Update entry content based on the selection in a list box
#!/usr/local/bin/perl -w
use Tk;
use strict;
my $str = "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz0123456789";
my $mw = MainWindow->new;
my $lframe = $mw->Frame->pack(-fill => 'both', -side => 'left', -expand => 1);
my $lb = $lframe->Scrolled(qw/Listbox -scrollbars e -height 3/)-> pack(qw/-fill both -expand 1 -side top/);
$lb->insert('end', sort $mw->fontFamilies);
my $entry = $mw->Entry(
-textvariable => \$str,
-width => 12,
-font => "{Comic Sans MS} 72",
-relief => 'raised',
-highlightthickness => 0,
)->pack(-expand => 1, -fill => 'x', -side => 'left');
$lb->bind("<Button>", sub { $entry->configure(-font =>
"{". $lb->get($lb->curselection) . "} 72"); });
MainLoop;
Related examples in the same category