gecko-dev/editor/libeditor/InsertNodeTransaction.h

59 строки
1.7 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 InsertNodeTransaction_h
#define InsertNodeTransaction_h
#include "mozilla/EditTransactionBase.h" // for EditTransactionBase, etc.
#include "nsCOMPtr.h" // for nsCOMPtr
#include "nsCycleCollectionParticipant.h"
#include "nsIContent.h" // for nsIContent
#include "nsISupportsImpl.h" // for NS_DECL_ISUPPORTS_INHERITED
namespace mozilla {
class EditorBase;
/**
* A transaction that inserts a single element
*/
class InsertNodeTransaction final : public EditTransactionBase
{
public:
/**
* Initialize the transaction.
* @param aNode The node to insert.
* @param aParent The node to insert into.
* @param aOffset The offset in aParent to insert aNode.
*/
InsertNodeTransaction(nsIContent& aNode, nsINode& aParent, int32_t aOffset,
EditorBase& aEditorBase);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(InsertNodeTransaction,
EditTransactionBase)
NS_DECL_EDITTRANSACTIONBASE
protected:
virtual ~InsertNodeTransaction();
// The element to insert.
nsCOMPtr<nsIContent> mNode;
// The node into which the new node will be inserted.
nsCOMPtr<nsINode> mParent;
// The index in mParent for the new node.
int32_t mOffset;
// The editor for this transaction.
RefPtr<EditorBase> mEditorBase;
};
} // namespace mozilla
#endif // #ifndef InsertNodeTransaction_h