/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * 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/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
#pragma once

#include <vcl/transfer.hxx>
#include <rtl/ref.hxx>

namespace com::sun::star {
    namespace chart2 {
        class XChartDocument;
    }
}

namespace chart
{
class ChartModel;

class ChartDropTargetHelper : public DropTargetHelper
{
public:
    ChartDropTargetHelper() = delete;
    explicit ChartDropTargetHelper(
        const css::uno::Reference< css::datatransfer::dnd::XDropTarget >& rxDropTarget,
        rtl::Reference<::chart::ChartModel> xChartDocument );
    virtual ~ChartDropTargetHelper() override;

protected:

    virtual sal_Int8    AcceptDrop( const AcceptDropEvent& rEvt ) override;
    virtual sal_Int8    ExecuteDrop( const ExecuteDropEvent& rEvt ) override;

private:
    bool satisfiesPrerequisites() const;

    rtl::Reference<::chart::ChartModel> m_xChartDocument;
};

} //  namespace chart

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */