debugger/DebuggerActivation.h

   1 /*
   2  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   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.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef DebuggerActivation_h
  27 #define DebuggerActivation_h
  28
  29 #include "JSObject.h"
  30
  31 namespace JSC {
  32
  33 class DebuggerActivation : public JSNonFinalObject {
  34 public:
  35     typedef JSNonFinalObject Base;
  36
  37     static DebuggerActivation* create(VM& vm, JSObject* object)
  38     {
  39         DebuggerActivation* activation = new (NotNull, allocateCell<DebuggerActivation>(vm.heap)) DebuggerActivation(vm);
  40         activation->finishCreation(vm, object);
  41         return activation;
  42     }
  43
  44     static void visitChildren(JSCell*, SlotVisitor&);
  45     static String className(const JSObject*);
  46     static bool getOwnPropertySlot(JSObject*, ExecState*, PropertyName, PropertySlot&);
  47     static void put(JSCell*, ExecState*, PropertyName, JSValue, PutPropertySlot&);
  48     static bool deleteProperty(JSCell*, ExecState*, PropertyName);
  49     static void getOwnPropertyNames(JSObject*, ExecState*, PropertyNameArray&, EnumerationMode);
  50     static bool defineOwnProperty(JSObject*, ExecState*, PropertyName, const PropertyDescriptor&, bool shouldThrow);
  51
  52     DECLARE_EXPORT_INFO;
  53
  54     static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
  55     {
  56         return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
  57     }
  58
  59 protected:
  60     static const unsigned StructureFlags = OverridesGetOwnPropertySlot | OverridesVisitChildren | JSObject::StructureFlags;
  61
  62     JS_EXPORT_PRIVATE void finishCreation(VM&, JSObject* activation);
  63
  64 private:
  65     JS_EXPORT_PRIVATE DebuggerActivation(VM&);
  66     WriteBarrier<JSActivation> m_activation;
  67 };
  68
  69 } // namespace JSC
  70
  71 #endif // DebuggerActivation_h