public DefaultMutableTreeNode addObject(
DefaultMutableTreeNode parent, MenuItem child, boolean shouldBeVisible) {
JscTreeNode childNode = new JscTreeNode(child);
if (parent == null) {
parent = rootNode;
}
// It is key to invoke this on the TreeModel, and NOT DefaultMutableTreeNode
treeModel.insertNodeInto(childNode, parent, parent.getChildCount());
// Make sure the user can see the lovely new node.
if (shouldBeVisible) {
tree.scrollPathToVisible(new TreePath(childNode.getPath()));
}
return childNode;
}
private DefaultMutableTreeNode findIDorURL(DefaultMutableTreeNode node, ID id, URL url) {
SearchTOCItem item = (SearchTOCItem) node.getUserObject();
if (item != null) {
ID testID = item.getID();
if (testID != null && id != null && testID.equals(id)) {
return node;
} else {
URL testURL = item.getURL();
if (testURL != null && url != null && url.sameFile(testURL)) {
return node;
}
}
}
int size = node.getChildCount();
for (int i = 0; i < size; i++) {
DefaultMutableTreeNode tmp = (DefaultMutableTreeNode) node.getChildAt(i);
DefaultMutableTreeNode test = findIDorURL(tmp, id, url);
if (test != null) {
return test;
}
}
return null;
}