summaryrefslogtreecommitdiff
path: root/framework/Web/UI/ActiveControls/TActiveRatingList.php
blob: 022efe6538d21db50994284d0d990d9eed2d0cbb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
<?php
/**
 * TActiveRatingList class file.
 *
 * @author Wei Zhuo <weizhuo[at]gamil[dot]com>
 * @author Bradley Booms <bradley[dot]booms[at]gmail[dot]com>
 * @link http://www.pradosoft.com/
 * @copyright Copyright &copy; 2005-2013 PradoSoft
 * @license http://www.pradosoft.com/license/
 * @version $Id$
 * @package System.Web.UI.ActiveControls
 */

/**
 * TActiveRatingList Class
 *
 * Displays clickable images that represent a TRadioButtonList
 *
 * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
 * @author Bradley Booms <bradley[dot]booms[at]gmail[dot]com>
 * @version $Id$
 * @package System.Web.UI.ActiveControls
 * @since 3.1
 */
class TActiveRatingList extends TRatingList implements IActiveControl, ICallbackEventHandler
{
	/**
	 * Creates a new callback control, sets the adapter to
	 * TActiveListControlAdapter. If you override this class, be sure to set the
	 * adapter appropriately by, for example, by calling this constructor.
	 */
	public function __construct()
	{
		$this->setAdapter(new TActiveListControlAdapter($this));
		$this->setAutoPostBack(true);
		parent::__construct();
	}

	/**
	 * @return TBaseActiveCallbackControl standard callback control options.
	 */
	public function getActiveControl()
	{
		return $this->getAdapter()->getBaseActiveControl();
	}

	/**
	 * @return TCallbackClientSide client side request options.
	 */
	public function getClientSide()
	{
		return $this->getAdapter()->getBaseActiveControl()->getClientSide();
	}

	/**
	 * Raises the callback event. This method is required by {@link
	 * ICallbackEventHandler} interface.
	 * This method is mainly used by framework and control developers.
	 * @param TCallbackEventParameter the event parameter
	 */
 	public function raiseCallbackEvent($param)
	{
		$this->onCallback($param);
	}

	/**
	 * This method is invoked when a callback is requested. The method raises
	 * 'OnCallback' event to fire up the event handlers. If you override this
	 * method, be sure to call the parent implementation so that the event
	 * handler can be invoked.
	 * @param TCallbackEventParameter event parameter to be passed to the event handlers
	 */
	public function onCallback($param)
	{
		$this->raiseEvent('OnCallback', $this, $param);
	}

	/**
	 * @param boolean whether the items in the column can be edited
	 */
	public function setReadOnly($value)
	{
		parent::setReadOnly($value);
		$value = $this->getReadOnly();
		$this->callClientFunction('setReadOnly',$value);
	}

	/**
	 * @param float rating value, also sets the selected Index
	 */
	public function setRating($value)
	{
		parent::setRating($value);
		$value = $this->getRating();
		$this->callClientFunction('setRating',$value);
	}

	/**
	 * Calls the client-side static method for this control class.
	 * @param string static method name
	 * @param mixed method parmaeter
	 */
	protected function callClientFunction($func,$value)
	{
		if($this->getActiveControl()->canUpdateClientSide())
		{
			$client = $this->getPage()->getCallbackClient();
			$code = parent::getClientClassName().'.'.$func;
			$client->callClientFunction($code,array($this,$value));
		}
	}

	/**
	 * @param string caption text
	 */
	public function setCaption($value)
	{
		parent::setCaption($value);
		// if it's an active control, this should not be needed. 
		$this->callClientFunction('setCaption',$value);
	}

	/**
	 * Ensure that the ID attribute is rendered and registers the javascript code
	 * for initializing the active control.
	 */
	protected function addAttributesToRender($writer)
	{
		parent::addAttributesToRender($writer);
		$this->getActiveControl()->registerCallbackClientScript(
			$this->getClientClassName(), $this->getPostBackOptions());
	}

	/**
	 * Gets the name of the javascript class responsible for performing postback for this control.
	 * This method overrides the parent implementation.
	 * @return string the javascript class name
	 */
	protected function getClientClassName()
	{
		return 'Prado.WebUI.TActiveRatingList';
	}
}