add web socket ui

Event.h

@@ -0,0 +1,37 @@
+#ifndef EVENT_H__
+#define EVENT_H__
+#include <map>
+#include <string>
+#include <memory>
+
+#include <boost/asio.hpp>
+
+typedef std::map<std::string, std::string> EventType;
+
+namespace i2p
+{
+  namespace event
+  {
+    class EventListener  {
+    public:
+      virtual ~EventListener() {};
+      virtual void HandleEvent(const EventType & ev) = 0;
+    };
+
+    class EventCore
+    {
+    public:
+      void QueueEvent(const EventType & ev);
+      void SetListener(EventListener * l);
+      
+    private:
+      EventListener * m_listener = nullptr;
+    };
+    
+    extern EventCore core;
+  }
+}
+
+void EmitEvent(const EventType & ev);
+
+#endif