Arguments

Name	Type	Default	Description
id	string		A unique ID. This ID will be used to get the value
type	string	button_set	Type of the field
title	string		Title of the field
default	array|string		Default value from database, if the option doesn’t exist.
subtitle	string		Subtitle to display below the title
desc	string		Description to display after the field
help	string		Text to display on right-corder (as hover/popup) of the field
class	string		Extra CSS classes (space separated) to append to the field
before	string		Content to display before the field
after	string		Content to display after the field
dependency	array		Define field visibility depending on other field value
attributes	array		Extra HTML attributes to append to the field
sanitize	string		Callback function for sanitizing value
validate	string		Callback function for validating value
EXTRAS
multiple	bool	false	Flag to allow multiple options to be chosen
options	array		An array of object containing key/value pairs representing the options

Basic Button Set Example

array(
  'id' => 'example-button-set',
  'type' => 'button_set',
  'title' => 'Button Set',
  'options' => array(
    'enabled' => 'Enabled',
    'disabled' => 'Disabled',
  ),
  'default' => 'enabled',
),

Button Set Example with Multiple Options

array(
  'id' => 'example-button-set',
  'type' => 'button_set',
  'title' => 'Button Set Multiselect',
  'multiple' => true,
  'options' => array(
    'aqua' => 'Aqua',
    'cyan' => 'Cyan',
    'golden' => 'Golden',
    'indigo' => 'Indigo',
    'lime' => 'Lime',
    'navy' => 'Navy',
    'purple' => 'Purple',
  ),
  'default' => array('cyan','indigo','purple'),
),