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Support xterm(1) cursor colour change sequences through terminfo(5) Cc

Browse Source 
(set) and Cr (reset) extensions. Originally by Sean Estabrooks, tweaked
by me and Ailin Nemui.
This commit is contained in:
Nicholas Marriott
2011-05-20 19:03:58 +00:00
parent 96e7f33da3
commit 944b5e6fa0
8 changed files with 101 additions and 15 deletions
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34
tty.c
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@@ -69,6 +69,7 @@ tty_init(struct tty *tty, int fd, char *term)
if ((path = ttyname(fd)) == NULL)
fatalx("ttyname failed");
tty->path = xstrdup(path);
tty->ccolour = xstrdup("");
tty->flags = 0;
tty->term_flags = 0;
@@ -210,6 +211,8 @@ tty_start_tty(struct tty *tty)
tty->mode = MODE_CURSOR;
tty->flags |= TTY_STARTED;
tty_force_cursor_colour(tty, "");
}
void
@@ -241,6 +244,7 @@ tty_stop_tty(struct tty *tty)
tty_raw(tty, tty_term_string(tty->term, TTYC_SGR0));
tty_raw(tty, tty_term_string(tty->term, TTYC_RMKX));
tty_raw(tty, tty_term_string(tty->term, TTYC_CLEAR));
tty_raw(tty, tty_term_string(tty->term, TTYC_CR));
tty_raw(tty, tty_term_string(tty->term, TTYC_CNORM));
if (tty_term_has(tty->term, TTYC_KMOUS))
@@ -280,6 +284,7 @@ tty_free(struct tty *tty)
{
tty_close(tty);
xfree(tty->ccolour);
if (tty->path != NULL)
xfree(tty->path);
if (tty->termname != NULL)
@@ -314,6 +319,13 @@ tty_putcode2(struct tty *tty, enum tty_code_code code, int a, int b)
tty_puts(tty, tty_term_string2(tty->term, code, a, b));
}
void
tty_putcode_ptr1(struct tty *tty, enum tty_code_code code, const void *a)
{
if (a != NULL)
tty_puts(tty, tty_term_ptr1(tty->term, code, a));
}
void
tty_putcode_ptr2(struct tty *tty, enum tty_code_code code, const void *a, const void *b)
{
@@ -389,10 +401,24 @@ tty_set_title(struct tty *tty, const char *title)
}
void
tty_update_mode(struct tty *tty, int mode)
tty_force_cursor_colour(struct tty *tty, const char *ccolour)
{
if (*ccolour == '\0')
tty_putcode(tty, TTYC_CR);
else
tty_putcode_ptr1(tty, TTYC_CC, ccolour);
xfree(tty->ccolour);
tty->ccolour = xstrdup(ccolour);
}
void
tty_update_mode(struct tty *tty, int mode, struct screen *s)
{
int changed;
if (strcmp(s->ccolour, tty->ccolour))
tty_force_cursor_colour(tty, s->ccolour);
if (tty->flags & TTY_NOCURSOR)
mode &= ~MODE_CURSOR;
@@ -486,7 +512,7 @@ tty_draw_line(struct tty *tty, struct screen *s, u_int py, u_int ox, u_int oy)
const struct grid_utf8 *gu;
u_int i, sx;
tty_update_mode(tty, tty->mode & ~MODE_CURSOR);
tty_update_mode(tty, tty->mode & ~MODE_CURSOR, s);
sx = screen_size_x(s);
if (sx > s->grid->linedata[s->grid->hsize + py].cellsize)
@@ -526,7 +552,7 @@ tty_draw_line(struct tty *tty, struct screen *s, u_int py, u_int ox, u_int oy)
}
if (sx >= tty->sx) {
tty_update_mode(tty, tty->mode);
tty_update_mode(tty, tty->mode, s);
return;
}
tty_reset(tty);
@@ -538,7 +564,7 @@ tty_draw_line(struct tty *tty, struct screen *s, u_int py, u_int ox, u_int oy)
for (i = sx; i < screen_size_x(s); i++)
tty_putc(tty, ' ');
}
tty_update_mode(tty, tty->mode);
tty_update_mode(tty, tty->mode, s);
}
void