Mailing List Archive: [ALLY] conditional button? Re:

[ALLY] conditional button? Re:

From: jeff:rebol at: 20-Sep-2000 11:16


       Howdy, Greg:

> A simple question: Are conditional statements possible within
> Layout objects?
>
> This  (much simplified)  attempt   to create  a conditional
> button does not work:
>
> rebol[]
>
> fact: 1
>
> view layout [button "number 1" []
>   if (fact = 1) [button "number 2" [] ] ]

    Here's my favorite way:

view layout compose [
    button "Number 1" []
    (either fact = 1 [[button "number 2" []]][])
]

        -jeff