Your constructor should be 
my $cui = new Curses::UI;

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This problem would stop the rest of your code in its tracks.

Most (all?) objects are references, so passing them by value to subroutines should allow you to invoke methods on them while in the sub.

-Mark

In reply to Re: passing Curses object to subroutine by kvale
in thread passing Curses object to subroutine by emilford

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