currentBuilder.build(state); // just changes layout inside it, do not re-renders anything that not required
} else {
Layout layout = getActualLayout();
PlugsContainer container = layout.getPluggable(where).getContainer();
if (!(container instanceof HasStatesPanels)) throw new IllegalStateException("Container " + container + " at place " + where + " does not implements HasStatesPanels, so it can not change states");
HasStatesPanels panels = (HasStatesPanels)container;
// TODO: check if it is already in this state
Pluggable plug = panels.getViewFor(state);
plug.changeState(state);
layout.plug(where, plug);
}
}