Resolves: #i120481# Add registered transferable flavor...

to make the Writer accept column headers dragged from database tables.
(cherry picked from commit a32aabba)

Change-Id: I63d41c8000cdfc7f0b2ca28e83aaedf2e822e64d

vcl/aqua/source/dtrans/DataFlavorMapping.cxx

@@ -564,14 +564,17 @@ NSString* DataFlavorMapper::openOfficeToSystemFlavor(const DataFlavor& oOOFlavor
         }
     }
 
-    if( ! sysFlavor )
-    {
-        OfficeOnlyTypes::const_iterator it = maOfficeOnlyTypes.find( oOOFlavor.MimeType );
-        if( it == maOfficeOnlyTypes.end() )
-            sysFlavor = maOfficeOnlyTypes[ oOOFlavor.MimeType ] = OUStringToNSString( oOOFlavor.MimeType );
-        else
-            sysFlavor = it->second;
-    }
+        return sysFlavor;
+}
+
+NSString* DataFlavorMapper::internalOpenOfficeToSystemFlavor(const DataFlavor& oOOFlavor) const
+{
+    NSString* sysFlavor = NULL;
+    OfficeOnlyTypes::const_iterator it = maOfficeOnlyTypes.find( oOOFlavor.MimeType );
+    if( it == maOfficeOnlyTypes.end() )
+        sysFlavor = maOfficeOnlyTypes[ oOOFlavor.MimeType ] = OUStringToNSString( oOOFlavor.MimeType );
+    else
+        sysFlavor = it->second;
 
     return sysFlavor;
 }
@@ -699,6 +702,8 @@ NSArray* DataFlavorMapper::flavorSequenceToTypesArray(const com::sun::star::uno:
   sal_uInt32 nFlavors = flavors.getLength();
   NSMutableArray* array = [[NSMutableArray alloc] initWithCapacity: 1];
 
+  bool bNeedDummyInternalFlavor (true);
+
   for (sal_uInt32 i = 0; i < nFlavors; i++)
   {
       if( flavors[i].MimeType.startsWith("image/bmp") )
@@ -709,6 +714,10 @@ NSArray* DataFlavorMapper::flavorSequenceToTypesArray(const com::sun::star::uno:
       else
       {
           NSString* str = openOfficeToSystemFlavor(flavors[i]);
+          if (str == NULL)
+              str = internalOpenOfficeToSystemFlavor(flavors[i]);
+          else
+              bNeedDummyInternalFlavor = false;
 
           if (str != NULL)
           {
@@ -721,7 +730,7 @@ NSArray* DataFlavorMapper::flavorSequenceToTypesArray(const com::sun::star::uno:
    // #i89462# #i90747#
    // in case no system flavor was found to report
    // report at least one so D&D between OOo targets works
-  if( [array count] == 0 )
+  if( [array count] == 0 || bNeedDummyInternalFlavor)
   {
       [array addObject: PBTYPE_DUMMY_INTERNAL];
   }

vcl/aqua/source/dtrans/DataFlavorMapping.hxx

@@ -128,6 +128,8 @@ private:
    */
   bool isValidMimeContentType(const OUString& contentType) const;
 
+  NSString* internalOpenOfficeToSystemFlavor(const com::sun::star::datatransfer::DataFlavor& oooDataFlavor) const;
+
 private:
   ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XMimeContentTypeFactory> mrXMimeCntFactory;
   typedef boost::unordered_map< OUString, NSString*, OUStringHash > OfficeOnlyTypes;