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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 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_Template_H
#define Patternist_Template_H
#include <QSharedData>
#include <QVector>
#include "qdynamiccontext_p.h"
#include "qexpression_p.h"
#include "qsourcelocationreflection_p.h"
#include "qtemplateinvoker_p.h"
#include "qvariabledeclaration_p.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Contains data related to a template.
*
* A Template is associated with a mode, by being housed
* inside a TemplateMode instance.
*
* Template has role very similar to UserFunction.
*
* @see TemplateMode
* @see TemplatePattern
* @see UserFunction
* @author Frans Englich <frans.englich@nokia.com>
* @ingroup Patternist_expressions
* @since 4.5
*/
class Template : public QSharedData
, public SourceLocationReflection
{
public:
typedef QExplicitlySharedDataPointer<Template> Ptr;
typedef QVector<Template::Ptr> Vector;
inline Template(const ImportPrecedence ip,
const SequenceType::Ptr &reqType) : importPrecedence(ip)
, m_reqType(reqType)
{
}
Expression::Ptr body;
/**
* Returns @c this.
*/
virtual const SourceLocationReflection* actualReflection() const;
const ImportPrecedence importPrecedence;
VariableDeclaration::List templateParameters;
/**
* If @p isCallTemplate, the caller is @c xsl:call-template, as opposed
* to for instance @c xsl:apply-templates. This affects error
* reporting.
*/
DynamicContext::Ptr createContext(const TemplateInvoker *const invoker,
const DynamicContext::Ptr &context,
const bool isCallTemplate) const;
/**
* Since we have our template parameters in templateParameters, we need
* this separate step to do the regular phases:
* Expression::typeCheck(), and Expression::compress().
*/
void compileParameters(const StaticContext::Ptr &context);
/**
* A value which takes into account the body and its template
* parameters.
*/
Expression::Properties properties() const;
Expression::Properties dependencies() const;
static void raiseXTSE0680(const ReportContext::Ptr &context,
const QXmlName &name,
const SourceLocationReflection *const reflection);
private:
DynamicContext::TemplateParameterHash parametersAsHash() const;
const SequenceType::Ptr m_reqType;
};
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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