1a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 2a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 3a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)// found in the LICENSE file. 4a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 5a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)#include "content/browser/startup_task_runner.h" 6a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 7a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)#include "base/bind.h" 8a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)#include "base/location.h" 9a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)#include "base/message_loop/message_loop.h" 10a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 11a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)namespace content { 12a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 13a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)StartupTaskRunner::StartupTaskRunner( 14a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) bool browser_may_start_asynchronously, 15a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) base::Callback<void(int)> const startup_complete_callback, 16a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> proxy) 17a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) : asynchronous_startup_(browser_may_start_asynchronously), 18a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) startup_complete_callback_(startup_complete_callback), 19a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) proxy_(proxy) {} 20a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 21a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)void StartupTaskRunner::AddTask(StartupTask& callback) { 22a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) task_list_.push_back(callback); 23a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)} 24a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 25a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)void StartupTaskRunner::StartRunningTasks() { 26a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) DCHECK(proxy_); 27a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) int result = 0; 28a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) if (asynchronous_startup_ && !task_list_.empty()) { 29a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) const base::Closure next_task = 30a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) base::Bind(&StartupTaskRunner::WrappedTask, this); 31a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) proxy_->PostNonNestableTask(FROM_HERE, next_task); 32a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } else { 33a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) for (std::list<StartupTask>::iterator it = task_list_.begin(); 34a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) it != task_list_.end(); 35a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) it++) { 36a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) result = it->Run(); 37a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) if (result > 0) { 38a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) break; 39a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 40a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 41a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) if (!startup_complete_callback_.is_null()) { 42a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) startup_complete_callback_.Run(result); 43a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 44a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 45a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)} 46a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 47a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)void StartupTaskRunner::WrappedTask() { 48a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) int result = task_list_.front().Run(); 49a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) task_list_.pop_front(); 50a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) if (result > 0 || task_list_.empty()) { 51a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) if (!startup_complete_callback_.is_null()) { 52a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) startup_complete_callback_.Run(result); 53a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 54a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } else { 55a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) const base::Closure next_task = 56a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) base::Bind(&StartupTaskRunner::WrappedTask, this); 57a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) proxy_->PostNonNestableTask(FROM_HERE, next_task); 58a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) } 59a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)} 60a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 61a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)StartupTaskRunner::~StartupTaskRunner() {} 62a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) 63a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)} // namespace content 64