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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ | 5 #ifndef CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ |
6 #define CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ | 6 #define CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 #include <memory> | 9 #include <memory> |
10 | 10 |
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49 | 49 |
50 std::unique_ptr<T> Pop() { | 50 std::unique_ptr<T> Pop() { |
51 std::unique_ptr<T> result; | 51 std::unique_ptr<T> result; |
52 if (!queue_.empty()) { | 52 if (!queue_.empty()) { |
53 result.reset(queue_.front().release()); | 53 result.reset(queue_.front().release()); |
54 queue_.pop_front(); | 54 queue_.pop_front(); |
55 } | 55 } |
56 return result; | 56 return result; |
57 } | 57 } |
58 | 58 |
59 const std::unique_ptr<T>& Top() { | |
tdresser
2016/07/20 21:43:08
Why Top instead of front?
| |
60 DCHECK(!empty()); | |
61 return queue_.front(); | |
62 } | |
63 | |
59 bool empty() const { return queue_.empty(); } | 64 bool empty() const { return queue_.empty(); } |
60 | 65 |
61 size_t size() const { return queue_.size(); } | 66 size_t size() const { return queue_.size(); } |
62 | 67 |
63 private: | 68 private: |
64 typedef std::deque<std::unique_ptr<T>> EventQueue; | 69 typedef std::deque<std::unique_ptr<T>> EventQueue; |
65 EventQueue queue_; | 70 EventQueue queue_; |
66 | 71 |
67 DISALLOW_COPY_AND_ASSIGN(WebInputEventQueue); | 72 DISALLOW_COPY_AND_ASSIGN(WebInputEventQueue); |
68 }; | 73 }; |
69 | 74 |
70 } // namespace content | 75 } // namespace content |
71 | 76 |
72 #endif // CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ | 77 #endif // CONTENT_COMMON_INPUT_WEB_INPUT_EVENT_QUEUE_H_ |
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