void (@Nullable NamedConfigurable configurable) { myDetails.setText(configurable != null ? configurable.getBannerSlogan() : null); myCurrentConfigurable = configurable; if (configurable != null) { final JComponent comp = configurable.createComponent(); if (comp == null) { setEmpty(); LOG.error("createComponent() returned null. configurable=" + configurable); } else { myDetails.setContent(comp); ensureInitialized(configurable); myHistory.pushPlaceForElement(TREE_OBJECT, configurable.getEditableObject()); } } else { setEmpty(); } }