00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ 00002 /* libwpd 00003 * Version: MPL 2.0 / LGPLv2.1+ 00004 * 00005 * This Source Code Form is subject to the terms of the Mozilla Public 00006 * License, v. 2.0. If a copy of the MPL was not distributed with this 00007 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 00008 * 00009 * Major Contributor(s): 00010 * Copyright (C) 2003 William Lachance (wrlach@gmail.com) 00011 * Copyright (C) 2003 Marc Maurer (uwog@uwog.net) 00012 * Copyright (C) 2006 Fridrich Strba (fridrich.strba@bluewin.ch) 00013 * 00014 * For minor contributions see the git repository. 00015 * 00016 * Alternatively, the contents of this file may be used under the terms 00017 * of the GNU Lesser General Public License Version 2.1 or later 00018 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are 00019 * applicable instead of those above. 00020 * 00021 * For further information visit http://libwpd.sourceforge.net 00022 */ 00023 00024 /* "This product is not manufactured, approved, or supported by 00025 * Corel Corporation or Corel Corporation Limited." 00026 */ 00027 00028 #ifndef WP5VARIABLELENGTHGROUP_H 00029 #define WP5VARIABLELENGTHGROUP_H 00030 00031 #include "WP5Part.h" 00032 00033 class WP5VariableLengthGroup_SubGroup 00034 { 00035 public: 00036 virtual ~WP5VariableLengthGroup_SubGroup() {} 00037 virtual void parse(WP5Listener *listener) = 0; 00038 }; 00039 00040 class WP5VariableLengthGroup : public WP5Part 00041 { 00042 public: 00043 WP5VariableLengthGroup(); // WP5VariableLengthGroup should _never_ be constructed, only its inherited classes 00044 virtual ~WP5VariableLengthGroup() {} 00045 00046 static WP5VariableLengthGroup *constructVariableLengthGroup(WPXInputStream *input, WPXEncryption *encryption, const uint8_t group); 00047 00048 static bool isGroupConsistent(WPXInputStream *input, WPXEncryption *encryption, const uint8_t group); 00049 00050 protected: 00051 void _read(WPXInputStream *input, WPXEncryption *encryption); 00052 virtual void _readContents(WPXInputStream * /* input */, WPXEncryption * /* encryption */) {} // we don't always need more information than that provided generically 00053 00054 uint8_t getSubGroup() const 00055 { 00056 return m_subGroup; 00057 } 00058 uint16_t getSize() const 00059 { 00060 return m_size; 00061 } 00062 00063 private: 00064 uint8_t m_subGroup; 00065 uint16_t m_size; 00066 }; 00067 00068 #endif /* WP5VARIABLELENGTHGROUP_H */ 00069 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */