event.hpp

#pragma once
 
#include "libxr_cb.hpp"
#include "libxr_def.hpp"
#include "lockfree_list.hpp"
#include "rbt.hpp"
 
namespace LibXR
{
 
class Event
{
 public:
  using Callback = LibXR::Callback<uint32_t>;
 
  using CallbackList = LockFreeList *;
 
  Event();
 
  void Register(uint32_t event, const Callback &cb);
 
  void Active(uint32_t event);
 
  void ActiveFromCallback(CallbackList list, uint32_t event);
 
  CallbackList GetList(uint32_t event);
 
  void Bind(Event &sources, uint32_t source_event, uint32_t target_event);
 
 private:
  struct Block
  {
    uint32_t event;  
    Callback
        cb;  
  };
 
  RBTree<uint32_t> rbt_;  
};
 
}  // namespace LibXR