vcl/unx/generic/dtrans/X11_transferable.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   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 #include "X11_transferable.hxx"
  21 #include <X11/Xatom.h>
  22 #include <com/sun/star/datatransfer/UnsupportedFlavorException.hpp>
  23 #include <com/sun/star/io/IOException.hpp>
  24 #include <sal/log.hxx>
  25
  26 using namespace com::sun::star::datatransfer;
  27 using namespace com::sun::star::lang;
  28 using namespace com::sun::star::uno;
  29 using namespace cppu;
  30
  31 using namespace x11;
  32
  33 X11Transferable::X11Transferable(
  34     SelectionManager& rManager,
  35     Atom selection
  36     ) :
  37         m_rManager( rManager ),
  38         m_aSelection( selection )
  39 {
  40 }
  41
  42 X11Transferable::~X11Transferable()
  43 {
  44 }
  45
  46 Any SAL_CALL X11Transferable::getTransferData( const DataFlavor& rFlavor )
  47 {
  48     Any aRet;
  49     Sequence< sal_Int8 > aData;
  50     bool bSuccess = m_rManager.getPasteData( m_aSelection ? m_aSelection : XA_PRIMARY, rFlavor.MimeType, aData );
  51     if( ! bSuccess && m_aSelection == 0 )
  52         bSuccess = m_rManager.getPasteData( m_rManager.getAtom( u"CLIPBOARD"_ustr ), rFlavor.MimeType, aData );
  53
  54     if( ! bSuccess )
  55     {
  56         throw UnsupportedFlavorException( rFlavor.MimeType, static_cast < XTransferable * > ( this ) );
  57     }
  58     if( rFlavor.MimeType.equalsIgnoreAsciiCase( "text/plain;charset=utf-16" ) )
  59     {
  60         int nLen = aData.getLength()/2;
  61         if( reinterpret_cast<sal_Unicode const *>(aData.getConstArray())[nLen-1] == 0 )
  62             nLen--;
  63         OUString aString( reinterpret_cast<sal_Unicode const *>(aData.getConstArray()), nLen );
  64         SAL_INFO( "vcl.unx.dtrans", "X11Transferable::getTransferData( \"" << rFlavor.MimeType << "\" )\n -> \"" << aString << "\"");
  65         aRet <<= aString.replaceAll("\r\n", "\n");
  66     }
  67     else
  68         aRet <<= aData;
  69     return aRet;
  70 }
  71
  72 Sequence< DataFlavor > SAL_CALL X11Transferable::getTransferDataFlavors()
  73 {
  74     Sequence< DataFlavor > aFlavorList;
  75     bool bSuccess = m_rManager.getPasteDataTypes( m_aSelection ? m_aSelection : XA_PRIMARY, aFlavorList );
  76     if( ! bSuccess && m_aSelection == 0 )
  77         m_rManager.getPasteDataTypes( m_rManager.getAtom( u"CLIPBOARD"_ustr ), aFlavorList );
  78
  79     return aFlavorList;
  80 }
  81
  82 sal_Bool SAL_CALL X11Transferable::isDataFlavorSupported( const DataFlavor& aFlavor )
  83 {
  84     if( aFlavor.DataType != cppu::UnoType<Sequence< sal_Int8 >>::get() )
  85     {
  86         if( ! aFlavor.MimeType.equalsIgnoreAsciiCase( "text/plain;charset=utf-16" ) &&
  87             aFlavor.DataType == cppu::UnoType<OUString>::get() )
  88             return false;
  89     }
  90
  91     const Sequence< DataFlavor > aFlavors( getTransferDataFlavors() );
  92     return std::any_of(aFlavors.begin(), aFlavors.end(),
  93         [&aFlavor](const DataFlavor& rFlavor) {
  94             return aFlavor.MimeType.equalsIgnoreAsciiCase( rFlavor.MimeType )
  95                 && aFlavor.DataType == rFlavor.DataType;
  96         });
  97 }
  98
  99 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */