ucb/source/ucp/gio/gio_seekable.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 #pragma once
  21
  22 #include <sal/types.h>
  23 #include <rtl/ustring.hxx>
  24 #include <cppuhelper/weak.hxx>
  25
  26 #include <com/sun/star/io/XTruncate.hpp>
  27 #include <com/sun/star/io/XSeekable.hpp>
  28
  29 #include <gio/gio.h>
  30
  31 namespace gio
  32 {
  33 class Seekable : public css::io::XTruncate, public css::io::XSeekable, public ::cppu::OWeakObject
  34 {
  35 private:
  36     GSeekable* mpStream;
  37
  38 public:
  39     explicit Seekable(GSeekable* pStream);
  40     virtual ~Seekable() override;
  41
  42     // XInterface
  43     virtual css::uno::Any SAL_CALL queryInterface(const css::uno::Type& type) override;
  44     virtual void SAL_CALL acquire() noexcept override { OWeakObject::acquire(); }
  45     virtual void SAL_CALL release() noexcept override { OWeakObject::release(); }
  46
  47     // XSeekable
  48     virtual void SAL_CALL seek(sal_Int64 location) override;
  49
  50     virtual sal_Int64 SAL_CALL getPosition() override;
  51
  52     virtual sal_Int64 SAL_CALL getLength() override;
  53
  54     // XTruncate
  55     virtual void SAL_CALL truncate() override;
  56 };
  57
  58 } // namespace gio
  59
  60 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */