public void expandAll() {
ResourceTreeModel model = (ResourceTreeModel) tree.getModel();
if (model != null) {
ResourceTreeFolder root = (ResourceTreeFolder) model.getRoot();
processAllNodes(tree, new TreePath(root), true);
}
}
public void collapseAll() {
ResourceTreeModel model = (ResourceTreeModel) tree.getModel();
if (model != null) {
ResourceTreeFolder root = (ResourceTreeFolder) model.getRoot();
processAllNodes(tree, new TreePath(root), false);
tree.expandPath(new TreePath(root)); // virtual root node is always expanded
}
}