// -*- C++ -*-
/* This file is part of
* ======================================================
* 
*           LyX, The Document Processor
* 	 
*	    Copyright (C) 1995 1996 Matthias Ettrich
*           and the LyX Team.
*
*======================================================*/

/* This is the declaration of the LyX class, there should only
 * exist _one_ instance of this in the application. */

#ifndef _LYX_MAIN_H_
#define _LYX_MAIN_H_

#include <signal.h>

class LyXGUI;
class LyXRC;
class LastFiles;
class Buffer;
class LString;

extern LString system_lyxdir;
extern LString user_lyxdir;
extern LString system_tempdir;

extern LastFiles *lastfiles; /* we should hopefully be able to move this
			      * inside the LyX class */

extern LyXRC *lyxrc;


/**
  This is the main LyX object it encapsulates most of the other objects.
*/
class LyX
{
public:
	/**@name Constructors and Deconstructors */
	//@{
	/// the only allowed constructor
	LyX(int *argc, char *argv[]); // constructor
	// Always is useful a destructor
	~LyX();
	//@}

	/**@name Pointers to... */
	//@{
	///
	LyXGUI *lyxGUI;  // should be only one of this
	//@}
private:
	/**@name Constructors and Deconstructors */
	//@{
	/// not allowed
	LyX(const LyX &){;} // not allowed
	/// not allowed
	LyX(){;} // not allowed
	//@}

	/**@name Private variables */
	//@{
	/// does this user start lyx for the first time?
	bool first_start;
	///
	struct sigaction act_;
	//@}
	/**@name Private Members */
	//@{
	///
	void runtime();
	///
	void init(int *argc, char *argv[]);
	///
	void queryUserLyXDir();
	///
        void ReadRcFile(LString const & name);
        ///
	bool easyParse(int *argc, char *argv[]);
	//@}
};

#endif