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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * 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 OOX_OLE_OLESTORAGE_HXX
+#define OOX_OLE_OLESTORAGE_HXX
+
+#include "oox/helper/storagebase.hxx"
+
+namespace com { namespace sun { namespace star {
+ namespace lang { class XMultiServiceFactory; }
+ namespace container { class XNameContainer; }
+} } }
+
+namespace oox {
+namespace ole {
+
+// ============================================================================
+
+/** Implements stream access for binary OLE storages. */
+class OleStorage : public StorageBase
+{
+public:
+ explicit OleStorage(
+ const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory,
+ const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream,
+ bool bBaseStreamAccess );
+
+ explicit OleStorage(
+ const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& rxFactory,
+ const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream,
+ bool bBaseStreamAccess );
+
+ virtual ~OleStorage();
+
+private:
+ explicit OleStorage(
+ const OleStorage& rParentStorage,
+ const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& rxStorage,
+ const ::rtl::OUString& rElementName,
+ bool bReadOnly );
+ explicit OleStorage(
+ const OleStorage& rParentStorage,
+ const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream,
+ const ::rtl::OUString& rElementName );
+
+ /** Initializes the API storage object for input. */
+ void initStorage( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& rxInStream );
+ /** Initializes the API storage object for input/output. */
+ void initStorage( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& rxOutStream );
+
+ /** Returns true, if the object represents a valid storage. */
+ virtual bool implIsStorage() const;
+
+ /** Returns the com.sun.star.embed.XStorage interface of the current storage.
+
+ @attention
+ This function is not implemented for binary OLE storages.
+ */
+ virtual ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >
+ implGetXStorage() const;
+
+ /** Returns the names of all elements of this storage. */
+ virtual void implGetElementNames( ::std::vector< ::rtl::OUString >& orElementNames ) const;
+
+ /** Opens and returns the specified sub storage from the storage. */
+ virtual StorageRef implOpenSubStorage( const ::rtl::OUString& rElementName, bool bCreateMissing );
+
+ /** Opens and returns the specified input stream from the storage. */
+ virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >
+ implOpenInputStream( const ::rtl::OUString& rElementName );
+
+ /** Opens and returns the specified output stream from the storage. */
+ virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >
+ implOpenOutputStream( const ::rtl::OUString& rElementName );
+
+ /** Commits the current storage. */
+ virtual void implCommit() const;
+
+private:
+ ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >
+ mxFactory; /// Factory for storage/stream creation.
+ ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >
+ mxStorage; /// Access to elements of this sub storage.
+ const OleStorage* mpParentStorage; /// Parent OLE storage that contains this storage.
+};
+
+// ============================================================================
+
+} // namespace ole
+} // namespace oox
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */