Hello all,
another way for doing BIT operations are the COBOLII/X Enhancements:
HP_BYTE_PACK and HP_BYTE_UNPACK
Robert Mills schrieb:
> Bob,
>
> You could replace your SUB-GET-TERMOPTIONS and SUB-PUT-TERMOPTIONS performs with calls to BITMAPCNV. Does exactly the same thing but it also returns a status indicating if the conversion was successful.
>
> BITMAPCNV is documented in Appendix I of the VPLUS Reference Manual.
>
> regards,
>
> Robert W.Mills
> Systems Development Manager
> Windsong Services
> (020) 8309 3604
>
>
> HP-3000 Systems Discussion wrote:
>
>>After detecting that function key has been pressed, you can force a
>>read of the screen as if they had pressed enter and proceed.
>>...
>>111900 01 BITMAP-FIELDS.
>>111950*
>>112000*** A TWO WORD BITMAP IS USED SO THAT A TRUE LOGICAL
>>112050*** INTERPRETATION OF ALL 16 BITS OF THE WORD CAN BE
>>112100*** DETERMINED, OTHER WISE BIT ZERO BEING ON COULD
>>112150*** CAUSE PROBLEMS IN THE CONVERSION ROUTINES (NEGATIVE)
>>112200*
>>112250 05 BITMAP.
>>112300 10 BM-DOUBLE PIC S9(9) COMP.
>>112350 10 BM-SPLIT REDEFINES BM-DOUBLE.
>>112400 15 BM-IGNORE PIC S9(4) COMP.
>>112450 15 BM-WORD PIC XX.
>>112500 05 BYTEMAP.
>>112550 10 BM-BYTE OCCURS 16 TIMES INDEXED BY BMX PIC 9.
>>112600 88 BIT-OFF VALUE 0.
>>112650 88 BIT-ON VALUE 1.
>>112700
>>...
>>115150 01 TERMOPTIONS-BYTEMAP.
>>115200 05 TERMOPTIONS-RESERVED PIC X(9).
>>115250 05 TERMOPTIONS-9-10 PIC 99.
>>115300 88 DISABLE-TIMEOUT VALUE 00, 11.
>>115350 88 ENABLE-TIMEOUT VALUE 01.
>>115400 05 TERMOPTIONS-11-12 PIC 99.
>>115450 88 NORMAL-CLOSE VALUE 00.
>>115500 88 DONT-CLEAR-CLOSE VALUE 10.
>>115550 05 TERMOPTIONS-13-14 PIC 99.
>>115600 88 NORMAL-READ VALUE 00, 11.
>>115650 88 AUTO-READ VALUE 01.
>>115700 05 TERMOPTIONS-15 PIC 9.
>>115750 88 ENABLE-BELL VALUE 0.
>>115800 88 DISABLE-BELL VALUE 1.
>>...
>>
>>676900 Z-900-DO-AUTOREAD.
>>676950*****
>>677000***** Read form WITHOUT user having pressed enter
>>677050*****
>>677100 SET VREAD-NOT-OK TO TRUE
>>677150 SET VPLUS-OK TO TRUE
>>677200 PERFORM SUB-GET-TERMOPTIONS
>>677250 SET AUTO-READ TO TRUE
>>677300 PERFORM SUB-PUT-TERMOPTIONS
>>677350 CALL INTRINSIC "VREADFIELDS" USING COMAREA.
>>677400 IF VPLUS-OK
>>677450 PERFORM SUB-GET-TERMOPTIONS
>>677500 SET NORMAL-READ TO TRUE
>>677550 PERFORM SUB-PUT-TERMOPTIONS
>>677600 PERFORM Z-900-PROCESS-ENTER-KEY
>>677650 ELSE
>>677700 SET ABORT TO TRUE
>>677750 MOVE
>>677800 "**** Paragraph: Z-900-AUTOREAD - Terminal Read"
>>677850 TO ERROR-LOCATION
>>677900 PERFORM Z-100-GET-ERROR-MESSAGE.
>>...
>>682950 SUB-GET-TERMOPTIONS.
>>683000 MOVE TERMOPTIONS-WORD TO BM-WORD
>>683050 PERFORM SUB-BIT-TO-BYTE
>>683100 MOVE BYTEMAP TO TERMOPTIONS-BYTEMAP.
>>683150
>>683200 SUB-PUT-TERMOPTIONS.
>>683250 MOVE TERMOPTIONS-BYTEMAP TO BYTEMAP
>>683300 PERFORM SUB-BYTE-TO-BIT
>>683350 MOVE BM-WORD TO TERMOPTIONS-WORD.
>>...
>>83950 SUB-BIT-TO-BYTE.
>>684000 MOVE ALL ZEROS TO BYTEMAP.
>>684050 PERFORM VARYING BMX FROM 16 BY -1 UNTIL BMX < 1
>>684100 DIVIDE BM-DOUBLE BY 2 GIVING BM-DOUBLE
>>684150 REMAINDER BM-BYTE(BMX)
>>684200 END-PERFORM.
>>684250
>>684300 SUB-BYTE-TO-BIT.
>>684350 MOVE ZERO TO BM-DOUBLE
>>684400 PERFORM VARYING BMX FROM 1 BY 1 UNTIL BMX > 16
>>684450 MULTIPLY 2 BY BM-DOUBLE
>>684500 ADD BM-BYTE(BMX) TO BM-DOUBLE
>>684550 END-PERFORM.
>>
>>There may be better ways to handle the bit/byte conversions now, but
>>it works.
>>
>>Bob Comeau
>>Sr. Systems Programmer Analyst
>>Crossley Carpet Mills Ltd.
>>(902)895-5491 ex 139
>>
>>
>>-----Original Message-----
>>From: HP-3000 Systems Discussion [mailto:[log in to unmask]]On
>>Behalf Of Matthew Perdue
>>Sent: February 11, 2005 6:54 PM
>>To: [log in to unmask]
>>Subject: Re: VPLUS and VSETERROR/VREADFIELDS/VFIELDEDITS
>>
>>
>>Quoting Peter Smithson <[log in to unmask]>:
>>
>>
>>>In article <[log in to unmask]>,
>>>[log in to unmask] says...
>>>
>>>
>>>>The screen buffer is not read if a function key is pressed, only if
>>>>enter is pressed. If the user pressed a function key, and you want
>>>>to know the contents of the screen buffer, you have to force a read
>>>>with VGETBUFFER.
>>>
>>>Thanks for the replies - I know there isn't much point in running the
>>>VFIELDEDITS when no buffer is present (as they hit a function key).
>>>
>>>I'm trying to figure out how some customers code is working. In the
>>>code sample I gave, you can see that there is no conditinal
>>>execution of code. I think they do this is it's a generic library
>>>of calls but I wrote a simple example program showing the behaviour.
>>>
>>>Without the VSETERROR and without setting numerrs, I get an error
>>>from VREADFIELDS (due to the required fields) whether I hit a
>>>function key or enter.
>>>
>>>With the VSETERROR and setting numerrs, I only get an error from
>>>VREADFIELDS if enter is pressed.
>>>
>>>Anyone know why?
>>>
>>>Cheers
>>>
>>>Peter
>>
>>This is a code snippet of what I use:
>>
>> MOVE SPACES TO MBR-MSTR-SPACES.
>> MOVE HOLD-MEMB-ID TO S-MM-MBR-KEY.
>> MOVE "MEMBER_MAST" TO COM-NFNAME.
>>
>> CALL "VGETNEXTFORM" USING COMAREA.
>> IF COM-STATUS NOT = 0
>> MOVE 0 TO COM-STATUS
>> CALL "VCLOSETERM" USING COMAREA
>>...etc....
>>
>> CALL "VPUTBUFFER" USING COMAREA MBR-MSTR-SCREEN
>> MBR-MSTR-BUFFER.
>> MOVE SPACES TO ERR-MSG.
>> MOVE "Enter member number, press enter" TO ERR-MSG.
>> MOVE 2 TO FIELD-NUM.
>> CALL "VSETERROR" USING COMAREA FIELD-NUM ERR-MSG MSG-LEN.
>> CALL "VSHOWFORM" USING COMAREA.
>>*
>>110-PROCESS-MBR-MSTR-SCREEN.
>>
>> MOVE 0 TO COM-STATUS COM-NUMERRS.
>> CALL "VREADFIELDS" USING COMAREA.
>>
>> IF ENTER-TIME-OUT GO TO 010-SETUP-MAIN-SCREEN.
>>
>> CALL "VGETBUFFER" USING COMAREA MBR-MSTR-SCREEN
>> IF ENTER-KEY GO TO 120-PROCESS-FIELD-EDITS.
>> IF F1 GO TO 010-SETUP-MAIN-SCREEN
>> ELSE IF F2 GO TO 100A-MEMBER-ADDRESS
>> ELSE IF F3 GO TO 100F-MEMBER-FINANCIAL
>> ELSE IF F4 GO TO 100I-MEMBER-INQUIRIES
>> ELSE IF F5 MOVE SPACES TO HOLD-MEMB-ID
>> GO TO 100-MEMBER-MASTER
>> ELSE IF F6 GO TO
>> ELSE IF F7 GO TO
>> ELSE IF F8 GO TO 010-SETUP-MAIN-SCREEN
>> ELSE
>> MOVE SPACES TO ERR-MSG
>> MOVE "INVALID KEY SELECTED" TO ERR-MSG
>> CALL "VPUTWINDOW" USING COMAREA ERR-MSG MSG-LEN
>> CALL "VSHOWFORM" USING COMAREA
>> GO TO 110-PROCESS-MBR-MSTR-SCREEN.
>>*
>>120-PROCESS-FIELD-EDITS.
>>
>> CALL "VFIELDEDITS" USING COMAREA.
>> IF COM-NUMERRS NOT = 0
>> MOVE SPACES TO ERR-MSG
>> CALL "VERRMSG" USING COMAREA ERR-MSG MSG-LEN R-LEN
>> CALL "VPUTWINDOW" USING COMAREA ERR-MSG MSG-LEN
>> CALL "VSHOWFORM" USING COMAREA
>> GO TO 110-PROCESS-MBR-MSTR-SCREEN.
>>*
>>130-PROCESS-DATA.
>>
>> CALL "VGETBUFFER" USING COMAREA MBR-MSTR-SCREEN
>> MBR-MSTR-BUFFER.
>>
>>...etc....
>>
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>>
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>
>
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--
Mit freundlichen Grüßen / Best regards
Günter Kuhn
SSD IT Consulting GmbH
CH 6404 Greppen
Switzerland
EMail: [log in to unmask]
WWW: www.ssd-it.ch
Skype: gkuhndo
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