/** Refresh the expansion (recursive function) */
public void expandRefresh(TreeTableNode moved) {
if (moved instanceof TaskNode) {
Task movedTask = (Task) moved.getUserObject();
if (movedTask.getExpand()) {
getTreeTable().getTree().expandPath(TreeUtil.createPath(moved));
}
for (int i = 0; i < moved.getChildCount(); i++) {
expandRefresh(moved.getChildAt(i));
}
}
}
@Override
public void treeExpanded(TreeExpansionEvent e) {
if (area != null) {
area.repaint();
}
DefaultMutableTreeTableNode node =
(DefaultMutableTreeTableNode) (e.getPath().getLastPathComponent());
Task task = (Task) node.getUserObject();
task.setExpand(true);
myProject.setAskForSave(true);
}
@Override
public void applyPreservingExpansionState(Task rootTask, Predicate<Task> callable) {
MutableTreeTableNode rootNode = getNode(rootTask);
List<MutableTreeTableNode> subtree = TreeUtil.collectSubtree(rootNode);
Collections.reverse(subtree);
LinkedHashMap<Task, Boolean> states = Maps.newLinkedHashMap();
for (MutableTreeTableNode node : subtree) {
Task t = (Task) node.getUserObject();
states.put(t, t.getExpand());
}
callable.apply(rootTask);
for (Map.Entry<Task, Boolean> state : states.entrySet()) {
setExpanded(state.getKey(), state.getValue());
}
}
