use strict; use Win32::GUI(); my $Menu_id=1; my $Menu = new Win32::GUI::Menu(); my $MenuButton1 = $Menu->AddMenuButton( -text => "Menu", -id => $Menu_id++, ); my $MenuButton1_Quit = $MenuButton1->AddMenuItem( -text => "Quit", -id => $Menu_id++, -onClick => sub{print"program closed\n"; return -1;}, ); my $MenuButton1_About = $MenuButton1->AddMenuItem( -text => "About", -id => $Menu_id++, -onClick => $MessageBox_About->DoModal(), );