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 QtScript module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

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

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

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

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

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

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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

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

    30 **

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    36 **

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #include "config.h"

    43 #include "qscriptglobalobject_p.h"

    44 

    45 #include "../api/qscriptengine.h"

    46 #include "../api/qscriptengine_p.h"

    47 

    48 namespace JSC

    49 {

    50 QT_USE_NAMESPACE

    51 

    52 ASSERT_CLASS_FITS_IN_CELL(QScript::GlobalObject);

    53 ASSERT_CLASS_FITS_IN_CELL(QScript::OriginalGlobalObjectProxy);

    54 

    55 } // namespace JSC

    56 

    57 QT_BEGIN_NAMESPACE

    58 

    59 namespace QScript

    60 {

    61 

    62 GlobalObject::GlobalObject()

    63     : JSC::JSGlobalObject(), customGlobalObject(0)

    64 {

    65 }

    66 

    67 GlobalObject::~GlobalObject()

    68 {

    69 }

    70 

    71 void GlobalObject::markChildren(JSC::MarkStack& markStack)

    72 {

    73     JSC::JSGlobalObject::markChildren(markStack);

    74     if (customGlobalObject)

    75         markStack.append(customGlobalObject);

    76 }

    77 

    78 bool GlobalObject::getOwnPropertySlot(JSC::ExecState* exec,

    79                                       const JSC::Identifier& propertyName,

    80                                       JSC::PropertySlot& slot)

    81 {

    82     QScriptEnginePrivate *engine = scriptEngineFromExec(exec);

    83     if (propertyName == exec->propertyNames().arguments && engine->currentFrame->argumentCount() > 0) {

    84         JSC::JSValue args = engine->scriptValueToJSCValue(engine->contextForFrame(engine->currentFrame)->argumentsObject());

    85         slot.setValue(args);

    86         return true;

    87     }

    88     if (customGlobalObject)

    89         return customGlobalObject->getOwnPropertySlot(exec, propertyName, slot);

    90     return JSC::JSGlobalObject::getOwnPropertySlot(exec, propertyName, slot);

    91 }

    92 

    93 void GlobalObject::put(JSC::ExecState* exec, const JSC::Identifier& propertyName,

    94                        JSC::JSValue value, JSC::PutPropertySlot& slot)

    95 {

    96     if (customGlobalObject)

    97         customGlobalObject->put(exec, propertyName, value, slot);

    98     else

    99         JSC::JSGlobalObject::put(exec, propertyName, value, slot);

   100 }

   101 

   102 void GlobalObject::putWithAttributes(JSC::ExecState* exec, const JSC::Identifier& propertyName,

   103                                      JSC::JSValue value, unsigned attributes)

   104 {

   105     if (customGlobalObject)

   106         customGlobalObject->putWithAttributes(exec, propertyName, value, attributes);

   107     else

   108         JSC::JSGlobalObject::putWithAttributes(exec, propertyName, value, attributes);

   109 }

   110 

   111 bool GlobalObject::deleteProperty(JSC::ExecState* exec,

   112                                   const JSC::Identifier& propertyName, bool checkDontDelete)

   113 {

   114     if (customGlobalObject)

   115         return customGlobalObject->deleteProperty(exec, propertyName, checkDontDelete);

   116     return JSC::JSGlobalObject::deleteProperty(exec, propertyName, checkDontDelete);

   117 }

   118 

   119 bool GlobalObject::getPropertyAttributes(JSC::ExecState* exec, const JSC::Identifier& propertyName,

   120                                          unsigned& attributes) const

   121 {

   122     if (customGlobalObject)

   123         return customGlobalObject->getPropertyAttributes(exec, propertyName, attributes);

   124     return JSC::JSGlobalObject::getPropertyAttributes(exec, propertyName, attributes);

   125 }

   126 

   127 void GlobalObject::getOwnPropertyNames(JSC::ExecState* exec, JSC::PropertyNameArray& propertyNames,

   128                                        bool includeNonEnumerable)

   129 {

   130     if (customGlobalObject)

   131         customGlobalObject->getOwnPropertyNames(exec, propertyNames, includeNonEnumerable);

   132     else

   133         JSC::JSGlobalObject::getOwnPropertyNames(exec, propertyNames, includeNonEnumerable);

   134 }

   135 

   136 void GlobalObject::defineGetter(JSC::ExecState* exec, const JSC::Identifier& propertyName, JSC::JSObject* getterFunction, unsigned attributes)

   137 {

   138     if (customGlobalObject)

   139         customGlobalObject->defineGetter(exec, propertyName, getterFunction, attributes);

   140     else

   141         JSC::JSGlobalObject::defineGetter(exec, propertyName, getterFunction, attributes);

   142 }

   143 

   144 void GlobalObject::defineSetter(JSC::ExecState* exec, const JSC::Identifier& propertyName, JSC::JSObject* setterFunction, unsigned attributes)

   145 {

   146     if (customGlobalObject)

   147         customGlobalObject->defineSetter(exec, propertyName, setterFunction, attributes);

   148     else

   149         JSC::JSGlobalObject::defineSetter(exec, propertyName, setterFunction, attributes);

   150 }

   151 

   152 JSC::JSValue GlobalObject::lookupGetter(JSC::ExecState* exec, const JSC::Identifier& propertyName)

   153 {

   154     if (customGlobalObject)

   155         return customGlobalObject->lookupGetter(exec, propertyName);

   156     return JSC::JSGlobalObject::lookupGetter(exec, propertyName);

   157 }

   158 

   159 JSC::JSValue GlobalObject::lookupSetter(JSC::ExecState* exec, const JSC::Identifier& propertyName)

   160 {

   161     if (customGlobalObject)

   162         return customGlobalObject->lookupSetter(exec, propertyName);

   163     return JSC::JSGlobalObject::lookupSetter(exec, propertyName);

   164 }

   165 

   166 } // namespace QScript

   167 

   168 QT_END_NAMESPACE