gecko-dev/editor/txmgr/nsTransactionStack.h
Birunthan Mohanathas 7140e129f6 Bug 1028565 - Part 2: Flatten editor/txmgr/{idl,public,src}/ directories. r=ehsan
--HG--
rename : editor/txmgr/idl/nsITransaction.idl => editor/txmgr/nsITransaction.idl
rename : editor/txmgr/idl/nsITransactionList.idl => editor/txmgr/nsITransactionList.idl
rename : editor/txmgr/idl/nsITransactionListener.idl => editor/txmgr/nsITransactionListener.idl
rename : editor/txmgr/idl/nsITransactionManager.idl => editor/txmgr/nsITransactionManager.idl
rename : editor/txmgr/src/nsTransactionItem.cpp => editor/txmgr/nsTransactionItem.cpp
rename : editor/txmgr/src/nsTransactionItem.h => editor/txmgr/nsTransactionItem.h
rename : editor/txmgr/src/nsTransactionList.cpp => editor/txmgr/nsTransactionList.cpp
rename : editor/txmgr/src/nsTransactionList.h => editor/txmgr/nsTransactionList.h
rename : editor/txmgr/src/nsTransactionManager.cpp => editor/txmgr/nsTransactionManager.cpp
rename : editor/txmgr/src/nsTransactionManager.h => editor/txmgr/nsTransactionManager.h
rename : editor/txmgr/public/nsTransactionManagerCID.h => editor/txmgr/nsTransactionManagerCID.h
rename : editor/txmgr/src/nsTransactionManagerFactory.cpp => editor/txmgr/nsTransactionManagerFactory.cpp
rename : editor/txmgr/src/nsTransactionStack.cpp => editor/txmgr/nsTransactionStack.cpp
rename : editor/txmgr/src/nsTransactionStack.h => editor/txmgr/nsTransactionStack.h
2014-06-25 15:08:29 -07:00

40 lines
1.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsTransactionStack_h__
#define nsTransactionStack_h__
#include <deque>
#include "nsAutoPtr.h"
class nsCycleCollectionTraversalCallback;
class nsTransactionItem;
class nsTransactionStack
{
public:
enum Type { FOR_UNDO, FOR_REDO };
explicit nsTransactionStack(Type aType);
~nsTransactionStack();
void Push(nsTransactionItem *aTransactionItem);
already_AddRefed<nsTransactionItem> Pop();
already_AddRefed<nsTransactionItem> PopBottom();
already_AddRefed<nsTransactionItem> Peek();
already_AddRefed<nsTransactionItem> GetItem(int32_t aIndex);
void Clear();
int32_t GetSize() { return mDeque.size(); }
void DoUnlink() { Clear(); }
void DoTraverse(nsCycleCollectionTraversalCallback &cb);
private:
std::deque<nsRefPtr<nsTransactionItem> > mDeque;
const Type mType;
};
#endif // nsTransactionStack_h__