Add QScriptDeclarativeClass

QScriptDeclarativeClass is a private, but exported, class used by the
declarativeui module.  It is very similar to QScriptClass, but slightly
faster and provides a couple of "backdoor" extension mechanisms used
by declarative.

Reviewed-by: Warwick Allison

1 files changed, 129 insertions, 0 deletions

diff --git a/src/script/bridge/qscriptdeclarativeclass_p.h b/src/script/bridge/qscriptdeclarativeclass_p.h
new file mode 100644
index 0000000..d0e653d
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+++ b/src/script/bridge/qscriptdeclarativeclass_p.h
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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 QSCRIPTDECLARATIVECLASS_P_H
+#define QSCRIPTDECLARATIVECLASS_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 <QtCore/qobjectdefs.h>
+#include <QtScript/qscriptvalue.h>
+#include <QtScript/qscriptclass.h>
+
+QT_BEGIN_NAMESPACE
+
+class QScriptDeclarativeClassPrivate;
+class PersistentIdentifierPrivate;
+class QScriptContext;
+class Q_SCRIPT_EXPORT QScriptDeclarativeClass
+{
+public:
+    typedef void* Identifier;
+
+    struct Object { virtual ~Object() {} };
+
+    static QScriptValue newObject(QScriptEngine *, QScriptDeclarativeClass *, Object *);
+    static QScriptDeclarativeClass *scriptClass(const QScriptValue &);
+    static Object *object(const QScriptValue &);
+
+    static QScriptValue function(const QScriptValue &, const Identifier &);
+    static QScriptValue property(const QScriptValue &, const Identifier &);
+
+    static QScriptValue scopeChainValue(QScriptContext *, int index);
+    static QScriptContext *pushCleanContext(QScriptEngine *);
+
+    class Q_SCRIPT_EXPORT PersistentIdentifier 
+    {
+    public:
+        Identifier identifier;
+
+        PersistentIdentifier();
+        ~PersistentIdentifier();
+        PersistentIdentifier(const PersistentIdentifier &other);
+        PersistentIdentifier &operator=(const PersistentIdentifier &other);
+
+    private:
+        friend class QScriptDeclarativeClass;
+        PersistentIdentifier(bool) : identifier(0), d(0) {}
+        void *d;
+    };
+
+    QScriptDeclarativeClass(QScriptEngine *engine);
+    virtual ~QScriptDeclarativeClass();
+
+    QScriptEngine *engine() const;
+
+    PersistentIdentifier createPersistentIdentifier(const QString &);
+    PersistentIdentifier createPersistentIdentifier(const Identifier &);
+
+    QString toString(const Identifier &);
+    quint32 toArrayIndex(const Identifier &, bool *ok);
+
+    virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 
+                                                   QScriptClass::QueryFlags flags);
+
+    virtual QScriptValue property(Object *, const Identifier &);
+    virtual void setProperty(Object *, const Identifier &name, const QScriptValue &);
+    virtual QScriptValue::PropertyFlags propertyFlags(Object *, const Identifier &);
+
+    virtual QStringList propertyNames(Object *);
+
+    virtual QObject *toQObject(Object *, bool *ok = 0);
+    virtual QVariant toVariant(Object *, bool *ok = 0);
+
+    QScriptContext *context() const;
+protected:
+    friend class QScriptDeclarativeClassPrivate;
+    QScopedPointer<QScriptDeclarativeClassPrivate> d_ptr;
+};
+
+QT_END_NAMESPACE
+
+#endif