Drop ScGlobal::GetEmptyOUString() and EMPTY_OUSTRING

OUString default ctor already uses a static instance
(through rtl_uString_new), no need to have another
module-specific static.

Commit d8037ae18a297229d1b79f8f76331abfd548350d had
removed its sw counterpart some time ago.

Change-Id: I140fe13bc1f6b0cbe188e83e602fdebe995e467a
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/125061
Tested-by: Mike Kaganski <mike.kaganski@collabora.com>
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

40 files changed, 107 insertions, 107 deletions

diff --git a/sc/source/ui/app/inputhdl.cxx b/sc/source/ui/app/inputhdl.cxx
index 01f2b9e9d1d6..8c06ebfcc111 100644
--- a/sc/source/ui/app/inputhdl.cxx
+++ b/sc/source/ui/app/inputhdl.cxx
@@ -623,7 +623,7 @@ static void lcl_Replace( EditView* pView, const OUString& rNewStr, const ESelect
 
     // Dummy InsertText for Update and Paint
     // To do that we need to cancel the selection from above (before QuickInsertText)
-    pView->InsertText( EMPTY_OUSTRING );
+    pView->InsertText( OUString() );
 
     sal_Int32 nLen = pEngine->GetTextLen(0);
     ESelection aSel( 0, nLen, 0, nLen );
@@ -2168,7 +2168,7 @@ void ScInputHandler::UpdateParenthesis()
                         mpEditEngine->QuickSetAttribs( aSet, aSelOther );
 
                         // Dummy InsertText for Update and Paint (selection is empty)
-                        pTableView->InsertText( EMPTY_OUSTRING );
+                        pTableView->InsertText( OUString() );
 
                         bFound = true;
                     }
@@ -4311,11 +4311,11 @@ IMPL_LINK_NOARG( ScInputHandler, DelayTimer, Timer*, void )
         bInOwnChange = true; // disable ModifyHdl (reset below)
 
         pActiveViewSh = nullptr;
-        mpEditEngine->SetTextCurrentDefaults( EMPTY_OUSTRING );
+        mpEditEngine->SetTextCurrentDefaults( OUString() );
         if ( pInputWin )
         {
-            pInputWin->SetPosString( EMPTY_OUSTRING );
-            pInputWin->SetTextString( EMPTY_OUSTRING );
+            pInputWin->SetPosString( OUString() );
+            pInputWin->SetTextString( OUString() );
             pInputWin->Disable();
         }
 
@@ -4442,7 +4442,7 @@ EditView* ScInputHandler::GetFuncEditView()
             SetMode( SC_INPUT_TABLE );
             bCreatingFuncView = false;
             if ( pTableView )
-                pTableView->GetEditEngine()->SetText( EMPTY_OUSTRING );
+                pTableView->GetEditEngine()->SetText( OUString() );
         }
         pView = pTableView;
     }
diff --git a/sc/source/ui/app/scmod.cxx b/sc/source/ui/app/scmod.cxx
index 3c47445cf566..dee33b48a509 100644
--- a/sc/source/ui/app/scmod.cxx
+++ b/sc/source/ui/app/scmod.cxx
@@ -1454,7 +1454,7 @@ void ScModule::ActivateInputWindow( const OUString* pStrFormula, bool bMatrix )
         // Cancel
         if ( pWin )
         {
-            pWin->SetFuncString( EMPTY_OUSTRING, false );
+            pWin->SetFuncString( OUString(), false );
             // SetSumAssignMode due to sal_False no necessary
         }
         pHdl->CancelHandler();
diff --git a/sc/source/ui/dbgui/consdlg.cxx b/sc/source/ui/dbgui/consdlg.cxx
index a4d02ac792b4..1dde53c1866e 100644
--- a/sc/source/ui/dbgui/consdlg.cxx
+++ b/sc/source/ui/dbgui/consdlg.cxx
@@ -465,7 +465,7 @@ IMPL_LINK( ScConsolidateDlg, SelectCBHdl, weld::ComboBox&, rLb, void )
     }
     else
     {
-        pEd->SetText( EMPTY_OUSTRING );
+        pEd->SetText( OUString() );
         if ( pEd == m_xEdDataArea.get() )
             m_xBtnAdd->set_sensitive(true);
     }
diff --git a/sc/source/ui/dbgui/csvgrid.cxx b/sc/source/ui/dbgui/csvgrid.cxx
index a18ce7f5e7b5..aa6acd6ba9b2 100644
--- a/sc/source/ui/dbgui/csvgrid.cxx
+++ b/sc/source/ui/dbgui/csvgrid.cxx
@@ -546,10 +546,10 @@ void ScCsvGrid::SetTypeNames( std::vector<OUString>&& rTypeNames )
     ::std::for_each( maColStates.begin(), maColStates.end(), Func_SetType( CSV_TYPE_DEFAULT ) );
 }
 
-const OUString& ScCsvGrid::GetColumnTypeName( sal_uInt32 nColIndex ) const
+OUString ScCsvGrid::GetColumnTypeName( sal_uInt32 nColIndex ) const
 {
     sal_uInt32 nTypeIx = static_cast< sal_uInt32 >( GetColumnType( nColIndex ) );
-    return (nTypeIx < maTypeNames.size()) ? maTypeNames[ nTypeIx ] : EMPTY_OUSTRING;
+    return (nTypeIx < maTypeNames.size()) ? maTypeNames[ nTypeIx ] : OUString();
 }
 
 static sal_uInt8 lcl_GetExtColumnType( sal_Int32 nIntType )
@@ -849,15 +849,15 @@ void ScCsvGrid::ImplSetTextLineFix( sal_Int32 nLine, const OUString& rTextLine )
     InvalidateGfx();
 }
 
-const OUString& ScCsvGrid::GetCellText( sal_uInt32 nColIndex, sal_Int32 nLine ) const
+OUString ScCsvGrid::GetCellText( sal_uInt32 nColIndex, sal_Int32 nLine ) const
 {
-    if( nLine < GetFirstVisLine() ) return EMPTY_OUSTRING;
+    if( nLine < GetFirstVisLine() ) return OUString();
 
     sal_uInt32 nLineIx = nLine - GetFirstVisLine();
-    if( nLineIx >= maTexts.size() ) return EMPTY_OUSTRING;
+    if( nLineIx >= maTexts.size() ) return OUString();
 
     const std::vector<OUString>& rStrVec = maTexts[ nLineIx ];
-    if( nColIndex >= rStrVec.size() ) return EMPTY_OUSTRING;
+    if( nColIndex >= rStrVec.size() ) return OUString();
 
     return rStrVec[ nColIndex ];
 }
diff --git a/sc/source/ui/dbgui/dbnamdlg.cxx b/sc/source/ui/dbgui/dbnamdlg.cxx
index 48f9d9b0a16f..a0f6f209347c 100644
--- a/sc/source/ui/dbgui/dbnamdlg.cxx
+++ b/sc/source/ui/dbgui/dbnamdlg.cxx
@@ -318,7 +318,7 @@ void ScDbNameDlg::UpdateNames()
     m_xEdName->freeze();
 
     m_xEdName->clear();
-    m_xEdAssign->SetText( EMPTY_OUSTRING );
+    m_xEdAssign->SetText( OUString() );
 
     if (!rDBs.empty())
     {
@@ -449,12 +449,12 @@ IMPL_LINK_NOARG(ScDbNameDlg, AddBtnHdl, weld::Button&, void)
 
             UpdateNames();
 
-            m_xEdName->set_entry_text( EMPTY_OUSTRING );
+            m_xEdName->set_entry_text( OUString() );
             m_xEdName->grab_focus();
             m_xBtnAdd->set_label( aStrAdd );
             m_xBtnAdd->set_sensitive(false);
             m_xBtnRemove->set_sensitive(false);
-            m_xEdAssign->SetText( EMPTY_OUSTRING );
+            m_xEdAssign->SetText( OUString() );
             m_xBtnHeader->set_active(true);             // Default: with column headers
             m_xBtnTotals->set_active( false );      // Default: without totals row
             m_xBtnDoSize->set_active( false );
@@ -528,12 +528,12 @@ IMPL_LINK_NOARG(ScDbNameDlg, RemoveBtnHdl, weld::Button&, void)
 
     UpdateNames();
 
-    m_xEdName->set_entry_text( EMPTY_OUSTRING );
+    m_xEdName->set_entry_text( OUString() );
     m_xEdName->grab_focus();
     m_xBtnAdd->set_label( aStrAdd );
     m_xBtnAdd->set_sensitive(false);
     m_xBtnRemove->set_sensitive(false);
-    m_xEdAssign->SetText( EMPTY_OUSTRING );
+    m_xEdAssign->SetText( OUString() );
     theCurArea = ScRange();
     m_xBtnHeader->set_active(true);             // Default: with column headers
     m_xBtnTotals->set_active( false );      // Default: without totals row
diff --git a/sc/source/ui/dbgui/filtdlg.cxx b/sc/source/ui/dbgui/filtdlg.cxx
index 525e74c4a915..e5eb4a7b333c 100644
--- a/sc/source/ui/dbgui/filtdlg.cxx
+++ b/sc/source/ui/dbgui/filtdlg.cxx
@@ -622,7 +622,7 @@ void ScFilterDlg::ClearValueList( size_t nList )
         pValList->clear();
         pValList->append_text( aStrNotEmpty );
         pValList->append_text( aStrEmpty );
-        pValList->set_entry_text( EMPTY_OUSTRING );
+        pValList->set_entry_text( OUString() );
     }
 }
 
diff --git a/sc/source/ui/dbgui/foptmgr.cxx b/sc/source/ui/dbgui/foptmgr.cxx
index ac06054ac9be..9ebcf5304fb7 100644
--- a/sc/source/ui/dbgui/foptmgr.cxx
+++ b/sc/source/ui/dbgui/foptmgr.cxx
@@ -116,7 +116,7 @@ void ScFilterOptionsMgr::Init()
 
         pBtnDestPers->set_active(true);         // always on when called
         pLbCopyArea->set_active( 0 );
-        pEdCopyArea->SetText( EMPTY_OUSTRING );
+        pEdCopyArea->SetText( OUString() );
 
         /*
          * Check whether the transferred area is a database area:
@@ -173,7 +173,7 @@ void ScFilterOptionsMgr::Init()
         else
         {
             pBtnCopyResult->set_active( false );
-            pEdCopyArea->SetText( EMPTY_OUSTRING );
+            pEdCopyArea->SetText( OUString() );
             pLbCopyArea->set_sensitive(false);
             pEdCopyArea->GetWidget()->set_sensitive(false);
             pRbCopyArea->GetWidget()->set_sensitive(false);
@@ -181,7 +181,7 @@ void ScFilterOptionsMgr::Init()
         }
     }
     else
-        pEdCopyArea->SetText( EMPTY_OUSTRING );
+        pEdCopyArea->SetText( OUString() );
 }
 
 bool ScFilterOptionsMgr::VerifyPosStr( const OUString& rPosStr ) const
diff --git a/sc/source/ui/dbgui/pfiltdlg.cxx b/sc/source/ui/dbgui/pfiltdlg.cxx
index 04abc907e7c4..5631ca1b72dc 100644
--- a/sc/source/ui/dbgui/pfiltdlg.cxx
+++ b/sc/source/ui/dbgui/pfiltdlg.cxx
@@ -131,7 +131,7 @@ void ScPivotFilterDlg::Init( const SfxItemSet& rArgSet )
     }
     else
     {
-        m_xFtDbArea->set_label(EMPTY_OUSTRING);
+        m_xFtDbArea->set_label(OUString());
     }
 
     // Read the field lists and select the entries:
@@ -164,7 +164,7 @@ void ScPivotFilterDlg::Init( const SfxItemSet& rArgSet )
             aFieldLbArr[i]->set_active( 0 ); // "none" selected
             aCondLbArr [i]->set_active( 0 ); // "=" selected
             UpdateValueList( static_cast<sal_uInt16>(i) );
-            aValueEdArr[i]->set_entry_text(EMPTY_OUSTRING);
+            aValueEdArr[i]->set_entry_text(OUString());
         }
         aValueEdArr[i]->connect_changed( LINK( this, ScPivotFilterDlg, ValModifyHdl ) );
     }
@@ -289,7 +289,7 @@ void ScPivotFilterDlg::ClearValueList( sal_uInt16 nList )
         pValList->clear();
         pValList->append_text(aStrNotEmpty);
         pValList->append_text(aStrEmpty);
-        pValList->set_entry_text(EMPTY_OUSTRING);
+        pValList->set_entry_text(OUString());
     }
 }
 
diff --git a/sc/source/ui/dbgui/sfiltdlg.cxx b/sc/source/ui/dbgui/sfiltdlg.cxx
index e01b8e0a9571..3aeb3192372e 100644
--- a/sc/source/ui/dbgui/sfiltdlg.cxx
+++ b/sc/source/ui/dbgui/sfiltdlg.cxx
@@ -123,7 +123,7 @@ void ScSpecialFilterDlg::Init( const SfxItemSet& rArgSet )
     pViewData   = rQueryItem.GetViewData();
     pDoc        = pViewData ? &pViewData->GetDocument() : nullptr;
 
-    m_xEdFilterArea->SetText( EMPTY_OUSTRING );      // may be overwritten below
+    m_xEdFilterArea->SetText( OUString() );      // may be overwritten below
 
     if ( pViewData && pDoc )
     {
diff --git a/sc/source/ui/dbgui/tpsort.cxx b/sc/source/ui/dbgui/tpsort.cxx
index b9cc96bc598c..4a662e4fad56 100644
--- a/sc/source/ui/dbgui/tpsort.cxx
+++ b/sc/source/ui/dbgui/tpsort.cxx
@@ -552,7 +552,7 @@ void ScTabPageSortOptions::Init()
         }
 
         m_xLbOutPos->set_active(0);
-        m_xEdOutPos->set_text(EMPTY_OUSTRING);
+        m_xEdOutPos->set_text(OUString());
 
         // Check whether the field that is passed on is a database field:
 
@@ -649,7 +649,7 @@ void ScTabPageSortOptions::Reset( const SfxItemSet* /* rArgSet */ )
         m_xBtnCopyResult->set_active( false );
         m_xLbOutPos->set_sensitive(false);
         m_xEdOutPos->set_sensitive(false);
-        m_xEdOutPos->set_text( EMPTY_OUSTRING );
+        m_xEdOutPos->set_text( OUString() );
     }
 }
 
diff --git a/sc/source/ui/dbgui/validate.cxx b/sc/source/ui/dbgui/validate.cxx
index 5fa84ab3d5cb..237ec6c94f83 100644
--- a/sc/source/ui/dbgui/validate.cxx
+++ b/sc/source/ui/dbgui/validate.cxx
@@ -509,14 +509,14 @@ void ScTPValidationValue::SetFirstFormula( const OUString& rFmlaStr )
         lclGetStringListFromFormula( aStringList, rFmlaStr, mcFmlaSep ) )
     {
         m_xEdList->set_text( aStringList );
-        m_xEdMin->SetText( EMPTY_OUSTRING );
+        m_xEdMin->SetText( OUString() );
         // change validation mode to string list
         m_xLbAllow->set_active( SC_VALIDDLG_ALLOW_LIST );
     }
     else
     {
         m_xEdMin->SetText( rFmlaStr );
-        m_xEdList->set_text( EMPTY_OUSTRING );
+        m_xEdList->set_text( OUString() );
     }
 }
 
@@ -725,12 +725,12 @@ void ScTPValidationHelp::Reset( const SfxItemSet* rArgSet )
     if ( rArgSet->GetItemState( FID_VALID_HELPTITLE, true, &pItem ) == SfxItemState::SET )
         m_xEdtTitle->set_text( static_cast<const SfxStringItem*>(pItem)->GetValue() );
     else
-        m_xEdtTitle->set_text( EMPTY_OUSTRING );
+        m_xEdtTitle->set_text( OUString() );
 
     if ( rArgSet->GetItemState( FID_VALID_HELPTEXT, true, &pItem ) == SfxItemState::SET )
         m_xEdInputHelp->set_text( static_cast<const SfxStringItem*>(pItem)->GetValue() );
     else
-        m_xEdInputHelp->set_text( EMPTY_OUSTRING );
+        m_xEdInputHelp->set_text( OUString() );
 }
 
 bool ScTPValidationHelp::FillItemSet( SfxItemSet* rArgSet )
@@ -799,12 +799,12 @@ void ScTPValidationError::Reset( const SfxItemSet* rArgSet )
     if ( rArgSet->GetItemState( FID_VALID_ERRTITLE, true, &pItem ) == SfxItemState::SET )
         m_xEdtTitle->set_text( static_cast<const SfxStringItem*>(pItem)->GetValue() );
     else
-        m_xEdtTitle->set_text( EMPTY_OUSTRING );
+        m_xEdtTitle->set_text( OUString() );
 
     if ( rArgSet->GetItemState( FID_VALID_ERRTEXT, true, &pItem ) == SfxItemState::SET )
         m_xEdError->set_text( static_cast<const SfxStringItem*>(pItem)->GetValue() );
     else
-        m_xEdError->set_text( EMPTY_OUSTRING );
+        m_xEdError->set_text( OUString() );
 
     SelectActionHdl(*m_xLbAction);
 }
diff --git a/sc/source/ui/docshell/docfunc.cxx b/sc/source/ui/docshell/docfunc.cxx
index ff5773c74755..a126b0b9330b 100644
--- a/sc/source/ui/docshell/docfunc.cxx
+++ b/sc/source/ui/docshell/docfunc.cxx
@@ -4355,7 +4355,7 @@ bool ScDocFunc::EnterMatrix( const ScRange& rRange, const ScMarkData* pTabMark,
         if ( pTokenArray )
         {
             rDoc.InsertMatrixFormula( nStartCol, nStartRow, nEndCol, nEndRow,
-                    aMark, EMPTY_OUSTRING, pTokenArray, eGrammar);
+                    aMark, OUString(), pTokenArray, eGrammar);
         }
         else if ( rDoc.IsImportingXML() )
         {
@@ -4363,7 +4363,7 @@ bool ScDocFunc::EnterMatrix( const ScRange& rRange, const ScMarkData* pTabMark,
             aCode.AssignXMLString( rString,
                     ((eGrammar == formula::FormulaGrammar::GRAM_EXTERNAL) ? rFormulaNmsp : OUString()));
             rDoc.InsertMatrixFormula( nStartCol, nStartRow, nEndCol, nEndRow,
-                    aMark, EMPTY_OUSTRING, &aCode, eGrammar);
+                    aMark, OUString(), &aCode, eGrammar);
             rDoc.IncXMLImportedFormulaCount( rString.getLength() );
         }
         else if (bEnglish)
@@ -4371,7 +4371,7 @@ bool ScDocFunc::EnterMatrix( const ScRange& rRange, const ScMarkData* pTabMark,
             ScCompiler aComp( rDoc, rRange.aStart, eGrammar);
             std::unique_ptr<ScTokenArray> pCode = aComp.CompileString( rString );
             rDoc.InsertMatrixFormula( nStartCol, nStartRow, nEndCol, nEndRow,
-                    aMark, EMPTY_OUSTRING, pCode.get(), eGrammar);
+                    aMark, OUString(), pCode.get(), eGrammar);
         }
         else
             rDoc.InsertMatrixFormula( nStartCol, nStartRow, nEndCol, nEndRow,
@@ -5494,10 +5494,10 @@ void ScDocFunc::ResizeMatrix( const ScRange& rOldRange, const ScAddress& rNewEnd
     if ( DeleteContents( aMark, InsertDeleteFlags::CONTENTS, true, false/*bApi*/ ) )
     {
         // GRAM_API for API compatibility.
-        if (!EnterMatrix( aNewRange, &aMark, nullptr, aFormula, false/*bApi*/, false, EMPTY_OUSTRING, formula::FormulaGrammar::GRAM_API ))
+        if (!EnterMatrix( aNewRange, &aMark, nullptr, aFormula, false/*bApi*/, false, OUString(), formula::FormulaGrammar::GRAM_API ))
         {
             // try to restore the previous state
-            EnterMatrix( rOldRange, &aMark, nullptr, aFormula, false/*bApi*/, false, EMPTY_OUSTRING, formula::FormulaGrammar::GRAM_API );
+            EnterMatrix( rOldRange, &aMark, nullptr, aFormula, false/*bApi*/, false, OUString(), formula::FormulaGrammar::GRAM_API );
         }
     }
 
diff --git a/sc/source/ui/docshell/docsh3.cxx b/sc/source/ui/docshell/docsh3.cxx
index 8d9e604ad5cd..bc49bca0a165 100644
--- a/sc/source/ui/docshell/docsh3.cxx
+++ b/sc/source/ui/docshell/docsh3.cxx
@@ -1001,7 +1001,7 @@ void ScDocShell::MergeDocument( ScDocument& rOtherDoc, bool bShared, bool bCheck
                                     aValue = aValue.copy(1, aValue.getLength()-2); // remove the 1st and last characters.
                                     GetDocFunc().EnterMatrix( aSourceRange,
                                         nullptr, nullptr, aValue, false, false,
-                                        EMPTY_OUSTRING, formula::FormulaGrammar::GRAM_DEFAULT );
+                                        OUString(), formula::FormulaGrammar::GRAM_DEFAULT );
                                 }
                                 break;
                                 case ScMatrixMode::Reference :     // do nothing
diff --git a/sc/source/ui/docshell/externalrefmgr.cxx b/sc/source/ui/docshell/externalrefmgr.cxx
index 79e65d92a02a..472872db7359 100644
--- a/sc/source/ui/docshell/externalrefmgr.cxx
+++ b/sc/source/ui/docshell/externalrefmgr.cxx
@@ -1035,7 +1035,7 @@ OUString ScExternalRefCache::getTableName(sal_uInt16 nFileId, size_t nCacheId) c
     if( DocItem* pDoc = getDocItem( nFileId ) )
         if( nCacheId < pDoc->maTableNames.size() )
             return pDoc->maTableNames[ nCacheId ].maRealName;
-    return EMPTY_OUSTRING;
+    return OUString();
 }
 
 void ScExternalRefCache::getAllTableNames(sal_uInt16 nFileId, vector<OUString>& rTabNames) const
diff --git a/sc/source/ui/docshell/impex.cxx b/sc/source/ui/docshell/impex.cxx
index 13376639c0ba..72dad3cc6410 100644
--- a/sc/source/ui/docshell/impex.cxx
+++ b/sc/source/ui/docshell/impex.cxx
@@ -1480,7 +1480,7 @@ static OUString lcl_GetFixed( const OUString& rLine, sal_Int32 nStart, sal_Int32
     if (nNext > nLen)
         nNext = nLen;
     if ( nNext <= nStart )
-        return EMPTY_OUSTRING;
+        return OUString();
 
     const sal_Unicode* pStr = rLine.getStr();
 
@@ -2178,7 +2178,7 @@ bool ScImportExport::Sylk2Doc( SvStream& rStrm )
                                 ScMarkData aMark(rDoc.GetSheetLimits());
                                 aMark.SelectTable( aPos.Tab(), true );
                                 rDoc.InsertMatrixFormula( nCol, nRow, nRefCol,
-                                    nRefRow, aMark, EMPTY_OUSTRING, xCode.get() );
+                                    nRefRow, aMark, OUString(), xCode.get() );
                             }
                             else
                             {
diff --git a/sc/source/ui/docshell/tablink.cxx b/sc/source/ui/docshell/tablink.cxx
index f9d2c3207e39..6d9589861412 100644
--- a/sc/source/ui/docshell/tablink.cxx
+++ b/sc/source/ui/docshell/tablink.cxx
@@ -426,7 +426,7 @@ OUString ScDocumentLoader::GetOptions( const SfxMedium& rMedium )
     if ( pSet && SfxItemState::SET == pSet->GetItemState( SID_FILE_FILTEROPTIONS, true, &pItem ) )
         return static_cast<const SfxStringItem*>(pItem)->GetValue();
 
-    return EMPTY_OUSTRING;
+    return OUString();
 }
 
 bool ScDocumentLoader::GetFilterName( const OUString& rFileName,
@@ -588,7 +588,7 @@ OUString ScDocumentLoader::GetTitle() const
     if ( pDocShell )
         return pDocShell->GetTitle();
     else
-        return EMPTY_OUSTRING;
+        return OUString();
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sc/source/ui/drawfunc/drtxtob1.cxx b/sc/source/ui/drawfunc/drtxtob1.cxx
index 4bef23933ed7..63dc62daeb60 100644
--- a/sc/source/ui/drawfunc/drtxtob1.cxx
+++ b/sc/source/ui/drawfunc/drtxtob1.cxx
@@ -102,9 +102,9 @@ void ScDrawTextObjectBar::ExecutePasteContents( SfxRequest & /* rReq */ )
     SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
     ScopedVclPtr<SfxAbstractPasteDialog> pDlg(pFact->CreatePasteDialog(mrViewData.GetDialogParent()));
 
-    pDlg->Insert( SotClipboardFormatId::STRING, EMPTY_OUSTRING );
-    pDlg->Insert( SotClipboardFormatId::RTF,    EMPTY_OUSTRING );
-    pDlg->Insert( SotClipboardFormatId::RICHTEXT,  EMPTY_OUSTRING );
+    pDlg->Insert( SotClipboardFormatId::STRING, OUString() );
+    pDlg->Insert( SotClipboardFormatId::RTF,    OUString() );
+    pDlg->Insert( SotClipboardFormatId::RICHTEXT,  OUString() );
 
     TransferableDataHelper aDataHelper( TransferableDataHelper::CreateFromSystemClipboard( mrViewData.GetActiveWin() ) );
 
diff --git a/sc/source/ui/formdlg/dwfunctr.cxx b/sc/source/ui/formdlg/dwfunctr.cxx
index 687578c251e5..d42e99371fb3 100644
--- a/sc/source/ui/formdlg/dwfunctr.cxx
+++ b/sc/source/ui/formdlg/dwfunctr.cxx
@@ -162,7 +162,7 @@ void ScFunctionWin::UpdateLRUList()
 
 void ScFunctionWin::SetDescription()
 {
-    xFiFuncDesc->set_label(EMPTY_OUSTRING);
+    xFiFuncDesc->set_label(OUString());
     const ScFuncDesc* pDesc =
              reinterpret_cast<const ScFuncDesc*>(xFuncList->get_selected_id().toInt64());
     if (pDesc)
diff --git a/sc/source/ui/inc/csvgrid.hxx b/sc/source/ui/inc/csvgrid.hxx
index a186df02c0bb..c729d9815fa7 100644
--- a/sc/source/ui/inc/csvgrid.hxx
+++ b/sc/source/ui/inc/csvgrid.hxx
@@ -180,7 +180,7 @@ public:
     /** Sets new UI data type names. */
     void                        SetTypeNames( std::vector<OUString>&& rTypeNames );
     /** Returns the UI type name of the specified column. */
-    const OUString&             GetColumnTypeName( sal_uInt32 nColIndex ) const;
+    OUString             GetColumnTypeName( sal_uInt32 nColIndex ) const;
 
     /** Fills the options object with column data for separators mode. */
     void                        FillColumnDataSep( ScAsciiOptions& rOptions ) const;
@@ -240,7 +240,7 @@ public:
     void                        ImplSetTextLineFix( sal_Int32 nLine, const OUString& rTextLine );
 
     /** Returns the text of the specified cell. */
-    const OUString&             GetCellText( sal_uInt32 nColIndex, sal_Int32 nLine ) const;
+    OUString             GetCellText( sal_uInt32 nColIndex, sal_Int32 nLine ) const;
 
     // event handling ---------------------------------------------------------
 protected:
diff --git a/sc/source/ui/miscdlgs/crnrdlg.cxx b/sc/source/ui/miscdlgs/crnrdlg.cxx
index 15d12d42b69a..d62e57f2e00a 100644
--- a/sc/source/ui/miscdlgs/crnrdlg.cxx
+++ b/sc/source/ui/miscdlgs/crnrdlg.cxx
@@ -213,13 +213,13 @@ void ScColRowNameRangesDlg::SetColRowData( const ScRange& rLabelRange, bool bRef
 
         if(bRef)
         {
-            m_xEdAssign->SetRefString( EMPTY_OUSTRING );
-            m_xEdAssign2->SetRefString( EMPTY_OUSTRING );
+            m_xEdAssign->SetRefString( OUString() );
+            m_xEdAssign2->SetRefString( OUString() );
         }
         else
         {
-            m_xEdAssign->SetText( EMPTY_OUSTRING );
-            m_xEdAssign2->SetText( EMPTY_OUSTRING );
+            m_xEdAssign->SetText( OUString() );
+            m_xEdAssign2->SetText( OUString() );
         }
 
         m_xBtnColHead->set_sensitive(false);
@@ -339,7 +339,7 @@ void ScColRowNameRangesDlg::UpdateNames()
 
     m_xLbRange->clear();
     aRangeMap.clear();
-    m_xEdAssign->SetText( EMPTY_OUSTRING );
+    m_xEdAssign->SetText( OUString() );
 
     size_t nCount, j;
 
@@ -532,10 +532,10 @@ IMPL_LINK_NOARG(ScColRowNameRangesDlg, AddBtnHdl, weld::Button&, void)
         m_xEdAssign->GrabFocus();
         m_xBtnAdd->set_sensitive(false);
         m_xBtnRemove->set_sensitive(false);
-        m_xEdAssign->SetText( EMPTY_OUSTRING );
+        m_xEdAssign->SetText( OUString() );
         m_xBtnColHead->set_active(true);
         m_xBtnRowHead->set_active(false);
-        m_xEdAssign2->SetText( EMPTY_OUSTRING );
+        m_xEdAssign2->SetText( OUString() );
         theCurArea = ScRange();
         theCurData = theCurArea;
         Range1SelectHdl( *m_xLbRange );
@@ -598,11 +598,11 @@ IMPL_LINK_NOARG(ScColRowNameRangesDlg, RemoveBtnHdl, weld::Button&, void)
     m_xLbRange->grab_focus();
     m_xBtnAdd->set_sensitive(false);
     m_xBtnRemove->set_sensitive(false);
-    m_xEdAssign->SetText( EMPTY_OUSTRING );
+    m_xEdAssign->SetText( OUString() );
     theCurArea = theCurData = ScRange();
     m_xBtnColHead->set_active(true);
     m_xBtnRowHead->set_active(false);
-    m_xEdAssign2->SetText( EMPTY_OUSTRING );
+    m_xEdAssign2->SetText( OUString() );
     Range1SelectHdl( *m_xLbRange );
 }
 
diff --git a/sc/source/ui/miscdlgs/instbdlg.cxx b/sc/source/ui/miscdlgs/instbdlg.cxx
index 1a7c6d804576..25dbd47d13e9 100644
--- a/sc/source/ui/miscdlgs/instbdlg.cxx
+++ b/sc/source/ui/miscdlgs/instbdlg.cxx
@@ -343,7 +343,7 @@ IMPL_LINK( ScInsertTableDlg, DialogClosedHdl, sfx2::FileDialogHelper*, _pFileDlg
                 pDocShTables = nullptr;
 
                 FillTables_Impl( nullptr );
-                m_xFtPath->set_label(EMPTY_OUSTRING);
+                m_xFtPath->set_label(OUString());
             }
         }
 
diff --git a/sc/source/ui/miscdlgs/linkarea.cxx b/sc/source/ui/miscdlgs/linkarea.cxx
index 603f4d24b078..0bff9bc0b50e 100644
--- a/sc/source/ui/miscdlgs/linkarea.cxx
+++ b/sc/source/ui/miscdlgs/linkarea.cxx
@@ -146,7 +146,7 @@ void ScLinkedAreaDlg::InitFromOldLink( const OUString& rFile, const OUString& rF
         m_xCbUrl->set_entry_text(pMed->GetName());
     }
     else
-        m_xCbUrl->set_entry_text(EMPTY_OUSTRING);
+        m_xCbUrl->set_entry_text(OUString());
 
     UpdateSourceRanges();
 
@@ -224,7 +224,7 @@ IMPL_LINK( ScLinkedAreaDlg, DialogClosedHdl, sfx2::FileDialogHelper*, _pFileDlg,
             m_pSourceShell = nullptr;
             aSourceRef.clear();
 
-            m_xCbUrl->set_entry_text(EMPTY_OUSTRING);
+            m_xCbUrl->set_entry_text(OUString());
         }
         pMed.release(); // DoLoad takes ownership
     }
@@ -289,7 +289,7 @@ OUString ScLinkedAreaDlg::GetURL() const
         SfxMedium* pMed = m_pSourceShell->GetMedium();
         return pMed->GetName();
     }
-    return EMPTY_OUSTRING;
+    return OUString();
 }
 
 OUString ScLinkedAreaDlg::GetFilter() const
diff --git a/sc/source/ui/navipi/content.cxx b/sc/source/ui/navipi/content.cxx
index d8b1ece7b257..7d8e4c61ff98 100644
--- a/sc/source/ui/navipi/content.cxx
+++ b/sc/source/ui/navipi/content.cxx
@@ -1274,12 +1274,12 @@ IMPL_LINK(ScContentTree, DragBeginHdl, bool&, rUnsetDragIcon, bool)
                         switch ( nType )
                         {
                             case ScContentId::TABLE:
-                                pScMod->SetDragLink( aDocName, aText, EMPTY_OUSTRING );
+                                pScMod->SetDragLink( aDocName, aText, OUString() );
                                 bDoLinkTrans = true;
                                 break;
                             case ScContentId::RANGENAME:
                             case ScContentId::DBAREA:
-                                pScMod->SetDragLink( aDocName, EMPTY_OUSTRING, aText );
+                                pScMod->SetDragLink( aDocName, OUString(), aText );
                                 bDoLinkTrans = true;
                                 break;
 
diff --git a/sc/source/ui/navipi/scenwnd.cxx b/sc/source/ui/navipi/scenwnd.cxx
index 0b317ea0acdd..341fd764fe3d 100644
--- a/sc/source/ui/navipi/scenwnd.cxx
+++ b/sc/source/ui/navipi/scenwnd.cxx
@@ -44,7 +44,7 @@ void ScScenarioWindow::UpdateEntries( const std::vector<OUString> &rNewEntryList
     {
         case 0:
             // no scenarios in current sheet
-            SetComment( EMPTY_OUSTRING );
+            SetComment( OUString() );
         break;
 
         case 1:
@@ -79,7 +79,7 @@ void ScScenarioWindow::UpdateEntries( const std::vector<OUString> &rNewEntryList
             }
             m_xLbScenario->thaw();
             m_xLbScenario->unselect_all();
-            SetComment(EMPTY_OUSTRING);
+            SetComment(OUString());
         }
     }
 }
diff --git a/sc/source/ui/optdlg/tpusrlst.cxx b/sc/source/ui/optdlg/tpusrlst.cxx
index c7bcf1c8b893..8c3cf35c9038 100644
--- a/sc/source/ui/optdlg/tpusrlst.cxx
+++ b/sc/source/ui/optdlg/tpusrlst.cxx
@@ -469,7 +469,7 @@ IMPL_LINK( ScTpUserLists, BtnClickHdl, weld::Button&, rBtn, void )
             mxLbLists->set_sensitive(false);
             mxFtEntries->set_sensitive(true);
             mxEdEntries->set_sensitive(true);
-            mxEdEntries->set_text( EMPTY_OUSTRING );
+            mxEdEntries->set_text( OUString() );
             mxEdEntries->grab_focus();
             mxBtnAdd->set_sensitive(false);
             mxBtnModify->set_sensitive(false);
@@ -498,7 +498,7 @@ IMPL_LINK( ScTpUserLists, BtnClickHdl, weld::Button&, rBtn, void )
             {
                 mxFtEntries->set_sensitive(false);
                 mxEdEntries->set_sensitive(false);
-                mxEdEntries->set_text( EMPTY_OUSTRING );
+                mxEdEntries->set_text( OUString() );
                 mxBtnRemove->set_sensitive(false);
             }
             mxBtnAdd->set_sensitive(false);
@@ -620,7 +620,7 @@ IMPL_LINK( ScTpUserLists, BtnClickHdl, weld::Button&, rBtn, void )
                     mxLbLists->set_sensitive(false);
                     mxFtEntries->set_sensitive(false);
                     mxEdEntries->set_sensitive(false);
-                    mxEdEntries->set_text( EMPTY_OUSTRING );
+                    mxEdEntries->set_text( OUString() );
                     mxBtnRemove->set_sensitive(false);
                 }
             }
diff --git a/sc/source/ui/pagedlg/areasdlg.cxx b/sc/source/ui/pagedlg/areasdlg.cxx
index 67ee2af9241d..10d82641c157 100644
--- a/sc/source/ui/pagedlg/areasdlg.cxx
+++ b/sc/source/ui/pagedlg/areasdlg.cxx
@@ -529,7 +529,7 @@ IMPL_LINK( ScPrintAreasDlg, Impl_SelectHdl, weld::ComboBox&, rLb, void )
 
     // fill edit field according to list box selection
     if( (nSelPos == 0) || (nSelPos == nAllSheetPos) )
-        pEd->SetText( EMPTY_OUSTRING );
+        pEd->SetText( OUString() );
     else if( nSelPos >= nFirstCustomPos )
         pEd->SetText(rLb.get_id(nSelPos));
 }
diff --git a/sc/source/ui/pagedlg/scuitphfedit.cxx b/sc/source/ui/pagedlg/scuitphfedit.cxx
index 38d5fae13e83..11f430e63ad9 100644
--- a/sc/source/ui/pagedlg/scuitphfedit.cxx
+++ b/sc/source/ui/pagedlg/scuitphfedit.cxx
@@ -279,8 +279,8 @@ void ScHFEditPage::SetSelectDefinedList()
                 aLeftEntry = pLeftObj->GetText(0);
                 aCenterEntry = pCenterObj->GetText(0);
                 aRightEntry = pRightObj->GetText(0);
-                if(aLeftEntry == EMPTY_OUSTRING && aCenterEntry == EMPTY_OUSTRING
-                    && aRightEntry == EMPTY_OUSTRING)
+                if(aLeftEntry.isEmpty() && aCenterEntry.isEmpty()
+                    && aRightEntry.isEmpty())
                 {
                     eSelectEntry = eNoneEntry;
                     bFound = true;
@@ -292,7 +292,7 @@ void ScHFEditPage::SetSelectDefinedList()
             {
                 aLeftEntry = pLeftObj->GetText(0);
                 aRightEntry = pRightObj->GetText(0);
-                if(aLeftEntry == EMPTY_OUSTRING && aRightEntry == EMPTY_OUSTRING)
+                if(aLeftEntry.isEmpty() && aRightEntry.isEmpty())
                 {
                     if(IsPageEntry(m_xWndCenter->GetEditEngine(), pCenterObj.get()))
                     {
@@ -313,7 +313,7 @@ void ScHFEditPage::SetSelectDefinedList()
             {
                 aLeftEntry = pLeftObj->GetText(0);
                 aRightEntry = pRightObj->GetText(0);
-                if(aLeftEntry == EMPTY_OUSTRING && aRightEntry == EMPTY_OUSTRING)
+                if(aLeftEntry.isEmpty() && aRightEntry.isEmpty())
                 {
                     if(pCenterObj->IsFieldObject())
                     {
@@ -356,8 +356,8 @@ void ScHFEditPage::SetSelectDefinedList()
             {
                 aLeftEntry = pLeftObj->GetText(0);
                 aRightEntry = pRightObj->GetText(0);
-                if(IsExtFileNameEntry(pCenterObj.get()) && aLeftEntry == EMPTY_OUSTRING
-                    && aRightEntry == EMPTY_OUSTRING)
+                if(IsExtFileNameEntry(pCenterObj.get()) && aLeftEntry.isEmpty()
+                    && aRightEntry.isEmpty())
                 {
                     eSelectEntry = eExtFileNameEntry;
                     bFound = true;
@@ -381,7 +381,7 @@ void ScHFEditPage::SetSelectDefinedList()
             {
                 aLeftEntry = pLeftObj->GetText(0);
                 if(IsPageEntry(m_xWndCenter->GetEditEngine(), pCenterObj.get()) &&
-                    IsExtFileNameEntry(pRightObj.get()) && aLeftEntry == EMPTY_OUSTRING)
+                    IsExtFileNameEntry(pRightObj.get()) && aLeftEntry.isEmpty())
                 {
                     eSelectEntry = ePageExtFileNameEntry;
                     bFound = true;
@@ -594,7 +594,7 @@ void ScHFEditPage::ProcessDefinedListSel(ScHFEntryId eSel, bool bTravelling)
         case eExtFileNameEntry:
             ClearTextAreas();
             m_xWndCenter->InsertField( SvxFieldItem( SvxExtFileField(
-                EMPTY_OUSTRING, SvxFileType::Var, SvxFileFormat::PathFull ), EE_FEATURE_FIELD ) );
+                OUString(), SvxFileType::Var, SvxFileFormat::PathFull ), EE_FEATURE_FIELD ) );
             if(!bTravelling)
                 m_xWndCenter->GrabFocus();
         break;
@@ -647,7 +647,7 @@ void ScHFEditPage::ProcessDefinedListSel(ScHFEntryId eSel, bool bTravelling)
             m_xWndCenter->GetEditEngine()->SetTextCurrentDefaults(aPageEntry);
             m_xWndCenter->InsertField( SvxFieldItem(SvxPageField(), EE_FEATURE_FIELD) );
             m_xWndRight->InsertField( SvxFieldItem( SvxExtFileField(
-                EMPTY_OUSTRING, SvxFileType::Var, SvxFileFormat::PathFull ), EE_FEATURE_FIELD ) );
+                OUString(), SvxFileType::Var, SvxFileFormat::PathFull ), EE_FEATURE_FIELD ) );
             if(!bTravelling)
                 m_xWndRight->GrabFocus();
         }
@@ -689,11 +689,11 @@ void ScHFEditPage::ProcessDefinedListSel(ScHFEntryId eSel, bool bTravelling)
 
 void ScHFEditPage::ClearTextAreas()
 {
-    m_xWndLeft->GetEditEngine()->SetTextCurrentDefaults(EMPTY_OUSTRING);
+    m_xWndLeft->GetEditEngine()->SetTextCurrentDefaults(OUString());
     m_xWndLeft->Invalidate();
-    m_xWndCenter->GetEditEngine()->SetTextCurrentDefaults(EMPTY_OUSTRING);
+    m_xWndCenter->GetEditEngine()->SetTextCurrentDefaults(OUString());
     m_xWndCenter->Invalidate();
-    m_xWndRight->GetEditEngine()->SetTextCurrentDefaults(EMPTY_OUSTRING);
+    m_xWndRight->GetEditEngine()->SetTextCurrentDefaults(OUString());
     m_xWndRight->Invalidate();
 }
 
diff --git a/sc/source/ui/unoobj/cellsuno.cxx b/sc/source/ui/unoobj/cellsuno.cxx
index b7f51d6e0ac7..9364a93139e1 100644
--- a/sc/source/ui/unoobj/cellsuno.cxx
+++ b/sc/source/ui/unoobj/cellsuno.cxx
@@ -1313,7 +1313,7 @@ static OUString lcl_GetInputString( ScDocument& rDoc, const ScAddress& rPos, boo
 {
     ScRefCellValue aCell(rDoc, rPos);
     if (aCell.isEmpty())
-        return EMPTY_OUSTRING;
+        return OUString();
 
     OUString aVal;
 
@@ -4790,7 +4790,7 @@ OUString SAL_CALL ScCellRangeObj::getArrayFormula()
 
     ScDocShell* pDocSh = GetDocShell();
     if (!pDocSh)
-        return EMPTY_OUSTRING;
+        return OUString();
 
     ScDocument& rDoc = pDocSh->GetDocument();
     ScRefCellValue aCell1(rDoc, aRange.aStart);
@@ -4807,7 +4807,7 @@ OUString SAL_CALL ScCellRangeObj::getArrayFormula()
                 return pFCell1->GetFormula();    // it doesn't matter from which cell
         }
     }
-    return EMPTY_OUSTRING;
+    return OUString();
 }
 
 void ScCellRangeObj::SetArrayFormula_Impl(const OUString& rFormula,
@@ -4900,7 +4900,7 @@ void SAL_CALL ScCellRangeObj::setArrayTokens( const uno::Sequence<sheet::Formula
         // Actually GRAM_API is a don't-care here because of the token
         // array being set, it fits with other API compatibility grammars
         // though.
-        pDocSh->GetDocFunc().EnterMatrix( aRange, nullptr, &aTokenArray, EMPTY_OUSTRING, true, true, EMPTY_OUSTRING, formula::FormulaGrammar::GRAM_API );
+        pDocSh->GetDocFunc().EnterMatrix( aRange, nullptr, &aTokenArray, OUString(), true, true, OUString(), formula::FormulaGrammar::GRAM_API );
     }
     else
     {
diff --git a/sc/source/ui/vba/vbarange.cxx b/sc/source/ui/vba/vbarange.cxx
index 693e63c2bcd4..1cb307133cf7 100644
--- a/sc/source/ui/vba/vbarange.cxx
+++ b/sc/source/ui/vba/vbarange.cxx
@@ -2029,7 +2029,7 @@ ScVbaRange::setFormulaArray(const uno::Any& rFormula)
     ScTokenArray aTokenArray(getScDocument());
     (void)ScTokenConversion::ConvertToTokenArray( getScDocument(), aTokenArray, aTokens );
 
-    getScDocShell()->GetDocFunc().EnterMatrix( getScRangeList()[0], nullptr, &aTokenArray, OUString(), true, true, EMPTY_OUSTRING, formula::FormulaGrammar::GRAM_API );
+    getScDocShell()->GetDocFunc().EnterMatrix( getScRangeList()[0], nullptr, &aTokenArray, OUString(), true, true, OUString(), formula::FormulaGrammar::GRAM_API );
 }
 
 OUString
diff --git a/sc/source/ui/view/editsh.cxx b/sc/source/ui/view/editsh.cxx
index 6a93ec79be9a..c7e7dabd1ee5 100644
--- a/sc/source/ui/view/editsh.cxx
+++ b/sc/source/ui/view/editsh.cxx
@@ -267,9 +267,9 @@ void ScEditShell::Execute( SfxRequest& rReq )
                 SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
                 ScopedVclPtr<SfxAbstractPasteDialog> pDlg(pFact->CreatePasteDialog(rViewData.GetDialogParent()));
                 SotClipboardFormatId nFormat = SotClipboardFormatId::NONE;
-                pDlg->Insert( SotClipboardFormatId::STRING, EMPTY_OUSTRING );
-                pDlg->Insert( SotClipboardFormatId::RTF,    EMPTY_OUSTRING );
-                pDlg->Insert( SotClipboardFormatId::RICHTEXT,    EMPTY_OUSTRING );
+                pDlg->Insert( SotClipboardFormatId::STRING, OUString() );
+                pDlg->Insert( SotClipboardFormatId::RTF,    OUString() );
+                pDlg->Insert( SotClipboardFormatId::RICHTEXT,    OUString() );
                 // Do not offer SotClipboardFormatId::STRING_TSVC for
                 // in-cell paste.
 
diff --git a/sc/source/ui/view/gridwin.cxx b/sc/source/ui/view/gridwin.cxx
index 8913437e46df..5d5e2a3a6667 100644
--- a/sc/source/ui/view/gridwin.cxx
+++ b/sc/source/ui/view/gridwin.cxx
@@ -4531,7 +4531,7 @@ sal_Int8 ScGridWindow::ExecuteDrop( const ExecuteDropEvent& rEvt )
         {
             ScViewFunc* pView = mrViewData.GetView();
             if ( !rData.aLinkTable.isEmpty() )
-                pView->InsertTableLink( rData.aLinkDoc, EMPTY_OUSTRING, EMPTY_OUSTRING,
+                pView->InsertTableLink( rData.aLinkDoc, OUString(), OUString(),
                                         rData.aLinkTable );
             else if ( !rData.aLinkArea.isEmpty() )
             {
@@ -4540,7 +4540,7 @@ sal_Int8 ScGridWindow::ExecuteDrop( const ExecuteDropEvent& rEvt )
                 mrViewData.GetPosFromPixel( aPos.X(), aPos.Y(), eWhich, nPosX, nPosY );
                 pView->MoveCursorAbs( nPosX, nPosY, SC_FOLLOW_NONE, false, false );
 
-                pView->InsertAreaLink( rData.aLinkDoc, EMPTY_OUSTRING, EMPTY_OUSTRING,
+                pView->InsertAreaLink( rData.aLinkDoc, OUString(), OUString(),
                                         rData.aLinkArea );
             }
             else
diff --git a/sc/source/ui/view/hdrcont.cxx b/sc/source/ui/view/hdrcont.cxx
index c1fe53b96485..d594693813ad 100644
--- a/sc/source/ui/view/hdrcont.cxx
+++ b/sc/source/ui/view/hdrcont.cxx
@@ -1107,7 +1107,7 @@ void ScHeaderControl::DrawInvert( tools::Long /* nDragPos */ )
 
 OUString ScHeaderControl::GetDragHelp( tools::Long /* nVal */ )
 {
-    return EMPTY_OUSTRING;
+    return OUString();
 }
 
 void ScHeaderControl::SetMarking( bool /* bSet */ )
diff --git a/sc/source/ui/view/output2.cxx b/sc/source/ui/view/output2.cxx
index 6b4eec86584d..8da5ec78118a 100644
--- a/sc/source/ui/view/output2.cxx
+++ b/sc/source/ui/view/output2.cxx
@@ -2209,7 +2209,7 @@ static void lcl_ClearEdit( EditEngine& rEngine )       // text and attributes
 {
     rEngine.SetUpdateLayout( false );
 
-    rEngine.SetText(EMPTY_OUSTRING);
+    rEngine.SetText(OUString());
     // do not keep any para-attributes
     const SfxItemSet& rPara = rEngine.GetParaAttribs(0);
     if (rPara.Count())
diff --git a/sc/source/ui/view/scextopt.cxx b/sc/source/ui/view/scextopt.cxx
index 7e5a7fb2268a..206b7cdc8d52 100644
--- a/sc/source/ui/view/scextopt.cxx
+++ b/sc/source/ui/view/scextopt.cxx
@@ -197,10 +197,10 @@ SCTAB ScExtDocOptions::GetCodeNameCount() const
     return static_cast< SCTAB >( mxImpl->maCodeNames.size() );
 }
 
-const OUString& ScExtDocOptions::GetCodeName( SCTAB nTab ) const
+OUString ScExtDocOptions::GetCodeName( SCTAB nTab ) const
 {
     OSL_ENSURE( (0 <= nTab) && (nTab < GetCodeNameCount()), "ScExtDocOptions::GetCodeName - invalid sheet index" );
-    return ((0 <= nTab) && (nTab < GetCodeNameCount())) ? mxImpl->maCodeNames[ static_cast< size_t >( nTab ) ] : EMPTY_OUSTRING;
+    return ((0 <= nTab) && (nTab < GetCodeNameCount())) ? mxImpl->maCodeNames[ static_cast< size_t >( nTab ) ] : OUString();
 }
 
 void ScExtDocOptions::SetCodeName( SCTAB nTab, const OUString& rCodeName )
diff --git a/sc/source/ui/view/spelldialog.cxx b/sc/source/ui/view/spelldialog.cxx
index c3644c2a26b4..da1e90698b38 100644
--- a/sc/source/ui/view/spelldialog.cxx
+++ b/sc/source/ui/view/spelldialog.cxx
@@ -256,7 +256,7 @@ void ScSpellDialogChildWindow::Init()
     mxEngine->SetControlWord( EEControlBits::USECHARATTRIBS );
     mxEngine->EnableUndo( false );
     mxEngine->SetPaperSize( aRect.GetSize() );
-    mxEngine->SetTextCurrentDefaults( EMPTY_OUSTRING );
+    mxEngine->SetTextCurrentDefaults( OUString() );
     mxEngine->ClearModifyFlag();
 
     mbNeedNextObj = true;
diff --git a/sc/source/ui/view/spelleng.cxx b/sc/source/ui/view/spelleng.cxx
index 07300272c39c..1f6f649f0464 100644
--- a/sc/source/ui/view/spelleng.cxx
+++ b/sc/source/ui/view/spelleng.cxx
@@ -269,7 +269,7 @@ void ScConversionEngineBase::FillFromCell( SCCOL nCol, SCROW nRow, SCTAB nTab )
         }
         break;
         default:
-            SetTextCurrentDefaults(EMPTY_OUSTRING);
+            SetTextCurrentDefaults(OUString());
     }
 }
 
diff --git a/sc/source/ui/view/viewdata.cxx b/sc/source/ui/view/viewdata.cxx
index 60cd39fd03fd..d4b4092291a1 100644
--- a/sc/source/ui/view/viewdata.cxx
+++ b/sc/source/ui/view/viewdata.cxx
@@ -3645,7 +3645,7 @@ void ScViewData::ReadExtOptions( const ScExtDocOptions& rDocOpt )
                 Color aGridColor(rTabSett.maGridColor);
                 if (aGridColor == COL_AUTO)
                     aGridColor = SC_STD_GRIDCOLOR;
-                maOptions.SetGridColor(aGridColor, EMPTY_OUSTRING);
+                maOptions.SetGridColor(aGridColor, OUString());
 
                 // view mode and default zoom (for new sheets) from current sheet
                 if( rTabSett.mnNormalZoom )
diff --git a/sc/source/ui/view/viewfun4.cxx b/sc/source/ui/view/viewfun4.cxx
index c4fbf527dbca..d3679b13c0d2 100644
--- a/sc/source/ui/view/viewfun4.cxx
+++ b/sc/source/ui/view/viewfun4.cxx
@@ -530,7 +530,7 @@ void ScViewFunc::DoSheetConversion( const ScConversionParam& rConvParam )
     pEngine->SetControlWord( EEControlBits::USECHARATTRIBS );
     pEngine->EnableUndo( false );
     pEngine->SetPaperSize( aRect.GetSize() );
-    pEngine->SetTextCurrentDefaults( EMPTY_OUSTRING );
+    pEngine->SetTextCurrentDefaults( OUString() );
 
     // *** do the conversion *** ----------------------------------------------
 
@@ -639,7 +639,7 @@ bool ScViewFunc::PasteFile( const Point& rPos, const OUString& rFile, bool bLink
         else
         {
             // #i76709# if bLink isn't set, pass empty URL/filter, so a non-linked image is inserted
-            return PasteGraphic( rPos, aGraphic, EMPTY_OUSTRING );
+            return PasteGraphic( rPos, aGraphic, OUString() );
         }
     }
 
@@ -673,7 +673,7 @@ bool ScViewFunc::PasteFile( const Point& rPos, const OUString& rFile, bool bLink
 
         // If an OLE object can't be created, insert a URL button
 
-        GetViewData().GetViewShell()->InsertURLButton( aStrURL, aStrURL, EMPTY_OUSTRING, &rPos );
+        GetViewData().GetViewShell()->InsertURLButton( aStrURL, aStrURL, OUString(), &rPos );
         return true;
     }
 }
diff --git a/sc/source/ui/view/viewfun5.cxx b/sc/source/ui/view/viewfun5.cxx
index ef92193ad3e4..ac61b30f593b 100644
--- a/sc/source/ui/view/viewfun5.cxx
+++ b/sc/source/ui/view/viewfun5.cxx
@@ -553,7 +553,7 @@ bool ScViewFunc::PasteDataFormat( SotClipboardFormatId nFormatId,
             Graphic aGraphic;
             TypeSerializer aSerializer(*xStm);
             aSerializer.readGraphic(aGraphic);
-            bRet = PasteGraphic( aPos, aGraphic, EMPTY_OUSTRING );
+            bRet = PasteGraphic( aPos, aGraphic, OUString() );
         }
     }
     else if ( nFormatId == SotClipboardFormatId::DRAWING )
diff --git a/sc/source/ui/view/viewfunc.cxx b/sc/source/ui/view/viewfunc.cxx
index fffb90e643c0..339c70d30aac 100644
--- a/sc/source/ui/view/viewfunc.cxx
+++ b/sc/source/ui/view/viewfunc.cxx
@@ -790,7 +790,7 @@ void ScViewFunc::EnterMatrix( const OUString& rString, ::formula::FormulaGrammar
     {
         ScDocShell* pDocSh = rData.GetDocShell();
         bool bSuccess = pDocSh->GetDocFunc().EnterMatrix(
-            aRange, &rMark, nullptr, rString, false, false, EMPTY_OUSTRING, eGram );
+            aRange, &rMark, nullptr, rString, false, false, OUString(), eGram );
         if (bSuccess)
             pDocSh->UpdateOle(GetViewData());
         else