String cleanup

Conflicts:
	cui/source/tabpages/backgrnd.cxx
	editeng/source/items/frmitems.cxx
	editeng/source/items/numitem.cxx
	include/editeng/brushitem.hxx
	include/svx/xoutbmp.hxx
	sc/source/filter/html/htmlexp.cxx
	sc/source/filter/html/htmlexp2.cxx
	svx/source/core/extedit.cxx
	svx/source/core/graphichelper.cxx
	svx/source/sidebar/nbdtmg.cxx
	sw/source/ui/shells/txtnum.cxx

Change-Id: I1f548a01574a18e3f3a402ee491358fa36b349e7
Reviewed-on: https://gerrit.libreoffice.org/5907Reviewed-by: Thomas Arnhold <thomas@arnhold.org>
Tested-by: Thomas Arnhold <thomas@arnhold.org>

editeng/source/items/frmitems.cxx

@@ -3524,7 +3524,7 @@ SvxBrushItem::SvxBrushItem( SvStream& rStream, sal_uInt16 nVersion,
             // TODO/MBA: how can we get a BaseURL here?!
             OSL_FAIL("No BaseURL!");
             OUString aAbs = INetURLObject::GetAbsURL( "", aRel );
-            DBG_ASSERT( aAbs.getLength(), "Invalid URL!" );
+            DBG_ASSERT( !aAbs.isEmpty(), "Invalid URL!" );
             maStrLink = aAbs;
         }
 

sc/source/core/tool/stylehelper.cxx

@@ -124,10 +124,7 @@ OUString ScStyleNameConversion::DisplayToProgrammaticName( const OUString& rDisp
     {
         //  add the (user) suffix if the display name matches any style's programmatic name
         //  or if it already contains the suffix
-
-        String aRet(rDispName);
-        aRet.AppendAscii( RTL_CONSTASCII_STRINGPARAM( SC_SUFFIX_USER ) );
-        return aRet;
+        return rDispName + SC_SUFFIX_USER;
     }
 
     return rDispName;

sc/source/filter/html/htmlexp.cxx

@@ -125,7 +125,6 @@ const sal_Char ScHTMLExport::sIndentSource[nIndentMax+1] =
                                 << GetIndentStr())
 
 #define OUT_SP_CSTR_ASS( s )    rStrm << ' ' << s << '='
-#define APPEND_SPACE( s )   s.AppendAscii(" ")
 
 #define GLOBSTR(id) ScGlobal::GetRscString( id )
 
@@ -163,7 +162,7 @@ static OString lcl_getColGroupString(sal_Int32 nSpan, sal_Int32 nWidth)
 }
 
 
-static void lcl_AddStamp( String& rStr, const String& rName,
+static void lcl_AddStamp( OUString& rStr, const OUString& rName,
     const ::com::sun::star::util::DateTime& rDateTime,
     const LocaleDataWrapper& rLoc )
 {
@@ -172,33 +171,30 @@ static void lcl_AddStamp( String& rStr, const String& rName,
             rDateTime.NanoSeconds);
     DateTime aDateTime(aD,aT);
 
-    String          aStrDate    = rLoc.getDate( aDateTime );
-    String          aStrTime    = rLoc.getTime( aDateTime );
+    OUString        aStrDate    = rLoc.getDate( aDateTime );
+    OUString        aStrTime    = rLoc.getTime( aDateTime );
 
-    rStr += GLOBSTR( STR_BY );
-    APPEND_SPACE( rStr );
-    if (rName.Len())
+    rStr += GLOBSTR( STR_BY ) + " ";
+    if (!rName.isEmpty())
         rStr += rName;
     else
-        rStr.AppendAscii( "???" );
-    APPEND_SPACE( rStr );
-    rStr += GLOBSTR( STR_ON );
-    APPEND_SPACE( rStr );
-    if (aStrDate.Len())
+        rStr += "???";
+    rStr += " " + GLOBSTR( STR_ON ) + " ";
+    if (!aStrDate.isEmpty())
         rStr += aStrDate;
     else
-        rStr.AppendAscii( "???" );
-    rStr.AppendAscii( ", " );
-    if (aStrTime.Len())
+        rStr += "???";
+    rStr += ", ";
+    if (!aStrTime.isEmpty())
         rStr += aStrTime;
     else
-        rStr.AppendAscii( "???" );
+        rStr += "???";
 }
 
 
 static OString lcl_makeHTMLColorTriplet(const Color& rColor)
 {
-    OStringBuffer aStr(RTL_CONSTASCII_STRINGPARAM("\"#"));
+    OStringBuffer aStr( "\"#" );
     // <font COLOR="#00FF40">hello</font>
     sal_Char    buf[64];
     sal_Char*   p = buf;
@@ -259,7 +255,7 @@ ScHTMLExport::ScHTMLExport( SvStream& rStrmP, const String& rBaseURL, ScDocument
         if( pItem )
         {
             aCId = ((const SfxStringItem *)pItem)->GetValue();
-            OSL_ENSURE( aCId.Len(), "CID without length!" );
+            OSL_ENSURE( !aCId.isEmpty(), "CID without length!" );
         }
     }
 }
@@ -356,8 +352,7 @@ void ScHTMLExport::WriteHeader()
         if (!xDocProps->getPrintedBy().isEmpty())
         {
             OUT_COMMENT( GLOBSTR( STR_DOC_INFO ) );
-            String aStrOut( GLOBSTR( STR_DOC_PRINTED ) );
-            aStrOut.AppendAscii( ": " );
+            OUString aStrOut = ( GLOBSTR( STR_DOC_PRINTED ) ) + ": ";
             lcl_AddStamp( aStrOut, xDocProps->getPrintedBy(),
                 xDocProps->getPrintDate(), *ScGlobal::pLocaleData );
             OUT_COMMENT( aStrOut );
@@ -567,7 +562,7 @@ void ScHTMLExport::WriteBody()
     if ( bAll && GPOS_NONE != pBrushItem->GetGraphicPos() )
     {
         OUString aLink = pBrushItem->GetGraphicLink();
-        String aGrfNm;
+        OUString aGrfNm;
 
         // Embedded graphic -> write using WriteGraphic
         if( aLink.isEmpty() )
@@ -577,10 +572,8 @@ void ScHTMLExport::WriteBody()
             {
                 // Save graphic as (JPG) file
                 aGrfNm = aStreamPath;
-                OUString aTmp(aGrfNm);
-                sal_uInt16 nErr = XOutBitmap::WriteGraphic( *pGrf, aTmp,
-                    OUString("JPG"), XOUTBMP_USE_NATIVE_IF_POSSIBLE );
-                aGrfNm = aTmp;
+                sal_uInt16 nErr = XOutBitmap::WriteGraphic( *pGrf, aGrfNm,
+                    "JPG", XOUTBMP_USE_NATIVE_IF_POSSIBLE );
                 if( !nErr ) // Contains errors, as we have nothing to output
                 {
                     aGrfNm = URIHelper::SmartRel2Abs(
@@ -1251,8 +1244,8 @@ bool ScHTMLExport::WriteFieldText( const EditTextObject* pData )
 }
 
 
-sal_Bool ScHTMLExport::CopyLocalFileToINet( String& rFileNm,
-        const String& rTargetNm, sal_Bool bFileToFile )
+sal_Bool ScHTMLExport::CopyLocalFileToINet( OUString& rFileNm,
+        const OUString& rTargetNm, sal_Bool bFileToFile )
 {
     sal_Bool bRet = false;
     INetURLObject aFileUrl, aTargetUrl;
@@ -1281,8 +1274,8 @@ sal_Bool ScHTMLExport::CopyLocalFileToINet( String& rFileNm,
 
         SvFileStream aTmp( aFileUrl.PathToFileName(), STREAM_READ );
 
-        String aSrc = rFileNm;
-        String aDest = aTargetUrl.GetPartBeforeLastName();
+        OUString aSrc = rFileNm;
+        OUString aDest = aTargetUrl.GetPartBeforeLastName();
         aDest += String(aFileUrl.GetName());
 
         if( bFileToFile )
@@ -1321,23 +1314,19 @@ sal_Bool ScHTMLExport::CopyLocalFileToINet( String& rFileNm,
 }
 
 
-void ScHTMLExport::MakeCIdURL( String& rURL )
+void ScHTMLExport::MakeCIdURL( OUString& rURL )
 {
-    if( !aCId.Len() )
+    if( aCId.isEmpty() )
         return;
 
     INetURLObject aURLObj( rURL );
     if( INET_PROT_FILE != aURLObj.GetProtocol() )
         return;
 
-    String aLastName( aURLObj.GetLastName() );
-    OSL_ENSURE( aLastName.Len(), "filename without length!" );
-    aLastName.ToLowerAscii();
+    OUString aLastName( aURLObj.GetLastName().toAsciiLowerCase() );
+    OSL_ENSURE( !aLastName.isEmpty(), "filename without length!" );
 
-    rURL.AssignAscii( "cid:" );
-    rURL += aLastName;
-    rURL.AppendAscii( "." );
-    rURL += aCId;
+    rURL = "cid:" + aLastName + "." + aCId;
 }
 
 

sc/source/filter/html/htmlexp2.cxx

@@ -151,7 +151,7 @@ void ScHTMLExport::WriteGraphEntry( ScHTMLGraphEntry* pE )
                 nXOutFlags |= XOUTBMP_MIRROR_HORZ;
             if ( bVMirr )
                 nXOutFlags |= XOUTBMP_MIRROR_VERT;
-            String aLinkName;
+            OUString aLinkName;
             if ( pSGO->IsLinkedGraphic() )
                 aLinkName = pSGO->GetFileName();
             WriteImage( aLinkName, pSGO->GetGraphic(), aOpt, nXOutFlags );
@@ -163,7 +163,7 @@ void ScHTMLExport::WriteGraphEntry( ScHTMLGraphEntry* pE )
             const Graphic* pGraphic = static_cast<SdrOle2Obj*>(pObject)->GetGraphic();
             if ( pGraphic )
             {
-                String aLinkName;
+                OUString aLinkName;
                 WriteImage( aLinkName, *pGraphic, aOpt );
                 pE->bWritten = sal_True;
             }
@@ -173,7 +173,7 @@ void ScHTMLExport::WriteGraphEntry( ScHTMLGraphEntry* pE )
         {
             Graphic aGraph( SdrExchangeView::GetObjGraphic(
                 pDoc->GetDrawLayer(), pObject ) );
-            String aLinkName;
+            OUString aLinkName;
             WriteImage( aLinkName, aGraph, aOpt );
             pE->bWritten = sal_True;
         }
@@ -181,19 +181,19 @@ void ScHTMLExport::WriteGraphEntry( ScHTMLGraphEntry* pE )
 }
 
 
-void ScHTMLExport::WriteImage( String& rLinkName, const Graphic& rGrf,
+void ScHTMLExport::WriteImage( OUString& rLinkName, const Graphic& rGrf,
             const OString& rImgOptions, sal_uLong nXOutFlags )
 {
     // Embedded graphic -> create an image file
-    if( !rLinkName.Len() )
+    if( rLinkName.isEmpty() )
     {
-        if( aStreamPath.Len() > 0 )
+        if( !aStreamPath.isEmpty() )
         {
             // Save as a PNG
             OUString aGrfNm( aStreamPath );
             nXOutFlags |= XOUTBMP_USE_NATIVE_IF_POSSIBLE;
             sal_uInt16 nErr = XOutBitmap::WriteGraphic( rGrf, aGrfNm,
-                OUString( "PNG" ), nXOutFlags );
+                "PNG", nXOutFlags );
 
             // If it worked, create a URL for the IMG tag
             if( !nErr )
@@ -225,7 +225,7 @@ void ScHTMLExport::WriteImage( String& rLinkName, const Graphic& rGrf,
 
     // If a URL was set, output the IMG tag.
     // <IMG SRC="..."[ rImgOptions]>
-    if( rLinkName.Len() )
+    if( !rLinkName.isEmpty() )
     {
         rStrm << '<' << OOO_STRING_SVTOOLS_HTML_image << ' ' << OOO_STRING_SVTOOLS_HTML_O_src << "=\"";
         HTMLOutFuncs::Out_String( rStrm, URIHelper::simpleNormalizedMakeRelative(

sc/source/filter/inc/htmlexp.hxx

@@ -96,9 +96,9 @@ class ScHTMLExport : public ScExportBase
 
     boost::ptr_vector< ScHTMLGraphEntry > aGraphList;
     ScHTMLStyle         aHTMLStyle;
-    String              aBaseURL;
-    String              aStreamPath;
-    String              aCId;           // Content-Id fuer Mail-Export
+    OUString            aBaseURL;
+    OUString            aStreamPath;
+    OUString            aCId;           // Content-Id fuer Mail-Export
     OutputDevice*       pAppWin;        // fuer Pixelei
     boost::scoped_ptr< std::map<String, String> >  pFileNameMap;        // fuer CopyLocalFileToINet
     OUString            aNonConvertibleChars;   // collect nonconvertible characters
@@ -122,7 +122,7 @@ class ScHTMLExport : public ScExportBase
     void                WriteTables();
     void                WriteCell( SCCOL nCol, SCROW nRow, SCTAB nTab );
     void                WriteGraphEntry( ScHTMLGraphEntry* );
-    void                WriteImage( String& rLinkName,
+    void                WriteImage( OUString& rLinkName,
                                     const Graphic&, const OString& rImgOptions,
                                     sal_uLong nXOutFlags = 0 );
                             // nXOutFlags fuer XOutBitmap::WriteGraphic
@@ -131,10 +131,10 @@ class ScHTMLExport : public ScExportBase
     bool WriteFieldText( const EditTextObject* pData );
 
                         // kopiere ggfs. eine lokale Datei ins Internet
-    sal_Bool                CopyLocalFileToINet( String& rFileNm,
-                            const String& rTargetNm, sal_Bool bFileToFile = false );
-    sal_Bool                HasCId() { return aCId.Len() > 0; }
-    void                MakeCIdURL( String& rURL );
+    sal_Bool            CopyLocalFileToINet( OUString& rFileNm,
+                            const OUString& rTargetNm, sal_Bool bFileToFile = false );
+    sal_Bool            HasCId() { return !aCId.isEmpty(); }
+    void                MakeCIdURL( OUString& rURL );
 
     void                PrepareGraphics( ScDrawLayer*, SCTAB nTab,
                                         SCCOL nStartCol, SCROW nStartRow,