| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtScript module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL-ONLY$ |
| ** 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. |
| ** |
| ** If you have questions regarding the use of this file, please contact |
| ** us via http://www.qt.io/contact-us/. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QSCRIPTOBJECT_P_H |
| #define QSCRIPTOBJECT_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 "JSObject.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QScriptObjectDelegate; |
| |
| class QScriptObject : public JSC::JSObject |
| { |
| public: |
| // work around CELL_SIZE limitation |
| struct Data |
| { |
| JSC::JSValue data; // QScriptValue::data |
| QScriptObjectDelegate *delegate; |
| bool isMarking; // recursion guard |
| |
| Data() : delegate(0), isMarking(false) {} |
| ~Data(); |
| }; |
| |
| explicit QScriptObject(WTF::PassRefPtr<JSC::Structure> sid); |
| virtual ~QScriptObject(); |
| |
| virtual bool getOwnPropertySlot(JSC::ExecState*, |
| const JSC::Identifier& propertyName, |
| JSC::PropertySlot&); |
| virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier&, JSC::PropertyDescriptor&); |
| virtual void put(JSC::ExecState* exec, const JSC::Identifier& propertyName, |
| JSC::JSValue, JSC::PutPropertySlot&); |
| virtual bool deleteProperty(JSC::ExecState*, |
| const JSC::Identifier& propertyName); |
| virtual void getOwnPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&, |
| JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties); |
| virtual void markChildren(JSC::MarkStack& markStack); |
| virtual JSC::CallType getCallData(JSC::CallData&); |
| virtual JSC::ConstructType getConstructData(JSC::ConstructData&); |
| virtual bool hasInstance(JSC::ExecState*, JSC::JSValue value, JSC::JSValue proto); |
| virtual bool compareToObject(JSC::ExecState*, JSC::JSObject*); |
| |
| virtual const JSC::ClassInfo* classInfo() const { return &info; } |
| static const JSC::ClassInfo info; |
| |
| static WTF::PassRefPtr<JSC::Structure> createStructure(JSC::JSValue prototype) |
| { |
| return JSC::Structure::create(prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags)); |
| } |
| |
| inline JSC::JSValue data() const; |
| inline void setData(JSC::JSValue data); |
| |
| inline QScriptObjectDelegate *delegate() const; |
| inline void setDelegate(QScriptObjectDelegate *delegate); |
| |
| protected: |
| static const unsigned StructureFlags = JSC::ImplementsHasInstance | JSC::OverridesHasInstance | JSC::OverridesGetOwnPropertySlot | JSC::OverridesMarkChildren | JSC::OverridesGetPropertyNames | JSObject::StructureFlags; |
| |
| Data *d; |
| }; |
| |
| class QScriptObjectPrototype : public QScriptObject |
| { |
| public: |
| QScriptObjectPrototype(JSC::ExecState*, WTF::PassRefPtr<JSC::Structure>, |
| JSC::Structure* prototypeFunctionStructure); |
| }; |
| |
| class QScriptObjectDelegate |
| { |
| public: |
| enum Type { |
| QtObject, |
| Variant, |
| ClassObject, |
| DeclarativeClassObject |
| }; |
| |
| QScriptObjectDelegate(); |
| virtual ~QScriptObjectDelegate(); |
| |
| virtual Type type() const = 0; |
| |
| virtual bool getOwnPropertySlot(QScriptObject*, JSC::ExecState*, |
| const JSC::Identifier& propertyName, |
| JSC::PropertySlot&); |
| virtual bool getOwnPropertyDescriptor(QScriptObject*, JSC::ExecState*, |
| const JSC::Identifier& propertyName, |
| JSC::PropertyDescriptor&); |
| virtual void put(QScriptObject*, JSC::ExecState* exec, const JSC::Identifier& propertyName, |
| JSC::JSValue, JSC::PutPropertySlot&); |
| virtual bool deleteProperty(QScriptObject*, JSC::ExecState*, |
| const JSC::Identifier& propertyName); |
| virtual void getOwnPropertyNames(QScriptObject*, JSC::ExecState*, JSC::PropertyNameArray&, |
| JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties); |
| virtual void markChildren(QScriptObject*, JSC::MarkStack& markStack); |
| virtual JSC::CallType getCallData(QScriptObject*, JSC::CallData&); |
| virtual JSC::ConstructType getConstructData(QScriptObject*, JSC::ConstructData&); |
| virtual bool hasInstance(QScriptObject*, JSC::ExecState*, |
| JSC::JSValue value, JSC::JSValue proto); |
| virtual bool compareToObject(QScriptObject*, JSC::ExecState*, JSC::JSObject*); |
| |
| private: |
| Q_DISABLE_COPY(QScriptObjectDelegate) |
| }; |
| |
| inline JSC::JSValue QScriptObject::data() const |
| { |
| if (!d) |
| return JSC::JSValue(); |
| return d->data; |
| } |
| |
| inline void QScriptObject::setData(JSC::JSValue data) |
| { |
| if (!d) |
| d = new Data(); |
| d->data = data; |
| } |
| |
| inline QScriptObjectDelegate *QScriptObject::delegate() const |
| { |
| if (!d) |
| return 0; |
| return d->delegate; |
| } |
| |
| inline void QScriptObject::setDelegate(QScriptObjectDelegate *delegate) |
| { |
| if (!d) |
| d = new Data(); |
| else |
| delete d->delegate; |
| d->delegate = delegate; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |