RosettaCodeData/Task/GUI-component-interaction/BBC-BASIC/gui-component-interaction.b...

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INSTALL @lib$+"WINLIB2"
INSTALL @lib$+"WINLIB5"
IDYES = 6
ES_NUMBER = 8192
MB_YESNO = 4
form% = FN_newdialog("Rosetta Code", 100, 100, 100, 52, 8, 1000)
PROC_static(form%, "Value:", 100, 10, 10, 24, 14, 0)
PROC_editbox(form%, "0", 101, 40, 8, 52, 14, ES_NUMBER)
PROC_pushbutton(form%, "Increment", FN_setproc(PROCinc), 7, 30, 40, 16, 0)
PROC_pushbutton(form%, "Random", FN_setproc(PROCrandom), 52, 30, 40, 16, 0)
PROC_showdialog(form%)
REPEAT
WAIT 1
UNTIL !form% = 0
QUIT
DEF PROCinc
LOCAL number%
SYS "GetDlgItemInt", !form%, 101, 0, 1 TO number%
SYS "SetDlgItemInt", !form%, 101, number% + 1, 1
ENDPROC
DEF PROCrandom
LOCAL reply%
SYS "MessageBox", !form%, "Set to a random value?", "Confirm", MB_YESNO TO reply%
IF reply% = IDYES THEN SYS "SetDlgItemInt", !form%, 101, RND(10000), 1
ENDPROC