Have the caller pass the content instance directly.

This is to reduce dependency on ScHeaderFooterContentObj from
ScHeaderFieldObj.  Eventually that member should be removed and
ScHeaderFieldObj be replaced with ScEditFieldObj.

sc/inc/fielduno.hxx

@@ -340,6 +340,7 @@ class ScHeaderFieldObj : public ScMutexHelper,
 {
 private:
     const SfxItemPropertySet*   pPropSet;
+    com::sun::star::uno::Reference<com::sun::star::text::XTextRange> mpContent;
     ScHeaderFooterContentObj*   pContentObj;
     sal_uInt16                      nPart;
     sal_uInt16                      nType;
@@ -349,16 +350,18 @@ private:
 
     ScHeaderFieldObj(); // disabled
 public:
-                            ScHeaderFieldObj(ScHeaderFooterContentObj* pContent, sal_uInt16 nP,
-                                            sal_uInt16 nT, const ESelection& rSel);
-    virtual                 ~ScHeaderFieldObj();
+    ScHeaderFieldObj(
+        const com::sun::star::uno::Reference<com::sun::star::text::XTextRange>& rContent,
+        ScHeaderFooterContentObj* pContent, sal_uInt16 nP, sal_uInt16 nT, const ESelection& rSel);
+    virtual ~ScHeaderFieldObj();
 
                             // called by getImplementation:
     void                    DeleteField();
     sal_Bool                    IsInserted() const      { return pEditSource != NULL; }
     SvxFieldItem            CreateFieldItem();
-    void                    InitDoc( ScHeaderFooterContentObj* pContent, sal_uInt16 nP,
-                                        const ESelection& rSel );
+    void InitDoc(
+        const com::sun::star::uno::Reference<com::sun::star::text::XTextRange>& rContent,
+        ScHeaderFooterContentObj* pContent, sal_uInt16 nP, const ESelection& rSel);
 
     virtual ::com::sun::star::uno::Any SAL_CALL queryAggregation(
                                 const ::com::sun::star::uno::Type & rType )

sc/source/ui/unoobj/fielduno.cxx

@@ -926,7 +926,21 @@ ScHeaderFieldObj* ScHeaderFieldsObj::GetObjectByIndex_Impl(sal_Int32 Index) cons
         }
 
         ESelection aSelection( nPar, nPos, nPar, nPos+1 );      // Field is 1 character
-        return new ScHeaderFieldObj( pContentObj, nPart, nFieldType, aSelection );
+        uno::Reference<text::XTextRange> xTextRange;
+        if (pContentObj)
+        {
+            uno::Reference<text::XText> xText;
+            if ( nPart == SC_HDFT_LEFT )
+                xText = pContentObj->getLeftText();
+            else if (nPart == SC_HDFT_CENTER)
+                xText = pContentObj->getCenterText();
+            else
+                xText = pContentObj->getRightText();
+
+            uno::Reference<text::XTextRange> xTemp(xText, uno::UNO_QUERY);
+            xTextRange = xTemp;
+        }
+        return new ScHeaderFieldObj(xTextRange, pContentObj, nPart, nFieldType, aSelection);
     }
     return NULL;
 }
@@ -1086,10 +1100,13 @@ sal_Int16 lcl_SvxToUnoFileFormat( SvxFileFormat nSvxValue )
     }
 }
 
-ScHeaderFieldObj::ScHeaderFieldObj(ScHeaderFooterContentObj* pContent, sal_uInt16 nP,
-                                            sal_uInt16 nT, const ESelection& rSel) :
+ScHeaderFieldObj::ScHeaderFieldObj(
+    const uno::Reference<text::XTextRange>& rContent,
+    ScHeaderFooterContentObj* pContent, sal_uInt16 nP,
+    sal_uInt16 nT, const ESelection& rSel) :
     OComponentHelper( getMutex() ),
     pPropSet( (nT == SC_SERVICE_FILEFIELD) ? lcl_GetFileFieldPropertySet() : lcl_GetHeaderFieldPropertySet() ),
+    mpContent(rContent),
     pContentObj( pContent ),
     nPart( nP ),
     nType( nT ),
@@ -1168,8 +1185,9 @@ void SAL_CALL ScHeaderFieldObj::release() throw()
     OComponentHelper::release();
 }
 
-void ScHeaderFieldObj::InitDoc( ScHeaderFooterContentObj* pContent, sal_uInt16 nP,
-                                        const ESelection& rSel )
+void ScHeaderFieldObj::InitDoc(
+    const uno::Reference<text::XTextRange>& rContent,
+    ScHeaderFooterContentObj* pContent, sal_uInt16 nP, const ESelection& rSel)
 {
     if ( pContent && !pEditSource )
     {
@@ -1178,6 +1196,7 @@ void ScHeaderFieldObj::InitDoc( ScHeaderFooterContentObj* pContent, sal_uInt16 n
         aSelection = rSel;
         nPart = nP;
         pContentObj = pContent;
+        mpContent = rContent;
 
         pContentObj->acquire();     // darf nicht wegkommen
         pEditSource = new ScHeaderFooterEditSource( pContentObj, nPart );
@@ -1295,18 +1314,7 @@ void SAL_CALL ScHeaderFieldObj::attach( const uno::Reference<text::XTextRange>&
 uno::Reference<text::XTextRange> SAL_CALL ScHeaderFieldObj::getAnchor() throw(uno::RuntimeException)
 {
     SolarMutexGuard aGuard;
-    if (pContentObj)
-    {
-        uno::Reference<text::XText> xText;
-        if ( nPart == SC_HDFT_LEFT )
-            xText = pContentObj->getLeftText();
-        else if (nPart == SC_HDFT_CENTER)
-            xText = pContentObj->getCenterText();
-        else
-            xText = pContentObj->getRightText();
-        return uno::Reference<text::XTextRange>( xText, uno::UNO_QUERY );
-    }
-    return NULL;
+    return mpContent;
 }
 
 // XComponent

sc/source/ui/unoobj/servuno.cxx

@@ -442,8 +442,12 @@ uno::Reference<uno::XInterface> ScServiceProvider::MakeInstance(
         case SC_SERVICE_TITLEFIELD:
         case SC_SERVICE_FILEFIELD:
         case SC_SERVICE_SHEETFIELD:
-            xRet.set((text::XTextField*)new ScHeaderFieldObj( NULL, 0, nType, ESelection() ));
-            break;
+        {
+            uno::Reference<text::XTextRange> xNullContent;
+            xRet.set(static_cast<text::XTextField*>(
+                new ScHeaderFieldObj(xNullContent, NULL, 0, nType, ESelection())));
+        }
+        break;
         case SC_SERVICE_CELLSTYLE:
             xRet.set((style::XStyle*)new ScStyleObj( NULL, SFX_STYLE_FAMILY_PARA, String() ));
             break;

sc/source/ui/unoobj/textuno.cxx

@@ -485,7 +485,35 @@ void SAL_CALL ScHeaderFooterTextObj::insertTextContent(
             aSelection.Adjust();
             aSelection.nEndPara = aSelection.nStartPara;
             aSelection.nEndPos = aSelection.nStartPos + 1;
-            pHeaderField->InitDoc( &aTextData.GetContentObj(), aTextData.GetPart(), aSelection );
+
+            uno::Reference<text::XTextRange> xTextRange;
+            switch (aTextData.GetPart())
+            {
+                case SC_HDFT_LEFT:
+                {
+                    uno::Reference<text::XTextRange> xTemp(
+                        aTextData.GetContentObj().getLeftText(), uno::UNO_QUERY);
+                    xTextRange = xTemp;
+                }
+                break;
+                case SC_HDFT_CENTER:
+                {
+                    uno::Reference<text::XTextRange> xTemp(
+                        aTextData.GetContentObj().getCenterText(), uno::UNO_QUERY);
+                    xTextRange = xTemp;
+                }
+                break;
+                case SC_HDFT_RIGHT:
+                {
+                    uno::Reference<text::XTextRange> xTemp(
+                        aTextData.GetContentObj().getRightText(), uno::UNO_QUERY);
+                    xTextRange = xTemp;
+                }
+                break;
+            }
+
+            pHeaderField->InitDoc(
+                xTextRange, &aTextData.GetContentObj(), aTextData.GetPart(), aSelection);
 
             //  for bAbsorb=FALSE, the new selection must be behind the inserted content
             //  (the xml filter relies on this)