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:  * @author     David Grudl
17:  */
18: class Button extends BaseControl
19: {
20: 
21:     /**
22:      * @param  string  caption
23:      */
24:     public function __construct($caption = NULL)
25:     {
26:         parent::__construct($caption);
27:         $this->control->type = 'button';
28:     }
29: 
30: 
31:     /**
32:      * Is button pressed?
33:      * @return bool
34:      */
35:     public function isFilled()
36:     {
37:         $value = $this->getValue();
38:         return $value !== NULL && $value !== array();
39:     }
40: 
41: 
42:     /**
43:      * Bypasses label generation.
44:      * @return void
45:      */
46:     public function getLabel($caption = NULL)
47:     {
48:         return NULL;
49:     }
50: 
51: 
52:     /**
53:      * Generates control's HTML element.
54:      * @param  string
55:      * @return Nette\Utils\Html
56:      */
57:     public function getControl($caption = NULL)
58:     {
59:         $this->setOption('rendered', TRUE);
60:         $el = clone $this->control;
61:         return $el->addAttributes(array(
62:             'name' => $this->getHtmlName(),
63:             'id' => $this->getHtmlId(),
64:             'disabled' => $this->isDisabled(),
65:             'value' => $this->translate($caption === NULL ? $this->caption : $caption),
66:         ));
67:     }
68: 
69: }
70: