svx/source/fmcomp/dbaobjectex.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 <svx/dbaobjectex.hxx>
  21 #include <osl/diagnose.h>
  22 #include <com/sun/star/sdbcx/XTablesSupplier.hpp>
  23 #include <com/sun/star/sdb/XSQLQueryComposerFactory.hpp>
  24 #include <com/sun/star/ucb/XContent.hpp>
  25 #include <sot/formats.hxx>
  26 #include <sot/exchange.hxx>
  27
  28
  29 namespace svx
  30 {
  31
  32
  33     using namespace ::com::sun::star::uno;
  34     using namespace ::com::sun::star::beans;
  35     using namespace ::com::sun::star::sdb;
  36     using namespace ::com::sun::star::lang;
  37     using namespace ::com::sun::star::ucb;
  38     using namespace ::com::sun::star::sdbcx;
  39     using namespace ::com::sun::star::container;
  40     using namespace ::com::sun::star::datatransfer;
  41
  42     OComponentTransferable::OComponentTransferable()
  43     {
  44     }
  45
  46     void OComponentTransferable::Update(const OUString& rDatasourceOrLocation
  47             ,const Reference< XContent>& xContent)
  48     {
  49         ClearFormats();
  50
  51         m_aDescriptor.setDataSource(rDatasourceOrLocation);
  52         m_aDescriptor[DataAccessDescriptorProperty::Component] <<= xContent;
  53
  54         AddSupportedFormats();
  55     }
  56
  57     SotClipboardFormatId OComponentTransferable::getDescriptorFormatId(bool _bExtractForm)
  58     {
  59         static SotClipboardFormatId s_nReportFormat = static_cast<SotClipboardFormatId>(-1);
  60         static SotClipboardFormatId s_nFormFormat = static_cast<SotClipboardFormatId>(-1);
  61         if ( _bExtractForm && static_cast<SotClipboardFormatId>(-1) == s_nFormFormat )
  62         {
  63             s_nFormFormat = SotExchange::RegisterFormatName("application/x-openoffice;windows_formatname=\"dbaccess.FormComponentDescriptorTransfer\"");
  64             OSL_ENSURE(static_cast<SotClipboardFormatId>(-1) != s_nFormFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  65         }
  66         else if ( !_bExtractForm && static_cast<SotClipboardFormatId>(-1) == s_nReportFormat)
  67         {
  68             s_nReportFormat = SotExchange::RegisterFormatName("application/x-openoffice;windows_formatname=\"dbaccess.ReportComponentDescriptorTransfer\"");
  69             OSL_ENSURE(static_cast<SotClipboardFormatId>(-1) != s_nReportFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  70         }
  71         return _bExtractForm ? s_nFormFormat : s_nReportFormat;
  72     }
  73
  74
  75     void OComponentTransferable::AddSupportedFormats()
  76     {
  77         bool bForm = true;
  78         try
  79         {
  80             Reference<XPropertySet> xProp;
  81             m_aDescriptor[DataAccessDescriptorProperty::Component] >>= xProp;
  82             if ( xProp.is() )
  83                 xProp->getPropertyValue("IsForm") >>= bForm;
  84         }
  85         catch(const Exception&)
  86         {}
  87         AddFormat(getDescriptorFormatId(bForm));
  88     }
  89
  90
  91     bool OComponentTransferable::GetData( const DataFlavor& _rFlavor, const OUString& /*rDestDoc*/ )
  92     {
  93         const SotClipboardFormatId nFormatId = SotExchange::GetFormat(_rFlavor);
  94         if ( nFormatId == getDescriptorFormatId(true) || nFormatId == getDescriptorFormatId(false) )
  95             return SetAny( makeAny( m_aDescriptor.createPropertyValueSequence() ) );
  96
  97         return false;
  98     }
  99
 100
 101     bool OComponentTransferable::canExtractComponentDescriptor(const DataFlavorExVector& _rFlavors, bool _bForm )
 102     {
 103         SotClipboardFormatId nFormatId = getDescriptorFormatId(_bForm);
 104         return std::any_of(_rFlavors.begin(), _rFlavors.end(),
 105             [&nFormatId](const DataFlavorEx& rCheck) { return nFormatId == rCheck.mnSotId; });
 106     }
 107
 108
 109     ODataAccessDescriptor OComponentTransferable::extractComponentDescriptor(const TransferableDataHelper& _rData)
 110     {
 111         bool bForm = _rData.HasFormat(getDescriptorFormatId(true));
 112         if ( bForm || _rData.HasFormat(getDescriptorFormatId(false)) )
 113         {
 114             // the object has a real descriptor object (not just the old compatible format)
 115
 116             // extract the any from the transferable
 117             DataFlavor aFlavor;
 118             bool bSuccess =
 119                 SotExchange::GetFormatDataFlavor(getDescriptorFormatId(bForm), aFlavor);
 120             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid data format (no flavor)!");
 121
 122             Any aDescriptor = _rData.GetAny(aFlavor, OUString());
 123
 124             // extract the property value sequence
 125             Sequence< PropertyValue > aDescriptorProps;
 126             bSuccess = aDescriptor >>= aDescriptorProps;
 127             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid clipboard format!");
 128
 129             // build the real descriptor
 130             return ODataAccessDescriptor(aDescriptorProps);
 131         }
 132
 133         return ODataAccessDescriptor();
 134     }
 135
 136
 137 }
 138
 139
 140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */