* Prado 3.3.0

1 files changed, 88 insertions, 0 deletions

diff --git a/lib/prado/framework/Web/UI/ActiveControls/TActiveLabel.php b/lib/prado/framework/Web/UI/ActiveControls/TActiveLabel.php
new file mode 100644
index 0000000..70ff20e
--- /dev/null
+++ b/lib/prado/framework/Web/UI/ActiveControls/TActiveLabel.php
@@ -0,0 +1,88 @@
+<?php
+/**
+ * TActiveLabel class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link https://github.com/pradosoft/prado
+ * @copyright Copyright &copy; 2005-2015 The PRADO Group
+ * @license https://github.com/pradosoft/prado/blob/master/COPYRIGHT
+ * @package System.Web.UI.ActiveControls
+ */
+
+/**
+ * Load active control adapter.
+ */
+Prado::using('System.Web.UI.ActiveControls.TActiveControlAdapter');
+
+/**
+ * TActiveLabel class
+ *
+ * The active control counterpart of TLabel component. When
+ * {@link TBaseActiveControl::setEnableUpdate ActiveControl.EnableUpdate}
+ * property is true the during a callback request, setting {@link setText Text}
+ * property will also set the text of the label on the client upon callback
+ * completion. Similarly, setting {@link setForControl ForControl} will also set
+ * the client-side "for" attribute on the label.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @package System.Web.UI.ActiveControls
+ * @since 3.1
+ */
+class TActiveLabel extends TLabel implements IActiveControl
+{
+	/**
+	 * 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));
+	}
+
+	/**
+	 * @return TBaseActiveControl basic active control options.
+	 */
+	public function getActiveControl()
+	{
+		return $this->getAdapter()->getBaseActiveControl();
+	}
+
+	/**
+	 * On callback response, the inner HTML of the label is updated.
+	 * @param string the text value of the label
+	 */
+	public function setText($value)
+	{
+		parent::setText($value);
+		if($this->getActiveControl()->canUpdateClientSide())
+			$this->getPage()->getCallbackClient()->update($this, $value);
+	}
+
+	/**
+	 * Sets the ID of the control that the label is associated with.
+	 * The control must be locatable via {@link TControl::findControl} using the ID.
+	 * On callback response, the For attribute of the label is updated.
+	 * @param string the associated control ID
+	 */
+	public function setForControl($value)
+	{
+		parent::setForControl($value);
+		if($this->getActiveControl()->canUpdateClientSide())
+		{
+			$id=$this->findControl($value)->getClientID();
+			$this->getPage()->getCallbackClient()->setAttribute($this, 'for', $id);
+		}
+	}
+
+	/**
+	 * Adds attribute id to the renderer.
+	 * @param THtmlWriter the writer used for the rendering purpose
+	 */
+	protected function addAttributesToRender($writer) {
+	    $writer->addAttribute('id',$this->getClientID());
+	    parent::addAttributesToRender($writer);
+	}
+}
+