henrike@webrtc.org | f048872 | 2014-05-13 18:00:26 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #ifndef WEBRTC_BASE_TASKPARENT_H__ |
| 12 | #define WEBRTC_BASE_TASKPARENT_H__ |
| 13 | |
| 14 | #include <set> |
| 15 | |
| 16 | #include "webrtc/base/basictypes.h" |
| 17 | #include "webrtc/base/scoped_ptr.h" |
| 18 | |
| 19 | namespace rtc { |
| 20 | |
| 21 | class Task; |
| 22 | class TaskRunner; |
| 23 | |
| 24 | class TaskParent { |
| 25 | public: |
| 26 | TaskParent(Task *derived_instance, TaskParent *parent); |
| 27 | explicit TaskParent(TaskRunner *derived_instance); |
kwiberg@webrtc.org | 67186fe | 2015-03-09 22:21:53 | [diff] [blame] | 28 | virtual ~TaskParent(); |
henrike@webrtc.org | f048872 | 2014-05-13 18:00:26 | [diff] [blame] | 29 | |
| 30 | TaskParent *GetParent() { return parent_; } |
| 31 | TaskRunner *GetRunner() { return runner_; } |
| 32 | |
| 33 | bool AllChildrenDone(); |
| 34 | bool AnyChildError(); |
| 35 | #ifdef _DEBUG |
| 36 | bool IsChildTask(Task *task); |
| 37 | #endif |
| 38 | |
| 39 | protected: |
| 40 | void OnStopped(Task *task); |
| 41 | void AbortAllChildren(); |
| 42 | TaskParent *parent() { |
| 43 | return parent_; |
| 44 | } |
| 45 | |
| 46 | private: |
| 47 | void Initialize(); |
| 48 | void OnChildStopped(Task *child); |
| 49 | void AddChild(Task *child); |
| 50 | |
| 51 | TaskParent *parent_; |
| 52 | TaskRunner *runner_; |
| 53 | bool child_error_; |
| 54 | typedef std::set<Task *> ChildSet; |
| 55 | scoped_ptr<ChildSet> children_; |
Thiago Farina | ae0f0ee | 2015-04-04 23:56:53 | [diff] [blame] | 56 | DISALLOW_COPY_AND_ASSIGN(TaskParent); |
henrike@webrtc.org | f048872 | 2014-05-13 18:00:26 | [diff] [blame] | 57 | }; |
| 58 | |
| 59 | |
| 60 | } // namespace rtc |
| 61 | |
| 62 | #endif // WEBRTC_BASE_TASKPARENT_H__ |