SimpleForm input that provides for example f.input :foo, :as => :time_picker

TimePickerInput

class TimePickerInput < SimpleForm::Inputs::Base
  def input
    js_node_id = input_html_options[:id] || "#{object_name}_#{attribute_name}"

    template.content_tag :div, :class => 'input-append time' do
      @builder.text_field(attribute_name, input_html_options.merge(:class => 'input-medium')) + 
      template.content_tag(:span, :class => 'add-on') do
        template.content_tag :i, '', :class => 'icon-time'
      end + js_code(js_node_id).html_safe
    end
  end

  def js_code(node_id)
    <<-eos
      <script type="text/javascript">
        $(function() {
          $("##{node_id}").timepicker();
        });
      </script>
    eos
  end
end