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| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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| ** Alternatively, this file may be used under the terms of the GNU |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| |
| // |
| // 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 <private/qdaytimeduration_p.h> |
| #include <private/qyearmonthduration_p.h> |
| #include <private/qemptyiterator_p.h> |
| |
| 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 YearMonthDuration::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 |
| |
| #endif |