X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=panel%2Fpanel.priv.h;h=ce4f98937fc91c7a5f6677d8cfdb29edf3e821f5;hp=80b1d8f9f27d639acd608ba55220e9395e85bb1c;hb=77afe78361875f531dc2bf8d73f2e781c8e76176;hpb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1 diff --git a/panel/panel.priv.h b/panel/panel.priv.h index 80b1d8f9..ce4f9893 100644 --- a/panel/panel.priv.h +++ b/panel/panel.priv.h @@ -1,7 +1,35 @@ -/* $Id: panel.priv.h,v 1.8 1997/10/21 10:19:37 juergen Exp $ */ - -#ifndef _PANEL_PRIV_H -#define _PANEL_PRIV_H +/**************************************************************************** + * Copyright (c) 1998-2008,2009 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: panel.priv.h,v 1.23 2009/04/11 20:33:55 tom Exp $ */ + +#ifndef NCURSES_PANEL_PRIV_H +#define NCURSES_PANEL_PRIV_H 1 #if HAVE_CONFIG_H # include @@ -11,51 +39,35 @@ #include #include -#if HAVE_LIBDMALLOC -# include /* Gray Watson's library */ -#endif - -#if HAVE_LIBDBMALLOC -# include /* Conor Cahill's library */ -#endif +struct screen; /* forward declaration */ -#include +#include "curses.priv.h" /* includes nc_panel.h */ #include "panel.h" -#if ( CC_HAS_INLINE_FUNCS && !defined(TRACE) ) -# define INLINE inline -#else -# define INLINE -#endif - -typedef struct panelcons -{ - struct panelcons *above; - struct panel *pan; -} PANELCONS; -#ifdef USE_RCS_IDS +#if USE_RCS_IDS # define MODULE_ID(id) static const char Ident[] = id; #else # define MODULE_ID(id) /*nothing*/ #endif -#define P_TOUCH (0) -#define P_UPDATE (1) #ifdef TRACE - extern const char *_nc_my_visbuf(const void *); + extern NCURSES_EXPORT(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 returnPanel(code) TRACE_RETURN(code,panel) + + extern NCURSES_EXPORT(PANEL *) _nc_retrace_panel (PANEL *); + extern NCURSES_EXPORT(void) _nc_dPanel (const char*, const PANEL*); + extern NCURSES_EXPORT(void) _nc_dStack (const char*, int, const PANEL*); + extern NCURSES_EXPORT(void) _nc_Wnoutrefresh (const PANEL*); + extern NCURSES_EXPORT(void) _nc_Touchpan (const PANEL*); + extern NCURSES_EXPORT(void) _nc_Touchline (const PANEL*, int, int); # define dBug(x) _tracef x # define dPanel(text,pan) _nc_dPanel(text,pan) @@ -64,6 +76,7 @@ typedef struct panelcons # define Touchpan(pan) _nc_Touchpan(pan) # define Touchline(pan,start,count) _nc_Touchline(pan,start,count) #else /* !TRACE */ +# define returnPanel(code) return code # define dBug(x) # define dPanel(text,pan) # define dStack(fmt,num,pan) @@ -72,14 +85,130 @@ typedef struct panelcons # 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 +#if NCURSES_SP_FUNCS +#define GetScreenHook(sp) \ + struct panelhook* ph = NCURSES_SP_NAME(_nc_panelhook)(sp) +#define GetPanelHook(pan) \ + GetScreenHook(_nc_screen_of((pan)->win)) +#define GetWindowHook(win) \ + SCREEN* sp = _nc_screen_of(win); \ + GetScreenHook(sp) +#define GetHook(pan) SCREEN* sp = _nc_screen_of(pan->win); \ + GetScreenHook(sp) + +#define _nc_stdscr_pseudo_panel ((ph)->stdscr_pseudo_panel) +#define _nc_top_panel ((ph)->top_panel) +#define _nc_bottom_panel ((ph)->bottom_panel) + +#else /* !NCURSES_SP_FUNCS */ -extern void _nc_panel_link_bottom(PANEL*); -extern bool _nc_panel_is_linked(const PANEL*); -extern void _nc_calculate_obscure(void); -extern void _nc_free_obscure(PANEL*); -extern void _nc_override(const PANEL*,int); +#define GetScreenHook(sp) /* nothing */ +#define GetPanelHook(pan) /* nothing */ +#define GetWindowHook(win) /* nothing */ +#define GetHook(pan) /* nothing */ + +#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 + +#endif /* NCURSES_SP_FUNCS */ + +#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) != (PANEL*)0) && ((p) == _nc_bottom_panel)) + +/*+------------------------------------------------------------------------- + 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)\ +{ PANEL* pan2 = ((panstart) ? (panstart) : _nc_bottom_panel);\ + 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)) {\ + Touchpan(pan);\ + PANEL_UPDATE(pan,(PANEL*)0);\ + PANEL_UNLINK(pan,err);\ + } \ + else {\ + err = err_if_unlinked;\ + } + +#if NCURSES_SP_FUNCS +/* These may become later renamed and part of panel.h and the public API */ +extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_update_panels)(SCREEN*); +#endif -#endif /* _PANEL_PRIV_H */ +#endif /* NCURSES_PANEL_PRIV_H */