// @(#)root/base:$Id$
// Author: Fons Rademakers   15/11/95

/*************************************************************************
 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/


#ifndef ROOT_TGuiFactory
#define ROOT_TGuiFactory

//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TGuiFactory                                                          //
//                                                                      //
// This ABC is a factory for GUI components. Depending on which         //
// factory is active one gets either ROOT native (X11 based with Win95  //
// look and feel), Win32 or Mac components.                             //
// In case there is no platform dependent implementation on can run in  //
// batch mode directly using an instance of this base class.            //
//                                                                      //
//////////////////////////////////////////////////////////////////////////

#include "TNamed.h"

class TApplicationImp;
class TCanvasImp;
class TCanvas;
class TBrowserImp;
class TBrowser;
class TContextMenuImp;
class TContextMenu;
class TControlBarImp;
class TControlBar;
class TInspectorImp;


class TGuiFactory : public TNamed {

public:
   TGuiFactory(const char *name = "Batch", const char *title = "Batch GUI Factory");
   virtual ~TGuiFactory() { }

   virtual TApplicationImp *CreateApplicationImp(const char *classname, int *argc, char **argv);

   virtual TCanvasImp *CreateCanvasImp(TCanvas *c, const char *title, UInt_t width, UInt_t height);
   virtual TCanvasImp *CreateCanvasImp(TCanvas *c, const char *title, Int_t x, Int_t y, UInt_t width, UInt_t height);

   virtual TBrowserImp *CreateBrowserImp(TBrowser *b, const char *title, UInt_t width, UInt_t height, Option_t *opt="");
   virtual TBrowserImp *CreateBrowserImp(TBrowser *b, const char *title, Int_t x, Int_t y, UInt_t width, UInt_t height, Option_t *opt="");

   virtual TContextMenuImp *CreateContextMenuImp(TContextMenu *c, const char *name, const char *title);

   virtual TControlBarImp *CreateControlBarImp(TControlBar *c, const char *title);
   virtual TControlBarImp *CreateControlBarImp(TControlBar *c, const char *title, Int_t x, Int_t y);

   virtual TInspectorImp *CreateInspectorImp(const TObject *obj, UInt_t width, UInt_t height);

   ClassDefOverride(TGuiFactory,0)  //Abstract factory for GUI components
};

R__EXTERN TGuiFactory *gGuiFactory;
R__EXTERN TGuiFactory *gBatchGuiFactory;

#endif
