コード例 #1
0
ファイル: lib_cchar.c プロジェクト: BackupTheBerlios/texlive
getcchar(const cchar_t * wcval, wchar_t * wch, attr_t * attrs,
	 short *color_pair, void *opts)
{
    wchar_t *wp;
    int len;
    int code = ERR;

    TR(TRACE_CCALLS, (T_CALLED("getcchar(%p,%p,%p,%p,%p)"),
		      wcval, wch, attrs, color_pair, opts));

    if (opts == NULL) {
	len = (wp = wmemchr(wcval->chars, L'\0', CCHARW_MAX))
	    ? wp - wcval->chars
	    : CCHARW_MAX;

	if (wch == NULL) {
	    code = len;
	} else if (len >= 0) {
	    *attrs = AttrOf(*wcval);
	    *color_pair = AttrOf(*wcval) & A_COLOR;
	    wmemcpy(wch, wcval->chars, (unsigned) len);
	    wch[len] = L'\0';
	    code = OK;
	}
    }

    TR(TRACE_CCALLS, (T_RETURN("%d"), code));
    return (code);
}
コード例 #2
0
ファイル: lib_bkgd.c プロジェクト: isaacs/node-ncurses
static NCURSES_INLINE void
#endif
wbkgrndset(WINDOW *win, const ARG_CH_T ch)
{
    T((T_CALLED("wbkgdset(%p,%s)"), (void *) win, _tracech_t(ch)));

    if (win) {
	attr_t off = AttrOf(win->_nc_bkgd);
	attr_t on = AttrOf(CHDEREF(ch));

	toggle_attr_off(WINDOW_ATTRS(win), off);
	toggle_attr_on(WINDOW_ATTRS(win), on);

#if NCURSES_EXT_COLORS
	{
	    int pair;

	    if ((pair = GetPair(win->_nc_bkgd)) != 0)
		SET_WINDOW_PAIR(win, 0);
	    if ((pair = GetPair(CHDEREF(ch))) != 0)
		SET_WINDOW_PAIR(win, pair);
	}
#endif

	if (CharOf(CHDEREF(ch)) == L('\0')) {
	    SetChar(win->_nc_bkgd, BLANK_TEXT, AttrOf(CHDEREF(ch)));
	    if_EXT_COLORS(SetPair(win->_nc_bkgd, GetPair(CHDEREF(ch))));
	} else {
	    win->_nc_bkgd = CHDEREF(ch);
	}
#if USE_WIDEC_SUPPORT
	/*
	 * If we're compiled for wide-character support, _bkgrnd is the
	 * preferred location for the background information since it stores
	 * more than _bkgd.  Update _bkgd each time we modify _bkgrnd, so the
	 * macro getbkgd() will work.
	 */
	{
	    cchar_t wch;
	    int tmp;

	    (void) wgetbkgrnd(win, &wch);
	    tmp = _nc_to_char((wint_t) CharOf(wch));

	    win->_bkgd = (((tmp == EOF) ? ' ' : (chtype) tmp)
			  | (AttrOf(wch) & ALL_BUT_COLOR)
			  | ColorPair(GET_WINDOW_PAIR(win)));
	}
#endif
    }
    returnVoid;
}
コード例 #3
0
ファイル: lib_bkgd.c プロジェクト: isaacs/node-ncurses
static NCURSES_INLINE int
#undef wbkgrnd
#endif
wbkgrnd(WINDOW *win, const ARG_CH_T ch)
{
    int code = ERR;
    int x, y;
    NCURSES_CH_T new_bkgd = CHDEREF(ch);

    T((T_CALLED("wbkgd(%p,%s)"), (void *) win, _tracech_t(ch)));

    if (win) {
	NCURSES_CH_T old_bkgrnd;
	wgetbkgrnd(win, &old_bkgrnd);

	(void) wbkgrndset(win, CHREF(new_bkgd));
	(void) wattrset(win, AttrOf(win->_nc_bkgd));

	for (y = 0; y <= win->_maxy; y++) {
	    for (x = 0; x <= win->_maxx; x++) {
		if (CharEq(win->_line[y].text[x], old_bkgrnd)) {
		    win->_line[y].text[x] = win->_nc_bkgd;
		} else {
		    NCURSES_CH_T wch = win->_line[y].text[x];
		    RemAttr(wch, (~(A_ALTCHARSET | A_CHARTEXT)));
		    win->_line[y].text[x] = _nc_render(win, wch);
		}
	    }
	}
	touchwin(win);
	_nc_synchook(win);
	code = OK;
    }
    returnCode(code);
}
コード例 #4
0
ファイル: lib_box.c プロジェクト: tizenorg/external.ncurses
static NCURSES_INLINE chtype
_my_render(WINDOW *win, chtype ch)
{
    NCURSES_CH_T wch;
    SetChar2(wch, ch);
    wch = _nc_render(win, wch);
    return CharOf(wch) | AttrOf(wch);
}
コード例 #5
0
static NCURSES_INLINE NCURSES_CH_T
render_char(WINDOW *win, NCURSES_CH_T ch)
/* compute a rendition of the given char correct for the current context */
{
    attr_t a = WINDOW_ATTRS(win);
    int pair = GetPair(ch);

    if (ISBLANK(ch)
	&& AttrOf(ch) == A_NORMAL
	&& pair == 0) {
	/* color/pair in attrs has precedence over bkgrnd */
	ch = win->_nc_bkgd;
	SetAttr(ch, a | AttrOf(win->_nc_bkgd));
	if ((pair = GET_WINDOW_PAIR(win)) == 0)
	    pair = GetPair(win->_nc_bkgd);
	SetPair(ch, pair);
    } else {
	/* color in attrs has precedence over bkgrnd */
	a |= AttrOf(win->_nc_bkgd) & COLOR_MASK(a);
	/* color in ch has precedence */
	if (pair == 0) {
	    if ((pair = GET_WINDOW_PAIR(win)) == 0)
		pair = GetPair(win->_nc_bkgd);
	}
#if 0
	if (pair > 255) {
	    NCURSES_CH_T fixme = ch;
	    SetPair(fixme, pair);
	}
#endif
	AddAttr(ch, (a & COLOR_MASK(AttrOf(ch))));
	SetPair(ch, pair);
    }

    TR(TRACE_VIRTPUT,
       ("render_char bkg %s (%d), attrs %s (%d) -> ch %s (%d)",
	_tracech_t2(1, CHREF(win->_nc_bkgd)),
	GetPair(win->_nc_bkgd),
	_traceattr(WINDOW_ATTRS(win)),
	GET_WINDOW_PAIR(win),
	_tracech_t2(3, CHREF(ch)),
	GetPair(ch)));

    return (ch);
}
コード例 #6
0
ファイル: lib_winch.c プロジェクト: Brainiarc7/ralink_sdk
winch(WINDOW *win)
{
    T((T_CALLED("winch(%p)"), win));
    if (win != 0) {
	returnChar(CharOf(win->_line[win->_cury].text[win->_curx]) |
		   AttrOf(win->_line[win->_cury].text[win->_curx]));
    } else {
	returnChar(0);
    }
}
コード例 #7
0
ファイル: lib_slkattr.c プロジェクト: 010001111/darling
slk_attr(void)
{
    T((T_CALLED("slk_attr()")));

    if (SP != 0 && SP->_slk != 0) {
	attr_t result = AttrOf(SP->_slk->attr) & ALL_BUT_COLOR;
	int pair = GetPair(SP->_slk->attr);

	result |= COLOR_PAIR(pair);
	returnAttr(result);
    } else
	returnAttr(0);
}
コード例 #8
0
ファイル: lib_addch.c プロジェクト: Scarletts/LiteBSD
_nc_build_wch(WINDOW *win, ARG_CH_T ch)
{
    char *buffer = WINDOW_EXT(win, addch_work);
    int len;
    int x = win->_curx;
    int y = win->_cury;
    mbstate_t state;
    wchar_t result;

    if ((WINDOW_EXT(win, addch_used) != 0) &&
	(WINDOW_EXT(win, addch_x) != x ||
	 WINDOW_EXT(win, addch_y) != y)) {
	/* discard the incomplete multibyte character */
	WINDOW_EXT(win, addch_used) = 0;
	TR(TRACE_VIRTPUT,
	   ("Alert discarded multibyte on move (%d,%d) -> (%d,%d)",
	    WINDOW_EXT(win, addch_y), WINDOW_EXT(win, addch_x),
	    y, x));
    }
    WINDOW_EXT(win, addch_x) = x;
    WINDOW_EXT(win, addch_y) = y;

    init_mb(state);
    buffer[WINDOW_EXT(win, addch_used)] = (char) CharOf(CHDEREF(ch));
    WINDOW_EXT(win, addch_used) += 1;
    buffer[WINDOW_EXT(win, addch_used)] = '\0';
    if ((len = (int) mbrtowc(&result,
			     buffer,
			     (size_t) WINDOW_EXT(win, addch_used),
			     &state)) > 0) {
	attr_t attrs = AttrOf(CHDEREF(ch));
	if_EXT_COLORS(int pair = GetPair(CHDEREF(ch)));
	SetChar(CHDEREF(ch), result, attrs);
	if_EXT_COLORS(SetPair(CHDEREF(ch), pair));
	WINDOW_EXT(win, addch_used) = 0;
    } else if (len == -1) {
	/*
	 * An error occurred.  We could either discard everything,
	 * or assume that the error was in the previous input.
	 * Try the latter.
	 */
	TR(TRACE_VIRTPUT, ("Alert! mbrtowc returns error"));
	/* handle this with unctrl() */
	WINDOW_EXT(win, addch_used) = 0;
    }
    return len;
}
コード例 #9
0
ファイル: lib_slkrefr.c プロジェクト: sofuture/bitrig
/*
 * Write the soft labels to the soft-key window.
 */
static void
slk_intern_refresh(SLK * slk)
{
    int i;
    int fmt = SP->slk_format;

    for (i = 0; i < slk->labcnt; i++) {
        if (slk->dirty || slk->ent[i].dirty) {
            if (slk->ent[i].visible) {
                if (num_labels > 0 && SLK_STDFMT(fmt)) {
                    if (i < num_labels) {
                        TPUTS_TRACE("plab_norm");
                        putp(TPARM_2(plab_norm, i + 1, slk->ent[i].form_text));
                    }
                } else {
                    if (fmt == 4)
                        slk_paint_info(slk->win);
                    wmove(slk->win, SLK_LINES(fmt) - 1, slk->ent[i].ent_x);
                    if (SP->_slk) {
                        wattrset(slk->win, AttrOf(SP->_slk->attr));
                    }
                    waddstr(slk->win, slk->ent[i].form_text);
                    /* if we simulate SLK's, it's looking much more
                       natural to use the current ATTRIBUTE also
                       for the label window */
                    wattrset(slk->win, WINDOW_ATTRS(stdscr));
                }
            }
            slk->ent[i].dirty = FALSE;
        }
    }
    slk->dirty = FALSE;

    if (num_labels > 0) {
        if (slk->hidden) {
            TPUTS_TRACE("label_off");
            putp(label_off);
        } else {
            TPUTS_TRACE("label_on");
            putp(label_on);
        }
    }
}
コード例 #10
0
ファイル: lib_inchstr.c プロジェクト: 2015520/SequoiaDB
winchnstr(WINDOW *win, chtype *str, int n)
{
    int i = 0;

    T((T_CALLED("winchnstr(%p,%p,%d)"), (void *) win, (void *) str, n));

    if (!str)
	returnCode(0);

    if (win) {
	for (; (n < 0 || (i < n)) && (win->_curx + i <= win->_maxx); i++)
	    str[i] =
		(chtype) CharOf(win->_line[win->_cury].text[win->_curx + i]) |
		AttrOf(win->_line[win->_cury].text[win->_curx + i]);
    }
    str[i] = (chtype) 0;

    returnCode(i);
}
コード例 #11
0
getcchar(const cchar_t *wcval,
	 wchar_t *wch,
	 attr_t *attrs,
	 short *color_pair,
	 void *opts)
{
    wchar_t *wp;
    int len;
    int code = ERR;

    TR(TRACE_CCALLS, (T_CALLED("getcchar(%p,%p,%p,%p,%p)"),
		      (const void *) wcval,
		      (void *) wch,
		      (void *) attrs,
		      (void *) color_pair,
		      opts));

    if (opts == NULL) {
	len = ((wp = wmemchr(wcval->chars, L'\0', CCHARW_MAX))
	       ? (int) (wp - wcval->chars)
	       : CCHARW_MAX);

	if (wch == NULL) {
	    /*
	     * If the value is a null, set the length to 1.
	     * If the value is not a null, return the length plus 1 for null.
	     */
	    code = (len < CCHARW_MAX) ? (len + 1) : CCHARW_MAX;
	} else if (attrs == 0 || color_pair == 0) {
	    code = ERR;
	} else if (len >= 0) {
	    *attrs = AttrOf(*wcval) & A_ATTRIBUTES;
	    *color_pair = (short) GetPair(*wcval);
	    wmemcpy(wch, wcval->chars, (unsigned) len);
	    wch[len] = L'\0';
	    code = OK;
	}
    }

    TR(TRACE_CCALLS, (T_RETURN("%d"), code));
    return (code);
}
コード例 #12
0
_tracedump(const char *name, WINDOW *win)
{
    static char *buf = 0;
    static size_t used = 0;

    int i, j, n, width;

    /* compute narrowest possible display width */
    for (width = i = 0; i <= win->_maxy; ++i) {
	n = 0;
	for (j = 0; j <= win->_maxx; ++j)
	    if (CharOf(win->_line[i].text[j]) != L(' ')
		|| AttrOf(win->_line[i].text[j]) != A_NORMAL)
		n = j;

	if (n > width)
	    width = n;
    }
    if (width < win->_maxx)
	++width;
    if (++width + 1 > (int) used) {
	used = 2 * (width + 1);
	buf = typeRealloc(char, used, buf);
    }
コード例 #13
0
_tracedump(const char *name, WINDOW *win)
{
    int i, j, n, width;

    /* compute narrowest possible display width */
    for (width = i = 0; i <= win->_maxy; ++i) {
	n = 0;
	for (j = 0; j <= win->_maxx; ++j) {
	    if (CharOf(win->_line[i].text[j]) != L(' ')
		|| AttrOf(win->_line[i].text[j]) != A_NORMAL
		|| GetPair(win->_line[i].text[j]) != 0) {
		n = j;
	    }
	}

	if (n > width)
	    width = n;
    }
    if (width < win->_maxx)
	++width;
    if (++width + 1 > (int) my_length) {
	my_length = 2 * (width + 1);
	my_buffer = typeRealloc(char, my_length, my_buffer);
    }
コード例 #14
0
ファイル: lib_traceatr.c プロジェクト: mitchelhaan/ncurses
char *_tracechtype2(int bufnum, chtype ch)
{
char	*buf = _nc_trace_buf(bufnum, BUFSIZ);
char	*found = 0;

    strcpy(buf, "{");
    if (ch & A_ALTCHARSET)
    {
	char	*cp;
	static const	struct {unsigned int val; const char *name;}
	names[] =
	{
	    {'l', "ACS_ULCORNER"},	/* upper left corner */
	    {'m', "ACS_LLCORNER"},	/* lower left corner */
	    {'k', "ACS_URCORNER"},	/* upper right corner */
	    {'j', "ACS_LRCORNER"},	/* lower right corner */
	    {'t', "ACS_LTEE"},		/* tee pointing right */
	    {'u', "ACS_RTEE"},		/* tee pointing left */
	    {'v', "ACS_BTEE"},		/* tee pointing up */
	    {'w', "ACS_TTEE"},		/* tee pointing down */
	    {'q', "ACS_HLINE"},		/* horizontal line */
	    {'x', "ACS_VLINE"},		/* vertical line */
	    {'n', "ACS_PLUS"},		/* large plus or crossover */
	    {'o', "ACS_S1"},		/* scan line 1 */
	    {'s', "ACS_S9"},		/* scan line 9 */
	    {'`', "ACS_DIAMOND"},	/* diamond */
	    {'a', "ACS_CKBOARD"},	/* checker board (stipple) */
	    {'f', "ACS_DEGREE"},	/* degree symbol */
	    {'g', "ACS_PLMINUS"},	/* plus/minus */
	    {'~', "ACS_BULLET"},	/* bullet */
	    {',', "ACS_LARROW"},	/* arrow pointing left */
	    {'+', "ACS_RARROW"},	/* arrow pointing right */
	    {'.', "ACS_DARROW"},	/* arrow pointing down */
	    {'-', "ACS_UARROW"},	/* arrow pointing up */
	    {'h', "ACS_BOARD"},		/* board of squares */
	    {'i', "ACS_LANTERN"},	/* lantern symbol */
	    {'0', "ACS_BLOCK"},		/* solid square block */
	    {'p', "ACS_S3"},		/* scan line 3 */
	    {'r', "ACS_S7"},		/* scan line 7 */
	    {'y', "ACS_LEQUAL"},	/* less/equal */
	    {'z', "ACS_GEQUAL"},	/* greater/equal */
	    {'{', "ACS_PI"},		/* Pi */
	    {'|', "ACS_NEQUAL"},	/* not equal */
	    {'}', "ACS_STERLING"},	/* UK pound sign */
	    {'\0',(char *)0}
	},
	*sp;

	for (cp = acs_chars; cp[0] && cp[1]; cp += 2)
	{
	    if (TextOf(cp[1]) == TextOf(ch))
	    {
		found = cp;
		/* don't exit from loop - there may be redefinitions */
	    }
	}

	if (found != 0)
	{
	    ch = TextOf(*found);
	    for (sp = names; sp->val; sp++)
		if (sp->val == ch)
		{
		    (void) strcat(buf, sp->name);
		    ch &= ~A_ALTCHARSET;
		    break;
		}
	}
    }

    if (found == 0)
	(void) strcat(buf, _tracechar(TextOf(ch)));

    if (AttrOf(ch) != A_NORMAL)
	(void) sprintf(buf + strlen(buf), " | %s", _traceattr2(bufnum+20,AttrOf(ch)));

    strcat(buf, "}");
    return(buf);
}
コード例 #15
0
static NCURSES_INLINE int
wadd_wch_nosync(WINDOW *win, cchar_t ch)
/* the workhorse function -- add a character to the given window */
{
    NCURSES_SIZE_T x, y;
    wchar_t *s;
    int tabsize = 8;
#if USE_REENTRANT
    SCREEN *sp = _nc_screen_of(win);
#endif

    /*
     * If we are using the alternate character set, forget about locale.
     * Otherwise, if the locale claims the code is printable, treat it that
     * way.
     */
    if ((AttrOf(ch) & A_ALTCHARSET)
	|| iswprint((wint_t) CharOf(ch)))
	return wadd_wch_literal(win, ch);

    /*
     * Handle carriage control and other codes that are not printable, or are
     * known to expand to more than one character according to unctrl().
     */
    x = win->_curx;
    y = win->_cury;

    switch (CharOf(ch)) {
    case '\t':
#if USE_REENTRANT
	tabsize = *ptrTabsize(sp);
#else
	tabsize = TABSIZE;
#endif
	x = (NCURSES_SIZE_T) (x + (tabsize - (x % tabsize)));
	/*
	 * Space-fill the tab on the bottom line so that we'll get the
	 * "correct" cursor position.
	 */
	if ((!win->_scroll && (y == win->_regbottom))
	    || (x <= win->_maxx)) {
	    cchar_t blank = blankchar;
	    AddAttr(blank, AttrOf(ch));
	    while (win->_curx < x) {
		if (wadd_wch_literal(win, blank) == ERR)
		    return (ERR);
	    }
	    break;
	} else {
	    wclrtoeol(win);
	    win->_flags |= _WRAPPED;
	    if (newline_forces_scroll(win, &y)) {
		x = win->_maxx;
		if (win->_scroll) {
		    scroll(win);
		    x = 0;
		}
	    } else {
		x = 0;
	    }
	}
	break;
    case '\n':
	wclrtoeol(win);
	if (newline_forces_scroll(win, &y)) {
	    if (win->_scroll)
		scroll(win);
	    else
		return (ERR);
	}
	/* FALLTHRU */
    case '\r':
	x = 0;
	win->_flags &= ~_WRAPPED;
	break;
    case '\b':
	if (x == 0)
	    return (OK);
	x--;
	win->_flags &= ~_WRAPPED;
	break;
    default:
	if ((s = wunctrl(&ch)) != 0) {
	    while (*s) {
		cchar_t sch;
		SetChar(sch, *s++, AttrOf(ch));
		if_EXT_COLORS(SetPair(sch, GetPair(ch)));
		if (wadd_wch_literal(win, sch) == ERR)
		    return ERR;
	    }
	    return OK;
	}
	return ERR;
    }

    win->_curx = x;
    win->_cury = y;

    return OK;
}
コード例 #16
0
ファイル: lib_pad.c プロジェクト: tizenorg/external.ncurses
pnoutrefresh(WINDOW *win,
	     int pminrow,
	     int pmincol,
	     int sminrow,
	     int smincol,
	     int smaxrow,
	     int smaxcol)
{
    NCURSES_SIZE_T i, j;
    NCURSES_SIZE_T m, n;
    NCURSES_SIZE_T pmaxrow;
    NCURSES_SIZE_T pmaxcol;
    SCREEN *sp;

#if USE_SCROLL_HINTS
    const int my_len = 2;	/* parameterize the threshold for hardscroll */
    NCURSES_SIZE_T displaced;
    bool wide;
#endif

    T((T_CALLED("pnoutrefresh(%p, %d, %d, %d, %d, %d, %d)"),
       (void *) win, pminrow, pmincol, sminrow, smincol, smaxrow, smaxcol));

    if (win == 0)
	returnCode(ERR);

    if (!(win->_flags & _ISPAD))
	returnCode(ERR);

    sp = _nc_screen_of(win);

    /* negative values are interpreted as zero */
    if (pminrow < 0)
	pminrow = 0;
    if (pmincol < 0)
	pmincol = 0;
    if (sminrow < 0)
	sminrow = 0;
    if (smincol < 0)
	smincol = 0;

    pmaxrow = pminrow + smaxrow - sminrow;
    pmaxcol = pmincol + smaxcol - smincol;

    T((" pminrow + smaxrow - sminrow %ld, win->_maxy %ld",
       (long) pmaxrow, (long) win->_maxy));
    T((" pmincol + smaxcol - smincol %ld, win->_maxx %ld",
       (long) pmaxcol, (long) win->_maxx));

    /*
     * Trim the caller's screen size back to the actual limits.
     */
    if (pmaxrow > win->_maxy) {
	smaxrow -= (pmaxrow - win->_maxy);
	pmaxrow = pminrow + smaxrow - sminrow;
    }
    if (pmaxcol > win->_maxx) {
	smaxcol -= (pmaxcol - win->_maxx);
	pmaxcol = pmincol + smaxcol - smincol;
    }

    if (smaxrow >= screen_lines(sp)
	|| smaxcol >= screen_columns(sp)
	|| sminrow > smaxrow
	|| smincol > smaxcol)
	returnCode(ERR);

    T(("pad being refreshed"));

#if USE_SCROLL_HINTS
    if (win->_pad._pad_y >= 0) {
	displaced = pminrow - win->_pad._pad_y
	    - (sminrow - win->_pad._pad_top);
	T(("pad being shifted by %d line(s)", displaced));
    } else
	displaced = 0;
#endif

    /*
     * For pure efficiency, we'd want to transfer scrolling information
     * from the pad to newscr whenever the window is wide enough that
     * its update will dominate the cost of the update for the horizontal
     * band of newscr that it occupies.  Unfortunately, this threshold
     * tends to be complex to estimate, and in any case scrolling the
     * whole band and rewriting the parts outside win's image would look
     * really ugly.  So.  What we do is consider the pad "wide" if it
     * either (a) occupies the whole width of newscr, or (b) occupies
     * all but at most one column on either vertical edge of the screen
     * (this caters to fussy people who put boxes around full-screen
     * windows).  Note that changing this formula will not break any code,
     * merely change the costs of various update cases.
     */
#if USE_SCROLL_HINTS
    wide = (smincol < my_len && smaxcol > (NewScreen(sp)->_maxx - my_len));
#endif

    for (i = pminrow, m = sminrow + win->_yoffset;
	 i <= pmaxrow && m <= NewScreen(sp)->_maxy;
	 i++, m++) {
	register struct ldat *nline = &NewScreen(sp)->_line[m];
	register struct ldat *oline = &win->_line[i];
	for (j = pmincol, n = smincol; j <= pmaxcol; j++, n++) {
	    NCURSES_CH_T ch = oline->text[j];
#if USE_WIDEC_SUPPORT
	    /*
	     * Special case for leftmost character of the displayed area.
	     * Only half of a double-width character may be visible.
	     */
	    if (j == pmincol
		&& j > 0
		&& isWidecExt(ch)) {
		SetChar(ch, L(' '), AttrOf(oline->text[j - 1]));
	    }
#endif
	    if (!CharEq(ch, nline->text[n])) {
		nline->text[n] = ch;
		CHANGED_CELL(nline, n);
	    }
	}

#if USE_SCROLL_HINTS
	if (wide) {
	    int nind = m + displaced;
	    if (oline->oldindex < 0
		|| nind < sminrow
		|| nind > smaxrow) {
		nind = _NEWINDEX;
	    } else if (displaced) {
		register struct ldat *pline = &CurScreen(sp)->_line[nind];
		for (j = 0; j <= my_len; j++) {
		    int k = NewScreen(sp)->_maxx - j;
		    if (pline->text[j] != nline->text[j]
			|| pline->text[k] != nline->text[k]) {
			nind = _NEWINDEX;
			break;
		    }
		}
	    }

	    nline->oldindex = nind;
	}
#endif /* USE_SCROLL_HINTS */
	oline->firstchar = oline->lastchar = _NOCHANGE;
	if_USE_SCROLL_HINTS(oline->oldindex = i);
    }

    /*
     * Clean up debris from scrolling or resizing the pad, so we do not
     * accidentally pick up the index value during the next call to this
     * procedure.  The only rows that should have an index value are those
     * that are displayed during this cycle.
     */
#if USE_SCROLL_HINTS
    for (i = pminrow - 1; (i >= 0) && (win->_line[i].oldindex >= 0); i--)
	win->_line[i].oldindex = _NEWINDEX;
    for (i = pmaxrow + 1; (i <= win->_maxy)
	 && (win->_line[i].oldindex >= 0); i++)
	win->_line[i].oldindex = _NEWINDEX;
#endif

    win->_begx = smincol;
    win->_begy = sminrow;

    if (win->_clear) {
	win->_clear = FALSE;
	NewScreen(sp)->_clear = TRUE;
    }

    /*
     * Use the pad's current position, if it will be visible.
     * If not, don't do anything; it's not an error.
     */
    if (win->_leaveok == FALSE
	&& win->_cury >= pminrow
	&& win->_curx >= pmincol
	&& win->_cury <= pmaxrow
	&& win->_curx <= pmaxcol) {
	NewScreen(sp)->_cury = win->_cury - pminrow + win->_begy + win->_yoffset;
	NewScreen(sp)->_curx = win->_curx - pmincol + win->_begx;
    }
    NewScreen(sp)->_leaveok = win->_leaveok;
    win->_flags &= ~_HASMOVED;

    /*
     * Update our cache of the line-numbers that we displayed from the pad.
     * We will use this on subsequent calls to this function to derive
     * values to stuff into 'oldindex[]' -- for scrolling optimization.
     */
    win->_pad._pad_y = pminrow;
    win->_pad._pad_x = pmincol;
    win->_pad._pad_top = sminrow;
    win->_pad._pad_left = smincol;
    win->_pad._pad_bottom = smaxrow;
    win->_pad._pad_right = smaxcol;

    returnCode(OK);
}
コード例 #17
0
ファイル: lib_mvcur.c プロジェクト: CSU-GH/okl4_3.0
mvcur(int yold, int xold, int ynew, int xnew)
/* optimized cursor move from (yold, xold) to (ynew, xnew) */
{
    NCURSES_CH_T oldattr;
    int code;

    TR(TRACE_CALLS | TRACE_MOVE, (T_CALLED("mvcur(%d,%d,%d,%d)"),
				  yold, xold, ynew, xnew));

    if (SP == 0) {
	code = ERR;
    } else if (yold == ynew && xold == xnew) {
	code = OK;
    } else {

	/*
	 * Most work here is rounding for terminal boundaries getting the
	 * column position implied by wraparound or the lack thereof and
	 * rolling up the screen to get ynew on the screen.
	 */
	if (xnew >= screen_columns) {
	    ynew += xnew / screen_columns;
	    xnew %= screen_columns;
	}

	/*
	 * Force restore even if msgr is on when we're in an alternate
	 * character set -- these have a strong tendency to screw up the CR &
	 * LF used for local character motions!
	 */
	oldattr = SCREEN_ATTRS(SP);
	if ((AttrOf(oldattr) & A_ALTCHARSET)
	    || (AttrOf(oldattr) && !move_standout_mode)) {
	    TR(TRACE_CHARPUT, ("turning off (%#lx) %s before move",
			       (unsigned long) AttrOf(oldattr),
			       _traceattr(AttrOf(oldattr))));
	    (void) VIDATTR(A_NORMAL, 0);
	}

	if (xold >= screen_columns) {
	    int l;

	    if (SP->_nl) {
		l = (xold + 1) / screen_columns;
		yold += l;
		if (yold >= screen_lines)
		    l -= (yold - screen_lines - 1);

		if (l > 0) {
		    if (carriage_return) {
			TPUTS_TRACE("carriage_return");
			putp(carriage_return);
		    } else
			_nc_outch('\r');
		    xold = 0;

		    while (l > 0) {
			if (newline) {
			    TPUTS_TRACE("newline");
			    putp(newline);
			} else
			    _nc_outch('\n');
			l--;
		    }
		}
	    } else {
		/*
		 * If caller set nonl(), we cannot really use newlines to
		 * position to the next row.
		 */
		xold = -1;
		yold = -1;
	    }
	}

	if (yold > screen_lines - 1)
	    yold = screen_lines - 1;
	if (ynew > screen_lines - 1)
	    ynew = screen_lines - 1;

	/* destination location is on screen now */
	code = onscreen_mvcur(yold, xold, ynew, xnew, TRUE);

	/*
	 * Restore attributes if we disabled them before moving.
	 */
	if (!SameAttrOf(oldattr, SCREEN_ATTRS(SP))) {
	    TR(TRACE_CHARPUT, ("turning on (%#lx) %s after move",
			       (unsigned long) AttrOf(oldattr),
			       _traceattr(AttrOf(oldattr))));
	    (void) VIDATTR(AttrOf(oldattr), GetPair(oldattr));
	}
    }
    returnCode(code);
}
コード例 #18
0
ファイル: lib_addch.c プロジェクト: Scarletts/LiteBSD
static
#if !USE_WIDEC_SUPPORT		/* cannot be inline if it is recursive */
NCURSES_INLINE
#endif
int
waddch_literal(WINDOW *win, NCURSES_CH_T ch)
{
    int x;
    int y;
    struct ldat *line;

    x = win->_curx;
    y = win->_cury;

    CHECK_POSITION(win, x, y);

    ch = render_char(win, ch);

    line = win->_line + y;

    CHANGED_CELL(line, x);

    /*
     * Build up multibyte characters until we have a wide-character.
     */
#if NCURSES_SP_FUNCS
#define DeriveSP() SCREEN *sp = _nc_screen_of(win);
#else
#define DeriveSP()		/*nothing */
#endif
    if_WIDEC({
	DeriveSP();
	if (WINDOW_EXT(win, addch_used) != 0 || !Charable(ch)) {
	    int len = _nc_build_wch(win, CHREF(ch));

	    if (len >= -1) {
		attr_t attr = AttrOf(ch);

		/* handle EILSEQ (i.e., when len >= -1) */
		if (len == -1 && is8bits(CharOf(ch))) {
		    int rc = OK;
		    const char *s = NCURSES_SP_NAME(unctrl)
		      (NCURSES_SP_ARGx (chtype) CharOf(ch));

		    if (s[1] != '\0') {
			while (*s != '\0') {
			    rc = waddch(win, UChar(*s) | attr);
			    if (rc != OK)
				break;
			    ++s;
			}
			return rc;
		    }
		}
		if (len == -1)
		    return waddch(win, ' ' | attr);
	    } else {
		return OK;
	    }
	}
    });
コード例 #19
0
ファイル: lib_traceatr.c プロジェクト: mitchelhaan/ncurses
char *_traceattr2(int bufnum, attr_t newmode)
{
char	*buf = _nc_trace_buf(bufnum, BUFSIZ);
char	*tmp = buf;
static const	struct {unsigned int val; const char *name;}
names[] =
    {
	{ A_STANDOUT,		"A_STANDOUT" },
	{ A_UNDERLINE,		"A_UNDERLINE" },
	{ A_REVERSE,		"A_REVERSE" },
	{ A_BLINK,		"A_BLINK" },
	{ A_DIM,		"A_DIM" },
	{ A_BOLD,		"A_BOLD" },
	{ A_ALTCHARSET,		"A_ALTCHARSET" },
	{ A_INVIS,		"A_INVIS" },
	{ A_PROTECT,		"A_PROTECT" },
	{ A_CHARTEXT,		"A_CHARTEXT" },
	{ A_NORMAL,		"A_NORMAL" },
	{ A_COLOR,		"A_COLOR" },
    },
colors[] =
    {
	{ COLOR_BLACK,		"COLOR_BLACK" },
	{ COLOR_RED,		"COLOR_RED" },
	{ COLOR_GREEN,		"COLOR_GREEN" },
	{ COLOR_YELLOW,		"COLOR_YELLOW" },
	{ COLOR_BLUE,		"COLOR_BLUE" },
	{ COLOR_MAGENTA,	"COLOR_MAGENTA" },
	{ COLOR_CYAN,		"COLOR_CYAN" },
	{ COLOR_WHITE,		"COLOR_WHITE" },
    };
size_t n;
unsigned save_nc_tracing = _nc_tracing;
	_nc_tracing = 0;

	strcpy(tmp++, "{");

	for (n = 0; n < SIZEOF(names); n++) {
		if ((newmode & names[n].val) != 0) {
			if (buf[1] != '\0')
				strcat(tmp, "|");
			strcat(tmp, names[n].name);
			tmp += strlen(tmp);

			if (names[n].val == A_COLOR)
			{
				short pairnum = PAIR_NUMBER(newmode);
				short fg, bg;
	
				if (pair_content(pairnum, &fg, &bg) == OK)
					(void) sprintf(tmp,
						"{%d = {%s, %s}}",
						pairnum,
						COLOR_OF(fg),
						COLOR_OF(bg)
						);
				else
					(void) sprintf(tmp, "{%d}", pairnum);
			}
		}
	}
	if (AttrOf(newmode) == A_NORMAL) {
		if (buf[1] != '\0')
			strcat(tmp, "|");
		strcat(tmp, "A_NORMAL");
	}

	_nc_tracing = save_nc_tracing;
	return (strcat(buf,"}"));
}
コード例 #20
0
/*
 * Write the soft labels to the soft-key window.
 */
static void
slk_intern_refresh(SCREEN *sp)
{
    int i;
    int fmt;
    SLK *slk;
    int numlab;

    if (sp == 0)
	return;

    slk = sp->_slk;
    fmt = sp->slk_format;
    numlab = NumLabels;

    if (slk->hidden)
	return;

    for (i = 0; i < slk->labcnt; i++) {
	if (slk->dirty || slk->ent[i].dirty) {
	    if (slk->ent[i].visible) {
		if (numlab > 0 && SLK_STDFMT(fmt)) {
#ifdef USE_TERM_DRIVER
		    CallDriver_2(sp, hwlabel, i + 1, slk->ent[i].form_text);
#else
		    if (i < num_labels) {
			TPUTS_TRACE("plab_norm");
			putp(TPARM_2(plab_norm, i + 1, slk->ent[i].form_text));
		    }
#endif
		} else {
		    if (fmt == 4)
			slk_paint_info(slk->win);
		    wmove(slk->win, SLK_LINES(fmt) - 1, slk->ent[i].ent_x);
		    if (sp->_slk) {
			(void) wattrset(slk->win, AttrOf(sp->_slk->attr));
		    }
		    waddstr(slk->win, slk->ent[i].form_text);
		    /* if we simulate SLK's, it's looking much more
		       natural to use the current ATTRIBUTE also
		       for the label window */
		    (void) wattrset(slk->win, WINDOW_ATTRS(StdScreen(sp)));
		}
	    }
	    slk->ent[i].dirty = FALSE;
	}
    }
    slk->dirty = FALSE;

    if (numlab > 0) {
#ifdef USE_TERM_DRIVER
	CallDriver_1(sp, hwlabelOnOff, slk->hidden ? FALSE : TRUE);
#else
	if (slk->hidden) {
	    TPUTS_TRACE("label_off");
	    putp(label_off);
	} else {
	    TPUTS_TRACE("label_on");
	    putp(label_on);
	}
#endif
    }
}
コード例 #21
0
ファイル: lib_addch.c プロジェクト: mitchelhaan/ncurses
static inline
int waddch_nosync(WINDOW *win, const chtype ch)
/* the workhorse function -- add a character to the given window */
{
	int	x, y;
	int	t;
	const char *s;

	if ((ch & A_ALTCHARSET)
	    || ((t = TextOf(ch)) > 127)
	    || ((s = unctrl(t))[1] == 0))
		return waddch_literal(win, ch);

	x = win->_curx;
	y = win->_cury;

	switch (t) {
	case '\t':
		x += (TABSIZE-(x%TABSIZE));

		/*
		 * Space-fill the tab on the bottom line so that we'll get the
		 * "correct" cursor position.
		 */
		if ((! win->_scroll && (y == win->_regbottom))
		 || (x <= win->_maxx)) {
			chtype blank = (' ' | AttrOf(ch));
			while (win->_curx < x) {
				if (waddch_literal(win, blank) == ERR)
					return(ERR);
			}
			break;
		} else {
			wclrtoeol(win);
			win->_flags |= _WRAPPED;
			if (++y > win->_regbottom) {
				x = win->_maxx;
				y--;
				if (win->_scroll) {
					scroll(win);
					x = 0;
				}
			} else {
				x = 0;
			}
		}
		break;
	case '\n':
		wclrtoeol(win);
		if (++y > win->_regbottom) {
			y--;
			if (win->_scroll)
				scroll(win);
			else
				return (ERR);
		}
		/* FALLTHRU */
	case '\r':
		x = 0;
		win->_flags &= ~_WRAPPED;
		break;
	case '\b':
		if (x == 0)
			return (OK);
		x--;
		win->_flags &= ~_WRAPPED;
		break;
	default:
		while (*s)
			if (waddch_literal(win, (*s++)|AttrOf(ch)) == ERR)
				return ERR;
		return(OK);
	}

	win->_curx = x;
	win->_cury = y;

	return(OK);
}
コード例 #22
0
ファイル: lib_overlay.c プロジェクト: Brainiarc7/ralink_sdk
copywin(const WINDOW *src, WINDOW *dst,
	int sminrow, int smincol,
	int dminrow, int dmincol,
	int dmaxrow, int dmaxcol,
	int over)
{
    int rc = ERR;
    int sx, sy, dx, dy;
    bool touched;
    attr_t bk;
    attr_t mask;

    T((T_CALLED("copywin(%p, %p, %d, %d, %d, %d, %d, %d, %d)"),
       src, dst, sminrow, smincol, dminrow, dmincol, dmaxrow, dmaxcol, over));

    if (src && dst) {
	_nc_lock_global(curses);

	bk = AttrOf(dst->_nc_bkgd);
	mask = ~(attr_t) ((bk & A_COLOR) ? A_COLOR : 0);

	/* make sure rectangle exists in source */
	if ((sminrow + dmaxrow - dminrow) <= (src->_maxy + 1) &&
	    (smincol + dmaxcol - dmincol) <= (src->_maxx + 1)) {

	    T(("rectangle exists in source"));

	    /* make sure rectangle fits in destination */
	    if (dmaxrow <= dst->_maxy && dmaxcol <= dst->_maxx) {

		T(("rectangle fits in destination"));

		for (dy = dminrow, sy = sminrow;
		     dy <= dmaxrow;
		     sy++, dy++) {

		    touched = FALSE;
		    for (dx = dmincol, sx = smincol;
			 dx <= dmaxcol;
			 sx++, dx++) {
			if (over) {
			    if ((CharOf(src->_line[sy].text[sx]) != L(' ')) &&
				(!CharEq(dst->_line[dy].text[dx],
					 src->_line[sy].text[sx]))) {
				dst->_line[dy].text[dx] =
				    src->_line[sy].text[sx];
				SetAttr(dst->_line[dy].text[dx],
					((AttrOf(src->_line[sy].text[sx]) &
					  mask) | bk));
				touched = TRUE;
			    }
			} else {
			    if (!CharEq(dst->_line[dy].text[dx],
					src->_line[sy].text[sx])) {
				dst->_line[dy].text[dx] =
				    src->_line[sy].text[sx];
				touched = TRUE;
			    }
			}
		    }
		    if (touched) {
			touchline(dst, dminrow, (dmaxrow - dminrow + 1));
		    }
		}
		T(("finished copywin"));
		rc = OK;
	    }
	}
	_nc_unlock_global(curses);
    }
    returnCode(rc);
}
コード例 #23
0
ファイル: lib_mvcur.c プロジェクト: BackupTheBerlios/texlive
static int
relative_move(string_desc * target, int from_y, int from_x, int to_y, int
	      to_x, bool ovw)
/* move via local motions (cuu/cuu1/cud/cud1/cub1/cub/cuf1/cuf/vpa/hpa) */
{
    string_desc save;
    int n, vcost = 0, hcost = 0;

    (void) _nc_str_copy(&save, target);

    if (to_y != from_y) {
	vcost = INFINITY;

	if (row_address != 0
	    && _nc_safe_strcat(target, tparm(row_address, to_y))) {
	    vcost = SP->_vpa_cost;
	}

	if (to_y > from_y) {
	    n = (to_y - from_y);

	    if (parm_down_cursor
		&& SP->_cud_cost < vcost
		&& _nc_safe_strcat(_nc_str_copy(target, &save),
				   tparm(parm_down_cursor, n))) {
		vcost = SP->_cud_cost;
	    }

	    if (cursor_down
		&& (*cursor_down != '\n' || SP->_nl)
		&& (n * SP->_cud1_cost < vcost)) {
		vcost = repeated_append(_nc_str_copy(target, &save), 0,
					SP->_cud1_cost, n, cursor_down);
	    }
	} else {		/* (to_y < from_y) */
	    n = (from_y - to_y);

	    if (parm_up_cursor
		&& SP->_cup_cost < vcost
		&& _nc_safe_strcat(_nc_str_copy(target, &save),
				   tparm(parm_up_cursor, n))) {
		vcost = SP->_cup_cost;
	    }

	    if (cursor_up && (n * SP->_cuu1_cost < vcost)) {
		vcost = repeated_append(_nc_str_copy(target, &save), 0,
					SP->_cuu1_cost, n, cursor_up);
	    }
	}

	if (vcost == INFINITY)
	    return (INFINITY);
    }

    save = *target;

    if (to_x != from_x) {
	char str[OPT_SIZE];
	string_desc check;

	hcost = INFINITY;

	if (column_address
	    && _nc_safe_strcat(_nc_str_copy(target, &save),
			       tparm(column_address, to_x))) {
	    hcost = SP->_hpa_cost;
	}

	if (to_x > from_x) {
	    n = to_x - from_x;

	    if (parm_right_cursor
		&& SP->_cuf_cost < hcost
		&& _nc_safe_strcat(_nc_str_copy(target, &save),
				   tparm(parm_right_cursor, n))) {
		hcost = SP->_cuf_cost;
	    }

	    if (cursor_right) {
		int lhcost = 0;

		(void) _nc_str_init(&check, str, sizeof(str));

#if USE_HARD_TABS
		/* use hard tabs, if we have them, to do as much as possible */
		if (init_tabs > 0 && tab) {
		    int nxt, fr;

		    for (fr = from_x; (nxt = NEXTTAB(fr)) <= to_x; fr = nxt) {
			lhcost = repeated_append(&check, lhcost,
						 SP->_ht_cost, 1, tab);
			if (lhcost == INFINITY)
			    break;
		    }

		    n = to_x - fr;
		    from_x = fr;
		}
#endif /* USE_HARD_TABS */

#if defined(REAL_ATTR) && defined(WANT_CHAR)
		if (n <= 0 || n >= (int) check.s_size)
		    ovw = FALSE;
#if BSD_TPUTS
		/*
		 * If we're allowing BSD-style padding in tputs, don't generate
		 * a string with a leading digit.  Otherwise, that will be
		 * interpreted as a padding value rather than sent to the
		 * screen.
		 */
		if (ovw
		    && n > 0
		    && n < (int) check.s_size
		    && vcost == 0
		    && str[0] == '\0'
		    && isdigit(CharOf(WANT_CHAR(to_y, from_x))))
		    ovw = FALSE;
#endif
		/*
		 * If we have no attribute changes, overwrite is cheaper.
		 * Note: must suppress this by passing in ovw = FALSE whenever
		 * WANT_CHAR would return invalid data.  In particular, this
		 * is true between the time a hardware scroll has been done
		 * and the time the structure WANT_CHAR would access has been
		 * updated.
		 */
		if (ovw) {
		    int i;

		    for (i = 0; i < n; i++) {
			NCURSES_CH_T ch = WANT_CHAR(to_y, from_x + i);
			if (AttrOf(ch) != CURRENT_ATTR
#if USE_WIDEC_SUPPORT
			    || !Charable(ch)
#endif
			    ) {
			    ovw = FALSE;
			    break;
			}
		    }
		}
		if (ovw) {
		    int i;

		    for (i = 0; i < n; i++)
			*check.s_tail++ = CharOf(WANT_CHAR(to_y, from_x + i));
		    *check.s_tail = '\0';
		    check.s_size -= n;
		    lhcost += n * SP->_char_padding;
		} else
#endif /* defined(REAL_ATTR) && defined(WANT_CHAR) */
		{
		    lhcost = repeated_append(&check, lhcost, SP->_cuf1_cost,
					     n, cursor_right);
		}

		if (lhcost < hcost
		    && _nc_safe_strcat(_nc_str_copy(target, &save), str)) {
		    hcost = lhcost;
		}
	    }
	} else {		/* (to_x < from_x) */
	    n = from_x - to_x;

	    if (parm_left_cursor
		&& SP->_cub_cost < hcost
		&& _nc_safe_strcat(_nc_str_copy(target, &save),
				   tparm(parm_left_cursor, n))) {
		hcost = SP->_cub_cost;
	    }

	    if (cursor_left) {
		int lhcost = 0;

		(void) _nc_str_init(&check, str, sizeof(str));

#if USE_HARD_TABS
		if (init_tabs > 0 && back_tab) {
		    int nxt, fr;

		    for (fr = from_x; (nxt = LASTTAB(fr)) >= to_x; fr = nxt) {
			lhcost = repeated_append(&check, lhcost,
						 SP->_cbt_cost, 1, back_tab);
			if (lhcost == INFINITY)
			    break;
		    }

		    n = fr - to_x;
		}
#endif /* USE_HARD_TABS */

		lhcost = repeated_append(&check, lhcost, SP->_cub1_cost, n, cursor_left);

		if (lhcost < hcost
		    && _nc_safe_strcat(_nc_str_copy(target, &save), str)) {
		    hcost = lhcost;
		}
	    }
	}

	if (hcost == INFINITY)
	    return (INFINITY);
    }

    return (vcost + hcost);
}