/** Sets the image of the {@link Treecell} it contains. * * <p>If treerow and treecell are not created, we automatically create it. * * <p>Notice that this method will create a treerow and treecell automatically * if they don't exist. Thus, you cannot attach a treerow to it again if * set an image or a label. */ public void setImage(String image) { autoTreerow().setImage(image); }