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#!/usr/bin/env ruby
require "curses"
def show_message(message)
height = 5
width = message.length + 6
top = (Curses.lines - height) / 2
left = (Curses.cols - width) / 2
win = Curses::Window.new(height, width, top, left)
win.box("|", "-")
win.setpos(2, 3)
win.addstr(message)
win.refresh
win.getch
win.close
end
Curses.init_screen
begin
Curses.crmode
Curses.setpos((Curses.lines - 1) / 2, (Curses.cols - 11) / 2)
Curses.addstr("Hit any key")
Curses.refresh
Curses.getch
show_message("Hello, World!")
ensure
Curses.close_screen
end
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