C++ (Cpp) is_empty_buf Examples

Example #1

File: msgs.c Project: ricksladkey/vile

void
popup_msgs(void)
{
    BUFFER *savebp = curbp;
    WINDOW *savewp = curwp;
    MARK savemk;
    register BUFFER *bp;
    WINDOW *wp;

    if ((bp = create_msgs()) == 0)
	return;

    savemk = DOT;
    if (!is_empty_buf(bp)) {
	if ((curwp == 0) || sgarbf || global_g_val(GMDPOPUP_MSGS) == -TRUE) {
	    return;		/* CAN'T popup yet */
	}
	if (popupbuff(bp) == FALSE) {
	    (void) zotbuf(bp);
	    return;
	}

	if ((wp = bp2any_wp(bp)) != NULL) {
	    make_local_w_val(wp, WMDNUMBER);
	    set_w_val(wp, WMDNUMBER, FALSE);
	}
	set_rdonly(bp, non_filename(), MDVIEW);
	curbp = savebp;
	curwp = savewp;
	if (savewp)
	    DOT = savemk;
    }
}

Example #2

File: opers.c Project: OS2World/APP-EDITOR-Vile

static int
chgreg(void)
{
    if (regionshape == rgn_RECTANGLE) {
	return stringrect();
    } else {
	killregion();
	if (regionshape == rgn_FULLLINE && !is_empty_buf(curbp)) {
	    if (backline(FALSE, 1) == TRUE)
		/* backline returns FALSE at top of buf */
		return opendown(TRUE, 1);
	    else
		return openup(TRUE, 1);
	}
	return ins();
    }
}

Example #3

File: statevar.c Project: ricksladkey/vile

int
var_CHAR(TBUFF **rp, const char *vp)
{
    int status = FALSE;

    if (rp) {
	if (valid_buffer(curbp) && !is_empty_buf(curbp)) {
	    render_int(rp, CharAtDot());
	} else {
	    tb_scopy(rp, error_val);
	}
	status = TRUE;
    } else if (vp) {
	if ((status = check_editable(curbp)) == TRUE) {
	    int c;
	    mayneedundo();
	    (void) ldel_chars(1L, FALSE);	/* delete 1 char */
	    c = scan_int(vp);
	    if ((status = bputc(c)) == TRUE)
		(void) backchar(FALSE, 1);
	}
    }
    return status;
}