MCThread.h

#if !defined(__MCTHREAD_H_)
#define __MCTHREAD_H_

#ident "@(#)$Id: MCThread.h,v 1.6 2004/12/02 07:05:20 mike Exp $"

/*
 * Copyright Miba Consulting Ltd. (c) 2000-2003
 * 
 * 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
 *
 */

#include "mcllib/MCBase.h"
#include "mcllib/MCString.h"
#include "mcllib/MCTypes.h"
#include "mcllib/MCThreadData.h"
#include "mcllib/MCRunnable.h"

namespace mcllib
{
    class MCThread : public MCBase
    {
    public:
        enum EType {
            THRTYPEUSER,      
            THRTYPESYS        
        };
        enum EScope {
            THRSCOPELOCAL,    
            THRSCOPEGLOBAL,   
            THRSCOPEBOUND     
        };
        enum EState {
            THRSTATEJOIN,     
            THRSTATENOJOIN    
        };
        enum EPriority {
            THRPRILOW,        
            THRPRINORMAL,     
            THRPRIHIGH,       
            THRPRIURGENT      
        };
        MCThread();
        MCThread(const MCString& name);
        void start(MCRunnable* pRunnable,
                   EType type = THRTYPEUSER,
                   EScope scope = THRSCOPELOCAL,
                   EState state = THRSTATEJOIN,
                   EPriority pri = THRPRINORMAL,
                   mcstacksize_t sz = 0);
        void setPriority(EPriority pri);
        void setInterrupt();
        void join();
        const MCString& getName() const;
        mcthreadid_t getId() const;
        static MCRefPtr<MCThreadData> getData(mcthreaddatakey_t index);
        static void setData(mcthreaddatakey_t index, MCThreadData* pData);
        static void setDataAll(mcthreaddatakey_t index,
            MCThreadData* pData);
        static mcthreaddatakey_t getDataIndex(const MCString& key);
        static void sleep(mcinterval_t interval);
        static void yield();
        static void clearInterrupt();
        static MCThread getCurrentThread();

    private:
        // Construct a thread from an implementation object
        MCThread(void* impl);
        // These should only be called by a scoped critical region
        static void blockInterrupt();
        static void unblockInterrupt();
    };
};


#endif

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