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| 1 // Copyright 2015 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 CHROMECAST_PUBLIC_TASK_RUNNER_H_ |
| 6 #define CHROMECAST_PUBLIC_TASK_RUNNER_H_ |
| 7 |
| 8 #include <stdint.h> |
| 9 |
| 10 namespace chromecast { |
| 11 |
| 12 // Provides a way for vendor libraries to run code on a specific thread. |
| 13 // For example, used in media APIs to allow code to be run on the media thread. |
| 14 class TaskRunner { |
| 15 public: |
| 16 // Subclass and implement 'Run' to supply code to be run by PostTask or |
| 17 // PostDelayedTask. They both take ownership of the Task object passed in |
| 18 // and will delete after running the Task. |
| 19 class Task { |
| 20 public: |
| 21 virtual ~Task() {} |
| 22 virtual void Run() = 0; |
| 23 }; |
| 24 |
| 25 virtual ~TaskRunner() {} |
| 26 |
| 27 virtual bool BelongsToCurrentThread() = 0; |
| 28 virtual bool PostTask(Task* task, uint64_t delay_milliseconds) = 0; |
| 29 }; |
| 30 |
| 31 } // namespace chromecast |
| 32 |
| 33 #endif // CHROMECAST_PUBLIC_TASK_RUNNER_H_ |
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