#include <queue>
#include <future>

class ThreadManager {
  std::queue<std::function<void()>> _tasks;

public:
  template<class F>
  void futureTask(F&& f) {
    // the idea here is to package a task, and push it
    _tasks.push([] {});
  }
};

class Runner {
 public:

  Runner() {
    ThreadManager tm;
    auto runFn = std::bind(&Runner::run, this);
    tm.futureTask(std::move(runFn));
  }

  void run() {
    // do some stuff
  }
};

int main() {
  Runner r;
  r.run();
  return 0;
}