Class: Domino::Form::SelectField

Inherits:
Field
  • Object
show all
Defined in:
lib/domino/form/select_field.rb

Instance Attribute Summary

Attributes inherited from Field

#locator, #name, #options

Instance Method Summary collapse

Methods inherited from Field

#extract_field_options, #field, #initialize

Constructor Details

This class inherits a constructor from Domino::Form::Field

Instance Method Details

#callback ⇒ Object

Any callback mapping on a select will recieve one or more option nodes. Applying to one item or an Enumerable.



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# File 'lib/domino/form/select_field.rb', line 34

def callback
  @callback ||= :value.to_proc
end

#read(node) ⇒ Object

Returns the set of selected options that can be processed in the callback.



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# File 'lib/domino/form/select_field.rb', line 3

def read(node)
  s = field(node)
  selected = s.all('option[selected]')
  s.multiple? ? selected : selected.first
end

#value(node) ⇒ Object 



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# File 'lib/domino/form/select_field.rb', line 22

def value(node)
  val = read(node)
  return val unless callback
  if field(node).multiple?
    val.map { |opt| callback.call(opt) }
  else
    callback.call(val)
  end
end

#write(node, value) ⇒ Object 



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# File 'lib/domino/form/select_field.rb', line 9

def write(node, value)
  s = field(node)
  values = Array(value)

  s.all('option').each do |o|
    if values.include?(o.text) || values.include?(o.value)
      o.select_option
    elsif s.multiple?
      o.unselect_option
    end
  end
end