electron/shell/common/api/object_life_monitor.cc

40 lines
1 KiB
C++

// Copyright (c) 2013 GitHub, Inc.
// Copyright (c) 2012 Intel Corp. All rights reserved.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/common/api/object_life_monitor.h"
#include "base/bind.h"
namespace electron {
ObjectLifeMonitor::ObjectLifeMonitor(v8::Isolate* isolate,
v8::Local<v8::Object> target)
: target_(isolate, target) {
target_.SetWeak(this, OnObjectGC, v8::WeakCallbackType::kParameter);
}
ObjectLifeMonitor::~ObjectLifeMonitor() {
if (target_.IsEmpty())
return;
target_.ClearWeak();
target_.Reset();
}
// static
void ObjectLifeMonitor::OnObjectGC(
const v8::WeakCallbackInfo<ObjectLifeMonitor>& data) {
ObjectLifeMonitor* self = data.GetParameter();
self->target_.Reset();
self->RunDestructor();
data.SetSecondPassCallback(Free);
}
// static
void ObjectLifeMonitor::Free(
const v8::WeakCallbackInfo<ObjectLifeMonitor>& data) {
delete data.GetParameter();
}
} // namespace electron