reworked eventhandler

FlippR-Driver/include/input/EventHandler.h

@@ -9,6 +9,9 @@
 #define SRC_IEVENTHANDLER_H_
 
 #include "input/Event.h"
+#include "InputDriver.h"
+
+#include <memory>
 
 namespace flippR_driver
 {
@@ -18,9 +21,21 @@ namespace input
 class EventHandler
 {
 public:
-  virtual ~EventHandler() = default;
+  explicit EventHandler(std::shared_ptr<InputDriver> input_driver) :
+  input_driver(std::move(input_driver))
+  {
+    this->input_driver->register_event_handler(this);
+  }
+
+  virtual ~EventHandler()
+  {
+    this->input_driver->unregister_event_handler(this);
+  };
 
   virtual void handle(flippR_driver::input::Event &event) = 0;
+
+private:
+  const std::shared_ptr<InputDriver> input_driver;
 };
 
 }