protected void set_value_changed_handler(string name, value_changed_handler handler) // std::function<void(const char *)> &&handler); { get_entry(name).set_value_changed_handler(handler); }
public void set_value_changed_handler(value_changed_handler handler) { m_value_changed_handler = handler; } //std::function<void(const char *)> &&handler) { m_value_changed_handler = std::move(handler); }