class Mechanize::Form::MultiSelectList

This class represents a select list where multiple values can be selected. #value= accepts an array, and those values are used as values for the select list. For example, to select multiple values, simply do this:

list.value = ['one', 'two']

Single values are still supported, so these two are the same:

list.value = ['one']
list.value = 'one'

Attributes

options[RW]

Public Class Methods

new(node) click to toggle source
# File lib/mechanize/form/multi_select_list.rb, line 14
def initialize node
  value = []
  @options = []

  # parse
  node.search('option').each do |n|
    option = Option.new(n, self)
    @options << option
  end
  super(node, value)
end

Public Instance Methods

query_value() click to toggle source
# File lib/mechanize/form/multi_select_list.rb, line 26
def query_value
  value ? value.collect { |v| [name, v] } : ''
end
select_all() click to toggle source

Select all options

# File lib/mechanize/form/multi_select_list.rb, line 37
def select_all
  @value = []
  options.each { |o| o.tick }
end
select_none() click to toggle source

Select no options

# File lib/mechanize/form/multi_select_list.rb, line 31
def select_none
  @value = []
  options.each { |o| o.untick }
end
selected_options() click to toggle source

Get a list of all selected options

# File lib/mechanize/form/multi_select_list.rb, line 43
def selected_options
  @options.find_all { |o| o.selected? }
end
value() click to toggle source
# File lib/mechanize/form/multi_select_list.rb, line 59
def value
  value = []
  value.push(*@value)
  value.push(*selected_options.collect { |o| o.value })
  value
end
value=(values) click to toggle source
# File lib/mechanize/form/multi_select_list.rb, line 47
def value=(values)
  select_none
  [values].flatten.each do |value|
    option = options.find { |o| o.value == value }
    if option.nil?
      @value.push(value)
    else
      option.select
    end
  end
end