1: <?php
 2: 
 3: /**
 4:  * This file is part of the Nette Framework (https://nette.org)
 5:  * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 6:  */
 7: 
 8: namespace Nette\Forms\Controls;
 9: 
10: use Nette;
11: 
12: 
13: /**
14:  * Push button control with no default behavior.
15:  */
16: class Button extends BaseControl
17: {
18: 
19:     /**
20:      * @param  string  caption
21:      */
22:     public function __construct($caption = NULL)
23:     {
24:         parent::__construct($caption);
25:         $this->control->type = 'button';
26:     }
27: 
28: 
29:     /**
30:      * Is button pressed?
31:      * @return bool
32:      */
33:     public function isFilled()
34:     {
35:         $value = $this->getValue();
36:         return $value !== NULL && $value !== array();
37:     }
38: 
39: 
40:     /**
41:      * Bypasses label generation.
42:      * @return void
43:      */
44:     public function getLabel($caption = NULL)
45:     {
46:         return NULL;
47:     }
48: 
49: 
50:     /**
51:      * Generates control's HTML element.
52:      * @param  string
53:      * @return Nette\Utils\Html
54:      */
55:     public function getControl($caption = NULL)
56:     {
57:         $this->setOption('rendered', TRUE);
58:         $el = clone $this->control;
59:         return $el->addAttributes(array(
60:             'name' => $this->getHtmlName(),
61:             'disabled' => $this->isDisabled(),
62:             'value' => $this->translate($caption === NULL ? $this->caption : $caption),
63:         ));
64:     }
65: 
66: }
67: