src/script/bridge/qscriptdeclarativeobject.cpp
changeset 3 41300fa6a67c
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/script/bridge/qscriptdeclarativeobject.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -0,0 +1,174 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL-ONLY$
+** 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
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "config.h"
+#include "qscriptdeclarativeobject_p.h"
+
+#include "../api/qscriptengine.h"
+#include "../api/qscriptengine_p.h"
+#include "../api/qscriptcontext.h"
+#include "../api/qscriptcontext_p.h"
+#include "../api/qscriptclass.h"
+#include "../api/qscriptclasspropertyiterator.h"
+
+#include "Error.h"
+#include "PropertyNameArray.h"
+
+#include <QtCore/qstringlist.h>
+
+Q_DECLARE_METATYPE(QScriptContext*)
+Q_DECLARE_METATYPE(QScriptValue)
+Q_DECLARE_METATYPE(QScriptValueList)
+
+QT_BEGIN_NAMESPACE
+
+namespace QScript
+{
+
+DeclarativeObjectDelegate::DeclarativeObjectDelegate(QScriptDeclarativeClass *c, 
+                                                     QScriptDeclarativeClass::Object *o)
+: m_class(c), m_object(o)
+{
+}
+
+DeclarativeObjectDelegate::~DeclarativeObjectDelegate()
+{
+    delete m_object;
+}
+
+QScriptObjectDelegate::Type DeclarativeObjectDelegate::type() const
+{
+    return DeclarativeClassObject;
+}
+
+bool DeclarativeObjectDelegate::getOwnPropertySlot(QScriptObject* object,
+                                                   JSC::ExecState *exec,
+                                                   const JSC::Identifier &propertyName,
+                                                   JSC::PropertySlot &slot)
+{
+    QScriptEnginePrivate *engine = scriptEngineFromExec(exec);
+    QScriptDeclarativeClass::Identifier identifier = (void *)propertyName.ustring().rep();
+
+    QScriptDeclarativeClassPrivate *p = QScriptDeclarativeClassPrivate::get(m_class);
+    p->context = reinterpret_cast<QScriptContext *>(exec);
+    QScriptClass::QueryFlags flags = 
+        m_class->queryProperty(m_object, identifier, QScriptClass::HandlesReadAccess);
+    if (flags & QScriptClass::HandlesReadAccess) {
+        QScriptValue value = m_class->property(m_object, identifier);
+        p->context = 0;
+        slot.setValue(engine->scriptValueToJSCValue(value));
+        return true;
+    }
+    p->context = 0;
+
+    return QScriptObjectDelegate::getOwnPropertySlot(object, exec, propertyName, slot);
+}
+
+void DeclarativeObjectDelegate::put(QScriptObject* object, JSC::ExecState *exec,
+                                    const JSC::Identifier &propertyName,
+                                    JSC::JSValue value, JSC::PutPropertySlot &slot)
+{
+    QScriptEnginePrivate *engine = scriptEngineFromExec(exec);
+    QScriptDeclarativeClass::Identifier identifier = (void *)propertyName.ustring().rep();
+
+    QScriptDeclarativeClassPrivate *p = QScriptDeclarativeClassPrivate::get(m_class);
+    p->context = reinterpret_cast<QScriptContext *>(exec);
+    QScriptClass::QueryFlags flags = 
+        m_class->queryProperty(m_object, identifier, QScriptClass::HandlesWriteAccess);
+    if (flags & QScriptClass::HandlesWriteAccess) {
+        m_class->setProperty(m_object, identifier, engine->scriptValueFromJSCValue(value));
+        p->context = 0;
+        return;
+    }
+    p->context = 0;
+
+    QScriptObjectDelegate::put(object, exec, propertyName, value, slot);
+}
+
+bool DeclarativeObjectDelegate::deleteProperty(QScriptObject* object, JSC::ExecState *exec,
+                                               const JSC::Identifier &propertyName,
+                                               bool checkDontDelete)
+{
+    return QScriptObjectDelegate::deleteProperty(object, exec, propertyName, checkDontDelete);
+}
+
+bool DeclarativeObjectDelegate::getPropertyAttributes(const QScriptObject* object, 
+                                                      JSC::ExecState *exec,
+                                                      const JSC::Identifier &propertyName,
+                                                      unsigned &attribs) const
+{
+    QScriptDeclarativeClass::Identifier identifier = (void *)propertyName.ustring().rep();
+
+    QScriptClass::QueryFlags flags = 
+        m_class->queryProperty(m_object, identifier, QScriptClass::HandlesReadAccess);
+    if (flags & QScriptClass::HandlesReadAccess) {
+        QScriptValue::PropertyFlags flags = m_class->propertyFlags(m_object, identifier);
+        attribs = 0;
+        if (flags & QScriptValue::ReadOnly)
+            attribs |= JSC::ReadOnly;
+        if (flags & QScriptValue::SkipInEnumeration)
+            attribs |= JSC::DontEnum;
+        if (flags & QScriptValue::Undeletable)
+            attribs |= JSC::DontDelete;
+        if (flags & QScriptValue::PropertyGetter)
+            attribs |= JSC::Getter;
+        if (flags & QScriptValue::PropertySetter)
+            attribs |= JSC::Setter;
+        attribs |= flags & QScriptValue::UserRange;
+        return true;
+    }
+    return QScriptObjectDelegate::getPropertyAttributes(object, exec, propertyName, attribs);
+}
+
+void DeclarativeObjectDelegate::getOwnPropertyNames(QScriptObject* object, JSC::ExecState *exec,
+                                                    JSC::PropertyNameArray &propertyNames,
+                                                    bool includeNonEnumerable)
+{
+    QStringList properties = m_class->propertyNames(m_object);
+    for (int ii = 0; ii < properties.count(); ++ii) {
+        const QString &name = properties.at(ii);
+        propertyNames.add(JSC::Identifier(exec, name));
+    }
+
+    QScriptObjectDelegate::getOwnPropertyNames(object, exec, propertyNames, includeNonEnumerable);
+}
+
+JSC::CallType DeclarativeObjectDelegate::getCallData(QScriptObject *object, JSC::CallData &callData)
+{
+    return QScriptObjectDelegate::getCallData(object, callData);
+}
+
+JSC::ConstructType DeclarativeObjectDelegate::getConstructData(QScriptObject* object, JSC::ConstructData &constructData)
+{
+    return QScriptObjectDelegate::getConstructData(object, constructData);
+}
+
+bool DeclarativeObjectDelegate::hasInstance(QScriptObject* object, JSC::ExecState *exec,
+                                            JSC::JSValue value, JSC::JSValue proto)
+{
+    return QScriptObjectDelegate::hasInstance(object, exec, value, proto);
+}
+
+} // namespace QScript
+
+QT_END_NAMESPACE