namespace Dali
{
-struct KeyEvent;
+class KeyEvent;
class TouchEvent;
class WheelEvent;
class RenderTaskList;
typedef Signal< void (const KeyEvent&) > KeyEventSignalType; ///< Key event signal type
-typedef Signal< void (const TouchEvent&) > TouchSignalType; ///< Touch signal type
+typedef Signal< void (const TouchEvent&) > TouchEventSignalType; ///< Touch signal type
typedef Signal< void (const WheelEvent&) > WheelEventSignalType; ///< Touched signal type