| 1 | DENTDSE ;WISC/MLH-DENTAL SCREEN HANDLER-PROCESS FIELD > 80 CHAR IN LENGTH ;9/1/92 10:26
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| 2 | ;;1.2;DENTAL;***15**;Oct 08, 1992
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| 3 | RESPONSE(MHX,MHFL,MHDX,MHDY) ; process a response from the user
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| 4 | N DX,DY,DEHAR,MHY,QUIT,X
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| 5 | ;
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| 6 | S X=0 X ^%ZOSF("RM") ; turn off auto wrap
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| 7 | X ^%ZOSF("EOFF") ; turn off echo
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| 8 | S DX=MHDX,DY=MHDY X IOXY ; position cursor
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| 9 | S MHY="" ; the output string
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| 10 | ;
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| 11 | ; read and process characters until the user says quit
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| 12 | S QUIT=0
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| 13 | FOR D RD Q:QUIT D:DEHAR>31!(DEHAR=126) PROC Q:QUIT ; don't process control chars or tilde
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| 14 | ;
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| 15 | ; did user enter anything?
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| 16 | I MHY="" S MHY=MHX ; nope, default to input
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| 17 | S X=+$G(IOM) X ^%ZOSF("RM") ; reset margin
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| 18 | X ^%ZOSF("EON") ; echo on
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| 19 | QUIT MHY_"~"_(QUIT'=2) ; second piece indicates a timeout
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| 20 | ;
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| 21 | RD ; read one character
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| 22 | R *DEHAR:DTIME
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| 23 | IF DEHAR'=-1,DEHAR'=13,DEHAR'=27
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| 24 | E S QUIT=$S(DEHAR=-1:2,1:1) ; bailout (QUIT=1) or timeout (QUIT=2)
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| 25 | Q
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| 26 | ;
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| 27 | PROC ; process one character
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| 28 | I DEHAR'=127 D ; process ordinary character
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| 29 | . D PROCCHAR
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| 30 | E I MHY'="" D PROCDEL ; process <DELETE> if possible
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| 31 | ;I $L(MHY)'<MHFL S QUIT=1
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| 32 | Q
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| 33 | ;
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| 34 | PROCCHAR ; process ordinary character
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| 35 | IF $L(MHY)<MHFL D ; not at the end yet
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| 36 | . W $C(DEHAR)
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| 37 | . I MHDX<79 S MHDX=MHDX+1
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| 38 | . E S (DY,MHDY)=MHDY+1,(DX,MHDX)=0 X IOXY
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| 39 | . S MHY=MHY_$C(DEHAR)
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| 40 | . Q
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| 41 | ELSE D ; we're at the end, start overwriting
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| 42 | . W *8,*7,$C(DEHAR) ; get rid of the last char
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| 43 | . S $E(MHY,MHFL)=$C(DEHAR)
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| 44 | . Q
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| 45 | ;END IF
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| 46 | ;
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| 47 | Q
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| 48 | ;
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| 49 | PROCDEL ; process <DELETE>
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| 50 | I MHDX>0 W $C(8,32,8) S MHDX=MHDX-1
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| 51 | E S (DX,MHDX)=79,(DY,MHDY)=MHDY-1 X IOXY W " "
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| 52 | S MHY=$E(MHY,1,$L(MHY)-1)
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| 53 | Q
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| 54 | ;
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| 55 | MLH ;TEST TAG
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| 56 | W @IOF S TEST=$$^DENTDSE($G(TEST),110,0,10)
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| 57 | Q
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