void (final boolean forceSynch) { try (AccessToken ignore = SlowOperations.knownIssue("IDEA-307701")) { final CardLayout cardLayout = (CardLayout)getLayout(); if (!showSelectedColumnProperties()) { final RadComponent[] selectedComponents = myComponentTree.getSelectedComponents(); if (selectedComponents.length >= 1) { cardLayout.show(this, INSPECTOR_CARD); myInspectorTable.synchWithTree(forceSynch); } else { List<RadButtonGroup> buttonGroups = myComponentTree.getSelectedElements(RadButtonGroup.class); if (buttonGroups.size() > 0) { showButtonGroupProperties(buttonGroups.get(0)); } else { cardLayout.show(this, EMPTY_CARD); } } } } }