chart2/source/model/main/InternalData.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: InternalData.cxx,v $
  10  * $Revision: 1.3 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_chart2.hxx"
  33
  34 #include "InternalData.hxx"
  35 #include "macros.hxx"
  36 #include <com/sun/star/embed/XEmbedPersist.hpp>
  37 #include <com/sun/star/embed/XEmbedObjectCreator.hpp>
  38 #include <com/sun/star/chart2/data/XDataProvider.hpp>
  39 #include <com/sun/star/util/XCloseable.hpp>
  40 #include <com/sun/star/lang/XSingleServiceFactory.hpp>
  41 #include <com/sun/star/uno/XComponentContext.hpp>
  42 #include <sot/clsids.hxx>
  43
  44 using namespace ::com::sun::star;
  45
  46 using ::com::sun::star::uno::Reference;
  47 using ::com::sun::star::uno::Sequence;
  48 using ::rtl::OUString;
  49
  50 namespace
  51 {
  52 /** convert a class-id macro into a byte-sequence
  53     call e.g. lcl_GetSequenceClassID( SO3_SC_CLASSID_60 )
  54  */
  55 Sequence< sal_Int8 > lcl_GetSequenceClassID( sal_uInt32 n1, sal_uInt16 n2, sal_uInt16 n3,
  56                                              sal_uInt8 b8, sal_uInt8 b9, sal_uInt8 b10, sal_uInt8 b11,
  57                                              sal_uInt8 b12, sal_uInt8 b13, sal_uInt8 b14, sal_uInt8 b15 )
  58 {
  59     Sequence< sal_Int8 > aResult( 16 );
  60     aResult[0] = static_cast<sal_Int8>(n1 >> 24);
  61     aResult[1] = static_cast<sal_Int8>(( n1 << 8 ) >> 24);
  62     aResult[2] = static_cast<sal_Int8>(( n1 << 16 ) >> 24);
  63     aResult[3] = static_cast<sal_Int8>(( n1 << 24 ) >> 24);
  64     aResult[4] = n2 >> 8;
  65     aResult[5] = ( n2 << 8 ) >> 8;
  66     aResult[6] = n3 >> 8;
  67     aResult[7] = ( n3 << 8 ) >> 8;
  68     aResult[8] = b8;
  69     aResult[9] = b9;
  70     aResult[10] = b10;
  71     aResult[11] = b11;
  72     aResult[12] = b12;
  73     aResult[13] = b13;
  74     aResult[14] = b14;
  75     aResult[15] = b15;
  76
  77     return aResult;
  78 }
  79
  80 Reference< embed::XStorage > lcl_CreateTempStorage(
  81     const Reference< lang::XMultiServiceFactory > & rFactory )
  82 {
  83     Reference< embed::XStorage > xResult;
  84
  85     try
  86     {
  87         Reference< lang::XSingleServiceFactory > xStorageFact(
  88             rFactory->createInstance( C2U( "com.sun.star.embed.StorageFactory" )),
  89             uno::UNO_QUERY_THROW );
  90         xResult.set( xStorageFact->createInstance(), uno::UNO_QUERY_THROW );
  91     }
  92     catch( uno::Exception & ex )
  93     {
  94         ASSERT_EXCEPTION( ex );
  95     }
  96
  97     return xResult;
  98 }
  99
 100 }  // anonymous namespace
 101
 102
 103
 104 namespace chart
 105 {
 106
 107 //explicit
 108 InternalData::InternalData(
 109     const Reference< uno::XComponentContext > & xContext,
 110     const Reference< embed::XStorage > & xParentStorage ) :
 111         m_aDataStorageName( RTL_CONSTASCII_USTRINGPARAM("ChartData")),
 112         m_xContext( xContext ),
 113         m_xParentStorage( xParentStorage )
 114 {}
 115
 116 InternalData::~InternalData()
 117 {
 118 }
 119
 120 void SAL_CALL InternalData::saveObject()
 121     throw (embed::ObjectSaveVetoException,
 122            uno::Exception,
 123            uno::RuntimeException)
 124 {
 125     if( m_xInternalData.is())
 126     {
 127         try
 128         {
 129             Reference< embed::XEmbedPersist > xPersist( m_xInternalData, uno::UNO_QUERY_THROW );
 130             xPersist->storeOwn();
 131         }
 132         catch( uno::Exception & ex )
 133         {
 134             ASSERT_EXCEPTION( ex );
 135         }
 136     }
 137 }
 138
 139 void SAL_CALL InternalData::visibilityChanged( sal_Bool bVisible )
 140     throw (embed::WrongStateException,
 141            uno::RuntimeException)
 142 {
 143     // ignore (this is for swapping OLE objects?)
 144 }
 145
 146 Reference< util::XCloseable > SAL_CALL InternalData::getComponent()
 147     throw (uno::RuntimeException)
 148 {
 149     return Reference< util::XCloseable >( m_xInternalData, uno::UNO_QUERY );
 150 }
 151
 152 // ____ XCloseListener ____
 153 void SAL_CALL InternalData::queryClosing( const lang::EventObject& Source, ::sal_Bool GetsOwnership )
 154     throw (util::CloseVetoException,
 155            uno::RuntimeException)
 156 {
 157     // empty
 158 }
 159
 160 void SAL_CALL InternalData::notifyClosing( const lang::EventObject& Source )
 161     throw (uno::RuntimeException)
 162 {
 163     try
 164     {
 165         Reference< util::XCloseable > xCloseable( m_xInternalData, uno::UNO_QUERY );
 166         if( xCloseable.is())
 167             xCloseable->close( /* DeliverOwnership */ sal_False );
 168
 169         Reference< lang::XComponent > xComp( m_xInternalData, uno::UNO_QUERY );
 170         if( xComp.is())
 171             xComp->dispose();
 172         m_xInternalData = 0;
 173     }
 174     catch( const util::CloseVetoException & )
 175     {
 176         throw;
 177     }
 178     catch( const uno::Exception & ex )
 179     {
 180         ASSERT_EXCEPTION( ex );
 181     }
 182 }
 183
 184     // ____ XEventListener ____
 185 void SAL_CALL InternalData::disposing(
 186     const lang::EventObject& Source )
 187     throw (uno::RuntimeException)
 188 {
 189     // empty
 190 }
 191
 192 Reference< chart2::data::XDataProvider > InternalData::createEmbeddedObject() throw()
 193 {
 194     OSL_ASSERT( m_xContext.is());
 195     Reference< chart2::data::XDataProvider > xResult;
 196
 197     try
 198     {
 199         if( ! m_xInternalData.is() && m_xContext.is())
 200         {
 201             Reference< lang::XMultiServiceFactory > xFactory(
 202                 m_xContext->getServiceManager(), uno::UNO_QUERY_THROW );
 203             Reference< embed::XEmbedObjectCreator > xCreator(
 204                 xFactory->createInstance(
 205                     C2U( "com.sun.star.embed.EmbeddedObjectCreator")), uno::UNO_QUERY_THROW );
 206
 207             Reference< embed::XStorage > xStorage( m_xParentStorage );
 208             if( !xStorage.is())
 209             {
 210                 // as we don't store the spreadsheet as substorage in the final
 211                 // document, it is ok, or maybe even better to create a
 212                 // temporary storage
 213 //                 OSL_ENSURE( false, "Using temporary storage for chart data!" );
 214                 xStorage.set( lcl_CreateTempStorage( xFactory ));
 215             }
 216
 217             m_xInternalData.set(
 218                 xCreator->createInstanceInitNew(
 219                     lcl_GetSequenceClassID( SO3_SC_CLASSID_60 ),
 220                     C2U( "ChartDataEditor" ),
 221                     xStorage,
 222                     m_aDataStorageName,
 223                     Sequence< beans::PropertyValue >() ), uno::UNO_QUERY_THROW );
 224
 225             m_xInternalData->setClientSite( this );
 226
 227             xFactory.set( m_xInternalData->getComponent(), uno::UNO_QUERY_THROW );
 228             xResult.set(
 229                 xFactory->createInstance( C2U( "com.sun.star.chart2.data.DataProvider" )), uno::UNO_QUERY_THROW );
 230         }
 231     }
 232     catch( uno::Exception & ex )
 233     {
 234         ASSERT_EXCEPTION( ex );
 235     }
 236
 237     return xResult;
 238 }
 239
 240 void InternalData::removeEmbeddedObject() throw()
 241 {
 242     if( m_xParentStorage.is())
 243     {
 244         try
 245         {
 246             m_xParentStorage->removeElement( m_aDataStorageName );
 247         }
 248         catch( uno::Exception & ex )
 249         {
 250             ASSERT_EXCEPTION( ex );
 251         }
 252     }
 253 }
 254
 255 Reference< embed::XEmbeddedObject > InternalData::getEmbeddedObject() const throw()
 256 {
 257     return m_xInternalData;
 258 }
 259
 260 } //  namespace chart