@Override
	public void close() {
		super.close();
		removeWorkPanel();
		if (treePanel != null) {
			treePanel.dispose();
		}
		treePanel = null;
	}
Select the node that corresponds to the given domain file.
@param file the file
Ghidra/Features/Base/src/main/java/ghidra/framework/main/AbstractDataTreeDialog.java