TStylePreview.h

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// @(#)root/ged:$Id$
// Author: Denis Favre-Miville   08/09/05
 
/*************************************************************************
 * Copyright (C) 1995-2004, 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_TStylePreview
#define ROOT_TStylePreview
 
#include "TGFrame.h"
 
class TCanvas;
class TList;
class TRootEmbeddedCanvas;
class TStyle;
class TVirtualPad;
 
class TStylePreview : public TGTransientFrame {
 
private:
   TRootEmbeddedCanvas  *fEcan;                    ///< canvas for preview
   TVirtualPad          *fPad;                     ///< original pad previewed
   TList                *fTrashListLayout;         ///< to avoid memory leak
 
public:
   TStylePreview(const TGWindow *p, TStyle *style, TVirtualPad *currentPad);
   ~TStylePreview() override;
   void Update(TStyle *style, TVirtualPad *pad);
   void MapTheWindow();
   TCanvas *GetMainCanvas();
 
   ClassDefOverride(TStylePreview, 0) // Preview window used by the TStyleManager class
};
 
#endif