gistfile1.rbx

class Thingie
  attr_accessor :element
  def initialize(element)
    self.element = Element.new(element)
    
    # with a block
    self.element.respond_to :click do
      self.element.hide
      ... other stuff ...
    end
    
    # or with a referenced method
    self.element.respond_to :double_click, :with => :add_to_cart
  end
  
  def add_to_cart
    ... code ...
  end
end