packeta / packetery_vendor / nette / component-model / src / ComponentModel / ArrayAccess.php

ArrayAccess.php in Packeta 1.2.6, at packetery_vendor/nette/component-model/src/ComponentModel/ArrayAccess.php

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1	<?php
2
3	/**
4	* This file is part of the PacketeryNette Framework (https://nette.org)
5	* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
6	*/
7
8	declare(strict_types=1);
9
10	namespace PacketeryNette\ComponentModel;
11
12	use PacketeryNette;
13
14
15	/**
16	* Implementation of \ArrayAccess for IContainer.
17	*/
18	trait ArrayAccess
19	{
20	/**
21	* Adds the component to the container.
22	* @param string\|int $name
23	* @param IComponent $component
24	*/
25	public function offsetSet($name, $component): void
26	{
27	$name = is_int($name) ? (string) $name : $name;
28	$this->addComponent($component, $name);
29	}
30
31
32	/**
33	* Returns component specified by name. Throws exception if component doesn't exist.
34	* @param string\|int $name
35	* @throws PacketeryNette\InvalidArgumentException
36	*/
37	public function offsetGet($name): IComponent
38	{
39	$name = is_int($name) ? (string) $name : $name;
40	return $this->getComponent($name);
41	}
42
43
44	/**
45	* Does component specified by name exists?
46	* @param string\|int $name
47	*/
48	public function offsetExists($name): bool
49	{
50	$name = is_int($name) ? (string) $name : $name;
51	return $this->getComponent($name, false) !== null;
52	}
53
54
55	/**
56	* Removes component from the container.
57	* @param string\|int $name
58	*/
59	public function offsetUnset($name): void
60	{
61	$name = is_int($name) ? (string) $name : $name;
62	if ($component = $this->getComponent($name, false)) {
63	$this->removeComponent($component);
64	}
65	}
66	}
67