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/* Public Domain Curses */

/* $Id: curspriv.h,v 1.1 2009/05/10 08:29:53 jld Exp $ */

/* Private definitions and declarations for use within PDCurses.

   These should generally not be referenced by applications. */

#ifndef __CURSES_INTERNALS__

#define __CURSES_INTERNALS__ 1

#ifdef HAVE_CONFIG_H

# include <config.h>

#endif

#define CURSES_LIBRARY

#include <curses.h>

#if defined(__TURBOC__) || defined(__EMX__) || defined(__DJGPP__) || \

    defined(__CYGWIN32__) || defined(__MINGW32__) || \

    defined(__WATCOMC__) || defined(__PACIFIC__) || defined(__ECOS__)

# ifndef HAVE_VSSCANF

#  define HAVE_VSSCANF       /* have vsscanf() */

# endif

#endif

#if defined(__CYGWIN32__) || defined(__MINGW32__) || \

    defined(__LCC__) || defined(__WATCOMC__) || defined(__ECOS__)

# ifndef HAVE_VSNPRINTF

#  define HAVE_VSNPRINTF     /* have vsnprintf() */

# endif

#endif

#if defined(_MSC_VER) && defined(_WIN32) && !defined(_CRT_SECURE_NO_DEPRECATE)

# define _CRT_SECURE_NO_DEPRECATE 1   /* kill nonsense warnings */

#endif

/*----------------------------------------------------------------------*/

typedef struct           /* structure for ripped off lines */

{

    int line;

    int (*init)(WINDOW *, int);

} RIPPEDOFFLINE;

/* Window properties */

#define _SUBWIN    0x01  /* window is a subwindow */

#define _PAD       0x10  /* X/Open Pad. */

#define _SUBPAD    0x20  /* X/Open subpad. */

/* Miscellaneous */

#define _NO_CHANGE -1    /* flags line edge unchanged */

#define _ECHAR     0x08  /* Erase char       (^H) */

#define _DWCHAR    0x17  /* Delete Word char (^W) */

#define _DLCHAR    0x15  /* Delete Line char (^U) */

extern WINDOW *pdc_lastscr;

extern bool pdc_trace_on;   /* tracing flag */

extern bool pdc_color_started;

extern unsigned long pdc_key_modifiers;

extern MOUSE_STATUS pdc_mouse_status;

/*----------------------------------------------------------------------*/

/* Platform implementation functions */

void    PDC_beep(void);

bool    PDC_can_change_color(void);

int     PDC_color_content(short, short *, short *, short *);

bool    PDC_check_key(void);

int     PDC_curs_set(int);

void    PDC_flushinp(void);

int     PDC_get_columns(void);

int     PDC_get_cursor_mode(void);

int     PDC_get_key(void);

int     PDC_get_rows(void);

void    PDC_gotoyx(int, int);

int     PDC_init_color(short, short, short, short);

void    PDC_init_pair(short, short, short);

int     PDC_modifiers_set(void);

int     PDC_mouse_set(void);

void    PDC_napms(int);

int     PDC_pair_content(short, short *, short *);

void    PDC_reset_prog_mode(void);

void    PDC_reset_shell_mode(void);

int     PDC_resize_screen(int, int);

void    PDC_restore_screen_mode(int);

void    PDC_save_screen_mode(int);

void    PDC_scr_close(void);

void    PDC_scr_free(void);

int     PDC_scr_open(int, char **);

void    PDC_set_keyboard_binary(bool);

void    PDC_transform_line(int, int, int, const chtype *);

const char *PDC_sysname(void);

/* Internal cross-module functions */

void    PDC_init_atrtab(void);

WINDOW *PDC_makelines(WINDOW *);

WINDOW *PDC_makenew(int, int, int, int);

int     PDC_mouse_in_slk(int, int);

void    PDC_slk_free(void);

void    PDC_slk_initialize(void);

void    PDC_sync(WINDOW *);

#ifdef PDC_WIDE

int     PDC_mbtowc(wchar_t *, const char *, size_t);

size_t  PDC_mbstowcs(wchar_t *, const char *, size_t);

size_t  PDC_wcstombs(char *, const wchar_t *, size_t);

#endif

#ifdef PDCDEBUG

# define PDC_LOG(x) if (pdc_trace_on) PDC_debug x

# define RCSID(x) static const char *rcsid = x;

#else

# define PDC_LOG(x)

# define RCSID(x)

#endif

/* Internal macros for attributes */

#ifdef CHTYPE_LONG

# define PDC_COLOR_PAIRS 256

#else

# define PDC_COLOR_PAIRS  32

#endif

#ifndef max

# define max(a,b) (((a) > (b)) ? (a) : (b))

#endif

#ifndef min

# define min(a,b) (((a) < (b)) ? (a) : (b))

#endif

#define DIVROUND(num, divisor) ((num) + ((divisor) >> 1)) / (divisor)

#define PDC_CLICK_PERIOD 150  /* time to wait for a click, if

                                 not set by mouseinterval() */

#endif /* __CURSES_INTERNALS__*/