class SimpleForm::Inputs::Base

def initialize(builder, attribute_name, column, input_type, options = {})
  super
  @builder            = builder
  @attribute_name     = attribute_name
  @column             = column
  @input_type         = input_type
  @reflection         = options.delete(:reflection)
  @options            = options.reverse_merge!(self.class.default_options)
  @required           = calculate_required
  # Notice that html_options_for receives a reference to input_html_classes.
  # This means that classes added dynamically to input_html_classes will
  # still propagate to input_html_options.
  @html_classes = SimpleForm.additional_classes_for(:input) {
    [input_type, required_class, readonly_class, disabled_class].compact
  }
  @input_html_classes = @html_classes.dup
  @input_html_options = html_options_for(:input, input_html_classes).tap do |o|
    o[:readonly]  = true if has_readonly?
    o[:disabled]  = true if has_disabled?
    o[:autofocus] = true if has_autofocus?
  end
end