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Computer Buyer 1998 May
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dpcb0598.iso
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Draw8
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timer.csc
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1997-05-23
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REM Demonstration of small timer
REM TIMER.CSC for v7.0, 96/06/27
REM Copyright 1996 Corel Corporation. All rights reserved.
' Global constants
#DEFINE DLG_INIT 0
#DEFINE DLG_CLICK 2
#DEFINE DLG_TIMEOUT 5
#DEFINE TEXTSTYLE (32+4)
#DEFINE START_TEXT "START"
#DEFINE STOP_TEXT "STOP"
' The Stop watch dialog
BEGIN DIALOG OBJECT SW 119, 46, "Timer", SUB SWHandler
TEXT 8, 8, 45, 15, .TimerText, ""
PROGRESS 8, 30, 45, 5, .Ticker
PUSHBUTTON 66, 7, 46, 14, .StopGo, "Stop/Go"
PUSHBUTTON 66, 25, 46, 14, .ResetBtn, "RESET"
END DIALOG
' Start dialog
SW.TimerText.SetStyle TEXTSTYLE
DIALOG sw
' Main dialog handler
SUB SWHandler( BYVAL CtrlID%, BYVAL Event%)
STATIC Start AS DATE, CT AS LONG, ST AS LONG, FT AS LONG
STATIC started AS boolean
SELECT CASE Event
CASE DLG_INIT
SW.SETTIMER(500)
started=FALSE
CT=0:ST=0
SW.StopGo.SetText START_TEXT
CASE DLG_CLICK
IF(CtrlId=SW.StopGo.GetID()) THEN
' Stop/Go was clicked
IF started THEN
started=FALSE
ST=ST+CT
CT=0
SW.StopGo.SetText START_TEXT
ELSE
started=TRUE
Start=GETCURRDATE()
SW.StopGo.SetText STOP_TEXT
END IF
ELSE
' Reset was clicked
SW.StopGo.SetText START_TEXT
started=FALSE
CT=0:ST=0:FT=0
SW.Ticker.setvalue CT
END IF
CASE DLG_TIMEOUT
' Increment timer
IF started=TRUE THEN
CT=(GETCURRDATE()-start)*86400
SW.Ticker.step
END IF
' Display
SW.TimerText.Settext STR(CT+ST) & " S"
END SELECT
END SUB