lessons layout concept.rb

Shoes.app :width => 500 do
  @s1 = stack :margin_left => 50, :height => 1.0 do
    background red
    para "a b c d e f g h i l m n o p q r s t u v a b c d e f g h 1 2 3 4"
    button "show" do
      @s1.style(:width => -150)
      @s2.show
    end
  end

  @s2 = stack :hidden => true, :width => 150 do
    background blue
    para "lesson bla bla"
    button "hide" do
      @s2.hide
      @s1.style(:width => 1.0)
    end
  end
end