TGIcon.h

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// @(#)root/gui:$Id$
// Author: Fons Rademakers   05/01/98

/*************************************************************************
 * 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_TGIcon
#define ROOT_TGIcon


//////////////////////////////////////////////////////////////////////////
//                                                                      //
// TGIcon                                                               //
//                                                                      //
// This class handles GUI icons.                                        //
//                                                                      //
//////////////////////////////////////////////////////////////////////////

#ifndef ROOT_TGFrame
#include "TGFrame.h"
#endif
#ifndef ROOT_TGDimension
#include "TGDimension.h"
#endif

class TGPicture;
class TImage;

class TGIcon : public TGFrame {

protected:
   const TGPicture  *fPic;     // icon picture
   TImage           *fImage;   // image
   TString           fPath;    // directory of image

   virtual void DoRedraw();

private:
   TGIcon(const TGIcon &);            // not implemented
   TGIcon& operator=(const TGIcon&);  // not implemented

public:
   TGIcon(const TGWindow *p, const TGPicture *pic, UInt_t w, UInt_t h,
      UInt_t options = kChildFrame, Pixel_t back = GetDefaultFrameBackground()) :
         TGFrame(p, w, h, options, back), fPic(pic), fImage(0), fPath() { SetWindowName(); }

   TGIcon(const TGWindow *p = 0, const char *image = 0);

   virtual ~TGIcon();

   virtual void Reset();         //*MENU*
   const TGPicture *GetPicture() const { return fPic; }
   TImage *GetImage() const { return fImage; }
   virtual void SetPicture(const TGPicture *pic);
   virtual void SetImage(const char *img);
   virtual void SetImage(TImage *img);
   virtual void SetImagePath(const char *path);

   virtual void Resize(UInt_t w = 0, UInt_t h = 0);
   virtual void Resize(TGDimension size) { Resize(size.fWidth, size.fHeight); }
   virtual void MoveResize(Int_t x, Int_t y, UInt_t w = 0, UInt_t h = 0);
   virtual void ChangeBackgroundColor() { }

   virtual TGDimension GetDefaultSize() const;
   virtual void SavePrimitive(std::ostream &out, Option_t *option = "");

   ClassDef(TGIcon,0)  // Icon GUI class
};

#endif