public void nodeAdded(String fqn) {
MyNode n, p;
n = root.add(fqn);
if (n != null) {
p = (MyNode) n.getParent();
tree_model.reload(p);
jtree.scrollPathToVisible(new TreePath(n.getPath()));
}
}
@Override
public void selectUsages(@NotNull Usage[] usages) {
List<TreePath> paths = new LinkedList<TreePath>();
for (Usage usage : usages) {
final UsageNode node = myUsageNodes.get(usage);
if (node != NULL_NODE && node != null) {
paths.add(new TreePath(node.getPath()));
}
}
myTree.setSelectionPaths(paths.toArray(new TreePath[paths.size()]));
if (!paths.isEmpty()) myTree.scrollPathToVisible(paths.get(0));
}
/**
* Processes an idChanged event. Search is different from all other navigators in that you while
* search tree is synchronized the highlighting doesn't occur unless selected from the search
* navigator.
*/
public void idChanged(HelpModelEvent e) {
ID id = e.getID();
URL url = e.getURL();
HelpModel helpModel = searchnav.getModel();
debug("idChanged(" + e + ")");
if (e.getSource() != helpModel) {
debug("Internal inconsistency!");
debug(" " + e.getSource() + " != " + helpModel);
throw new Error("Internal error");
}
TreePath s = tree.getSelectionPath();
if (s != null) {
Object o = s.getLastPathComponent();
// should require only a TreeNode
if (o instanceof DefaultMutableTreeNode) {
DefaultMutableTreeNode tn = (DefaultMutableTreeNode) o;
SearchTOCItem item = (SearchTOCItem) tn.getUserObject();
if (item != null) {
ID nId = item.getID();
if (nId != null && nId.equals(id)) {
return;
}
}
}
}
DefaultMutableTreeNode node = findIDorURL(topNode, id, url);
if (node == null) {
// node doesn't exist. Need to clear the selection.
debug("node didn't exist");
tree.clearSelection();
return;
}
TreePath path = new TreePath(node.getPath());
tree.expandPath(path);
tree.setSelectionPath(path);
tree.scrollPathToVisible(path);
}
