// $Revision: 1.5 $
#ifndef TaligentSamples_FOLLOWURLCOMMAND
#define TaligentSamples_FOLLOWURLCOMMAND
//-----------------------------------------------------------------------------
//
// Copyright (C) 1995 Taligent, Inc. All rights reserved.
//
// Project:       WebRunner Sample
// File:          FollowURLCommand.h
// Build/Version: 1.0.0
//
//-----------------------------------------------------------------------------

#ifndef Taligent_BASICDOCUMENTCOMMAND
#include <Taligent/BasicDocumentCommand.h>
#endif
#ifndef Taligent_COMPOUNDDOCUMENT
#include <Taligent/CompoundDocument.h>
#endif
#ifndef TaligentSamples_URL
#include "URL.h"
#endif

//=============================================================================
// TFollowURLCommand

class TFollowURLCommand : public TCommandOn<TModelSelection> {
  public:
	MCollectibleDeclarationsMacro(TFollowURLCommand);

  public:
	                    TFollowURLCommand(const TURL& destination);
	                    TFollowURLCommand(const TFollowURLCommand& source);
	virtual             ~TFollowURLCommand();
	TFollowURLCommand&  operator=(const TFollowURLCommand& source);

	virtual TStream&    operator>>=(TStream& toStream) const;
	virtual TStream&    operator<<=(TStream& fromStream);

  protected:
	virtual void        HandleDoBegin(TModelSelection &selection);
	virtual void        HandleUndo(TModelSelection &selection);
	virtual void        HandleRedo(TModelSelection &selection);

  private:
	                    TFollowURLCommand();
	enum                {kOriginalVersion};

	TURL                fDestination;
	TURL                fPreviousURL;
};

#endif