===========================================================================
 BBS: The Abacus * HST/DS * Potterville MI
Date: 05-17-93 (12:49)             Number: 44
From: CORIDON HENSHAW              Refer#: NONE
  To: ALL                           Recvd: NO  
Subj: (3) Assorted text scrolli      Conf: (35) Quick Basi
---------------------------------------------------------------------------
'>>> Start of page 3.

                CASE ELSE
                        Chirp
        END SELECT
LOOP UNTIL ExitFlag > -1

EXIT FUNCTION

UpdateScroll:
EVENT OFF
StartBuffer = BaseLine
FOR X = StartLine TO EndLine
        IF X <> BarLine THEN COLOR FG, BG ELSE COLOR BFG, BBG
        LOCATE X, StartCol
        PRINT TextBuffer(StartBuffer) + STRING$(SCRNWidth -_
 LEN(TextBuffer(StartBuffer)), " ");
        StartBuffer = StartBuffer + 1
NEXT
StartBuffer = 0
EVENT ON
RETURN

END FUNCTION

SUB ScrollText (TextBuffer() AS STRING, StartLine, EndLine, Col, FG, BG)

TotalLines = EndLine - StartLine + 1
BaseLine = 1
ExitFlag = -1
TopBound = UBOUND(TextBuffer)
LowerBound = LBOUND(TextBuffer)
GOSUB UpdateScreen
DO
        DO
                Ikey$ = INKEY$
        LOOP UNTIL Ikey$ <> ""
        SELECT CASE Ikey$
                CASE CHR$(0) + "P"'Down
                        BaseLine = BaseLine + 1
                        IF BaseLine > TopBound - TotalLines THEN
                                BaseLine = TopBound - TotalLines
                                Chirp
                        ELSE
                                GOSUB UpdateScreen
                        END IF

                CASE CHR$(0) + "H" 'Up
                        BaseLine = BaseLine - 1
                        IF BaseLine = 0 THEN
                                BaseLine = 1
                                Chirp
                        ELSE
                                GOSUB UpdateScreen
                        END IF
                CASE CHR$(0) + "G" 'Home
                        IF BaseLine <> 1 THEN
                            BaseLine = 1
                            GOSUB UpdateScreen
                        ELSE
                            Chirp
                        END IF
                CASE CHR$(0) + "O" 'End
                        IF BaseLine <> TopBound - TotalLines THEN
                            BaseLine = TopBound - TotalLines
                            GOSUB UpdateScreen
                        ELSE
                            Chirp
                        END IF
                CASE CHR$(0) + "I" 'PGUP
                        IF BaseLine - TotalLines >= 1 THEN
                            BaseLine = BaseLine - TotalLines
                            GOSUB UpdateScreen
                        ELSE
                            IF BaseLine <> 1 THEN
                                BaseLine = 1
                                GOSUB UpdateScreen
                            ELSE
                                Chirp
                            END IF
                        END IF
                CASE CHR$(0) + "Q" 'PGDN
                        IF BaseLine + TotalLines <= TopBound -_
 TotalLines THEN

'>>> See Next Page >>>

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