svl/source/fsstor/ostreamcontainer.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SVL_SOURCE_FSSTOR_OSTREAMCONTAINER_HXX
  21 #define INCLUDED_SVL_SOURCE_FSSTOR_OSTREAMCONTAINER_HXX
  22
  23 #include <com/sun/star/uno/XInterface.hpp>
  24 #include <com/sun/star/lang/XTypeProvider.hpp>
  25 #include <com/sun/star/embed/XExtendedStorageStream.hpp>
  26 #include <com/sun/star/io/XSeekable.hpp>
  27 #include <com/sun/star/io/XTruncate.hpp>
  28 #include <com/sun/star/io/XInputStream.hpp>
  29 #include <com/sun/star/io/XOutputStream.hpp>
  30 #include <com/sun/star/io/XStream.hpp>
  31 #include <com/sun/star/io/XAsyncOutputMonitor.hpp>
  32 #include <cppuhelper/weak.hxx>
  33 #include <cppuhelper/typeprovider.hxx>
  34 #include <comphelper/interfacecontainer2.hxx>
  35 #include <osl/mutex.hxx>
  36 #include <memory>
  37
  38 class OFSStreamContainer : public cppu::OWeakObject,
  39                      public css::lang::XTypeProvider,
  40                      public css::embed::XExtendedStorageStream,
  41                      public css::io::XSeekable,
  42                      public css::io::XInputStream,
  43                      public css::io::XOutputStream,
  44                      public css::io::XTruncate,
  45                      public css::io::XAsyncOutputMonitor
  46 {
  47     ::osl::Mutex m_aMutex;
  48
  49     css::uno::Reference< css::io::XStream >               m_xStream;
  50     css::uno::Reference< css::io::XSeekable >             m_xSeekable;
  51     css::uno::Reference< css::io::XInputStream >          m_xInputStream;
  52     css::uno::Reference< css::io::XOutputStream >         m_xOutputStream;
  53     css::uno::Reference< css::io::XTruncate >             m_xTruncate;
  54     css::uno::Reference< css::io::XAsyncOutputMonitor >   m_xAsyncOutputMonitor;
  55
  56     bool m_bDisposed;
  57     bool m_bInputClosed;
  58     bool m_bOutputClosed;
  59
  60     std::unique_ptr<::comphelper::OInterfaceContainerHelper2> m_pListenersContainer; // list of listeners
  61     css::uno::Sequence<css::uno::Type> m_aTypes;
  62
  63 public:
  64     explicit OFSStreamContainer( const css::uno::Reference < css::io::XStream >& xStream );
  65     virtual ~OFSStreamContainer() override;
  66
  67     // XInterface
  68     virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& rType ) override;
  69     virtual void SAL_CALL acquire() throw() override;
  70     virtual void SAL_CALL release() throw() override;
  71
  72     //  XTypeProvider
  73     virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override;
  74     virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override;
  75
  76     // XStream
  77     virtual css::uno::Reference< css::io::XInputStream > SAL_CALL getInputStream(  ) override;
  78     virtual css::uno::Reference< css::io::XOutputStream > SAL_CALL getOutputStream(  ) override;
  79
  80     // XComponent
  81     virtual void SAL_CALL dispose() override;
  82     virtual void SAL_CALL addEventListener( const css::uno::Reference< css::lang::XEventListener >& xListener ) override;
  83     virtual void SAL_CALL removeEventListener( const css::uno::Reference< css::lang::XEventListener >& aListener ) override;
  84
  85     // XSeekable
  86     virtual void SAL_CALL seek( sal_Int64 location ) override;
  87     virtual sal_Int64 SAL_CALL getPosition() override;
  88     virtual sal_Int64 SAL_CALL getLength() override;
  89
  90     // XInputStream
  91     virtual sal_Int32 SAL_CALL readBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) override;
  92     virtual sal_Int32 SAL_CALL readSomeBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) override;
  93     virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) override;
  94     virtual sal_Int32 SAL_CALL available(  ) override;
  95     virtual void SAL_CALL closeInput(  ) override;
  96
  97     // XOutputStream
  98     virtual void SAL_CALL writeBytes( const css::uno::Sequence< sal_Int8 >& aData ) override;
  99     virtual void SAL_CALL flush(  ) override;
 100     virtual void SAL_CALL closeOutput(  ) override;
 101
 102     // XTruncate
 103     virtual void SAL_CALL truncate() override;
 104
 105     // XAsyncOutputMonitor
 106     virtual void SAL_CALL waitForCompletion(  ) override;
 107
 108 };
 109
 110 #endif
 111
 112 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */