patch 8.1.1525: cannot move a popup window with the mouse commit https://github.com/vim/vim/commit/b53fb31a1e27a806396e38592055cfb3ebf43cf9 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 13 23:59:52 2019 +0200 patch 8.1.1525: cannot move a popup window with the mouse Problem: Cannot move a popup window with the mouse. Solution: Add the "drag" property and make it possible to drag a popup window by its border.

" Vim filetype plugin file
" Language:             readline(3) configuration file
" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
" Latest Revision:      2008-07-09

if exists("b:did_ftplugin")
  finish
endif
let b:did_ftplugin = 1

let s:cpo_save = &cpo
set cpo&vim

let b:undo_ftplugin = "setl com< cms< fo<"

setlocal comments=:# commentstring=#\ %s formatoptions-=t formatoptions+=croql

let &cpo = s:cpo_save
unlet s:cpo_save