That is the default element set for a JTree IIRC.<BR><BR>I think the proper way to manipulate the tree is by creating your own DefaultTreeModel instance, and adding TreeNodes and stuff to it ...

by John Zukowski Over the ages, drag and drop with the Swing component set has changed considerably. Early versions had a basic API in the java.awt.dnd package (with support from java.awt ...

For the JTree in Figure 1, I adapt the objects in the tree (UIComponent s) to Swing, so a JTree instance can manipulate them. Considering the amount of code that sits behind JTree, this simple ...