The Atari Compendium/The Atari Compendium (Toad Computers) (1994).iso/files/prgtools/programm.ing/gfa/gfaexprt.lzh/GFAXPERT.LIB/KEY.LST

File List | 1986-10-19 | 5.5 KB | 198 lines

' ***************
' *** KEY.LST ***
' ***************
'
DEFWRD "a-z"
'
> PROCEDURE return.key
  ' *** wait for <Return>
  ' *** after pressing any other key, flashing 'RETURN' is turned off
  ' *** uses Standard-Globals
  LOCAL w1$,w2$,temp$,in$
  CLR in$
  REPEAT
  UNTIL INKEY$=""
  GET 0,scrn.y.max-char.height,scrn.x.max,scrn.y.max,temp$
  w1$="<RETURN>"
  w2$=SPACE$(8)
  PRINT AT(scrn.col.max/2-3,scrn.lin.max);w1$;
  WHILE in$=""                              ! wait for any key
    PAUSE 30
    SWAP w1$,w2$
    PRINT AT(scrn.col.max/2-3,scrn.lin.max);w1$;
    in$=INKEY$
  WEND
  PUT 0,scrn.y.max-char.height,temp$,3    ! restore screen
  WHILE in$<>return$                      ! wait for <Return>
    in$=INKEY$
  WEND
RETURN
' **********
'
> PROCEDURE bell.return.key
  ' *** same as Procedure Return.key, but with bell-sound
  ' *** bell turned off after pressing any key
  ' *** uses Standard-Globals and Procedure Return.key
  LOCAL w1$,w2$,temp$,b1$,b2$,in$
  CLR in$
  REPEAT
  UNTIL INKEY$=""
  GET 0,scrn.y.max-char.height,scrn.x.max,scrn.y.max,temp$
  w1$="<RETURN>"
  w2$=SPACE$(8)
  b1$=bel$
  b2$=""
  PRINT AT(scrn.col.max/2-3,scrn.lin.max);w1$;b1$;
  WHILE in$=""                ! wait for any key
    PAUSE 30
    SWAP w1$,w2$
    SWAP b1$,b2$
    PRINT AT(scrn.col.max/2-3,scrn.lin.max);w1$;b1$;
    in$=INKEY$
  WEND
  PUT 0,scrn.y.max-char.height,temp$,3
  IF in$<>return$
    @return.key               ! switch bell off, but wait for <Return>
  ENDIF
RETURN
' **********
'
> PROCEDURE key.click(switch!)
  ' *** switch key-click on/off
  IF switch!
    SPOKE &H484,BSET(PEEK(&H484),0)     ! keyclick on
  ELSE
    SPOKE &H484,BCLR(PEEK(&H484),0)     ! keyclick off
  ENDIF
RETURN
' **********
'
> PROCEDURE key.repeat(switch!)
  ' *** switch key-repeat on/off
  IF switch!
    SPOKE &H484,BSET(PEEK(&H484),1)     ! key-repeat on
  ELSE
    SPOKE &H484,BCLR(PEEK(&H484),1)     ! key-repeat off
  ENDIF
RETURN
' **********
'
> PROCEDURE caps(switch!)
  ' *** switch CapsLock on/off
  IF switch!
    ~BIOS(11,BSET(BIOS(11,-1),4))       ! CapsLock on
  ELSE
    ~BIOS(11,BCLR(BIOS(11,-1),4))       ! CapsLock off
  ENDIF
RETURN
' **********
'
> PROCEDURE stop.key
  ' *** temporarily stop program after : <S> , <s> of <Control> <S>
  ' *** continue program after any keypress or click
  ' *** use in loop where this Procedure is called regularly
  LOCAL in$
  in$=INKEY$
  IF INSTR("Ss"+CHR$(19),in$)>0
    REPEAT
    UNTIL INKEY$=""
    PAUSE 10
    REPEAT
    UNTIL INKEY$<>"" OR MOUSEK
  ENDIF
RETURN
' **********
'
> PROCEDURE break.key
  ' *** this Procedure is called after : <Alternate> <Shift> <Control>
  ' *** activate with : On Break Gosub Break.key
  ' *** after activating, you can't enter the GFA-editor from the program !
  LOCAL m$,b$,k
  ON BREAK CONT
  m$=" abort this| program| or| continue ?"
  b$="STOP|CONT"
  ALERT 3,m$,2,b$,k
  IF k=1
    IF EXIST("\START.GFA")
      CHAIN "\START.GFA"
    ELSE IF EXIST("\STARTLOW.GFA")
      CHAIN "\STARTLOW.GFA"
    ELSE
      EDIT
    ENDIF
  ENDIF
  ON BREAK GOSUB break.key
RETURN
' **********
'
> PROCEDURE initio.keyget
  ' *** flexible processing of any keypress
  ' *** in program : DO
  '                    KEYGET get.code%
  '                    @keyget           ! process keypress there
  '                  LOOP
  '
  ABSOLUTE ascii|,V:get.code%+3 ! ASCII-code of key
  ABSOLUTE scan|,V:get.code%+1  ! scan-code of key
  ABSOLUTE status|,V:get.code%  ! bit 0 = Right <Shift>, 1 = Left <Shift>
  '                               2 = <Control>, 3 = <Alternate>, 4 = <CapsLock>
RETURN
' ***
> PROCEDURE keyget
  ' *** process keypress here
  {XBIOS(14,1)+6}=0             ! empty keyboard-buffer before leaving
RETURN
' **********
'
> PROCEDURE initio.macro
  ' *** install strings as macro for function-keys
  ' *** strings may not exceed 31 characters
  LOCAL i,macro$
  KEYPAD &X10000         ! KEYDEF without <Alternate> activated; in editor you
  RESTORE initio.macro   !                    still have to press <Alternate> !
  FOR i=1 TO 20
    READ macro$
    KEYDEF i,macro$
  NEXT i
  '
  initio.macro:
  ' *** switch to Overwrite-mode of GFA-editor before entering text
  ' *** function-keys <F1> - <F10>
  DATA "F1                             "
  DATA "F2                             "
  DATA "F3                             "
  DATA "F4                             "
  DATA "F5                             "
  DATA "F6                             "
  DATA "F7                             "
  DATA "F8                             "
  DATA "F9                             "
  DATA "F10                            "
  ' *** function-keys <Shift> <F1> - <Shift> <F10>
  DATA "S F1                           "
  DATA "S F2                           "
  DATA "S F3                           "
  DATA "S F4                           "
  DATA "S F5                           "
  DATA "S F6                           "
  DATA "S F7                           "
  DATA "S F8                           "
  DATA "S F9                           "
  DATA "S F10                          "
RETURN
' **********
'
> PROCEDURE keypress(txt$)
  ' *** simulates input of txt$ by user (including <Return>)
  ' *** call this Procedure before INPUT, FILESELECT, ALERT, etc.
  LOCAL i
  REPEAT
  UNTIL INKEY$=""               ! clear keyboard-buffer
  FOR i=1 TO LEN(txt$)
    KEYPRESS ASC(MID$(txt$,i))
  NEXT i
  KEYPRESS &H1C000D             ! <Return>
RETURN
' **********
'