From 12c16fb3c7314b51d74dcaffdca4d311c6fad8c0 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Sun, 7 May 2006 09:47:15 +0000
Subject: Adding TAutoComplete

---
 framework/Web/UI/ActiveControls/TAutoComplete.php | 186 ++++++++++++++++++++++
 1 file changed, 186 insertions(+)
 create mode 100644 framework/Web/UI/ActiveControls/TAutoComplete.php

(limited to 'framework/Web/UI/ActiveControls/TAutoComplete.php')

diff --git a/framework/Web/UI/ActiveControls/TAutoComplete.php b/framework/Web/UI/ActiveControls/TAutoComplete.php
new file mode 100644
index 00000000..2ebba495
--- /dev/null
+++ b/framework/Web/UI/ActiveControls/TAutoComplete.php
@@ -0,0 +1,186 @@
+<?php
+/*
+ * Created on 7/05/2006
+ */
+
+class TAutoComplete extends TActiveTextBox implements ICallbackEventHandler, INamingContainer
+{
+	/**
+	 * @var ITemplate template for repeater items
+	 */
+	private $_repeater=null;
+	private $_resultPanel=null;
+	
+	public function setDataSource($data)
+	{
+		$this->getSuggestions()->setDataSource($data);
+	}
+	
+	public function getResultPanel()
+	{
+		if(is_null($this->_resultPanel))
+			$this->_resultPanel = $this->createResultPanel();
+		return $this->_resultPanel;
+	}
+	
+	protected function createResultPanel()
+	{
+		$panel = Prado::createComponent('System.Web.UI.WebControls.TPanel');
+		$this->getControls()->add($panel);
+		$panel->setID('result');
+		return $panel;
+	}
+	
+	/**
+	 * @return TRepeater suggestion list repeater
+	 */
+	public function getSuggestions()
+	{
+		if(is_null($this->_repeater))
+			$this->_repeater = $this->createRepeater();
+		return $this->_repeater;
+	}
+	
+	/**
+	 * 
+	 */
+	protected function createRepeater()
+	{
+		$repeater = Prado::createComponent('System.Web.UI.WebControls.TRepeater');
+		$repeater->setHeaderTemplate(new TAutoCompleteTemplate('<ul>'));
+		$repeater->setFooterTemplate(new TAutoCompleteTemplate('</ul>'));
+		$repeater->setItemTemplate(new TTemplate('<li><%# $this->DataItem %></li>',null));
+		$this->getControls()->add($repeater);
+		return $repeater;
+	}
+
+	/**
+	 * @return TCallbackClientSideOptions callback client-side options.
+	 */
+	protected function createClientSideOptions()
+	{
+		$options = new TAutoCompleteClientSideOptions;
+		$options->setEnablePageStateUpdate(false);
+		return $options;
+	}
+	
+	public function renderEndTag($writer)
+	{
+		$this->getPage()->getClientScript()->registerPradoScript('effects');
+		parent::renderEndTag($writer);
+		$this->renderResultPanel($writer);
+	}
+	
+	public function renderResultPanel($writer)
+	{
+		$this->getResultPanel()->render($writer);	
+	}
+	
+	public function render($writer)
+	{
+		if($this->canUpdateClientSide())
+		{
+			$this->getSuggestions()->render($writer); 
+			$boundary = $writer->getWriter()->getBoundary();
+			$writer->getWriter()->getResponse()->setData($boundary);
+		}
+		else
+			parent::render($writer);	
+	}
+	
+	/**
+	 * @return array list of callback options.
+	 */
+	protected function getCallbackOptions()
+	{
+		$options = $this->getClientSide()->getOptions()->toArray();
+		if($this->getAutoPostBack())
+			$options = array_merge($options,$this->getPostBackOptions()); 
+		$options['ResultPanel'] = $this->getResultPanel()->getClientID();
+		$options['ID'] = $this->getClientID();
+		$options['EventTarget'] = $this->getUniqueID();
+		return $options;
+	}
+	
+	/**
+	 * Adds attribute name-value pairs to renderer.
+	 * This method overrides the parent implementation with additional textbox specific attributes.
+	 * @param THtmlWriter the writer used for the rendering purpose
+	 */
+	protected function addAttributesToRender($writer)
+	{
+		parent::addAttributesToRender($writer);
+		$this->renderClientControlScript($writer);
+	}
+	
+}
+
+/**
+ * Client-side options for TAutoComplete.
+ * 
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Revision: $  $Date: $
+ * @package System.Web.UI.ActiveControls
+ * @since 3.0
+ */
+class TAutoCompleteClientSideOptions extends TCallbackClientSideOptions
+{
+	public function getSeparator()
+	{
+		return $this->getOption('tokens');
+	}
+	
+	public function setSeparator($value)
+	{
+		$this->setOption('tokens', $chars = preg_split('//', $value, -1, PREG_SPLIT_NO_EMPTY));
+	}
+	
+	public function getFrequency()
+	{
+		return $this->getOption('frequency');
+	}
+	
+	public function setFrequency($value)
+	{
+		$this->setOption('frequency', TPropertyValue::ensureFloat($value));
+	}
+	
+	public function getMinChars()
+	{
+		return 	$this->getOption('minChars');
+	}
+	
+	public function setMinChars($value)
+	{
+		$this->setOption('minChars', TPropertyValue::ensureInteger($value));
+	}
+}
+
+/**
+ * TWizardSideBarTemplate class.
+ * TWizardSideBarTemplate is the default template for wizard sidebar.
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @version $Revision: $  $Date: $
+ * @package System.Web.UI.WebControls
+ * @since 3.0
+ */
+class TAutoCompleteTemplate 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);
+	}
+}
+
+?>
\ No newline at end of file
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