1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
/* -*- 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_XMLOFF_XMLICTXT_HXX
#define INCLUDED_XMLOFF_XMLICTXT_HXX
#include <sal/config.h>
#include <xmloff/dllapi.h>
#include <sal/types.h>
#include <com/sun/star/xml/sax/XFastContextHandler.hpp>
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <rtl/ustring.hxx>
#include <xmloff/nmspmap.hxx>
#include <memory>
namespace com::sun::star::xml::sax { class XAttributeList; }
class SvXMLImport;
class SvXMLImportContext;
typedef rtl::Reference<SvXMLImportContext> SvXMLImportContextRef;
/**
This class deliberately does not support XWeak, to improve performance when loading
large documents.
*/
class XMLOFF_DLLPUBLIC SvXMLImportContext : public css::xml::sax::XFastContextHandler,
public css::lang::XTypeProvider
{
friend class SvXMLImport;
oslInterlockedCount m_nRefCount;
SvXMLImport& mrImport;
sal_uInt16 mnPrefix;
OUString maLocalName;
bool mbPrefixAndLocalNameFilledIn;
std::unique_ptr<SvXMLNamespaceMap> m_pRewindMap;
SAL_DLLPRIVATE std::unique_ptr<SvXMLNamespaceMap> TakeRewindMap() { return std::move(m_pRewindMap); }
SAL_DLLPRIVATE void PutRewindMap(std::unique_ptr<SvXMLNamespaceMap> p) { m_pRewindMap = std::move(p); }
protected:
SvXMLImport& GetImport() { return mrImport; }
const SvXMLImport& GetImport() const { return mrImport; }
public:
bool IsPrefixFilledIn() const { return mnPrefix != 0; }
sal_uInt16 GetPrefix() const { assert(mbPrefixAndLocalNameFilledIn && "those fields not filled, probably fast-parser context"); return mnPrefix; }
const OUString& GetLocalName() const { assert(mbPrefixAndLocalNameFilledIn && "those fields not filled, probably fast-parser context"); return maLocalName; }
/** A contexts constructor does anything that is required if an element
* starts. Namespace processing has been done already.
* Note that virtual methods cannot be used inside constructors. Use
* StartElement instead if this is required. */
SvXMLImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx,
const OUString& rLName );
SvXMLImportContext( SvXMLImport& rImport );
/** A contexts destructor does anything that is required if an element
* ends. By default, nothing is done.
* Note that virtual methods cannot be used inside destructors. Use
* EndElement instead if this is required. */
virtual ~SvXMLImportContext();
/** Create a children element context. By default, the import's
* CreateContext method is called to create a new default context. */
virtual SvXMLImportContextRef CreateChildContext( sal_uInt16 nPrefix,
const OUString& rLocalName,
const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList );
/** StartElement is called after a context has been constructed and
* before an elements context is parsed. It may be used for actions that
* require virtual methods. The default is to do nothing. */
virtual void StartElement( const css::uno::Reference< css::xml::sax::XAttributeList >& xAttrList );
/** EndElement is called before a context will be destructed, but
* after an elements context has been parsed. It may be used for actions
* that require virtual methods. The default is to do nothing. */
virtual void EndElement();
/** This method is called for all characters that are contained in the
* current element. The default is to ignore them. */
virtual void Characters( const OUString& rChars );
// css::xml::sax::XFastContextHandler:
virtual void SAL_CALL startFastElement (sal_Int32 Element,
const css::uno::Reference< css::xml::sax::XFastAttributeList >& Attribs) override;
virtual void SAL_CALL startUnknownElement(const OUString & Namespace, const OUString & Name,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & Attribs) override;
virtual void SAL_CALL endFastElement(sal_Int32 Element) override;
virtual void SAL_CALL endUnknownElement(const OUString & Namespace, const OUString & Name) override;
virtual css::uno::Reference< XFastContextHandler > SAL_CALL createFastChildContext(sal_Int32 Element,
const css::uno::Reference<css::xml::sax::XFastAttributeList>& Attribs) override;
virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createUnknownChildContext(
const OUString & Namespace, const OUString & Name,
const css::uno::Reference< css::xml::sax::XFastAttributeList > & Attribs) override;
virtual void SAL_CALL characters(const OUString & aChars) override;
// XInterface
virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type& aType ) final override;
virtual void SAL_CALL acquire() throw () final override
{ osl_atomic_increment(&m_nRefCount); }
virtual void SAL_CALL release() throw () final override
{ if (osl_atomic_decrement(&m_nRefCount) == 0) delete this; }
// XTypeProvider
virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes( ) final override;
virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId( ) final override;
};
#endif // INCLUDED_XMLOFF_XMLICTXT_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
