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Sync OpenBSD patchset 1070:

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On xterm 271 and later, put the terminal into SCL 5 and use DECCRA for
scrolling the region in panes (if the large region check isn't
hit). With help from Ailin Nemui.
This commit is contained in:
Tiago Cunha
2012-03-18 02:25:26 +00:00
parent 0f9f30de2e
commit df31f1dfc9
3 changed files with 44 additions and 5 deletions
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3
tmux.h
View File

@@ -1468,8 +1468,9 @@ void tty_putc(struct tty *, u_char);
void tty_pututf8(struct tty *, const struct grid_utf8 *);
void tty_init(struct tty *, int, char *);
int tty_resize(struct tty *);
int tty_set_size(struct tty *tty, u_int sx, u_int sy);
int tty_set_size(struct tty *, u_int, u_int);
void tty_start_tty(struct tty *);
void tty_set_version(struct tty *, u_int);
void tty_stop_tty(struct tty *);
void tty_set_title(struct tty *, const char *);
void tty_update_mode(struct tty *, int, struct screen *);

3
tty-keys.c
View File

@@ -728,8 +728,7 @@ tty_keys_device(struct tty *tty, const char *buf, size_t len, size_t *size)
a = b = 0;
log_debug("received xterm version %u", b);
if (tty->xterm_version == 0)
tty->xterm_version = b;
tty_set_version(tty, b);
return (0);
}

39
tty.c
View File

@@ -234,6 +234,27 @@ tty_start_tty(struct tty *tty)
tty_force_cursor_colour(tty, "");
}
void
tty_set_version(struct tty *tty, u_int version)
{
if (tty->xterm_version != 0)
return;
tty->xterm_version = version;
if (tty->xterm_version > 270) {
tty_puts(tty, "\033[65;1\"p");
tty_putcode(tty, TTYC_RMACS);
memcpy(&tty->cell, &grid_default_cell, sizeof tty->cell);
tty->cx = UINT_MAX;
tty->cy = UINT_MAX;
tty->rupper = UINT_MAX;
tty->rlower = UINT_MAX;
}
}
void
tty_stop_tty(struct tty *tty)
{
@@ -276,6 +297,9 @@ tty_stop_tty(struct tty *tty)
tty_raw(tty, "\033[?1000l");
tty_raw(tty, tty_term_string(tty->term, TTYC_RMCUP));
if (tty->xterm_version > 270)
tty_raw(tty, "\033[61;1\"p");
}
void
@@ -844,12 +868,27 @@ tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
{
struct window_pane *wp = ctx->wp;
struct screen *s = wp->screen;
char tmp[64];
if (ctx->ocy != ctx->orlower)
return;
if (ctx->xoff != 0 || screen_size_x(s) < tty->sx ||
!tty_term_has(tty->term, TTYC_CSR)) {
if (tty_large_region(tty, ctx))
wp->flags |= PANE_REDRAW;
else if (tty->xterm_version > 270) {
snprintf(tmp, sizeof tmp,
"\033[%u;%u;%u;%u;1;%u;%u;1$v",
ctx->yoff + ctx->orupper + 2,
ctx->xoff + 1,
ctx->yoff + ctx->orlower + 1,
ctx->xoff + screen_size_x(s),
ctx->yoff + ctx->orupper + 1,
ctx->xoff + 1);
tty_puts(tty, tmp);
tty_cmd_clearline(tty, ctx);
} else
tty_redraw_region(tty, ctx);
return;
}