shoes_click.rb

require 'shoes'
require 'libnotify'

Shoes.app do 
  stack do
    para "Enter your name"
    flow do
      name_input = edit_line
      
      btn = button "Send" do
        message = name_input.text
        Libnotify.show(:body => message, :summary => 'hi', :timeout => 3)
      end
    end
  end
end