138 lines
5.2 KiB
C
138 lines
5.2 KiB
C
/* $NetBSD: curses_private.h,v 1.3 2000/04/14 17:35:14 jdc Exp $ */
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/*-
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* Copyright (c) 1998-2000 Brett Lymn
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* (blymn@baea.com.au, brett_lymn@yahoo.com.au)
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* All rights reserved.
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*
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* This code has been donated to The NetBSD Foundation by the Author.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software withough specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*
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*/
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/* Private structure definitions for curses. */
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/*
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* A window an array of __LINE structures pointed to by the 'lines' pointer.
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* A line is an array of __LDATA structures pointed to by the 'line' pointer.
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*
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* IMPORTANT: the __LDATA structure must NOT induce any padding, so if new
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* fields are added -- padding fields with *constant values* should ensure
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* that the compiler will not generate any padding when storing an array of
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* __LDATA structures. This is to enable consistent use of memcmp, and memcpy
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* for comparing and copying arrays.
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*/
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struct __ldata {
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wchar_t ch; /* Character */
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attr_t attr; /* Attributes */
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};
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#define __LDATASIZE (sizeof(__LDATA))
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struct __line {
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#define __ISDIRTY 0x01 /* Line is dirty. */
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#define __ISPASTEOL 0x02 /* Cursor is past end of line */
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#define __FORCEPAINT 0x04 /* Force a repaint of the line */
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unsigned int flags;
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unsigned int hash; /* Hash value for the line. */
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int *firstchp, *lastchp; /* First and last chngd columns ptrs */
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int firstch, lastch; /* First and last changed columns. */
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__LDATA *line; /* Pointer to the line text. */
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};
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struct __window { /* Window structure. */
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struct __window *nextp, *orig; /* Subwindows list and parent. */
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int begy, begx; /* Window home. */
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int cury, curx; /* Current x, y coordinates. */
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int maxy, maxx; /* Maximum values for curx, cury. */
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short ch_off; /* x offset for firstch/lastch. */
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__LINE **lines; /* Array of pointers to the lines */
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__LINE *lspace; /* line space (for cleanup) */
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__LDATA *wspace; /* window space (for cleanup) */
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#define __ENDLINE 0x00000001 /* End of screen. */
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#define __FLUSH 0x00000002 /* Fflush(stdout) after refresh. */
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#define __FULLWIN 0x00000004 /* Window is a screen. */
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#define __IDLINE 0x00000008 /* Insert/delete sequences. */
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#define __SCROLLWIN 0x00000010 /* Last char will scroll window. */
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#define __SCROLLOK 0x00000020 /* Scrolling ok. */
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#define __CLEAROK 0x00000040 /* Clear on next refresh. */
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#define __LEAVEOK 0x00000100 /* If cursor left */
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#define __KEYPAD 0x00010000 /* If interpreting keypad codes */
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#define __NOTIMEOUT 0x00020000 /* Wait indefinitely for func keys */
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unsigned int flags;
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int delay; /* delay for getch() */
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attr_t wattr; /* Character attributes */
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wchar_t bchar; /* Background character */
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attr_t battr; /* Background attributes */
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};
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struct __winlist {
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struct __window *winp; /* The window. */
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struct __winlist *nextp; /* Next window. */
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};
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/* Private functions. */
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#ifdef DEBUG
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void __CTRACE __P((const char *, ...));
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#endif
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int __delay __P((void));
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unsigned int __hash __P((char *, int));
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void __id_subwins __P((WINDOW *));
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void __init_getch __P((char *));
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void __init_acs __P((void));
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char *__longname __P((char *, char *)); /* Original BSD version */
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int __mvcur __P((int, int, int, int, int));
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int __nodelay __P((void));
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int __notimeout __P((void));
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char *__parse_cap __P((const char *, ...));
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void __restartwin __P((void));
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void __restore_colors __P((void));
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void __restore_termios __P((void));
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void __restore_stophandler __P((void));
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void __save_termios __P((void));
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void __set_color __P((attr_t));
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void __set_stophandler __P((void));
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void __set_subwin __P((WINDOW *, WINDOW *));
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void __startwin __P((void));
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void __stop_signal_handler __P((int));
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int __stopwin __P((void));
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void __swflags __P((WINDOW *));
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int __timeout __P((int));
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int __touchline __P((WINDOW *, int, int, int, int));
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int __touchwin __P((WINDOW *));
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char *__tscroll __P((const char *, int, int));
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int __waddch __P((WINDOW *, __LDATA *));
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/* Private #defines. */
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#define min(a,b) (a < b ? a : b)
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#define max(a,b) (a > b ? a : b)
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/* Private externs. */
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extern int __echoit;
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extern int __endwin;
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extern int __pfast;
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extern int __rawmode;
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extern int __noqch;
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extern attr_t __nca;
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extern struct __winlist *__winlistp;
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