GENodeQueryManager manager = new GENodeQueryManager(explorerContext, null, null, TreeItemReference.create(treeItem.getParentItem()));\r
nodeContext = (NodeContext) treeItem.getData();\r
labeler = manager.query(nodeContext, BuiltinKeys.SELECTED_LABELER);\r
GENodeQueryManager manager = new GENodeQueryManager(explorerContext, null, null, TreeItemReference.create(treeItem.getParentItem()));\r
nodeContext = (NodeContext) treeItem.getData();\r
labeler = manager.query(nodeContext, BuiltinKeys.SELECTED_LABELER);\r