framework/Web/UI/WebControls/TTemplatedWizardStep.php


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

<?php
/**
 * TWizard and the relevant class definitions.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @link http://www.pradosoft.com/
 * @copyright Copyright &copy; 2005-2014 PradoSoft
 * @license http://www.pradosoft.com/license/
 * @package Prado\Web\UI\WebControls
 */

namespace Prado\Web\UI\WebControls;

/**
 * TTemplatedWizardStep class.
 *
 * TTemplatedWizardStep represents a wizard step whose content and navigation
 * can be customized using templates. To customize the step content, specify
 * {@link setContentTemplate ContentTemplate}. To customize navigation specific
 * to the step, specify {@link setNavigationTemplate NavigationTemplate}. Note,
 * if the navigation template is not specified, default navigation will be used.
 *
 * @author Qiang Xue <qiang.xue@gmail.com>
 * @package Prado\Web\UI\WebControls
 * @since 3.0
 */
class TTemplatedWizardStep extends TWizardStep implements \Prado\Web\UI\INamingContainer
{
	/**
	 * @var ITemplate the template for displaying the navigation UI of a wizard step.
	 */
	private $_navigationTemplate=null;
	/**
	 * @var ITemplate the template for displaying the content within the wizard step.
	 */
	private $_contentTemplate=null;
	/**
	 * @var TWizardNavigationContainer
	 */
	private $_navigationContainer=null;

	/**
	 * Creates child controls.
	 * This method mainly instantiates the content template, if any.
	 */
	public function createChildControls()
	{
		$this->getControls()->clear();
		if($this->_contentTemplate)
			$this->_contentTemplate->instantiateIn($this);
	}

	/**
	 * Ensures child controls are created.
	 * @param mixed event parameter
	 */
	public function onInit($param)
	{
		parent::onInit($param);
		$this->ensureChildControls();
	}

	/**
	 * @return ITemplate the template for the content of the wizard step.
	 */
	public function getContentTemplate()
	{
		return $this->_contentTemplate;
	}

	/**
	 * @param ITemplate the template for the content of the wizard step.
	 */
	public function setContentTemplate($value)
	{
		$this->_contentTemplate=$value;
	}

	/**
	 * @return ITemplate the template for displaying the navigation UI of a wizard step. Defaults to null.
	 */
	public function getNavigationTemplate()
	{
		return $this->_navigationTemplate;
	}

	/**
	 * @param ITemplate the template for displaying the navigation UI of a wizard step.
	 */
	public function setNavigationTemplate($value)
	{
		$this->_navigationTemplate=$value;
	}

	/**
	 * @return TWizardNavigationContainer the control containing the navigation.
	 * It could be null if no navigation template is specified.
	 */
	public function getNavigationContainer()
	{
		return $this->_navigationContainer;
	}

	/**
	 * Instantiates the navigation template if any
	 */
	public function instantiateNavigationTemplate()
	{
		if(!$this->_navigationContainer && $this->_navigationTemplate)
		{
			$this->_navigationContainer=new TWizardNavigationContainer;
			$this->_navigationTemplate->instantiateIn($this->_navigationContainer);
		}
	}
}