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

     2 **

     3 ** Copyright (C) 2010 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 ** $QT_BEGIN_LICENSE:LGPL-ONLY$

    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 #include "config.h"

    25 #include "qscriptglobalobject_p.h"

    26 

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

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

    29 

    30 namespace JSC

    31 {

    32 QT_USE_NAMESPACE

    33 

    34 ASSERT_CLASS_FITS_IN_CELL(QScript::GlobalObject);

    35 ASSERT_CLASS_FITS_IN_CELL(QScript::OriginalGlobalObjectProxy);

    36 

    37 } // namespace JSC

    38 

    39 QT_BEGIN_NAMESPACE

    40 

    41 namespace QScript

    42 {

    43 

    44 GlobalObject::GlobalObject()

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

    46 {

    47 }

    48 

    49 GlobalObject::~GlobalObject()

    50 {

    51 }

    52 

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

    54 {

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

    56     if (customGlobalObject)

    57         markStack.append(customGlobalObject);

    58 }

    59 

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

    61                                       const JSC::Identifier& propertyName,

    62                                       JSC::PropertySlot& slot)

    63 {

    64     QScriptEnginePrivate *engine = scriptEngineFromExec(exec);

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

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

    67         slot.setValue(args);

    68         return true;

    69     }

    70     if (customGlobalObject)

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

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

    73 }

    74 

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

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

    77 {

    78     if (customGlobalObject)

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

    80     else

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

    82 }

    83 

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

    85                                      JSC::JSValue value, unsigned attributes)

    86 {

    87     if (customGlobalObject)

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

    89     else

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

    91 }

    92 

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

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

    95 {

    96     if (customGlobalObject)

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

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

    99 }

   100 

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

   102                                          unsigned& attributes) const

   103 {

   104     if (customGlobalObject)

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

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

   107 }

   108 

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

   110                                        bool includeNonEnumerable)

   111 {

   112     if (customGlobalObject)

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

   114     else

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

   116 }

   117 

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

   119 {

   120     if (customGlobalObject)

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

   122     else

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

   124 }

   125 

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

   127 {

   128     if (customGlobalObject)

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

   130     else

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

   132 }

   133 

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

   135 {

   136     if (customGlobalObject)

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

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

   139 }

   140 

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

   142 {

   143     if (customGlobalObject)

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

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

   146 }

   147 

   148 } // namespace QScript

   149 

   150 QT_END_NAMESPACE