cc/base/thread_impl.h

   1 // Copyright 2011 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 #ifndef CC_BASE_THREAD_IMPL_H_
   6 #define CC_BASE_THREAD_IMPL_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop_proxy.h"
  11 #include "cc/base/cc_export.h"
  12 #include "cc/base/thread.h"
  13
  14 namespace cc {
  15
  16 // Implements cc::Thread in terms of base::MessageLoopProxy.
  17 class CC_EXPORT ThreadImpl : public Thread {
  18  public:
  19   // Creates a ThreadImpl wrapping the current thread.
  20   static scoped_ptr<cc::Thread> CreateForCurrentThread();
  21
  22   // Creates a Thread wrapping a non-current thread.
  23   static scoped_ptr<cc::Thread> CreateForDifferentThread(
  24       scoped_refptr<base::MessageLoopProxy> thread);
  25
  26   virtual ~ThreadImpl();
  27
  28   virtual void PostTask(base::Closure cb) OVERRIDE;
  29   virtual void PostDelayedTask(base::Closure cb, base::TimeDelta delay)
  30       OVERRIDE;
  31   virtual bool BelongsToCurrentThread() const OVERRIDE;
  32
  33  private:
  34   explicit ThreadImpl(scoped_refptr<base::MessageLoopProxy> thread);
  35
  36   scoped_refptr<base::MessageLoopProxy> thread_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(ThreadImpl);
  39 };
  40
  41 }  // namespace cc
  42
  43 #endif  // CC_BASE_THREAD_IMPL_H_