1 files changed, 314 insertions, 0 deletions
diff --git a/framework/Web/UI/JuiControls/TJuiSortable.php b/framework/Web/UI/JuiControls/TJuiSortable.php
new file mode 100644
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+++ b/framework/Web/UI/JuiControls/TJuiSortable.php
@@ -0,0 +1,314 @@
+<?php
+/**
+ * TJuiSortable class file.
+ *
+ * @author Fabio Bas <ctrlaltca[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2013-2014 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @package System.Web.UI.JuiControls
+ */
+
+Prado::using('System.Web.UI.JuiControls.TJuiControlAdapter');
+Prado::using('System.Web.UI.ActiveControls.TActivePanel');
+
+/**
+ * TJuiSortable class.
+ *
+ * TJuiSortable is an extension to {@link TActivePanel} based on jQuery-UI's
+ * {@link http://jqueryui.com/sortable/ Sortable} interaction.
+ * The panel can be feed a {@link setDataSource DataSource} and will interally
+ * render a {@link TRepeater} that displays items in an unordered list.
+ * Items can be sortered dragging and dropping them.
+ *
+ * <code>
+ * <com:TJuiSortable ID="repeater1" />
+ * </code>
+ *
+ * <code>
+ * $this->repeater1->DataSource=array('home', 'office', 'car', 'boat', 'plane');
+ * $this->repeater1->dataBind();
+ * </code>
+ *
+ * @author Fabio Bas <ctrlaltca[at]gmail[dot]com>
+ * @package System.Web.UI.JuiControls
+ * @since 3.3
+ */
+class TJuiSortable extends TActivePanel implements IJuiOptions, ICallbackEventHandler
+{
+	protected $_options;
+
+	/**
+	 * Creates a new callback control, sets the adapter to
+	 * TActiveControlAdapter. If you override this class, be sure to set the
+	 * adapter appropriately by, for example, by calling this constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		$this->setAdapter(new TJuiControlAdapter($this));
+	}
+
+	/**
+	 * Object containing defined javascript options
+	 * @return TJuiControlOptions
+	 */
+	public function getOptions()
+	{
+		if($this->_options===null)
+			$this->_options=new TJuiControlOptions($this);
+		return $this->_options;
+	}
+
+	/**
+	 * Array containing valid javascript options
+	 * @return array()
+	 */
+	public function getValidOptions()
+	{
+		return array('appendTo', 'axis', 'cancel', 'connectWith', 'containment', 'cursor', 'cursorAt', 'delay', 'disabled', 'distance', 'dropOnEmpty', 'forceHelperSize', 'forcePlaceholderSize', 'grid', 'handle', 'helper', 'items', 'opacity', 'placeholder', 'revert', 'scroll', 'scrollSensitivity', 'scrollSpeed', 'tolerance', 'zIndex');
+	}
+
+	/**
+	 * Array containing valid javascript events
+	 * @return array()
+	 */
+	public function getValidEvents()
+	{
+		return array('activate', 'beforeStop', 'change', 'create', 'deactivate', 'out', 'over', 'receive', 'remove', 'sort', 'start', 'stop', 'update');
+	}
+
+	/**
+	 * @return array list of callback options.
+	 */
+	protected function getPostBackOptions()
+	{
+		$options = $this->getOptions()->toArray();
+		// overload some events to add information about the items order
+		foreach($options as $event => $implementation)
+		{
+			if($event=='sort' || $event=='stop')
+				$options[$event]=new TJavaScriptLiteral('function( event, ui ) { ui.index = jQuery(this).sortable(\'toArray\'); Prado.JuiCallback('.TJavascript::encode($this->getUniqueID()).', \''.$event.'\', event, ui, this); }');
+		}
+		return $options;
+	}
+
+	/**
+	 * Ensure that the ID attribute is rendered and registers the javascript code
+	 * for initializing the active control.
+	 */
+	protected function addAttributesToRender($writer)
+	{
+		parent::addAttributesToRender($writer);
+		$writer->addAttribute('id',$this->getClientID());
+		$options=TJavascript::encode($this->getPostBackOptions());
+		$cs=$this->getPage()->getClientScript();
+		$code="jQuery('#".$this->getClientId()."_0').sortable(".$options.");";
+		$cs->registerEndScript(sprintf('%08X', crc32($code)), $code);
+	}
+
+	/**
+	 * Raises callback event. This method is required by the {@link ICallbackEventHandler}
+	 * interface.
+	 * @param TCallbackEventParameter the parameter associated with the callback event
+	 */
+	public function raiseCallbackEvent($param)
+	{
+		$this->getOptions()->raiseCallbackEvent($param);
+	}
+
+	/**
+	 * Raises the OnActivate event
+	 * @param object $params event parameters
+	 */
+	public function onActivate ($params)
+	{
+		$this->raiseEvent('OnActivate', $this, $params);
+	}
+
+	/**
+	 * Raises the OnBeforeStop event
+	 * @param object $params event parameters
+	 */
+	public function onBeforeStop ($params)
+	{
+		$this->raiseEvent('OnBeforeStop', $this, $params);
+	}
+
+	/**
+	 * Raises the OnChange event
+	 * @param object $params event parameters
+	 */
+	public function onChange ($params)
+	{
+		$this->raiseEvent('OnChange', $this, $params);
+	}
+
+	/**
+	 * Raises the OnCreate event
+	 * @param object $params event parameters
+	 */
+	public function onCreate ($params)
+	{
+		$this->raiseEvent('OnCreate', $this, $params);
+	}
+
+	/**
+	 * Raises the OnDeactivate event
+	 * @param object $params event parameters
+	 */
+	public function onDeactivate ($params)
+	{
+		$this->raiseEvent('OnDeactivate', $this, $params);
+	}
+
+	/**
+	 * Raises the OnOut event
+	 * @param object $params event parameters
+	 */
+	public function onOut ($params)
+	{
+		$this->raiseEvent('OnOut', $this, $params);
+	}
+
+	/**
+	 * Raises the OnOver event
+	 * @param object $params event parameters
+	 */
+	public function onOver ($params)
+	{
+		$this->raiseEvent('OnOver', $this, $params);
+	}
+
+	/**
+	 * Raises the OnReceive event
+	 * @param object $params event parameters
+	 */
+	public function onReceive ($params)
+	{
+		$this->raiseEvent('OnReceive', $this, $params);
+	}
+
+	/**
+	 * Raises the OnRemove event
+	 * @param object $params event parameters
+	 */
+	public function onRemove ($params)
+	{
+		$this->raiseEvent('OnRemove', $this, $params);
+	}
+
+	/**
+	 * Raises the OnSort event
+	 * @param object $params event parameters
+	 */
+	public function onSort ($params)
+	{
+		$this->raiseEvent('OnSort', $this, $params);
+	}
+
+	/**
+	 * Raises the OnStart event
+	 * @param object $params event parameters
+	 */
+	public function onStart ($params)
+	{
+		$this->raiseEvent('OnStart', $this, $params);
+	}
+
+	/**
+	 * Raises the OnStop event
+	 * @param object $params event parameters
+	 */
+	public function OnStop ($params)
+	{
+		$this->raiseEvent('OnStop', $this, $params);
+	}
+
+	/**
+	 * Raises the OnUpdate event
+	 * @param object $params event parameters
+	 */
+	public function onUpdate ($params)
+	{
+		$this->raiseEvent('OnUpdate', $this, $params);
+	}
+
+	/**
+	 * @var ITemplate template for repeater items
+	 */
+	private $_repeater=null;
+
+	/**
+	 * @param array data source for Sortables.
+	 */
+	public function setDataSource($data)
+	{
+		$this->getSortables()->setDataSource($data);
+	}
+
+	/**
+	 * Overrides parent implementation. Callback {@link renderSortables()} when
+	 * page's IsCallback property is true.
+	 */
+	public function dataBind()
+	{
+		parent::dataBind();
+		if($this->getPage()->getIsCallback())
+			$this->renderSortables($this->getResponse()->createHtmlWriter());
+	}
+
+	/**
+	 * @return TRepeater suggestion list repeater
+	 */
+	public function getSortables()
+	{
+		if($this->_repeater===null)
+			$this->_repeater = $this->createRepeater();
+		return $this->_repeater;
+	}
+
+	/**
+	 * @return TRepeater new instance of TRepater to render the list of Sortables.
+	 */
+	protected function createRepeater()
+	{
+		$repeater = Prado::createComponent('System.Web.UI.WebControls.TRepeater');
+		$repeater->setHeaderTemplate(new TJuiSortableTemplate('<ul id="'.$this->getClientId().'_0'.'">'));
+		$repeater->setFooterTemplate(new TJuiSortableTemplate('</ul>'));
+		$repeater->setItemTemplate(new TTemplate('<li id="<%# $this->ItemIndex %>"><%# $this->Data %></li>',null));
+		$repeater->setEmptyTemplate(new TJuiSortableTemplate('<ul></ul>'));
+		$this->getControls()->add($repeater);
+		return $repeater;
+	}
+}
+
+
+/**
+ * TJuiSortableTemplate class.
+ *
+ * TJuiSortableTemplate is the default template for TJuiSortableTemplate
+ * item template.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @package System.Web.UI.ActiveControls
+ * @since 3.1
+ */
+class TJuiSortableTemplate extends TComponent implements ITemplate
+{
+	private $_template;
+
+	public function __construct($template)
+	{
+		$this->_template = $template;
+	}
+	/**
+	 * Instantiates the template.
+	 * It creates a {@link TDataList} control.
+	 * @param TControl parent to hold the content within the template
+	 */
+	public function instantiateIn($parent)
+	{
+		$parent->getControls()->add($this->_template);
+	}
+}