From d7f4fef5996c6a4f93416b28b4334fae85889053 Mon Sep 17 00:00:00 2001
From: Thomas Dorsch <t.dorsch@ibgndt.de>
Date: Wed, 13 Aug 2025 07:19:01 +0000
Subject: [PATCH] Adding nvim-tree

---
 lua/custom/plugins/init.lua      |  4 +++
 lua/custom/plugins/nvim-tree.lua | 50 ++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 lua/custom/plugins/nvim-tree.lua

diff --git a/lua/custom/plugins/init.lua b/lua/custom/plugins/init.lua
index cfdcf3c2..fe02583e 100644
--- a/lua/custom/plugins/init.lua
+++ b/lua/custom/plugins/init.lua
@@ -3,6 +3,10 @@
 --
 -- See the kickstart.nvim README for more information
 
+-- Disabled netrw plugin, because we will use nvim-tree
+vim.g.loaded_netrw = 1
+vim.g.loaded_netrwPlugin = 1
+
 -- Set the blinking cursor settings
 vim.o.guicursor = 'n-v:block,i:ver25,r-cr-o:hor20,a:blinkwait700-blinkoff400-blinkon250'
 
diff --git a/lua/custom/plugins/nvim-tree.lua b/lua/custom/plugins/nvim-tree.lua
new file mode 100644
index 00000000..13cefc27
--- /dev/null
+++ b/lua/custom/plugins/nvim-tree.lua
@@ -0,0 +1,50 @@
+return {
+  'nvim-tree/nvim-tree.lua',
+  version = '*',
+  lazy = false,
+  dependencies = {
+    'nvim-tree/nvim-web-devicons',
+  },
+  config = function()
+    require('nvim-tree').setup {
+      filters = {
+        dotfiles = true,
+      },
+    }
+    -- Helper function to setup a custom keybindings when nvim-tree buffer is active
+    local function my_on_attach(bufnr)
+      local api = require 'nvim-tree.api'
+
+      local function opts(desc)
+        return { desc = 'nvim-tree: ' .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
+      end
+
+      -- default mappings
+      api.config.mappings.default_on_attach(bufnr)
+
+      -- add/overwrite custom mappings
+      vim.keymap.set('n', '?', api.tree.toggle_help, opts 'Help')
+    end
+
+    -- pass to setup along with your other options
+    require('nvim-tree').setup {
+      ---
+      on_attach = my_on_attach,
+      ---
+    }
+
+    -- fix the width of nvim tree if once adjusted.
+    require('nvim-tree').setup {
+      actions = {
+        open_file = {
+          quit_on_open = false, -- important: don't quit tree immediately
+          resize_window = false, -- prevent auto-resizing
+        },
+      },
+    }
+
+    -- Keybinding in "normal" vi mode
+    local anotherApi = require 'nvim-tree.api'
+    vim.keymap.set('n', '<leader>t', anotherApi.tree.toggle, { desc = 'Toogle nvim-tree' })
+  end,
+}