protected TreePath getPath() {
if (node == null) return null;
if (isNodeParentNode)
return node.getTreePath()
.pathByAddingChild(treeModel.getChild(node.getUserObject(), childIndex));
return node.path;
}
/** Messaged to set the user object. This resets the path. */
public void setUserObject(Object o) {
super.setUserObject(o);
if (path != null) {
FHTreeStateNode parent = (FHTreeStateNode) getParent();
if (parent != null) resetChildrenPaths(parent.getTreePath());
else resetChildrenPaths(null);
}
}
/** @return next visible TreePath. */
public TreePath nextElement() {
if (!hasMoreElements()) throw new NoSuchElementException("No more visible paths");
TreePath retObject;
if (nextIndex == -1) retObject = parent.getTreePath();
else {
FHTreeStateNode node = parent.getChildAtModelIndex(nextIndex);
if (node == null)
retObject =
parent
.getTreePath()
.pathByAddingChild(treeModel.getChild(parent.getUserObject(), nextIndex));
else retObject = node.getTreePath();
}
updateNextObject();
return retObject;
}
/** Removes the mapping for a previously added node. */
private void removeMapping(FHTreeStateNode node) {
treePathMapping.remove(node.getTreePath());
}
/** Adds a mapping for node. */
private void addMapping(FHTreeStateNode node) {
treePathMapping.put(node.getTreePath(), node);
}
