js_classfactory.h

这是一款2d游戏引擎

/*  $Id: js_classfactory.h,v 1.7 2004/01/02 15:42:44 mbn Exp $
**
**  ClanLib Game SDK
**  Copyright (C) 2003  The ClanLib Team
**  For a total list of contributers see the file CREDITS.
**
**  This library is free software; you can redistribute it and/or
**  modify it under the terms of the GNU Lesser General Public
**  License as published by the Free Software Foundation; either
**  version 2.1 of the License, or (at your option) any later version.
**
**  This library is distributed in the hope that it will be useful,
**  but WITHOUT ANY WARRANTY; without even the implied warranty of
**  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
**  Lesser General Public License for more details.
**
**  You should have received a copy of the GNU Lesser General Public
**  License along with this library; if not, write to the Free Software
**  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
*/
//! clanJavaScript="Framework"
//! header=javascript.h

#ifndef header_js_classfactory
#define header_js_classfactory

#if _MSC_VER > 1000
#pragma once
#endif

#include "js_object.h"
#include "js_value.h"
#include "js_error.h"

//: Javascript class factory.
//- !group=JavaScript/Framework!
//- !header=javascript.h!
template<class Object>
class CL_JSClassFactory : public CL_JSObject
{
public:
	CL_JSClassFactory(const char *name, int argc, CL_JSContext &context, CL_JSObject &obj)
	: CL_JSObject(name)
	{
		jsClass.construct = factoryConstruct;
		initClass(context, obj.getObject(), 0, 0, argc, 0, 0, 0, 0);
	}

	virtual CL_JSValue onConstruct(CL_JSContext *context, CL_JSArguments &args)
	{
		return CL_JSValue(context, new Object(context, args));
	}
	
	static JSBool factoryConstruct(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
	{
		JScriptContext *context = JScriptContext::tempFromHandle(cx);
		JScriptArguments args(context, argc, argv);
		
		try
		{
			*rval = JScriptValue(context, new Object(context, args));
			return JS_TRUE;
		}
		catch (JScriptError &)
		{
			// todo: Somehow pipe error message into javascript engine.
			return JS_FALSE;
		}
	}
};

#endif