freebsd-dev/contrib/ncurses/include/curses.events
2021-02-25 19:26:56 +01:00

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/* $Id*/
/*
* vile:cmode:
* This file is part of ncurses, designed to be appended after curses.h.in
* (see that file for the relevant copyright).
*/
/*
* This is an extension to support events...
*/
#ifdef NCURSES_WGETCH_EVENTS
#if !defined(__BEOS__) || defined(__HAIKU__)
/* Fix _nc_timed_wait() on BEOS... */
# define NCURSES_EVENT_VERSION 1
#endif /* !defined(__BEOS__) */
/*
* Bits to set in _nc_event.data.flags
*/
# define _NC_EVENT_TIMEOUT_MSEC 1
# define _NC_EVENT_FILE 2
# define _NC_EVENT_FILE_READABLE 2
# if 0 /* Not supported yet... */
# define _NC_EVENT_FILE_WRITABLE 4
# define _NC_EVENT_FILE_EXCEPTION 8
# endif
typedef struct
{
int type;
union
{
long timeout_msec; /* _NC_EVENT_TIMEOUT_MSEC */
struct
{
unsigned int flags;
int fd;
unsigned int result;
} fev; /* _NC_EVENT_FILE */
} data;
} _nc_event;
typedef struct
{
int count;
int result_flags; /* _NC_EVENT_TIMEOUT_MSEC or _NC_EVENT_FILE_READABLE */
_nc_event *events[1];
} _nc_eventlist;
extern NCURSES_EXPORT(int) wgetch_events (WINDOW *, _nc_eventlist *) GCC_DEPRECATED(experimental option); /* experimental */
extern NCURSES_EXPORT(int) wgetnstr_events (WINDOW *,char *,int,_nc_eventlist *) GCC_DEPRECATED(experimental option); /* experimental */
#define KEY_EVENT 0633 /* We were interrupted by an event */
#endif /* NCURSES_WGETCH_EVENTS */