gecko-dev/editor/libeditor/DeleteContentTransactionBase.h

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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 DeleteContentTransactionBase_h
#define DeleteContentTransactionBase_h
#include "EditTransactionBase.h"
#include "EditorForwards.h"
#include "mozilla/RefPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "nsISupportsImpl.h"
namespace mozilla {
/**
* An abstract transaction that removes text or node.
*/
class DeleteContentTransactionBase : public EditTransactionBase {
public:
/**
* Return a point to put caret if the transaction instance has an idea.
*/
virtual EditorDOMPoint SuggestPointToPutCaret() const = 0;
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DeleteContentTransactionBase,
EditTransactionBase)
NS_DECL_EDITTRANSACTIONBASE_GETASMETHODS_OVERRIDE(
DeleteContentTransactionBase)
protected:
explicit DeleteContentTransactionBase(EditorBase& aEditorBase);
~DeleteContentTransactionBase() = default;
RefPtr<EditorBase> mEditorBase;
};
} // namespace mozilla
#endif // #ifndef DeleteContentTransactionBase_h