synfigapp::ValueDesc value_desc(event.layer,"color");
if(!get_canvas_interface()->change_value(value_desc,ValueBase(synfigapp::Main::get_foreground_color())))
synfigapp::ValueDesc value_desc(event.layer,"color");
if(!get_canvas_interface()->change_value(value_desc,ValueBase(synfigapp::Main::get_foreground_color())))