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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (http://nette.org)
  5:  *
  6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  7:  *
  8:  * For the full copyright and license information, please view
  9:  * the file license.txt that was distributed with this source code.
 10:  * @package Nette\Forms\Controls
 11:  */
 12: 
 13: 
 14: 
 15: /**
 16:  * Select box control that allows multiple item selection.
 17:  *
 18:  * @author     David Grudl
 19:  * @package Nette\Forms\Controls
 20:  */
 21: class MultiSelectBox extends SelectBox
 22: {
 23: 
 24: 
 25:     /**
 26:      * Returns selected keys.
 27:      * @return array
 28:      */
 29:     public function getValue()
 30:     {
 31:         return array_intersect($this->getRawValue(), array_keys($this->allowed));
 32:     }
 33: 
 34: 
 35:     /**
 36:      * Returns selected keys (not checked).
 37:      * @return array
 38:      */
 39:     public function getRawValue()
 40:     {
 41:         if (is_scalar($this->value)) {
 42:             return array($this->value);
 43: 
 44:         } else {
 45:             $res = array();
 46:             foreach ((array) $this->value as $val) {
 47:                 if (is_scalar($val)) {
 48:                     $res[] = $val;
 49:                 }
 50:             }
 51:             return $res;
 52:         }
 53:     }
 54: 
 55: 
 56:     /**
 57:      * Returns selected values.
 58:      * @return array
 59:      */
 60:     public function getSelectedItem()
 61:     {
 62:         return $this->areKeysUsed()
 63:             ? array_intersect_key($this->allowed, array_flip($this->getValue()))
 64:             : $this->getValue();
 65:     }
 66: 
 67: 
 68:     /**
 69:      * Returns HTML name of control.
 70:      * @return string
 71:      */
 72:     public function getHtmlName()
 73:     {
 74:         return parent::getHtmlName() . '[]';
 75:     }
 76: 
 77: 
 78:     /**
 79:      * Generates control's HTML element.
 80:      * @return Html
 81:      */
 82:     public function getControl()
 83:     {
 84:         return parent::getControl()->multiple(TRUE);
 85:     }
 86: 
 87: 
 88:     /**
 89:      * Count/length validator.
 90:      * @param  MultiSelectBox
 91:      * @param  array  min and max length pair
 92:      * @return bool
 93:      */
 94:     public static function validateLength(MultiSelectBox $control, $range)
 95:     {
 96:         if (!is_array($range)) {
 97:             $range = array($range, $range);
 98:         }
 99:         $count = count($control->getSelectedItem());
100:         return ($range[0] === NULL || $count >= $range[0]) && ($range[1] === NULL || $count <= $range[1]);
101:     }
102: 
103: }
104: 
Nette Framework 2.0.11 (for PHP 5.2, un-prefixed) API API documentation generated by ApiGen 2.8.0