From ca22da21b0cedab985e698f4dedf3ac1158a1487 Mon Sep 17 00:00:00 2001
From: Fabio Bas <ctrlaltca@gmail.com>
Date: Tue, 20 Jan 2015 23:42:12 +0100
Subject: one class per file: framework/Web/UI/WebControls

---
 framework/Web/UI/WebControls/TView.php | 90 ++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 framework/Web/UI/WebControls/TView.php

(limited to 'framework/Web/UI/WebControls/TView.php')

diff --git a/framework/Web/UI/WebControls/TView.php b/framework/Web/UI/WebControls/TView.php
new file mode 100644
index 00000000..b165ea7c
--- /dev/null
+++ b/framework/Web/UI/WebControls/TView.php
@@ -0,0 +1,90 @@
+<?php
+/**
+ * TMultiView and TView class file.
+ *
+ * @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 System.Web.UI.WebControls
+ */
+
+/**
+ * TView class
+ *
+ * TView is a container for a group of controls. TView must be contained
+ * within a {@link TMultiView} control in which only one view can be active
+ * at one time.
+ *
+ * To activate a view, set {@link setActive Active} to true.
+ * When a view is activated, it raises {@link onActivate OnActivate} event;
+ * and when a view is deactivated, it raises {@link onDeactivate OnDeactivate}.
+ *
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @package System.Web.UI.WebControls
+ * @since 3.0
+ */
+class TView extends TControl
+{
+	private $_active=false;
+
+	/**
+	 * Raises <b>OnActivate</b> event.
+	 * @param TEventParameter event parameter
+	 */
+	public function onActivate($param)
+	{
+		$this->raiseEvent('OnActivate',$this,$param);
+	}
+
+	/**
+	 * Raises <b>OnDeactivate</b> event.
+	 * @param TEventParameter event parameter
+	 */
+	public function onDeactivate($param)
+	{
+		$this->raiseEvent('OnDeactivate',$this,$param);
+	}
+
+	/**
+	 * @return boolean whether this view is active. Defaults to false.
+	 */
+	public function getActive()
+	{
+		return $this->_active;
+	}
+
+	/**
+	 * @param boolean whether this view is active.
+	 */
+	public function setActive($value)
+	{
+		$value=TPropertyValue::ensureBoolean($value);
+		$this->_active=$value;
+		parent::setVisible($value);
+	}
+
+	/**
+	 * @param boolean whether the parents should also be checked if visible
+	 * @return boolean whether this view is visible.
+	 * The view is visible if it is active and its parent is visible.
+	 */
+	public function getVisible($checkParents=true)
+	{
+		if(($parent=$this->getParent())===null)
+			return $this->getActive();
+		else if($this->getActive())
+			return $parent->getVisible($checkParents);
+		else
+			return false;
+	}
+
+	/**
+	 * @param boolean
+	 * @throws TInvalidOperationException whenever this method is invoked.
+	 */
+	public function setVisible($value)
+	{
+		throw new TInvalidOperationException('view_visible_readonly');
+	}
+}
\ No newline at end of file
-- 
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