gfx/ipc/VsyncIOThreadHolder.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_gfx_ipc_VsyncIOThreadHolder_h
   8 #define mozilla_gfx_ipc_VsyncIOThreadHolder_h
   9
  10 #include "mozilla/RefPtr.h"
  11 #include "nsIThread.h"
  12 #include "nsThreadUtils.h"
  13
  14 namespace mozilla {
  15 namespace gfx {
  16
  17 class VsyncIOThreadHolder final {
  18  public:
  19   VsyncIOThreadHolder();
  20
  21   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(VsyncIOThreadHolder)
  22
  23   bool Start();
  24
  25   RefPtr<nsIThread> GetThread() const;
  26
  27   bool IsOnCurrentThread() const { return mThread->IsOnCurrentThread(); }
  28
  29   void Dispatch(already_AddRefed<nsIRunnable> task) {
  30     mThread->Dispatch(std::move(task), NS_DISPATCH_NORMAL);
  31   }
  32
  33  private:
  34   ~VsyncIOThreadHolder();
  35
  36  private:
  37   RefPtr<nsIThread> mThread;
  38 };
  39
  40 }  // namespace gfx
  41 }  // namespace mozilla
  42
  43 #endif  // mozilla_gfx_ipc_VsyncIOThreadHolder_h