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/*  Project nGenEx
    Destroyer Studios LLC
    Copyright © 1997-2004. All Rights Reserved.

    SUBSYSTEM:    nGenEx.lib
    FILE:         EventDispatch.h
    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
    Event Dispatch class
*/

#ifndef EventDispatch_h
#define EventDispatch_h

#include "Types.h"
#include "EventTarget.h"
#include "List.h"

// +--------------------------------------------------------------------+

class EventDispatch
{
public:
   static const char* TYPENAME() { return "EventDispatch"; }

   EventDispatch();
   virtual ~EventDispatch();

   static void    Create();
   static void    Close();
   static EventDispatch* GetInstance()  { return dispatcher; }

   virtual void   Dispatch();
   virtual void   Register(EventTarget* tgt);
   virtual void   Unregister(EventTarget* tgt);
   
   virtual EventTarget* GetCapture();
   virtual int    CaptureMouse(EventTarget* tgt);
   virtual int    ReleaseMouse(EventTarget* tgt);

   virtual EventTarget* GetFocus();
   virtual void   SetFocus(EventTarget* tgt);
   virtual void   KillFocus(EventTarget* tgt);
   
   virtual void   MouseEnter(EventTarget* tgt);

protected:
   int                     mouse_x, mouse_y, mouse_l, mouse_r;
   List<EventTarget>       clients;
   EventTarget*            capture;
   EventTarget*            current;
   EventTarget*            focus;
   EventTarget*            click_tgt;
   
   static EventDispatch*   dispatcher;
};

#endif EventDispatch_h