private void expandToDepth(ActionContext context) {
		Object contextObject = context.getContextObject();
		GTree gTree = (GTree) contextObject;
		TreePath[] paths = gTree.getSelectionPaths();
		for (TreePath treePath : paths) {
			GTreeNode node = (GTreeNode) treePath.getLastPathComponent();
			gTree.runTask(new ExpandToDepthTask(gTree, node, recurseDepth.get()));
		}
	}
A variable used to restrict open-ended operations, like expanding all nodes or filtering.
Ghidra/Features/DecompilerDependent/src/main/java/ghidra/app/plugin/core/decompiler/taint/TaintSliceTreeProvider.java