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--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
69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsTransactionItem_h__
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#define nsTransactionItem_h__
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#include "nsCOMPtr.h"
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#include "nsCOMArray.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsISupportsImpl.h"
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#include "nscore.h"
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class nsITransaction;
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class nsTransactionManager;
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class nsTransactionStack;
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class nsTransactionItem
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{
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nsCOMArray<nsISupports> mData;
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nsCOMPtr<nsITransaction> mTransaction;
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nsTransactionStack *mUndoStack;
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nsTransactionStack *mRedoStack;
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public:
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nsTransactionItem(nsITransaction *aTransaction);
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NS_METHOD_(MozExternalRefCountType) AddRef();
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NS_METHOD_(MozExternalRefCountType) Release();
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NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(nsTransactionItem)
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virtual nsresult AddChild(nsTransactionItem *aTransactionItem);
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already_AddRefed<nsITransaction> GetTransaction();
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virtual nsresult GetIsBatch(bool *aIsBatch);
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virtual nsresult GetNumberOfChildren(int32_t *aNumChildren);
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virtual nsresult GetChild(int32_t aIndex, nsTransactionItem **aChild);
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virtual nsresult DoTransaction(void);
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virtual nsresult UndoTransaction(nsTransactionManager *aTxMgr);
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virtual nsresult RedoTransaction(nsTransactionManager *aTxMgr);
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nsCOMArray<nsISupports>& GetData()
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{
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return mData;
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}
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private:
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virtual nsresult UndoChildren(nsTransactionManager *aTxMgr);
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virtual nsresult RedoChildren(nsTransactionManager *aTxMgr);
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virtual nsresult RecoverFromUndoError(nsTransactionManager *aTxMgr);
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virtual nsresult RecoverFromRedoError(nsTransactionManager *aTxMgr);
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virtual nsresult GetNumberOfUndoItems(int32_t *aNumItems);
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virtual nsresult GetNumberOfRedoItems(int32_t *aNumItems);
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void CleanUp();
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protected:
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virtual ~nsTransactionItem();
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nsCycleCollectingAutoRefCnt mRefCnt;
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NS_DECL_OWNINGTHREAD
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};
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#endif // nsTransactionItem_h__
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