Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

28 files changed, 2088 insertions, 0 deletions

diff --git a/shell/inc/basereader.hxx b/shell/inc/basereader.hxx
new file mode 100644
index 0000000000..1f09f9bc20
--- /dev/null
+++ b/shell/inc/basereader.hxx
@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_BASEREADER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_BASEREADER_HXX
+
+#include "global.hxx"
+#include "types.hxx"
+#include "config.hxx"
+#include "utilities.hxx"
+#include "i_xml_parser_event_handler.hxx"
+
+#include "xml_parser.hxx"
+#include "zipfile.hxx"
+#include "filepath.hxx"
+
+class CBaseReader : public i_xml_parser_event_handler
+{
+public:
+    virtual ~CBaseReader() override;
+
+protected: // protected because its only an implementation relevant class
+    CBaseReader( const Filepath_t& DocumentName );
+
+    CBaseReader( StreamInterface *stream );
+
+    virtual void start_document();
+
+    virtual void end_document();
+
+    virtual void start_element(
+        const string_t& raw_name,
+        const string_t& local_name,
+        const xml_tag_attribute_container_t& attributes) override = 0;
+
+    virtual void end_element(
+        const string_t& raw_name, const string_t& local_name) override = 0;
+
+    virtual void characters(const string_t& character) override = 0;
+
+    virtual void ignore_whitespace(const string_t& /*whitespaces*/) override {};
+
+    virtual void processing_instruction(
+        const std::wstring& /*target*/, const std::wstring& /*data*/){};
+
+    virtual void comment(const string_t& /*comment*/) override {};
+
+    void Initialize( const std::string& /*ContentName*/);
+
+private:
+    ZipFile        m_ZipFile;
+    ZipFile::ZipContentBuffer_t m_ZipContent;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/columninfo.hxx b/shell/inc/columninfo.hxx
new file mode 100644
index 0000000000..de122ad1f3
--- /dev/null
+++ b/shell/inc/columninfo.hxx
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_COLUMNINFO_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_COLUMNINFO_HXX
+
+#include <shlobj.h>
+
+
+class CColumnInfo : public IColumnProvider
+{
+public:
+    CColumnInfo(LONG RefCnt = 1);
+    virtual ~CColumnInfo();
+
+
+    // IUnknown methods
+
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+
+    virtual COM_DECLSPEC_NOTHROW ULONG STDMETHODCALLTYPE AddRef() override;
+
+    virtual COM_DECLSPEC_NOTHROW ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IColumnProvider
+
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE Initialize(LPCSHCOLUMNINIT psci) override;
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE GetColumnInfo(DWORD dwIndex, SHCOLUMNINFO *psci) override;
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE GetItemData(
+        LPCSHCOLUMNID pscid, LPCSHCOLUMNDATA pscd, VARIANT *pvarData) override;
+
+private:
+    LONG    m_RefCnt;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/config.hxx b/shell/inc/config.hxx
new file mode 100644
index 0000000000..809504f016
--- /dev/null
+++ b/shell/inc/config.hxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#define COLUMN_HANDLER_DESCRIPTIVE_NAME    L"LibreOffice Column Handler"
+#define INFOTIP_HANDLER_DESCRIPTIVE_NAME   L"LibreOffice Infotip Handler"
+#define PROPSHEET_HANDLER_DESCRIPTIVE_NAME L"LibreOffice Property Sheet Handler"
+#define THUMBVIEWER_HANDLER_DESCRIPTIVE_NAME L"LibreOffice Thumbnail Viewer"
+
+#define META_CONTENT_NAME               "meta.xml"
+#define DOC_CONTENT_NAME                "content.xml"
+
+#define EMPTY_STRING                    L""
+#define SPACE                           L" "
+#define LF                              L"\n"
+#define META_INFO_TITLE                 L"title"
+#define META_INFO_AUTHOR                L"initial-creator"
+#define META_INFO_SUBJECT               L"subject"
+#define META_INFO_KEYWORDS              L"keywords"
+#define META_INFO_KEYWORD               L"keyword"
+#define META_INFO_DESCRIPTION           L"description"
+
+#define META_INFO_PAGES                 L"page-count"
+#define META_INFO_TABLES                L"table-count"
+#define META_INFO_DRAWS                 L"image-count"
+#define META_INFO_OBJECTS               L"object-count"
+#define META_INFO_PARAGRAPHS            L"paragraph-count"
+#define META_INFO_WORDS                 L"word-count"
+#define META_INFO_CHARACTERS            L"character-count"
+#define META_INFO_CELLS                 L"cell-count"
+#define META_INFO_DOCUMENT_STATISTIC    L"document-statistic"
+#define META_INFO_MODIFIED              L"date"
+#define META_INFO_DOCUMENT_NUMBER       L"editing-cycles"
+#define META_INFO_EDITING_TIME          L"editing-duration"
+
+#define META_INFO_LANGUAGE              L"language"
+#define META_INFO_CREATOR               L"creator"
+#define META_INFO_CREATION              L"creation-date"
+#define META_INFO_GENERATOR             L"generator"
+
+
+#define CONTENT_TEXT_A                           L"a"
+#define CONTENT_TEXT_P                           L"p"
+#define CONTENT_TEXT_H                           L"h"
+#define CONTENT_TEXT_SPAN                        L"span"
+#define CONTENT_TEXT_SEQUENCE                    L"sequence"
+#define CONTENT_TEXT_BOOKMARK_REF                L"bookmark-ref"
+#define CONTENT_TEXT_INDEX_TITLE_TEMPLATE        L"index-title-template"
+#define CONTENT_TEXT_STYLENAME                   L"style-name"
+
+#define CONTENT_STYLE_STYLE                      L"style"
+#define CONTENT_STYLE_STYLE_NAME                 L"name"
+#define CONTENT_STYLE_PROPERTIES                 L"properties"
+#define CONTENT_TEXT_STYLE_PROPERTIES            L"text-properties"        // added for OASIS Open Office XML format.
+#define CONTENT_STYLE_PROPERTIES_LANGUAGE        L"language"
+#define CONTENT_STYLE_PROPERTIES_COUNTRY         L"country"
+#define CONTENT_STYLE_PROPERTIES_LANGUAGEASIAN   L"language-asian"
+#define CONTENT_STYLE_PROPERTIES_COUNTRYASIAN    L"country-asian"
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/contentreader.hxx b/shell/inc/contentreader.hxx
new file mode 100644
index 0000000000..a8af703dd9
--- /dev/null
+++ b/shell/inc/contentreader.hxx
@@ -0,0 +1,122 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_CONTENTREADER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_CONTENTREADER_HXX
+
+#include "basereader.hxx"
+#include <stack>
+#include "filepath.hxx"
+
+class ITag;
+class StreamInterface;
+
+class CContentReader : public CBaseReader
+{
+public:
+    virtual ~CContentReader() override;
+
+    CContentReader( const Filepath_t& DocumentName, LocaleSet_t const & DocumentLocale );
+
+    CContentReader( StreamInterface* stream, LocaleSet_t const & DocumentLocale );
+
+
+    /** Get the chunkbuffer.
+
+        @return
+        the chunkbuffer of the document.
+    */
+    ChunkBuffer_t const & getChunkBuffer( ) const{ return m_ChunkBuffer; };
+
+protected: // protected because its only an implementation relevant class
+
+    /** start_element occurs when a tag is start.
+
+        @param raw_name
+        raw name of the tag.
+        @param local_name
+        local name of the tag.
+        @param attributes
+        attribute structure.
+    */
+    virtual void start_element(
+        const string_t& raw_name,
+        const string_t& local_name,
+        const xml_tag_attribute_container_t& attributes) override;
+
+    /** end_element occurs when a tag is closed
+
+        @param raw_name
+        raw name of the tag.
+        @param local_name
+        local name of the tag.
+    */
+    virtual void end_element(
+        const string_t& raw_name, const string_t& local_name) override;
+
+    /** characters occurs when receiving characters
+
+        @param character
+        content of the information received.
+    */
+    virtual void characters(const string_t& character) override;
+
+protected:
+    /** choose an appropriate tag reader to handle the tag.
+
+        @param tag_name
+        the name of the tag.
+        @param XmlAttributes
+        attribute structure of the tag to save in.
+    */
+    ITag* chooseTagReader(
+        const std::wstring& tag_name, const XmlTagAttributes_t& XmlAttributes );
+
+    /** Get the list of style locale pair.
+
+        @return
+        the Style-Locale map
+    */
+    StyleLocaleMap_t const & getStyleMap( ) const{ return m_StyleMap; };
+
+    /** get style of the current content.
+
+        @return style of the current content.
+    */
+    ::std::wstring getCurrentContentStyle();
+
+    /** add chunk into Chunk Buffer.
+    */
+    void addChunk( LocaleSet_t const & Locale, Content_t const & Content );
+
+    /** get a style's locale field.
+    */
+    LocaleSet_t const & getLocale( const StyleName_t& Style );
+
+private:
+    std::stack<ITag*> m_TagBuilderStack;
+
+    ChunkBuffer_t   m_ChunkBuffer;
+    StyleLocaleMap_t      m_StyleMap;
+    LocaleSet_t m_DefaultLocale;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/fileextensions.hxx b/shell/inc/fileextensions.hxx
new file mode 100644
index 0000000000..5c499beb8b
--- /dev/null
+++ b/shell/inc/fileextensions.hxx
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_FILEEXTENSIONS_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_FILEEXTENSIONS_HXX
+
+#include "global.hxx"
+
+#include <string>
+#include "filepath.hxx"
+
+// A simple table with information about the currently used OO file extensions
+// for instance ".sxw" and information about windows registry keys which are
+// necessary for properly registering of the shell extensions
+
+/** A FileExtensionEntry consists of the extension as ansi and as
+    unicode string and of the currently used registry forward key
+    for this extension
+*/
+struct FileExtensionEntry
+{
+    const char*    ExtensionA;            // e.g. ".sxw"
+    const wchar_t* ExtensionU;            // e.g. L".sxw"
+    const wchar_t* RegistryForwardKey;    // e.g. "soffice.StarWriterDocument.6"
+};
+
+extern const FileExtensionEntry OOFileExtensionTable[];
+
+extern const size_t OOFileExtensionTableSize;
+
+/** Return the extension of a file
+    name without the '.'
+*/
+Filepath_t get_file_name_extension(const Filepath_t& file_name);
+
+
+/** Return the type of a file
+*/
+
+enum File_Type_t { UNKNOWN, WRITER, CALC, DRAW, IMPRESS, MATH, WEB, DATABASE };
+
+File_Type_t get_file_type(const Filepath_t& file_name);
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/filepath.hxx b/shell/inc/filepath.hxx
new file mode 100644
index 0000000000..7472ccf825
--- /dev/null
+++ b/shell/inc/filepath.hxx
@@ -0,0 +1,27 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_FILEPATH_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_FILEPATH_HXX
+
+// typedefs to allow using Unicode paths on Windows
+
+#include <string>
+
+#if defined _WIN32
+typedef wchar_t Filepath_char_t;
+typedef std::wstring Filepath_t;
+#else
+typedef char Filepath_char_t;
+typedef std::string Filepath_t;
+#endif
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/global.hxx b/shell/inc/global.hxx
new file mode 100644
index 0000000000..fa2b655f5e
--- /dev/null
+++ b/shell/inc/global.hxx
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_GLOBAL_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_GLOBAL_HXX
+
+#if !defined WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+
+HMODULE GetCurrentModuleHandle();
+
+extern LONG g_DllRefCnt;
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/i_xml_parser_event_handler.hxx b/shell/inc/i_xml_parser_event_handler.hxx
new file mode 100644
index 0000000000..48dd746fbd
--- /dev/null
+++ b/shell/inc/i_xml_parser_event_handler.hxx
@@ -0,0 +1,63 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_I_XML_PARSER_EVENT_HANDLER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_I_XML_PARSER_EVENT_HANDLER_HXX
+
+#include <string>
+#include <map>
+
+#ifdef _WIN32
+    typedef std::wstring string_t;
+    typedef wchar_t char_t;
+#else
+    typedef std::string string_t;
+    typedef char char_t;
+#endif
+
+// name-value container
+typedef std::map<string_t, string_t> xml_tag_attribute_container_t;
+
+
+class i_xml_parser_event_handler
+{
+public:
+    virtual ~i_xml_parser_event_handler() {};
+
+    virtual void start_element(
+        const string_t& raw_name,
+        const string_t& local_name,
+        const xml_tag_attribute_container_t& attributes) = 0;
+
+    virtual void end_element(
+        const string_t& raw_name,
+        const string_t& local_name) = 0;
+
+    virtual void characters(
+        const string_t& character) = 0;
+
+    virtual void ignore_whitespace(
+        const string_t& whitespaces) = 0;
+
+    virtual void comment(const string_t& comment) = 0;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/infotips.hxx b/shell/inc/infotips.hxx
new file mode 100644
index 0000000000..5a1128cb7d
--- /dev/null
+++ b/shell/inc/infotips.hxx
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_INFOTIPS_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_INFOTIPS_HXX
+
+#include <objidl.h>
+#include <shlobj.h>
+#include <string>
+#include "filepath.hxx"
+
+class CInfoTip : public IQueryInfo, public IPersistFile
+{
+public:
+    CInfoTip(LONG RefCnt = 1);
+    virtual ~CInfoTip();
+
+
+    // IUnknown methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+
+    virtual ULONG STDMETHODCALLTYPE AddRef() override;
+
+    virtual ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IQueryInfo methods
+
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE GetInfoTip(DWORD dwFlags, PWSTR* ppwszTip) override;
+
+    virtual COM_DECLSPEC_NOTHROW HRESULT STDMETHODCALLTYPE GetInfoFlags(DWORD *pdwFlags) override;
+
+
+    // IPersist methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE GetClassID(CLSID* pClassID) override;
+
+
+    // IPersistFile methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE IsDirty() override;
+
+    virtual HRESULT STDMETHODCALLTYPE Load(
+            /* [in] */ LPCOLESTR pszFileName,
+            /* [in] */ DWORD dwMode) override;
+
+    virtual HRESULT STDMETHODCALLTYPE Save(
+            /* [unique][in] */ LPCOLESTR pszFileName,
+            /* [in] */ BOOL fRemember) override;
+
+    virtual HRESULT STDMETHODCALLTYPE SaveCompleted(
+            /* [unique][in] */ LPCOLESTR pszFileName) override;
+
+    virtual HRESULT STDMETHODCALLTYPE GetCurFile(
+            /* [out] */ LPOLESTR __RPC_FAR *ppszFileName) override;
+
+private:
+    LONG            m_RefCnt;
+    Filepath_char_t m_szFileName[MAX_PATH];
+    std::wstring    m_FileNameOnly;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/iso8601_converter.hxx b/shell/inc/iso8601_converter.hxx
new file mode 100644
index 0000000000..daf2afd0b5
--- /dev/null
+++ b/shell/inc/iso8601_converter.hxx
@@ -0,0 +1,40 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_ISO8601_CONVERTER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_ISO8601_CONVERTER_HXX
+
+#include <string>
+
+/* Converts ISO 8601 compliant date/time
+   representation to the representation
+   conforming to the current locale,
+   ignoring the milliseconds part if exists
+*/
+std::wstring iso8601_date_to_local_date(const std::wstring& iso8601date);
+
+/* Converts ISO 8601 compliant duration
+   representation to the representation
+   conforming to the current locale
+*/
+std::wstring iso8601_duration_to_local_duration(const std::wstring& iso8601duration);
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/metainforeader.hxx b/shell/inc/metainforeader.hxx
new file mode 100644
index 0000000000..6a4e82527e
--- /dev/null
+++ b/shell/inc/metainforeader.hxx
@@ -0,0 +1,138 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_METAINFOREADER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_METAINFOREADER_HXX
+
+#include "basereader.hxx"
+#include "types.hxx"
+#include <stack>
+#include "filepath.hxx"
+
+class ITag;
+class CKeywordsTag;
+class CSimpleTag;
+class CDummyTag;
+
+class CMetaInfoReader : public CBaseReader
+{
+public:
+    virtual ~CMetaInfoReader() override;
+
+    CMetaInfoReader(const Filepath_t& DocumentName);
+
+    CMetaInfoReader(StreamInterface* stream);
+
+    /** check if the Tag is in the target meta.xml file.
+
+        @param TagName
+        the name of the tag that will be retrieved.
+    */
+    bool hasTag(const std::wstring& TagName) const;
+
+    /** Get a specific tag content, compound tags will be returned as comma separated list.
+
+        @param TagName
+        the name of the tag that will be retrieved.
+    */
+    std::wstring getTagData(const std::wstring& TagName);
+
+    /** check if the a tag has the specific attribute.
+
+        @param TagName
+        the name of the tag.
+        @param AttributeName
+        the name of the attribute.
+    */
+    bool hasTagAttribute(const std::wstring& TagName, const std::wstring& AttributeName);
+
+    /** Get a specific attribute content.
+
+        @param TagName
+        the name of the tag.
+        @param AttributeName
+        the name of the attribute.
+    */
+    std::wstring getTagAttribute(const std::wstring& TagName, const std::wstring& AttributeName);
+
+    /** Get the default language of the whole document.
+    */
+    LocaleSet_t getDefaultLocale();
+
+protected: // protected because its only an implementation relevant class
+    /** start_element occurs when a tag is start.
+
+        @param raw_name
+        raw name of the tag.
+        @param local_name
+        local name of the tag.
+        @param attributes
+        attribute structure.
+    */
+    virtual void start_element(const string_t& raw_name, const string_t& local_name,
+                               const xml_tag_attribute_container_t& attributes) override;
+
+    /** end_element occurs when a tag is closed
+
+        @param raw_name
+        raw name of the tag.
+        @param local_name
+        local name of the tag.
+    */
+    virtual void end_element(const string_t& raw_name, const string_t& local_name) override;
+
+    /** characters occurs when receiving characters
+
+        @param character
+        content of the information received.
+    */
+    virtual void characters(const string_t& character) override;
+
+protected:
+    /** choose an appropriate tag reader to handle the tag.
+
+        @param tag_name
+        the name of the tag.
+        @param XmlAttributes
+        attribute structure of the tag to save in.
+    */
+    ITag* chooseTagReader(const std::wstring& tag_name, const XmlTagAttributes_t& XmlAttributes);
+
+    /** save the received content into structure.
+
+        @param tag_name
+        the name of the tag.
+    */
+    void saveTagContent(const std::wstring& tag_name);
+
+private:
+    XmlTags_t m_AllMetaInfo;
+
+private:
+    std::stack<ITag*> m_TagBuilderStack;
+
+private:
+    CKeywordsTag* m_pKeywords_Builder;
+    CDummyTag* m_pDummy_Builder;
+    CSimpleTag* m_pSimple_Builder;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/propertyhdl.hxx b/shell/inc/propertyhdl.hxx
new file mode 100644
index 0000000000..44c848e403
--- /dev/null
+++ b/shell/inc/propertyhdl.hxx
@@ -0,0 +1,109 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_PROPERTYHDL_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_PROPERTYHDL_HXX
+
+#include <shlobj.h>
+
+// {AE424E85-F6DF-4910-A6A9-438797986431}
+const CLSID CLSID_PROPERTY_HANDLER =
+{ 0xae424e85, 0xf6df, 0x4910, { 0xa6, 0xa9, 0x43, 0x87, 0x97, 0x98, 0x64, 0x31 } };
+
+class CMetaInfoReader;
+
+class CPropertyHdl : public IPropertyStore,
+                     public IPropertyStoreCapabilities,
+                     public IInitializeWithStream
+{
+public:
+             CPropertyHdl(LONG RefCnt = 1);
+    virtual ~CPropertyHdl();
+
+
+    // IUnknown methods
+
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject ) override;
+    virtual ULONG STDMETHODCALLTYPE AddRef() override;
+    virtual ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IPropertyStore
+
+    virtual HRESULT STDMETHODCALLTYPE GetCount( DWORD *pcProps ) override;
+    virtual HRESULT STDMETHODCALLTYPE GetAt( DWORD iProp, PROPERTYKEY *pkey ) override;
+    virtual HRESULT STDMETHODCALLTYPE GetValue( REFPROPERTYKEY key, PROPVARIANT *pPropVar ) override;
+    virtual HRESULT STDMETHODCALLTYPE SetValue( REFPROPERTYKEY key, REFPROPVARIANT propVar ) override;
+    virtual HRESULT STDMETHODCALLTYPE Commit() override;
+
+
+    // IPropertyStoreCapabilities
+
+    virtual HRESULT STDMETHODCALLTYPE IsPropertyWritable( REFPROPERTYKEY key ) override;
+
+
+    // IInitializeWithStream
+
+    virtual HRESULT STDMETHODCALLTYPE Initialize(IStream *pStream, DWORD grfMode) override;
+
+private:
+    void        LoadProperties( CMetaInfoReader *pMetaInfoReader );
+
+private:
+    LONG m_RefCnt;
+    IPropertyStoreCache* m_pCache;
+};
+
+class CClassFactory : public IClassFactory
+{
+public:
+    CClassFactory( const CLSID& clsid );
+    virtual ~CClassFactory();
+
+
+    // IUnknown methods
+
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+    virtual ULONG STDMETHODCALLTYPE AddRef() override;
+    virtual ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IClassFactory methods
+
+    virtual HRESULT STDMETHODCALLTYPE CreateInstance(
+            IUnknown __RPC_FAR *pUnkOuter,
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+
+    virtual HRESULT STDMETHODCALLTYPE LockServer( BOOL fLock ) override;
+    static bool IsLocked();
+
+private:
+    LONG  m_RefCnt;
+    CLSID m_Clsid;
+    static LONG  s_ServerLocks;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/propsheets.hxx b/shell/inc/propsheets.hxx
new file mode 100644
index 0000000000..68e2819292
--- /dev/null
+++ b/shell/inc/propsheets.hxx
@@ -0,0 +1,83 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_PROPSHEETS_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_PROPSHEETS_HXX
+
+#include "metainforeader.hxx"
+
+#include <shlobj.h>
+#include <string>
+#include <memory>
+#include "filepath.hxx"
+
+class CPropertySheet : public IShellExtInit, public IShellPropSheetExt
+{
+public:
+    CPropertySheet(LONG RefCnt = 1);
+
+    virtual ~CPropertySheet();
+
+
+    // IUnknown methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+
+    virtual ULONG STDMETHODCALLTYPE AddRef() override;
+
+    virtual ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IShellExtInit
+
+
+    virtual HRESULT STDMETHODCALLTYPE Initialize(
+        LPCITEMIDLIST pidlFolder, IDataObject * lpdobj, HKEY hkeyProgID) override;
+
+
+    // IShellPropSheetExt
+
+
+    virtual HRESULT STDMETHODCALLTYPE AddPages(LPFNSVADDPROPSHEETPAGE lpfnAddPage, LPARAM lParam) override;
+
+    virtual HRESULT STDMETHODCALLTYPE ReplacePage(
+        EXPPS uPageID, LPFNSVADDPROPSHEETPAGE lpfnReplaceWith, LPARAM lParam) override;
+
+private:
+    // Windows callback functions
+    static UINT CALLBACK PropPageSummaryCallback(HWND hwnd, UINT uMsg, LPPROPSHEETPAGE ppsp);
+    static bool CALLBACK PropPageSummaryProc(HWND hwnd, UINT uiMsg, WPARAM wParam, LPARAM lParam);
+    static BOOL CALLBACK PropPageStatisticsProc(HWND hwnd, UINT uiMsg, WPARAM wParam, LPARAM lParam);
+
+
+    // Helper functions
+    void InitPropPageSummary(HWND hwnd, LPPROPSHEETPAGE lppsp);
+    void InitPropPageStatistics(HWND hwnd, LPPROPSHEETPAGE lppsp);
+
+private:
+    LONG m_RefCnt;
+    Filepath_char_t m_szFileName[MAX_PATH];
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/registry.hxx b/shell/inc/registry.hxx
new file mode 100644
index 0000000000..3ea0d85f74
--- /dev/null
+++ b/shell/inc/registry.hxx
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_REGISTRY_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_REGISTRY_HXX
+
+
+// registry helper functions
+
+
+#include <objbase.h>
+#include <string>
+#include "filepath.hxx"
+
+/** Sets a value of the specified registry key, an empty ValueName sets the default
+    value
+    Returns true on success
+*/
+bool SetRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName, const Filepath_char_t* ValueName, const Filepath_char_t* Value);
+
+/** Deletes the specified registry key and all of its subkeys
+    Returns true on success
+*/
+bool DeleteRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName);
+
+/** May be used to determine if the specified registry key has subkeys
+    The function returns true on success else if an error occurs false
+*/
+bool HasSubkeysRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName, bool& bResult);
+
+/** Converts a GUID to its string representation
+*/
+Filepath_t ClsidToString(const CLSID& clsid);
+
+/** Get the content of a specific key.
+*/
+bool QueryRegistryKey(HKEY RootKey, const Filepath_char_t* KeyName, const Filepath_char_t* ValueName, Filepath_char_t *pszData, DWORD dwBufLen);
+
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/resource.h b/shell/inc/resource.h
new file mode 100644
index 0000000000..e17d3b81ca
--- /dev/null
+++ b/shell/inc/resource.h
@@ -0,0 +1,72 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_RESOURCE_H
+#define INCLUDED_SHELL_INC_INTERNAL_RESOURCE_H
+
+#define MANIFEST_RESOURCE_ID               2
+#define IDD_PROPPAGE_STATISTICS          101
+#define IDD_PROPPAGE_SUMMARY             102
+#define IDB_PROPERTY_IMAGES         103
+#define IDC_TITLE                       1000
+#define IDC_SUBJECT                     1001
+#define IDC_AUTHOR                      1002
+#define IDC_COMMENTS                    1005
+#define IDC_KEYWORDS                    1006
+#define IDC_STATISTICSLIST              1013
+
+#define IDS_TITLE                       1014
+#define IDS_SUBJECT                     1015
+#define IDS_AUTHOR                      1016
+#define IDS_KEYWORDS                    1017
+#define IDS_COMMENTS                    1018
+#define IDS_PAGES                       1019
+#define IDS_TABLES                      1020
+#define IDS_GRAPHICS                    1021
+#define IDS_OLE_OBJECTS                 1022
+#define IDS_PARAGRAPHS                  1023
+#define IDS_WORDS                       1024
+#define IDS_CHARACTERS                  1025
+#define IDS_ROWS                        1026
+#define IDS_ORIGIN                      1027
+#define IDS_VERSION                     1028
+#define IDS_SHEETS                      1029
+#define IDS_CELLS                       1030
+#define IDS_PROPERTY                    1032
+#define IDS_PROPERTY_VALUE              1033
+#define IDS_PROPPAGE_SUMMARY_TITLE      1034
+#define IDS_PROPPAGE_STATISTICS_TITLE   1035
+#define IDS_TITLE_COLON                 1036
+#define IDS_SUBJECT_COLON               1037
+#define IDS_AUTHOR_COLON                1038
+#define IDS_OBJECTS                     1039
+#define IDS_MODIFIED                    1041
+#define IDS_DOCUMENT_NUMBER             1042
+#define IDS_EDITING_TIME                1043
+#define IDS_DESCRIPTION                 1044
+#define IDS_COMMENTS_COLON              1045
+#define IDS_MODIFIED_COLON              1046
+#define IDS_SIZE_COLON                  1047
+#define IDS_TYPE_COLON                  1048
+
+#define IDP_SIGNET                      2000
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/shlxthdl.hxx b/shell/inc/shlxthdl.hxx
new file mode 100644
index 0000000000..00b8bf8767
--- /dev/null
+++ b/shell/inc/shlxthdl.hxx
@@ -0,0 +1,45 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_SHLXTHDL_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_SHLXTHDL_HXX
+
+#include <objbase.h>
+
+// {087B3AE3-E237-4467-B8DB-5A38AB959AC9}
+const CLSID CLSID_INFOTIP_HANDLER
+    = { 0x87b3ae3, 0xe237, 0x4467, { 0xb8, 0xdb, 0x5a, 0x38, 0xab, 0x95, 0x9a, 0xc9 } };
+
+// {C52AF81D-F7A0-4aab-8E87-F80A60CCD396}
+const CLSID CLSID_COLUMN_HANDLER
+    = { 0xc52af81d, 0xf7a0, 0x4aab, { 0x8e, 0x87, 0xf8, 0xa, 0x60, 0xcc, 0xd3, 0x96 } };
+
+// {63542C48-9552-494a-84F7-73AA6A7C99C1}
+const CLSID CLSID_PROPERTYSHEET_HANDLER
+    = { 0x63542c48, 0x9552, 0x494a, { 0x84, 0xf7, 0x73, 0xaa, 0x6a, 0x7c, 0x99, 0xc1 } };
+
+// {3B092F0C-7696-40e3-A80F-68D74DA84210}
+const CLSID CLSID_THUMBVIEWER_HANDLER
+    = { 0x3b092f0c, 0x7696, 0x40e3, { 0xa8, 0xf, 0x68, 0xd7, 0x4d, 0xa8, 0x42, 0x10 } };
+
+extern HINSTANCE g_hModule;
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/COMOpenDocuments.hpp b/shell/inc/spsupp/COMOpenDocuments.hpp
new file mode 100644
index 0000000000..07cc8c3d36
--- /dev/null
+++ b/shell/inc/spsupp/COMOpenDocuments.hpp
@@ -0,0 +1,179 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_COMOPENDOCUMENTS_HPP
+#define INCLUDED_SHELL_INC_SPSUPP_COMOPENDOCUMENTS_HPP
+
+#include <spsupp_h.h>
+#include "COMRefCounted.hpp"
+#include <Objsafe.h>
+#include <assert.h>
+
+class COMOpenDocuments : public COMRefCounted<IOWSNewDocument3, IObjectSafety>
+{
+public:
+
+    class Error {
+    public:
+        Error(HRESULT syserr) : m_nErr(syserr) {}
+        HRESULT val() const { return m_nErr; }
+    private:
+        HRESULT m_nErr;
+    };
+
+    COMOpenDocuments();
+    virtual ~COMOpenDocuments() override;
+
+    // IUnknown methods
+
+    HRESULT STDMETHODCALLTYPE QueryInterface(
+        REFIID riid,
+        void **ppvObject) override;
+
+    // IDispatch methods
+
+    HRESULT STDMETHODCALLTYPE GetTypeInfoCount(
+        UINT *pctinfo) override;
+
+    HRESULT STDMETHODCALLTYPE GetTypeInfo(
+        UINT iTInfo,
+        LCID lcid,
+        ITypeInfo **ppTInfo) override;
+
+    HRESULT STDMETHODCALLTYPE GetIDsOfNames(
+        REFIID riid,
+        LPOLESTR *rgszNames,
+        UINT cNames,
+        LCID lcid,
+        DISPID *rgDispId) override;
+
+    HRESULT STDMETHODCALLTYPE Invoke(
+        DISPID dispIdMember,
+        REFIID riid,
+        LCID lcid,
+        WORD wFlags,
+        DISPPARAMS *pDispParams,
+        VARIANT *pVarResult,
+        EXCEPINFO *pExcepInfo,
+        UINT *puArgErr) override;
+
+    // IOWSNewDocument methods https://msdn.microsoft.com/en-us/library/cc264316
+
+    HRESULT STDMETHODCALLTYPE CreateNewDocument(
+        BSTR bstrTemplateLocation,
+        BSTR bstrDefaultSaveLocation,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE EditDocument(
+        BSTR bstrDocumentLocation,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    // IOWSNewDocument2 methods
+
+    HRESULT STDMETHODCALLTYPE ViewDocument(
+        BSTR bstrDocumentLocation,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE ViewDocument2(
+        IDispatch *pdisp,
+        BSTR bstrDocumentLocation,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE EditDocument2(
+        IDispatch *pdisp,
+        BSTR bstrDocumentLocation,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE CreateNewDocument2(
+        IDispatch *pdisp,
+        BSTR bstrTemplateLocation,
+        BSTR bstrDefaultSaveLocation,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE PromptedOnLastOpen(
+        VARIANT_BOOL *pbResult) override;
+
+    // IOWSNewDocument3 methods
+
+    HRESULT STDMETHODCALLTYPE ViewDocument3(
+        IDispatch *pdisp,
+        BSTR bstrDocumentLocation,
+        int OpenType,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE CheckinDocument(
+        BSTR bstrDocumentLocation,
+        int CheckinType,
+        BSTR CheckinComment,
+        VARIANT_BOOL bKeepCheckout,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE DiscardLocalCheckout(
+        BSTR bstrDocumentLocationRaw,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE ViewInExcel(
+        BSTR SiteUrl,
+        BSTR FileName,
+        BSTR SessionId,
+        BSTR Cmd,
+        BSTR Sheet,
+        int Row,
+        int Column,
+        VARIANT varProgID) override;
+
+    HRESULT STDMETHODCALLTYPE CheckoutDocumentPrompt(
+        BSTR bstrDocumentLocationRaw,
+        VARIANT_BOOL fEditAfterCheckout,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE EditDocument3(
+        IDispatch *pdisp,
+        BSTR bstrDocumentLocation,
+        VARIANT_BOOL fUseLocalCopy,
+        VARIANT varProgID,
+        VARIANT_BOOL *pbResult) override;
+
+    HRESULT STDMETHODCALLTYPE NewBlogPost(
+        BSTR bstrProviderId,
+        BSTR bstrBlogUrl,
+        BSTR bstrBlogName) override;
+
+    // IObjectSafety methods
+
+    HRESULT STDMETHODCALLTYPE GetInterfaceSafetyOptions(
+        REFIID riid,
+        DWORD *pdwSupportedOptions,
+        DWORD *pdwEnabledOptions) override;
+
+    HRESULT STDMETHODCALLTYPE SetInterfaceSafetyOptions(
+        REFIID riid,
+        DWORD dwOptionSetMask,
+        DWORD dwEnabledOptions) override;
+
+    // Non-COM methods
+
+    static LONG GetObjectCount();
+
+private:
+    static LONG m_nObjCount;
+    static ITypeInfo* m_pTypeInfo;
+    static constexpr DWORD iSupportedOptionsMask = INTERFACESAFE_FOR_UNTRUSTED_CALLER | INTERFACESAFE_FOR_UNTRUSTED_DATA;
+    DWORD m_iEnabledOptions = 0;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/COMRefCounted.hpp b/shell/inc/spsupp/COMRefCounted.hpp
new file mode 100644
index 0000000000..f8027321a6
--- /dev/null
+++ b/shell/inc/spsupp/COMRefCounted.hpp
@@ -0,0 +1,46 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_COMREFCOUNTED_HPP
+#define INCLUDED_SHELL_INC_SPSUPP_COMREFCOUNTED_HPP
+
+#include <objbase.h>
+#include <assert.h>
+
+template <class... Interfaces>
+class COMRefCounted : public Interfaces...
+{
+public:
+    virtual ~COMRefCounted() {}
+
+    // IUnknown methods
+
+    ULONG STDMETHODCALLTYPE AddRef() override
+    {
+        return static_cast<ULONG>(::InterlockedIncrement(&m_nRef));
+    }
+
+    ULONG STDMETHODCALLTYPE Release() override
+    {
+        assert(m_nRef > 0);
+        if (::InterlockedDecrement(&m_nRef) == 0)
+        {
+            delete this;
+            return 0;
+        }
+        return static_cast<ULONG>(m_nRef);
+    }
+
+private:
+    LONG m_nRef = 1; // Created referenced
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/registrar.hpp b/shell/inc/spsupp/registrar.hpp
new file mode 100644
index 0000000000..920e076de9
--- /dev/null
+++ b/shell/inc/spsupp/registrar.hpp
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_REGISTRAR_H
+#define INCLUDED_SHELL_INC_SPSUPP_REGISTRAR_H
+
+#include <initializer_list>
+
+#if !defined WIN32_LEAN_AND_MEAN
+# define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+
+class Registrar {
+public:
+    explicit Registrar(REFIID riidCLSID);
+    // First version in list becomes default
+    HRESULT RegisterObject(REFIID riidTypeLib,
+                           const wchar_t* sProgram,
+                           const wchar_t* sComponent,
+                           std::initializer_list<int> aVersions,
+                           const wchar_t* Path);
+    HRESULT UnRegisterObject(const wchar_t* sProgram, const wchar_t* sComponent,
+                             std::initializer_list<int> aVersions);
+    // First version in list becomes the default
+    HRESULT RegisterProgIDs(const wchar_t* sProgram, const wchar_t* sComponent,
+                            std::initializer_list<int> aVersions);
+    HRESULT UnRegisterProgIDs(const wchar_t* sProgram, const wchar_t* sComponent,
+                              std::initializer_list<int> aVersions);
+
+private:
+    HRESULT RegisterProgID(const wchar_t* sProgram, const wchar_t* sComponent, int nVersion,
+                           bool bSetDefault);
+    HRESULT UnRegisterProgID(const wchar_t* sProgram, const wchar_t* sComponent, int nVersion);
+
+    static const size_t nGUIDlen = 40;
+    wchar_t m_sCLSID[nGUIDlen];
+    HRESULT m_ConstructionResult;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/spsuppClassFactory.hpp b/shell/inc/spsupp/spsuppClassFactory.hpp
new file mode 100644
index 0000000000..bf97fca13f
--- /dev/null
+++ b/shell/inc/spsupp/spsuppClassFactory.hpp
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_SPSUPPCLASSFACTORY_HPP
+#define INCLUDED_SHELL_INC_SPSUPP_SPSUPPCLASSFACTORY_HPP
+
+#include "COMRefCounted.hpp"
+
+class ClassFactory : public COMRefCounted<IClassFactory>
+{
+public:
+    ClassFactory();
+    virtual ~ClassFactory() override;
+
+    // IUnknown methods
+
+    HRESULT STDMETHODCALLTYPE QueryInterface(
+        REFIID riid,
+        void **ppvObject) override;
+
+    // IClassFactory methods
+
+    HRESULT STDMETHODCALLTYPE CreateInstance(
+        IUnknown *pUnkOuter,
+        REFIID riid,
+        void **ppvObject) override;
+
+    HRESULT STDMETHODCALLTYPE LockServer(
+        BOOL fLock) override;
+
+    // Non-COM methods
+
+    static LONG GetObjectCount() { return m_nObjCount; }
+    static LONG GetLockCount() { return m_nLockCount; }
+
+private:
+    static LONG m_nObjCount;
+    static LONG m_nLockCount;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/spsuppServ.hpp b/shell/inc/spsupp/spsuppServ.hpp
new file mode 100644
index 0000000000..7e4d2fc54c
--- /dev/null
+++ b/shell/inc/spsupp/spsuppServ.hpp
@@ -0,0 +1,20 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+* This file is part of the LibreOffice project.
+*
+* This Source Code Form is subject to the terms of the Mozilla Public
+* License, v. 2.0. If a copy of the MPL was not distributed with this
+* file, You can obtain one at http://mozilla.org/MPL/2.0/.
+*/
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_SPSUPPSERV_HPP
+#define INCLUDED_SHELL_INC_SPSUPP_SPSUPPSERV_HPP
+
+#include <objbase.h>
+
+ITypeLib* GetTypeLib();
+const wchar_t* GetHelperExe();
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/spsupp/spsuppStrings.hrc b/shell/inc/spsupp/spsuppStrings.hrc
new file mode 100644
index 0000000000..28a25d49b1
--- /dev/null
+++ b/shell/inc/spsupp/spsuppStrings.hrc
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDED_SHELL_INC_SPSUPP_STRINGS_HRC
+#define INCLUDED_SHELL_INC_SPSUPP_STRINGS_HRC
+
+#define NC_(Context, String) TranslateId(Context, u8##String)
+
+#define RID_STR_SP_VIEW_OR_EDIT_TITLE   NC_("RID_STR_SP_VIEW_OR_EDIT_TITLE", "Open Document")
+#define RID_STR_SP_VIEW_OR_EDIT_MESSAGE NC_("RID_STR_SP_VIEW_OR_EDIT_MESSAGE", "You are opening document\n\n  %DOCNAME\n\nDo you want to open it to view or to edit?")
+#define RID_STR_SP_VIEW_OR_EDIT_VIEW    NC_("RID_STR_SP_VIEW_OR_EDIT_VIEW", "View")
+#define RID_STR_SP_VIEW_OR_EDIT_EDIT    NC_("RID_STR_SP_VIEW_OR_EDIT_EDIT", "Edit")
+#define RID_STR_SP_VIEW_OR_EDIT_CANCEL  NC_("RID_STR_SP_VIEW_OR_EDIT_CANCEL", "Cancel")
+
+#endif          // INCLUDED_SHELL_INC_SPSUPP_STRINGS_HRC
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/stream_helper.hxx b/shell/inc/stream_helper.hxx
new file mode 100644
index 0000000000..99976cc562
--- /dev/null
+++ b/shell/inc/stream_helper.hxx
@@ -0,0 +1,56 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_STREAM_HELPER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_STREAM_HELPER_HXX
+
+#include "types.hxx"
+#include "filepath.hxx"
+
+struct IStream;
+
+class BufferStream : public StreamInterface
+{
+public:
+    BufferStream(IStream* str);
+    ~BufferStream() override;
+    unsigned long sread(unsigned char* vuf, unsigned long size) override;
+    long stell() override;
+    long sseek(long offset, int origin) override;
+
+private:
+    IStream* stream;
+};
+
+class FileStream : public StreamInterface
+{
+public:
+    FileStream(const Filepath_char_t* filename);
+    ~FileStream() override;
+    unsigned long sread(unsigned char* buf, unsigned long size) override;
+    long stell() override;
+    long sseek(long offset, int origin) override;
+
+private:
+    FILE* file;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/thumbviewer.hxx b/shell/inc/thumbviewer.hxx
new file mode 100644
index 0000000000..23310691e0
--- /dev/null
+++ b/shell/inc/thumbviewer.hxx
@@ -0,0 +1,99 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_THUMBVIEWER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_THUMBVIEWER_HXX
+
+#include <objidl.h>
+#include <shlobj.h>
+#ifndef DONT_HAVE_GDIPLUS
+#include <gdiplus.h>
+#endif
+#include <string>
+
+class CThumbviewer : public IPersistFile, public IExtractImage
+{
+public:
+    CThumbviewer(LONG RefCnt = 1);
+    virtual ~CThumbviewer();
+
+
+    // IUnknown methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE QueryInterface(
+            REFIID riid,
+            void __RPC_FAR *__RPC_FAR *ppvObject) override;
+
+    virtual ULONG STDMETHODCALLTYPE AddRef() override;
+
+    virtual ULONG STDMETHODCALLTYPE Release() override;
+
+
+    // IExtractImage methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE Extract(HBITMAP *phBmpImage) override;
+
+    virtual HRESULT STDMETHODCALLTYPE GetLocation(
+        LPWSTR pszPathBuffer,
+        DWORD cchMax,
+        DWORD *pdwPriority,
+        const SIZE *prgSize,
+        DWORD dwRecClrDepth,
+        DWORD *pdwFlags) override;
+
+
+    // IPersist methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE GetClassID(CLSID* pClassID) override;
+
+
+    // IPersistFile methods
+
+
+    virtual HRESULT STDMETHODCALLTYPE IsDirty() override;
+
+    virtual HRESULT STDMETHODCALLTYPE Load(
+            /* [in] */ LPCOLESTR pszFileName,
+            /* [in] */ DWORD dwMode) override;
+
+    virtual HRESULT STDMETHODCALLTYPE Save(
+            /* [unique][in] */ LPCOLESTR pszFileName,
+            /* [in] */ BOOL fRemember) override;
+
+    virtual HRESULT STDMETHODCALLTYPE SaveCompleted(
+            /* [unique][in] */ LPCOLESTR pszFileName) override;
+
+    virtual HRESULT STDMETHODCALLTYPE GetCurFile(
+            /* [out] */ LPOLESTR __RPC_FAR *ppszFileName) override;
+
+private:
+    LONG         ref_count_;
+    std::wstring filename_;
+    SIZE         thumbnail_size_;
+    DWORD        color_depth_;
+    ULONG_PTR    gdiplus_token_;
+    Gdiplus::Bitmap* signet_;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/types.hxx b/shell/inc/types.hxx
new file mode 100644
index 0000000000..140d032451
--- /dev/null
+++ b/shell/inc/types.hxx
@@ -0,0 +1,79 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_TYPES_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_TYPES_HXX
+
+#include <string>
+#include <map>
+#include <utility>
+#include <vector>
+
+//+-------------------------------------------------------------------------
+//  Declare:    XmlTagAttributes_t, xml tag attribute struct
+//              XmlTag_t, xml tag including content and attributes.
+//              XmlTags_t, tags defined with tag name and xml tag.
+//  Contents:   Definitions of xml tag used in parser.
+
+typedef std::map<std::wstring, std::wstring> XmlTagAttributes_t;
+typedef std::pair<std::wstring, XmlTagAttributes_t> XmlTag_t;
+typedef std::map<std::wstring, XmlTag_t> XmlTags_t;
+
+const XmlTag_t EMPTY_XML_TAG = std::make_pair(std::wstring(), XmlTagAttributes_t());
+
+//+-------------------------------------------------------------------------
+//  Declare:    Language_t, language of the Locale pair
+//              Country_t, country of the Local pair
+//              LocaleSet_t, Local pair
+//  Contents:   Definitions of Chunk properties.
+
+typedef ::std::wstring Language_t;
+typedef ::std::wstring Country_t;
+typedef ::std::pair<Language_t, Country_t> LocaleSet_t;
+
+typedef ::std::wstring Content_t;
+typedef ::std::pair<LocaleSet_t, Content_t> Chunk_t;
+typedef ::std::vector<Chunk_t> ChunkBuffer_t;
+
+const LocaleSet_t EMPTY_LOCALE = ::std::make_pair(::std::wstring(), ::std::wstring());
+const Chunk_t EMPTY_CHUNK = ::std::make_pair(EMPTY_LOCALE, ::std::wstring());
+
+//+-------------------------------------------------------------------------
+//  Declare:    StyleName_t, style name of a style-locale pair.
+//              StyleLocaleMap, the map of Style-Locale pair.
+//  Contents:   Definitions of Style Names.
+
+typedef ::std::wstring StyleName_t;
+typedef ::std::pair<StyleName_t, LocaleSet_t> StyleLocalePair_t;
+typedef ::std::map<StyleName_t, LocaleSet_t> StyleLocaleMap_t;
+
+const StyleLocalePair_t EMPTY_STYLELOCALE_PAIR = ::std::make_pair(::std::wstring(), EMPTY_LOCALE);
+
+class StreamInterface
+{
+public:
+    virtual ~StreamInterface() {}
+    virtual unsigned long sread(unsigned char* vuf, unsigned long size) = 0;
+    virtual long stell() = 0;
+    virtual long sseek(long offset, int origin) = 0;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/utilities.hxx b/shell/inc/utilities.hxx
new file mode 100644
index 0000000000..1941d85e65
--- /dev/null
+++ b/shell/inc/utilities.hxx
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_UTILITIES_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_UTILITIES_HXX
+
+#include <malloc.h>
+
+#if !defined WIN32_LEAN_AND_MEAN
+#define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+
+#include <stdio.h>
+#include <fcntl.h>
+#include <io.h>
+#include "types.hxx"
+
+#include <string>
+#define STRSAFE_NO_DEPRECATE
+#include <strsafe.h>
+
+/** Convert a string to a wstring
+    using CP_ACP
+*/
+std::wstring StringToWString(const std::string& String);
+
+/** Convert a wstring to a string
+    using CP_ACP
+*/
+std::string WStringToString(const std::wstring& String);
+
+/** Convert a string to a wstring
+    using CP_UTF8
+*/
+std::wstring UTF8ToWString(const std::string& String);
+
+/** Retrieve a string from the
+    resources of this module
+*/
+std::wstring GetResString(int ResId);
+
+/** helper function to judge if the string is only has spaces.
+    @returns
+        <TRUE>if the provided string contains only but at least one space
+        character else <FALSE/>.
+*/
+bool HasOnlySpaces(const std::wstring& String);
+
+/** convert LocaleSet pair into Windows LCID identifier.
+    @returns
+        Windows Locale Identifier corresponding to input LocaleSet.
+*/
+
+/** Convert a long path name using Windows api call GetShortPathName
+*/
+std::wstring getShortPathName(const std::wstring& aLongName);
+
+LCID LocaleSetToLCID(const LocaleSet_t& Locale);
+
+#ifdef DEBUG
+inline void OutputDebugStringFormatW(LPCWSTR pFormat, ...)
+{
+    WCHAR buffer[1024];
+    va_list args;
+
+    va_start(args, pFormat);
+    StringCchVPrintfW(buffer, sizeof(buffer) / sizeof(*buffer), pFormat, args);
+    va_end(args);
+    OutputDebugStringW(buffer);
+}
+#else
+static inline void OutputDebugStringFormatW(LPCWSTR, ...) {}
+#endif
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/xml_parser.hxx b/shell/inc/xml_parser.hxx
new file mode 100644
index 0000000000..e07c860dd6
--- /dev/null
+++ b/shell/inc/xml_parser.hxx
@@ -0,0 +1,104 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_XML_PARSER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_XML_PARSER_HXX
+
+#include <expat.h>
+#include <stdexcept>
+
+class xml_parser_exception final : public std::runtime_error
+{
+public:
+    xml_parser_exception(const std::string& error_msg)
+        : std::runtime_error(error_msg)
+    {
+    }
+};
+
+//  Simple wrapper around expat, the xml parser library
+//  created by James Clark
+
+class i_xml_parser_event_handler;
+
+class xml_parser
+{
+public:
+    xml_parser();
+
+    ~xml_parser();
+
+    /** Parse a XML data stream
+
+        @param      pXmlData
+                    Pointer to a buffer containing the xml data
+
+        @param      Length
+                    Length of the buffer containing the xml data
+
+        @param      IsFinal
+                    Indicates whether these are the last xml data
+                    of an xml document to parse. For very large
+                    xml documents it may be useful to read and
+                    parse the document partially.
+
+        @precond    XmlData must not be null
+
+        @throws     SaxException
+                    If the used Sax parser returns an error. The SaxException
+                    contains detailed information about the error.  */
+    void parse(const char* XmlData, size_t Length, bool IsFinal);
+
+    /** Set a document handler
+
+        @descr      A document handler implements the interface i_xml_parser_event_handler.
+                    The document handler receive notifications of various events
+                    from the sax parser for instance "start_document".
+
+                    The client is responsible for the life time management of
+                    the given document handler, that means the document handler
+                    instance must exist until a new one was set or until the parser
+                    no longer exist.
+
+        @param      SaxDocumentHandler
+                    The new document handler, may be null if not interested in
+                    sax parser events.
+
+        @postcond   currently used document handler == pSaxDocumentHandler  */
+    void set_document_handler(i_xml_parser_event_handler* event_handler);
+
+    /** Returns the currently used document handler or null if
+        no document handler was set before. */
+    i_xml_parser_event_handler* get_document_handler() const { return document_handler_; }
+
+private:
+    void init();
+
+private:
+    i_xml_parser_event_handler* document_handler_;
+    XML_Parser xml_parser_;
+
+private:
+    xml_parser(const xml_parser&) = delete;
+    xml_parser& operator=(const xml_parser&) = delete;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/shell/inc/zipfile.hxx b/shell/inc/zipfile.hxx
new file mode 100644
index 0000000000..6c74cdf0e9
--- /dev/null
+++ b/shell/inc/zipfile.hxx
@@ -0,0 +1,138 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_ZIPFILE_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_ZIPFILE_HXX
+
+#include <string>
+#include <vector>
+#include <memory>
+#include "filepath.hxx"
+
+class StreamInterface;
+
+/** A simple zip content provider based on the zlib
+*/
+
+class ZipFile
+{
+public:
+    typedef std::vector<std::string> Directory_t;
+    typedef std::unique_ptr<Directory_t> DirectoryPtr_t;
+    typedef std::vector<char> ZipContentBuffer_t;
+
+public:
+    /** Checks whether a file is a zip file or not
+
+    @precond    The given parameter must be a string with length > 0
+            The file must exist
+            The file must be readable for the current user
+
+    @returns    true if the file is a zip file
+            false if the file is not a zip file
+
+    @throws ParameterException if the given file name is empty
+            IOException if the specified file doesn't exist
+            AccessViolationException if read access to the file is denied
+    */
+    static bool IsZipFile(const Filepath_t& FileName);
+
+    static bool IsZipFile(void* stream);
+
+    /** Returns whether the version of the specified zip file may be uncompressed with the
+          currently used zlib version or not
+
+    @precond    The given parameter must be a string with length > 0
+            The file must exist
+            The file must be readable for the current user
+            The file must be a valid zip file
+
+    @returns    true if the file may be uncompressed with the currently used zlib
+            false if the file may not be uncompressed with the currently used zlib
+
+    @throws ParameterException if the given file name is empty
+            IOException if the specified file doesn't exist or is no zip file
+            AccessViolationException if read access to the file is denied
+    */
+    static bool IsValidZipFileVersionNumber(const Filepath_t& FileName);
+
+    static bool IsValidZipFileVersionNumber(void* stream);
+
+public:
+    /** Constructs a zip file from a zip file
+
+    @precond    The given parameter must be a string with length > 0
+            The file must exist
+            The file must be readable for the current user
+
+    @throws ParameterException if the given file name is empty
+            IOException if the specified file doesn't exist or is no valid zip file
+            AccessViolationException if read access to the file is denied
+            WrongZipVersionException if the zip file cannot be uncompressed
+            with the used zlib version
+    */
+    ZipFile(const Filepath_t& FileName);
+
+    ZipFile(StreamInterface* stream);
+
+    /** Destroys a zip file
+    */
+    ~ZipFile();
+
+    /** Provides an interface to read the uncompressed data of a content of the zip file
+
+    @param      ContentName
+                The name of the content in the zip file
+
+    @param      ppstm
+                Pointer to pointer, will receive an interface pointer
+                to IUnknown on success
+
+    @precond    The specified content must exist in this file
+                ppstm must not be NULL
+
+    @throws     std::bad_alloc if the necessary buffer could not be
+                allocated
+                ZipException if a zip error occurs
+                ZipContentMissException if the specified zip content
+                does not exist in this zip file
+    */
+    void GetUncompressedContent(const std::string& ContentName,
+                                /*inout*/ ZipContentBuffer_t& ContentBuffer);
+
+    /** Returns a list with the content names contained within this file
+
+        @throws ZipException if an error in the zlib happens
+    */
+    DirectoryPtr_t GetDirectory() const;
+
+    /** Convenience query function may even realized with
+        iterating over a ZipFileDirectory returned by
+        GetDirectory
+    */
+    bool HasContent(const std::string& ContentName) const;
+
+private:
+    StreamInterface* m_pStream;
+    bool m_bShouldFree;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */