nvim: init.vim: Open fuzzy search results in floating window

Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>

nvim/init.vim

@@ -482,3 +482,27 @@ nnoremap <silent> <Leader><Leader>se :call CscopeQuery('6')<CR>
 nnoremap <silent> <Leader><Leader>sf :call CscopeQuery('7')<CR>
 nnoremap <silent> <Leader><Leader>si :call CscopeQuery('8')<CR>
 nnoremap <silent> <Leader><Leader>sa :call CscopeQuery('9')<CR>
+
+" Adapted from https://www.reddit.com/r/neovim/comments/djmehv/im_probably_really_late_to_the_party_but_fzf_in_a/
+let g:skim_layout = { 'window': 'call FloatingSkim()' }
+
+function! FloatingSkim()
+  let buf = nvim_create_buf(v:false, v:true)
+  call setbufvar(buf, '&signcolumn', 'no')
+
+  let height = float2nr(&lines * 0.4)
+  let width = float2nr(&columns * 0.8)
+  let horizontal = float2nr((&columns - width) / 2)
+  let vertical = float2nr((&columns - width) / 2)
+
+  let opts = {
+        \ 'relative': 'editor',
+        \ 'row': vertical,
+        \ 'col': horizontal,
+        \ 'width': width,
+        \ 'height': height,
+        \ 'style': 'minimal'
+        \ }
+
+  call nvim_open_win(buf, v:true, opts)
+endfunction