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Be more sophisticated about enabling synchronized updates when there is 

an overlay and treat it like the active pane (use for commands which
move the cursor only). When there is an overlay also use it for all
panes and not just the active pane. GitHub issue 2826.
pull/2851/head
nicm 2021-08-17 08:44:52 +00:00
parent 1a7eb6ca90
commit 41ababdf6c
2 changed files with 29 additions and 5 deletions
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17
screen-write.c
View File

@ -197,9 +197,20 @@ screen_write_initctx(struct screen_write_ctx *ctx, struct tty_ctx *ttyctx,
}
}
if (ctx->wp != NULL &&
(~ctx->flags & SCREEN_WRITE_SYNC) &&
(sync || ctx->wp != ctx->wp->window->active)) {
if (~ctx->flags & SCREEN_WRITE_SYNC) {
/*
* For the active pane or for an overlay (no pane), we want to
* only use synchronized updates if requested (commands that
* move the cursor); for other panes, always use it, since the
* cursor will have to move.
*/
if (ctx->wp != NULL) {
if (ctx->wp != ctx->wp->window->active)
ttyctx->num = 1;
else
ttyctx->num = sync;
} else
ttyctx->num = 0x10|sync;
tty_write(tty_cmd_syncstart, ttyctx);
ctx->flags |= SCREEN_WRITE_SYNC;
}

17
tty.c
View File

@ -2039,9 +2039,22 @@ tty_cmd_rawstring(struct tty *tty, const struct tty_ctx *ctx)
}
void
tty_cmd_syncstart(struct tty *tty, __unused const struct tty_ctx *ctx)
tty_cmd_syncstart(struct tty *tty, const struct tty_ctx *ctx)
{
tty_sync_start(tty);
if (ctx->num == 0x11) {
/*
* This is an overlay and a command that moves, the cursor so
* start synchronized updates.
*/
tty_sync_start(tty);
} else if (~ctx->num & 0x10) {
/*
* This is a pane. If there is an overlay, always start;
* otherwise, only if requested.
*/
if (ctx->num || tty->client->overlay_draw != NULL)
tty_sync_start(tty);
}
}
void