center, don't expand plugin widgets

diff --git a/gtk2_ardour/lv2_plugin_ui.cc b/gtk2_ardour/lv2_plugin_ui.cc
index 141f437f4cdadbc21c7d8fcc4fc2ab179e9ed454..9d7f8dad6a382ba0bf4996683ebb0ea85b3491d6 100644 (file)
--- a/gtk2_ardour/lv2_plugin_ui.cc
+++ b/gtk2_ardour/lv2_plugin_ui.cc
@@ -253,6 +253,7 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title)
                _ardour_buttons_box.show_all();
 
                _gui_widget = Gtk::manage((container = new Gtk::Alignment()));
+               container->set (.5, .5, 0, 0);
                pack_start(*_gui_widget, true, true);
                _gui_widget->show();