// -*- C++ -*-
/* This file is part of
* ======================================================
* 
*           LyX, The Document Processor
*        
*           Copyright (C) 1995 Matthias Ettrich
*           Copyright (C) 1995-1998 The LyX Team.
*
*======================================================*/

#ifndef _LyXView_H_
#define _LyXView_H_

#ifdef __GNUG__
#pragma interface
#endif

#include FORMS_H_LOCATION
#include "lyx.h"
#include "buffer.h"
#include "menus.h"
#include "BufferView.h"
class LyXFunc;
class Toolbar;
class MiniBuffer;
class Intl;

///
struct  FD_form_main {
	///
	FL_FORM *form_main;
	///
	FL_OBJECT *timer_autosave;
	///
	FL_OBJECT *timer_update;
	///
	void *vdata;
	///
	long ldata;
};



/**
  This class is the form containing the view of the buffer. The actual buffer
  view is supposed (at least IMHO) to be another class, that shows its output
  in one or more LyXView's.
 */
class LyXView {
public:
	/// constructor
	LyXView(int w, int h);

	/// destructor
	~LyXView();

	/// Where to place the form.
	void setPosition(int, int);

	/// Show the main form.
	void show(int, int, char const* t= "LyX");

	/// init (should probably be removed later) (Lgb)
	void init();

	/// Redraw the main form.
	void redraw();

	/// returns the buffer currently shown in the main form.
	Buffer *currentBuffer(){ return bufferview->currentBuffer();}

	///
	BufferView *currentView() { return bufferview; }

	/// returns a pointer to the form.
	FL_FORM *getForm() { return _form; }

	/// return a pointer to the toolbar
	Toolbar *getToolbar() { return toolbar; }

	/// return a pointer to the lyxfunc
	LyXFunc *getLyXFunc() { return lyxfunc; }

	/// return a pointer to the minibuffer
	MiniBuffer *getMiniBuffer() { return minibuffer; }

	///
	Menus *getMenus() { return menus; }

	///
	Intl *getIntl() { return intl; }

	///
	void updateLayoutChoice();

	/// Updates the title of the window
	void updateWindowTitle();

	/// Reset autosave timer
	void resetAutosaveTimer();
private:
	/// 
	LyXFunc *lyxfunc;
	/// 
	Toolbar *toolbar;
	/// 
	MiniBuffer *minibuffer;
	///
	Menus *menus;
	///
	Intl *intl;

	/** This is supposed to be a pointer or a list of pointers to the
	   BufferViews currently being shown in the LyXView. So far
	   this is not used, but that should change pretty soon. (Lgb) */
	BufferView *bufferview;
	///
	void invalidateLayoutChoice();
	///
	void UpdateDocumentClassChoice();
public:
 	///
 	static int KeyPressMask_raw_callback(FL_FORM *, void *xev);
	/** This callback is run when a close event is sent from the
	  window manager. */
	static int atCloseMainFormCB(FL_FORM *, void *);
	/// A callback
	static void AutosaveTimerCB(FL_OBJECT *, long);
	/// A callback
	static void UpdateTimerCB(FL_OBJECT *, long);
private:
	/// makes the main form.
	FD_form_main *create_form_form_main(int width, int height);
	/// A pointer to the form.	
	FD_form_main *_form_main;
	/// A pointer to the form.	
	FL_FORM *_form;

	/** The last textclass layout list in the layout choice selector
	  This should probably be moved to the toolbar, but for now it's
	here. (Asger) */
	int last_textclass;
};


#endif