feat: add float autoclose option

doc/nvim-tree-lua.txt

@@ -698,9 +698,13 @@ Window / buffer setup.
     Configuration options for floating window
 
         *nvim-tree.view.float.enable*
-        Display nvim-tree window as float (enforces |nvim-tree.actions.open_file.quit_on_open| if set).
+        Display nvim-tree window as float (enforces if set).
           Type: `boolean`, Default: `false`
 
+        *nvim-tree.view.float.quit_on_focus_loss
+        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.quit_on_focus_loss 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,
+      quit_on_focus_loss = true,
       open_win_config = {
         relative = "editor",
         border = "rounded",

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

@@ -267,7 +267,7 @@ function M.fn(mode, filename)
 end
 
 function M.setup(opts)
-  M.quit_on_open = opts.actions.open_file.quit_on_open or opts.view.float.enable
+  M.quit_on_open = opts.actions.open_file.quit_on_open
   M.resize_window = opts.actions.open_file.resize_window
   if opts.actions.open_file.window_picker.chars then
     opts.actions.open_file.window_picker.chars = tostring(opts.actions.open_file.window_picker.chars):upper()

lua/nvim-tree/live-filter.lua

@@ -25,7 +25,7 @@ local overlay_bufnr = nil
 local overlay_winnr = nil
 
 local function remove_overlay()
-  if view.View.float.enable then
+  if view.View.float.enable and view.View.float.quit_on_focus_loss then
     -- return to normal nvim-tree float behaviour when filter window is closed
     a.nvim_create_autocmd("WinLeave", {
       pattern = "NvimTree_*",