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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** 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 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 http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
//
// 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_TemplateParam_H
#define Patternist_TemplateParam_H
#include "qfunctionargument_p.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Carries meta data for @c xsl:with-param as encountered in
* template callsites such as @c xsl:call-template and @c
* xsl:apply-templates.
*
* WithParam is similar to FunctionArgument, but has in addition a default
* value in the form of an Expression.
*
* @since 4.5
* @ingroup Patternist_expressions
* @author Frans Englich <fenglich@trolltech.com>
*/
class WithParam : public FunctionArgument
{
public:
typedef QExplicitlySharedDataPointer<WithParam> Ptr;
typedef QHash<QXmlName, Ptr> Hash;
/**
* @p sourceExpression can not be @c null.
*/
inline WithParam(const QXmlName name,
const SequenceType::Ptr &type,
const Expression::Ptr &sourceExpression);
inline void setSourceExpression(const Expression::Ptr &expr)
{
Q_ASSERT(expr);
m_sourceExpression = expr;
}
/**
* @short Returns the expression which is the source the value for this
* parameter.
*
* Guaranteed to never be @c null.
*/
inline Expression::Ptr sourceExpression() const
{
return m_sourceExpression;
}
private:
Expression::Ptr m_sourceExpression;
};
WithParam::WithParam(const QXmlName name,
const SequenceType::Ptr &type,
const Expression::Ptr &sourceExpression) : FunctionArgument(name, type)
, m_sourceExpression(sourceExpression)
{
Q_ASSERT(m_sourceExpression);
}
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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