libGizmod/Processes.hpp

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/*
  
  Copyright (c) 2007, Tim Burrell
  Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and 
  limitations under the License. 
  
*/

#ifndef __Processes_h
#define __Processes_h

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include <string>
#include <map>
#include <boost/shared_ptr.hpp>
#include <boost/thread/mutex.hpp>

// Namespace

namespace Gizmod {

// Process Class Definition

class Process {
public:
        // public member variables
        std::string                     Name;                           
        unsigned int                    PID;                            
        std::string                     State;                          
        
        // public functions

        // construction / deconstruction
        Process();                                                      
        virtual ~Process();                                             
        
private:
        // private functions
        
        // private member variables
};
        
// Processes Class Definition

class Processes {
public:
        // public functions

        // construction / deconstruction
        Processes();                                                    
        virtual ~Processes();                                           
        
        // public static functions
        static int              isProcessRunning(std::string ProcessName); 
        static void             setTimeBetweenUpdates(float Seconds);   
        static void             updateProcessTree();                    

private:
        // private functions
        
        // private member variables
        static unsigned long    mLastUpdateTime;                        
        static unsigned long    mMsBetweenUpdates;                      
        static boost::mutex     mMutexUpdate;                           
        static std::map< std::string, boost::shared_ptr<Process> > mProcesses;  
};


} // Gizmod namespace

#endif // __Processes_h

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