Added actions.opts.use_sys_clipboard, [issue: 789 ] (#1141)

README.md

@@ -179,6 +179,7 @@ require'nvim-tree'.setup { -- BEGIN_DEFAULT_OPTS
     timeout = 400,
   },
   actions = {
+    use_system_clipboard = true,
     change_dir = {
       enable = true,
       global = false,

doc/nvim-tree-lua.txt

@@ -146,6 +146,7 @@ function.
         timeout = 400,
       },
       actions = {
+        use_system_clipboard = true,
         change_dir = {
           enable = true,
           global = false,
@@ -479,6 +480,13 @@ Here is a list of the options available in the setup call:
 			`filetype = { "notify", "packer", "qf", "diff", "fugitive", "fugitiveblame", },`
 			`buftype  = { "nofile", "terminal", "help", }`
 		`}`
+    
+    - |actions.use_system_clipboard|: A boolean value that toggle the use of system clipboard 
+      when copy/paste function are invoked.
+      When enabled, copied text will be stored in registers '+' (system), otherwise, it will be stored in '1' and '"'.
+	type: `boolean`
+	default: `true`
+	
 
 *nvim-tree.log*
 |log|: configuration for diagnostic logging

lua/nvim-tree.lua

@@ -371,6 +371,7 @@ local DEFAULT_OPTS = { -- BEGIN_DEFAULT_OPTS
     timeout = 400,
   },
   actions = {
+    use_system_clipboard = true,
     change_dir = {
       enable = true,
       global = false,

lua/nvim-tree/actions/copy-paste.lua

@@ -212,9 +212,15 @@ function M.print_clipboard()
 end
 
 local function copy_to_clipboard(content)
-  vim.fn.setreg("+", content)
-  vim.fn.setreg('"', content)
-  return a.nvim_out_write(string.format("Copied %s to system clipboard! \n", content))
+  if M.use_sys_clipboard == true then
+    vim.fn.setreg("+", content)
+    vim.fn.setreg('"', content)
+    return a.nvim_out_write(string.format("Copied %s to system clipboard! \n", content))
+  else
+    vim.fn.setreg('"', content)
+    vim.fn.setreg("1", content)
+    return a.nvim_out_write(string.format("Copied %s to neovim clipboard \n", content))
+  end
 end
 
 function M.copy_filename(node)
@@ -234,4 +240,8 @@ function M.copy_absolute_path(node)
   return copy_to_clipboard(content)
 end
 
+function M.setup(opts)
+  M.use_sys_clipboard = opts.actions.use_sys_clipboard
+end
+
 return M

lua/nvim-tree/actions/init.lua

@@ -226,6 +226,7 @@ function M.setup(opts)
   require("nvim-tree.actions.trash").setup(opts.trash)
   require("nvim-tree.actions.open-file").setup(opts)
   require("nvim-tree.actions.change-dir").setup(opts)
+  require("nvim-tree.actions.copy-paste").setup(opts)
 
   local user_map_config = (opts.view or {}).mappings or {}
   local options = vim.tbl_deep_extend("force", DEFAULT_MAPPING_CONFIG, user_map_config)