fix: window picker bug on global statusline (#1098)

Author: ichigozero

lua/nvim-tree/actions/open-file.lua

@@ -58,6 +58,19 @@ local function pick_window()
   local laststatus = vim.o.laststatus
   vim.o.laststatus = 2
 
+  if laststatus == 3 then
+    local ok_status, statusline = pcall(api.nvim_win_get_option, tree_winid, "statusline")
+    local ok_hl, winhl = pcall(api.nvim_win_get_option, tree_winid, "winhl")
+
+    win_opts[tree_winid] = {
+      statusline = ok_status and statusline or "",
+      winhl = ok_hl and winhl or "",
+    }
+
+    api.nvim_win_set_option(tree_winid, "statusline", " ")
+    api.nvim_win_set_option(tree_winid, "winhl", "StatusLine:NvimTreeWindowPicker")
+  end
+
   -- Setup UI
   for _, id in ipairs(selectable) do
     local char = M.window_picker.chars:sub(i, i)
@@ -92,6 +105,12 @@ local function pick_window()
     end
   end
 
+  if laststatus == 3 then
+    for opt, value in pairs(win_opts[tree_winid]) do
+      api.nvim_win_set_option(tree_winid, opt, value)
+    end
+  end
+
   vim.o.laststatus = laststatus
 
   return win_map[resp]