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PHP

<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Backend\Breadcrumb;
use TYPO3\CMS\Backend\Dto\Breadcrumb\BreadcrumbNode;
use TYPO3\CMS\Core\Domain\RecordInterface;
use TYPO3\CMS\Core\Resource\ResourceInterface;
/**
* Represents a breadcrumb context with the main entity and optional suffix nodes.
*
* A breadcrumb context consists of:
* - A main context (record or resource) that determines the base breadcrumb trail
* - Optional suffix nodes that are appended after the main trail
*
* Suffix nodes are useful for:
* - "New Record" indicators when creating records
* - "Edit Multiple" indicators when editing multiple records
* - Custom action indicators
*
* Example usage:
*
* // Edit existing record
* $context = new BreadcrumbContext($record, []);
*
* // Create new record (shows: Pages > Parent Page > "Create New Content")
* $suffixNode = new BreadcrumbNode(identifier: 'new', label: 'Create New Content');
* $context = new BreadcrumbContext($parentPage, [$suffixNode]);
*
* @internal Subject to change until v15 LTS
*/
final readonly class BreadcrumbContext
{
/**
* @param RecordInterface|ResourceInterface|null $mainContext The main entity (record or resource)
* @param BreadcrumbNode[] $suffixNodes Additional nodes to append after the main breadcrumb trail
*/
public function __construct(
public RecordInterface|ResourceInterface|null $mainContext,
public array $suffixNodes = [],
) {}
/**
* Checks if this context has a valid main entity.
*/
public function hasContext(): bool
{
return $this->mainContext !== null;
}
/**
* Checks if this context has suffix nodes.
*/
public function hasSuffixNodes(): bool
{
return $this->suffixNodes !== [];
}
}