The Tor Browser / file comparison
comparison: editor/txmgr/src/nsTransactionStack.h
editor/txmgr/src/nsTransactionStack.h
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:0154c22b7525 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsTransactionStack_h__ | |
| 7 #define nsTransactionStack_h__ | |
| 8 | |
| 9 #include <deque> | |
| 10 #include "nsAutoPtr.h" | |
| 11 | |
| 12 class nsCycleCollectionTraversalCallback; | |
| 13 class nsTransactionItem; | |
| 14 | |
| 15 class nsTransactionStack | |
| 16 { | |
| 17 public: | |
| 18 enum Type { FOR_UNDO, FOR_REDO }; | |
| 19 | |
| 20 explicit nsTransactionStack(Type aType); | |
| 21 ~nsTransactionStack(); | |
| 22 | |
| 23 void Push(nsTransactionItem *aTransactionItem); | |
| 24 already_AddRefed<nsTransactionItem> Pop(); | |
| 25 already_AddRefed<nsTransactionItem> PopBottom(); | |
| 26 already_AddRefed<nsTransactionItem> Peek(); | |
| 27 already_AddRefed<nsTransactionItem> GetItem(int32_t aIndex); | |
| 28 void Clear(); | |
| 29 int32_t GetSize() { return mDeque.size(); } | |
| 30 | |
| 31 void DoUnlink() { Clear(); } | |
| 32 void DoTraverse(nsCycleCollectionTraversalCallback &cb); | |
| 33 | |
| 34 private: | |
| 35 std::deque<nsRefPtr<nsTransactionItem> > mDeque; | |
| 36 const Type mType; | |
| 37 }; | |
| 38 | |
| 39 #endif // nsTransactionStack_h__ |
