vcl/win/dtrans/DOTransferable.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <com/sun/star/datatransfer/XTransferable.hpp>
  23
  24 #include <cppuhelper/implbase.hxx>
  25 #include "DataFmtTransl.hxx"
  26 #include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
  27 #include <com/sun/star/datatransfer/XMimeContentTypeFactory.hpp>
  28 #include <com/sun/star/datatransfer/XMimeContentType.hpp>
  29 #include <com/sun/star/datatransfer/XSystemTransferable.hpp>
  30 #include <cppuhelper/weakref.hxx>
  31
  32 #include <systools/win32/comtools.hxx>
  33
  34 #include <mutex>
  35 #include <vector>
  36
  37 // forward
  38 class CFormatEtc;
  39
  40 class CDOTransferable : public ::cppu::WeakImplHelper<
  41                             css::datatransfer::XTransferable>
  42 {
  43 public:
  44     typedef css::uno::Sequence< sal_Int8 > ByteSequence_t;
  45
  46     // XTransferable
  47
  48     virtual css::uno::Any SAL_CALL getTransferData( const css::datatransfer::DataFlavor& aFlavor ) override;
  49
  50     virtual css::uno::Sequence< css::datatransfer::DataFlavor > SAL_CALL getTransferDataFlavors(  ) override;
  51
  52     virtual sal_Bool SAL_CALL isDataFlavorSupported( const css::datatransfer::DataFlavor& aFlavor ) override;
  53
  54     explicit CDOTransferable(
  55         const css::uno::Reference< css::uno::XComponentContext >& rxContext,
  56         const css::uno::Reference<css::datatransfer::clipboard::XClipboard>& xClipboard,
  57         const std::vector<sal_uInt32>& rFormats);
  58
  59     explicit CDOTransferable(
  60         const css::uno::Reference< css::uno::XComponentContext >& rxContext,
  61         IDataObjectPtr rDataObject );
  62
  63 private:
  64     // some helper functions
  65
  66     void initFlavorList( );
  67     void initFlavorListFromFormatList(const std::vector<sal_uInt32>& rFormats);
  68
  69     void addSupportedFlavor( const css::datatransfer::DataFlavor& aFlavor );
  70     css::datatransfer::DataFlavor formatEtcToDataFlavor(sal_uInt32 cfFormat);
  71
  72     void tryToGetIDataObjectIfAbsent();
  73     ByteSequence_t getClipboardData( CFormatEtc& aFormatEtc );
  74     OUString synthesizeUnicodeText( );
  75
  76     LCID getLocaleFromClipboard( );
  77
  78     bool compareDataFlavors( const css::datatransfer::DataFlavor& lhs,
  79                                           const css::datatransfer::DataFlavor& rhs );
  80
  81 private:
  82     css::uno::WeakReference<css::datatransfer::clipboard::XClipboard> m_xClipboard;
  83     IDataObjectPtr                                                                          m_rDataObject;
  84     css::uno::Sequence< css::datatransfer::DataFlavor >               m_FlavorList;
  85     const css::uno::Reference< css::uno::XComponentContext >          m_xContext;
  86     CDataFormatTranslator                                             m_DataFormatTranslator;
  87     css::uno::Reference< css::datatransfer::XMimeContentTypeFactory > m_rXMimeCntFactory;
  88     std::mutex                                                        m_aMutex;
  89     bool                                                              m_bUnicodeRegistered;
  90     CLIPFORMAT                                                        m_TxtFormatOnClipboard;
  91
  92 // non supported operations
  93 private:
  94     CDOTransferable( const CDOTransferable& );
  95     CDOTransferable& operator=( const CDOTransferable& );
  96 };
  97
  98 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */