We only referesh previews if the branch that is toggled exists in a
descendant. This code could be further optimized, as noted in the
comments.
For relevant discussion, see the following ML thread:
https://www.mail-archive.com/search?l=mid&q=
20191209022030.d6gyy3abdectr3yz%40tallinn
// cur.forceBufferUpdate() is not enough
buf->updateBuffer();
}
+
+ // if branch exists in a descendant, update previews.
+ // TODO: only needed if "Show preview" is enabled in the included inset.
+ bool exists_in_desc = false;
+ for (auto const & it : buf->getDescendents()) {
+ if (it->params().branchlist().find(params_.branch))
+ exists_in_desc = true;
+ }
+ if (exists_in_desc) {
+ // TODO: ideally we would only update the previews of the
+ // specific children that have this branch directly or
+ // in one of their descendants
+ buf->removePreviews();
+ buf->updatePreviews();
+ }
break;
}
case LFUN_BRANCH_INVERT: