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/****************************************************************************
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**
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** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Script Generator project on Qt Labs.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef ABSTRACTMETABUILDER_H
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#define ABSTRACTMETABUILDER_H
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#include "codemodel.h"
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#include "abstractmetalang.h"
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#include "typesystem.h"
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#include "typeparser.h"
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#include <QtCore/QSet>
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class AbstractMetaBuilder
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{
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public:
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enum RejectReason {
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NotInTypeSystem,
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GenerationDisabled,
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RedefinedToNotClass,
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UnmatchedArgumentType,
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UnmatchedReturnType,
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NoReason
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};
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AbstractMetaBuilder();
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virtual ~AbstractMetaBuilder() {};
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AbstractMetaClassList classes() const { return m_meta_classes; }
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AbstractMetaClassList classesTopologicalSorted() const;
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FileModelItem model() const { return m_dom; }
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void setModel(FileModelItem item) { m_dom = item; }
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ScopeModelItem popScope() { return m_scopes.takeLast(); }
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void pushScope(ScopeModelItem item) { m_scopes << item; }
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ScopeModelItem currentScope() const { return m_scopes.last(); }
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QString fileName() const { return m_file_name; }
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void setFileName(const QString &fileName) { m_file_name = fileName; }
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void dumpLog();
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bool build();
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void figureOutEnumValuesForClass(AbstractMetaClass *meta_class, QSet<AbstractMetaClass *> *classes);
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int figureOutEnumValue(const QString &name, int value, AbstractMetaEnum *meta_enum, AbstractMetaFunction *meta_function = 0);
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void figureOutEnumValues();
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void addAbstractMetaClass(AbstractMetaClass *cls);
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AbstractMetaClass *traverseTypeAlias(TypeAliasModelItem item);
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AbstractMetaClass *traverseClass(ClassModelItem item);
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bool setupInheritance(AbstractMetaClass *meta_class);
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AbstractMetaClass *traverseNamespace(NamespaceModelItem item);
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AbstractMetaEnum *traverseEnum(EnumModelItem item, AbstractMetaClass *enclosing, const QSet<QString> &enumsDeclarations);
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void traverseEnums(ScopeModelItem item, AbstractMetaClass *parent, const QStringList &enumsDeclarations);
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void traverseFunctions(ScopeModelItem item, AbstractMetaClass *parent);
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void traverseFields(ScopeModelItem item, AbstractMetaClass *parent);
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void traverseStreamOperator(FunctionModelItem function_item);
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void traverseCompareOperator(FunctionModelItem item);
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void traverseBinaryArithmeticOperator(FunctionModelItem item);
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AbstractMetaFunction *traverseFunction(FunctionModelItem function);
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AbstractMetaField *traverseField(VariableModelItem field, const AbstractMetaClass *cls);
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void checkFunctionModifications();
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void registerHashFunction(FunctionModelItem function_item);
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void registerToStringCapability(FunctionModelItem function_item);
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void parseQ_Property(AbstractMetaClass *meta_class, const QStringList &declarations);
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void setupEquals(AbstractMetaClass *meta_class);
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void setupComparable(AbstractMetaClass *meta_class);
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void setupClonable(AbstractMetaClass *cls);
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void setupFunctionDefaults(AbstractMetaFunction *meta_function, AbstractMetaClass *meta_class);
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QString translateDefaultValue(ArgumentModelItem item, AbstractMetaType *type,
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AbstractMetaFunction *fnc, AbstractMetaClass *,
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int argument_index);
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AbstractMetaType *translateType(const TypeInfo &type, bool *ok, bool resolveType = true, bool resolveScope = true);
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void decideUsagePattern(AbstractMetaType *type);
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bool inheritTemplate(AbstractMetaClass *subclass,
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const AbstractMetaClass *template_class,
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const TypeParser::Info &info);
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AbstractMetaType *inheritTemplateType(const QList<AbstractMetaType *> &template_types, AbstractMetaType *meta_type, bool *ok = 0);
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bool isQObject(const QString &qualified_name);
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bool isEnum(const QStringList &qualified_name);
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void fixQObjectForScope (TypeDatabase *types,
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NamespaceModelItem item);
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// QtScript
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QSet<QString> qtMetaTypeDeclaredTypeNames() const
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{ return m_qmetatype_declared_typenames; }
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protected:
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AbstractMetaClass *argumentToClass(ArgumentModelItem);
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virtual AbstractMetaClass *createMetaClass() = 0;
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virtual AbstractMetaEnum *createMetaEnum() = 0;
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virtual AbstractMetaEnumValue *createMetaEnumValue() = 0;
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virtual AbstractMetaField *createMetaField() = 0;
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virtual AbstractMetaFunction *createMetaFunction() = 0;
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virtual AbstractMetaArgument *createMetaArgument() = 0;
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virtual AbstractMetaType *createMetaType() = 0;
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private:
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void sortLists();
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QString m_file_name;
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AbstractMetaClassList m_meta_classes;
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AbstractMetaClassList m_templates;
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FileModelItem m_dom;
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QSet<const TypeEntry *> m_used_types;
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QMap<QString, RejectReason> m_rejected_classes;
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QMap<QString, RejectReason> m_rejected_enums;
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QMap<QString, RejectReason> m_rejected_functions;
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QMap<QString, RejectReason> m_rejected_fields;
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QList<AbstractMetaEnum *> m_enums;
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QList<QPair<AbstractMetaArgument *, AbstractMetaFunction *> > m_enum_default_arguments;
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QHash<QString, AbstractMetaEnumValue *> m_enum_values;
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AbstractMetaClass *m_current_class;
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QList<ScopeModelItem> m_scopes;
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QString m_namespace_prefix;
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QSet<AbstractMetaClass *> m_setup_inheritance_done;
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// QtScript
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QSet<QString> m_qmetatype_declared_typenames;
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};
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#endif // ABSTRACTMETBUILDER_H
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