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/****************************************************************************
**
** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Script Generator project on Qt Labs.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef ABSTRACTMETABUILDER_H
#define ABSTRACTMETABUILDER_H
#include "codemodel.h"
#include "abstractmetalang.h"
#include "typesystem.h"
#include "typeparser.h"
#include <QtCore/QSet>
class AbstractMetaBuilder
{
public:
enum RejectReason {
NotInTypeSystem,
GenerationDisabled,
RedefinedToNotClass,
UnmatchedArgumentType,
UnmatchedReturnType,
NoReason
};
AbstractMetaBuilder();
virtual ~AbstractMetaBuilder() {};
AbstractMetaClassList classes() const { return m_meta_classes; }
AbstractMetaClassList classesTopologicalSorted() const;
FileModelItem model() const { return m_dom; }
void setModel(FileModelItem item) { m_dom = item; }
ScopeModelItem popScope() { return m_scopes.takeLast(); }
void pushScope(ScopeModelItem item) { m_scopes << item; }
ScopeModelItem currentScope() const { return m_scopes.last(); }
QString fileName() const { return m_file_name; }
void setFileName(const QString &fileName) { m_file_name = fileName; }
void dumpLog();
bool build();
void figureOutEnumValuesForClass(AbstractMetaClass *meta_class, QSet<AbstractMetaClass *> *classes);
int figureOutEnumValue(const QString &name, int value, AbstractMetaEnum *meta_enum, AbstractMetaFunction *meta_function = 0);
void figureOutEnumValues();
void figureOutDefaultEnumArguments();
void addAbstractMetaClass(AbstractMetaClass *cls);
AbstractMetaClass *traverseTypeAlias(TypeAliasModelItem item);
AbstractMetaClass *traverseClass(ClassModelItem item);
bool setupInheritance(AbstractMetaClass *meta_class);
AbstractMetaClass *traverseNamespace(NamespaceModelItem item);
AbstractMetaEnum *traverseEnum(EnumModelItem item, AbstractMetaClass *enclosing, const QSet<QString> &enumsDeclarations);
void traverseEnums(ScopeModelItem item, AbstractMetaClass *parent, const QStringList &enumsDeclarations);
void traverseFunctions(ScopeModelItem item, AbstractMetaClass *parent);
void traverseFields(ScopeModelItem item, AbstractMetaClass *parent);
void traverseStreamOperator(FunctionModelItem function_item);
void traverseCompareOperator(FunctionModelItem item);
void traverseBinaryArithmeticOperator(FunctionModelItem item);
AbstractMetaFunction *traverseFunction(FunctionModelItem function);
AbstractMetaField *traverseField(VariableModelItem field, const AbstractMetaClass *cls);
void checkFunctionModifications();
void registerHashFunction(FunctionModelItem function_item);
void registerToStringCapability(FunctionModelItem function_item);
void parseQ_Property(AbstractMetaClass *meta_class, const QStringList &declarations);
void setupEquals(AbstractMetaClass *meta_class);
void setupComparable(AbstractMetaClass *meta_class);
void setupClonable(AbstractMetaClass *cls);
void setupFunctionDefaults(AbstractMetaFunction *meta_function, AbstractMetaClass *meta_class);
QString translateDefaultValue(ArgumentModelItem item, AbstractMetaType *type,
AbstractMetaFunction *fnc, AbstractMetaClass *,
int argument_index);
AbstractMetaType *translateType(const TypeInfo &type, bool *ok, bool resolveType = true, bool resolveScope = true);
void decideUsagePattern(AbstractMetaType *type);
bool inheritTemplate(AbstractMetaClass *subclass,
const AbstractMetaClass *template_class,
const TypeParser::Info &info);
AbstractMetaType *inheritTemplateType(const QList<AbstractMetaType *> &template_types, AbstractMetaType *meta_type, bool *ok = 0);
bool isQObject(const QString &qualified_name);
bool isEnum(const QStringList &qualified_name);
void fixQObjectForScope (TypeDatabase *types,
NamespaceModelItem item);
// QtScript
QSet<QString> qtMetaTypeDeclaredTypeNames() const
{ return m_qmetatype_declared_typenames; }
protected:
AbstractMetaClass *argumentToClass(ArgumentModelItem);
virtual AbstractMetaClass *createMetaClass() = 0;
virtual AbstractMetaEnum *createMetaEnum() = 0;
virtual AbstractMetaEnumValue *createMetaEnumValue() = 0;
virtual AbstractMetaField *createMetaField() = 0;
virtual AbstractMetaFunction *createMetaFunction() = 0;
virtual AbstractMetaArgument *createMetaArgument() = 0;
virtual AbstractMetaType *createMetaType() = 0;
private:
void sortLists();
QString m_file_name;
AbstractMetaClassList m_meta_classes;
AbstractMetaClassList m_templates;
FileModelItem m_dom;
QSet<const TypeEntry *> m_used_types;
QMap<QString, RejectReason> m_rejected_classes;
QMap<QString, RejectReason> m_rejected_enums;
QMap<QString, RejectReason> m_rejected_functions;
QMap<QString, RejectReason> m_rejected_fields;
QList<AbstractMetaEnum *> m_enums;
QList<QPair<AbstractMetaArgument *, AbstractMetaFunction *> > m_enum_default_arguments;
QHash<QString, AbstractMetaEnumValue *> m_enum_values;
AbstractMetaClass *m_current_class;
QList<ScopeModelItem> m_scopes;
QString m_namespace_prefix;
QSet<AbstractMetaClass *> m_setup_inheritance_done;
// QtScript
QSet<QString> m_qmetatype_declared_typenames;
};
#endif // ABSTRACTMETBUILDER_H
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