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Commit	Line	Data
	1	/*
	2	* Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
	3	* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
	4	*
	5	* This library is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU Lesser General Public
	7	* License as published by the Free Software Foundation; either
	8	* version 2 of the License, or (at your option) any later version.
	9	*
	10	* This library is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* Lesser General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU Lesser General Public
	16	* License along with this library; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
	18	*
	19	*/
	20
	21	#ifndef StringObject_h
	22	#define StringObject_h
	23
	24	#include "JSWrapperObject.h"
	25	#include "JSString.h"
	26
	27	namespace JSC {
	28
	29	class StringObject : public JSWrapperObject {
	30	public:
	31	typedef JSWrapperObject Base;
	32
	33	static StringObject* create(ExecState* exec, Structure* structure)
	34	{
	35	JSString* string = jsEmptyString(exec);
	36	StringObject* object = new (NotNull, allocateCell<StringObject>(*exec->heap())) StringObject(exec->globalData(), structure);
	37	object->finishCreation(exec->globalData(), string);
	38	return object;
	39	}
	40	static StringObject* create(ExecState* exec, Structure* structure, JSString* string)
	41	{
	42	StringObject* object = new (NotNull, allocateCell<StringObject>(*exec->heap())) StringObject(exec->globalData(), structure);
	43	object->finishCreation(exec->globalData(), string);
	44	return object;
	45	}
	46	static StringObject* create(ExecState, JSGlobalObject, JSString*);
	47
	48	static bool getOwnPropertySlot(JSCell, ExecState, const Identifier& propertyName, PropertySlot&);
	49	static bool getOwnPropertySlotByIndex(JSCell, ExecState, unsigned propertyName, PropertySlot&);
	50	static bool getOwnPropertyDescriptor(JSObject, ExecState, const Identifier&, PropertyDescriptor&);
	51
	52	static void put(JSCell, ExecState, const Identifier& propertyName, JSValue, PutPropertySlot&);
	53
	54	static bool deleteProperty(JSCell, ExecState, const Identifier& propertyName);
	55	static void getOwnPropertyNames(JSObject, ExecState, PropertyNameArray&, EnumerationMode);
	56	static bool defineOwnProperty(JSObject, ExecState, const Identifier& propertyName, PropertyDescriptor&, bool shouldThrow);
	57
	58	static const JS_EXPORTDATA ClassInfo s_info;
	59
	60	JSString* internalValue() const { return asString(JSWrapperObject::internalValue());}
	61
	62	static Structure* createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue prototype)
	63	{
	64	return Structure::create(globalData, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), &s_info);
	65	}
	66
	67	protected:
	68	JS_EXPORT_PRIVATE void finishCreation(JSGlobalData&, JSString*);
	69	static const unsigned StructureFlags = OverridesGetOwnPropertySlot \| OverridesGetPropertyNames \| JSWrapperObject::StructureFlags;
	70	JS_EXPORT_PRIVATE StringObject(JSGlobalData&, Structure*);
	71	};
	72
	73	StringObject* asStringObject(JSValue);
	74
	75	inline StringObject* asStringObject(JSValue value)
	76	{
	77	ASSERT(asObject(value)->inherits(&StringObject::s_info));
	78	return static_cast<StringObject*>(asObject(value));
	79	}
	80
	81	} // namespace JSC
	82
	83	#endif // StringObject_h