SetDialogOptionCommand.php

<?php

namespace Drupal\Core\Ajax;


/**
 * Defines an AJAX command that sets jQuery UI dialog properties.
 *
 * @ingroup ajax
 */
class SetDialogOptionCommand implements CommandInterface {
    
    /**
     * A CSS selector string.
     *
     * @var string
     */
    protected $selector;
    
    /**
     * A jQuery UI dialog option name.
     *
     * @var string
     */
    protected $optionName;
    
    /**
     * A jQuery UI dialog option value.
     *
     * @var mixed
     */
    protected $optionValue;
    
    /**
     * Constructs a SetDialogOptionCommand object.
     *
     * @param string $selector
     *   The selector of the dialog whose title will be set. If set to an empty
     *   value, the default modal dialog will be selected.
     * @param string $option_name
     *   The name of the option to set. May be any jQuery UI dialog option.
     *   See http://api.jqueryui.com/dialog.
     * @param mixed $option_value
     *   The value of the option to be passed to the dialog.
     */
    public function __construct($selector, $option_name, $option_value) {
        $this->selector = $selector ? $selector : '#drupal-modal';
        $this->optionName = $option_name;
        $this->optionValue = $option_value;
    }
    
    /**
     * {@inheritdoc}
     */
    public function render() {
        return [
            'command' => 'setDialogOption',
            'selector' => $this->selector,
            'optionName' => $this->optionName,
            'optionValue' => $this->optionValue,
        ];
    }

}