Use custom statusline for quickfix windows

.config/nvim/after/ftplugin/qf.lua

@@ -0,0 +1,2 @@
+vim.g.qf_disable_statusline = 1
+vim.wo.statusline = " %q%{exists('w:quickfix_title')? ' '.w:quickfix_title : ''}%= [%l/%L] "

.config/nvim/init.lua

@@ -202,6 +202,8 @@ local statusline_autocmds = vim.api.nvim_create_augroup("Statusline", {
   clear = true,
 })
 
+vim.o.statusline = "%!v:lua.require('helpers.statusline').get()"
+
 vim.api.nvim_create_autocmd({ "WinEnter", "BufEnter" }, {
   group = statusline_autocmds,
   pattern = "*",

.config/nvim/lua/helpers/statusline.lua

@@ -26,6 +26,10 @@ local grouped = function(s)
 end
 
 M.get = function(opts)
+  if vim.bo.filetype == "qf" then
+    return vim.wo.statusline
+  end
+
   local statusline = {}
 
   table.insert(statusline, grouped(" %f"))