1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/message_loop/message_loop_proxy_impl.h" 6 7 #include "base/location.h" 8 #include "base/logging.h" 9 #include "base/message_loop/incoming_task_queue.h" 10 #include "base/message_loop/message_loop.h" 11 12 namespace base { 13 namespace internal { 14 15 MessageLoopProxyImpl::MessageLoopProxyImpl( 16 scoped_refptr<IncomingTaskQueue> incoming_queue) 17 : incoming_queue_(incoming_queue), 18 valid_thread_id_(PlatformThread::CurrentId()) { 19 } 20 21 bool MessageLoopProxyImpl::PostDelayedTask( 22 const tracked_objects::Location& from_here, 23 const base::Closure& task, 24 base::TimeDelta delay) { 25 DCHECK(!task.is_null()) << from_here.ToString(); 26 return incoming_queue_->AddToIncomingQueue(from_here, task, delay, true); 27 } 28 29 bool MessageLoopProxyImpl::PostNonNestableDelayedTask( 30 const tracked_objects::Location& from_here, 31 const base::Closure& task, 32 base::TimeDelta delay) { 33 DCHECK(!task.is_null()) << from_here.ToString(); 34 return incoming_queue_->AddToIncomingQueue(from_here, task, delay, false); 35 } 36 37 bool MessageLoopProxyImpl::RunsTasksOnCurrentThread() const { 38 return valid_thread_id_ == PlatformThread::CurrentId(); 39 } 40 41 MessageLoopProxyImpl::~MessageLoopProxyImpl() { 42 } 43 44 } // namespace internal 45 46 scoped_refptr<MessageLoopProxy> 47 MessageLoopProxy::current() { 48 MessageLoop* cur_loop = MessageLoop::current(); 49 if (!cur_loop) 50 return NULL; 51 return cur_loop->message_loop_proxy(); 52 } 53 54 } // namespace base 55
