stringtransfer.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <sal/config.h>
 
#include <rtl/ref.hxx>
#include <sot/exchange.hxx>
#include <svtools/stringtransfer.hxx>
#include <utility>
 
 
namespace svt
{
 
 
    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::datatransfer;
 
 
    //= OStringTransferable
    OStringTransferable::OStringTransferable(OUString aContent)
        : TransferDataContainer()
        , m_sContent(std::move(aContent))
    {
    }
 
    void OStringTransferable::AddSupportedFormats()
    {
        AddFormat(SotClipboardFormatId::STRING);
    }
 
    void OStringTransferable::SetData(const OUString& rContent)
    {
        m_sContent = rContent;
        ClearFormats(); // invalidate m_aAny so new data will take effect
    }
 
    bool OStringTransferable::GetData( const DataFlavor& _rFlavor, const OUString& /*rDestDoc*/ )
    {
        SotClipboardFormatId nFormat = SotExchange::GetFormat( _rFlavor );
        if (SotClipboardFormatId::STRING == nFormat)
            return SetString( m_sContent );
 
        return false;
    }
 
    //= OStringTransfer
    void OStringTransfer::CopyString( const OUString& _rContent, vcl::Window* _pWindow )
    {
        rtl::Reference<OStringTransferable> pTransferable = new OStringTransferable( _rContent );
        pTransferable->CopyToClipboard( _pWindow );
    }
 
    bool OStringTransfer::PasteString( OUString& _rContent, vcl::Window* _pWindow )
    {
        TransferableDataHelper aClipboardData = TransferableDataHelper::CreateFromSystemClipboard( _pWindow );
 
        // check for a string format
        const DataFlavorExVector& rFormats = aClipboardData.GetDataFlavorExVector();
        for (auto const& format : rFormats)
        {
            if (SotClipboardFormatId::STRING == format.mnSotId)
            {
                OUString sContent;
                bool bSuccess = aClipboardData.GetString( SotClipboardFormatId::STRING, sContent );
                _rContent = sContent;
                return bSuccess;
            }
        }
 
        return false;
    }
 
    void OStringTransfer::StartStringDrag( const OUString& _rContent, vcl::Window* _pWindow, sal_Int8 _nDragSourceActions )
    {
        rtl::Reference<OStringTransferable> pTransferable = new OStringTransferable( _rContent );
        pTransferable->StartDrag(_pWindow, _nDragSourceActions);
    }
 
}   // namespace svt
 
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