#!/usr/local/bin/perl -w # # Figure 16.8, p166 # use Tk; my $mw = MainWindow->new; my $times = $mw->Radiobutton(-text => 'Times', -variable => \$font, -value => 'times', -anchor => 'w', ); my $helvetica = $mw->Radiobutton(-text => 'Helvetica', -variable => \$font, -value => 'helvetica', -anchor => 'w', ); my $courier = $mw->Radiobutton(-text => 'Courier', -variable => \$font, -value => 'courier', -anchor => 'w', ); my $symbol = $mw->Radiobutton(-text => 'Symbol', -variable => \$font, -value => 'symbol', -anchor => 'w', ); $times->pack(-side => 'top', -fill => 'x'); $helvetica->pack(-side => 'top', -fill => 'x'); $courier->pack(-side => 'top', -fill => 'x'); $symbol->pack(-side => 'top', -fill => 'x'); MainLoop;