Project Structure

• SimpleServer.dpr
• SimpleServer_TLB.pas
• NumImpl.pas
• SimpleServer.ridl

library SimpleServer;

uses
  ComServ,
  SimpleServer_TLB in 'SimpleServer_TLB.pas',
  NumImpl in 'NumImpl.pas';

exports
  DllGetClassObject,
  DllCanUnloadNow,
  DllRegisterServer,
  DllUnregisterServer;

{$R *.TLB}

{$R *.RES}

begin
end.

unit SimpleServer_TLB;

// ************************************************************************ //
// WARNING
// -------
// The types declared in this file were generated from data read from a
// Type Library. If this type library is explicitly or indirectly (via
// another type library referring to this type library) re-imported, or the
// 'Refresh' command of the Type Library Editor activated while editing the
// Type Library, the contents of this file will be regenerated and all
// manual modifications will be lost.
// ************************************************************************ //

// $Rev: 17252 $
// File generated on 11/4/2008 12:12:33 AM from Type Library described below.

// ************************************************************************  //
// Type Lib: C:\Users\Marco\Documents\books2008\tiburon\sourcecode\08\SimpleServer\SimpleServer (1)
// LIBID: {6D563F05-A924-4C69-91EB-FAC149485901}
// LCID: 0
// Helpfile:
// HelpString: SimpleServer Library
// DepndLst:
//   (1) v2.0 stdole, (C:\Windows\system32\stdole2.tlb)
// ************************************************************************ //
{$TYPEDADDRESS OFF} // Unit must be compiled without type-checked pointers.
{$WARN SYMBOL_PLATFORM OFF}
{$WRITEABLECONST ON}
{$VARPROPSETTER ON}
{$ALIGN 4}
interface

uses Windows, ActiveX, Classes, Graphics, OleServer, StdVCL, Variants;


// *********************************************************************//
// GUIDS declared in the TypeLibrary. Following prefixes are used:
//   Type Libraries     : LIBID_xxxx
//   CoClasses          : CLASS_xxxx
//   DISPInterfaces     : DIID_xxxx
//   Non-DISP interfaces: IID_xxxx
// *********************************************************************//
const
  // TypeLibrary Major and minor versions
  SimpleServerMajorVersion = 1;
  SimpleServerMinorVersion = 0;

  LIBID_SimpleServer: TGUID = '{6D563F05-A924-4C69-91EB-FAC149485901}';

  IID_INumberProp: TGUID = '{4D24B32A-DE61-4EBE-AE53-6DF2D3DC80DA}';
  CLASS_NumberProp: TGUID = '{BDC9A273-A973-4DB4-ADE7-8F0A49004D29}';
type

// *********************************************************************//
// Forward declaration of types defined in TypeLibrary
// *********************************************************************//
  INumberProp = interface;

// *********************************************************************//
// Declaration of CoClasses defined in Type Library
// (NOTE: Here we map each CoClass to its Default Interface)
// *********************************************************************//
  NumberProp = INumberProp;


// *********************************************************************//
// Interface: INumberProp
// Flags:     (256) OleAutomation
// GUID:      {4D24B32A-DE61-4EBE-AE53-6DF2D3DC80DA}
// *********************************************************************//
  INumberProp = interface(IUnknown)
    ['{4D24B32A-DE61-4EBE-AE53-6DF2D3DC80DA}']
    function Get_Value: Integer; safecall;
    procedure Set_Value(New: Integer); safecall;
    procedure Increase; safecall;
    property Value: Integer read Get_Value write Set_Value;
  end;

// *********************************************************************//
// The Class CoNumberProp provides a Create and CreateRemote method to
// create instances of the default interface INumberProp exposed by
// the CoClass NumberProp. The functions are intended to be used by
// clients wishing to automate the CoClass objects exposed by the
// server of this typelibrary.
// *********************************************************************//
  CoNumberProp = class
    class function Create: INumberProp;
    class function CreateRemote(const MachineName: string): INumberProp;
  end;

implementation

uses ComObj;

class function CoNumberProp.Create: INumberProp;
begin
  Result := CreateComObject(CLASS_NumberProp) as INumberProp;
end;

class function CoNumberProp.CreateRemote(const MachineName: string): INumberProp;
begin
  Result := CreateRemoteComObject(MachineName, CLASS_NumberProp) as INumberProp;
end;

end.

unit NumImpl;

interface

uses
  Windows, ActiveX, Classes, ComObj, SimpleServer_TLB, StdVcl;

type
  TNumberProp = class(TTypedComObject, INumberProp)
  private
    fValue: Integer;
  public
    procedure Initialize; override;
    destructor Destroy; override;
    procedure Increase; safecall;
    function Get_Value: Integer; safecall;
    procedure Set_Value(New: Integer); safecall;
  end;

implementation

uses ComServ;

destructor TNumberProp.Destroy;
begin
  MessageBox (0, 'Object Destroyed',
    'TNumberProp', mb_OK); // API call
  inherited;
end;

function TNumberProp.Get_Value: Integer;
begin
  Result := fValue
end;

procedure TNumberProp.Increase;
begin
  Inc (fValue)
end;

procedure TNumberProp.Initialize;
begin
  inherited;
  fValue := 10
end;

procedure TNumberProp.Set_Value(New: Integer);
begin
  fValue := New
end;

initialization
  TTypedComObjectFactory.Create(ComServer, TNumberProp, Class_NumberProp,
    ciMultiInstance, tmApartment);
end.

// ************************************************************************ //
// WARNING
// -------
// This file is generated by the Type Library importer or Type Libary Editor.
// Barring syntax errors, the Editor will parse modifications made to the file.
// However, when applying changes via the Editor this file will be regenerated
// and comments or formatting changes will be lost.
// ************************************************************************ //
// File generated on 11/4/2008 12:11:00 AM (- $Rev: 12980 $, 11798308).

[
  uuid(6D563F05-A924-4C69-91EB-FAC149485901),
  version(1.0),
  helpstring("SimpleServer Library")

]
library SimpleServer
{

  importlib("stdole2.tlb");

  interface INumberProp;
  coclass NumberProp;


  [
    uuid(4D24B32A-DE61-4EBE-AE53-6DF2D3DC80DA),
    version(1.0),
    helpstring("Interface for NumberProp Object"),
    oleautomation
  ]
  interface INumberProp: IUnknown
  {
    [propget, id(0x00000065)]
    HRESULT _stdcall Value([out, retval] long* New);
    [propput, id(0x00000065)]
    HRESULT _stdcall Value([in] long New);
    [id(0x00000066)]
    HRESULT _stdcall Increase(void);
  };

  [
    uuid(BDC9A273-A973-4DB4-ADE7-8F0A49004D29),
    version(1.0),
    helpstring("NumberProp")
  ]
  coclass NumberProp
  {
    [default] interface INumberProp;
  };

};