office-gobmx/include/sot/stg.hxx
Noel bb06f51308 loplugin:stringviewparam extend to comparison operators
which means that some call sites have to change to use
unicode string literals i.e. u"foo" instead of "foo"

Change-Id: Ie51c3adf56d343dd1d1710777f9d2a43ee66221c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/106125
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2020-11-24 09:45:04 +01:00

320 lines
16 KiB
C++

/* -*- 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_SOT_STG_HXX
#define INCLUDED_SOT_STG_HXX
#include <tools/solar.h>
#include <tools/stream.hxx>
#include <tools/globname.hxx>
#include <sot/storinfo.hxx>
#include <sot/sotdllapi.h>
#include <config_options.h>
namespace com::sun::star::ucb { class XProgressHandler; }
namespace com::sun::star::uno { class Any; }
namespace com::sun::star::uno { template <typename > class Reference; }
class StgIo;
class StgDirEntry;
typedef struct SvGUID ClsId;
class StorageBase : public SvRefBase
{
protected:
mutable ErrCode m_nError; // error code
StreamMode m_nMode; // open mode
bool m_bAutoCommit;
StorageBase();
virtual ~StorageBase() override;
public:
virtual bool Validate( bool=false ) const = 0;
virtual bool ValidateMode( StreamMode ) const = 0;
void ResetError() const;
void SetError( ErrCode ) const;
ErrCode GetError() const;
bool Good() const { return m_nError == ERRCODE_NONE; }
StreamMode GetMode() const { return m_nMode; }
void SetAutoCommit( bool bSet )
{ m_bAutoCommit = bSet; }
};
class BaseStorageStream : public StorageBase
{
public:
virtual sal_uLong Read( void * pData, sal_uLong nSize ) = 0;
virtual sal_uLong Write( const void* pData, sal_uLong nSize ) = 0;
virtual sal_uInt64 Seek( sal_uInt64 nPos ) = 0;
virtual sal_uLong Tell() = 0;
virtual void Flush() = 0;
virtual bool SetSize( sal_uLong nNewSize ) = 0;
virtual sal_uLong GetSize() const = 0;
virtual void CopyTo( BaseStorageStream * pDestStm ) = 0;
virtual bool Commit() = 0;
virtual bool Equals( const BaseStorageStream& rStream ) const = 0;
};
enum class SotClipboardFormatId : sal_uInt32;
class SAL_DLLPUBLIC_RTTI BaseStorage : public StorageBase
{
public:
virtual const OUString& GetName() const = 0;
virtual bool IsRoot() const = 0;
virtual void SetClassId( const ClsId& ) = 0;
virtual const ClsId& GetClassId() const = 0;
virtual void SetDirty() = 0;
virtual void SetClass( const SvGlobalName & rClass,
SotClipboardFormatId nOriginalClipFormat,
const OUString & rUserTypeName ) = 0;
virtual SvGlobalName GetClassName() = 0;
virtual SotClipboardFormatId GetFormat() = 0;
virtual OUString GetUserName() = 0;
virtual void FillInfoList( SvStorageInfoList* ) const = 0;
virtual bool CopyTo( BaseStorage* pDestStg ) const = 0;
virtual bool Commit() = 0;
virtual bool Revert() = 0;
virtual BaseStorageStream* OpenStream( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = true ) = 0;
virtual BaseStorage* OpenStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) = 0;
virtual BaseStorage* OpenUCBStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) = 0;
virtual BaseStorage* OpenOLEStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) = 0;
virtual bool IsStream( const OUString& rEleName ) const = 0;
virtual bool IsStorage( const OUString& rEleName ) const = 0;
virtual bool IsContained( const OUString& rEleName ) const = 0;
virtual void Remove( const OUString & rEleName ) = 0;
virtual bool CopyTo( const OUString & rEleName, BaseStorage * pDest, const OUString & rNewName ) = 0;
virtual bool ValidateFAT() = 0;
virtual bool Equals( const BaseStorage& rStream ) const = 0;
};
class OLEStorageBase
{
protected:
StreamMode& nStreamMode; // open mode
StgIo* pIo; // I/O subsystem
StgDirEntry* pEntry; // the dir entry
OLEStorageBase( StgIo*, StgDirEntry*, StreamMode& );
~OLEStorageBase();
bool Validate_Impl( bool ) const;
static bool ValidateMode_Impl( StreamMode, StgDirEntry const * p = nullptr );
};
class StorageStream final : public BaseStorageStream, public OLEStorageBase
{
//friend class Storage;
sal_uLong nPos; // current position
virtual ~StorageStream() override;
public:
StorageStream( StgIo*, StgDirEntry*, StreamMode );
virtual sal_uLong Read( void * pData, sal_uLong nSize ) override;
virtual sal_uLong Write( const void* pData, sal_uLong nSize ) override;
virtual sal_uInt64 Seek( sal_uInt64 nPos ) override;
virtual sal_uLong Tell() override { return nPos; }
virtual void Flush() override;
virtual bool SetSize( sal_uLong nNewSize ) override;
virtual sal_uLong GetSize() const override;
virtual void CopyTo( BaseStorageStream * pDestStm ) override;
virtual bool Commit() final override;
virtual bool Validate( bool=false ) const override;
virtual bool ValidateMode( StreamMode ) const override;
virtual bool Equals( const BaseStorageStream& rStream ) const override;
};
class UCBStorageStream;
class UNLESS_MERGELIBS(SOT_DLLPUBLIC) Storage final : public BaseStorage, public OLEStorageBase
{
OUString aName;
bool bIsRoot;
void Init( bool bCreate );
Storage( StgIo*, StgDirEntry*, StreamMode );
virtual ~Storage() override;
public:
Storage( const OUString &, StreamMode, bool bDirect );
Storage( SvStream& rStrm, bool bDirect );
Storage( UCBStorageStream& rStrm, bool bDirect );
static bool IsStorageFile( const OUString & rFileName );
static bool IsStorageFile( SvStream* );
virtual const OUString& GetName() const final override;
virtual bool IsRoot() const override { return bIsRoot; }
virtual void SetClassId( const ClsId& ) override;
virtual const ClsId& GetClassId() const override;
virtual void SetDirty() override;
virtual void SetClass( const SvGlobalName & rClass,
SotClipboardFormatId nOriginalClipFormat,
const OUString & rUserTypeName ) override;
virtual SvGlobalName GetClassName() override;
virtual SotClipboardFormatId GetFormat() override;
virtual OUString GetUserName() override;
virtual void FillInfoList( SvStorageInfoList* ) const override;
virtual bool CopyTo( BaseStorage* pDestStg ) const override;
virtual bool Commit() final override;
virtual bool Revert() override;
virtual BaseStorageStream* OpenStream( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = true ) override;
virtual BaseStorage* OpenStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual BaseStorage* OpenUCBStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual BaseStorage* OpenOLEStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual bool IsStream( const OUString& rEleName ) const override;
virtual bool IsStorage( const OUString& rEleName ) const override;
virtual bool IsContained( const OUString& rEleName ) const override;
virtual void Remove( const OUString & rEleName ) override;
virtual bool CopyTo( const OUString & rEleName, BaseStorage * pDest, const OUString & rNewName ) override;
virtual bool ValidateFAT() override;
virtual bool Validate( bool=false ) const override;
virtual bool ValidateMode( StreamMode ) const override;
bool ValidateMode( StreamMode, StgDirEntry const * p ) const;
virtual bool Equals( const BaseStorage& rStream ) const override;
};
class UCBStorageStream_Impl;
class UCBStorageStream : public BaseStorageStream
{
friend class UCBStorage;
UCBStorageStream_Impl*
pImp;
protected:
virtual ~UCBStorageStream() override;
public:
UCBStorageStream( const OUString& rName, StreamMode nMode, bool bDirect, bool bRepair, css::uno::Reference< css::ucb::XProgressHandler > const & xProgress );
UCBStorageStream( UCBStorageStream_Impl* );
virtual sal_uLong Read( void * pData, sal_uLong nSize ) override;
virtual sal_uLong Write( const void* pData, sal_uLong nSize ) override;
virtual sal_uInt64 Seek( sal_uInt64 nPos ) override;
virtual sal_uLong Tell() override;
virtual void Flush() override;
virtual bool SetSize( sal_uLong nNewSize ) override;
virtual sal_uLong GetSize() const override;
virtual void CopyTo( BaseStorageStream * pDestStm ) override;
virtual bool Commit() override;
virtual bool Validate( bool=false ) const override;
virtual bool ValidateMode( StreamMode ) const override;
virtual bool Equals( const BaseStorageStream& rStream ) const override;
bool SetProperty( const OUString& rName, const css::uno::Any& rValue );
SvStream* GetModifySvStream();
};
namespace ucbhelper
{
class Content;
}
class UCBStorage_Impl;
struct UCBStorageElement_Impl;
class SOT_DLLPUBLIC UCBStorage : public BaseStorage
{
UCBStorage_Impl* pImp;
protected:
virtual ~UCBStorage() override;
public:
static bool IsStorageFile( SvStream* );
UCBStorage( const ::ucbhelper::Content& rContent,
const OUString& rName,
StreamMode nMode,
bool bDirect,
bool bIsRoot );
UCBStorage( const OUString& rName,
StreamMode nMode,
bool bDirect,
bool bIsRoot );
UCBStorage( const OUString& rName,
StreamMode nMode,
bool bDirect,
bool bIsRoot,
bool bIsRepair,
css::uno::Reference< css::ucb::XProgressHandler > const &
xProgressHandler );
UCBStorage( UCBStorage_Impl* );
UCBStorage( SvStream& rStrm, bool bDirect );
virtual const OUString& GetName() const override;
virtual bool IsRoot() const override;
virtual void SetClassId( const ClsId& ) override;
virtual const ClsId& GetClassId() const override;
virtual void SetDirty() override;
virtual void SetClass( const SvGlobalName & rClass,
SotClipboardFormatId nOriginalClipFormat,
const OUString & rUserTypeName ) override;
virtual SvGlobalName GetClassName() override;
virtual SotClipboardFormatId GetFormat() override;
virtual OUString GetUserName() override;
virtual void FillInfoList( SvStorageInfoList* ) const override;
virtual bool CopyTo( BaseStorage* pDestStg ) const override;
virtual bool Commit() final override;
virtual bool Revert() override;
virtual BaseStorageStream* OpenStream( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = true ) override;
virtual BaseStorage* OpenStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual BaseStorage* OpenUCBStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual BaseStorage* OpenOLEStorage( const OUString & rEleName,
StreamMode = StreamMode::STD_READWRITE,
bool bDirect = false ) override;
virtual bool IsStream( const OUString& rEleName ) const override;
virtual bool IsStorage( const OUString& rEleName ) const override;
virtual bool IsContained( const OUString& rEleName ) const override;
virtual void Remove( const OUString & rEleName ) override;
virtual bool CopyTo( const OUString & rEleName, BaseStorage * pDest, const OUString & rNewName ) override;
virtual bool ValidateFAT() override;
virtual bool Validate( bool=false ) const override;
virtual bool ValidateMode( StreamMode ) const override;
virtual bool Equals( const BaseStorage& rStream ) const override;
UCBStorageElement_Impl* FindElement_Impl( std::u16string_view rName ) const;
bool CopyStorageElement_Impl( UCBStorageElement_Impl const & rElement,
BaseStorage* pDest, const OUString& rNew ) const;
BaseStorage* OpenStorage_Impl( const OUString & rEleName,
StreamMode, bool bDirect, bool bForceUCBStorage );
};
#endif
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