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 "fmprop.hrc"
  25 #include <comphelper/extract.hxx>
  26 #include <sot/formats.hxx>
  27 #include <sot/exchange.hxx>
  28 #include <comphelper/propertysetinfo.hxx>
  29
  30
  31 namespace svx
  32 {
  33
  34
  35     using namespace ::com::sun::star::uno;
  36     using namespace ::com::sun::star::beans;
  37     using namespace ::com::sun::star::sdb;
  38     using namespace ::com::sun::star::sdbc;
  39     using namespace ::com::sun::star::lang;
  40     using namespace ::com::sun::star::ucb;
  41     using namespace ::com::sun::star::sdbcx;
  42     using namespace ::com::sun::star::container;
  43     using namespace ::com::sun::star::datatransfer;
  44     using namespace ::comphelper;
  45
  46     OComponentTransferable::OComponentTransferable(const OUString& _rDatasourceOrLocation
  47             ,const Reference< XContent>& _xContent)
  48     {
  49         m_aDescriptor.setDataSource(_rDatasourceOrLocation);
  50         m_aDescriptor[DataAccessDescriptorProperty::Component] <<= _xContent;
  51     }
  52
  53
  54     SotClipboardFormatId OComponentTransferable::getDescriptorFormatId(bool _bExtractForm)
  55     {
  56         static SotClipboardFormatId s_nReportFormat = static_cast<SotClipboardFormatId>(-1);
  57         static SotClipboardFormatId s_nFormFormat = static_cast<SotClipboardFormatId>(-1);
  58         if ( _bExtractForm && static_cast<SotClipboardFormatId>(-1) == s_nFormFormat )
  59         {
  60             s_nFormFormat = SotExchange::RegisterFormatName("application/x-openoffice;windows_formatname=\"dbaccess.FormComponentDescriptorTransfer\"");
  61             OSL_ENSURE(static_cast<SotClipboardFormatId>(-1) != s_nFormFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  62         }
  63         else if ( !_bExtractForm && static_cast<SotClipboardFormatId>(-1) == s_nReportFormat)
  64         {
  65             s_nReportFormat = SotExchange::RegisterFormatName("application/x-openoffice;windows_formatname=\"dbaccess.ReportComponentDescriptorTransfer\"");
  66             OSL_ENSURE(static_cast<SotClipboardFormatId>(-1) != s_nReportFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  67         }
  68         return _bExtractForm ? s_nFormFormat : s_nReportFormat;
  69     }
  70
  71
  72     void OComponentTransferable::AddSupportedFormats()
  73     {
  74         bool bForm = true;
  75         try
  76         {
  77             Reference<XPropertySet> xProp;
  78             m_aDescriptor[DataAccessDescriptorProperty::Component] >>= xProp;
  79             if ( xProp.is() )
  80                 xProp->getPropertyValue("IsForm") >>= bForm;
  81         }
  82         catch(const Exception&)
  83         {}
  84         AddFormat(getDescriptorFormatId(bForm));
  85     }
  86
  87
  88     bool OComponentTransferable::GetData( const DataFlavor& _rFlavor, const OUString& /*rDestDoc*/ )
  89     {
  90         const SotClipboardFormatId nFormatId = SotExchange::GetFormat(_rFlavor);
  91         if ( nFormatId == getDescriptorFormatId(true) || nFormatId == getDescriptorFormatId(false) )
  92             return SetAny( makeAny( m_aDescriptor.createPropertyValueSequence() ) );
  93
  94         return false;
  95     }
  96
  97
  98     bool OComponentTransferable::canExtractComponentDescriptor(const DataFlavorExVector& _rFlavors, bool _bForm )
  99     {
 100         DataFlavorExVector::const_iterator aEnd = _rFlavors.end();
 101         for (   DataFlavorExVector::const_iterator aCheck = _rFlavors.begin();
 102                 aCheck != aEnd;
 103                 ++aCheck
 104             )
 105         {
 106             if ( getDescriptorFormatId(_bForm) == aCheck->mnSotId )
 107                 return true;
 108         }
 109
 110         return false;
 111     }
 112
 113
 114     ODataAccessDescriptor OComponentTransferable::extractComponentDescriptor(const TransferableDataHelper& _rData)
 115     {
 116         bool bForm = _rData.HasFormat(getDescriptorFormatId(true));
 117         if ( bForm || _rData.HasFormat(getDescriptorFormatId(false)) )
 118         {
 119             // the object has a real descriptor object (not just the old compatible format)
 120
 121             // extract the any from the transferable
 122             DataFlavor aFlavor;
 123             bool bSuccess =
 124                 SotExchange::GetFormatDataFlavor(getDescriptorFormatId(bForm), aFlavor);
 125             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid data format (no flavor)!");
 126
 127             Any aDescriptor = _rData.GetAny(aFlavor, OUString());
 128
 129             // extract the property value sequence
 130             Sequence< PropertyValue > aDescriptorProps;
 131             bSuccess = aDescriptor >>= aDescriptorProps;
 132             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid clipboard format!");
 133
 134             // build the real descriptor
 135             return ODataAccessDescriptor(aDescriptorProps);
 136         }
 137
 138         return ODataAccessDescriptor();
 139     }
 140
 141
 142 }
 143
 144
 145 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */