fix: window placement

also set filter to nil when filter is empty on insert leave

Author: kyazdani42

lua/nvim-tree/actions/init.lua

@@ -40,6 +40,7 @@ local M = {
     { key = "]c", action = "next_git_item" },
     { key = "-", action = "dir_up" },
     { key = "s", action = "system_open" },
+    { key = "f", action = "live_filter" },
     { key = "q", action = "close" },
     { key = "g?", action = "toggle_help" },
     { key = "W", action = "collapse_all" },
@@ -64,6 +65,7 @@ local keypress_funcs = {
   first_sibling = require("nvim-tree.actions.movements").sibling(-math.huge),
   full_rename = require("nvim-tree.actions.rename-file").fn(true),
   last_sibling = require("nvim-tree.actions.movements").sibling(math.huge),
+  live_filter = require("nvim-tree.live-filter").start_filtering,
   next_git_item = require("nvim-tree.actions.movements").find_git_item "next",
   next_sibling = require("nvim-tree.actions.movements").sibling(1),
   parent_node = require("nvim-tree.actions.movements").parent_node(false),

lua/nvim-tree/live-filter.lua

@@ -1,7 +1,6 @@
 -- TODO
 -- getting the node list should apply the filter first (for get_node_at_cursor for instance)
 -- custom configuration
--- placement bug with window (see todo/fixme)
 -- documentation
 -- more advanced matching algorithm
 -- asynchronous node discovery when folders are not yet loaded: (might involve performance issues -> max depth search could fix that)
@@ -36,6 +35,11 @@ function M.remove_overlay()
   a.nvim_win_close(overlay_winnr, { force = true })
   overlay_bufnr = nil
   overlay_winnr = nil
+
+  if M.filter == "" then
+    M.filter = nil
+    redraw()
+  end
 end
 
 local function record_char()
@@ -61,16 +65,13 @@ local function configure_buffer_overloay()
   a.nvim_buf_set_keymap(overlay_bufnr, "i", "<C-c>", "<cmd>lua require'nvim-tree.live-filter'.cancel_filter()<cr>", {})
 end
 
--- TODO/FIXME: find why it doesn't properly place the column when the screen is split...
-local function create_overlay(row, col)
+local function create_overlay()
   configure_buffer_overloay()
   overlay_winnr = a.nvim_open_win(overlay_bufnr, true, {
-    col = col + 2,
-    row = row,
-    relative = "win",
-    anchor = "NW",
-    win = view.get_winnr(),
-    width = 100,
+    col = 2,
+    row = 0,
+    relative = "cursor",
+    width = a.nvim_win_get_width(view.get_winnr()) - #M.prefix - 2,
     height = 1,
     border = "none",
     style = "minimal",
@@ -86,8 +87,9 @@ function M.start_filtering()
 
   redraw()
   local row = view.hide_root_folder or TreeExplorer.cwd == "/" and 1 or 2
-  a.nvim_win_set_cursor(view.get_winnr(), { row, #M.prefix })
-  create_overlay(row - 1, #M.prefix)
+  view.set_cursor { row, #M.prefix }
+  -- needs scheduling to let the cursor move before initializing the window
+  vim.schedule(create_overlay)
 end
 
 local function matches(node, filter)