1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtDeclarative module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL-ONLY$

    10 ** GNU Lesser General Public License Usage

    11 ** This file may be used under the terms of the GNU Lesser

    12 ** General Public License version 2.1 as published by the Free Software

    13 ** Foundation and appearing in the file LICENSE.LGPL included in the

    14 ** packaging of this file.  Please review the following information to

    15 ** ensure the GNU Lesser General Public License version 2.1 requirements

    16 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    17 **

    18 ** If you have questions regarding the use of this file, please contact

    19 ** Nokia at qt-info@nokia.com.

    20 ** $QT_END_LICENSE$

    21 **

    22 ****************************************************************************/

    23 

    24 #ifndef QSCRIPTDECLARATIVECLASS_P_H

    25 #define QSCRIPTDECLARATIVECLASS_P_H

    26 

    27 //

    28 //  W A R N I N G

    29 //  -------------

    30 //

    31 // This file is not part of the Qt API.  It exists purely as an

    32 // implementation detail.  This header file may change from version to

    33 // version without notice, or even be removed.

    34 //

    35 // We mean it.

    36 //

    37 

    38 #include <QtCore/qobjectdefs.h>

    39 #include <QtScript/qscriptvalue.h>

    40 #include <QtScript/qscriptclass.h>

    41 

    42 QT_BEGIN_NAMESPACE

    43 

    44 class QScriptDeclarativeClassPrivate;

    45 class PersistentIdentifierPrivate;

    46 class QScriptContext;

    47 class Q_SCRIPT_EXPORT QScriptDeclarativeClass

    48 {

    49 public:

    50     typedef void* Identifier;

    51 

    52     struct Object { virtual ~Object() {} };

    53 

    54     static QScriptValue newObject(QScriptEngine *, QScriptDeclarativeClass *, Object *);

    55     static QScriptDeclarativeClass *scriptClass(const QScriptValue &);

    56     static Object *object(const QScriptValue &);

    57 

    58     static QScriptValue function(const QScriptValue &, const Identifier &);

    59     static QScriptValue property(const QScriptValue &, const Identifier &);

    60 

    61     static QScriptValue scopeChainValue(QScriptContext *, int index);

    62     static QScriptContext *pushCleanContext(QScriptEngine *);

    63 

    64     class Q_SCRIPT_EXPORT PersistentIdentifier 

    65     {

    66     public:

    67         Identifier identifier;

    68 

    69         PersistentIdentifier();

    70         ~PersistentIdentifier();

    71         PersistentIdentifier(const PersistentIdentifier &other);

    72         PersistentIdentifier &operator=(const PersistentIdentifier &other);

    73 

    74     private:

    75         friend class QScriptDeclarativeClass;

    76         PersistentIdentifier(bool) : identifier(0), d(0) {}

    77         void *d;

    78     };

    79 

    80     QScriptDeclarativeClass(QScriptEngine *engine);

    81     virtual ~QScriptDeclarativeClass();

    82 

    83     QScriptEngine *engine() const;

    84 

    85     PersistentIdentifier createPersistentIdentifier(const QString &);

    86     PersistentIdentifier createPersistentIdentifier(const Identifier &);

    87 

    88     QString toString(const Identifier &);

    89     quint32 toArrayIndex(const Identifier &, bool *ok);

    90 

    91     virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 

    92                                                    QScriptClass::QueryFlags flags);

    93 

    94     virtual QScriptValue property(Object *, const Identifier &);

    95     virtual void setProperty(Object *, const Identifier &name, const QScriptValue &);

    96     virtual QScriptValue::PropertyFlags propertyFlags(Object *, const Identifier &);

    97 

    98     virtual QStringList propertyNames(Object *);

    99 

   100     virtual QObject *toQObject(Object *, bool *ok = 0);

   101     virtual QVariant toVariant(Object *, bool *ok = 0);

   102 

   103     QScriptContext *context() const;

   104 protected:

   105     friend class QScriptDeclarativeClassPrivate;

   106     QScopedPointer<QScriptDeclarativeClassPrivate> d_ptr;

   107 };

   108 

   109 QT_END_NAMESPACE

   110 

   111 #endif