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<?php
namespace OOUI;
/**
* Element containing an icon.
*
* Icons are graphics, about the size of normal text. They can be used to aid the user in locating
* a control or convey information in a more space efficient way. Icons should rarely be used
* without labels; such as in a toolbar where space is at a premium or within a context where the
* meaning is very clear to the user.
*
* @abstract
*/
class IconElement extends ElementMixin {
/**
* Symbolic icon name.
*
* @var string
*/
protected $icon = null;
public static $targetPropertyName = 'icon';
/**
* @param Element $element Element being mixed into
* @param array $config Configuration options
* @param string $config['icon'] Symbolic icon name
*/
public function __construct( Element $element, array $config = array() ) {
// Parent constructor
// FIXME 'iconElement' is a very stupid way to call '$icon'
$target = isset( $config['iconElement'] ) ? $config['iconElement'] : new Tag( 'span' );
parent::__construct( $element, $target, $config );
// Initialization
$this->target->addClasses( array( 'oo-ui-iconElement-icon' ) );
$this->setIcon( isset( $config['icon'] ) ? $config['icon'] : null );
}
/**
* Set icon name.
*
* @param string|null $icon Symbolic icon name
* @chainable
*/
public function setIcon( $icon = null ) {
if ( $this->icon !== null ) {
$this->target->removeClasses( array( 'oo-ui-icon-' . $this->icon ) );
}
if ( $icon !== null ) {
$this->target->addClasses( array( 'oo-ui-icon-' . $icon ) );
}
$this->icon = $icon;
$this->element->toggleClasses( array( 'oo-ui-iconElement' ), (bool)$this->icon );
return $this;
}
/**
* Get icon name.
*
* @return string Icon name
*/
public function getIcon() {
return $this->icon;
}
public function getConfig( &$config ) {
if ( $this->icon !== null ) {
$config['icon'] = $this->icon;
}
return parent::getConfig( $config );
}
}
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