complete save to file action

src/Entity/Browser/Menu/File/Save.php

@@ -57,12 +57,15 @@ class Save
                 );
 
                 if (\GtkResponseType::APPLY == $dialog->run())
+                {
+                    if ($page = $this->file->menu->browser->container->tab->getPage())
                     {
                         file_put_contents(
                             $dialog->get_filename(),
-                        '' // @TODO get active tab content
+                            $page->content->data->raw
                         );
                     }
+                }
 
                 $dialog->destroy();
             }