@Override
protected Node[] createNodes(Object arg0) {
for (Group g : registeredGroups) {
g.getChangedEvent().removeListener(this);
}
registeredGroups.clear();
Pair<String, List<Group>> p = (Pair<String, List<Group>>) arg0;
if (p.getLeft().length() == 0) {
List<Node> curNodes = new ArrayList<Node>();
for (Group g : p.getRight()) {
for (InputGraph graph : g.getGraphs()) {
curNodes.add(new GraphNode(graph));
}
g.getChangedEvent().addListener(this);
registeredGroups.add(g);
}
Node[] result = new Node[curNodes.size()];
for (int i = 0; i < curNodes.size(); i++) {
result[i] = curNodes.get(i);
}
return result;
} else {
return new Node[] {
new FolderNode(p.getLeft(), parent.organizer, parent.subFolders, p.getRight())
};
}
}
public InputGraph getSecondSnapshot() {
return group.getGraphs().get(model.getSecondPosition());
}
public InputGraph getFirstSnapshot() {
return group.getGraphs().get(model.getFirstPosition());
}