private bool addToModel_(BCOM.ModelReference model = null)
{
model = model ?? App.ActiveModelReference;
BCOM.Level level = ElementHelper.GetOrCreateLevel(LevelName);
App.ActiveSettings.SetByLevel(level);
BCOM.Element element;
FrameList.GetElement(out element);
if (element.ID != 0 && element.ModelReference == model)
{
return(true);
}
FrameList.AddToModel(model);
FrameList.GetElement(out element);
bool res = element.ID != 0;
return(res);
}