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/* -*- 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 EditAggregateTransaction_h
#define EditAggregateTransaction_h
#include "mozilla/EditTransactionBase.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsIAtom.h"
#include "nsISupportsImpl.h"
#include "nsTArray.h"
#include "nscore.h"
class nsITransaction;
namespace mozilla {
/**
* base class for all document editing transactions that require aggregation.
* provides a list of child transactions.
*/
class EditAggregateTransaction : public EditTransactionBase
{
public:
EditAggregateTransaction();
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(EditAggregateTransaction,
EditTransactionBase)
NS_DECL_EDITTRANSACTIONBASE
NS_IMETHOD RedoTransaction() override;
NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aDidMerge) override;
/**
* Append a transaction to this aggregate.
*/
NS_IMETHOD AppendChild(EditTransactionBase* aTransaction);
/**
* Get the name assigned to this transaction.
*/
NS_IMETHOD GetName(nsIAtom** aName);
protected:
virtual ~EditAggregateTransaction();
nsTArray<RefPtr<EditTransactionBase>> mChildren;
nsCOMPtr<nsIAtom> mName;
};
} // namespace mozilla
#endif // #ifndef EditAggregateTransaction_h
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