From a7f6c6640ac9295eec3ae2edbb2250179eb85e33 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Sat, 6 May 2006 02:26:20 +0000
Subject: Adding TActiveButton and TActiveTextBox

---
 framework/Web/UI/ActiveControls/TActiveButton.php | 141 ++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 framework/Web/UI/ActiveControls/TActiveButton.php

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

diff --git a/framework/Web/UI/ActiveControls/TActiveButton.php b/framework/Web/UI/ActiveControls/TActiveButton.php
new file mode 100644
index 00000000..db4fa85d
--- /dev/null
+++ b/framework/Web/UI/ActiveControls/TActiveButton.php
@@ -0,0 +1,141 @@
+<?php
+/*
+ * Created on 5/05/2006
+ */
+
+class TActiveButton extends TButton implements ICallbackEventHandler
+{
+	/**
+	 * @var TCallbackClientSideOptions client-side options.
+	 */
+	private $_clientSide;
+
+	/**
+	 * 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();
+		$this->setAdapter(new TActiveControlAdapter($this));
+	}
+	
+	/**
+	 * @param boolean true to allow fine grain callback updates.
+	 */
+	public function setAllowCallbackUpdate($value)
+	{
+		$this->setViewState('CallbackUpdate', TPropertyValue::ensureBoolean($value), true);
+	}
+
+	/**
+	 * @return true to allow fine grain callback updates.
+	 */
+	public function getAllowCallbackUpdate()
+	{
+		return $this->getViewState('CallbackUpdate', true);
+	}
+
+	/**
+	 * @return true if can update changes on the client-side during callback.
+	 */
+	protected function canUpdateClientSide()
+	{
+		return $this->getIsInitialized() && $this->getAllowCallbackUpdate();
+	}
+
+	/**
+	 * Raises the callback event. This method is required by {@link
+	 * ICallbackEventHandler} interface. If {@link getCausesValidation
+	 * CausesValidation} is true, it will invoke the page's {@link TPage::
+	 * validate validate} method first. It will raise {@link onCallback
+	 * OnCallback} event and then the {@link onClick OnClick} event. This method
+	 * is mainly used by framework and control developers.
+	 * @param TCallbackEventParameter the event parameter
+	 */	
+ 	public function raiseCallbackEvent($param)
+	{
+		$this->raisePostBackEvent($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, $param);
+	}
+
+	/**
+	 * @param string caption of the button
+	 */
+	public function setText($value)
+	{
+		parent::setText($value);
+		if($this->canUpdateClientSide())
+			$this->getPage()->getCallbackClient()->setAttribute($this, 'value', $value);			
+	}
+
+	/**
+	 * Callback client-side options can be set by setting the properties of
+	 * the ClientSide property. E.g. <com:TCallback ClientSide.OnSuccess="..." />
+	 * See {@link TCallbackClientSideOptions} for details on the properties of
+	 * ClientSide.
+	 * @return TCallbackClientSideOptions client-side callback options.
+	 */
+	public function getClientSide()
+	{
+		if(is_null($this->_clientSide))
+			$this->_clientSide = $this->createClientSideOptions();
+		return $this->_clientSide;
+	}
+	
+	/**
+	 * @return TCallbackClientSideOptions callback client-side options.
+	 */
+	protected function createClientSideOptions()
+	{
+		return new TCallbackClientSideOptions;
+	}
+	
+	/**
+	 * Renders the callback control javascript statement.
+	 */
+	protected function renderClientControlScript($writer)
+	{
+		$writer->addAttribute('id',$this->getClientID());		
+		$cs = $this->getPage()->getClientScript(); 
+		$cs->registerCallbackControl(get_class($this),$this->getCallbackOptions());		
+	}
+	
+	/**
+	 * @return array list of callback options.
+	 */
+	protected function getCallbackOptions()
+	{
+		return array_merge($this->getPostBackOptions(), 
+			$this->getClientSide()->getOptions()->toArray());
+	}
+			
+	/**
+	 * Returns the javascript statement to invoke a callback request for this
+	 * control. Additional options for callback can be set via subproperties of
+	 * {@link getClientSide ClientSide} property. E.g. ClientSide.OnSuccess="..."
+	 * @param TControl callback handler control, use current object if null.
+	 * @return string javascript statement to invoke a callback.
+	 */
+	public function getCallbackReference($control=null)
+	{
+		$client = $this->getPage()->getClientScript(); 
+		$object = is_null($control) ? $this : $control;
+		return $client->getCallbackReference($object, $this->getPostBackOptions());
+	}
+} 
+
+?>
\ No newline at end of file
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