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ButtonWidget.php
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ButtonWidget.php
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<?php
namespace OOUI;
/**
* Generic widget for buttons.
*/
class ButtonWidget extends Widget {
use ButtonElement;
use IconElement;
use IndicatorElement;
use LabelElement;
use TitledElement;
use FlaggedElement;
use TabIndexedElement;
use AccessKeyedElement;
/* Static Properties */
/** @var string */
public static $tagName = 'span';
/* Properties */
/**
* Whether button is active.
*
* @var bool
*/
protected $active = false;
/**
* Hyperlink to visit when clicked.
*
* @var string
*/
protected $href = null;
/**
* Target to open hyperlink in.
*
* @var string
*/
protected $target = null;
/**
* Search engine traversal hint.
*
* True if search engines should avoid following this hyperlink.
*
* @var bool
*/
protected $noFollow = true;
/**
* Relationship attributes, such as the noFollow field above, or noopener for the hyperlink.
*
* @var string[]
*/
protected $rel = [];
/**
* @param array $config Configuration options
* - bool $config['active'] Whether button should be shown as active (default: false)
* - string $config['href'] Hyperlink to visit when clicked
* - string $config['target'] Target to open hyperlink in
* - bool $config['noFollow'] Search engine traversal hint (default: true)
* - string|string[] $config['rel'] Relationship attributes for the hyperlink
*/
public function __construct( array $config = [] ) {
// Parent constructor
parent::__construct( $config );
// Traits
$this->initializeButtonElement( $config );
$this->initializeIconElement( $config );
$this->initializeIndicatorElement( $config );
$this->initializeLabelElement( $config );
$this->initializeTitledElement(
array_merge( [ 'titled' => $this->button ], $config )
);
$this->initializeFlaggedElement( $config );
$this->initializeTabIndexedElement(
array_merge( [ 'tabIndexed' => $this->button ], $config )
);
$this->initializeAccessKeyedElement(
array_merge( [ 'accessKeyed' => $this->button ], $config )
);
// Initialization
$this->button->appendContent( $this->icon, $this->label, $this->indicator );
$this
->addClasses( [ 'oo-ui-buttonWidget' ] )
->appendContent( $this->button );
$this->setActive( $config['active'] ?? false );
$this->setHref( $config['href'] ?? null );
$this->setTarget( $config['target'] ?? null );
$rel = [ 'nofollow' ];
if ( isset( $config['rel'] ) ) {
$rel = $config['rel'];
} elseif ( isset( $config[ 'noFollow' ] ) && $config[ 'noFollow' ] === false ) {
$rel = [];
}
$this->setRel( $rel );
}
/**
* Get hyperlink location.
*
* @return string Hyperlink location
*/
public function getHref() {
return $this->href;
}
/**
* Get hyperlink target.
*
* @return string Hyperlink target
*/
public function getTarget() {
return $this->target;
}
/**
* Get search engine traversal hint.
*
* @return bool Whether search engines should avoid traversing this hyperlink
*/
public function getNoFollow() {
return $this->noFollow;
}
/**
* Get the relationship attribute of the hyperlink.
*
* @return string[] Relationship attributes that apply to the hyperlink
*/
public function getRel() {
return $this->rel;
}
/**
* Set hyperlink location.
*
* @param string|null $href Hyperlink location, null to remove
* @return $this
*/
public function setHref( $href ) {
$this->href = is_string( $href ) ? $href : null;
$this->updateHref();
return $this;
}
/**
* Update the href attribute, in case of changes to href or disabled
* state.
*
* @return $this
*/
public function updateHref() {
if ( $this->href !== null && !$this->isDisabled() ) {
$this->button->setAttributes( [ 'href' => $this->href ] );
} else {
$this->button->removeAttributes( [ 'href' ] );
}
return $this;
}
/**
* Set hyperlink target.
*
* @param string|null $target Hyperlink target, null to remove
* @return $this
*/
public function setTarget( $target ) {
$this->target = is_string( $target ) ? $target : null;
if ( $this->target !== null ) {
$this->button->setAttributes( [ 'target' => $target ] );
} else {
$this->button->removeAttributes( [ 'target' ] );
}
return $this;
}
/**
* Set search engine traversal hint.
*
* @param bool $noFollow True if search engines should avoid traversing this hyperlink
* @return $this
*/
public function setNoFollow( $noFollow ) {
if ( $noFollow !== $this->noFollow ) {
if ( $noFollow ) {
$rel = array_merge( $this->rel, [ 'nofollow' ] );
} else {
$rel = array_diff( $this->rel, [ 'nofollow' ] );
}
$this->setRel( $rel );
}
return $this;
}
/**
* Set the relationship attribute of the hyperlink.
*
* @param string|string[] $rel Relationship attributes for the hyperlink
* @return $this
*/
public function setRel( $rel ) {
$this->rel = $rel === '' ? [] : (array)$rel;
// For backwards compatibility
$this->noFollow = in_array( 'nofollow', $this->rel );
$value = implode( ' ', $this->rel );
if ( $value !== '' ) {
$this->button->setAttributes( [ 'rel' => $value ] );
} else {
$this->button->removeAttributes( [ 'rel' ] );
}
return $this;
}
/**
* Toggle active state.
*
* A button should be marked as active when clicking it would only refresh the page.
*
* @param bool|null $active Make button active
* @return $this
*/
public function setActive( $active = null ) {
$this->active = (bool)$active;
$this->toggleClasses( [ 'oo-ui-buttonElement-active' ], $this->active );
return $this;
}
/**
* Check if button is active.
*
* @return bool Button is active
*/
public function isActive() {
return $this->active;
}
/** @inheritDoc */
public function getConfig( &$config ) {
if ( $this->active !== false ) {
$config['active'] = $this->active;
}
if ( $this->href !== null ) {
$config['href'] = $this->href;
}
if ( $this->target !== null ) {
$config['target'] = $this->target;
}
if ( $this->noFollow !== true ) {
$config['noFollow'] = $this->noFollow;
}
if ( $this->rel !== [] ) {
$config['rel'] = $this->rel;
}
return parent::getConfig( $config );
}
}

File Metadata

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text/x-php
Expires
Aug 18 2026, 11:59 (5 w, 2 h ago)
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Storage Format
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Storage Handle
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Default Alt Text
ButtonWidget.php (6 KB)

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