X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftty%2Flib_vidattr.c;h=5d23e95651825506536cd2762d8d5b0bea69d642;hp=afcc79718cbd4ad5eed17415c850f3207ea374bb;hb=cf94c7485f7b40ff7870b5bf9a65e7ab87481a76;hpb=55ccd2b959766810cf7db8d1c4462f338ce0afc8 diff --git a/ncurses/tty/lib_vidattr.c b/ncurses/tty/lib_vidattr.c index afcc7971..5d23e956 100644 --- a/ncurses/tty/lib_vidattr.c +++ b/ncurses/tty/lib_vidattr.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. * + * Copyright (c) 1998-2009,2010 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 * @@ -29,7 +29,8 @@ /**************************************************************************** * Author: Zeyd M. Ben-Halim 1992,1995 * * and: Eric S. Raymond * - * and: Thomas E. Dickey 1996 on * + * and: Thomas E. Dickey 1996-on * + * and: Juergen Pfeifer 2009 * ****************************************************************************/ /* @@ -63,11 +64,16 @@ */ #include -#include -MODULE_ID("$Id: lib_vidattr.c,v 1.44 2005/01/22 22:15:44 tom Exp $") +#ifndef CUR +#define CUR SP_TERMTYPE +#endif + +MODULE_ID("$Id: lib_vidattr.c,v 1.60 2010/03/31 23:38:02 tom Exp $") -#define doPut(mode) TPUTS_TRACE(#mode); tputs(mode, 1, outc) +#define doPut(mode) \ + TPUTS_TRACE(#mode); \ + NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx mode, 1, outc) #define TurnOn(mask,mode) \ if ((turn_on & mask) && mode) { doPut(mode); } @@ -78,42 +84,87 @@ MODULE_ID("$Id: lib_vidattr.c,v 1.44 2005/01/22 22:15:44 tom Exp $") /* if there is no current screen, assume we *can* do color */ #define SetColorsIf(why,old_attr) \ if (can_color && (why)) { \ - int old_pair = PAIR_NUMBER(old_attr); \ + int old_pair = PairNumber(old_attr); \ TR(TRACE_ATTRS, ("old pair = %d -- new pair = %d", old_pair, pair)); \ if ((pair != old_pair) \ || (fix_pair0 && (pair == 0)) \ || (reverse ^ ((old_attr & A_REVERSE) != 0))) { \ - _nc_do_color(old_pair, pair, reverse, outc); \ + NCURSES_SP_NAME(_nc_do_color)(NCURSES_SP_ARGx \ + old_pair, pair, reverse, outc); \ } \ } +#define PreviousAttr _nc_prescreen.previous_attr + NCURSES_EXPORT(int) -vidputs(chtype newmode, int (*outc) (int)) +NCURSES_SP_NAME(vidputs) (NCURSES_SP_DCLx + chtype newmode, + NCURSES_SP_OUTC outc) { - static attr_t previous_attr = A_NORMAL; attr_t turn_on, turn_off; int pair; bool reverse = FALSE; - bool can_color = (SP == 0 || SP->_coloron); + bool can_color = (SP_PARM == 0 || SP_PARM->_coloron); #if NCURSES_EXT_FUNCS - bool fix_pair0 = (SP != 0 && SP->_coloron && !SP->_default_color); + bool fix_pair0 = (SP_PARM != 0 && SP_PARM->_coloron && !SP_PARM->_default_color); #else #define fix_pair0 FALSE #endif - T((T_CALLED("vidputs(%s)"), _traceattr(newmode))); + newmode &= A_ATTRIBUTES; - /* this allows us to go on whether or not newterm() has been called */ - if (SP) - previous_attr = AttrOf(SCREEN_ATTRS(SP)); + T((T_CALLED("vidputs(%p,%s)"), (void *) SP_PARM, _traceattr(newmode))); - TR(TRACE_ATTRS, ("previous attribute was %s", _traceattr(previous_attr))); + if (!IsTermInfo(SP_PARM)) + returnCode(ERR); -#if !USE_XMC_SUPPORT - if ((SP != 0) - && (magic_cookie_glitch > 0)) - newmode &= ~(SP->_xmc_suppress); + /* this allows us to go on whether or not newterm() has been called */ + if (SP_PARM) + PreviousAttr = AttrOf(SCREEN_ATTRS(SP_PARM)); + + TR(TRACE_ATTRS, ("previous attribute was %s", _traceattr(PreviousAttr))); + + if ((SP_PARM != 0) + && (magic_cookie_glitch > 0)) { +#if USE_XMC_SUPPORT + static const chtype table[] = + { + A_STANDOUT, + A_UNDERLINE, + A_REVERSE, + A_BLINK, + A_DIM, + A_BOLD, + A_INVIS, + A_PROTECT, + }; + unsigned n; + int used = 0; + int limit = (max_attributes <= 0) ? 1 : max_attributes; + chtype retain = 0; + + /* + * Limit the number of attribute bits set in the newmode according to + * the terminfo max_attributes value. + */ + for (n = 0; n < SIZEOF(table); ++n) { + if ((table[n] & SP_PARM->_ok_attributes) == 0) { + newmode &= ~table[n]; + } else if ((table[n] & newmode) != 0) { + if (used++ >= limit) { + newmode &= ~table[n]; + if (newmode == retain) + break; + } else { + retain = newmode; + } + } + } +#else + newmode &= ~(SP_PARM->_xmc_suppress); #endif + TR(TRACE_ATTRS, ("suppressed attribute is %s", _traceattr(newmode))); + } /* * If we have a terminal that cannot combine color with video @@ -147,76 +198,78 @@ vidputs(chtype newmode, int (*outc) (int)) newmode &= ~mask; } - if (newmode == previous_attr) + if (newmode == PreviousAttr) returnCode(OK); - pair = PAIR_NUMBER(newmode); + pair = PairNumber(newmode); if (reverse) { newmode &= ~A_REVERSE; } - turn_off = (~newmode & previous_attr) & ALL_BUT_COLOR; - turn_on = (newmode & ~previous_attr) & ALL_BUT_COLOR; + turn_off = (~newmode & PreviousAttr) & ALL_BUT_COLOR; + turn_on = (newmode & ~PreviousAttr) & ALL_BUT_COLOR; - SetColorsIf(((pair == 0) && !fix_pair0), previous_attr); + SetColorsIf(((pair == 0) && !fix_pair0), PreviousAttr); if (newmode == A_NORMAL) { - if ((previous_attr & A_ALTCHARSET) && exit_alt_charset_mode) { + if ((PreviousAttr & A_ALTCHARSET) && exit_alt_charset_mode) { doPut(exit_alt_charset_mode); - previous_attr &= ~A_ALTCHARSET; + PreviousAttr &= ~A_ALTCHARSET; } - if (previous_attr) { + if (PreviousAttr) { if (exit_attribute_mode) { doPut(exit_attribute_mode); } else { - if (!SP || SP->_use_rmul) { + if (!SP_PARM || SP_PARM->_use_rmul) { TurnOff(A_UNDERLINE, exit_underline_mode); } - if (!SP || SP->_use_rmso) { + if (!SP_PARM || SP_PARM->_use_rmso) { TurnOff(A_STANDOUT, exit_standout_mode); } } - previous_attr &= ALL_BUT_COLOR; + PreviousAttr &= ALL_BUT_COLOR; } - SetColorsIf((pair != 0) || fix_pair0, previous_attr); + SetColorsIf((pair != 0) || fix_pair0, PreviousAttr); } else if (set_attributes) { if (turn_on || turn_off) { TPUTS_TRACE("set_attributes"); - tputs(tparm(set_attributes, - (newmode & A_STANDOUT) != 0, - (newmode & A_UNDERLINE) != 0, - (newmode & A_REVERSE) != 0, - (newmode & A_BLINK) != 0, - (newmode & A_DIM) != 0, - (newmode & A_BOLD) != 0, - (newmode & A_INVIS) != 0, - (newmode & A_PROTECT) != 0, - (newmode & A_ALTCHARSET) != 0), 1, outc); - previous_attr &= ALL_BUT_COLOR; + NCURSES_SP_NAME(tputs) (NCURSES_SP_ARGx + tparm(set_attributes, + (newmode & A_STANDOUT) != 0, + (newmode & A_UNDERLINE) != 0, + (newmode & A_REVERSE) != 0, + (newmode & A_BLINK) != 0, + (newmode & A_DIM) != 0, + (newmode & A_BOLD) != 0, + (newmode & A_INVIS) != 0, + (newmode & A_PROTECT) != 0, + (newmode & A_ALTCHARSET) != 0), + 1, outc); + PreviousAttr &= ALL_BUT_COLOR; } - SetColorsIf((pair != 0) || fix_pair0, previous_attr); + SetColorsIf((pair != 0) || fix_pair0, PreviousAttr); } else { TR(TRACE_ATTRS, ("turning %s off", _traceattr(turn_off))); TurnOff(A_ALTCHARSET, exit_alt_charset_mode); - if (!SP || SP->_use_rmul) { + if (!SP_PARM || SP_PARM->_use_rmul) { TurnOff(A_UNDERLINE, exit_underline_mode); } - if (!SP || SP->_use_rmso) { + if (!SP_PARM || SP_PARM->_use_rmso) { TurnOff(A_STANDOUT, exit_standout_mode); } if (turn_off && exit_attribute_mode) { doPut(exit_attribute_mode); turn_on |= (newmode & ALL_BUT_COLOR); - previous_attr &= ALL_BUT_COLOR; + PreviousAttr &= ALL_BUT_COLOR; } - SetColorsIf((pair != 0) || fix_pair0, previous_attr); + SetColorsIf((pair != 0) || fix_pair0, PreviousAttr); TR(TRACE_ATTRS, ("turning %s on", _traceattr(turn_on))); /* *INDENT-OFF* */ @@ -244,28 +297,53 @@ vidputs(chtype newmode, int (*outc) (int)) if (reverse) newmode |= A_REVERSE; - if (SP) - SetAttr(SCREEN_ATTRS(SP), newmode); + if (SP_PARM) + SetAttr(SCREEN_ATTRS(SP_PARM), newmode); else - previous_attr = newmode; + PreviousAttr = newmode; returnCode(OK); } +#if NCURSES_SP_FUNCS NCURSES_EXPORT(int) -vidattr(chtype newmode) +vidputs(chtype newmode, NCURSES_OUTC outc) +{ + SetSafeOutcWrapper(outc); + return NCURSES_SP_NAME(vidputs) (CURRENT_SCREEN, + newmode, + _nc_outc_wrapper); +} +#endif + +NCURSES_EXPORT(int) +NCURSES_SP_NAME(vidattr) (NCURSES_SP_DCLx chtype newmode) { - T((T_CALLED("vidattr(%s)"), _traceattr(newmode))); + T((T_CALLED("vidattr(%p,%s)"), (void *) SP_PARM, _traceattr(newmode))); + returnCode(NCURSES_SP_NAME(vidputs) (NCURSES_SP_ARGx + newmode, + NCURSES_SP_NAME(_nc_outch))); +} - returnCode(vidputs(newmode, _nc_outch)); +#if NCURSES_SP_FUNCS +NCURSES_EXPORT(int) +vidattr(chtype newmode) +{ + return NCURSES_SP_NAME(vidattr) (CURRENT_SCREEN, newmode); } +#endif NCURSES_EXPORT(chtype) -termattrs(void) +NCURSES_SP_NAME(termattrs) (NCURSES_SP_DCL0) { chtype attrs = A_NORMAL; - T((T_CALLED("termattrs()"))); + T((T_CALLED("termattrs(%p)"), (void *) SP_PARM)); +#ifdef USE_TERM_DRIVER + if (HasTerminal(SP_PARM)) + attrs = CallDriver(SP_PARM, conattr); +#else + if (enter_alt_charset_mode) attrs |= A_ALTCHARSET; @@ -293,8 +371,17 @@ termattrs(void) if (enter_underline_mode) attrs |= A_UNDERLINE; - if (SP->_coloron) + if (SP_PARM->_coloron) attrs |= A_COLOR; - returnChar(attrs); +#endif + returnChtype(attrs); +} + +#if NCURSES_SP_FUNCS +NCURSES_EXPORT(chtype) +termattrs(void) +{ + return NCURSES_SP_NAME(termattrs) (CURRENT_SCREEN); } +#endif