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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 InsertNodeTransaction_h
#define InsertNodeTransaction_h
#include "mozilla/EditTransactionBase.h" // for EditTransactionBase, etc.
#include "mozilla/EditorDOMPoint.h" // for EditorDOMPoint
#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 {
protected:
template <typename PT, typename CT>
InsertNodeTransaction(EditorBase& aEditorBase, nsIContent& aContentToInsert,
const EditorDOMPointBase<PT, CT>& aPointToInsert);
public:
/**
* Create a transaction for inserting aContentToInsert before the child
* at aPointToInsert.
*
* @param aEditorBase The editor which manages the transaction.
* @param aContentToInsert The node to be inserted.
* @param aPointToInsert The insertion point of aContentToInsert.
* If this refers end of the container, the
* transaction will append the node to the
* container. Otherwise, will insert the node
* before child node referred by this.
* @return A InsertNodeTranaction which was initialized
* with the arguments.
*/
template <typename PT, typename CT>
static already_AddRefed<InsertNodeTransaction> Create(
EditorBase& aEditorBase, nsIContent& aContentToInsert,
const EditorDOMPointBase<PT, CT>& aPointToInsert);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(InsertNodeTransaction,
EditTransactionBase)
NS_DECL_EDITTRANSACTIONBASE
NS_DECL_EDITTRANSACTIONBASE_GETASMETHODS_OVERRIDE(InsertNodeTransaction)
protected:
virtual ~InsertNodeTransaction() = default;
// The element to insert.
nsCOMPtr<nsIContent> mContentToInsert;
// The DOM point we will insert mContentToInsert.
EditorDOMPoint mPointToInsert;
// The editor for this transaction.
RefPtr<EditorBase> mEditorBase;
};
} // namespace mozilla
#endif // #ifndef InsertNodeTransaction_h
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