zentao/lib/zin/wg/checkbtngroup/v1.php

<?php
namespace zin;

require_once dirname(__DIR__) . DS . 'checklist' . DS . 'v1.php';
require_once dirname(__DIR__) . DS . 'checkbtn' . DS . 'v1.php';

class checkBtnGroup extends checkList
{
    /**
     * @var mixed[]
     */
    protected static $defaultProps = array
    (
        'inline' => true,
        'type'   => 'radio'
    );

    public static function getPageCSS()
    {
        return <<<CSS
.check-btn-group {gap: 1px; border: 1px solid var(--form-control-border); padding: 0; border-radius: var(--radius)}
.check-btn-group > .check-btn {flex: auto; position: relative}
.check-btn-group > .check-btn + .check-btn::before {content: ' '; display: block; position: absolute; left: -1px; top: 8px; bottom: 8px; width: 1px; background: var(--color-border)}
.check-btn-group > .check-btn > label {width: 100%;--tw-ring-color: transparent}
.check-btn-group > .check-btn:not(:first-child) > label {border-top-left-radius: 0; border-bottom-left-radius: 0}
.check-btn-group > .check-btn:not(:last-child) > label {border-top-right-radius: 0; border-bottom-right-radius: 0}
CSS;
    }

    /**
     * @param mixed[] $props
     */
    public function buildItem($props)
    {
        return new checkBtn(set($props));
    }

    protected function build()
    {
        $div = parent::build();
        $div->add(setClass('check-btn-group'));
        return $div;
    }
}