void
term_redisplay (void)
{
/* Calculate the start column if the line at point has to be truncated. */
Buffer bp = get_window_bp (cur_wp);
size_t lastcol = 0, t = tab_width (bp);
size_t o = window_o (cur_wp);
size_t lineo = o - get_buffer_line_o (bp);
col = 0;
o -= lineo;
set_window_start_column (cur_wp, 0);
size_t ew = get_window_ewidth (cur_wp);
for (size_t lp = lineo; lp != SIZE_MAX; --lp)
{
col = 0;
for (size_t p = lp; p < lineo; ++p)
{
char c = get_buffer_char (bp, o + p);
if (isprint (c))
col++;
else
col += strlen (make_char_printable (get_buffer_char (bp, o + p), col, t));
}
if (col >= ew - 1 || (lp / (ew / 3)) + 2 < lineo / (ew / 3))
{
set_window_start_column (cur_wp, lp + 1);
col = lastcol;
break;
}
lastcol = col;
}
/* Draw the windows. */
cur_topline = 0;
size_t topline = 0;
for (Window wp = head_wp; wp != NULL; wp = get_window_next (wp))
{
if (wp == cur_wp)
cur_topline = topline;
draw_window (topline, wp);
topline += get_window_fheight (wp);
}
term_redraw_cursor ();
}
static void
draw_line (size_t line, size_t startcol, Window wp,
size_t o, Region r, int highlight, size_t cur_tab_width)
{
term_move (line, 0);
/* Draw body of line. */
size_t x, i, line_len = buffer_line_len (get_window_bp (wp), o);
for (x = 0, i = startcol;; i++)
{
term_attrset (highlight && region_contains (r, o + i) ? FONT_REVERSE : FONT_NORMAL);
if (i >= line_len || x >= get_window_ewidth (wp))
break;
char c = get_buffer_char (get_window_bp (wp), o + i);
if (isprint (c))
{
term_addch (c);
x++;
}
else
{
const char *s = make_char_printable (c, x, cur_tab_width);
term_addstr (s);
x += strlen (s);
}
}
/* Draw end of line. */
if (x >= term_width ())
{
term_move (line, term_width () - 1);
term_attrset (FONT_NORMAL);
term_addstr ("$");
}
else
term_addstr (xasprintf ("%*s", (int) (get_window_ewidth (wp) - x), ""));
term_attrset (FONT_NORMAL);
}
/*
* Print the list of completions in a set of columns.
*/
static void
completion_print (gl_list_t l, size_t size)
{
size_t i, j, col, max, numcols;
max = calculate_max_length (l, size) + 5;
numcols = (get_window_ewidth (cur_wp) - 1) / max;
bprintf ("Possible completions are:\n");
for (i = col = 0; i < MIN (size, gl_list_size (l)); i++)
{
char *s = (char *) gl_list_get_at (l, i);
size_t len = strlen (s);
if (col >= numcols)
{
col = 0;
insert_newline ();
}
insert_nstring (s, len);
for (j = max - len; j > 0; --j)
insert_char_in_insert_mode (' ');
++col;
}
}
static void
draw_status_line (size_t line, Window wp)
{
term_attrset (FONT_REVERSE);
term_move (line, 0);
for (size_t i = 0; i < get_window_ewidth (wp); ++i)
term_addstr ("-");
const char *eol_type;
if (get_buffer_eol (cur_bp) == coding_eol_cr)
eol_type = "(Mac)";
else if (get_buffer_eol (cur_bp) == coding_eol_crlf)
eol_type = "(DOS)";
else
eol_type = ":";
term_move (line, 0);
size_t n = offset_to_line (get_window_bp (wp), window_o (wp));
astr as = astr_fmt ("--%s%2s %-15s %s %-9s (Fundamental",
eol_type, make_mode_line_flags (wp), get_buffer_name (get_window_bp (wp)),
make_screen_pos (wp), astr_cstr (astr_fmt ("(%zu,%zu)", n + 1,
get_goalc_bp (get_window_bp (wp), window_o (wp)))));
if (get_buffer_autofill (get_window_bp (wp)))
astr_cat_cstr (as, " Fill");
if (thisflag & FLAG_DEFINING_MACRO)
astr_cat_cstr (as, " Def");
if (get_buffer_isearch (get_window_bp (wp)))
astr_cat_cstr (as, " Isearch");
astr_cat_char (as, ')');
term_addstr (astr_cstr (as));
term_attrset (FONT_NORMAL);
}