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Diffstat (limited to 'include/sax/fshelper.hxx')
| -rw-r--r-- | include/sax/fshelper.hxx | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/include/sax/fshelper.hxx b/include/sax/fshelper.hxx new file mode 100644 index 000000000000..e0945fc07ddf --- /dev/null +++ b/include/sax/fshelper.hxx @@ -0,0 +1,199 @@ +/* -*- 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 _SAX_FS_HELPER_HXX_ +#define _SAX_FS_HELPER_HXX_ + +#include <com/sun/star/uno/XReference.hpp> +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/xml/sax/XFastTokenHandler.hpp> +#include <stdarg.h> +#include <boost/shared_ptr.hpp> +#include <sax/fastattribs.hxx> + +#define FSNS(namespc, element) ((namespc << 16) | element) +// Backwards compatibility for code that used FSEND to terminate the vararg. +// As soon as no supported LO version has the varargs code, this can be removed entirely +// (otherwise backports might break silently if people didn't add FSEND). +// Ctor is there to get an error when trying to pass it to a vararg by accident. +struct FSEND_t { FSEND_t() {}; }; +static const FSEND_t FSEND = FSEND_t(); +const sal_Int32 FSEND_internal = -1; // same as XML_TOKEN_INVALID + +#define SAX_ARGS_ARG( arg1, arg2, convert, num ) arg1##num, arg2##num convert +#define SAX_ARGS_ARG1( arg1, arg2, convert ) SAX_ARGS_ARG( arg1, arg2, convert, 1 ) +#define SAX_ARGS_ARG2( arg1, arg2, convert ) SAX_ARGS_ARG1( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 2 ) +#define SAX_ARGS_ARG3( arg1, arg2, convert ) SAX_ARGS_ARG2( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 3 ) +#define SAX_ARGS_ARG4( arg1, arg2, convert ) SAX_ARGS_ARG3( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 4 ) +#define SAX_ARGS_ARG5( arg1, arg2, convert ) SAX_ARGS_ARG4( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 5 ) +#define SAX_ARGS_ARG6( arg1, arg2, convert ) SAX_ARGS_ARG5( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 6 ) +#define SAX_ARGS_ARG7( arg1, arg2, convert ) SAX_ARGS_ARG6( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 7 ) +#define SAX_ARGS_ARG8( arg1, arg2, convert ) SAX_ARGS_ARG7( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 8 ) +#define SAX_ARGS_ARG9( arg1, arg2, convert ) SAX_ARGS_ARG8( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 9 ) +#define SAX_ARGS_ARG10( arg1, arg2, convert ) SAX_ARGS_ARG9( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 10 ) +#define SAX_ARGS_ARG11( arg1, arg2, convert ) SAX_ARGS_ARG10( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 11 ) +#define SAX_ARGS_ARG12( arg1, arg2, convert ) SAX_ARGS_ARG11( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 12 ) +#define SAX_ARGS_ARG13( arg1, arg2, convert ) SAX_ARGS_ARG12( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 13 ) +#define SAX_ARGS_ARG14( arg1, arg2, convert ) SAX_ARGS_ARG13( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 14 ) +#define SAX_ARGS_ARG15( arg1, arg2, convert ) SAX_ARGS_ARG14( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 15 ) +#define SAX_ARGS_ARG16( arg1, arg2, convert ) SAX_ARGS_ARG15( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 16 ) +#define SAX_ARGS_ARG17( arg1, arg2, convert ) SAX_ARGS_ARG16( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 17 ) +#define SAX_ARGS_ARG18( arg1, arg2, convert ) SAX_ARGS_ARG17( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 18 ) +#define SAX_ARGS_ARG19( arg1, arg2, convert ) SAX_ARGS_ARG18( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 19 ) +#define SAX_ARGS_ARG20( arg1, arg2, convert ) SAX_ARGS_ARG19( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 20 ) +#define SAX_ARGS_ARG21( arg1, arg2, convert ) SAX_ARGS_ARG20( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 21 ) +#define SAX_ARGS_ARG22( arg1, arg2, convert ) SAX_ARGS_ARG21( arg1, arg2, convert ), SAX_ARGS_ARG( arg1, arg2, convert, 22 ) + +namespace sax_fastparser { + +enum MergeMarksEnum { MERGE_MARKS_APPEND = 0, MERGE_MARKS_PREPEND = 1, MERGE_MARKS_POSTPONE = 2 }; + +typedef ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastAttributeList > XFastAttributeListRef; + +class FastSaxSerializer; + +class SAX_DLLPUBLIC FastSerializerHelper +{ +public: + + FastSerializerHelper( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& xOutputStream, bool bWriteHeader = true ); + + ~FastSerializerHelper(); + + /// Start an element. After the first argument there can be a number of (attribute, value) pairs. + void startElement(sal_Int32 elementTokenId, FSEND_t) + { startElementInternal( elementTokenId, FSEND_internal ); } + /// overload + void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t) + { startElementInternal( elementTokenId, attribute, value, FSEND_internal ); } + /// overload + void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t) + { startElementInternal( elementTokenId, attribute, value.getStr(), FSEND_internal ); } + /// Create a single element. After the first argument there can be a number of (attribute, value) pairs. + void singleElement(sal_Int32 elementTokenId, FSEND_t) + { singleElementInternal( elementTokenId, FSEND_internal ); } + /// overload + void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t) + { singleElementInternal( elementTokenId, attribute, value, FSEND_internal ); } + /// overload + void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t) + { singleElementInternal( elementTokenId, attribute, value.getStr(), FSEND_internal ); } + /// Start an element. After the first two arguments there can be a number of (attribute, value) pairs. + void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t) + { startElementInternal( FSNS( namespaceTokenId, elementTokenId), FSEND_internal ); } + /// overload + void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t) + { startElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value, FSEND_internal ); } + /// overload + void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t) + { startElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value.getStr(), FSEND_internal ); } + /// Create a single element. After the first two arguments there can be a number of (attribute, value) pairs. + void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t) + { singleElementInternal( FSNS( namespaceTokenId, elementTokenId), FSEND_internal ); } + /// overload + void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t) + { singleElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value, FSEND_internal ); } + /// overload + void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t) + { singleElementInternal( FSNS( namespaceTokenId, elementTokenId), attribute, value.getStr(), FSEND_internal ); } + void endElement(sal_Int32 elementTokenId); + inline void endElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId) + { endElement( FSNS( namespaceTokenId, elementTokenId ) ); } + + void singleElement(sal_Int32 elementTokenId, XFastAttributeListRef xAttrList); + inline void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, XFastAttributeListRef xAttrList) + { singleElement(FSNS( namespaceTokenId, elementTokenId), xAttrList); } + + void startElement(sal_Int32 elementTokenId, XFastAttributeListRef xAttrList); + inline void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, XFastAttributeListRef xAttrList) + { startElement( FSNS( namespaceTokenId, elementTokenId ), xAttrList ); } + + FastSerializerHelper* write(const char* value); + FastSerializerHelper* write(const OUString& value); + FastSerializerHelper* write(sal_Int32 value); + FastSerializerHelper* write(sal_Int64 value); + FastSerializerHelper* write(double value); + + FastSerializerHelper* writeEscaped(const char* value); + FastSerializerHelper* writeEscaped(const OUString& value); + + FastSerializerHelper* writeId(sal_Int32 tokenId); + + ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > getOutputStream(); + + FastAttributeList *createAttrList(); + + void mark( ::com::sun::star::uno::Sequence< sal_Int32 > aOrder = + ::com::sun::star::uno::Sequence< sal_Int32 >() ); + void mergeTopMarks( MergeMarksEnum eMergeType = MERGE_MARKS_APPEND ); + void copyTopMarkPush(); + void copyTopMarkPop(); + + /* + Now create all the overloads in a typesafe way (i.e. without varargs) by creating a number of overloads + up to a certain reasonable limit (feel free to raise it). This would be a lot easier with C++11 vararg templates. + */ + // now overloads for 2 and more pairs + #define SAX_ARGS_FUNC_DECL( argsdecl, argsuse ) \ + void startElement(sal_Int32 elementTokenId, argsdecl, FSEND_t) \ + { startElementInternal( elementTokenId, argsuse, FSEND_internal ); } \ + void singleElement(sal_Int32 elementTokenId, argsdecl, FSEND_t) \ + { singleElementInternal( elementTokenId, argsuse, FSEND_internal ); } \ + void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, argsdecl, FSEND_t) \ + { startElementInternal( FSNS( namespaceTokenId, elementTokenId), argsuse, FSEND_internal ); } \ + void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, argsdecl, FSEND_t) \ + { singleElementInternal( FSNS( namespaceTokenId, elementTokenId), argsuse, FSEND_internal ); } + #define SAX_ARGS_FUNC_NUM( decl1, decl2, use1, use2, convert, num ) \ + SAX_ARGS_FUNC_DECL( SAX_ARGS_ARG##num( decl1, decl2, ), SAX_ARGS_ARG##num( use1, use2, convert )) + #define SAX_ARGS_FUNC_SUBST( type, convert, num ) \ + SAX_ARGS_FUNC_NUM( sal_Int32 attribute, type value, attribute, value, convert, num ) + #define SAX_ARGS_FUNC( arg, convert ) SAX_ARGS_FUNC_SUBST( arg, convert, 2 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 3 ) SAX_ARGS_FUNC_SUBST( arg, convert, 4 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 5 ) SAX_ARGS_FUNC_SUBST( arg, convert, 6 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 7 ) SAX_ARGS_FUNC_SUBST( arg, convert, 8 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 9 ) SAX_ARGS_FUNC_SUBST( arg, convert, 10 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 11 ) SAX_ARGS_FUNC_SUBST( arg, convert, 12 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 13 ) SAX_ARGS_FUNC_SUBST( arg, convert, 14 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 15 ) SAX_ARGS_FUNC_SUBST( arg, convert, 16 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 17 ) SAX_ARGS_FUNC_SUBST( arg, convert, 18 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 19 ) SAX_ARGS_FUNC_SUBST( arg, convert, 20 ) \ + SAX_ARGS_FUNC_SUBST( arg, convert, 21 ) SAX_ARGS_FUNC_SUBST( arg, convert, 22 ) + SAX_ARGS_FUNC( const char*, ) + SAX_ARGS_FUNC( const OString&, .getStr() ) + #undef SAX_ARGS_FUNC_DECL + #undef SAX_ARGS_FUNC_NUM + #undef SAX_ARGS_FUNC_SUBST + #undef SAX_ARGS_FUNC + +private: + void startElementInternal(sal_Int32 elementTokenId, ...); + void singleElementInternal(sal_Int32 elementTokenId, ...); + + FastSaxSerializer* mpSerializer; + com::sun::star::uno::Reference<com::sun::star::xml::sax::XFastTokenHandler> mxTokenHandler; + +}; + +typedef boost::shared_ptr< FastSerializerHelper > FSHelperPtr; + +} + +#endif // _SAX_FS_HELPER_HXX_ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |