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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQMLCOMPILER_P_H
#define QQMLCOMPILER_P_H
//
// 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.
//
#include "qqml.h"
#include "qqmlerror.h"
#include "qqmlengine_p.h"
#include <private/qbitfield_p.h>
#include "qqmlpropertycache_p.h"
#include "qqmltypenamecache_p.h"
#include "qqmltypeloader_p.h"
#include "private/qv4identifier_p.h"
#include <private/qqmljsastfwd_p.h>
#include "qqmlcustomparser_p.h"
#include <QtCore/qbytearray.h>
#include <QtCore/qset.h>
#include <QtCore/QCoreApplication>
QT_BEGIN_NAMESPACE
namespace QV4 {
namespace CompiledData {
struct CompilationUnit;
struct Unit;
}
}
class QQmlEngine;
class QQmlComponent;
class QQmlContext;
class QQmlContextData;
// ### Merge with QV4::CompiledData::CompilationUnit
class Q_AUTOTEST_EXPORT QQmlCompiledData : public QQmlRefCount, public QQmlCleanup
{
public:
QQmlCompiledData(QQmlEngine *engine);
virtual ~QQmlCompiledData();
QQmlEngine *engine;
QString fileName() const { return compilationUnit->fileName(); }
QUrl url() const { return QUrl(fileName()); }
QQmlTypeNameCache *importCache;
int metaTypeId;
int listMetaTypeId;
bool isRegisteredWithEngine;
struct TypeReference
{
TypeReference()
: type(0), typePropertyCache(0), component(0)
, majorVersion(0)
, minorVersion(0)
, isFullyDynamicType(false)
{}
QQmlType *type;
QQmlPropertyCache *typePropertyCache;
QQmlCompiledData *component;
int majorVersion;
int minorVersion;
// Types such as QQmlPropertyMap can add properties dynamically at run-time and
// therefore cannot have a property cache installed when instantiated.
bool isFullyDynamicType;
QQmlPropertyCache *propertyCache() const;
QQmlPropertyCache *createPropertyCache(QQmlEngine *);
void doDynamicTypeCheck();
};
// map from name index
QHash<int, TypeReference*> resolvedTypes;
QQmlPropertyCache *rootPropertyCache;
QVector<QByteArray> metaObjects;
QVector<QQmlPropertyCache *> propertyCaches;
QList<QQmlScriptData *> scripts;
QV4::CompiledData::CompilationUnit *compilationUnit;
// index in first hash is component index, hash inside maps from object index in that scope to integer id
QHash<int, QHash<int, int> > objectIndexToIdPerComponent;
QHash<int, int> objectIndexToIdForRoot;
// hash key is object index, value is indicies of bindings covered by custom parser
QHash<int, QBitArray> customParserBindings;
QHash<int, QBitArray> deferredBindingsPerObject; // index is object index
int totalBindingsCount; // Number of bindings used in this type
int totalParserStatusCount; // Number of instantiated types that are QQmlParserStatus subclasses
int totalObjectCount; // Number of objects explicitly instantiated
bool isComponent(int objectIndex) const { return objectIndexToIdPerComponent.contains(objectIndex); }
bool isCompositeType() const { return !metaObjects.at(compilationUnit->data->indexOfRootObject).isEmpty(); }
bool isInitialized() const { return hasEngine(); }
void initialize(QQmlEngine *);
protected:
virtual void destroy(); // From QQmlRefCount
virtual void clear(); // From QQmlCleanup
private:
QQmlCompiledData(const QQmlCompiledData &other);
QQmlCompiledData &operator=(const QQmlCompiledData &other);
};
QT_END_NAMESPACE
#endif // QQMLCOMPILER_P_H
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