Added Info message when no files are found in Find File

src/window.cc

@@ -711,6 +711,11 @@ void Window::set_menu_actions() {
       SelectionDialog::get()->add_row(row_str);
     }
     
+    if(paths->empty()) {
+      Info::get().print("No files found in current project");
+      return;
+    }
+  
     SelectionDialog::get()->on_select=[this, paths](const std::string &selected, bool hide_window) {
       auto it=paths->find(selected);
       if(it!=paths->end()) {