# [ref_impl_eiffel] [1522] The class explorer now does something quite cool - from the context menu on any class node that has subtypes , choose a subtype, and it re-writes the tree from that point down. **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2011-07-08 17:02 UTC **Views:** 3 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-1522-the-class-explorer-now-does-something-quite-cool-from-the-context-menu-on-any-class-node-that-has-subtypes-choose-a-subtype-and-it-re-writes-the-tree-from-that-point-down/14085 --- ## Post #1 by @svn1 Revision: 1522 Author: thomas\.beale Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-1522-the-class-explorer-now-does-something-quite-cool-from-the-context-menu-on-any-class-node-that-has-subtypes-choose-a-subtype-and-it-re-writes-the-tree-from-that-point-down/14085 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-1522-the-class-explorer-now-does-something-quite-cool-from-the-context-menu-on-any-class-node-that-has-subtypes-choose-a-subtype-and-it-re-writes-the-tree-from-that-point-down/14085