iphone.rb

# iphone.rb

Teacup::Stylesheet.new :iphone do
  style :root,
    backgroundColor: UIColor.redColor,
    rowHeight: 100
end

# mycontroller.rb
class MyController < UITableViewController
  attr_accessor :stylesheet

  def layoutDidLoad
    layout self.tableView, :root do
      p '1'
    end
  end

  def viewDidLoad
    super
    # stylesheet :iphone
    @stylesheet = :iphone
  end
end