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/*
* Copyright (C) 2004, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef KJS_BINDINGS_OBJC_RUNTIME_H
#define KJS_BINDINGS_OBJC_RUNTIME_H
#include "BridgeJSC.h"
#include "JSDOMBinding.h"
#include "objc_header.h"
#include <runtime/JSGlobalObject.h>
#include <wtf/RetainPtr.h>
namespace JSC {
namespace Bindings {
ClassStructPtr webScriptObjectClass();
ClassStructPtr webUndefinedClass();
class ObjcInstance;
class ObjcField : public Field {
public:
ObjcField(IvarStructPtr);
ObjcField(CFStringRef name);
virtual JSValue valueFromInstance(ExecState*, const Instance*) const;
virtual void setValueToInstance(ExecState*, const Instance*, JSValue) const;
private:
IvarStructPtr _ivar;
RetainPtr<CFStringRef> _name;
};
class ObjcMethod : public Method {
public:
ObjcMethod() : _objcClass(0), _selector(0), _javaScriptName(0) {}
ObjcMethod(ClassStructPtr aClass, SEL _selector);
virtual int numParameters() const;
NSMethodSignature *getMethodSignature() const;
bool isFallbackMethod() const { return _selector == @selector(invokeUndefinedMethodFromWebScript:withArguments:); }
void setJavaScriptName(CFStringRef n) { _javaScriptName = n; }
CFStringRef javaScriptName() const { return _javaScriptName.get(); }
SEL selector() const { return _selector; }
private:
ClassStructPtr _objcClass;
SEL _selector;
RetainPtr<CFStringRef> _javaScriptName;
};
class ObjcArray : public Array {
public:
ObjcArray(ObjectStructPtr, PassRefPtr<RootObject>);
virtual void setValueAt(ExecState *exec, unsigned int index, JSValue aValue) const;
virtual JSValue valueAt(ExecState *exec, unsigned int index) const;
virtual unsigned int getLength() const;
ObjectStructPtr getObjcArray() const { return _array.get(); }
static JSValue convertObjcArrayToArray(ExecState *exec, ObjectStructPtr anObject);
private:
RetainPtr<ObjectStructPtr> _array;
};
class ObjcFallbackObjectImp : public JSDestructibleObject {
public:
typedef JSDestructibleObject Base;
static ObjcFallbackObjectImp* create(ExecState* exec, JSGlobalObject* globalObject, ObjcInstance* instance, const String& propertyName)
{
// FIXME: deprecatedGetDOMStructure uses the prototype off of the wrong global object
Structure* domStructure = WebCore::deprecatedGetDOMStructure<ObjcFallbackObjectImp>(exec);
ObjcFallbackObjectImp* fallbackObject = new (NotNull, allocateCell<ObjcFallbackObjectImp>(*exec->heap())) ObjcFallbackObjectImp(globalObject, domStructure, instance, propertyName);
fallbackObject->finishCreation(globalObject);
return fallbackObject;
}
static const ClassInfo s_info;
const String& propertyName() const { return m_item; }
static ObjectPrototype* createPrototype(ExecState*, JSGlobalObject* globalObject)
{
return globalObject->objectPrototype();
}
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
{
return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), &s_info);
}
protected:
void finishCreation(JSGlobalObject*);
private:
ObjcFallbackObjectImp(JSGlobalObject*, Structure*, ObjcInstance*, const String& propertyName);
static void destroy(JSCell*);
static const unsigned StructureFlags = OverridesGetOwnPropertySlot | JSObject::StructureFlags;
static bool getOwnPropertySlot(JSCell*, ExecState*, PropertyName, PropertySlot&);
static bool getOwnPropertyDescriptor(JSObject*, ExecState*, PropertyName, PropertyDescriptor&);
static void put(JSCell*, ExecState*, PropertyName, JSValue, PutPropertySlot&);
static CallType getCallData(JSCell*, CallData&);
static bool deleteProperty(JSCell*, ExecState*, PropertyName);
static JSValue defaultValue(const JSObject*, ExecState*, PreferredPrimitiveType);
bool toBoolean(ExecState*) const; // FIXME: Currently this is broken because none of the superclasses are marked virtual. We need to solve this in the longer term.
RefPtr<ObjcInstance> _instance;
String m_item;
};
} // namespace Bindings
} // namespace JSC
#endif
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