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https://github.com/tmux/tmux.git
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Query the client terminal for foreground and background colours and if
OSC 10 or 11 is received but no colour has been set inside tmux, return the colour from the first attached client (probably most people will have all light or or all dark terminals).
This commit is contained in:
nicm
parent
3fe01ff09c
commit
a41a927441
@ -834,7 +834,8 @@ cmdq_print_data(struct cmdq_item *item, int parse, struct evbuffer *evb)
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char *sanitized, *msg, *line;
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if (!parse) {
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utf8_stravisx(&msg, data, size, VIS_OCTAL|VIS_CSTYLE);
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utf8_stravisx(&msg, data, size,
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VIS_OCTAL|VIS_CSTYLE|VIS_NOSLASH);
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log_debug("%s: %s", __func__, msg);
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} else {
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msg = EVBUFFER_DATA(evb);
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42
colour.c
42
colour.c
@ -960,6 +960,47 @@ colour_byname(const char *name)
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return (-1);
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}
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/* Parse colour from an X11 string. */
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int
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colour_parseX11(const char *p)
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{
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double c, m, y, k = 0;
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u_int r, g, b;
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size_t len = strlen(p);
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int colour = -1;
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char *copy;
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if ((len == 12 && sscanf(p, "rgb:%02x/%02x/%02x", &r, &g, &b) == 3) ||
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(len == 7 && sscanf(p, "#%02x%02x%02x", &r, &g, &b) == 3) ||
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sscanf(p, "%d,%d,%d", &r, &g, &b) == 3)
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colour = colour_join_rgb(r, g, b);
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else if ((len == 18 &&
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sscanf(p, "rgb:%04x/%04x/%04x", &r, &g, &b) == 3) ||
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(len == 13 && sscanf(p, "#%04x%04x%04x", &r, &g, &b) == 3))
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colour = colour_join_rgb(r >> 8, g >> 8, b >> 8);
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else if ((sscanf(p, "cmyk:%lf/%lf/%lf/%lf", &c, &m, &y, &k) == 4 ||
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sscanf(p, "cmy:%lf/%lf/%lf", &c, &m, &y) == 3) &&
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c >= 0 && c <= 1 && m >= 0 && m <= 1 &&
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y >= 0 && y <= 1 && k >= 0 && k <= 1) {
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colour = colour_join_rgb(
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(1 - c) * (1 - k) * 255,
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(1 - m) * (1 - k) * 255,
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(1 - y) * (1 - k) * 255);
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} else {
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while (len != 0 && *p == ' ') {
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p++;
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len--;
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}
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while (len != 0 && p[len - 1] == ' ')
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len--;
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copy = xstrndup(p, len);
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colour = colour_byname(copy);
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free(copy);
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}
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log_debug("%s: %s = %s", __func__, p, colour_tostring(colour));
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return (colour);
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}
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/* Initialize palette. */
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void
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colour_palette_init(struct colour_palette *p)
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@ -1069,5 +1110,4 @@ colour_palette_from_option(struct colour_palette *p, struct options *oo)
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}
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a = options_array_next(a);
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}
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}
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115
input.c
115
input.c
@ -1086,6 +1086,7 @@ input_reply(struct input_ctx *ictx, const char *fmt, ...)
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xvasprintf(&reply, fmt, ap);
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va_end(ap);
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log_debug("%s: %s", __func__, reply);
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bufferevent_write(bev, reply, strlen(reply));
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free(reply);
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}
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@ -2456,47 +2457,6 @@ input_top_bit_set(struct input_ctx *ictx)
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return (0);
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}
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/* Parse colour from OSC. */
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static int
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input_osc_parse_colour(const char *p)
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{
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double c, m, y, k = 0;
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u_int r, g, b;
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size_t len = strlen(p);
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int colour = -1;
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char *copy;
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if ((len == 12 && sscanf(p, "rgb:%02x/%02x/%02x", &r, &g, &b) == 3) ||
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(len == 7 && sscanf(p, "#%02x%02x%02x", &r, &g, &b) == 3) ||
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sscanf(p, "%d,%d,%d", &r, &g, &b) == 3)
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colour = colour_join_rgb(r, g, b);
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else if ((len == 18 &&
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sscanf(p, "rgb:%04x/%04x/%04x", &r, &g, &b) == 3) ||
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(len == 13 && sscanf(p, "#%04x%04x%04x", &r, &g, &b) == 3))
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colour = colour_join_rgb(r >> 8, g >> 8, b >> 8);
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else if ((sscanf(p, "cmyk:%lf/%lf/%lf/%lf", &c, &m, &y, &k) == 4 ||
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sscanf(p, "cmy:%lf/%lf/%lf", &c, &m, &y) == 3) &&
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c >= 0 && c <= 1 && m >= 0 && m <= 1 &&
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y >= 0 && y <= 1 && k >= 0 && k <= 1) {
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colour = colour_join_rgb(
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(1 - c) * (1 - k) * 255,
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(1 - m) * (1 - k) * 255,
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(1 - y) * (1 - k) * 255);
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} else {
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while (len != 0 && *p == ' ') {
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p++;
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len--;
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}
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while (len != 0 && p[len - 1] == ' ')
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len--;
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copy = xstrndup(p, len);
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colour = colour_byname(copy);
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free(copy);
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}
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log_debug("%s: %s = %s", __func__, p, colour_tostring(colour));
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return (colour);
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}
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/* Reply to a colour request. */
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static void
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input_osc_colour_reply(struct input_ctx *ictx, u_int n, int c)
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@ -2545,7 +2505,7 @@ input_osc_4(struct input_ctx *ictx, const char *p)
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input_osc_colour_reply(ictx, 4, c);
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continue;
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}
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if ((c = input_osc_parse_colour(s)) == -1) {
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if ((c = colour_parseX11(s)) == -1) {
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s = next;
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continue;
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}
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@ -2601,6 +2561,47 @@ bad:
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free(id);
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}
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/*
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* Get a client with a foreground for the pane. There isn't much to choose
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* between them so just use the first.
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*/
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static int
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input_get_fg_client(struct window_pane *wp)
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{
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struct window *w = wp->window;
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struct client *loop;
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TAILQ_FOREACH(loop, &clients, entry) {
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if (loop->flags & CLIENT_UNATTACHEDFLAGS)
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continue;
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if (loop->session == NULL || !session_has(loop->session, w))
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continue;
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if (loop->tty.fg == -1)
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continue;
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return (loop->tty.fg);
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}
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return (-1);
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}
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/* Get a client with a background for the pane. */
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static int
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input_get_bg_client(struct window_pane *wp)
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{
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struct window *w = wp->window;
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struct client *loop;
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TAILQ_FOREACH(loop, &clients, entry) {
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if (loop->flags & CLIENT_UNATTACHEDFLAGS)
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continue;
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if (loop->session == NULL || !session_has(loop->session, w))
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continue;
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if (loop->tty.bg == -1)
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continue;
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return (loop->tty.bg);
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}
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return (-1);
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}
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/* Handle the OSC 10 sequence for setting and querying foreground colour. */
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static void
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input_osc_10(struct input_ctx *ictx, const char *p)
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@ -2610,14 +2611,18 @@ input_osc_10(struct input_ctx *ictx, const char *p)
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int c;
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if (strcmp(p, "?") == 0) {
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if (wp != NULL) {
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tty_default_colours(&defaults, wp);
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input_osc_colour_reply(ictx, 10, defaults.fg);
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}
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if (wp == NULL)
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return;
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tty_default_colours(&defaults, wp);
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if (COLOUR_DEFAULT(defaults.fg))
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c = input_get_fg_client(wp);
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else
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c = defaults.fg;
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input_osc_colour_reply(ictx, 10, c);
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return;
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}
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if ((c = input_osc_parse_colour(p)) == -1) {
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if ((c = colour_parseX11(p)) == -1) {
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log_debug("bad OSC 10: %s", p);
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return;
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}
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@ -2654,14 +2659,18 @@ input_osc_11(struct input_ctx *ictx, const char *p)
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int c;
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if (strcmp(p, "?") == 0) {
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if (wp != NULL) {
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tty_default_colours(&defaults, wp);
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input_osc_colour_reply(ictx, 11, defaults.bg);
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}
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if (wp == NULL)
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return;
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tty_default_colours(&defaults, wp);
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if (COLOUR_DEFAULT(defaults.bg))
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c = input_get_bg_client(wp);
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else
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c = defaults.bg;
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input_osc_colour_reply(ictx, 11, c);
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return;
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}
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if ((c = input_osc_parse_colour(p)) == -1) {
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if ((c = colour_parseX11(p)) == -1) {
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log_debug("bad OSC 11: %s", p);
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return;
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}
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@ -2706,7 +2715,7 @@ input_osc_12(struct input_ctx *ictx, const char *p)
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return;
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}
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if ((c = input_osc_parse_colour(p)) == -1) {
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if ((c = colour_parseX11(p)) == -1) {
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log_debug("bad OSC 12: %s", p);
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return;
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}
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7
tmux.h
7
tmux.h
@ -1380,6 +1380,8 @@ struct tty {
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u_int osy;
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int mode;
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int fg;
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int bg;
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u_int rlower;
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u_int rupper;
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@ -1411,6 +1413,10 @@ struct tty {
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#define TTY_HAVEXDA 0x200
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#define TTY_SYNCING 0x400
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#define TTY_HAVEDA2 0x800 /* Secondary DA. */
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#define TTY_HAVEFG 0x1000
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#define TTY_HAVEBG 0x2000
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#define TTY_ALL_REQUEST_FLAGS \
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(TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA|TTY_HAVEFG|TTY_HAVEBG)
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int flags;
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struct tty_term *term;
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@ -2759,6 +2765,7 @@ int colour_fromstring(const char *s);
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int colour_256toRGB(int);
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int colour_256to16(int);
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int colour_byname(const char *);
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int colour_parseX11(const char *);
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void colour_palette_init(struct colour_palette *);
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void colour_palette_clear(struct colour_palette *);
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void colour_palette_free(struct colour_palette *);
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83
tty-keys.c
83
tty-keys.c
@ -59,6 +59,7 @@ static int tty_keys_device_attributes2(struct tty *, const char *, size_t,
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size_t *);
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static int tty_keys_extended_device_attributes(struct tty *, const char *,
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size_t, size_t *);
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static int tty_keys_colours(struct tty *, const char *, size_t, size_t *);
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/* A key tree entry. */
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struct tty_key {
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@ -719,6 +720,17 @@ tty_keys_next(struct tty *tty)
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goto partial_key;
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}
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/* Is this a colours response? */
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switch (tty_keys_colours(tty, buf, len, &size)) {
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case 0: /* yes */
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key = KEYC_UNKNOWN;
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goto complete_key;
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case -1: /* no, or not valid */
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break;
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case 1: /* partial */
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goto partial_key;
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}
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/* Is this a mouse key press? */
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switch (tty_keys_mouse(tty, buf, len, &size, &m)) {
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case 0: /* yes */
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@ -1278,7 +1290,7 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len,
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if (len == 3)
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return (1);
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/* Copy the rest up to a 'c'. */
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/* Copy the rest up to a c. */
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for (i = 0; i < (sizeof tmp); i++) {
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if (3 + i == len)
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return (1);
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@ -1352,7 +1364,7 @@ tty_keys_device_attributes2(struct tty *tty, const char *buf, size_t len,
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if (len == 3)
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return (1);
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/* Copy the rest up to a 'c'. */
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/* Copy the rest up to a c. */
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for (i = 0; i < (sizeof tmp); i++) {
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if (3 + i == len)
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return (1);
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@ -1433,7 +1445,7 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf,
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if (len == 4)
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return (1);
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/* Copy the rest up to a '\033\\'. */
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/* Copy the rest up to \033\. */
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for (i = 0; i < (sizeof tmp) - 1; i++) {
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if (4 + i == len)
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return (1);
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@ -1465,3 +1477,68 @@ tty_keys_extended_device_attributes(struct tty *tty, const char *buf,
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return (0);
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}
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/*
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* Handle foreground or background input. Returns 0 for success, -1 for
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* failure, 1 for partial.
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*/
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static int
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tty_keys_colours(struct tty *tty, const char *buf, size_t len, size_t *size)
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{
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struct client *c = tty->client;
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u_int i;
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char tmp[128];
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int n;
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*size = 0;
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if ((tty->flags & TTY_HAVEFG) && (tty->flags & TTY_HAVEBG))
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return (-1);
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/* First four bytes are always \033]1 and 0 or 1 and ;. */
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if (buf[0] != '\033')
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return (-1);
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if (len == 1)
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return (1);
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if (buf[1] != ']')
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return (-1);
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if (len == 2)
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return (1);
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if (buf[2] != '1')
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return (-1);
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if (len == 3)
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return (1);
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if (buf[3] != '0' && buf[3] != '1')
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return (-1);
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if (len == 4)
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return (1);
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if (buf[4] != ';')
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return (-1);
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if (len == 5)
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return (1);
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/* Copy the rest up to \033\. */
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for (i = 0; i < (sizeof tmp) - 1; i++) {
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if (5 + i == len)
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return (1);
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if (buf[5 + i - 1] == '\033' && buf[5 + i] == '\\')
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break;
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tmp[i] = buf[5 + i];
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}
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if (i == (sizeof tmp) - 1)
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return (-1);
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tmp[i - 1] = '\0';
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*size = 6 + i;
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n = colour_parseX11(tmp);
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if (n != -1 && buf[3] == '0') {
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log_debug("%s: foreground is %s", c->name, colour_tostring(n));
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tty->fg = n;
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tty->flags |= TTY_HAVEFG;
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} else if (n != -1) {
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log_debug("%s: background is %s", c->name, colour_tostring(n));
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tty->bg = n;
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tty->flags |= TTY_HAVEBG;
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}
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return (0);
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}
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10
tty.c
10
tty.c
@ -108,6 +108,7 @@ tty_init(struct tty *tty, struct client *c)
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tty->cstyle = SCREEN_CURSOR_DEFAULT;
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tty->ccolour = -1;
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tty->fg = tty->bg = -1;
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if (tcgetattr(c->fd, &tty->tio) != 0)
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return (-1);
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@ -286,7 +287,6 @@ tty_open(struct tty *tty, char **cause)
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evtimer_set(&tty->timer, tty_timer_callback, tty);
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tty_start_tty(tty);
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tty_keys_build(tty);
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return (0);
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@ -301,7 +301,7 @@ tty_start_timer_callback(__unused int fd, __unused short events, void *data)
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log_debug("%s: start timer fired", c->name);
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if ((tty->flags & (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA)) == 0)
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tty_update_features(tty);
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tty->flags |= (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA);
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tty->flags |= TTY_ALL_REQUEST_FLAGS;
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}
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void
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@ -369,8 +369,12 @@ tty_send_requests(struct tty *tty)
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tty_puts(tty, "\033[>c");
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if (~tty->flags & TTY_HAVEXDA)
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tty_puts(tty, "\033[>q");
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if (~tty->flags & TTY_HAVEFG)
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tty_puts(tty, "\033]10;?\033\\");
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if (~tty->flags & TTY_HAVEBG)
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tty_puts(tty, "\033]11;?\033\\");
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} else
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tty->flags |= (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA);
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tty->flags |= TTY_ALL_REQUEST_FLAGS;
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}
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void
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