The Tor Browser / file comparison
comparison: ipc/chromium/src/chrome/common/task_queue.h
ipc/chromium/src/chrome/common/task_queue.h
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| 1 // Copyright (c) 2006-2008 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 CHROME_COMMON_TASK_QUEUE_H__ | |
| 6 #define CHROME_COMMON_TASK_QUEUE_H__ | |
| 7 | |
| 8 #include <deque> | |
| 9 | |
| 10 #include "base/task.h" | |
| 11 | |
| 12 // A TaskQueue is a queue of tasks waiting to be run. To run the tasks, call | |
| 13 // the Run method. A task queue is itself a Task so that it can be placed in a | |
| 14 // message loop or another task queue. | |
| 15 class TaskQueue : public Task { | |
| 16 public: | |
| 17 TaskQueue(); | |
| 18 ~TaskQueue(); | |
| 19 | |
| 20 // Run all the tasks in the queue. New tasks pushed onto the queue during | |
| 21 // a run will be run next time |Run| is called. | |
| 22 virtual void Run(); | |
| 23 | |
| 24 // Push the specified task onto the queue. When the queue is run, the tasks | |
| 25 // will be run in the order they are pushed. | |
| 26 // | |
| 27 // This method takes ownership of |task| and will delete task after it is run | |
| 28 // (or when the TaskQueue is destroyed, if we never got a chance to run it). | |
| 29 void Push(Task* task); | |
| 30 | |
| 31 // Remove all tasks from the queue. The tasks are deleted. | |
| 32 void Clear(); | |
| 33 | |
| 34 // Returns true if this queue contains no tasks. | |
| 35 bool Empty() const; | |
| 36 | |
| 37 private: | |
| 38 // The list of tasks we are waiting to run. | |
| 39 std::deque<Task*> queue_; | |
| 40 }; | |
| 41 | |
| 42 #endif // CHROME_COMMON_TASK_QUEUE_H__ |
