some UniString->rtl::OUString

Change-Id: Ie69b30094da25df23a36baca2c7723d6a41f48c3

38 files changed, 107 insertions, 106 deletions

diff --git a/sc/source/core/data/attrib.cxx b/sc/source/core/data/attrib.cxx
index 0c51238b9e0c..e2f2c55ba5e1 100644
--- a/sc/source/core/data/attrib.cxx
+++ b/sc/source/core/data/attrib.cxx
@@ -135,12 +135,13 @@ ScMergeAttr::~ScMergeAttr()
 
 String ScMergeAttr::GetValueText() const
 {
-    String aString( '(' );
-    aString += String::CreateFromInt32( nColMerge );
-    aString += ',';
-    aString += String::CreateFromInt32( nRowMerge );
-    aString += ')';
-    return aString;
+    rtl::OUStringBuffer aString;
+    aString.append('(');
+    aString.append(static_cast<sal_Int32>(nColMerge));
+    aString.append(',');
+    aString.append(static_cast<sal_Int32>(nRowMerge));
+    aString.append(')');
+    return aString.makeStringAndClear();
 }
 
 //------------------------------------------------------------------------
diff --git a/sc/source/core/data/global.cxx b/sc/source/core/data/global.cxx
index 011d2e0d63e3..08310e7fd6fb 100644
--- a/sc/source/core/data/global.cxx
+++ b/sc/source/core/data/global.cxx
@@ -822,7 +822,7 @@ void ScGlobal::AddQuotes( String& rString, sal_Unicode cQuote, bool bEscapeEmbed
         pQ[0] = pQ[1] = cQuote;
         pQ[2] = 0;
         rtl::OUString aQuotes( pQ );
-        rString.SearchAndReplaceAll( cQuote, aQuotes);
+        rString.SearchAndReplaceAll( rtl::OUString(cQuote), aQuotes);
     }
     rString.Insert( cQuote, 0 ).Append( cQuote );
 }
@@ -838,7 +838,7 @@ void ScGlobal::EraseQuotes( String& rString, sal_Unicode cQuote, bool bUnescapeE
             pQ[0] = pQ[1] = cQuote;
             pQ[2] = 0;
             rtl::OUString aQuotes( pQ );
-            rString.SearchAndReplaceAll( aQuotes, cQuote);
+            rString.SearchAndReplaceAll( aQuotes, rtl::OUString(cQuote));
         }
     }
 }
diff --git a/sc/source/core/data/global2.cxx b/sc/source/core/data/global2.cxx
index 6fc2e4c570f9..e180538f767f 100644
--- a/sc/source/core/data/global2.cxx
+++ b/sc/source/core/data/global2.cxx
@@ -387,7 +387,7 @@ String ScGlobal::GetAbsDocName( const String& rFileName,
 String ScGlobal::GetDocTabName( const String& rFileName,
                                 const String& rTabName )
 {
-    String aDocTab( '\'' );
+    String aDocTab(rtl::OUString('\''));
     aDocTab += rFileName;
     xub_StrLen nPos = 1;
     while( (nPos = aDocTab.Search( '\'', nPos ))
diff --git a/sc/source/core/data/table4.cxx b/sc/source/core/data/table4.cxx
index 09ef436a390c..fcafa58bf884 100644
--- a/sc/source/core/data/table4.cxx
+++ b/sc/source/core/data/table4.cxx
@@ -94,7 +94,7 @@ short lcl_DecompValueString( String& aValue, sal_Int32& nVal, sal_uInt16* pMinDi
     xub_StrLen nNum = 0;
     if ( p[nNum] == '-' )
         nNum = nNeg = 1;
-    while ( p[nNum] && CharClass::isAsciiNumeric( p[nNum] ) )
+    while ( p[nNum] && CharClass::isAsciiNumeric( rtl::OUString(p[nNum]) ) )
         nNum++;
 
     sal_Unicode cNext = p[nNum];            // 0 if at the end
@@ -103,7 +103,7 @@ short lcl_DecompValueString( String& aValue, sal_Int32& nVal, sal_uInt16* pMinDi
     // #i5550# If there are numbers at the beginning and the end,
     // prefer the one at the beginning only if it's followed by a space.
     // Otherwise, use the number at the end, to enable things like IP addresses.
-    if ( nNum > nNeg && ( cNext == 0 || cNext == ' ' || !CharClass::isAsciiNumeric(cLast) ) )
+    if ( nNum > nNeg && ( cNext == 0 || cNext == ' ' || !CharClass::isAsciiNumeric(rtl::OUString(cLast)) ) )
     {   // number at the beginning
         nVal = aValue.Copy( 0, nNum ).ToInt32();
         //  any number with a leading zero sets the minimum number of digits
@@ -116,7 +116,7 @@ short lcl_DecompValueString( String& aValue, sal_Int32& nVal, sal_uInt16* pMinDi
     {
         nNeg = 0;
         xub_StrLen nEnd = nNum = aValue.Len() - 1;
-        while ( nNum && CharClass::isAsciiNumeric( p[nNum] ) )
+        while ( nNum && CharClass::isAsciiNumeric( rtl::OUString(p[nNum]) ) )
             nNum--;
         if ( p[nNum] == '-' )
         {
diff --git a/sc/source/core/tool/compiler.cxx b/sc/source/core/tool/compiler.cxx
index 6a3aa146a32b..a9f6e43bf6f8 100644
--- a/sc/source/core/tool/compiler.cxx
+++ b/sc/source/core/tool/compiler.cxx
@@ -2790,7 +2790,7 @@ bool ScCompiler::IsReference( const String& rName )
     if ( ch1 == cDecSep )
         return false;
     // Who was that imbecile introducing '.' as the sheet name separator!?!
-    if ( CharClass::isAsciiNumeric( ch1 ) )
+    if ( CharClass::isAsciiNumeric( rtl::OUString(ch1) ) )
     {
         // Numerical sheet name is valid.
         // But English 1.E2 or 1.E+2 is value 100, 1.E-2 is 0.01
@@ -3492,7 +3492,7 @@ void ScCompiler::AutoCorrectParsedSymbol()
                     String aOld( aRef[j] );
                     String aStr2;
                     const sal_Unicode* p = aRef[j].GetBuffer();
-                    while ( *p && CharClass::isAsciiNumeric( *p ) )
+                    while ( *p && CharClass::isAsciiNumeric( rtl::OUString(*p) ) )
                         aStr2 += *p++;
                     aRef[j] = rtl::OUString( p );
                     aRef[j] += aStr2;
@@ -3604,7 +3604,7 @@ bool ScCompiler::NextNewToken( bool bInArray )
     }
     else
     {
-        String aTmpStr( cSymbol[0] );
+        rtl::OUString aTmpStr( cSymbol[0] );
         bMayBeFuncName = ScGlobal::pCharClass->isLetter( aTmpStr, 0 );
         bAsciiNonAlnum = false;
     }
diff --git a/sc/source/core/tool/editutil.cxx b/sc/source/core/tool/editutil.cxx
index eae3d241f68d..be6525300d5a 100644
--- a/sc/source/core/tool/editutil.cxx
+++ b/sc/source/core/tool/editutil.cxx
@@ -591,7 +591,7 @@ String lcl_GetCharStr( sal_Int32 nNo )
 
 String lcl_GetNumStr( sal_Int32 nNo, SvxNumType eType )
 {
-    String aTmpStr( '0' );
+    String aTmpStr(rtl::OUString('0'));
     if( nNo )
     {
         switch( eType )
diff --git a/sc/source/core/tool/interpr1.cxx b/sc/source/core/tool/interpr1.cxx
index 58e3cbd99526..15c1c892935f 100644
--- a/sc/source/core/tool/interpr1.cxx
+++ b/sc/source/core/tool/interpr1.cxx
@@ -2336,7 +2336,7 @@ void ScInterpreter::ScCell()
                 // font color doesn't matter here
                 pDok->GetDefPattern()->GetFont( aDefFont, SC_AUTOCOL_BLACK, pPrinter );
                 pPrinter->SetFont( aDefFont );
-                long nZeroWidth = pPrinter->GetTextWidth( String( '0' ) );
+                long nZeroWidth = pPrinter->GetTextWidth( rtl::OUString( '0' ) );
                 pPrinter->SetFont( aOldFont );
                 pPrinter->SetMapMode( aOldMode );
                 int nZeroCount = (int)(pDok->GetColWidth( aCellPos.Col(), aCellPos.Tab() ) / nZeroWidth);
@@ -3007,11 +3007,10 @@ void ScInterpreter::ScPropper()
         const sal_Unicode* pUpr = aUpr.GetBuffer();
         const sal_Unicode* pLwr = aLwr.GetBuffer();
         *pStr = *pUpr;
-        String aTmpStr( 'x' );
         xub_StrLen nPos = 1;
         while( nPos < nLen )
         {
-            aTmpStr.SetChar( 0, pStr[nPos-1] );
+            rtl::OUString aTmpStr( pStr[nPos-1] );
             if ( !ScGlobal::pCharClass->isLetter( aTmpStr, 0 ) )
                 pStr[nPos] = pUpr[nPos];
             else
diff --git a/sc/source/filter/excel/xechart.cxx b/sc/source/filter/excel/xechart.cxx
index d5ea624983c5..9888f5af4b14 100644
--- a/sc/source/filter/excel/xechart.cxx
+++ b/sc/source/filter/excel/xechart.cxx
@@ -1152,9 +1152,9 @@ void XclExpChFrLabelProps::Convert( const ScfPropertySet& rPropSet, bool bShowSe
     ::set_flag( maData.mnFlags, EXC_CHFRLABELPROPS_SHOWBUBBLE,  bShowBubble );
 
     // label value separator
-    rPropSet.GetStringProperty( maData.maSeparator, EXC_CHPROP_LABELSEPARATOR );
-    if( maData.maSeparator.Len() == 0 )
-        maData.maSeparator = String( sal_Unicode( ' ' ) );
+    maData.maSeparator = rPropSet.GetStringProperty( EXC_CHPROP_LABELSEPARATOR );
+    if( maData.maSeparator.isEmpty() )
+        maData.maSeparator = rtl::OUString(' ');
 }
 
 void XclExpChFrLabelProps::WriteBody( XclExpStream& rStrm )
diff --git a/sc/source/filter/excel/xecontent.cxx b/sc/source/filter/excel/xecontent.cxx
index 101eb6a98504..bc7445b67062 100644
--- a/sc/source/filter/excel/xecontent.cxx
+++ b/sc/source/filter/excel/xecontent.cxx
@@ -1264,7 +1264,7 @@ XclExpDV::XclExpDV( const XclExpRoot& rRoot, sal_uLong nScHandle ) :
                         String aToken( aString.GetToken( 0, '\n', nStringIx ) );
                         if( nToken > 0 )
                         {
-                            mxString1->Append( '\0' );
+                            mxString1->Append(rtl::OUString(static_cast<sal_Unicode>('\0')));
                             sFormulaBuf.append( (sal_Unicode) ',' );
                         }
                         mxString1->Append( aToken );
diff --git a/sc/source/filter/excel/xehelper.cxx b/sc/source/filter/excel/xehelper.cxx
index 62490f5e0e8e..b2a68d467265 100644
--- a/sc/source/filter/excel/xehelper.cxx
+++ b/sc/source/filter/excel/xehelper.cxx
@@ -564,7 +564,7 @@ void XclExpStringHelper::AppendString( XclExpString& rXclString, const XclExpRoo
 void XclExpStringHelper::AppendChar( XclExpString& rXclString, const XclExpRoot& rRoot, sal_Unicode cChar )
 {
     if( rRoot.GetBiff() == EXC_BIFF8 )
-        rXclString.Append( cChar );
+        rXclString.Append( rtl::OUString(cChar) );
     else
         rXclString.AppendByte( cChar, rRoot.GetTextEncoding() );
 }
@@ -863,7 +863,7 @@ void XclExpHFConverter::AppendPortion( const EditTextObject* pTextObj, sal_Unico
                 else
                 {
                     String aPortionText( mrEE.GetText( aSel ) );
-                    aPortionText.SearchAndReplaceAll( String( '&' ), String( RTL_CONSTASCII_USTRINGPARAM( "&&" ) ) );
+                    aPortionText.SearchAndReplaceAll( rtl::OUString('&'), rtl::OUString("&&") );
                     // #i17440# space between font height and numbers in text
                     if( bFontHtChanged && aParaText.Len() && aPortionText.Len() )
                     {
diff --git a/sc/source/filter/excel/xelink.cxx b/sc/source/filter/excel/xelink.cxx
index 882f8dcdbd14..e75f626aa670 100644
--- a/sc/source/filter/excel/xelink.cxx
+++ b/sc/source/filter/excel/xelink.cxx
@@ -1333,14 +1333,14 @@ void XclExpExternSheetBase::WriteExtNameBuffer( XclExpStream& rStrm )
 XclExpExternSheet::XclExpExternSheet( const XclExpRoot& rRoot, sal_Unicode cCode ) :
     XclExpExternSheetBase( rRoot, EXC_ID_EXTERNSHEET )
 {
-    Init( String( cCode ) );
+    Init( rtl::OUString(cCode) );
 }
 
 XclExpExternSheet::XclExpExternSheet( const XclExpRoot& rRoot, const String& rTabName ) :
     XclExpExternSheetBase( rRoot, EXC_ID_EXTERNSHEET )
 {
     // reference to own sheet: \03<sheetname>
-    Init( String( EXC_EXTSH_TABNAME ).Append( rTabName ) );
+    Init(rtl::OUString(EXC_EXTSH_TABNAME) + rTabName);
 }
 
 void XclExpExternSheet::Save( XclExpStream& rStrm )
diff --git a/sc/source/filter/excel/xichart.cxx b/sc/source/filter/excel/xichart.cxx
index 63318655a360..01384ad3e387 100644
--- a/sc/source/filter/excel/xichart.cxx
+++ b/sc/source/filter/excel/xichart.cxx
@@ -1119,7 +1119,7 @@ void XclImpChText::ConvertDataLabel( ScfPropertySet& rPropSet, const XclChTypeIn
     // create API struct for label values, set API label separator
     cssc2::DataPointLabel aPointLabel( bShowValue, bShowPercent, bShowCateg, bShowSymbol );
     rPropSet.SetProperty( EXC_CHPROP_LABEL, aPointLabel );
-    String aSep = mxLabelProps ? mxLabelProps->maSeparator : String( sal_Unicode( '\n' ) );
+    String aSep = mxLabelProps ? mxLabelProps->maSeparator : rtl::OUString('\n');
     if( aSep.Len() == 0 )
         aSep = CREATE_STRING( "; " );
     rPropSet.SetStringProperty( EXC_CHPROP_LABELSEPARATOR, aSep );
diff --git a/sc/source/filter/excel/xicontent.cxx b/sc/source/filter/excel/xicontent.cxx
index a6bb268877df..424b91b2fc0c 100644
--- a/sc/source/filter/excel/xicontent.cxx
+++ b/sc/source/filter/excel/xicontent.cxx
@@ -358,7 +358,7 @@ void XclImpHyperlink::ConvertToValidTabName(String& rUrl)
         // the 1st character must be '#'.
         return;
 
-    String aNewUrl(sal_Unicode('#')), aTabName;
+    String aNewUrl(rtl::OUString('#')), aTabName;
 
     bool bInQuote = false;
     bool bQuoteTabName = false;
diff --git a/sc/source/filter/excel/xihelper.cxx b/sc/source/filter/excel/xihelper.cxx
index 7b9846b1cd93..034a72738641 100644
--- a/sc/source/filter/excel/xihelper.cxx
+++ b/sc/source/filter/excel/xihelper.cxx
@@ -560,7 +560,7 @@ void XclImpHFConverter::InsertField( const SvxFieldItem& rFieldItem )
 void XclImpHFConverter::InsertLineBreak()
 {
     ESelection& rSel = GetCurrSel();
-    mrEE.QuickInsertText( String( '\n' ), ESelection( rSel.nEndPara, rSel.nEndPos, rSel.nEndPara, rSel.nEndPos ) );
+    mrEE.QuickInsertText( rtl::OUString('\n'), ESelection( rSel.nEndPara, rSel.nEndPos, rSel.nEndPara, rSel.nEndPos ) );
     ++rSel.nEndPara;
     rSel.nEndPos = 0;
     GetCurrInfo().mnHeight += GetCurrMaxLineHeight();
diff --git a/sc/source/filter/excel/xlroot.cxx b/sc/source/filter/excel/xlroot.cxx
index a3168c652619..66b5e33993b2 100644
--- a/sc/source/filter/excel/xlroot.cxx
+++ b/sc/source/filter/excel/xlroot.cxx
@@ -225,7 +225,7 @@ void XclRoot::SetCharWidth( const XclFontData& rFontData )
         aFont.SetCharSet( rFontData.GetFontEncoding() );
         aFont.SetWeight( rFontData.GetScWeight() );
         pPrinter->SetFont( aFont );
-        mrData.mnCharWidth = pPrinter->GetTextWidth( String( '0' ) );
+        mrData.mnCharWidth = pPrinter->GetTextWidth( rtl::OUString('0') );
     }
     if( mrData.mnCharWidth <= 0 )
     {
diff --git a/sc/source/filter/ftools/fapihelper.cxx b/sc/source/filter/ftools/fapihelper.cxx
index 0e3d73f5a239..616365c73761 100644
--- a/sc/source/filter/ftools/fapihelper.cxx
+++ b/sc/source/filter/ftools/fapihelper.cxx
@@ -205,12 +205,11 @@ bool ScfPropertySet::GetBoolProperty( const ::rtl::OUString& rPropName ) const
     return GetAnyProperty( aAny, rPropName ) && ScUnoHelpFunctions::GetBoolFromAny( aAny );
 }
 
-bool ScfPropertySet::GetStringProperty( String& rValue, const OUString& rPropName ) const
+OUString ScfPropertySet::GetStringProperty( const OUString& rPropName ) const
 {
     OUString aOUString;
-    bool bRet = GetProperty( aOUString, rPropName );
-    rValue = aOUString;
-    return bRet;
+    GetProperty( aOUString, rPropName );
+    return aOUString;
 }
 
 bool ScfPropertySet::GetColorProperty( Color& rColor, const ::rtl::OUString& rPropName ) const
diff --git a/sc/source/filter/inc/fapihelper.hxx b/sc/source/filter/inc/fapihelper.hxx
index f34b9b1bd5d1..bf308addedc7 100644
--- a/sc/source/filter/inc/fapihelper.hxx
+++ b/sc/source/filter/inc/fapihelper.hxx
@@ -178,9 +178,8 @@ public:
         @return  true = property contains true; false = property contains false or error occurred. */
     bool                GetBoolProperty( const ::rtl::OUString& rPropName ) const;
 
-    /** Gets the specified Boolean property from the property set.
-        @return  true, if the passed Boolean variable could be filled with the property value. */
-    bool                GetStringProperty( String& rValue, const ::rtl::OUString& rPropName ) const;
+    /** Gets the specified Boolean property from the property set. */
+    rtl::OUString       GetStringProperty( const ::rtl::OUString& rPropName ) const;
 
     /** Gets the specified color property from the property set.
         @return  true, if the passed color variable could be filled with the property value. */
diff --git a/sc/source/filter/inc/xlchart.hxx b/sc/source/filter/inc/xlchart.hxx
index 8b3cda92594f..14fbb1f98421 100644
--- a/sc/source/filter/inc/xlchart.hxx
+++ b/sc/source/filter/inc/xlchart.hxx
@@ -889,7 +889,7 @@ struct XclChObjectLink
 
 struct XclChFrLabelProps
 {
-    String              maSeparator;        /// Separator between label values.
+    rtl::OUString       maSeparator;        /// Separator between label values.
     sal_uInt16          mnFlags;            /// Flags indicating which values to be displayed.
 
     explicit            XclChFrLabelProps();
diff --git a/sc/source/ui/app/inputhdl.cxx b/sc/source/ui/app/inputhdl.cxx
index 8ea50a312820..cbadad7940e0 100644
--- a/sc/source/ui/app/inputhdl.cxx
+++ b/sc/source/ui/app/inputhdl.cxx
@@ -1325,11 +1325,12 @@ String lcl_Calculate( const String& rFormula, ScDocument* pDoc, const ScAddress
             if ( pCell->GetCode()->GetCodeLen() <= 1 )
             {   // ==1: einzelner ist als Parameter immer Bereich
                 // ==0: es waere vielleicht einer, wenn..
-                String aBraced( '(' );
-                aBraced += rFormula;
-                aBraced += ')';
+                rtl::OUStringBuffer aBraced;
+                aBraced.append('(');
+                aBraced.append(rFormula);
+                aBraced.append(')');
                 delete pCell;
-                pCell = new ScFormulaCell( pDoc, rPos, aBraced );
+                pCell = new ScFormulaCell( pDoc, rPos, aBraced.makeStringAndClear() );
             }
             else
                 bColRowName = false;
@@ -2901,9 +2902,9 @@ void ScInputHandler::AddRefEntry()
 
     RemoveSelection();
     if (pTableView)
-        pTableView->InsertText( cSep, false );
+        pTableView->InsertText( rtl::OUString(cSep), false );
     if (pTopView)
-        pTopView->InsertText( cSep, false );
+        pTopView->InsertText( rtl::OUString(cSep), false );
 
     DataChanged();
 }
@@ -3773,7 +3774,7 @@ bool ScInputHandler::GetTextAndFields( ScEditEngineDefaulter& rDestEngine )
             {
                 xub_StrLen nLen = rDestEngine.GetTextLen( (sal_uInt16)0 );
                 ESelection aSel( 0,nLen, 1,0 );
-                rDestEngine.QuickInsertText( ' ', aSel );       // Umbruch durch Space ersetzen
+                rDestEngine.QuickInsertText( rtl::OUString(' '), aSel );       // Umbruch durch Space ersetzen
                 --nParCnt;
             }
 
diff --git a/sc/source/ui/app/inputwin.cxx b/sc/source/ui/app/inputwin.cxx
index f857d8f39cb8..d819e0c733ab 100644
--- a/sc/source/ui/app/inputwin.cxx
+++ b/sc/source/ui/app/inputwin.cxx
@@ -519,7 +519,7 @@ void ScInputWindow::Select()
             if ( pScMod->IsEditMode() )         // nicht, wenn z.B. geschuetzt
             {
                 aTextWindow.StartEditEngine();
-                aTextWindow.SetTextString( '=' );
+                aTextWindow.SetTextString(rtl::OUString('='));
 
                 EditView* pView = aTextWindow.GetEditView();
                 if (pView)
diff --git a/sc/source/ui/app/scmod.cxx b/sc/source/ui/app/scmod.cxx
index 5d424abfc7d3..294ac6e64565 100644
--- a/sc/source/ui/app/scmod.cxx
+++ b/sc/source/ui/app/scmod.cxx
@@ -2198,7 +2198,7 @@ IMPL_LINK( ScModule, CalcFieldValueHdl, EditFieldInfo*, pInfo )
         else
         {
             OSL_FAIL("unbekannter Feldbefehl");
-            pInfo->SetRepresentation(String('?'));
+            pInfo->SetRepresentation(rtl::OUString('?'));
         }
     }
 
diff --git a/sc/source/ui/dbgui/asciiopt.cxx b/sc/source/ui/dbgui/asciiopt.cxx
index 4465b2b39813..ff9182dd9e22 100644
--- a/sc/source/ui/dbgui/asciiopt.cxx
+++ b/sc/source/ui/dbgui/asciiopt.cxx
@@ -47,7 +47,7 @@ static const sal_Char pStrMrg[] = "MRG";
 
 ScAsciiOptions::ScAsciiOptions() :
     bFixedLen       ( false ),
-    aFieldSeps      ( ';' ),
+    aFieldSeps      ( rtl::OUString(';') ),
     bMergeFieldSeps ( false ),
     bQuotedFieldAsText(false),
     bDetectSpecialNumber(false),
diff --git a/sc/source/ui/dbgui/csvgrid.cxx b/sc/source/ui/dbgui/csvgrid.cxx
index 5faa83dbf70a..5d99fb467e57 100644
--- a/sc/source/ui/dbgui/csvgrid.cxx
+++ b/sc/source/ui/dbgui/csvgrid.cxx
@@ -118,7 +118,7 @@ void ScCsvGrid::UpdateLayoutData()
 {
     DisableRepaint();
     SetFont( maMonoFont );
-    Execute( CSVCMD_SETCHARWIDTH, GetTextWidth( String( 'X' ) ) );
+    Execute( CSVCMD_SETCHARWIDTH, GetTextWidth( rtl::OUString( 'X' ) ) );
     Execute( CSVCMD_SETLINEHEIGHT, GetTextHeight() + 1 );
     SetFont( maHeaderFont );
     Execute( CSVCMD_SETHDRHEIGHT, GetTextHeight() + 1 );
@@ -132,7 +132,7 @@ void ScCsvGrid::UpdateOffsetX()
     sal_Int32 nDigits = 2;
     while( nLastLine /= 10 ) ++nDigits;
     nDigits = Max( nDigits, sal_Int32( 3 ) );
-    Execute( CSVCMD_SETHDRWIDTH, GetTextWidth( String( '0' ) ) * nDigits );
+    Execute( CSVCMD_SETHDRWIDTH, GetTextWidth( rtl::OUString( '0' ) ) * nDigits );
 }
 
 void ScCsvGrid::ApplyLayout( const ScCsvLayoutData& rOldData )
diff --git a/sc/source/ui/dbgui/filtdlg.cxx b/sc/source/ui/dbgui/filtdlg.cxx
index 4717690f5df8..caa41153ff68 100644
--- a/sc/source/ui/dbgui/filtdlg.cxx
+++ b/sc/source/ui/dbgui/filtdlg.cxx
@@ -1119,7 +1119,7 @@ IMPL_LINK( ScFilterDlg, ValModifyHdl, ComboBox*, pEd )
 
         if ( aStrEmpty.equals(aStrVal) || aStrNotEmpty.equals(aStrVal) )
         {
-            pLbCond->SelectEntry( '=' );
+            pLbCond->SelectEntry(rtl::OUString('='));
             pLbCond->Disable();
         }
         else
diff --git a/sc/source/ui/dbgui/pfiltdlg.cxx b/sc/source/ui/dbgui/pfiltdlg.cxx
index 62ff41a487f0..a661795385a0 100644
--- a/sc/source/ui/dbgui/pfiltdlg.cxx
+++ b/sc/source/ui/dbgui/pfiltdlg.cxx
@@ -596,7 +596,7 @@ IMPL_LINK( ScPivotFilterDlg, ValModifyHdl, ComboBox*, pEd )
 
         if ( aStrEmpty.equals(aStrVal) || aStrNotEmpty.equals(aStrVal) )
         {
-            pLb->SelectEntry( '=' );
+            pLb->SelectEntry(rtl::OUString('='));
             pLb->Disable();
         }
         else
diff --git a/sc/source/ui/dbgui/scuiimoptdlg.cxx b/sc/source/ui/dbgui/scuiimoptdlg.cxx
index e6952d952324..214138143135 100644
--- a/sc/source/ui/dbgui/scuiimoptdlg.cxx
+++ b/sc/source/ui/dbgui/scuiimoptdlg.cxx
@@ -190,7 +190,7 @@ ScImportOptionsDlg::ScImportOptionsDlg(
             aStr  = pFieldSepTab->GetDelimiter( nCode );
 
             if ( !aStr.Len() )
-                aEdFieldSep.SetText( String((sal_Unicode)nCode) );
+                aEdFieldSep.SetText( rtl::OUString((sal_Unicode)nCode) );
             else
                 aEdFieldSep.SetText( aStr );
 
@@ -198,7 +198,7 @@ ScImportOptionsDlg::ScImportOptionsDlg(
             aStr  = pTextSepTab->GetDelimiter( nCode );
 
             if ( !aStr.Len() )
-                aEdTextSep.SetText( String((sal_Unicode)nCode) );
+                aEdTextSep.SetText( rtl::OUString((sal_Unicode)nCode) );
             else
                 aEdTextSep.SetText( aStr );
         }
diff --git a/sc/source/ui/docshell/docsh.cxx b/sc/source/ui/docshell/docsh.cxx
index 153e17e76a62..99ff6d75bda8 100644
--- a/sc/source/ui/docshell/docsh.cxx
+++ b/sc/source/ui/docshell/docsh.cxx
@@ -1161,8 +1161,8 @@ sal_Bool ScDocShell::ConvertFrom( SfxMedium& rMedium )
                 //  ISO8859-1/MS_1252 encoding, comma, double quotes
 
                 aOptions.SetCharSet( RTL_TEXTENCODING_MS_1252 );
-                aOptions.SetFieldSeps( (sal_Unicode) ',' );
-                aOptions.SetTextSep( (sal_Unicode) '"' );
+                aOptions.SetFieldSeps( rtl::OUString(',') );
+                aOptions.SetTextSep( '"' );
             }
 
             FltError eError = eERR_OK;
diff --git a/sc/source/ui/docshell/impex.cxx b/sc/source/ui/docshell/impex.cxx
index 392d855e0f35..e58782f1cc9a 100644
--- a/sc/source/ui/docshell/impex.cxx
+++ b/sc/source/ui/docshell/impex.cxx
@@ -741,11 +741,11 @@ void lcl_UnescapeSylk( String & rString, SylkVersion eVersion )
     // Older versions quoted the string and doubled embedded quotes, but not
     // the semicolons, which was plain wrong.
     if (eVersion >= SYLK_OOO32)
-        rString.SearchAndReplaceAll( rtl::OUString(DOUBLE_SEMICOLON), ';' );
+        rString.SearchAndReplaceAll( rtl::OUString(DOUBLE_SEMICOLON), rtl::OUString(';') );
     else
-        rString.SearchAndReplaceAll( rtl::OUString(DOUBLE_DOUBLEQUOTE), '"' );
+        rString.SearchAndReplaceAll( rtl::OUString(DOUBLE_DOUBLEQUOTE), rtl::OUString('"') );
 
-    rString.SearchAndReplaceAll( rtl::OUString(SYLK_LF), _LF );
+    rString.SearchAndReplaceAll( rtl::OUString(SYLK_LF), rtl::OUString(_LF) );
 }
 
 static const sal_Unicode* lcl_ScanSylkString( const sal_Unicode* p,
@@ -1682,7 +1682,7 @@ bool ScImportExport::Doc2Text( SvStream& rStrm )
                     }
                 }
                 if( nCol < nEndCol )
-                    lcl_WriteSimpleString( rStrm, String(cSep) );
+                    lcl_WriteSimpleString( rStrm, rtl::OUString(cSep) );
             }
                 WriteUnicodeOrByteEndl( rStrm );
             if( rStrm.GetError() != SVSTREAM_OK )
@@ -2009,7 +2009,7 @@ bool ScImportExport::Doc2Sylk( SvStream& rStrm )
                 case CELLTYPE_EDIT:
                 hasstring:
                     pDoc->GetString( nCol, nRow, aRange.aStart.Tab(), aCellStr );
-                    aCellStr.SearchAndReplaceAll( _LF, rtl::OUString(SYLK_LF) );
+                    aCellStr.SearchAndReplaceAll( rtl::OUString(_LF), rtl::OUString(SYLK_LF) );
 
                     aBufStr.AssignAscii(RTL_CONSTASCII_STRINGPARAM( "C;X" ));
                     aBufStr += String::CreateFromInt32( c );
@@ -2093,7 +2093,7 @@ bool ScImportExport::Doc2Sylk( SvStream& rStrm )
             }
         }
     }
-    lcl_WriteSimpleString( rStrm, String( 'E' ) );
+    lcl_WriteSimpleString( rStrm, rtl::OUString( 'E' ) );
     WriteUnicodeOrByteEndl( rStrm );
     return rStrm.GetError() == SVSTREAM_OK;
 }
diff --git a/sc/source/ui/formdlg/formula.cxx b/sc/source/ui/formdlg/formula.cxx
index 690745f23f5e..e5cdf92bfb43 100644
--- a/sc/source/ui/formdlg/formula.cxx
+++ b/sc/source/ui/formdlg/formula.cxx
@@ -177,12 +177,12 @@ ScFormulaDlg::ScFormulaDlg( SfxBindings* pB, SfxChildWindow* pCW,
 
         if ( !bEdit )
         {
-            String aNewFormula = '=';
+            rtl::OUString aNewFormula('=');
             if ( aFormula.Len() > 0 && aFormula.GetChar(0) == '=' )
-                aNewFormula=aFormula;
+                aNewFormula = aFormula;
 
             pScMod->InputReplaceSelection( aNewFormula );
-            pScMod->InputSetSelection( 1, aNewFormula.Len()+1 );
+            pScMod->InputSetSelection( 1, aNewFormula.getLength()+1 );
             xub_StrLen PrivStart, PrivEnd;
             pScMod->InputGetSelection( PrivStart, PrivEnd);
             SetMeText(pScMod->InputGetFormulaStr(),PrivStart, PrivEnd,bMatrix,false,false);
@@ -342,10 +342,11 @@ bool ScFormulaDlg::calculateValue( const String& rStrExp, String& rStrResult )
         if ( pCell->GetCode()->GetCodeLen() <= 1 )
         {   // ==1: einzelner ist als Parameter immer Bereich
             // ==0: es waere vielleicht einer, wenn..
-            String aBraced( '(' );
-            aBraced += rStrExp;
-            aBraced += ')';
-            pFCell.reset( new ScFormulaCell( pDoc, aCursorPos, aBraced ) );
+            rtl::OUStringBuffer aBraced;
+            aBraced.append('(');
+            aBraced.append(rStrExp);
+            aBraced.append(')');
+            pFCell.reset( new ScFormulaCell( pDoc, aCursorPos, aBraced.makeStringAndClear() ) );
         }
         else
             bColRowName = false;
diff --git a/sc/source/ui/miscdlgs/conflictsdlg.cxx b/sc/source/ui/miscdlgs/conflictsdlg.cxx
index 55e3817db368..65423c296c1e 100644
--- a/sc/source/ui/miscdlgs/conflictsdlg.cxx
+++ b/sc/source/ui/miscdlgs/conflictsdlg.cxx
@@ -435,7 +435,7 @@ ScConflictsDlg::ScConflictsDlg( Window* pParent, ScViewData* pViewData, ScDocume
     long nTabs[] = { 3, 10, 216, 266 };
     maLbConflicts.SetTabs( nTabs );
 
-    String aTab( sal_Unicode( '\t' ) );
+    rtl::OUString aTab('\t');
     String aHeader( maStrTitleConflict );
     aHeader += aTab;
     aHeader += maStrTitleAuthor;
diff --git a/sc/source/ui/miscdlgs/solveroptions.cxx b/sc/source/ui/miscdlgs/solveroptions.cxx
index cd73cf841a02..90f3e28e08b2 100644
--- a/sc/source/ui/miscdlgs/solveroptions.cxx
+++ b/sc/source/ui/miscdlgs/solveroptions.cxx
@@ -101,13 +101,13 @@ void ScSolverOptionsString::Paint( const Point& rPos, SvLBox& rDev, sal_uInt16,
     Font aFont( aOldFont );
     aFont.SetWeight( WEIGHT_BOLD );
 
-    String sTxt( ' ' );
+    rtl::OUString sTxt( ' ' );
     if ( mbIsDouble )
-        sTxt += (String)rtl::math::doubleToUString( mfDoubleValue,
+        sTxt += rtl::math::doubleToUString( mfDoubleValue,
             rtl_math_StringFormat_Automatic, rtl_math_DecimalPlaces_Max,
             ScGlobal::GetpLocaleData()->getNumDecimalSep()[0], true );
     else
-        sTxt += String::CreateFromInt32( mnIntValue );
+        sTxt += rtl::OUString::valueOf(mnIntValue);
     rDev.SetFont( aFont );
     rDev.DrawText( aNewPos, sTxt );
 
diff --git a/sc/source/ui/navipi/navipi.cxx b/sc/source/ui/navipi/navipi.cxx
index bbd195ac4849..6b2f9aa89396 100644
--- a/sc/source/ui/navipi/navipi.cxx
+++ b/sc/source/ui/navipi/navipi.cxx
@@ -169,7 +169,7 @@ void ColumnEdit::Down()
 void ColumnEdit::First()
 {
     nCol = 1;
-    SetText( 'A' );
+    SetText(rtl::OUString('A'));
 }
 
 //------------------------------------------------------------------------
diff --git a/sc/source/ui/pagedlg/scuitphfedit.cxx b/sc/source/ui/pagedlg/scuitphfedit.cxx
index 603a742afc0e..08b9e871b263 100644
--- a/sc/source/ui/pagedlg/scuitphfedit.cxx
+++ b/sc/source/ui/pagedlg/scuitphfedit.cxx
@@ -633,9 +633,9 @@ void ScHFEditPage::ProcessDefinedListSel(ScHFEntryId eSel, bool bTravelling)
             aSel.nEndPos = aPageEntry.Len();
             aWndCenter.GetEditEngine()->QuickInsertField(SvxFieldItem(SvxPageField(), EE_FEATURE_FIELD), ESelection(aSel.nEndPara, aSel.nEndPos, aSel.nEndPara, aSel.nEndPos));
             ++aSel.nEndPos;
-            String aPageOfEntry = ' ';
-            aPageOfEntry += ScGlobal::GetRscString( STR_HF_OF );
-            aPageOfEntry += ' ';
+            String aPageOfEntry = rtl::OUStringBuffer().append(' ').
+                append(ScGlobal::GetRscString( STR_HF_OF )).append(' ').
+                makeStringAndClear();
             aWndCenter.GetEditEngine()->QuickInsertText(aPageOfEntry,ESelection(aSel.nEndPara,aSel.nEndPos, aSel.nEndPara, aSel.nEndPos));
             aSel.nEndPos = sal::static_int_cast<xub_StrLen>( aSel.nEndPos + aPageOfEntry.Len() );
             aWndCenter.GetEditEngine()->QuickInsertField(SvxFieldItem(SvxPagesField(), EE_FEATURE_FIELD), ESelection(aSel.nEndPara,aSel.nEndPos, aSel.nEndPara, aSel.nEndPos));
diff --git a/sc/source/ui/vba/vbarange.cxx b/sc/source/ui/vba/vbarange.cxx
index 61435d4b1166..3bc6e4f80009 100644
--- a/sc/source/ui/vba/vbarange.cxx
+++ b/sc/source/ui/vba/vbarange.cxx
@@ -3909,7 +3909,7 @@ double getDefaultCharWidth( ScDocShell* pDocShell )
     ::Font aDefFont;
     pAttr->GetFont( aDefFont, SC_AUTOCOL_BLACK, pRefDevice );
     pRefDevice->SetFont( aDefFont );
-    long nCharWidth = pRefDevice->GetTextWidth( String( '0' ) );        // 1/100th mm
+    long nCharWidth = pRefDevice->GetTextWidth( rtl::OUString('0') );        // 1/100th mm
     return lcl_hmmToPoints( nCharWidth );
 }
 
diff --git a/sc/source/ui/view/cellsh1.cxx b/sc/source/ui/view/cellsh1.cxx
index ee6d5bd9a4a0..90e3dfe4482e 100644
--- a/sc/source/ui/view/cellsh1.cxx
+++ b/sc/source/ui/view/cellsh1.cxx
@@ -332,7 +332,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
                 if ( pReqArgs!=NULL && pTabViewShell->SelectionEditable() )
                 {
                     const   SfxPoolItem* pItem;
-                    String  aFlags = 'A';
+                    String  aFlags = rtl::OUString('A');
 
                     if( pReqArgs->HasItem( SID_DELETE, &pItem ) )
                         aFlags = ((const SfxStringItem*)pItem)->GetValue();
@@ -446,7 +446,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
                 if ( pReqArgs!=NULL && pTabViewShell->SelectionEditable() )
                 {
                     const   SfxPoolItem* pItem;
-                    String  aFlags = 'A';
+                    String  aFlags = rtl::OUString('A');
 
                     if( pReqArgs->HasItem( FID_FILL_TAB, &pItem ) )
                         aFlags = ((const SfxStringItem*)pItem)->GetValue();
@@ -1047,7 +1047,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
 
                     if( ! rReq.IsAPI() )
                     {
-                        String aCol = bColumns ? 'C' : 'R';
+                        rtl::OUString aCol = bColumns ? rtl::OUString('C') : rtl::OUString('R');
                         rReq.AppendItem( SfxStringItem( SID_OUTLINE_MAKE, aCol ) );
                         rReq.Done();
                     }
@@ -1113,7 +1113,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
 
                     if( ! rReq.IsAPI() )
                     {
-                        String aCol = bColumns ? 'C' : 'R';
+                        rtl::OUString aCol = bColumns ? rtl::OUString('C') : rtl::OUString('R');
                         rReq.AppendItem( SfxStringItem( SID_OUTLINE_REMOVE, aCol ) );
                         rReq.Done();
                     }
@@ -1210,7 +1210,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
                     if ( pReqArgs!=NULL && pTabViewShell->SelectionEditable() )
                     {
                         const   SfxPoolItem* pItem;
-                        String  aFlags = 'A';
+                        String  aFlags = rtl::OUString('A');
 
                         if( pReqArgs->HasItem( FID_INS_CELL_CONTENTS, &pItem ) )
                             aFlags = ((const SfxStringItem*)pItem)->GetValue();
diff --git a/sc/source/ui/view/editsh.cxx b/sc/source/ui/view/editsh.cxx
index 51b2679a9a2f..66ac4881e427 100644
--- a/sc/source/ui/view/editsh.cxx
+++ b/sc/source/ui/view/editsh.cxx
@@ -155,7 +155,7 @@ void lcl_RemoveAttribs( EditView& rEditView )
 
 void lclInsertCharacter( EditView* pTableView, EditView* pTopView, sal_Unicode cChar )
 {
-    String aString( cChar );
+    rtl::OUString aString( cChar );
     if( pTableView )
         pTableView->InsertText( aString );
     if( pTopView )
diff --git a/sc/source/ui/view/gridwin.cxx b/sc/source/ui/view/gridwin.cxx
index c98b89e91cb1..1a6b9f9a4dc3 100644
--- a/sc/source/ui/view/gridwin.cxx
+++ b/sc/source/ui/view/gridwin.cxx
@@ -4277,30 +4277,31 @@ sal_Int8 ScGridWindow::DropTransferObj( ScTransferObj* pTransObj, SCCOL nDestPos
                     aSource.Format( aItem, SCA_VALID | SCA_TAB_3D, pSourceDoc );
 
                     // TODO: we could define ocQuote for "
-                    const String aQuote( '"' );
+                    const rtl::OUString aQuote('"');
                     const String& sSep = ScCompiler::GetNativeSymbol( ocSep);
-                    String aFormula( '=' );
-                    aFormula += ScCompiler::GetNativeSymbol( ocDde);
-                    aFormula += ScCompiler::GetNativeSymbol( ocOpen);
-                    aFormula += aQuote;
-                    aFormula += aApp;
-                    aFormula += aQuote;
-                    aFormula += sSep;
-                    aFormula += aQuote;
-                    aFormula += aTopic;
-                    aFormula += aQuote;
-                    aFormula += sSep;
-                    aFormula += aQuote;
-                    aFormula += aItem;
-                    aFormula += aQuote;
-                    aFormula += ScCompiler::GetNativeSymbol( ocClose);
+                    rtl::OUStringBuffer aFormula;
+                    aFormula.append('=');
+                    aFormula.append(ScCompiler::GetNativeSymbol(ocDde));
+                    aFormula.append(ScCompiler::GetNativeSymbol(ocOpen));
+                    aFormula.append(aQuote);
+                    aFormula.append(aApp);
+                    aFormula.append(aQuote);
+                    aFormula.append(sSep);
+                    aFormula.append(aQuote);
+                    aFormula.append(aTopic);
+                    aFormula.append(aQuote);
+                    aFormula.append(sSep);
+                    aFormula.append(aQuote);
+                    aFormula.append(aItem);
+                    aFormula.append(aQuote);
+                    aFormula.append(ScCompiler::GetNativeSymbol(ocClose));
 
                     pView->DoneBlockMode();
                     pView->InitBlockMode( nDestPosX, nDestPosY, nThisTab );
                     pView->MarkCursor( nDestPosX + nSizeX - 1,
                                        nDestPosY + nSizeY - 1, nThisTab );
 
-                    pView->EnterMatrix( aFormula, ::formula::FormulaGrammar::GRAM_NATIVE );
+                    pView->EnterMatrix( aFormula.makeStringAndClear(), ::formula::FormulaGrammar::GRAM_NATIVE );
 
                     pView->MarkRange( aDest, false, false );
                     pView->SetCursor( aDest.aStart.Col(), aDest.aStart.Row() );
diff --git a/sc/source/ui/view/output2.cxx b/sc/source/ui/view/output2.cxx
index 0801604501b6..fd0c0755f00d 100644
--- a/sc/source/ui/view/output2.cxx
+++ b/sc/source/ui/view/output2.cxx
@@ -556,7 +556,7 @@ void ScDrawStringsVars::RepeatToFill( long colWidth )
     if ( nPos ==  STRING_NOTFOUND || nPos >= aString.Len() )
         return;
 
-    long charWidth = pOutput->pFmtDevice->GetTextWidth(String(nChar));
+    long charWidth = pOutput->pFmtDevice->GetTextWidth(rtl::OUString(nChar));
     if (bPixelToLogic)
         colWidth = pOutput->pRefDevice->PixelToLogic(Size(colWidth,0)).Width();
     // Are there restrictions on the cell type we should filter out here ?
@@ -716,7 +716,7 @@ long ScDrawStringsVars::GetMaxDigitWidth()
     for (sal_Char i = 0; i < 10; ++i)
     {
         sal_Char cDigit = cZero + i;
-        long n = pOutput->pFmtDevice->GetTextWidth(String(cDigit));
+        long n = pOutput->pFmtDevice->GetTextWidth(rtl::OUString(cDigit));
         nMaxDigitWidth = ::std::max(nMaxDigitWidth, n);
     }
     return nMaxDigitWidth;
@@ -727,7 +727,7 @@ long ScDrawStringsVars::GetSignWidth()
     if (nSignWidth > 0)
         return nSignWidth;
 
-    nSignWidth = pOutput->pFmtDevice->GetTextWidth(String('-'));
+    nSignWidth = pOutput->pFmtDevice->GetTextWidth(rtl::OUString('-'));
     return nSignWidth;
 }
 
@@ -746,7 +746,7 @@ long ScDrawStringsVars::GetExpWidth()
     if (nExpWidth > 0)
         return nExpWidth;
 
-    nExpWidth = pOutput->pFmtDevice->GetTextWidth(String('E'));
+    nExpWidth = pOutput->pFmtDevice->GetTextWidth(rtl::OUString('E'));
     return nExpWidth;
 }