1 files changed, 93 insertions, 0 deletions
diff --git a/lib/prado/framework/Web/UI/ActiveControls/TEventTriggeredCallback.php b/lib/prado/framework/Web/UI/ActiveControls/TEventTriggeredCallback.php
new file mode 100644
index 0000000..d990e09
--- /dev/null
+++ b/lib/prado/framework/Web/UI/ActiveControls/TEventTriggeredCallback.php
@@ -0,0 +1,93 @@
+<?php
+/**
+ * TEventTriggeredCallback class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gamil[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
+ */
+
+Prado::using('System.Web.UI.ActiveControls.TTriggeredCallback');
+
+/**
+ * TEventTriggeredCallback Class
+ *
+ * Triggers a new callback request when a particular {@link setEventName EventName}
+ * on a control with ID given by {@link setControlID ControlID} is raised.
+ *
+ * The default action of the event on the client-side can be prevented when
+ * {@link setPreventDefaultAction PreventDefaultAction} is set to true.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @package System.Web.UI.ActiveControls
+ * @since 3.1
+ */
+class TEventTriggeredCallback extends TTriggeredCallback
+{
+	/**
+	 * @return string The client-side event name the trigger listens to.
+	 */
+	public function getEventName()
+	{
+		return $this->getViewState('EventName', '');
+	}
+
+	/**
+	 * Sets the client-side event name that fires the callback request.
+	 * @param string The client-side event name the trigger listens to.
+	 */
+	public function setEventName($value)
+	{
+		$this->setViewState('EventName', $value, '');
+	}
+
+	/**
+	 * @param boolean true to prevent/stop default event action.
+	 */
+	public function setPreventDefaultAction($value)
+	{
+		$this->setViewState('StopEvent', TPropertyValue::ensureBoolean($value), false);
+	}
+
+	/**
+	 * @return boolean true to prevent/stop default event action.
+	 */
+	public function getPreventDefaultAction()
+	{
+		return $this->getViewState('StopEvent', false);
+	}
+
+	/**
+	 * @return array list of timer options for client-side.
+	 */
+	protected function getTriggerOptions()
+	{
+		$options = parent::getTriggerOptions();
+		$name = preg_replace('/^on/', '', $this->getEventName());
+		$options['EventName'] = strtolower($name);
+		$options['StopEvent'] = $this->getPreventDefaultAction();
+		return $options;
+	}
+
+	/**
+	 * Registers the javascript code for initializing the active control.
+	 * @param THtmlWriter the renderer.
+	 */
+	public function render($writer)
+	{
+		parent::render($writer);
+		$this->getActiveControl()->registerCallbackClientScript(
+			$this->getClientClassName(), $this->getTriggerOptions());
+	}
+
+	/**
+	 * @return string corresponding javascript class name for TEventTriggeredCallback.
+	 */
+	protected function getClientClassName()
+	{
+		return 'Prado.WebUI.TEventTriggeredCallback';
+	}
+}
+