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     //====================================================================
  47     //= OComponentTransferable
  48     //====================================================================
  49     //--------------------------------------------------------------------
  50     OComponentTransferable::OComponentTransferable(const OUString& _rDatasourceOrLocation
  51             ,const Reference< XContent>& _xContent)
  52     {
  53         m_aDescriptor.setDataSource(_rDatasourceOrLocation);
  54         m_aDescriptor[daComponent] <<= _xContent;
  55     }
  56
  57
  58     //--------------------------------------------------------------------
  59     sal_uInt32 OComponentTransferable::getDescriptorFormatId(sal_Bool _bExtractForm)
  60     {
  61         static sal_uInt32 s_nReportFormat = (sal_uInt32)-1;
  62         static sal_uInt32 s_nFormFormat = (sal_uInt32)-1;
  63         if ( _bExtractForm && (sal_uInt32)-1 == s_nFormFormat )
  64         {
  65             s_nFormFormat = SotExchange::RegisterFormatName(OUString("application/x-openoffice;windows_formatname=\"dbaccess.FormComponentDescriptorTransfer\"" ));
  66             OSL_ENSURE((sal_uInt32)-1 != s_nFormFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  67         }
  68         else if ( !_bExtractForm && (sal_uInt32)-1 == s_nReportFormat)
  69         {
  70             s_nReportFormat = SotExchange::RegisterFormatName(OUString("application/x-openoffice;windows_formatname=\"dbaccess.ReportComponentDescriptorTransfer\""));
  71             OSL_ENSURE((sal_uInt32)-1 != s_nReportFormat, "OComponentTransferable::getDescriptorFormatId: bad exchange id!");
  72         }
  73         return _bExtractForm ? s_nFormFormat : s_nReportFormat;
  74     }
  75
  76     //--------------------------------------------------------------------
  77     void OComponentTransferable::AddSupportedFormats()
  78     {
  79         sal_Bool bForm = sal_True;
  80         try
  81         {
  82             Reference<XPropertySet> xProp;
  83             m_aDescriptor[daComponent] >>= xProp;
  84             if ( xProp.is() )
  85                 xProp->getPropertyValue(OUString("IsForm")) >>= bForm;
  86         }
  87         catch(Exception)
  88         {}
  89         AddFormat(getDescriptorFormatId(bForm));
  90     }
  91
  92     //--------------------------------------------------------------------
  93     sal_Bool OComponentTransferable::GetData( const DataFlavor& _rFlavor )
  94     {
  95         const sal_uInt32 nFormatId = SotExchange::GetFormat(_rFlavor);
  96         if ( nFormatId == getDescriptorFormatId(sal_True) || nFormatId == getDescriptorFormatId(sal_False) )
  97             return SetAny( makeAny( m_aDescriptor.createPropertyValueSequence() ), _rFlavor );
  98
  99         return sal_False;
 100     }
 101
 102     //--------------------------------------------------------------------
 103     sal_Bool OComponentTransferable::canExtractComponentDescriptor(const DataFlavorExVector& _rFlavors,sal_Bool _bForm )
 104     {
 105         DataFlavorExVector::const_iterator aEnd = _rFlavors.end();
 106         for (   DataFlavorExVector::const_iterator aCheck = _rFlavors.begin();
 107                 aCheck != aEnd;
 108                 ++aCheck
 109             )
 110         {
 111             if ( getDescriptorFormatId(_bForm) == aCheck->mnSotId )
 112                 return sal_True;
 113         }
 114
 115         return sal_False;
 116     }
 117
 118     //--------------------------------------------------------------------
 119     ODataAccessDescriptor OComponentTransferable::extractComponentDescriptor(const TransferableDataHelper& _rData)
 120     {
 121         sal_Bool bForm = _rData.HasFormat(getDescriptorFormatId(sal_True));
 122         if ( bForm || _rData.HasFormat(getDescriptorFormatId(sal_False)) )
 123         {
 124             // the object has a real descriptor object (not just the old compatible format)
 125
 126             // extract the any from the transferable
 127             DataFlavor aFlavor;
 128 #if OSL_DEBUG_LEVEL > 0
 129             sal_Bool bSuccess =
 130 #endif
 131             SotExchange::GetFormatDataFlavor(getDescriptorFormatId(bForm), aFlavor);
 132             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid data format (no flavor)!");
 133
 134             Any aDescriptor = _rData.GetAny(aFlavor);
 135
 136             // extract the property value sequence
 137             Sequence< PropertyValue > aDescriptorProps;
 138 #if OSL_DEBUG_LEVEL > 0
 139             bSuccess =
 140 #endif
 141             aDescriptor >>= aDescriptorProps;
 142             OSL_ENSURE(bSuccess, "OComponentTransferable::extractColumnDescriptor: invalid clipboard format!");
 143
 144             // build the real descriptor
 145             return ODataAccessDescriptor(aDescriptorProps);
 146         }
 147
 148         return ODataAccessDescriptor();
 149     }
 150
 151 //........................................................................
 152 }   // namespace svx
 153 //........................................................................
 154
 155
 156 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */