X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fcurses.priv.h;h=30ce3fbfbca1cb4561e0ccd2efbea2e4760b5fb9;hp=5ebf73b902aa0d901e5a6b20c473fc982e6c67df;hb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1;hpb=3a9b6a3bf0269231bef7de74757a910dedd04e0c diff --git a/ncurses/curses.priv.h b/ncurses/curses.priv.h index 5ebf73b9..30ce3fbf 100644 --- a/ncurses/curses.priv.h +++ b/ncurses/curses.priv.h @@ -1,27 +1,39 @@ - -/*************************************************************************** -* COPYRIGHT NOTICE * -**************************************************************************** -* ncurses is copyright (C) 1992-1995 * -* Zeyd M. Ben-Halim * -* zmbenhal@netcom.com * -* Eric S. Raymond * -* esr@snark.thyrsus.com * -* * -* Permission is hereby granted to reproduce and distribute ncurses * -* by any means and for any fee, whether alone or as part of a * -* larger distribution, in source or in binary form, PROVIDED * -* this notice is included with any such distribution, and is not * -* removed from any of its header files. Mention of ncurses in any * -* applications linked with it is highly appreciated. * -* * -* ncurses comes AS IS with no warranty, implied or expressed. * -* * -***************************************************************************/ +/**************************************************************************** + * Copyright (c) 1998 Free Software Foundation, Inc. * + * * + * Permission is hereby granted, free of charge, to any person obtaining a * + * copy of this software and associated documentation files (the * + * "Software"), to deal in the Software without restriction, including * + * without limitation the rights to use, copy, modify, merge, publish, * + * distribute, distribute with modifications, sublicense, and/or sell * + * copies of the Software, and to permit persons to whom the Software is * + * furnished to do so, subject to the following conditions: * + * * + * The above copyright notice and this permission notice shall be included * + * in all copies or substantial portions of the Software. * + * * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * + * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * + * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * + * * + * Except as contained in this notice, the name(s) of the above copyright * + * holders shall not be used in advertising or otherwise to promote the * + * sale, use or other dealings in this Software without prior written * + * authorization. * + ****************************************************************************/ + +/**************************************************************************** + * Author: Zeyd M. Ben-Halim 1992,1995 * + * and: Eric S. Raymond * + ****************************************************************************/ /* - * $Id: curses.priv.h,v 1.61 1997/04/26 20:54:54 tom Exp $ + * $Id: curses.priv.h,v 1.101 1998/02/11 12:13:57 tom Exp $ * * curses.priv.h * @@ -33,9 +45,13 @@ #ifndef CURSES_PRIV_H #define CURSES_PRIV_H 1 +#ifdef __cplusplus +extern "C" { +#endif + #include -#ifdef USE_RCS_IDS +#if USE_RCS_IDS #define MODULE_ID(id) static const char Ident[] = id; #else #define MODULE_ID(id) /*nothing*/ @@ -74,10 +90,12 @@ #include -#if !HAVE_EXTERN_ERRNO +#if DECL_ERRNO extern int errno; #endif +#include + /* Some systems have a broken 'select()', but workable 'poll()'. Use that */ #if HAVE_POLL && HAVE_SYS_STROPTS_H && HAVE_POLL_H #define USE_FUNC_POLL 1 @@ -92,18 +110,53 @@ extern int errno; #define USE_GPM_SUPPORT 0 #endif +/* QNX mouse support */ +#if defined(__QNX__) && !defined(__QNXNTO__) +#define USE_QNX_MOUSE 1 +#else +#define USE_QNX_MOUSE 0 +#endif + +#define DEFAULT_MAXCLICK 166 +#define EV_MAX 8 /* size of mouse circular event queue */ + /* - * ht/cbt expansion flakes out randomly under Linux 1.1.47, but only when - * we're throwing control codes at the screen at high volume. To see this, - * re-enable TABS_OK and run worm for a while. Other systems probably don't - * want to define this either due to uncertainties about tab delays and - * expansion in raw mode. + * If we don't have signals to support it, don't add a sigwinch handler. + * In any case, resizing is an extended feature. Use it if we've got it. */ -#undef TABS_OK /* OK to use tab/backtab for local motions? */ +#ifndef NCURSES_EXT_FUNCS +#undef HAVE_SIZECHANGE +#endif + +#if HAVE_SIZECHANGE +#define USE_SIZECHANGE 1 +#else +#undef USE_SIGWINCH +#endif /* - * The internal types (e.g., struct screen) must precede , otherwise - * we cannot construct lint-libraries (structures must be fully-defined). + * As currently coded, hashmap relies on the scroll-hints logic. + */ +#if !USE_SCROLL_HINTS +#if USE_HASHMAP +#define USE_SCROLL_HINTS 1 +#else +#define USE_SCROLL_HINTS 0 +#endif +#endif + +#if USE_SCROLL_HINTS +#define if_USE_SCROLL_HINTS(stmt) stmt +#else +#define if_USE_SCROLL_HINTS(stmt) /*nothing*/ +#endif + +/* + * Note: ht/cbt expansion flakes out randomly under Linux 1.1.47, but only + * when we're throwing control codes at the screen at high volume. To see + * this, re-enable USE_HARD_TABS and run worm for a while. Other systems + * probably don't want to define this either due to uncertainties about tab + * delays and expansion in raw mode. */ struct tries { @@ -113,30 +166,6 @@ struct tries { unsigned short value; /* code of string so far. 0 if none. */ }; -/* - * Structure for soft labels. - */ - -typedef struct -{ - char *text; /* text for the label */ - char *form_text; /* formatted text (left/center/...) */ - int x; /* x coordinate of this field */ - char dirty; /* this label has changed */ - char visible; /* field is visible */ -} slk_ent; - -typedef struct { - char dirty; /* all labels have changed */ - char hidden; /* soft labels are hidden */ - struct _win_st *win; - slk_ent *ent; - char *buffer; /* buffer for labels */ - short maxlab; /* number of available labels */ - short labcnt; /* number of allocated labels */ - short maxlen; /* length of labels */ -} SLK; - /* * Definitions for color pairs */ @@ -157,7 +186,38 @@ color_t; #define MAXCOLUMNS 135 #define MAXLINES 66 -#define FIFO_SIZE MAXLINES +#define FIFO_SIZE MAXCOLUMNS+2 /* for nocbreak mode input */ + +#define ACS_LEN 128 + +#define WINDOWLIST struct _win_list + +#include /* we'll use -Ipath directive to get the right one! */ + +/* + * Structure for soft labels. + */ + +typedef struct +{ + char *text; /* text for the label */ + char *form_text; /* formatted text (left/center/...) */ + int x; /* x coordinate of this field */ + char dirty; /* this label has changed */ + char visible; /* field is visible */ +} slk_ent; + +typedef struct { + char dirty; /* all labels have changed */ + char hidden; /* soft labels are hidden */ + struct _win_st *win; + slk_ent *ent; + char* buffer; /* buffer for labels */ + short maxlab; /* number of available labels */ + short labcnt; /* number of allocated labels */ + short maxlen; /* length of labels */ + chtype attr; /* soft label attribute */ +} SLK; struct screen { int _ifd; /* input file ptr for screen */ @@ -169,14 +229,21 @@ struct screen { short _columns; /* screen columns */ short _lines_avail; /* lines available for stdscr */ short _topstolen; /* lines stolen from top */ - struct _win_st *_curscr; /* current screen */ - struct _win_st *_newscr; /* virtual screen to be updated to */ - struct _win_st *_stdscr; /* screen's full-window context */ + + WINDOW *_curscr; /* current screen */ + WINDOW *_newscr; /* virtual screen to be updated to */ + WINDOW *_stdscr; /* screen's full-window context */ + struct tries *_keytry; /* "Try" for use with keypad mode */ + struct tries *_key_ok; /* Disabled keys via keyok(,FALSE) */ + int _tried; /* keypad mode was initialized */ + unsigned int _fifo[FIFO_SIZE]; /* input push-back buffer */ - signed char _fifohead, /* head of fifo queue */ + short _fifohead, /* head of fifo queue */ _fifotail, /* tail of fifo queue */ - _fifopeek; /* where to peek for next char */ + _fifopeek, /* where to peek for next char */ + _fifohold; /* set if breakout marked */ + int _endwin; /* are we out of window mode? */ unsigned long _current_attr; /* terminal attribute current set */ int _coloron; /* is color enabled? */ @@ -190,7 +257,6 @@ struct screen { int _echo; /* True if echo on */ int _use_meta; /* use the meta key? */ SLK *_slk; /* ptr to soft key struct / NULL */ - int _baudrate; /* used to compute padding */ /* cursor movement costs; units are 10ths of milliseconds */ int _char_padding; /* cost of character put */ @@ -198,10 +264,10 @@ struct screen { int _cup_cost; /* cost of (cursor_address) */ int _home_cost; /* cost of (cursor_home) */ int _ll_cost; /* cost of (cursor_to_ll) */ -#ifdef TABS_OK +#if USE_HARD_TABS int _ht_cost; /* cost of (tab) */ int _cbt_cost; /* cost of (backtab) */ -#endif /* TABS_OK */ +#endif /* USE_HARD_TABS */ int _cub1_cost; /* cost of (cursor_left) */ int _cuf1_cost; /* cost of (cursor_right) */ int _cud1_cost; /* cost of (cursor_down) */ @@ -229,22 +295,70 @@ struct screen { int _carriage_return_length; int _cursor_home_length; int _cursor_to_ll_length; + int _scrolling; /* 1 if terminal's smart enough to */ + /* used in lib_color.c */ color_t *_color_table; /* screen's color palette */ int _color_count; /* count of colors in palette */ unsigned short *_color_pairs; /* screen's color pair list */ int _pair_count; /* count of color pairs */ int _default_color; /* use default colors */ + chtype _xmc_suppress; /* attributes to suppress if xmc */ + chtype _xmc_triggers; /* attributes to process if xmc */ + chtype _acs_map[ACS_LEN]; + + /* + * These data correspond to the state of the idcok() and idlok() + * functions. A caveat is in order here: the XSI and SVr4 + * documentation specify that these functions apply to the window which + * is given as an argument. However, ncurses implements this logic + * only for the newscr/curscr update process, _not_ per-window. + */ + bool _nc_sp_idlok; + bool _nc_sp_idcok; +#define _nc_idlok SP->_nc_sp_idlok +#define _nc_idcok SP->_nc_sp_idcok + + /* + * These are the data that support the mouse interface. + */ + int _maxclick; + bool (*_mouse_event) (SCREEN *); + bool (*_mouse_inline)(SCREEN *); + bool (*_mouse_parse) (int); + void (*_mouse_resume)(SCREEN *); + void (*_mouse_wrap) (SCREEN *); + int _mouse_fd; /* file-descriptor, if any */ + + /* + * This supports automatic resizing + */ +#if USE_SIZECHANGE + int (*_resize)(int,int); +#endif + + /* + * These are data that support the proper handling of the panel stack on an + * per screen basis. + */ + struct panelhook _panelHook; + /* + * Linked-list of all windows, to support '_nc_resizeall()' and + * '_nc_freeall()' + */ + WINDOWLIST *_nc_sp_windows; +#define _nc_windows SP->_nc_sp_windows + + bool _sig_winch; + SCREEN *_next_screen; }; -/* Ncurses' public interface follows the internal types */ -#include /* we'll use -Ipath directive to get the right one! */ +extern SCREEN *_nc_screen_chain; #ifdef NCURSES_NOMACROS #include #endif -#define WINDOWLIST struct _win_list WINDOWLIST { WINDOWLIST *next; WINDOW *win; @@ -304,6 +418,7 @@ typedef struct { #define CHANGED -1 +#define SIZEOF(v) (sizeof(v)/sizeof(v[0])) #define typeCalloc(type,elts) (type *)calloc(elts,sizeof(type)) #define FreeIfNeeded(p) if(p != 0) free(p) #define FreeAndNull(p) free(p); p = 0 @@ -324,38 +439,38 @@ typedef struct { #define T(a) TR(TRACE_CALLS, a) #define TPUTS_TRACE(s) _nc_tputs_trace = s; #define TRACE_RETURN(value,type) return _nc_retrace_##type(value) -#define returnWin(code) TRACE_RETURN(code,win) -#define returnPtr(code) TRACE_RETURN(code,ptr) +#define returnAttr(code) TRACE_RETURN(code,attr_t) #define returnCode(code) TRACE_RETURN(code,int) +#define returnPtr(code) TRACE_RETURN(code,ptr) #define returnVoid T((T_RETURN(""))); return +#define returnWin(code) TRACE_RETURN(code,win) extern unsigned _nc_tracing; extern WINDOW * _nc_retrace_win(WINDOW *); +extern attr_t _nc_retrace_attr_t(attr_t); extern char *_nc_retrace_ptr(char *); extern const char *_nc_tputs_trace; extern const char *_nc_visbuf(const char *); extern const char *_nc_visbuf2(int, const char *); extern int _nc_retrace_int(int); extern long _nc_outchars; +extern void _nc_fifo_dump(void); #else #define T(a) #define TR(n, a) #define TPUTS_TRACE(s) -#define returnWin(code) return code +#define returnAttr(code) return code #define returnCode(code) return code +#define returnPtr(code) return code #define returnVoid return +#define returnWin(code) return code #endif #define _trace_key(ch) ((ch > KEY_MIN) ? keyname(ch) : _tracechar((unsigned char)ch)) #define ALL_BUT_COLOR ((chtype)~(A_COLOR)) #define IGNORE_COLOR_OFF FALSE - - -/* Macro to put together character and attribute info and return it. - If colors are in the attribute, they have precedence. */ -#define ch_or_attr(ch,at) \ - ((PAIR_NUMBER(at) > 0) ? \ - ((((chtype)ch) & ALL_BUT_COLOR) | (at)) : ((((chtype)ch) | (at)))) +#define NONBLANK_ATTR (A_BOLD|A_DIM|A_BLINK) +#define XMC_CHANGES(c) ((c) & SP->_xmc_suppress) #define toggle_attr_on(S,at) \ @@ -394,8 +509,23 @@ extern long _nc_outchars; ? (SP->_ich1_cost * count) \ : INFINITY)) +#if USE_XMC_SUPPORT +#define UpdateAttrs(c) if (SP->_current_attr != AttrOf(c)) { \ + attr_t chg = SP->_current_attr; \ + vidattr(AttrOf(c)); \ + if (magic_cookie_glitch > 0 \ + && XMC_CHANGES((chg ^ SP->_current_attr))) { \ + T(("%s @%d before glitch %d,%d", \ + __FILE__, __LINE__, \ + SP->_cursrow, \ + SP->_curscol)); \ + _nc_do_xmc_glitch(chg); \ + } \ + } +#else #define UpdateAttrs(c) if (SP->_current_attr != AttrOf(c)) \ vidattr(AttrOf(c)); +#endif /* * Check whether the given character can be output by clearing commands. This @@ -403,16 +533,11 @@ extern long _nc_outchars; * as A_REVERSE. All attribute flags which don't affect appearance of a space * or can be output by clearing (A_COLOR in case of bce-terminal) are excluded. */ -#define NONBLANK_ATTR (A_BOLD|A_DIM|A_BLINK) #define can_clear_with(ch) \ ((ch & ~(NONBLANK_ATTR|(back_color_erase ? A_COLOR:0))) == BLANK) #ifdef NCURSES_EXPANDED -#undef ch_or_attr -#define ch_or_attr(ch,at) _nc_ch_or_attr(ch,at) -extern chtype _nc_ch_or_attr(chtype, attr_t); - #undef toggle_attr_on #define toggle_attr_on(S,at) _nc_toggle_attr_on(&(S), at) extern void _nc_toggle_attr_on(attr_t *, attr_t); @@ -443,8 +568,24 @@ extern void _nc_expanded(void); #endif +/* doupdate.c */ +#if USE_XMC_SUPPORT +extern void _nc_do_xmc_glitch(attr_t); +#endif + +/* hardscroll.c */ +#if defined(TRACE) || defined(SCROLLDEBUG) +extern void _nc_linedump(void); +#endif + +/* hardscroll.c */ +#if defined(TRACE) || defined(SCROLLDEBUG) +extern void _nc_linedump(void); +#endif + /* lib_acs.c */ extern void init_acs(void); /* no prefix, this name is traditional */ +extern int _nc_msec_cost(const char *const, int); /* used by 'tack' program */ /* lib_mvcur.c */ #define INFINITY 1000000 /* cost: too high to use */ @@ -452,43 +593,54 @@ extern void init_acs(void); /* no prefix, this name is traditional */ extern void _nc_mvcur_init(void); extern void _nc_mvcur_resume(void); extern void _nc_mvcur_wrap(void); -extern int _nc_mvcur_scrolln(int, int, int, int); + +extern int _nc_scrolln(int, int, int, int); + +extern void _nc_screen_init(void); +extern void _nc_screen_resume(void); +extern void _nc_screen_wrap(void); /* lib_mouse.c */ -extern void _nc_mouse_init(SCREEN *); -extern bool _nc_mouse_event(SCREEN *); -extern bool _nc_mouse_inline(SCREEN *); -extern bool _nc_mouse_parse(int); -extern void _nc_mouse_wrap(SCREEN *); -extern void _nc_mouse_resume(SCREEN *); -extern int _nc_max_click_interval; -extern int _nc_mouse_fd(void); +extern int _nc_has_mouse(void); + +/* safe_sprintf.c */ +extern char * _nc_printf_string(const char *fmt, va_list ap); + +/* softscroll.c */ +extern void _nc_setup_scroll(void); +extern void _nc_perform_scroll(void); + +/* tries.c */ +extern void _nc_add_to_try(struct tries **tree, char *str, unsigned short code); +extern char *_nc_expand_try(struct tries *tree, unsigned short code, size_t len); +extern int _nc_remove_key(struct tries **tree, unsigned short code); /* elsewhere ... */ extern WINDOW *_nc_makenew(int, int, int, int, int); +extern char *_nc_trace_buf(int, size_t); extern chtype _nc_background(WINDOW *); extern chtype _nc_render(WINDOW *, chtype); -extern char *_nc_trace_buf(int, size_t); -extern int _nc_initscr(void); extern int _nc_keypad(bool); extern int _nc_outch(int); extern int _nc_setupscreen(short, short const, FILE *); extern int _nc_timed_wait(int, int, int *); extern int _nc_waddch_nosync(WINDOW *, const chtype); -extern void _nc_backspace(WINDOW *win); -extern void _nc_do_color(int, int (*)(int)); -extern void _nc_freeall(void); +extern void _nc_do_color(int, bool, int (*)(int)); extern void _nc_free_and_exit(int); +extern void _nc_freeall(void); extern void _nc_freewin(WINDOW *win); -extern void _nc_get_screensize(void); extern void _nc_hash_map(void); extern void _nc_outstr(const char *str); extern void _nc_scroll_optimize(void); -extern void _nc_scroll_window(WINDOW *, int const, short const, short const); +extern void _nc_scroll_window(WINDOW *, int const, short const, short const, chtype); extern void _nc_set_buffer(FILE *ofp, bool buffered); extern void _nc_signal_handler(bool); extern void _nc_synchook(WINDOW *win); +#if USE_SIZECHANGE +extern void _nc_update_screensize(void); +#endif + /* * On systems with a broken linker, define 'SP' as a function to force the * linker to pull in the data-only module with 'SP'. @@ -503,16 +655,12 @@ extern SCREEN *_nc_screen(void); extern int _nc_alloc_screen(void); extern void _nc_set_screen(SCREEN *); #else +/* current screen is private data; avoid possible linking conflicts too */ extern SCREEN *SP; #define _nc_alloc_screen() ((SP = typeCalloc(SCREEN, 1)) != 0) #define _nc_set_screen(sp) SP = sp #endif -#if !HAVE_USLEEP -extern int _nc_usleep(unsigned int); -#define usleep(msecs) _nc_usleep(msecs) -#endif - /* * We don't want to use the lines or columns capabilities internally, * because if the application is running multiple screens under @@ -525,6 +673,17 @@ extern int _nc_usleep(unsigned int); extern int _nc_slk_format; /* != 0 if slk_init() called */ extern int _nc_slk_initialize(WINDOW *, int); +/* + * Some constants related to SLK's + */ +#define MAX_SKEY_OLD 8 /* count of soft keys */ +#define MAX_SKEY_LEN_OLD 8 /* max length of soft key text */ +#define MAX_SKEY_PC 12 /* This is what most PC's have */ +#define MAX_SKEY_LEN_PC 5 + +#define MAX_SKEY (SLK_STDFMT ? MAX_SKEY_OLD : MAX_SKEY_PC) +#define MAX_SKEY_LEN (SLK_STDFMT ? MAX_SKEY_LEN_OLD : MAX_SKEY_LEN_PC) + /* Macro to check whether or not we use a standard format */ #define SLK_STDFMT (_nc_slk_format < 3) /* Macro to determine height of label window */ @@ -532,10 +691,8 @@ extern int _nc_slk_initialize(WINDOW *, int); extern int _nc_ripoffline(int line, int (*init)(WINDOW *,int)); -#define UNINITIALISED ((struct tries * ) -1) - -extern bool _nc_idlok, _nc_idcok; - -extern WINDOWLIST *_nc_windows; +#ifdef __cplusplus +} +#endif #endif /* CURSES_PRIV_H */