system.h

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//
/// \file system.h
/// Definition of TSystem, a system information provider class
//
// Part of OWLNext - the next generation Object Windows Library
// Copyright (c) 1995, 1996 by Borland International, All Rights Reserved.
//
// For more information, including license details, see
// http://owlnext.sourceforge.net
//
 
#if !defined(OWL_SYSTEM_H)
#define OWL_SYSTEM_H
 
#include <owl/private/defs.h>
#if defined(BI_HAS_PRAGMA_ONCE)
# pragma once
#endif
 
#include <owl/wsysinc.h>
#include <owl/defs.h>
 
namespace owl {
 
class TModuleVersionInfo;
 
#include <owl/preclass.h>
 
//
/// \class TSystem
/// Provides information on OS relevant information.
/// Note that this class is only a namespace for the contained static member functions,
/// and hence it should not (and can not) be instantiated or inherited.
//
class _OWLCLASS TSystem // final
{
public:
 
  /// \name Accessors for OS info
  /// @{
 
  static uint GetProductInfo();
  static auto GetVersionInfo() -> TModuleVersionInfo&;
  static uint GetMajorVersion();
  static uint GetMinorVersion();
  static uint GetBuildNumber();
  static auto GetVersionStr() -> tstring;
  static bool IsWin64Bit();
 
  /// @}
 
  //
  /// Encapsulates information about a processor core.
  /// See TSystem::GetProcessorInfo.
  //
  class _OWLCLASS TProcessorInfo // final
  {
  public:
 
    TProcessorInfo();
    ~TProcessorInfo();
 
    /// \name CPU attributes
    /// @{
 
    tstring GetName() const;
    tstring GetVendorId() const;
    static tstring GetVendorName(const tstring& vendorId);
    auto GetIdentifier() const -> tstring;
    int GetNominalFrequency() const;
 
    /// @}
    /// \name x86 CPU feature predicates
    /// @{
 
    static bool HasMmx();
    static bool Has3dNow();
    static bool HasSse();
    static bool HasSse2();
    static bool HasSse3();
 
    /// @}
 
  private:
 
    struct TImpl;
    TImpl* Pimpl;
 
    // Copy prevention
 
    TProcessorInfo(const TProcessorInfo&); // = delete
    const TProcessorInfo& operator =(const TProcessorInfo&); // = delete
  };
 
  /// \name Accessors for processor info
  /// @{
 
  static int GetNumberOfProcessors();
  static uint GetProcessorArchitecture();
  static tstring GetProcessorArchitectureName(uint architecture);
  static const TProcessorInfo& GetProcessorInfo();
 
  /// @}
 
private:
 
  // Instantiation and inheritance prevention
 
  TSystem(); // = delete
  TSystem(const TSystem&); // = delete
  TSystem& operator =(const TSystem&); // = delete
 
};
 
#include <owl/posclass.h>
 
} // OWL namespace
 
#endif  // OWL_SYSTEM_H