void (Object anObject) { if (!(anObject instanceof JdkComboBoxItem)) return; if (!(anObject instanceof InnerComboBoxItem)) return; SdkListItem innerItem = ((InnerComboBoxItem)anObject).getItem(); if (!myInnerModel.getItems().contains(innerItem)) return; mySelectedItem = (JdkComboBoxItem)anObject; fireContentsChanged(this, -1, -1); }