remove some manual ref-counting

triggered when I noticed a class doing acquire() in the constructor and
then release() in the destructor.

found mostly by
git grep -n -B5 -e '->release()'

Change-Id: Ie1abeaed75c1f861df185e3bde680272dbadc97f
Reviewed-on: https://gerrit.libreoffice.org/25363
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

8 files changed, 47 insertions, 82 deletions

diff --git a/sc/inc/datauno.hxx b/sc/inc/datauno.hxx
index cbaebc7514a9..cb33562bf0b2 100644
--- a/sc/inc/datauno.hxx
+++ b/sc/inc/datauno.hxx
@@ -222,7 +222,7 @@ public:
 class ScRangeSubTotalDescriptor : public ScSubTotalDescriptorBase
 {
 private:
-    ScDatabaseRangeObj*     pParent;
+    css::uno::Reference<ScDatabaseRangeObj>  mxParent;
 
 public:
                             ScRangeSubTotalDescriptor(ScDatabaseRangeObj* pPar);
@@ -435,7 +435,7 @@ public:
 class ScRangeFilterDescriptor : public ScFilterDescriptorBase
 {
 private:
-    ScDatabaseRangeObj*     pParent;
+    css::uno::Reference<ScDatabaseRangeObj>  mxParent;
 
 public:
                             ScRangeFilterDescriptor(ScDocShell* pDocSh, ScDatabaseRangeObj* pPar);
@@ -451,7 +451,7 @@ public:
 class ScDataPilotFilterDescriptor : public ScFilterDescriptorBase
 {
 private:
-    ScDataPilotDescriptorBase*  pParent;
+    css::uno::Reference<ScDataPilotDescriptorBase>  mxParent;
 
 public:
                             ScDataPilotFilterDescriptor(ScDocShell* pDocSh, ScDataPilotDescriptorBase* pPar);
diff --git a/sc/inc/dptabsrc.hxx b/sc/inc/dptabsrc.hxx
index 035ba282ef9d..bfc9e2924f3f 100644
--- a/sc/inc/dptabsrc.hxx
+++ b/sc/inc/dptabsrc.hxx
@@ -307,7 +307,7 @@ class ScDPDimension : public cppu::WeakImplHelper<
 {
     ScDPSource*         pSource;
     long                nDim;               // dimension index (== column ID)
-    ScDPHierarchies*    pHierarchies;
+    css::uno::Reference<ScDPHierarchies> mxHierarchies;
     long                nUsedHier;
     sal_uInt16          nFunction;          // enum GeneralFunction
     OUString            aName;              // if empty, take from source
@@ -459,7 +459,7 @@ private:
     ScDPSource*     pSource;
     long            nDim;
     long            nHier;
-    ScDPLevels*     pLevels;
+    css::uno::Reference<ScDPLevels> mxLevels;
 
 public:
                             ScDPHierarchy( ScDPSource* pSrc, long nD, long nH );
@@ -539,7 +539,7 @@ private:
     long                        nDim;
     long                        nHier;
     long                        nLev;
-    ScDPMembers*                pMembers;
+    css::uno::Reference<ScDPMembers> mxMembers;
     css::uno::Sequence<css::sheet::GeneralFunction> aSubTotals;
     css::sheet::DataPilotFieldSortInfo     aSortInfo;      // stored user settings
     css::sheet::DataPilotFieldAutoShowInfo aAutoShowInfo;  // stored user settings
diff --git a/sc/source/core/data/dptabsrc.cxx b/sc/source/core/data/dptabsrc.cxx
index c652cf2af303..ce48a82446cb 100644
--- a/sc/source/core/data/dptabsrc.cxx
+++ b/sc/source/core/data/dptabsrc.cxx
@@ -1333,7 +1333,6 @@ ScDPDimension* ScDPDimensions::getByIndex(long nIndex) const
 ScDPDimension::ScDPDimension( ScDPSource* pSrc, long nD ) :
     pSource( pSrc ),
     nDim( nD ),
-    pHierarchies( nullptr ),
     nUsedHier( 0 ),
     nFunction( SUBTOTAL_FUNC_SUM ),     // sum is default
     mpLayoutName(nullptr),
@@ -1350,20 +1349,16 @@ ScDPDimension::~ScDPDimension()
 {
     //TODO: release pSource
 
-    if ( pHierarchies )
-        pHierarchies->release();    // ref-counted
-
     delete pSelectedData;
 }
 
 ScDPHierarchies* ScDPDimension::GetHierarchiesObject()
 {
-    if (!pHierarchies)
+    if (!mxHierarchies.is())
     {
-        pHierarchies = new ScDPHierarchies( pSource, nDim );
-        pHierarchies->acquire();        // ref-counted
+        mxHierarchies = new ScDPHierarchies( pSource, nDim );
     }
-    return pHierarchies;
+    return mxHierarchies.get();
 }
 
 const OUString* ScDPDimension::GetLayoutName() const
@@ -1790,8 +1785,7 @@ ScDPHierarchy* ScDPHierarchies::getByIndex(long nIndex) const
 ScDPHierarchy::ScDPHierarchy( ScDPSource* pSrc, long nD, long nH ) :
     pSource( pSrc ),
     nDim( nD ),
-    nHier( nH ),
-    pLevels( nullptr )
+    nHier( nH )
 {
     //TODO: hold pSource
 }
@@ -1799,19 +1793,15 @@ ScDPHierarchy::ScDPHierarchy( ScDPSource* pSrc, long nD, long nH ) :
 ScDPHierarchy::~ScDPHierarchy()
 {
     //TODO: release pSource
-
-    if (pLevels)
-        pLevels->release();     // ref-counted
 }
 
 ScDPLevels* ScDPHierarchy::GetLevelsObject()
 {
-    if (!pLevels)
+    if (!mxLevels.is())
     {
-        pLevels = new ScDPLevels( pSource, nDim, nHier );
-        pLevels->acquire();     // ref-counted
+        mxLevels = new ScDPLevels( pSource, nDim, nHier );
     }
-    return pLevels;
+    return mxLevels.get();
 }
 
 uno::Reference<container::XNameAccess> SAL_CALL ScDPHierarchy::getLevels()
@@ -1997,7 +1987,6 @@ ScDPLevel::ScDPLevel( ScDPSource* pSrc, long nD, long nH, long nL ) :
     nDim( nD ),
     nHier( nH ),
     nLev( nL ),
-    pMembers( nullptr ),
     aSortInfo( EMPTY_OUSTRING, true, sheet::DataPilotFieldSortMode::NAME ),   // default: sort by name
     nSortMeasure( 0 ),
     nAutoMeasure( 0 ),
@@ -2012,9 +2001,6 @@ ScDPLevel::ScDPLevel( ScDPSource* pSrc, long nD, long nH, long nL ) :
 ScDPLevel::~ScDPLevel()
 {
     //TODO: release pSource
-
-    if ( pMembers )
-        pMembers->release();    // ref-counted
 }
 
 void ScDPLevel::EvaluateSortOrder()
@@ -2081,12 +2067,11 @@ void ScDPLevel::SetEnableLayout(bool bSet)
 
 ScDPMembers* ScDPLevel::GetMembersObject()
 {
-    if (!pMembers)
+    if (!mxMembers.is())
     {
-        pMembers = new ScDPMembers( pSource, nDim, nHier, nLev );
-        pMembers->acquire();    // ref-counted
+        mxMembers = new ScDPMembers( pSource, nDim, nHier, nLev );
     }
-    return pMembers;
+    return mxMembers.get();
 }
 
 uno::Reference<container::XNameAccess> SAL_CALL ScDPLevel::getMembers() throw(uno::RuntimeException, std::exception)
diff --git a/sc/source/ui/drawfunc/drtxtob.cxx b/sc/source/ui/drawfunc/drtxtob.cxx
index ee4d1ec01480..2709e613240b 100644
--- a/sc/source/ui/drawfunc/drtxtob.cxx
+++ b/sc/source/ui/drawfunc/drtxtob.cxx
@@ -113,7 +113,6 @@ void ScDrawTextObjectBar::StateDisableItems( SfxItemSet &rSet )
 ScDrawTextObjectBar::ScDrawTextObjectBar(ScViewData* pData) :
     SfxShell(pData->GetViewShell()),
     pViewData(pData),
-    pClipEvtLstnr(nullptr),
     bPastePossible(false)
 {
     SetPool( pViewData->GetScDrawView()->GetDefaultAttr().GetPool() );
@@ -133,15 +132,13 @@ ScDrawTextObjectBar::ScDrawTextObjectBar(ScViewData* pData) :
 
 ScDrawTextObjectBar::~ScDrawTextObjectBar()
 {
-    if ( pClipEvtLstnr )
+    if ( mxClipEvtLstnr.is() )
     {
-        pClipEvtLstnr->AddRemoveListener( pViewData->GetActiveWin(), false );
+        mxClipEvtLstnr->AddRemoveListener( pViewData->GetActiveWin(), false );
 
         //  The listener may just now be waiting for the SolarMutex and call the link
         //  afterwards, in spite of RemoveListener. So the link has to be reset, too.
-        pClipEvtLstnr->ClearCallbackLink();
-
-        pClipEvtLstnr->release();
+        mxClipEvtLstnr->ClearCallbackLink();
     }
 }
 
@@ -492,13 +489,12 @@ void ScDrawTextObjectBar::GetClipState( SfxItemSet& rSet )
         return;
     }
 
-    if ( !pClipEvtLstnr )
+    if ( !mxClipEvtLstnr.is() )
     {
         // create listener
-        pClipEvtLstnr = new TransferableClipboardListener( LINK( this, ScDrawTextObjectBar, ClipboardChanged ) );
-        pClipEvtLstnr->acquire();
+        mxClipEvtLstnr = new TransferableClipboardListener( LINK( this, ScDrawTextObjectBar, ClipboardChanged ) );
         vcl::Window* pWin = pViewData->GetActiveWin();
-        pClipEvtLstnr->AddRemoveListener( pWin, true );
+        mxClipEvtLstnr->AddRemoveListener( pWin, true );
 
         // get initial state
         TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( pViewData->GetActiveWin() ) );
diff --git a/sc/source/ui/inc/drtxtob.hxx b/sc/source/ui/inc/drtxtob.hxx
index 09c1d94d4bfa..7b40147ddff4 100644
--- a/sc/source/ui/inc/drtxtob.hxx
+++ b/sc/source/ui/inc/drtxtob.hxx
@@ -35,7 +35,7 @@ class TransferableClipboardListener;
 class ScDrawTextObjectBar : public SfxShell
 {
     ScViewData*         pViewData;
-    TransferableClipboardListener* pClipEvtLstnr;
+    css::uno::Reference<TransferableClipboardListener> mxClipEvtLstnr;
     bool                bPastePossible;
 
     DECL_LINK_TYPED( ClipboardChanged, TransferableDataHelper*, void );
diff --git a/sc/source/ui/inc/editsh.hxx b/sc/source/ui/inc/editsh.hxx
index 85d5fdfc1ccf..77b3e8b24480 100644
--- a/sc/source/ui/inc/editsh.hxx
+++ b/sc/source/ui/inc/editsh.hxx
@@ -39,7 +39,7 @@ class ScEditShell : public SfxShell
 private:
     EditView*   pEditView;
     ScViewData* pViewData;
-    TransferableClipboardListener* pClipEvtLstnr;
+    css::uno::Reference<TransferableClipboardListener> mxClipEvtLstnr;
     bool        bPastePossible;
     bool        bIsInsertMode;
 
diff --git a/sc/source/ui/unoobj/datauno.cxx b/sc/source/ui/unoobj/datauno.cxx
index 2772aa2cb536..9c03c5c1e7bd 100644
--- a/sc/source/ui/unoobj/datauno.cxx
+++ b/sc/source/ui/unoobj/datauno.cxx
@@ -806,28 +806,24 @@ void ScSubTotalDescriptor::SetParam( const ScSubTotalParam& rNew )
 }
 
 ScRangeSubTotalDescriptor::ScRangeSubTotalDescriptor(ScDatabaseRangeObj* pPar) :
-    pParent(pPar)
+    mxParent(pPar)
 {
-    if (pParent)
-        pParent->acquire();
 }
 
 ScRangeSubTotalDescriptor::~ScRangeSubTotalDescriptor()
 {
-    if (pParent)
-        pParent->release();
 }
 
 void ScRangeSubTotalDescriptor::GetData( ScSubTotalParam& rParam ) const
 {
-    if (pParent)
-        pParent->GetSubTotalParam( rParam );
+    if (mxParent.is())
+        mxParent->GetSubTotalParam( rParam );
 }
 
 void ScRangeSubTotalDescriptor::PutData( const ScSubTotalParam& rParam )
 {
-    if (pParent)
-        pParent->SetSubTotalParam( rParam );
+    if (mxParent.is())
+        mxParent->SetSubTotalParam( rParam );
 }
 
 ScConsolidationDescriptor::ScConsolidationDescriptor()
@@ -1544,49 +1540,41 @@ void ScFilterDescriptor::SetParam( const ScQueryParam& rNew )
 
 ScRangeFilterDescriptor::ScRangeFilterDescriptor(ScDocShell* pDocShell, ScDatabaseRangeObj* pPar) :
     ScFilterDescriptorBase(pDocShell),
-    pParent(pPar)
+    mxParent(pPar)
 {
-    if (pParent)
-        pParent->acquire();
 }
 
 ScRangeFilterDescriptor::~ScRangeFilterDescriptor()
 {
-    if (pParent)
-        pParent->release();
 }
 
 void ScRangeFilterDescriptor::GetData( ScQueryParam& rParam ) const
 {
-    if (pParent)
-        pParent->GetQueryParam( rParam );
+    if (mxParent.is())
+        mxParent->GetQueryParam( rParam );
 }
 
 void ScRangeFilterDescriptor::PutData( const ScQueryParam& rParam )
 {
-    if (pParent)
-        pParent->SetQueryParam( rParam );
+    if (mxParent.is())
+        mxParent->SetQueryParam( rParam );
 }
 
 ScDataPilotFilterDescriptor::ScDataPilotFilterDescriptor(ScDocShell* pDocShell, ScDataPilotDescriptorBase* pPar) :
     ScFilterDescriptorBase(pDocShell),
-    pParent(pPar)
+    mxParent(pPar)
 {
-    if (pParent)
-        pParent->acquire();
 }
 
 ScDataPilotFilterDescriptor::~ScDataPilotFilterDescriptor()
 {
-    if (pParent)
-        pParent->release();
 }
 
 void ScDataPilotFilterDescriptor::GetData( ScQueryParam& rParam ) const
 {
-    if (pParent)
+    if (mxParent.is())
     {
-        ScDPObject* pDPObj = pParent->GetDPObject();
+        ScDPObject* pDPObj = mxParent->GetDPObject();
         if (pDPObj && pDPObj->IsSheetData())
             rParam = pDPObj->GetSheetDesc()->GetQueryParam();
     }
@@ -1594,17 +1582,17 @@ void ScDataPilotFilterDescriptor::GetData( ScQueryParam& rParam ) const
 
 void ScDataPilotFilterDescriptor::PutData( const ScQueryParam& rParam )
 {
-    if (pParent)
+    if (mxParent.is())
     {
-        ScDPObject* pDPObj = pParent->GetDPObject();
+        ScDPObject* pDPObj = mxParent->GetDPObject();
         if (pDPObj)
         {
-            ScSheetSourceDesc aSheetDesc(&pParent->GetDocShell()->GetDocument());
+            ScSheetSourceDesc aSheetDesc(&mxParent->GetDocShell()->GetDocument());
             if (pDPObj->IsSheetData())
                 aSheetDesc = *pDPObj->GetSheetDesc();
             aSheetDesc.SetQueryParam(rParam);
             pDPObj->SetSheetDesc(aSheetDesc);
-            pParent->SetDPObject(pDPObj);
+            mxParent->SetDPObject(pDPObj);
         }
     }
 }
diff --git a/sc/source/ui/view/editsh.cxx b/sc/source/ui/view/editsh.cxx
index 92f211e13d71..622989308f44 100644
--- a/sc/source/ui/view/editsh.cxx
+++ b/sc/source/ui/view/editsh.cxx
@@ -93,7 +93,6 @@ void ScEditShell::InitInterface_Impl()
 ScEditShell::ScEditShell(EditView* pView, ScViewData* pData) :
     pEditView       (pView),
     pViewData       (pData),
-    pClipEvtLstnr   (nullptr),
     bPastePossible  (false),
     bIsInsertMode   (true)
 {
@@ -105,15 +104,13 @@ ScEditShell::ScEditShell(EditView* pView, ScViewData* pData) :
 
 ScEditShell::~ScEditShell()
 {
-    if ( pClipEvtLstnr )
+    if ( mxClipEvtLstnr.is() )
     {
-        pClipEvtLstnr->AddRemoveListener( pViewData->GetActiveWin(), false );
+        mxClipEvtLstnr->AddRemoveListener( pViewData->GetActiveWin(), false );
 
         //  The listener may just now be waiting for the SolarMutex and call the link
         //  afterwards, in spite of RemoveListener. So the link has to be reset, too.
-        pClipEvtLstnr->ClearCallbackLink();
-
-        pClipEvtLstnr->release();
+        mxClipEvtLstnr->ClearCallbackLink();
     }
 }
 
@@ -809,13 +806,12 @@ IMPL_LINK_TYPED( ScEditShell, ClipboardChanged, TransferableDataHelper*, pDataHe
 
 void ScEditShell::GetClipState( SfxItemSet& rSet )
 {
-    if ( !pClipEvtLstnr )
+    if ( !mxClipEvtLstnr.is() )
     {
         // create listener
-        pClipEvtLstnr = new TransferableClipboardListener( LINK( this, ScEditShell, ClipboardChanged ) );
-        pClipEvtLstnr->acquire();
+        mxClipEvtLstnr = new TransferableClipboardListener( LINK( this, ScEditShell, ClipboardChanged ) );
         vcl::Window* pWin = pViewData->GetActiveWin();
-        pClipEvtLstnr->AddRemoveListener( pWin, true );
+        mxClipEvtLstnr->AddRemoveListener( pWin, true );
 
         // get initial state
         TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( pViewData->GetActiveWin() ) );