Manage data caches for named range data source separately.

Without this, updating the named range and refreshing would fail to
remove the old cache, which is no longer referenced.  Very bad for
memory footprint.

1 files changed, 16 insertions, 0 deletions

diff --git a/sc/inc/dpobject.hxx b/sc/inc/dpobject.hxx
index 9972e0c1198f..30ca8406d11e 100644
--- a/sc/inc/dpobject.hxx
+++ b/sc/inc/dpobject.hxx
@@ -274,6 +274,20 @@ public:
     };
 
     /**
+     * Data caches for range name based source data.
+     */
+    class NameCaches
+    {
+        typedef ::boost::ptr_map<rtl::OUString, ScDPCache> CachesType;
+        CachesType maCaches;
+        ScDocument* mpDoc;
+    public:
+        NameCaches(ScDocument* pDoc);
+        const ScDPCache* getCache(const ::rtl::OUString& rName, const ScRange& rRange);
+        void removeCache(const ::rtl::OUString& rName);
+    };
+
+    /**
      * Defines connection type to external data source.  Used as a key to look
      * up database cache.
      */
@@ -333,6 +347,7 @@ public:
     bool HasDPTable(SCCOL nCol, SCROW nRow, SCTAB nTab) const;
 
     SheetCaches& GetSheetCaches();
+    NameCaches& GetNameCaches();
     DBCaches& GetDBCaches();
 
 private:
@@ -341,6 +356,7 @@ private:
     ScDocument* pDoc;
     TablesType maTables;
     SheetCaches maSheetCaches;
+    NameCaches maNameCaches;
     DBCaches maDBCaches;
 };