LCOV - code coverage report
Current view: top level - chart2/source/controller/main - ChartDropTargetHelper.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 5 73 6.8 %
Date: 2012-08-25 Functions: 3 7 42.9 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 1 130 0.8 %

           Branch data     Line data    Source code
       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                 :            : 
      21                 :            : #include "ChartDropTargetHelper.hxx"
      22                 :            : #include "DiagramHelper.hxx"
      23                 :            : #include "DataSourceHelper.hxx"
      24                 :            : 
      25                 :            : #include <com/sun/star/chart2/XChartDocument.hpp>
      26                 :            : #include <com/sun/star/chart2/data/XDataProvider.hpp>
      27                 :            : #include <com/sun/star/container/XChild.hpp>
      28                 :            : 
      29                 :            : #include <sot/formats.hxx>
      30                 :            : #include <vector>
      31                 :            : 
      32                 :            : using namespace ::com::sun::star;
      33                 :            : 
      34                 :            : using ::com::sun::star::uno::Reference;
      35                 :            : using ::com::sun::star::uno::Sequence;
      36                 :            : using ::rtl::OUString;
      37                 :            : 
      38                 :            : namespace
      39                 :            : {
      40                 :            : 
      41                 :          0 : ::std::vector< OUString > lcl_getStringsFromByteSequence(
      42                 :            :     const Sequence< sal_Int8 > & aByteSequence )
      43                 :            : {
      44                 :          0 :     ::std::vector< OUString > aResult;
      45                 :          0 :     const sal_Int32 nLength = aByteSequence.getLength();
      46                 :          0 :     const sal_Char * pBytes( reinterpret_cast< const sal_Char* >( aByteSequence.getConstArray()));
      47                 :          0 :     sal_Int32 nStartPos = 0;
      48         [ #  # ]:          0 :     for( sal_Int32 nPos=0; nPos<nLength; ++nPos )
      49                 :            :     {
      50         [ #  # ]:          0 :         if( pBytes[nPos] == '\0' )
      51                 :            :         {
      52 [ #  # ][ #  # ]:          0 :             aResult.push_back( OUString( pBytes + nStartPos, (nPos - nStartPos), RTL_TEXTENCODING_ASCII_US ));
      53                 :          0 :             nStartPos = nPos + 1;
      54                 :            :         }
      55                 :            :     }
      56                 :          0 :     return aResult;
      57                 :            : }
      58                 :            : 
      59                 :            : } // anonymous namespace
      60                 :            : 
      61                 :            : namespace chart
      62                 :            : {
      63                 :            : 
      64                 :         34 : ChartDropTargetHelper::ChartDropTargetHelper(
      65                 :            :     const Reference< datatransfer::dnd::XDropTarget >& rxDropTarget,
      66                 :            :     const Reference< chart2::XChartDocument > & xChartDocument ) :
      67                 :            :         DropTargetHelper( rxDropTarget ),
      68                 :         34 :         m_xChartDocument( xChartDocument )
      69                 :         34 : {}
      70                 :            : 
      71                 :         34 : ChartDropTargetHelper::~ChartDropTargetHelper()
      72         [ -  + ]:         68 : {}
      73                 :            : 
      74                 :          0 : bool ChartDropTargetHelper::satisfiesPrerequisites() const
      75                 :            : {
      76                 :          0 :     return  ( m_xChartDocument.is() &&
      77 [ #  # ][ #  # ]:          0 :               ! m_xChartDocument->hasInternalDataProvider());
      78                 :            : }
      79                 :            : 
      80                 :          0 : sal_Int8 ChartDropTargetHelper::AcceptDrop( const AcceptDropEvent& rEvt )
      81                 :            : {
      82                 :          0 :     sal_Int8 nResult = DND_ACTION_NONE;
      83                 :            : 
      84 [ #  # ][ #  #  :          0 :     if( ( rEvt.mnAction == DND_ACTION_COPY ||
             #  #  #  # ]
                 [ #  # ]
      85                 :            :           rEvt.mnAction == DND_ACTION_MOVE ) &&
      86                 :          0 :         satisfiesPrerequisites() &&
      87                 :          0 :         IsDropFormatSupported( SOT_FORMATSTR_ID_LINK ) )
      88                 :            :     {
      89                 :            :         // @todo: check if the data is suitable. Is this possible without XTransferable?
      90                 :          0 :         nResult = rEvt.mnAction;
      91                 :            :     }
      92                 :            : 
      93                 :          0 :     return nResult;
      94                 :            : }
      95                 :            : 
      96                 :          0 : sal_Int8 ChartDropTargetHelper::ExecuteDrop( const ExecuteDropEvent& rEvt )
      97                 :            : {
      98                 :          0 :     sal_Int8 nResult = DND_ACTION_NONE;
      99                 :            : 
     100 [ #  # ][ #  #  :          0 :     if( ( rEvt.mnAction == DND_ACTION_COPY ||
             #  #  #  # ]
                 [ #  # ]
     101                 :            :           rEvt.mnAction == DND_ACTION_MOVE ) &&
     102                 :          0 :         rEvt.maDropEvent.Transferable.is() &&
     103                 :          0 :         satisfiesPrerequisites())
     104                 :            :     {
     105         [ #  # ]:          0 :         TransferableDataHelper aDataHelper( rEvt.maDropEvent.Transferable );
     106 [ #  # ][ #  # ]:          0 :         if( aDataHelper.HasFormat( SOT_FORMATSTR_ID_LINK ))
     107                 :            :         {
     108         [ #  # ]:          0 :             Sequence< sal_Int8 > aBytes;
     109 [ #  # ][ #  # ]:          0 :             if( aDataHelper.GetSequence( SOT_FORMATSTR_ID_LINK, aBytes ))
     110                 :            :             {
     111         [ #  # ]:          0 :                 ::std::vector< OUString > aStrings( lcl_getStringsFromByteSequence( aBytes ));
     112 [ #  # ][ #  # ]:          0 :                 if( aStrings.size() >= 3 && aStrings[0] == "soffice" )
                 [ #  # ]
     113                 :            :                 {
     114                 :          0 :                     OUString aDocName( aStrings[1] );
     115                 :          0 :                     OUString aRangeString( aStrings[2] );
     116         [ #  # ]:          0 :                     Reference< container::XChild > xChild( m_xChartDocument, uno::UNO_QUERY );
     117         [ #  # ]:          0 :                     if( xChild.is())
     118                 :            :                     {
     119 [ #  # ][ #  # ]:          0 :                         Reference< frame::XModel > xParentModel( xChild->getParent(), uno::UNO_QUERY );
                 [ #  # ]
     120         [ #  # ]:          0 :                         if( xParentModel.is() &&
           [ #  #  #  # ]
     121                 :          0 :                             m_xChartDocument.is())
     122                 :            :                         {
     123                 :          0 :                             bool bDataComesFromParent = true;
     124                 :            :                             // @todo: get the title somehow and compare it to
     125                 :            :                             // aDocName if successful (the document is the
     126                 :            :                             // parent)
     127         [ #  # ]:          0 :                             if( bDataComesFromParent )
     128                 :            :                             {
     129 [ #  # ][ #  # ]:          0 :                                 Reference< chart2::XDiagram > xDiagram( m_xChartDocument->getFirstDiagram() );
     130 [ #  # ][ #  # ]:          0 :                                 Reference< chart2::data::XDataProvider > xDataProvider( m_xChartDocument->getDataProvider());
     131 [ #  # ][ #  # ]:          0 :                                 if( xDataProvider.is() && xDiagram.is() &&
         [ #  # ][ #  # ]
     132         [ #  # ]:          0 :                                     DataSourceHelper::allArgumentsForRectRangeDetected( m_xChartDocument ))
     133                 :            :                                 {
     134                 :            :                                     Reference< chart2::data::XDataSource > xDataSource(
     135         [ #  # ]:          0 :                                         DataSourceHelper::pressUsedDataIntoRectangularFormat( m_xChartDocument ));
     136                 :            :                                     Sequence< beans::PropertyValue > aArguments(
     137 [ #  # ][ #  # ]:          0 :                                         xDataProvider->detectArguments( xDataSource ));
     138                 :            : 
     139                 :          0 :                                     OUString aOldRange;
     140                 :          0 :                                     beans::PropertyValue * pCellRange = 0;
     141         [ #  # ]:          0 :                                     for( sal_Int32 i=0; i<aArguments.getLength(); ++i )
     142                 :            :                                     {
     143 [ #  # ][ #  # ]:          0 :                                         if ( aArguments[i].Name == "CellRangeRepresentation" )
     144                 :            :                                         {
     145         [ #  # ]:          0 :                                             pCellRange = (aArguments.getArray() + i);
     146         [ #  # ]:          0 :                                             aArguments[i].Value >>= aOldRange;
     147                 :          0 :                                             break;
     148                 :            :                                         }
     149                 :            :                                     }
     150         [ #  # ]:          0 :                                     if( pCellRange )
     151                 :            :                                     {
     152                 :            :                                         // copy means add ranges, move means replace
     153         [ #  # ]:          0 :                                         if( rEvt.mnAction == DND_ACTION_COPY )
     154                 :            :                                         {
     155                 :            :                                             // @todo: using implcit knowledge that ranges can be
     156                 :            :                                             // merged with ";". This should be done more general
     157         [ #  # ]:          0 :                                             pCellRange->Value <<= (aOldRange + OUString( sal_Unicode(';')) + aRangeString );
     158                 :            :                                         }
     159                 :            :                                         // move means replace range
     160                 :            :                                         else
     161                 :            :                                         {
     162         [ #  # ]:          0 :                                             pCellRange->Value <<= aRangeString;
     163                 :            :                                         }
     164                 :            : 
     165 [ #  # ][ #  # ]:          0 :                                         xDataSource.set( xDataProvider->createDataSource( aArguments ));
                 [ #  # ]
     166 [ #  # ][ #  # ]:          0 :                                         xDiagram->setDiagramData( xDataSource, aArguments );
     167                 :            : 
     168                 :            :                                         // always return copy state to avoid deletion of the dragged range
     169                 :          0 :                                         nResult = DND_ACTION_COPY;
     170         [ #  # ]:          0 :                                     }
     171                 :          0 :                                 }
     172                 :            :                             }
     173                 :          0 :                         }
     174                 :          0 :                     }
     175                 :          0 :                 }
     176         [ #  # ]:          0 :             }
     177         [ #  # ]:          0 :         }
     178                 :            :     }
     179                 :          0 :     return nResult;
     180                 :            : }
     181                 :            : 
     182                 :            : } //  namespace chart
     183                 :            : 
     184                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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