Exemple #1
0
whline_set(WINDOW *win, const cchar_t * ch, int n)
{
    int code = ERR;
    NCURSES_SIZE_T start;
    NCURSES_SIZE_T end;

    T((T_CALLED("whline_set(%p,%s,%d)"), win, _tracecchar_t(ch), n));

    if (win) {
	struct ldat *line = &(win->_line[win->_cury]);
	NCURSES_CH_T wch;

	start = win->_curx;
	end = start + n - 1;
	if (end > win->_maxx)
	    end = win->_maxx;

	CHANGED_RANGE(line, start, end);

	if (ch == 0)
	    wch = *WACS_HLINE;
	else
	    wch = *ch;
	wch = _nc_render(win, wch);

	while (end >= start) {
	    line->text[end] = wch;
	    end--;
	}

	_nc_synchook(win);
	code = OK;
    }
    returnCode(code);
}
Exemple #2
0
int whline(WINDOW *win, chtype ch, int n)
{
int   code = ERR;
short start;
short end;

	T((T_CALLED("whline(%p,%s,%d)"), win, _tracechtype(ch), n));

	if (win) {
		struct ldat *line = &(win->_line[win->_cury]);

		start = win->_curx;
		end   = start + n - 1;
		if (end > win->_maxx)
			end   = win->_maxx;

		CHANGED_RANGE(line, start, end);

		if (ch == 0)
			ch = ACS_HLINE;
		ch = _nc_render(win, ch);

		while ( end >= start) {
			line->text[end] = ch;
			end--;
		}
		code = OK;
	}
	returnCode(code);
}
Exemple #3
0
whline(WINDOW *win, chtype ch, int n)
{
    int code = ERR;
    NCURSES_SIZE_T start;
    NCURSES_SIZE_T end;

    T((T_CALLED("whline(%p,%s,%d)"), win, _tracechtype(ch), n));

    if (win) {
	struct ldat *line = &(win->_line[win->_cury]);
	NCURSES_CH_T wch;

	start = win->_curx;
	end = start + n - 1;
	if (end > win->_maxx)
	    end = win->_maxx;

	CHANGED_RANGE(line, start, end);

	if (ch == 0)
	    SetChar(wch, ChCharOf(ACS_HLINE), ChAttrOf(ACS_HLINE));
	else
	    SetChar(wch, ChCharOf(ch), ChAttrOf(ch));
	wch = _nc_render(win, wch);

	while (end >= start) {
	    line->text[end] = wch;
	    end--;
	}

	_nc_synchook(win);
	code = OK;
    }
    returnCode(code);
}
Exemple #4
0
wsyncup(WINDOW *win)
/* mark changed every cell in win's ancestors that is changed in win */
/* Rewritten by J. Pfeifer, 1-Apr-96 (don't even think that...)      */
{
    WINDOW *wp;

    T((T_CALLED("wsyncup(%p)"), win));
    if (win && win->_parent) {
	for (wp = win; wp->_parent; wp = wp->_parent) {
	    int y;
	    WINDOW *pp = wp->_parent;

	    assert((wp->_pary <= pp->_maxy) &&
		   ((wp->_pary + wp->_maxy) <= pp->_maxy));

	    for (y = 0; y <= wp->_maxy; y++) {
		int left = wp->_line[y].firstchar;
		if (left >= 0) {	/* line is touched */
		    struct ldat *line = &(pp->_line[wp->_pary + y]);
		    /* left & right character in parent window coordinates */
		    int right = wp->_line[y].lastchar + wp->_parx;
		    left += wp->_parx;

		    CHANGED_RANGE(line, left, right);
		}
	    }
	}
    }
    returnVoid;
}
Exemple #5
0
int
waddchnstr(WINDOW *win, const chtype *const astr, int n)
{
    short y = win->_cury;
    short x = win->_curx;
    int code = OK;
    struct ldat *line;

    T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));

    if (!win)
        returnCode(ERR);

    if (n < 0) {
        const chtype *str;
        n = 0;
        for (str=(const chtype *)astr; *str!=0; str++)
            n++;
    }
    if (n > win->_maxx - x + 1)
        n = win->_maxx - x + 1;
    if (n == 0)
        returnCode(code);

    line = &(win->_line[y]);
    memcpy(line->text+x, astr, n*sizeof(*astr));
    CHANGED_RANGE(line, x, x+n-1);

    _nc_synchook(win);
    returnCode(code);
}
waddchnstr(WINDOW *win, const chtype *astr, int n)
{
    NCURSES_SIZE_T y, x;
    int code = OK;
    int i;
    struct ldat *line;

    T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));

    if (!win)
	returnCode(ERR);

    y = win->_cury;
    x = win->_curx;
    if (n < 0) {
	const chtype *str;
	n = 0;
	for (str = (const chtype *) astr; *str != 0; str++)
	    n++;
    }
    if (n > win->_maxx - x + 1)
	n = win->_maxx - x + 1;
    if (n == 0)
	returnCode(code);

    line = &(win->_line[y]);
    for (i = 0; i < n && ChCharOf(astr[i]) != '\0'; ++i) {
	SetChar2(line->text[i + x], astr[i]);
    }
    CHANGED_RANGE(line, x, x + n - 1);

    _nc_synchook(win);
    returnCode(code);
}
Exemple #7
0
waddchnstr(WINDOW *win, const chtype *astr, int n)
{
    NCURSES_SIZE_T y = win->_cury;
    NCURSES_SIZE_T x = win->_curx;
    int code = OK;
    struct ldat *line;

    T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n));

    if (!win)
	returnCode(ERR);

    if (n < 0) {
	const chtype *str;
	n = 0;
	for (str = (const chtype *) astr; *str != 0; str++)
	    n++;
    }
    if (n > win->_maxx - x + 1)
	n = win->_maxx - x + 1;
    if (n == 0)
	returnCode(code);

    line = &(win->_line[y]);
#if USE_WIDEC_SUPPORT
    {
	int i;
	for (i = 0; i < n; ++i)
	    SetChar(line->text[i + x], ChCharOf(astr[i]), ChAttrOf(astr[i]));
    }
#else
    memcpy(line->text + x, astr, n * sizeof(*astr));
#endif
    CHANGED_RANGE(line, x, x + n - 1);

    _nc_synchook(win);
    returnCode(code);
}
Exemple #8
0
wsyncdown(WINDOW *win)
/* mark changed every cell in win that is changed in any of its ancestors */
/* Rewritten by J. Pfeifer, 1-Apr-96 (don't even think that...)           */
{
    T((T_CALLED("wsyncdown(%p)"), win));

    if (win && win->_parent) {
	WINDOW *pp = win->_parent;
	int y;

	/* This recursion guarantees, that the changes are propagated down-
	   wards from the root to our direct parent. */
	wsyncdown(pp);

	/* and now we only have to propagate the changes from our direct
	   parent, if there are any. */
	assert((win->_pary <= pp->_maxy) &&
	       ((win->_pary + win->_maxy) <= pp->_maxy));

	for (y = 0; y <= win->_maxy; y++) {
	    if (pp->_line[win->_pary + y].firstchar >= 0) {	/* parent changed */
		struct ldat *line = &(win->_line[y]);
		/* left and right character in child coordinates */
		int left = pp->_line[win->_pary + y].firstchar - win->_parx;
		int right = pp->_line[win->_pary + y].lastchar - win->_parx;
		/* The change maybe outside the childs range */
		if (left < 0)
		    left = 0;
		if (right > win->_maxx)
		    right = win->_maxx;
		CHANGED_RANGE(line, left, right);
	    }
	}
    }
    returnVoid;
}
Exemple #9
0
wadd_wchnstr(WINDOW *win, const cchar_t *astr, int n)
{
    NCURSES_CH_T blank = NewChar(BLANK_TEXT);
    NCURSES_SIZE_T y = win->_cury;
    NCURSES_SIZE_T x = win->_curx;
    int code = OK;
    struct ldat *line;
    int i, j, start, len, end;

    T((T_CALLED("wadd_wchnstr(%p,%s,%d)"), win, _nc_viscbuf(astr, n), n));

    if (!win)
	returnCode(ERR);

    if (n < 0) {
	n = _nc_wchstrlen(astr);
    }
    if (n > win->_maxx - x + 1)
	n = win->_maxx - x + 1;
    if (n == 0)
	returnCode(code);

    line = &(win->_line[y]);
    start = x;
    end = x + n - 1;

    /*
     * Reset orphaned cells of multi-column characters that extend up to the
     * new string's location to blanks.
     */
    if (x > 0 && isWidecExt(line->text[x])) {
	for (i = 0; i <= x; ++i) {
	    if (!isWidecExt(line->text[x - i])) {
		/* must be isWidecBase() */
		start -= i;
		while (i > 0) {
		    line->text[x - i--] = _nc_render(win, blank);
		}
		break;
	    }
	}
    }

    /*
     * Copy the new string to the window.
     */
    for (i = 0; i < n && x <= win->_maxx; ++i) {
	if (isWidecExt(astr[i]))
	    continue;

	len = wcwidth(CharOf(astr[i]));

	if (x + len - 1 <= win->_maxx) {
	    line->text[x] = _nc_render(win, astr[i]);
	    if (len > 1) {
		for (j = 0; j < len; ++j) {
		    if (j != 0) {
			line->text[x + j] = line->text[x];
		    }
		    SetWidecExt(line->text[x + j], j);
		}
	    }
	    x += len;
	    end += len - 1;
	} else {
	    break;
	}
    }

    /*
     * Set orphaned cells of multi-column characters which lie after the new
     * string to blanks.
     */
    while (x <= win->_maxx && isWidecExt(line->text[x])) {
	line->text[x] = _nc_render(win, blank);
	++end;
	++x;
    }
    CHANGED_RANGE(line, start, end);

    _nc_synchook(win);
    returnCode(code);
}