baseaction.php

См. документацию.

<?php
 
namespace Bitrix\Main\Grid\Row\Action;

abstract class BaseAction implements Action
{
    protected ?bool $default;
    protected ?string $className;
    protected ?string $title;
    protected ?string $href;
    protected ?string $onclick;

    abstract protected function getText(): string;

    public function getControl(array $rawFields): ?array
    {
        $result = [
            'TEXT' => $this->getText(),
        ];
 
        $propertyMap = [
            'default' => 'DEFAULT',
            'className' => 'ICONCLASS',
            'title' => 'TITLE',
            'href' => 'HREF',
            'onclick' => 'ONCLICK',
        ];
        foreach ($propertyMap as $propertyName => $actionName)
        {
            $propertyValue = $this->{$propertyName} ?? null;
            if (isset($propertyValue))
            {
                $result[$actionName] = $propertyValue;
            }
        }
 
        return $result;
    }
}