1 files changed, 144 insertions, 0 deletions
diff --git a/svl/source/items/poolcach.cxx b/svl/source/items/poolcach.cxx
new file mode 100644
index 000000000000..fee18724bcc2
--- /dev/null
+++ b/svl/source/items/poolcach.cxx
@@ -0,0 +1,144 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_svl.hxx"
+
+#include <limits.h>
+
+#ifndef GCC
+#endif
+
+#include <svl/itempool.hxx>
+#include <svl/itemset.hxx>
+#include "poolcach.hxx"
+
+// STATIC DATA -----------------------------------------------------------
+
+DBG_NAME(SfxItemPoolCache)
+
+//------------------------------------------------------------------------
+
+SfxItemPoolCache::SfxItemPoolCache( SfxItemPool *pItemPool,
+                                    const SfxPoolItem *pPutItem ):
+    pPool(pItemPool),
+    pCache(new SfxItemModifyArr_Impl),
+    pSetToPut( 0 ),
+    pItemToPut( &pItemPool->Put(*pPutItem) )
+{
+    DBG_CTOR(SfxItemPoolCache, 0);
+    DBG_ASSERT(pItemPool, "kein Pool angegeben");
+}
+
+//------------------------------------------------------------------------
+
+SfxItemPoolCache::SfxItemPoolCache( SfxItemPool *pItemPool,
+                                    const SfxItemSet *pPutSet ):
+    pPool(pItemPool),
+    pCache(new SfxItemModifyArr_Impl),
+    pSetToPut( pPutSet ),
+    pItemToPut( 0 )
+{
+    DBG_CTOR(SfxItemPoolCache, 0);
+    DBG_ASSERT(pItemPool, "kein Pool angegeben");
+}
+
+//------------------------------------------------------------------------
+
+SfxItemPoolCache::~SfxItemPoolCache()
+{
+    DBG_DTOR(SfxItemPoolCache, 0);
+    for ( size_t nPos = 0; nPos < pCache->size(); ++nPos ) {
+        pPool->Remove( *(*pCache)[nPos].pPoolItem );
+        pPool->Remove( *(*pCache)[nPos].pOrigItem );
+    }
+    delete pCache; pCache = 0;
+
+    if ( pItemToPut )
+        pPool->Remove( *pItemToPut );
+}
+
+//------------------------------------------------------------------------
+
+const SfxSetItem& SfxItemPoolCache::ApplyTo( const SfxSetItem &rOrigItem, BOOL bNew )
+{
+    DBG_CHKTHIS(SfxItemPoolCache, 0);
+    DBG_ASSERT( pPool == rOrigItem.GetItemSet().GetPool(), "invalid Pool" );
+    DBG_ASSERT( IsDefaultItem( &rOrigItem ) || IsPooledItem( &rOrigItem ),
+                "original not in pool" );
+
+    // Find whether this Transformations ever occurred
+    for ( size_t nPos = 0; nPos < pCache->size(); ++nPos )
+    {
+        SfxItemModifyImpl &rMapEntry = (*pCache)[nPos];
+        if ( rMapEntry.pOrigItem == &rOrigItem )
+        {
+            // aendert sich ueberhaupt etwas?
+            if ( rMapEntry.pPoolItem != &rOrigItem )
+            {
+                rMapEntry.pPoolItem->AddRef(2); // einen davon fuer den Cache
+                if ( bNew )
+                    pPool->Put( rOrigItem );    //! AddRef??
+            }
+            return *rMapEntry.pPoolItem;
+        }
+    }
+
+    // die neue Attributierung in einem neuen Set eintragen
+    SfxSetItem *pNewItem = (SfxSetItem *)rOrigItem.Clone();
+    if ( pItemToPut )
+    {
+        pNewItem->GetItemSet().PutDirect( *pItemToPut );
+        DBG_ASSERT( &pNewItem->GetItemSet().Get( pItemToPut->Which() ) == pItemToPut,
+                    "wrong item in temporary set" );
+    }
+    else
+        pNewItem->GetItemSet().Put( *pSetToPut );
+    const SfxSetItem* pNewPoolItem = (const SfxSetItem*) &pPool->Put( *pNewItem );
+    DBG_ASSERT( pNewPoolItem != pNewItem, "Pool: rein == raus?" );
+    delete pNewItem;
+
+    // Refernzzaehler anpassen, je einen davon fuer den Cache
+    pNewPoolItem->AddRef( pNewPoolItem != &rOrigItem ? 2 : 1 );
+    if ( bNew )
+        pPool->Put( rOrigItem );    //! AddRef??
+
+    // die Transformation im Cache eintragen
+    SfxItemModifyImpl aModify;
+    aModify.pOrigItem = &rOrigItem;
+    aModify.pPoolItem = (SfxSetItem*) pNewPoolItem;
+    pCache->push_back( aModify );
+
+    DBG_ASSERT( !pItemToPut ||
+                &pNewPoolItem->GetItemSet().Get( pItemToPut->Which() ) == pItemToPut,
+                "wrong item in resulting set" );
+
+    return *pNewPoolItem;
+}
+
+
+