gecko-dev/editor/libeditor/EditTransactionBase.h

45 строки
1.3 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 mozilla_EditTransactionBase_h
#define mozilla_EditTransactionBase_h
#include "nsCycleCollectionParticipant.h"
#include "nsISupportsImpl.h"
#include "nsITransaction.h"
#include "nsPIEditorTransaction.h"
#include "nscore.h"
namespace mozilla {
/**
* Base class for all document editing transactions.
*/
class EditTransactionBase : public nsITransaction
, public nsPIEditorTransaction
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(EditTransactionBase, nsITransaction)
virtual void LastRelease() {}
NS_IMETHOD RedoTransaction(void) override;
NS_IMETHOD GetIsTransient(bool* aIsTransient) override;
NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aDidMerge) override;
protected:
virtual ~EditTransactionBase();
};
} // namespace mozilla
#define NS_DECL_EDITTRANSACTIONBASE \
NS_IMETHOD DoTransaction() override; \
NS_IMETHOD UndoTransaction() override; \
NS_IMETHOD GetTxnDescription(nsAString& aTransactionDescription) override;
#endif // #ifndef mozilla_EditTransactionBase_h