feat: add float autoclose option

Author: emmanueltouzery

doc/nvim-tree-lua.txt

@@ -701,6 +701,10 @@ Window / buffer setup.
         Display nvim-tree window as float (enforces |nvim-tree.actions.open_file.quit_on_open| if set).
           Type: `boolean`, Default: `false`
 
+        *nvim-tree.view.float.autoclose
+        When in floating mode, autoclose the popup when the popup loses the focus.
+          Type: `boolean`, Default: `true`
+
         *nvim-tree.view.float.open_win_config*
         Floating window config. See |nvim_open_win| for more details.
           Type: `table` or `function` that returns a table, Default:

lua/nvim-tree.lua

@@ -418,7 +418,7 @@ local function setup_autocommands(opts)
     })
   end
 
-  if opts.view.float.enable then
+  if opts.view.float.enable and opts.view.float.autoclose then
     create_nvim_tree_autocmd("WinLeave", { pattern = "NvimTree_*", callback = view.close })
   end
 end
@@ -463,6 +463,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
     },
     float = {
       enable = false,
+      autoclose = true,
       open_win_config = {
         relative = "editor",
         border = "rounded",