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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 DeleteNodeTransaction_h
#define DeleteNodeTransaction_h
#include "mozilla/EditTransactionBase.h"
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsIContent.h"
#include "nsINode.h"
#include "nsISupportsImpl.h"
#include "nscore.h"
namespace mozilla {
class EditorBase;
class RangeUpdater;
/**
* A transaction that deletes a single element
*/
class DeleteNodeTransaction final : public EditTransactionBase
{
public:
/**
* Initialize the transaction.
* @param aElement The node to delete.
*/
nsresult Init(EditorBase* aEditorBase, nsINode* aNode,
RangeUpdater* aRangeUpdater);
DeleteNodeTransaction();
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DeleteNodeTransaction,
EditTransactionBase)
NS_DECL_EDITTRANSACTIONBASE
NS_IMETHOD RedoTransaction() override;
protected:
virtual ~DeleteNodeTransaction();
// The element to delete.
nsCOMPtr<nsINode> mNode;
// Parent of node to delete.
nsCOMPtr<nsINode> mParent;
// Next sibling to remember for undo/redo purposes.
nsCOMPtr<nsIContent> mRefNode;
// The editor for this transaction.
RefPtr<EditorBase> mEditorBase;
// Range updater object.
RangeUpdater* mRangeUpdater;
};
} // namespace mozilla
#endif // #ifndef DeleteNodeTransaction_h
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