10 ! *********************************************************************
20 ! Example: NUMBER Widget
30 !
40 ! This program creates a NUMBER widget. You can enter
50 ! a number from 0 through 1000 from the keyboard. When you
60 ! you press Enter, the number entered is displayed on the
70 ! screen. If you attempt to enter a number greater than
80 ! 1000, an error is generated and the previously-entered
90 ! number is displayed.
100 !
110 ! **********************************************************
120 !
130 ASSIGN @Number TO WIDGET "NUMBER";SET ("REAL NOTATION":"FIXED")
140 CONTROL @Number;SET ("TITLE":" Example: NUMBER Widget")
150 CONTROL @Number;SET ("X":50,"Y":25,"WIDTH":250)
160 CONTROL @Number;SET ("MINIMUM":0,"MAXIMUM":1000)
170 CONTROL @Number;SET ("CHECK FOR DONE":1)
180 CONTROL @Number;SET ("SYSTEM MENU":"Quit")
190 !
200 ON EVENT @Number,"SYSTEM MENU" GOTO Finis
210 ON EVENT @Number,"RETURN" GOSUB Get_number
220 ON EVENT @Number,"DONE" GOSUB Get_number
230 LOOP
240 WAIT FOR EVENT
250 END LOOP
260 Get_number: !
270 STATUS @Number;RETURN ("MODIFIED":New_number,"VALUE":Value)
280 IF New_number THEN
290 DISP "New number: ";Value
300 CONTROL @Number;SET ("MODIFIED":0)
310 END IF
320 RETURN
330 !
340 Finis: !
350 ASSIGN @Number TO * ! Delete NUMBER widget
360 END
