electron/atom/common/api/object_life_monitor.h

// Copyright (c) 2013 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.

#ifndef ATOM_COMMON_API_OBJECT_LIFE_MONITOR_H_
#define ATOM_COMMON_API_OBJECT_LIFE_MONITOR_H_

#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "v8/include/v8.h"

namespace atom {

class ObjectLifeMonitor {
 public:
  static void BindTo(v8::Isolate* isolate,
                     v8::Local<v8::Object> target,
                     v8::Local<v8::Function> destructor);

 private:
  ObjectLifeMonitor(v8::Isolate* isolate,
                    v8::Local<v8::Object> target,
                    v8::Local<v8::Function> destructor);

  static void OnObjectGC(const v8::WeakCallbackInfo<ObjectLifeMonitor>& data);
  static void Free(const v8::WeakCallbackInfo<ObjectLifeMonitor>& data);

  void RunCallback();

  v8::Isolate* isolate_;
  v8::Global<v8::Context> context_;
  v8::Global<v8::Object> target_;
  v8::Global<v8::Function> destructor_;

  base::WeakPtrFactory<ObjectLifeMonitor> weak_ptr_factory_;

  DISALLOW_COPY_AND_ASSIGN(ObjectLifeMonitor);
};

}  // namespace atom

#endif  // ATOM_COMMON_API_OBJECT_LIFE_MONITOR_H_