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Change cursor style handling so tmux understands which sequences contain
blinking and sets the flag appropriately, means that it works whether cnorm disables blinking or not. GitHub issue 2682.
This commit is contained in:
Nicholas Marriott
parent
cf6034da92
commit
589d3eb48f
32
screen.c
32
screen.c
@ -80,7 +80,7 @@ screen_init(struct screen *s, u_int sx, u_int sy, u_int hlimit)
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s->titles = NULL;
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s->path = NULL;
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s->cstyle = 0;
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s->cstyle = SCREEN_CURSOR_DEFAULT;
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s->ccolour = xstrdup("");
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s->tabs = NULL;
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s->sel = NULL;
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@ -155,9 +155,35 @@ screen_reset_tabs(struct screen *s)
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void
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screen_set_cursor_style(struct screen *s, u_int style)
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{
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if (style <= 6) {
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s->cstyle = style;
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switch (style)
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{
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case 0:
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s->cstyle = SCREEN_CURSOR_DEFAULT;
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break;
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case 1:
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s->cstyle = SCREEN_CURSOR_BLOCK;
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s->mode |= MODE_BLINKING;
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break;
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case 2:
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s->cstyle = SCREEN_CURSOR_BLOCK;
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s->mode &= ~MODE_BLINKING;
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break;
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case 3:
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s->cstyle = SCREEN_CURSOR_UNDERLINE;
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s->mode |= MODE_BLINKING;
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break;
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case 4:
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s->cstyle = SCREEN_CURSOR_UNDERLINE;
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s->mode &= ~MODE_BLINKING;
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break;
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case 5:
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s->cstyle = SCREEN_CURSOR_BAR;
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s->mode |= MODE_BLINKING;
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break;
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case 6:
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s->cstyle = SCREEN_CURSOR_BAR;
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s->mode &= ~MODE_BLINKING;
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break;
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}
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}
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14
tmux.h
14
tmux.h
@ -795,6 +795,14 @@ struct style {
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enum style_default_type default_type;
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};
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/* Cursor style. */
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enum screen_cursor_style {
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SCREEN_CURSOR_DEFAULT,
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SCREEN_CURSOR_BLOCK,
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SCREEN_CURSOR_UNDERLINE,
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SCREEN_CURSOR_BAR
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};
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/* Virtual screen. */
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struct screen_sel;
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struct screen_titles;
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@ -808,8 +816,8 @@ struct screen {
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u_int cx; /* cursor x */
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u_int cy; /* cursor y */
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u_int cstyle; /* cursor style */
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char *ccolour; /* cursor colour string */
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enum screen_cursor_style cstyle; /* cursor style */
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char *ccolour; /* cursor colour */
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u_int rupper; /* scroll region top */
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u_int rlower; /* scroll region bottom */
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@ -1297,7 +1305,7 @@ struct tty {
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u_int cx;
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u_int cy;
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u_int cstyle;
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enum screen_cursor_style cstyle;
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char *ccolour;
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int oflag;
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117
tty.c
117
tty.c
@ -98,7 +98,7 @@ tty_init(struct tty *tty, struct client *c)
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memset(tty, 0, sizeof *tty);
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tty->client = c;
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tty->cstyle = 0;
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tty->cstyle = SCREEN_CURSOR_DEFAULT;
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tty->ccolour = xstrdup("");
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if (tcgetattr(c->fd, &tty->tio) != 0)
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@ -392,10 +392,10 @@ tty_stop_tty(struct tty *tty)
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tty_raw(tty, tty_term_string(tty->term, TTYC_SGR0));
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tty_raw(tty, tty_term_string(tty->term, TTYC_RMKX));
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tty_raw(tty, tty_term_string(tty->term, TTYC_CLEAR));
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if (tty_term_has(tty->term, TTYC_SS) && tty->cstyle != 0) {
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if (tty->cstyle != SCREEN_CURSOR_DEFAULT) {
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if (tty_term_has(tty->term, TTYC_SE))
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tty_raw(tty, tty_term_string(tty->term, TTYC_SE));
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else
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else if (tty_term_has(tty->term, TTYC_SS))
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tty_raw(tty, tty_term_string1(tty->term, TTYC_SS, 0));
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}
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if (tty->mode & MODE_BRACKETPASTE)
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@ -657,11 +657,9 @@ tty_force_cursor_colour(struct tty *tty, const char *ccolour)
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void
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tty_update_mode(struct tty *tty, int mode, struct screen *s)
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{
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struct client *c = tty->client;
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int changed;
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if (s != NULL && strcmp(s->ccolour, tty->ccolour) != 0)
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tty_force_cursor_colour(tty, s->ccolour);
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struct client *c = tty->client;
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int changed;
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enum screen_cursor_style cstyle = tty->cstyle;
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if (tty->flags & TTY_NOCURSOR)
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mode &= ~MODE_CURSOR;
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@ -670,38 +668,83 @@ tty_update_mode(struct tty *tty, int mode, struct screen *s)
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if (changed != 0)
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log_debug("%s: update mode %x to %x", c->name, tty->mode, mode);
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/*
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* The cursor blinking flag can be reset by setting the cursor style, so
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* set the style first.
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*/
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if (s != NULL && tty->cstyle != s->cstyle) {
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if (tty_term_has(tty->term, TTYC_SS)) {
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if (s->cstyle == 0 && tty_term_has(tty->term, TTYC_SE))
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tty_putcode(tty, TTYC_SE);
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else
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tty_putcode1(tty, TTYC_SS, s->cstyle);
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}
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tty->cstyle = s->cstyle;
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changed |= (MODE_CURSOR|MODE_BLINKING);
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if (s != NULL) {
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if (strcmp(s->ccolour, tty->ccolour) != 0)
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tty_force_cursor_colour(tty, s->ccolour);
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cstyle = s->cstyle;
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}
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/*
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* Cursor invisible (RM ?25) overrides cursor blinking (SM ?12 or RM
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* 34), and we need to be careful not send cnorm after cvvis since it
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* can undo it.
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*/
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if (changed & (MODE_CURSOR|MODE_BLINKING)) {
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log_debug("%s: cursor %s, %sblinking", __func__,
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(mode & MODE_CURSOR) ? "on" : "off",
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(mode & MODE_BLINKING) ? "" : "not ");
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if (~mode & MODE_CURSOR)
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if (~mode & MODE_CURSOR) {
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/* Cursor now off - set as invisible. */
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if (changed & MODE_CURSOR)
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tty_putcode(tty, TTYC_CIVIS);
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else if (mode & MODE_BLINKING) {
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tty_putcode(tty, TTYC_CNORM);
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if (tty_term_has(tty->term, TTYC_CVVIS))
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} else if ((changed & (MODE_CURSOR|MODE_BLINKING)) ||
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cstyle != tty->cstyle) {
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/*
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* Cursor now on, blinking flag changed or style changed. Start
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* by setting the cursor to normal.
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*/
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tty_putcode(tty, TTYC_CNORM);
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switch (cstyle) {
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case SCREEN_CURSOR_DEFAULT:
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/*
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* If the old style wasn't default, then reset it to
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* default.
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*/
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if (tty->cstyle != SCREEN_CURSOR_DEFAULT) {
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if (tty_term_has(tty->term, TTYC_SE))
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tty_putcode(tty, TTYC_SE);
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else
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tty_putcode1(tty, TTYC_SS, 0);
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}
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/* Set the cursor as very visible if necessary. */
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if (mode & MODE_BLINKING)
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tty_putcode(tty, TTYC_CVVIS);
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} else
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tty_putcode(tty, TTYC_CNORM);
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break;
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case SCREEN_CURSOR_BLOCK:
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/*
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* Set style to either block blinking (1) or steady (2)
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* if supported, otherwise just check the blinking
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* flag.
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*/
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if (tty_term_has(tty->term, TTYC_SS)) {
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if (mode & MODE_BLINKING)
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tty_putcode1(tty, TTYC_SS, 1);
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else
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tty_putcode1(tty, TTYC_SS, 2);
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} else if (mode & MODE_BLINKING)
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tty_putcode(tty, TTYC_CVVIS);
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break;
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case SCREEN_CURSOR_UNDERLINE:
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/*
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* Set style to either underline blinking (3) or steady
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* (4) if supported, otherwise just check the blinking
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* flag.
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*/
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if (tty_term_has(tty->term, TTYC_SS)) {
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if (mode & MODE_BLINKING)
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tty_putcode1(tty, TTYC_SS, 3);
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else
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tty_putcode1(tty, TTYC_SS, 4);
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} else if (mode & MODE_BLINKING)
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tty_putcode(tty, TTYC_CVVIS);
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break;
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case SCREEN_CURSOR_BAR:
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/*
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* Set style to either bar blinking (5) or steady (6)
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* if supported, otherwise just check the blinking
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* flag.
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*/
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if (tty_term_has(tty->term, TTYC_SS)) {
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if (mode & MODE_BLINKING)
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tty_putcode1(tty, TTYC_SS, 5);
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else
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tty_putcode1(tty, TTYC_SS, 6);
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} else if (mode & MODE_BLINKING)
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tty_putcode(tty, TTYC_CVVIS);
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break;
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}
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tty->cstyle = cstyle;
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}
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if ((changed & ALL_MOUSE_MODES) &&
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