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Respond to colour requests if a colour is available, from Michal Goral.

pull/2378/head
nicm 2020-08-19 06:37:23 +00:00
parent 212c0c1f72
commit f08bfa7cd1
1 changed files with 36 additions and 8 deletions
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36
input.c
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@ -2459,6 +2459,24 @@ input_osc_parse_colour(const char *p, u_int *r, u_int *g, u_int *b)
return (1);
}
/* Reply to a colour request. */
static void
input_osc_colour_reply(struct input_ctx *ictx, u_int n, int c)
{
u_char r, g, b;
const char *end;
if (c == 8 || (~c & COLOUR_FLAG_RGB))
return;
colour_split_rgb(c, &r, &g, &b);
if (ictx->input_end == INPUT_END_BEL)
end = "\007";
else
end = "\033\\";
input_reply(ictx, "\033]%u;rgb:%02hhx/%02hhx/%02hhx%s", n, r, g, b, end);
}
/* Handle the OSC 4 sequence for setting (multiple) palette entries. */
static void
input_osc_4(struct input_ctx *ictx, const char *p)
@ -2497,17 +2515,22 @@ bad:
free(copy);
}
/* Handle the OSC 10 sequence for setting foreground colour. */
/* Handle the OSC 10 sequence for setting and querying foreground colour. */
static void
input_osc_10(struct input_ctx *ictx, const char *p)
{
struct window_pane *wp = ictx->wp;
struct grid_cell defaults;
u_int r, g, b;
if (wp == NULL)
return;
if (strcmp(p, "?") == 0)
if (strcmp(p, "?") == 0) {
tty_default_colours(&defaults, wp);
input_osc_colour_reply(ictx, 10, defaults.fg);
return;
}
if (!input_osc_parse_colour(p, &r, &g, &b))
goto bad;
@ -2520,17 +2543,22 @@ bad:
log_debug("bad OSC 10: %s", p);
}
/* Handle the OSC 11 sequence for setting background colour. */
/* Handle the OSC 11 sequence for setting and querying background colour. */
static void
input_osc_11(struct input_ctx *ictx, const char *p)
{
struct window_pane *wp = ictx->wp;
struct grid_cell defaults;
u_int r, g, b;
if (wp == NULL)
return;
if (strcmp(p, "?") == 0)
if (strcmp(p, "?") == 0) {
tty_default_colours(&defaults, wp);
input_osc_colour_reply(ictx, 11, defaults.bg);
return;
}
if (!input_osc_parse_colour(p, &r, &g, &b))
goto bad;