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+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+#ifndef _XMLOFF_PROPERTYHANDLERFACTORY_HXX
+#define _XMLOFF_PROPERTYHANDLERFACTORY_HXX
+
+#include "sal/config.h"
+#include "xmloff/dllapi.h"
+#include "sal/types.h"
+
+#ifndef __SGI_STL_MAP
+#include <map>
+#endif
+#include <xmloff/uniref.hxx>
+#include <xmloff/xmlprhdl.hxx>
+
+/**
+ This class is a base-class to create XMLPropertyHandler.
+ It creates PropertyHandler for given XML-types and store
+ them in an internal cache. They'll be deleted at destruction-
+ time.
+ For create your own PropertyHandler for specific XML-types
+ you have to override the virtual method GetPropertyHandler
+ ( see below ).
+*/
+class XMLOFF_DLLPUBLIC XMLPropertyHandlerFactory : public UniRefBase
+{
+public:
+ virtual ~XMLPropertyHandlerFactory();
+
+ /**
+ This method retrieves a PropertyHandler for the given XML-type.
+ To extend this method for more XML-types override this method
+ like the example below. If you call the method of the base-class
+ you get propertyhandler for basic-XML-types ( e.g. for color, percent, ... ).
+ Afetr that you could create your new XML-types. After creating a new type
+ you have to put the pointer into the cache via the method
+ PutHdlCache( sal_Int32 , XMLPropertyHandler* ).
+
+ virtual const XMLPropertyHandler* GetPropertyHandler( sal_Int32 nType ) const
+ {
+ XMLPropertyHandler* pHdl = XMLPropertyHandlerFactory::GetPropertyHandler( nType );
+
+ if( !pHdl )
+ {
+ switch( nType )
+ {
+ case XML_TYPE_XYZ :
+ pHdl = new XML_xyz_PropHdl;
+ break;
+ case ...
+ :
+ :
+ }
+
+ if( pHdl )
+ PutHdlCache( nType, pHdl );
+ }
+
+ return pHdl;
+ }
+ */
+ virtual const XMLPropertyHandler* GetPropertyHandler( sal_Int32 nType ) const;
+
+ /** helper method to statically create a property handler; this will not
+ * use the handler cache. This method should only be called in special
+ * circumstances; calling GetPropertyHandler is almost always
+ * preferable. */
+ static const XMLPropertyHandler* CreatePropertyHandler( sal_Int32 nType );
+
+protected:
+ /** Retrieves a PropertyHandler from the internal cache */
+ XMLPropertyHandler* GetHdlCache( sal_Int32 nType ) const;
+ /** Puts a PropertyHandler into the internal cache */
+ void PutHdlCache( sal_Int32 nType, const XMLPropertyHandler* pHdl ) const;
+
+private:
+ /** Retrieves ( creates if necessary ) PropertyHandler for
+ basic XML-types */
+ SAL_DLLPRIVATE const XMLPropertyHandler* GetBasicHandler( sal_Int32 nType )
+ const;
+
+ typedef ::std::map< sal_Int32, XMLPropertyHandler* > CacheMap;
+ CacheMap maHandlerCache;
+};
+
+#endif // _XMLOFF_PROPERTYHANDLERFACTORY_HXX