sendForward method

void sendForward()

Implementation

void sendForward() {
  final selection = _selected.toList();
  if (selection.length == 1) {
    final key = selection.first;
    final index = nodes.indexWhere((e) => e.key == key);
    if (index == -1) return;
    if (index == nodes.length - 1) return;
    final current = nodes[index];
    nodes.removeAt(index);
    nodes.insert(index + 1, current);
    notifyListeners();
  }
}