1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
 6:  */
 7: 
 8: namespace Nette\Forms\Controls;
 9: 
10: use Nette;
11: 
12: 
13: /**
14:  * Submittable image button form control.
15:  *
16:  * @author     David Grudl
17:  */
18: class ImageButton extends SubmitButton
19: {
20: 
21:     /**
22:      * @param  string  URI of the image
23:      * @param  string  alternate text for the image
24:      */
25:     public function __construct($src = NULL, $alt = NULL)
26:     {
27:         parent::__construct();
28:         $this->control->type = 'image';
29:         $this->control->src = $src;
30:         $this->control->alt = $alt;
31:     }
32: 
33: 
34:     /**
35:      * Returns HTML name of control.
36:      * @return string
37:      */
38:     public function getHtmlName()
39:     {
40:         $name = parent::getHtmlName();
41:         return strpos($name, '[') === FALSE ? $name : $name . '[]';
42:     }
43: 
44: 
45:     /**
46:      * Loads HTTP data.
47:      * @return void
48:      */
49:     public function loadHttpData()
50:     {
51:         $path = $this->getHtmlName(); // img_x or img['x']
52:         $path = explode('[', strtr(str_replace(']', '', strpos($path, '[') === FALSE ? $path . '.x' : substr($path, 0, -2)), '.', '_'));
53:         $this->setValue(Nette\Utils\Arrays::get($this->getForm()->getHttpData(), $path, NULL));
54:     }
55: 
56: }
57: