diff options
Diffstat (limited to 'src/xmlpatterns/data/qboolean_p.h')
| -rw-r--r-- | src/xmlpatterns/data/qboolean_p.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/xmlpatterns/data/qboolean_p.h b/src/xmlpatterns/data/qboolean_p.h new file mode 100644 index 0000000..10b1515 --- /dev/null +++ b/src/xmlpatterns/data/qboolean_p.h @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@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_Boolean_H +#define Patternist_Boolean_H + +#include "qitem_p.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short Implements the value instance of the @c xs:boolean type. + * + * @author Frans Englich <fenglich@trolltech.com> + * @ingroup Patternist_xdm + */ + class Q_AUTOTEST_EXPORT Boolean : public AtomicValue + { + public: + typedef AtomicValue::Ptr Ptr; + + /** + * @returns the boolean value this Boolean represents + */ + static bool evaluateEBV(const Item::Iterator::Ptr &e, + const QExplicitlySharedDataPointer<DynamicContext> &); + + static bool evaluateEBV(const Item &first, + const Item::Iterator::Ptr &e, + const QExplicitlySharedDataPointer<DynamicContext> &); + + static bool evaluateEBV(const Item &item, + const QExplicitlySharedDataPointer<DynamicContext> &context); + + virtual QString stringValue() const; + + /** + * @returns a Boolean object instantiating @p value. Use True() or False() + * if you already know what value you need. + */ + static Boolean::Ptr fromValue(const bool value); + + /** + * Creates a boolean value from a lexical representation. "true" and "1" + * becomes @c true, while "false" and "0" becomes @c false. + */ + static AtomicValue::Ptr fromLexical(const QString &val); + + /** + * Get the Effective %Boolean Value of this boolean value. For <tt>xs:boolean</tt>, this + * is simply the value. + */ + virtual bool evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const; + + virtual ItemType::Ptr type() const; + + inline bool value() const + { + return m_value; + } + + protected: + friend class CommonValues; + Boolean(const bool value); + + private: + const bool m_value; + }; +} + +QT_END_NAMESPACE +QT_END_HEADER + +#endif |