RANDOMIZE USR print
8135 REM AT 15,6;" OR >= AT STEP, AT AT AND,AT AT THEN, AT AT STAT OP OR "
8139 RETURN
8140 RANDOMIZE USR print
8145 REM AT 16,6;" OR >= AT ERROR AT codes A, B, C OR "
8149 RETURN
8150 RANDOMIZE USR print
8155 REM AT 17,6;" OR >= AT Using color commands AT AT AT OR "
8159 RETURN
8160 RANDOMIZE USR print
8165 REM AT 18,6;" OR >= AT Using OVER & ERASE AT AT AT OR "
8169 RETURN
8170 RANDOMIZE USR print
8175 REM AT 19,6;" OR >= AT QUIT AT program AT demos AT AT AT OR "
8179 RETURN
8190 REM DRAW MENU BOX
8200 PAPER 7: FOR t=9 TO 20: PRINT AT t,6;" ": NEXT t: PLOT 46,104: DRAW 0,-98: DRAW 113,0: DRAW 0,1: DRAW -112,0: DRAW 0,88: DRAW 112,0: PLOT 46,104: DRAW 114,0: DRAW 0,-97: PAPER 3: RANDOMIZE USR print
8210 REM AT 9,6;"BEEP BEEP BEEP BEEP BEEP BEEP MENU BEEP BEEP BEEP BEEP BEEP BEEP BEEP "
8230 PAPER 7: FOR b=11 TO 19: GO SUB 7890+b*10: NEXT b
8240 RETURN
9999 SAVE "cfe+demo" LINE 3: SAVE "cfe+demo" LINE 3