API/JSCallbackConstructor.cpp

   1 /*
   2  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
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   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
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  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #include "config.h"
  27 #include "JSCallbackConstructor.h"
  28
  29 #include "APICallbackFunction.h"
  30 #include "APICast.h"
  31 #include "APIShims.h"
  32 #include "Error.h"
  33 #include "JSGlobalObject.h"
  34 #include "JSLock.h"
  35 #include "ObjectPrototype.h"
  36 #include "Operations.h"
  37 #include <wtf/Vector.h>
  38
  39 namespace JSC {
  40
  41 const ClassInfo JSCallbackConstructor::s_info = { "CallbackConstructor", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(JSCallbackConstructor) };
  42
  43 JSCallbackConstructor::JSCallbackConstructor(JSGlobalObject* globalObject, Structure* structure, JSClassRef jsClass, JSObjectCallAsConstructorCallback callback)
  44     : JSDestructibleObject(globalObject->vm(), structure)
  45     , m_class(jsClass)
  46     , m_callback(callback)
  47 {
  48 }
  49
  50 void JSCallbackConstructor::finishCreation(JSGlobalObject* globalObject, JSClassRef jsClass)
  51 {
  52     Base::finishCreation(globalObject->vm());
  53     ASSERT(inherits(&s_info));
  54     if (m_class)
  55         JSClassRetain(jsClass);
  56 }
  57
  58 JSCallbackConstructor::~JSCallbackConstructor()
  59 {
  60     if (m_class)
  61         JSClassRelease(m_class);
  62 }
  63
  64 void JSCallbackConstructor::destroy(JSCell* cell)
  65 {
  66     static_cast<JSCallbackConstructor*>(cell)->JSCallbackConstructor::~JSCallbackConstructor();
  67 }
  68
  69 ConstructType JSCallbackConstructor::getConstructData(JSCell*, ConstructData& constructData)
  70 {
  71     constructData.native.function = APICallbackFunction::construct<JSCallbackConstructor>;
  72     return ConstructTypeHost;
  73 }
  74
  75 } // namespace JSC