patch 8.1.2292: v:mouse_winid not set on click in popup window Commit: https://github.com/vim/vim/commit/d002e411c60a231b7c136a84422b3d9bf7b8b4df Author: Bram Moolenaar <Bram@vim.org> Date: Mon Nov 11 21:45:05 2019 +0100 patch 8.1.2292: v:mouse_winid not set on click in popup window Problem: v:mouse_winid not set on click in popup window. Solution: Set v:mouse_winid. (closes https://github.com/vim/vim/issues/5171)