summaryrefslogtreecommitdiffstats
path: root/src/xmlpatterns/data/qcommonvalues_p.h
blob: cd3e270117daea933041863f24367ed23efb5798 (plain)
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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_CommonValues_H
#define Patternist_CommonValues_H

#include "qdaytimeduration_p.h"
#include "qyearmonthduration_p.h"
#include "qemptyiterator_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{

    /**
     * @short A collection of common values.
     *
     * @author Frans Englich <frans.englich@nokia.com>
     * @ingroup Patternist_xdm
     * @todo Documentation is missing/incomplete
     */
    class CommonValues
    {
    public:
        /**
         * An empty, zero-length string.
         *
         * @note It is not @c null, but empty.
         */
        static const AtomicValue::Ptr EmptyString;

        /**
         * The string "true", the lexical representation of
         * @c xs:boolean's value @c true.
         */
        static const AtomicValue::Ptr TrueString;

        /**
         * The string "false", the lexical representation of
         * @c xs:boolean's value @c false.
         */
        static const AtomicValue::Ptr UntypedAtomicFalse;

        /**
         * The string "true", the lexical representation of
         * @c xs:boolean's value @c true.
         */
        static const AtomicValue::Ptr UntypedAtomicTrue;

        /**
         * The string "false", the lexical representation of
         * @c xs:boolean's value @c false.
         */
        static const AtomicValue::Ptr FalseString;

        /**
         * @returns a Boolean instance carrying the boolean value @c true.
         * Use this value instead of Boolean::fromValue() if you
         * know what boolean value you need.
         */
        static const AtomicValue::Ptr BooleanTrue;

        /**
         * @returns a Boolean instance carrying the boolean value @c true.
         * Use this value instead of Boolean::fromValue() if you
         * know what boolean value you need.
         */
        static const AtomicValue::Ptr BooleanFalse;

        /**
         * Not-a-Numeric typed as @c xs:double.
         */
        static const AtomicValue::Ptr DoubleNaN;

        /**
         * Not-a-Number typed as @c xs:float, <tt>xs:float("NaN")</tt>.
         */
        static const AtomicValue::Ptr FloatNaN;

        /**
         * Zero(0) typed as @c xs:integer, <tt>xs:integer("0")</tt>.
         */
        static const Item IntegerZero;

        /**
         * An empty, "", @c xs:anyURI.
         */
        static const AtomicValue::Ptr EmptyAnyURI;

        /**
         * The empty sequence.
         */
        static const EmptyIterator<Item>::Ptr emptyIterator;

        /**
         * <tt>xs:float("-INF")</tt>
         */
        static const AtomicValue::Ptr NegativeInfFloat;

        /**
         * <tt>xs:float("INF")</tt>
         */
        static const AtomicValue::Ptr InfFloat;

        /**
         * <tt>xs:double("-INF")</tt>
         */
        static const AtomicValue::Ptr NegativeInfDouble;

        /**
         * <tt>xs:double("INF")</tt>
         */
        static const AtomicValue::Ptr InfDouble;

        /**
         * <tt>xs:float("1")</tt>
         */
        static const AtomicValue::Ptr FloatOne;
        /**
         * <tt>xs:double("1")</tt>
         */
        static const AtomicValue::Ptr DoubleOne;
        /**
         * <tt>xs:decimal("1")</tt>
         */
        static const AtomicValue::Ptr DecimalOne;

        /**
         * <tt>xs:integer("1")</tt>
         */
        static const Item IntegerOne;

        /**
         * <tt>xs:integer("-1")</tt>
         */
        static const Item IntegerOneNegative;

        /**
         * <tt>xs:double("0")</tt>
         */
        static const AtomicValue::Ptr DoubleZero;

        /**
         * <tt>xs:float("0")</tt>
         */
        static const AtomicValue::Ptr FloatZero;
        /**
         * <tt>xs:integer("0")</tt>
         */
        static const AtomicValue::Ptr DecimalZero;

        /**
         * The @c xs:dayTimeDuration value PT0S
         */
        static const DayTimeDuration::Ptr DayTimeDurationZero;

        /**
         * The @c xs:yearMonthDuration value P0M
         */
        static const DayTimeDuration::Ptr YearMonthDurationZero;

    private:
        /**
         * The constructor is private because this class is not meant to be instantiated,
         * but should only be used via its static const members.
         */
        inline CommonValues();

        Q_DISABLE_COPY(CommonValues)
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif