diff options
Diffstat (limited to 'ncurses-5.2/panel/panel.priv.h')
-rw-r--r-- | ncurses-5.2/panel/panel.priv.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/ncurses-5.2/panel/panel.priv.h b/ncurses-5.2/panel/panel.priv.h new file mode 100644 index 0000000..6b448e4 --- /dev/null +++ b/ncurses-5.2/panel/panel.priv.h @@ -0,0 +1,203 @@ +/**************************************************************************** + * Copyright (c) 2000 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. * + ****************************************************************************/ + +/* $Id$ */ + +#ifndef _PANEL_PRIV_H +#define _PANEL_PRIV_H + +#if HAVE_CONFIG_H +# include <ncurses_cfg.h> +#endif + +#include <stdlib.h> +#include <string.h> +#include <assert.h> + +#if HAVE_LIBDMALLOC +# include <dmalloc.h> /* Gray Watson's library */ +#endif + +#if HAVE_LIBDBMALLOC +# include <dbmalloc.h> /* Conor Cahill's library */ +#endif + +#include <nc_panel.h> +#include "panel.h" + +#if ( CC_HAS_INLINE_FUNCS && !defined(TRACE) ) +# define INLINE inline +#else +# define INLINE +#endif + +#if USE_RCS_IDS +# define MODULE_ID(id) static const char Ident[] = id; +#else +# define MODULE_ID(id) /*nothing*/ +#endif + + +#ifdef TRACE + extern const char *_nc_my_visbuf(const void *); +# ifdef TRACE_TXT +# define USER_PTR(ptr) _nc_visbuf((const char *)ptr) +# else +# define USER_PTR(ptr) _nc_my_visbuf((const char *)ptr) +# endif + + extern void _nc_dPanel(const char*, const PANEL*); + extern void _nc_dStack(const char*, int, const PANEL*); + extern void _nc_Wnoutrefresh(const PANEL*); + extern void _nc_Touchpan(const PANEL*); + extern void _nc_Touchline(const PANEL*, int, int); + +# define dBug(x) _tracef x +# define dPanel(text,pan) _nc_dPanel(text,pan) +# define dStack(fmt,num,pan) _nc_dStack(fmt,num,pan) +# define Wnoutrefresh(pan) _nc_Wnoutrefresh(pan) +# define Touchpan(pan) _nc_Touchpan(pan) +# define Touchline(pan,start,count) _nc_Touchline(pan,start,count) +#else /* !TRACE */ +# define dBug(x) +# define dPanel(text,pan) +# define dStack(fmt,num,pan) +# define Wnoutrefresh(pan) wnoutrefresh((pan)->win) +# define Touchpan(pan) touchwin((pan)->win) +# define Touchline(pan,start,count) touchline((pan)->win,start,count) +#endif + +#define _nc_stdscr_pseudo_panel _nc_panelhook()->stdscr_pseudo_panel +#define _nc_top_panel _nc_panelhook()->top_panel +#define _nc_bottom_panel _nc_panelhook()->bottom_panel + +#define EMPTY_STACK() (_nc_top_panel==_nc_bottom_panel) +#define Is_Bottom(p) (((p)!=(PANEL*)0) && !EMPTY_STACK() && (_nc_bottom_panel->above==(p))) +#define Is_Top(p) (((p)!=(PANEL*)0) && !EMPTY_STACK() && (_nc_top_panel==(p))) +#define Is_Pseudo(p) ((p) && ((p)==_nc_bottom_panel)) + +/* borrowed from curses.priv.h */ +#define CHANGED_RANGE(line,start,end) \ + if (line->firstchar == _NOCHANGE \ + || line->firstchar > (start)) \ + line->firstchar = start; \ + if (line->lastchar == _NOCHANGE \ + || line->lastchar < (end)) \ + line->lastchar = end + +/*+------------------------------------------------------------------------- + IS_LINKED(pan) - check to see if panel is in the stack +--------------------------------------------------------------------------*/ +/* This works! The only case where it would fail is, when the list has + only one element. But this could only be the pseudo panel at the bottom */ +#define IS_LINKED(p) (((p)->above || (p)->below ||((p)==_nc_bottom_panel)) ? TRUE : FALSE) + +#define PSTARTX(pan) ((pan)->win->_begx) +#define PENDX(pan) ((pan)->win->_begx + getmaxx((pan)->win) - 1) +#define PSTARTY(pan) ((pan)->win->_begy) +#define PENDY(pan) ((pan)->win->_begy + getmaxy((pan)->win) - 1) + +/*+------------------------------------------------------------------------- + PANELS_OVERLAPPED(pan1,pan2) - check panel overlapped +---------------------------------------------------------------------------*/ +#define PANELS_OVERLAPPED(pan1,pan2) \ +(( !(pan1) || !(pan2) || \ + PSTARTY(pan1) > PENDY(pan2) || PENDY(pan1) < PSTARTY(pan2) ||\ + PSTARTX(pan1) > PENDX(pan2) || PENDX(pan1) < PSTARTX(pan2) ) \ + ? FALSE : TRUE) + + +/*+------------------------------------------------------------------------- + Compute the intersection rectangle of two overlapping rectangles +---------------------------------------------------------------------------*/ +#define COMPUTE_INTERSECTION(pan1,pan2,ix1,ix2,iy1,iy2)\ + ix1 = (PSTARTX(pan1) < PSTARTX(pan2)) ? PSTARTX(pan2) : PSTARTX(pan1);\ + ix2 = (PENDX(pan1) < PENDX(pan2)) ? PENDX(pan1) : PENDX(pan2);\ + iy1 = (PSTARTY(pan1) < PSTARTY(pan2)) ? PSTARTY(pan2) : PSTARTY(pan1);\ + iy2 = (PENDY(pan1) < PENDY(pan2)) ? PENDY(pan1) : PENDY(pan2);\ + assert((ix1<=ix2) && (iy1<=iy2));\ + + +/*+------------------------------------------------------------------------- + Walk through the panel stack starting at the given location and + check for intersections; overlapping panels are "touched", so they + are incrementally overwriting cells that should be hidden. + If the "touch" flag is set, the panel gets touched before it is + updated. +---------------------------------------------------------------------------*/ +#define PANEL_UPDATE(pan,panstart,touch)\ +{ PANEL* pan2 = ((panstart) ? (panstart) : _nc_bottom_panel);\ + if (touch)\ + Touchpan(pan);\ + while(pan2) {\ + if ((pan2 != pan) && PANELS_OVERLAPPED(pan,pan2)) {\ + int y,ix1,ix2,iy1,iy2;\ + COMPUTE_INTERSECTION(pan,pan2,ix1,ix2,iy1,iy2);\ + for(y = iy1; y <= iy2; y++) {\ + if (is_linetouched(pan->win,y - PSTARTY(pan))) {\ + struct ldat* line = &(pan2->win->_line[y - PSTARTY(pan2)]);\ + CHANGED_RANGE(line,ix1-PSTARTX(pan2),ix2-PSTARTX(pan2));\ + }\ + }\ + }\ + pan2 = pan2->above;\ + }\ +} + +/*+------------------------------------------------------------------------- + Remove panel from stack. +---------------------------------------------------------------------------*/ +#define PANEL_UNLINK(pan,err) \ +{ err = ERR;\ + if (pan) {\ + if (IS_LINKED(pan)) {\ + if ((pan)->below)\ + (pan)->below->above = (pan)->above;\ + if ((pan)->above)\ + (pan)->above->below = (pan)->below;\ + if ((pan) == _nc_bottom_panel) \ + _nc_bottom_panel = (pan)->above;\ + if ((pan) == _nc_top_panel) \ + _nc_top_panel = (pan)->below;\ + err = OK;\ + }\ + (pan)->above = (pan)->below = (PANEL*)0;\ + }\ +} + +#define HIDE_PANEL(pan,err,err_if_unlinked)\ + if (IS_LINKED(pan)) {\ + PANEL_UPDATE(pan,(PANEL*)0,TRUE);\ + PANEL_UNLINK(pan,err);\ + } \ + else {\ + if (err_if_unlinked)\ + err = ERR;\ + } + +#endif /* _PANEL_PRIV_H */ |