/**************************************************************
**** Prefs.h: internal representation of preference file.  ****
**** Free software under GNU license, started on 16.2.2000 ****
**** © T.Pierron, C.Guillaume.                             ****
**************************************************************/

#ifndef PREFS_H
#define PREFS_H

#include <graphics/text.h>
#include "Version.h"

/*** Global preferences ***/
typedef struct prefs
{
	char   use_pub;				/* TRUE if a pubscreen is created */
	char   use_txtfont;			/* TRUE if a custom text font is used */
	char   use_scrfont;			/* TRUE if a custom screen font is used */
	char   backdrop;				/* TRUE if use a backdrop'ed window */
	char   left_margin;			/* Left margin for easy line selection */
	char   auto_indent;			/* TRUE if auto indent mode */
	char   xtend;					/* TRUE if use PC-like numeric keypad */
	char   reserved;				/* Unused for now */
	char   matchcase;				/* TRUE if search is case insensitive */
	char   wholewords;			/* TRUE if only whole words match in a search */
	char   tabsize;				/* Tabulation size */
	char   depth;					/* Depth of custom screen */
	STRPTR wordssep;				/* List of characters used to separate words */
	struct TextAttr attrtxt;	/* Font used to edit text */
	struct TextAttr attrscr;	/* Font used for graphical interface */
	WORD   left,top;				/* Left corner of the window */
	WORD   width,height;			/* Dimensions */

	/* Information about duplicated screen */
	WORD   scrw,scrh,scrd;		/* Properties of cloned screen */
	ULONG  modeid;					/* Mode id of new screen */
	ULONG  vmd;						/* Display ID of pubscreen */
#ifdef	GUI_H						/* Not always required */
	struct pens pen;				/* Pens offset used */

	/* Information allocated at run-time */
	struct TextFont *txtfont;	/* Font usable with rastport */
	struct TextFont *scrfont;	/* Font used to render gui */
	struct Screen   *parent;	/* Parent screen */
	struct Screen   *current;	/* Screen where window remains */
#endif
}	PREFS;

/** Maximal fields saved in preference file **/
#define	MAX_NUMFIELD	sizeof(sizefields)

/** Command search to edit preference of editor **/
#define	SYS_DIR			"SYS:"
#define	PREF_DIR			"Prefs/"
#define	PREF_NAME		"JanoPrefs"

/** Character types to split words **/
#define	ALPHA				0
#define	SEPARATOR		1
#define	SPACE				2
#define	MAX_SPLIT		40		/* Maximal string separator length */

/** Table where character type can be found **/
extern UBYTE TypeChar[256];

#define	JANO_PREFSID	MAKE_ID('J','A','N','O')
#define	JANO_STRID		"JANO"

/** Open preference file according to mode **/
APTR open_prefs(STRPTR name, UBYTE mode);

/** Values for `mode' **/
#define	MODE_USE			1		/* Open file for reading (name can be NULL) */
#define	MODE_SAVE		2		/* Open file for writing with IFF header */


/** Load/save preference file **/
char  load_prefs(PREFS *, UBYTE *file);
char  save_prefs(PREFS *);

/** Search for janoprefs and launch it **/
void  setup_winpref(void);

/** Ask user for a new screen mode/font **/
struct TextFont *change_fonts(struct TextAttr *buf, void *Wnd, BOOL fixed);

extern PREFS prefs;

/** Inhibit unwanted functions **/
#ifdef	JANOPREF
#define	init_tabstop(X)

/** Ask user for a new screen mode **/
ULONG change_screen_mode(WORD *,ULONG);
#else

/** Check changes between two prefs and make them effective **/
void update_prefs( Project );

/** Ask user for a new preference file with ASL **/
void ask_prefs( Project, char save, STRPTR);

/** Ask user for a new screen mode **/
ULONG change_screen_mode(UBYTE *,ULONG);

#endif

#endif