writerperfect/inc/DirectoryStream.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
  10 #pragma once
  11
  12 #include <librevenge-stream/librevenge-stream.h>
  13 #include <com/sun/star/uno/Reference.h>
  14 #include "writerperfectdllapi.h"
  15 #include <tools/long.hxx>
  16 #include <memory>
  17
  18 namespace com::sun::star::ucb
  19 {
  20 class XContent;
  21 }
  22
  23 namespace writerperfect
  24 {
  25 class WRITERPERFECT_DLLPUBLIC DirectoryStream final : public librevenge::RVNGInputStream
  26 {
  27     struct Impl;
  28
  29 public:
  30     explicit DirectoryStream(const css::uno::Reference<css::ucb::XContent>& xContent);
  31     virtual ~DirectoryStream() override;
  32
  33     static bool isDirectory(const css::uno::Reference<css::ucb::XContent>& xContent);
  34     static std::unique_ptr<DirectoryStream>
  35     createForParent(const css::uno::Reference<css::ucb::XContent>& xContent);
  36
  37     css::uno::Reference<css::ucb::XContent> getContent() const;
  38
  39     virtual bool isStructured() override;
  40     SAL_DLLPRIVATE virtual unsigned subStreamCount() override;
  41     SAL_DLLPRIVATE virtual const char* subStreamName(unsigned id) override;
  42     SAL_DLLPRIVATE virtual bool existsSubStream(const char* name) override;
  43     SAL_DLLPRIVATE virtual librevenge::RVNGInputStream*
  44     getSubStreamByName(const char* name) override;
  45     SAL_DLLPRIVATE virtual librevenge::RVNGInputStream* getSubStreamById(unsigned id) override;
  46
  47     virtual const unsigned char* read(unsigned long numBytes, unsigned long& numBytesRead) override;
  48     virtual int seek(long offset, librevenge::RVNG_SEEK_TYPE seekType) override;
  49     virtual long tell() override;
  50     virtual bool isEnd() override;
  51
  52 private:
  53     std::unique_ptr<Impl> m_pImpl;
  54 };
  55 }
  56
  57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */