source: trunk/src/xmlpatterns/parser/qtokenizer_p.h@ 841

Last change on this file since 841 was 651, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.2 sources.

File size: 6.7 KB
RevLine 
[2]1/****************************************************************************
2**
[651]3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
[561]4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
[2]6**
7** This file is part of the QtXmlPatterns module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
[561]24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
[2]27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
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[561]36** If you have questions regarding the use of this file, please contact
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[2]38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42//
43// W A R N I N G
44// -------------
45//
46// This file is not part of the Qt API. It exists purely as an
47// implementation detail. This header file may change from version to
48// version without notice, or even be removed.
49//
50// We mean it.
51
52#ifndef Patternist_Tokenizer_H
53#define Patternist_Tokenizer_H
54
55#include <QPair>
56#include <QSharedData>
57#include <QString>
58#include <QUrl>
59
60#include "qparsercontext_p.h"
61#include "qtokensource_p.h"
62
63/**
64 * @file
65 * @short Contains functions and classes used by the parser and tokenizer.
66 */
67
68QT_BEGIN_HEADER
69
70QT_BEGIN_NAMESPACE
71
72namespace QPatternist
73{
74 typedef QPair<QString, Expression::Ptr> AttributeHolder;
75 typedef QVector<AttributeHolder> AttributeHolderVector;
76
77 class OrderSpecTransfer
78 {
79 public:
80 typedef QList<OrderSpecTransfer> List;
81 inline OrderSpecTransfer()
82 {
83 }
84
85 inline OrderSpecTransfer(const Expression::Ptr &aExpr,
86 const OrderBy::OrderSpec aOrderSpec) : expression(aExpr),
87 orderSpec(aOrderSpec)
88 {
89 Q_ASSERT(expression);
90 }
91
92 Expression::Ptr expression;
93 OrderBy::OrderSpec orderSpec;
94 };
95
96 /**
97 * @short The value the parser, but not the tokenizers, uses for tokens and
98 * non-terminals.
99 *
100 * It is inefficient but ensures nothing leaks, by invoking C++
101 * destructors even in the cases the code throws exceptions. This might be
102 * able to be done in a more efficient way -- suggestions are welcome.
103 */
104 class TokenValue
105 {
106 public:
107 QString sval;
108
109 Expression::Ptr expr;
110 Expression::List expressionList;
111
112 Cardinality cardinality;
113 ItemType::Ptr itemType;
114 SequenceType::Ptr sequenceType;
115 FunctionArgument::List functionArguments;
116 FunctionArgument::Ptr functionArgument;
117 QVector<QXmlName> qNameVector;
118 QXmlName qName;
119 /**
120 * Holds enum values.
121 */
122 EnumUnion enums;
123
124 AttributeHolder attributeHolder;
125 AttributeHolderVector attributeHolders;
126 OrderSpecTransfer::List orderSpecs;
127 OrderSpecTransfer orderSpec;
128 };
129}
130
131QT_END_NAMESPACE
132
133/**
134 * Macro for the data type of semantic values; int by default.
135 * See section Data Types of Semantic Values.
136 */
137#define YYSTYPE QPatternist::TokenValue