state.php

См. документацию.

<?php
 
namespace Bitrix\UI\Buttons\Split;
 
use Bitrix\UI\Buttons;
 
abstract class State extends Buttons\State
{
    const MAIN_HOVER    = "ui-btn-main-hover";
    const MENU_HOVER    = "ui-btn-menu-hover";
    const MAIN_ACTIVE   = "ui-btn-main-active";
    const MENU_ACTIVE   = "ui-btn-menu-active";
    const MAIN_DISABLED = "ui-btn-main-disabled";
    const MENU_DISABLED = "ui-btn-menu-disabled";
}