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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMLENGINE_P_H
#define QMLENGINE_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 <QtScript/QScriptClass>
#include <QtScript/QScriptValue>
#include <QtScript/QScriptString>
#include <QtCore/qstring.h>
#include <QtCore/qlist.h>
#include <QtCore/qpair.h>
#include <QtCore/qstack.h>
#include <private/qobject_p.h>
#include <private/qmlclassfactory_p.h>
#include <private/qmlcompositetypemanager_p.h>
#include <private/qpodvector_p.h>
#include <QtDeclarative/qml.h>
#include <private/qmlbasicscript_p.h>
#include <private/qmlvaluetype_p.h>
#include <QtDeclarative/qmlcontext.h>
#include <QtDeclarative/qmlengine.h>
#include <QtDeclarative/qmlexpression.h>
#include <QtScript/qscriptengine.h>
#include <private/qmlmetaproperty_p.h>
#include <private/qmlpropertycache_p.h>
#include <private/qmlobjectscriptclass_p.h>
#include <private/qmlcontextscriptclass_p.h>
#include <private/qmlvaluetypescriptclass_p.h>
QT_BEGIN_NAMESPACE
class QmlContext;
class QmlEngine;
class QmlContextPrivate;
class QmlExpression;
class QmlBasicScriptNodeCache;
class QmlContextScriptClass;
class QmlObjectScriptClass;
class QmlTypeNameScriptClass;
class QmlValueTypeScriptClass;
class QScriptEngineDebugger;
class QNetworkReply;
class QNetworkAccessManager;
class QmlAbstractBinding;
class QScriptDeclarativeClass;
class QmlTypeNameScriptClass;
class QmlTypeNameCache;
class QmlComponentAttached;
class QmlListScriptClass;
class QmlCleanup;
class QmlBindingData;
class QmlEnginePrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QmlEngine)
public:
QmlEnginePrivate(QmlEngine *);
~QmlEnginePrivate();
void init();
struct CapturedProperty {
CapturedProperty(QObject *o, int c, int n)
: object(o), coreIndex(c), notifyIndex(n) {}
CapturedProperty(const QmlMetaProperty &);
QObject *object;
int coreIndex;
int notifyIndex;
};
QPODVector<CapturedProperty> capturedProperties;
QmlContext *rootContext;
QmlExpression *currentExpression;
bool isDebugging;
#ifdef QT_SCRIPTTOOLS_LIB
QScriptEngineDebugger *debugger;
#endif
struct ImportedNamespace;
QmlContextScriptClass *contextClass;
QmlObjectScriptClass *objectClass;
QmlValueTypeScriptClass *valueTypeClass;
QmlTypeNameScriptClass *typeNameClass;
QmlListScriptClass *listClass;
// Global script class
QScriptClass *globalClass;
// Used by DOM Core 3 API
QScriptClass *nodeListClass;
QScriptClass *namedNodeMapClass;
// Used by SQL database API
QScriptClass *sqlQueryClass;
// Registered cleanup handlers
QmlCleanup *cleanup;
// Bindings that have had errors during startup
QmlBindingData *erroredBindings;
int inProgressCreations;
struct QmlScriptEngine : public QScriptEngine
{
QmlScriptEngine(QmlEnginePrivate *priv)
: p(priv) {}
QmlEnginePrivate *p;
};
QmlScriptEngine scriptEngine;
QUrl baseUrl;
template<class T>
struct SimpleList {
SimpleList()
: count(0), values(0) {}
SimpleList(int r)
: count(0), values(new T*[r]) {}
int count;
T **values;
void append(T *v) {
values[count++] = v;
}
T *at(int idx) const {
return values[idx];
}
void clear() {
delete [] values;
}
};
static void clear(SimpleList<QmlAbstractBinding> &);
static void clear(SimpleList<QmlParserStatus> &);
QList<SimpleList<QmlAbstractBinding> > bindValues;
QList<SimpleList<QmlParserStatus> > parserStatus;
QmlComponentAttached *componentAttacheds;
QmlComponent *rootComponent;
mutable QNetworkAccessManager *networkAccessManager;
QmlCompositeTypeManager typeManager;
QStringList fileImportPath;
QString offlineStoragePath;
mutable quint32 uniqueId;
quint32 getUniqueId() const {
return uniqueId++;
}
QmlValueTypeFactory valueTypes;
QHash<const QMetaObject *, QmlPropertyCache *> propertyCache;
QmlPropertyCache *cache(QObject *obj) {
Q_Q(QmlEngine);
if (!obj || QObjectPrivate::get(obj)->metaObject) return 0;
const QMetaObject *mo = obj->metaObject();
QmlPropertyCache *rv = propertyCache.value(mo);
if (!rv) {
rv = QmlPropertyCache::create(q, mo);
propertyCache.insert(mo, rv);
}
return rv;
}
// ### This whole class is embarrassing
struct Imports {
Imports();
~Imports();
Imports(const Imports ©);
Imports &operator =(const Imports ©);
void setBaseUrl(const QUrl& url);
QUrl baseUrl() const;
QmlTypeNameCache *cache(QmlEngine *) const;
private:
friend class QmlEnginePrivate;
QmlImportsPrivate *d;
};
bool addToImport(Imports*, const QString& qmlDirContent,const QString& uri, const QString& prefix, int vmaj, int vmin, QmlScriptParser::Import::Type importType) const;
bool resolveType(const Imports&, const QByteArray& type,
QmlType** type_return, QUrl* url_return,
int *version_major, int *version_minor,
ImportedNamespace** ns_return) const;
void resolveTypeInNamespace(ImportedNamespace*, const QByteArray& type,
QmlType** type_return, QUrl* url_return,
int *version_major, int *version_minor ) const;
void registerCompositeType(QmlCompiledData *);
bool isQmlList(int) const;
bool isObject(int);
int qmlListType(int) const;
const QMetaObject *rawMetaObjectForType(int) const;
const QMetaObject *metaObjectForType(int) const;
QHash<int, int> m_qmlLists;
QHash<int, QmlCompiledData *> m_compositeTypes;
QScriptValue scriptValueFromVariant(const QVariant &);
QVariant scriptValueToVariant(const QScriptValue &);
static QScriptValue qmlScriptObject(QObject*, QmlEngine*);
static QScriptValue createComponent(QScriptContext*, QScriptEngine*);
static QScriptValue createQmlObject(QScriptContext*, QScriptEngine*);
static QScriptValue vector(QScriptContext*, QScriptEngine*);
static QScriptValue rgba(QScriptContext*, QScriptEngine*);
static QScriptValue hsla(QScriptContext*, QScriptEngine*);
static QScriptValue point(QScriptContext*, QScriptEngine*);
static QScriptValue size(QScriptContext*, QScriptEngine*);
static QScriptValue rect(QScriptContext*, QScriptEngine*);
static QScriptValue lighter(QScriptContext*, QScriptEngine*);
static QScriptValue darker(QScriptContext*, QScriptEngine*);
static QScriptValue tint(QScriptContext*, QScriptEngine*);
static QScriptValue closestAngle(QScriptContext*, QScriptEngine*);
static QScriptValue playSound(QScriptContext*, QScriptEngine*);
static QScriptValue desktopOpenUrl(QScriptContext*, QScriptEngine*);
static QScriptEngine *getScriptEngine(QmlEngine *e) { return &e->d_func()->scriptEngine; }
static QmlEngine *getEngine(QScriptEngine *e) { return static_cast<QmlScriptEngine*>(e)->p->q_func(); }
static QmlEnginePrivate *get(QmlEngine *e) { return e->d_func(); }
static QmlEnginePrivate *get(QScriptEngine *e) { return static_cast<QmlScriptEngine*>(e)->p; }
QmlContext *getContext(QScriptContext *);
};
class QmlScriptClass : public QScriptClass
{
public:
QmlScriptClass(QmlEngine *);
static QVariant toVariant(QmlEngine *, const QScriptValue &);
protected:
QmlEngine *engine;
};
QT_END_NAMESPACE
#endif // QMLENGINE_P_H
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