one class per file: framework/Web/UI/WebControls

1 files changed, 37 insertions, 0 deletions

diff --git a/framework/Web/UI/WebControls/TViewCollection.php b/framework/Web/UI/WebControls/TViewCollection.php
new file mode 100644
index 00000000..aae7244f
--- /dev/null
+++ b/framework/Web/UI/WebControls/TViewCollection.php
@@ -0,0 +1,37 @@
+<?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
+ */
+
+/**
+ * TViewCollection class.
+ * TViewCollection represents a collection that only takes {@link TView} instances
+ * as collection elements.
+ * @author Qiang Xue <qiang.xue@gmail.com>
+ * @package System.Web.UI.WebControls
+ * @since 3.0
+ */
+class TViewCollection extends TControlCollection
+{
+	/**
+	 * Inserts an item at the specified position.
+	 * This overrides the parent implementation by ensuring only {@link TView}
+	 * controls be added into the collection.
+	 * @param integer the speicified position.
+	 * @param mixed new item
+	 * @throws TInvalidDataTypeException if the item to be inserted is neither a string nor a TControl.
+	 */
+	public function insertAt($index,$item)
+	{
+		if($item instanceof TView)
+			parent::insertAt($index,$item);
+		else
+			throw new TInvalidDataTypeException('viewcollection_view_required');
+	}
+}
\ No newline at end of file