/*

    File:       Environment.h

    Contains:   TEnvironment is a Gestalt wrapper class that finds out information about the environment.

                Environment.h contains the header file information for the TEnvironment class.

    Written by: Kent Sandvik    

    Copyright:  Copyright © 1992-1999 by Apple Computer, Inc., All Rights Reserved.

                You may incorporate this Apple sample source code into your program(s) without

                restriction. This Apple sample source code has been provided "AS IS" and the

                responsibility for its operation is yours. You are not permitted to redistribute

                this Apple sample source code as "Apple sample source code" after having made

                changes. If you're going to re-distribute the source, we require that you make

                it clear in the source that the code was descended from Apple sample source

                code, but that you've made changes.

    Change History (most recent first):

                8/18/1999   Karl Groethe    Updated for Metrowerks Codewarror Pro 2.1

*/

// Declare label for this header file

#ifndef _ENVIRONMENT_

#define _ENVIRONMENT_

#ifndef _DTSCPLUSLIBRARY_

#include "DTSCPlusLibrary.h"

#endif

//  Toolbox Include Files

#ifndef __GESTALTEQU__

#include <GestaltEqu.h>

#endif

#ifndef __OSUTILS__

#include <OSUtils.h>

#endif

#ifndef __TRAPS__

#include <Traps.h>

#endif

// _________________________________________________________________________________________________________ //

//  TEnvironment Class Interface

class TEnvironment

{

public:

    //  CONSTRUCTORS AND DESTRUCTORS

    TEnvironment();                             // constructor

    ~TEnvironment();                            // destructor

    //  MAIN INTERFACE  

    virtual Boolean HasAttribute(OSType attribute,

                                 short theBit); // check for any Gestalt attribute

    virtual Boolean Check128k();                // check for MacOS version (128k Mac?)

    virtual Boolean HasAppleEvents();           // check if AE support is available

    virtual Boolean HasColorQD();               // check if Color QD is available

    virtual Boolean IsSystemSeven();            // check if we run under System 7 or not

    virtual Boolean TrapAvailable(short aNumber,

                                  // check for traps

                                  TrapType aType);

    // FIELDS

protected:

    Boolean fResult;                            // our Gestalt result

    long fLongResult;                           // used by Gestalt as well

};

#endif

// _________________________________________________________________________________________________________ //

/*  Change History (most recent last):

  No        Init.   Date        Comment

  1         khs     11/9/92     New file

*/