write OOXML externalReferences, externalLinks, fdo#45286

This for the first time writes external references (hopefully) correctly
and adds the necessary relationship streams and the externalLink streams
with sheetData. At least Excel 2013 loaded the result without
complaining, so do we.

Change-Id: I3d615490a60c5420ae13c0bfc6297642d86a07b9

2 files changed, 7 insertions, 3 deletions

diff --git a/sc/source/filter/inc/xecontent.hxx b/sc/source/filter/inc/xecontent.hxx
index 0a6705c31f60..214229397860 100644
--- a/sc/source/filter/inc/xecontent.hxx
+++ b/sc/source/filter/inc/xecontent.hxx
@@ -110,13 +110,14 @@ public:
 
     virtual void        WriteEmbeddedData( XclExpStream& rStrm );
     void                SetDisplay( bool bDisplay ) { mbSetDisplay = bDisplay; }
-private:
+
     /** Builds file name from the passed file URL. Tries to convert to relative file name.
         @param rnLevel  (out-param) The parent directory level.
         @param rbRel  (out-param) true = path is relative. */
-    OUString            BuildFileName(
+    static OUString     BuildFileName(
                             sal_uInt16& rnLevel, bool& rbRel,
-                            const OUString& rUrl, const XclExpRoot& rRoot ) const;
+                            const OUString& rUrl, const XclExpRoot& rRoot );
+private:
 
     /** Writes the body of the HLINK record. */
     virtual void        WriteBody( XclExpStream& rStrm ) SAL_OVERRIDE;
diff --git a/sc/source/filter/inc/xelink.hxx b/sc/source/filter/inc/xelink.hxx
index 444192e820fe..89d8b2f17303 100644
--- a/sc/source/filter/inc/xelink.hxx
+++ b/sc/source/filter/inc/xelink.hxx
@@ -200,6 +200,9 @@ public:
     /** Writes the entire Link table. */
     virtual void        Save( XclExpStream& rStrm ) SAL_OVERRIDE;
 
+    /** Writes the entire Link table to OOXML. */
+    virtual void        SaveXml( XclExpXmlStream& rStrm ) SAL_OVERRIDE;
+
 private:
     typedef boost::shared_ptr< XclExpLinkManagerImpl > XclExpLinkMgrImplPtr;
     XclExpLinkMgrImplPtr mxImpl;