// if the sketch is currently shown, make sure it is updated
//! \todo is there a better way than this of getting Duckmatic to update its stroke_list_?
if (checkbutton_show_sketch.get_active())
{
// if the sketch is currently shown, make sure it is updated
//! \todo is there a better way than this of getting Duckmatic to update its stroke_list_?
if (checkbutton_show_sketch.get_active())
{