use unique_ptr in ScXMLImportWrapper

Change-Id: I98e29a832509f4ea0453f92ccd6fb274e39b5afc
Reviewed-on: https://gerrit.libreoffice.org/65956
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sc/inc/xmlwrap.hxx

@@ -79,7 +79,7 @@ class ScXMLImportWrapper
         const css::uno::Sequence<css::beans::PropertyValue>& aDescriptor,
         const OUString& sName, const OUString& sMediaType, const OUString& sComponentName,
         const css::uno::Sequence<css::uno::Any>& aArgs,
-        ScMySharedData*& pSharedData);
+        std::unique_ptr<ScMySharedData>& pSharedData);
 
 public:
 

sc/source/filter/xml/xmlexprt.cxx

@@ -343,7 +343,6 @@ ScXMLExport::ScXMLExport(
         rContext, implementationName, XML_SPREADSHEET, nExportFlag ),
     pDoc(nullptr),
     nSourceStreamPos(0),
-    pSharedData(nullptr),
     aTableStyles(),
     pCurrentCell(nullptr),
     nOpenRow(-1),
@@ -489,7 +488,7 @@ void ScXMLExport::CollectSharedData(SCTAB& nTableCount, sal_Int32& nShapesCount)
 
     nTableCount = xIndex->getCount();
     if (!pSharedData)
-        pSharedData = new ScMySharedData(nTableCount);
+        pSharedData.reset(new ScMySharedData(nTableCount));
 
     pCellStyles->AddNewTable(nTableCount - 1);
 
@@ -5417,4 +5416,7 @@ void ScXMLExport::DisposingModel()
     xCurrentTable = nullptr;
 }
 
+void ScXMLExport::SetSharedData(std::unique_ptr<ScMySharedData> pTemp) { pSharedData = std::move(pTemp); }
+
+std::unique_ptr<ScMySharedData> ScXMLExport::ReleaseSharedData() { return std::move(pSharedData); }
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

sc/source/filter/xml/xmlexprt.hxx

@@ -94,7 +94,7 @@ class ScXMLExport : public SvXMLExport
     std::unique_ptr<XMLNumberFormatAttributesExportHelper> pNumberFormatAttributesExportHelper;
     typedef std::unordered_map<sal_Int32, sal_Int32>  NumberFormatIndexMap;
     NumberFormatIndexMap                aNumFmtIndexMap;
-    ScMySharedData*                     pSharedData;
+    std::unique_ptr<ScMySharedData>                     pSharedData;
     std::unique_ptr<ScColumnStyles>                     pColumnStyles;
     std::unique_ptr<ScRowStyles>                        pRowStyles;
     std::unique_ptr<ScFormatRangeStyles>                pCellStyles;
@@ -253,8 +253,9 @@ public:
 
     virtual void exportAnnotationMeta( const css::uno::Reference < css::drawing::XShape >& xShape) override;
 
-    void SetSharedData(ScMySharedData* pTemp) { pSharedData = pTemp; }
-    ScMySharedData* GetSharedData() { return pSharedData; }
+    void SetSharedData(std::unique_ptr<ScMySharedData> pTemp);
+    ScMySharedData* GetSharedData() { return pSharedData.get(); }
+    std::unique_ptr<ScMySharedData> ReleaseSharedData();
     XMLNumberFormatAttributesExportHelper* GetNumberFormatAttributesExportHelper();
 
     // Export the document.

sc/source/filter/xml/xmlwrap.cxx

@@ -614,7 +614,7 @@ bool ScXMLImportWrapper::ExportToComponent(const uno::Reference<uno::XComponentC
     const uno::Reference<frame::XModel>& xModel, const uno::Reference<xml::sax::XWriter>& xWriter,
     const uno::Sequence<beans::PropertyValue>& aDescriptor, const OUString& sName,
     const OUString& sMediaType, const OUString& sComponentName,
-    const uno::Sequence<uno::Any>& aArgs, ScMySharedData*& pSharedData)
+    const uno::Sequence<uno::Any>& aArgs, std::unique_ptr<ScMySharedData>& pSharedData)
 {
     bool bRet(false);
     uno::Reference<io::XOutputStream> xOut;
@@ -667,7 +667,7 @@ bool ScXMLImportWrapper::ExportToComponent(const uno::Reference<uno::XComponentC
     if ( xFilter.is() )
     {
         ScXMLExport* pExport = static_cast<ScXMLExport*>(SvXMLExport::getImplementation(xFilter));
-        pExport->SetSharedData(pSharedData);
+        pExport->SetSharedData(std::move(pSharedData));
 
         // if there are sheets to copy, get the source stream
         if ( sName == "content.xml" && lcl_HasValidStream(rDoc) && ( pExport->getExportFlags() & SvXMLExportFlags::OASIS ) )
@@ -715,7 +715,7 @@ bool ScXMLImportWrapper::ExportToComponent(const uno::Reference<uno::XComponentC
         else
             bRet = xFilter->filter( aDescriptor );
 
-        pSharedData = pExport->GetSharedData();
+        pSharedData = pExport->ReleaseSharedData();
     }
 
     return bRet;
@@ -817,7 +817,7 @@ bool ScXMLImportWrapper::Export(bool bStylesOnly)
         bool bStylesRet (false);
         bool bDocRet(false);
         bool bSettingsRet(false);
-        ScMySharedData* pSharedData = nullptr;
+        std::unique_ptr<ScMySharedData> pSharedData;
 
         bool bOasis = ( SotStorage::GetVersion( xStorage ) > SOFFICE_FILEFORMAT_60 );
 
@@ -956,7 +956,7 @@ bool ScXMLImportWrapper::Export(bool bStylesOnly)
             SAL_INFO( "sc.filter", "settings export end" );
         }
 
-        delete pSharedData;
+        pSharedData.reset();
 
         if (xStatusIndicator.is())
             xStatusIndicator->end();