A simple shoes app to get my son started

mommy-bucks-calc.rb

#!/usr/bin/env ruby
# -*- ruby -*-

Shoes.app(:title => "Mommy Bucks Calculator",
          :width => 300, :height => 400, :resizable => false) do

  background "rgb(240, 245, 220)"

  stack do
    stack(:margin => 10) do
      para("Current Mommy Bucks")

      @bucks = edit_line
    end

    stack(:margin => 10) do
      para("Spending US Dollars")

      @spend = edit_line
    end

    stack(:margin => 10) do
      para("Mommy Bucks Left")

      @left = para
    end

    stack(:margin => 10) do
      button("Calculate") do
        mommy_bucks_i_have_now = @bucks.text.to_i
        spend_in_mommy_bucks = @spend.text.to_i * 10
        left_over_mommy_bucks = mommy_bucks_i_have_now - spend_in_mommy_bucks
        @left.text = left_over_mommy_bucks
      end
    end

  end

end