/* _________________________________________________________________________________________________________ //

  Copyright © 1992 Apple Computer, Inc. All rights reserved.

  Macintosh Developer Technical Support.C++ Macintosh Toolbox Framework.

  Date: Wednesday, June 10, 1992 22:37:24

  Revision comments are at the end of this file.

  ---

  TProcess is a Process Manager class.

  Process.h contains the header file information for the TProcess class construction.

  _________________________________________________________________________________________________________ */

// Declare label for this header file

#ifndef _PROCESS_

#define _PROCESS_

//  Toolbox Include Files

#ifndef __TYPES__

#include <Types.h>

#endif

#ifndef __PROCESSES__

#include <Processes.h>

#endif

#ifndef __APPLEEVENTS__

#include <AppleEvents.h>

#endif

#ifndef __OSUTILS__

#include <OSUtils.h>

#endif

// Global structures

ProcessSerialNumber gNullPSN = {

                                kNoProcess, kNoProcess};

// SLM definitions

#define kTProcessID "slm:dtsl$TProcess"

#ifndef __LIBRARYMANAGERCLASSES__

#include <LibraryManagerClasses.h>

#endif

// _________________________________________________________________________________________________________ //

//  Class Interface

class TProcess : public TDynamic

{

    // The TProcess classÉ

public:

    //  CONSTRUCTORS & DESTRUCTORS

    TProcess();                                 // default constructors

    virtual~ TProcess();                        // virtual destructor

    //  MAIN INTERFACES

    virtual Boolean KillApplication(ProcessSerialNumber*);// quit the application

    virtual short GetNumProcesses();            // get the N amount of currently running procs

    virtual ProcessInfoRec GetProcessInfoRec(); // fetch the whole process info rec

    virtual unsigned long GetProcessSize();     // get the size of the process

    virtual unsigned long GetFreeMem();         // get free memory available for the process

    virtual unsigned long GetLaunchDate();      // get in seconds the launch time

    virtual Boolean FindProcess(OSType signature);// find process with the right signature

    //  PUBLIC ACCESSORS AND MUTATORS           

    virtual virtual ProcessSerialNumber GetMyProcessID() const;

    virtual ProcessSerialNumber GetProcessID() const;

    // ITERATORS

    virtual void Next();                        // next PSN

    virtual Boolean Last();                     // last PSN?

    virtual void First();                       // reset to first PSN

protected:

    //  INITIATION ROUTINES                     

    virtual Boolean IProcess();                 // initialize needed class information

public:

    virtual void Initialize(ProcessSerialNumber = gNullPSN);// default constructors

private:

    //  FIELDS

    ProcessSerialNumber fProcessID;             // any specific PSN number

    ProcessSerialNumber fMyProcessID;           // our PSN number

    ProcessSerialNumber fFirstPSN;              // the first one we got

    Boolean fFirstTime;                         // signals order of iterators

    Boolean fLast;

    Boolean fState;                             // state of the object

};

#endif _PROCESS_

// _________________________________________________________________________________________________________ //

/*  Change History (most recent last):

  No        Init.   Date        Comment

  1         khs     6/10/92     New file

  2         khs     7/6/92      First decent working class

*/