/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Sergei Dolgov <sergei_d@fi.tartu.ee>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef TOOLKIT_H      
#define TOOLKIT_H

#include "nsIToolkit.h"

#include <OS.h>

struct MethodInfo;

/**
 * Wrapper around the thread running the message pump.
 * The toolkit abstraction is necessary because the message pump must
 * execute within the same thread that created the widget under Win32.
 */ 

class nsToolkit : public nsIToolkit
{
public:
            NS_DECL_ISUPPORTS

                            nsToolkit();
            NS_IMETHOD      Init(PRThread *aThread);
            bool            CallMethod(MethodInfo *info);
			bool			CallMethodAsync(MethodInfo *info);
            // Return whether the current thread is the application's Gui thread.  
            PRBool          IsGuiThread(void)      { return (PRBool)(mGuiThread == PR_GetCurrentThread());}
            PRThread*       GetGuiThread(void)       { return mGuiThread;   }
			void			Kill();
private:
            virtual         ~nsToolkit();
            void            CreateUIThread(void);

protected:
    // Thread Id of the "main" Gui thread.
    PRThread    *mGuiThread;
	static void	RunPump(void* arg);
	void		GetInterface();
	bool		cached;
	bool		localthread;
	port_id		eventport;
};

#endif  // TOOLKIT_H