| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PDF_TIMER_H_ |
| #define PDF_TIMER_H_ |
| |
| #include "base/macros.h" |
| #include "base/time/time.h" |
| #include "ppapi/utility/completion_callback_factory.h" |
| |
| namespace chrome_pdf { |
| |
| // Timer implementation for pepper plugins, based on pp::Core::CallOnMainThread. |
| // We can not use base::Timer for plugins, because they have no |
| // base::MessageLoop, on which it is based. |
| class Timer { |
| public: |
| explicit Timer(base::TimeDelta delay); |
| virtual ~Timer(); |
| |
| virtual void OnTimer() = 0; |
| |
| private: |
| void PostCallback(); |
| void TimerProc(int32_t result); |
| |
| const base::TimeDelta delay_; |
| pp::CompletionCallbackFactory<Timer> callback_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Timer); |
| }; |
| |
| } // namespace chrome_pdf |
| |
| #endif // PDF_TIMER_H_ |