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Use UTF-8 line drawing characters on UTF-8 terminals. Fixes some stupid

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terminals (I'm looking at you, putty) which disable the vt100 ACS mode
switching sequences in UTF-8 mode.

Also on terminals without ACS at all, use ASCII equivalents where
obvious.
This commit is contained in:
Nicholas Marriott
2010-09-11 16:19:22 +00:00
parent 3696cce4ae
commit cb564bb427
6 changed files with 137 additions and 54 deletions
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17
screen-redraw.c
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@ -41,6 +41,8 @@ void screen_redraw_draw_number(struct client *, struct window_pane *);
#define CELL_JOIN 11
#define CELL_OUTSIDE 12
#define CELL_BORDERS " xqlkmjwvtun~"
/* Check if cell is on the border of a particular pane. */
int
screen_redraw_cell_border1(struct window_pane *wp, u_int px, u_int py)
@ -173,8 +175,6 @@ screen_redraw_screen(struct client *c, int status_only, int borders_only)
struct grid_cell active_gc, other_gc;
u_int i, j, type;
int status, fg, bg;
const u_char *base, *ptr;
u_char ch, border[20];
/* Get status line, er, status. */
if (c->message_string != NULL || c->prompt_string != NULL)
@ -193,6 +193,7 @@ screen_redraw_screen(struct client *c, int status_only, int borders_only)
memcpy(&other_gc, &grid_default_cell, sizeof other_gc);
memcpy(&active_gc, &grid_default_cell, sizeof active_gc);
active_gc.data = other_gc.data = 'x'; /* not space */
active_gc.attr = other_gc.attr = GRID_ATTR_CHARSET;
fg = options_get_number(&c->session->options, "pane-border-fg");
colour_set_fg(&other_gc, fg);
bg = options_get_number(&c->session->options, "pane-border-bg");
@ -203,16 +204,6 @@ screen_redraw_screen(struct client *c, int status_only, int borders_only)
colour_set_bg(&active_gc, bg);
/* Draw background and borders. */
strlcpy(border, " |-....--||+.", sizeof border);
if (tty_term_has(tty->term, TTYC_ACSC)) {
base = " xqlkmjwvtun~";
for (ptr = base; *ptr != '\0'; ptr++) {
if ((ch = tty_get_acs(tty, *ptr)) != '\0')
border[ptr - base] = ch;
}
other_gc.attr |= GRID_ATTR_CHARSET;
active_gc.attr |= GRID_ATTR_CHARSET;
}
for (j = 0; j < tty->sy - status; j++) {
if (status_only && j != tty->sy - 1)
continue;
@ -225,7 +216,7 @@ screen_redraw_screen(struct client *c, int status_only, int borders_only)
else
tty_attributes(tty, &other_gc);
tty_cursor(tty, i, j);
tty_putc(tty, border[type]);
tty_putc(tty, CELL_BORDERS[type]);
}
}