Import relevant source from Qt 4.8

Change-Id: I5078db4081d95290c54f39d3c0efc2fc2f62e6a6

1 files changed, 166 insertions, 0 deletions

diff --git a/src/declarative/qml/qdeclarativeobjectscriptclass_p.h b/src/declarative/qml/qdeclarativeobjectscriptclass_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2012 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEOBJECTSCRIPTCLASS_P_H
+#define QDECLARATIVEOBJECTSCRIPTCLASS_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 "private/qdeclarativepropertycache_p.h"
+#include "private/qdeclarativetypenamecache_p.h"
+
+#include <private/qscriptdeclarativeclass_p.h>
+#include <QtScript/qscriptengine.h>
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeEngine;
+class QScriptContext;
+class QScriptEngine;
+class QDeclarativeContextData;
+class MethodData;
+
+class Q_AUTOTEST_EXPORT QDeclarativeObjectMethodScriptClass : public QScriptDeclarativeClass
+{
+public:
+    QDeclarativeObjectMethodScriptClass(QDeclarativeEngine *);
+    ~QDeclarativeObjectMethodScriptClass();
+
+    QScriptValue newMethod(QObject *, const QDeclarativePropertyCache::Data *);
+
+protected:
+    virtual Value call(Object *, QScriptContext *);
+    virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, QScriptClass::QueryFlags flags);
+    virtual Value property(Object *, const Identifier &);
+
+private:
+    int enumType(const QMetaObject *, const QString &);
+
+    Value callPrecise(QObject *, const QDeclarativePropertyCache::Data &, QScriptContext *);
+    Value callOverloaded(MethodData *, QScriptContext *);
+    Value callMethod(QObject *, int index, int returnType, int argCount, int *argTypes, QScriptContext *ctxt);
+
+    int matchScore(const QScriptValue &, int, const QByteArray &);
+    QDeclarativePropertyCache::Data *relatedMethod(QObject *, QDeclarativePropertyCache::Data *current, 
+                                                   QDeclarativePropertyCache::Data &dummy);
+
+    PersistentIdentifier m_connectId;
+    PersistentIdentifier m_disconnectId;
+    QScriptValue m_connect;
+    QScriptValue m_disconnect;
+
+    static QScriptValue connect(QScriptContext *context, QScriptEngine *engine);
+    static QScriptValue disconnect(QScriptContext *context, QScriptEngine *engine);
+
+    QDeclarativeEngine *engine;
+};
+
+class Q_AUTOTEST_EXPORT QDeclarativeObjectScriptClass : public QScriptDeclarativeClass
+{
+public:
+    QDeclarativeObjectScriptClass(QDeclarativeEngine *);
+    ~QDeclarativeObjectScriptClass();
+
+    QScriptValue newQObject(QObject *, int type = QMetaType::QObjectStar);
+
+    QObject *toQObject(const QScriptValue &) const;
+    int objectType(const QScriptValue &) const;
+
+    enum QueryHint {
+        ImplicitObject = 0x01,
+        SkipAttachedProperties = 0x02
+    };
+    Q_DECLARE_FLAGS(QueryHints, QueryHint)
+
+    QScriptClass::QueryFlags queryProperty(QObject *, const Identifier &, 
+                                           QScriptClass::QueryFlags flags, 
+                                           QDeclarativeContextData *evalContext,
+                                           QueryHints hints = 0);
+
+    Value property(QObject *, const Identifier &);
+
+    void setProperty(QObject *, const Identifier &name, const QScriptValue &,
+                     QScriptContext *context, QDeclarativeContextData *evalContext = 0);
+    virtual QStringList propertyNames(Object *);
+    virtual bool compare(Object *, Object *);
+
+protected:
+    virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 
+                                                   QScriptClass::QueryFlags flags);
+
+    virtual Value property(Object *, const Identifier &);
+    virtual void setProperty(Object *, const Identifier &name, const QScriptValue &);
+    virtual bool isQObject() const;
+    virtual QObject *toQObject(Object *, bool *ok = 0);
+
+private:
+    friend class QDeclarativeObjectMethodScriptClass;
+    QDeclarativeObjectMethodScriptClass methods;
+
+    QDeclarativeTypeNameCache::Data *lastTNData;
+    QDeclarativePropertyCache::Data *lastData;
+    QDeclarativePropertyCache::Data local;
+
+    PersistentIdentifier m_destroyId;
+    PersistentIdentifier m_toStringId;
+    QScriptValue m_destroy;
+    QScriptValue m_toString;
+
+    static QScriptValue tostring(QScriptContext *context, QScriptEngine *engine);
+    static QScriptValue destroy(QScriptContext *context, QScriptEngine *engine);
+
+    QDeclarativeEngine *engine;
+};
+Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativeObjectScriptClass::QueryHints);
+
+QT_END_NAMESPACE
+
+#endif // QDECLARATIVEOBJECTSCRIPTCLASS_P_H
+