michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef EditTxn_h__
michael@0: #define EditTxn_h__
michael@0: 
michael@0: #include "nsCycleCollectionParticipant.h"
michael@0: #include "nsISupportsImpl.h"
michael@0: #include "nsITransaction.h"
michael@0: #include "nsPIEditorTransaction.h"
michael@0: #include "nscore.h"
michael@0: 
michael@0: /**
michael@0:  * Base class for all document editing transactions.
michael@0:  */
michael@0: class EditTxn : public nsITransaction,
michael@0:                 public nsPIEditorTransaction
michael@0: {
michael@0: public:
michael@0:   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
michael@0:   NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(EditTxn, nsITransaction)
michael@0: 
michael@0:   virtual ~EditTxn();
michael@0: 
michael@0:   virtual void LastRelease() {}
michael@0: 
michael@0:   NS_IMETHOD RedoTransaction(void);
michael@0:   NS_IMETHOD GetIsTransient(bool *aIsTransient);
michael@0:   NS_IMETHOD Merge(nsITransaction *aTransaction, bool *aDidMerge);
michael@0: };
michael@0: 
michael@0: #define NS_DECL_EDITTXN \
michael@0:   NS_IMETHOD DoTransaction(); \
michael@0:   NS_IMETHOD UndoTransaction(); \
michael@0:   NS_IMETHOD GetTxnDescription(nsAString& aTxnDescription);
michael@0: 
michael@0: #endif