romandev

public class LifeCycleDelegateDialog extends Dialog {
    interface LifeCycleDelegate {
        default void onDismiss() {}
        default void onResume() {}
        default void onPause() {}
        ...
   }
    private LifeCycleDelegate mDelegate;

    public void setDelegate(LifeCycleDelegate delegate) {

romandev

#ifndef COROUTINE_H_
#define COROUTINE_H_

#include <memory>
#include "base/bind.h"

using Coroutine = std::function<void(void*, void*)>;

#define co_resume_with_data(coroutine, result_ref) \
  (*coroutine)(coroutine, result_ref)