src/script/api/qscriptvalue_p.h
changeset 0 1918ee327afb
child 3 41300fa6a67c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/script/api/qscriptvalue_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,166 @@
+/****************************************************************************
+**
+** 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 QtScript 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 QSCRIPTVALUE_P_H
+#define QSCRIPTVALUE_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 "wtf/Platform.h"
+#include "JSValue.h"
+
+QT_BEGIN_NAMESPACE
+
+class QString;
+class QScriptEnginePrivate;
+
+class QScriptValue;
+class QScriptValuePrivate
+{
+    Q_DISABLE_COPY(QScriptValuePrivate)
+public:
+    inline void* operator new(size_t, QScriptEnginePrivate*);
+    inline void operator delete(void*);
+
+    enum Type {
+        JavaScriptCore,
+        Number,
+        String
+    };
+
+    inline QScriptValuePrivate(QScriptEnginePrivate*);
+    inline ~QScriptValuePrivate();
+
+    inline void initFrom(JSC::JSValue value);
+    inline void initFrom(qsreal value);
+    inline void initFrom(const QString &value);
+
+    inline bool isJSC() const;
+    inline bool isObject() const;
+
+    QVariant &variantValue() const;
+    void setVariantValue(const QVariant &value);
+
+    static inline QScriptValuePrivate *get(const QScriptValue &q)
+    {
+        return q.d_ptr.data();
+    }
+
+    static inline QScriptValue toPublic(QScriptValuePrivate *d)
+    {
+        return QScriptValue(d);
+    }
+
+    static inline QScriptEnginePrivate *getEngine(const QScriptValue &q)
+    {
+        if (!q.d_ptr)
+            return 0;
+        return q.d_ptr->engine;
+    }
+
+    inline QScriptValue property(const JSC::Identifier &id, int resolveMode) const;
+    QScriptValue propertyHelper(const JSC::Identifier &id, int resolveMode) const;
+    inline QScriptValue property(quint32 index, int resolveMode) const;
+    QScriptValue propertyHelper(quint32, int resolveMode) const;
+    inline QScriptValue property(const QString &, int resolveMode) const;
+    void setProperty(const JSC::Identifier &id, const QScriptValue &value,
+                     const QScriptValue::PropertyFlags &flags);
+    QScriptValue::PropertyFlags propertyFlags(
+        const JSC::Identifier &id, const QScriptValue::ResolveFlags &mode) const;
+
+    void detachFromEngine();
+
+    qint64 objectId()
+    {
+        if ( (type == JavaScriptCore) && (engine) )
+            return (qint64)jscValue.asCell();
+        else
+            return -1;
+    }
+
+    static inline void saveException(JSC::ExecState*, JSC::JSValue*);
+    static inline void restoreException(JSC::ExecState*, JSC::JSValue);
+
+    QScriptEnginePrivate *engine;
+    Type type;
+    JSC::JSValue jscValue;
+    qsreal numberValue;
+    QString stringValue;
+
+    // linked list of engine's script values
+    QScriptValuePrivate *prev;
+    QScriptValuePrivate *next;
+
+    QBasicAtomicInt ref;
+};
+
+inline QScriptValuePrivate::QScriptValuePrivate(QScriptEnginePrivate *e)
+    : engine(e), prev(0), next(0)
+{
+    ref = 0;
+}
+
+inline bool QScriptValuePrivate::isJSC() const
+{
+    return (type == JavaScriptCore);
+}
+
+inline bool QScriptValuePrivate::isObject() const
+{
+    return isJSC() && jscValue && jscValue.isObject();
+}
+
+// Rest of inline functions implemented in qscriptengine_p.h
+
+QT_END_NAMESPACE
+
+#endif