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/* -*- 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 <config_options.h>
#include <svtools/svtdllapi.h>
#include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/weakref.hxx>
#include <sot/exchange.hxx>
namespace com :: sun :: star :: frame { class XFrame; }
namespace com::sun::star::uno {
class XComponentContext;
}
/** DropTargetListener that takes care of opening a file when it is dropped in the frame.
*/
class OpenFileDropTargetListener final : public cppu::WeakImplHelper< css::datatransfer::dnd::XDropTargetListener >
{
private:
/// uno service manager to create necessary services
css::uno::Reference< css::uno::XComponentContext > m_xContext;
/// weakreference to target frame (Don't use a hard reference. Owner can't delete us then!)
css::uno::WeakReference< css::frame::XFrame > m_xTargetFrame;
/// drag/drop info
DataFlavorExVector m_aFormats;
public:
UNLESS_MERGELIBS(SVT_DLLPUBLIC) OpenFileDropTargetListener( css::uno::Reference< css::uno::XComponentContext > xContext,
const css::uno::Reference< css::frame::XFrame >& xFrame );
virtual ~OpenFileDropTargetListener() override;
public:
// XEventListener
virtual void SAL_CALL disposing ( const css::lang::EventObject& Source ) override;
// XDropTargetListener
virtual void SAL_CALL drop ( const css::datatransfer::dnd::DropTargetDropEvent& dtde ) override;
virtual void SAL_CALL dragEnter ( const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) override;
virtual void SAL_CALL dragExit ( const css::datatransfer::dnd::DropTargetEvent& dte ) override;
virtual void SAL_CALL dragOver ( const css::datatransfer::dnd::DropTargetDragEvent& dtde ) override;
virtual void SAL_CALL dropActionChanged( const css::datatransfer::dnd::DropTargetDragEvent& dtde ) override;
private:
void implts_BeginDrag( const css::uno::Sequence< css::datatransfer::DataFlavor >& rSupportedDataFlavors );
void implts_EndDrag();
bool implts_IsDropFormatSupported( SotClipboardFormatId nFormat );
void implts_OpenFile( const OUString& rFilePath );
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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