pdiiserver_tlb.pas

就是这本书的随书代码。包括《实战Delphi 5.x-分布式多层应用系统篇》

unit PDIIServer_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.                                         
// ************************************************************************ //

// PASTLWTR : $Revision:   1.88  $
// File generated on 1999/10/24 AM 08:49:49 from Type Library described below.

// *************************************************************************//
// NOTE:                                                                      
// Items guarded by $IFDEF_LIVE_SERVER_AT_DESIGN_TIME are used by properties  
// which return objects that may need to be explicitly created via a function 
// call prior to any access via the property. These items have been disabled  
// in order to prevent accidental use from within the object inspector. You   
// may enable them by defining LIVE_SERVER_AT_DESIGN_TIME or by selectively   
// removing them from the $IFDEF blocks. However, such items must still be    
// programmatically created via a method of the appropriate CoClass before    
// they can be used.                                                          
// ************************************************************************ //
// Type Lib: F:\leewei\Delphi5\Book1\Ch12\DIIDemo\PDIIServer.tlb (1)
// IID\LCID: {2E842E20-89A5-11D3-8DB9-0080C8518D0A}\0
// Helpfile: 
// DepndLst: 
//   (1) v1.0 Midas, (C:\CWIN98\SYSTEM\MIDAS.DLL)
//   (2) v2.0 stdole, (C:\CWIN98\SYSTEM\STDOLE2.TLB)
//   (3) v4.0 StdVCL, (C:\CWIN98\SYSTEM\STDVCL40.DLL)
// ************************************************************************ //
{$TYPEDADDRESS OFF} // Unit must be compiled without type-checked pointers. 
interface

uses Windows, ActiveX, Classes, Graphics, OleServer, OleCtrls, StdVCL, SysUtils, CORBAObj, OrbPas, CorbaStd, 
  MIDAS;

// *********************************************************************//
// 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
  PDIIServerMajorVersion = 1;
  PDIIServerMinorVersion = 0;

  LIBID_PDIIServer: TGUID = '{2E842E20-89A5-11D3-8DB9-0080C8518D0A}';

  IID_ICORBADIIServer: TGUID = '{2E842E21-89A5-11D3-8DB9-0080C8518D0A}';
  CLASS_CORBADIIServer: TGUID = '{2E842E23-89A5-11D3-8DB9-0080C8518D0A}';
type

// *********************************************************************//
// Forward declaration of types defined in TypeLibrary                    
// *********************************************************************//
  ICORBADIIServer = interface;
  ICORBADIIServerDisp = dispinterface;

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


// *********************************************************************//
// Interface: ICORBADIIServer
// Flags:     (4416) Dual OleAutomation Dispatchable
// GUID:      {2E842E21-89A5-11D3-8DB9-0080C8518D0A}
// *********************************************************************//
  ICORBADIIServer = interface(IAppServer)
    ['{2E842E21-89A5-11D3-8DB9-0080C8518D0A}']
    function  Employees: OleVariant; safecall;
  end;

// *********************************************************************//
// DispIntf:  ICORBADIIServerDisp
// Flags:     (4416) Dual OleAutomation Dispatchable
// GUID:      {2E842E21-89A5-11D3-8DB9-0080C8518D0A}
// *********************************************************************//
  ICORBADIIServerDisp = dispinterface
    ['{2E842E21-89A5-11D3-8DB9-0080C8518D0A}']
    function  Employees: OleVariant; dispid 1;
    function  AS_ApplyUpdates(const ProviderName: WideString; Delta: OleVariant; 
                              MaxErrors: Integer; out ErrorCount: Integer; var OwnerData: OleVariant): OleVariant; dispid 20000000;
    function  AS_GetRecords(const ProviderName: WideString; Count: Integer; out RecsOut: Integer; 
                            Options: Integer; const CommandText: WideString; 
                            var Params: OleVariant; var OwnerData: OleVariant): OleVariant; dispid 20000001;
    function  AS_DataRequest(const ProviderName: WideString; Data: OleVariant): OleVariant; dispid 20000002;
    function  AS_GetProviderNames: OleVariant; dispid 20000003;
    function  AS_GetParams(const ProviderName: WideString; var OwnerData: OleVariant): OleVariant; dispid 20000004;
    function  AS_RowRequest(const ProviderName: WideString; Row: OleVariant; RequestType: Integer; 
                            var OwnerData: OleVariant): OleVariant; dispid 20000005;
    procedure AS_Execute(const ProviderName: WideString; const CommandText: WideString; 
                         var Params: OleVariant; var OwnerData: OleVariant); dispid 20000006;
  end;

  TCORBADIIServerStub = class(TAppServerStub, ICORBADIIServer)
  public
    function Employees: OleVariant; safecall;
  end;

  TCORBADIIServerSkeleton = class(TAppServerSkeleton)
  private
    FIntf: ICORBADIIServer;
  public
    constructor Create(const InstanceName: string; const Impl: IUnknown); override;
    procedure GetImplementation(out Impl: IUnknown); override; stdcall;
  published
    procedure Employees(const InBuf: IMarshalInBuffer; Cookie: Pointer);
  end;

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


// *********************************************************************//
// OLE Server Proxy class declaration
// Server Object    : TCORBADIIServer
// Help String      : CORBADIIServer Object
// Default Interface: ICORBADIIServer
// Def. Intf. DISP? : No
// Event   Interface: 
// TypeFlags        : (2) CanCreate
// *********************************************************************//
{$IFDEF LIVE_SERVER_AT_DESIGN_TIME}
  TCORBADIIServerProperties= class;
{$ENDIF}
  TCORBADIIServer = class(TOleServer)
  private
    FIntf:        ICORBADIIServer;
{$IFDEF LIVE_SERVER_AT_DESIGN_TIME}
    FProps:       TCORBADIIServerProperties;
    function      GetServerProperties: TCORBADIIServerProperties;
{$ENDIF}
    function      GetDefaultInterface: ICORBADIIServer;
  protected
    procedure InitServerData; override;
  public
    constructor Create(AOwner: TComponent); override;
    destructor  Destroy; override;
    procedure Connect; override;
    procedure ConnectTo(svrIntf: ICORBADIIServer);
    procedure Disconnect; override;
    function  AS_ApplyUpdates(const ProviderName: WideString; Delta: OleVariant; 
                              MaxErrors: Integer; out ErrorCount: Integer; var OwnerData: OleVariant): OleVariant;
    function  AS_GetRecords(const ProviderName: WideString; Count: Integer; out RecsOut: Integer; 
                            Options: Integer; const CommandText: WideString; 
                            var Params: OleVariant; var OwnerData: OleVariant): OleVariant;
    function  AS_DataRequest(const ProviderName: WideString; Data: OleVariant): OleVariant;
    function  AS_GetProviderNames: OleVariant;
    function  AS_GetParams(const ProviderName: WideString; var OwnerData: OleVariant): OleVariant;
    function  AS_RowRequest(const ProviderName: WideString; Row: OleVariant; RequestType: Integer; 
                            var OwnerData: OleVariant): OleVariant;
    procedure AS_Execute(const ProviderName: WideString; const CommandText: WideString; 
                         var Params: OleVariant; var OwnerData: OleVariant);
    function  Employees: OleVariant;
    property  DefaultInterface: ICORBADIIServer read GetDefaultInterface;
  published
{$IFDEF LIVE_SERVER_AT_DESIGN_TIME}
    property Server: TCORBADIIServerProperties read GetServerProperties;
{$ENDIF}
  end;

{$IFDEF LIVE_SERVER_AT_DESIGN_TIME}
// *********************************************************************//
// OLE Server Properties Proxy Class
// Server Object    : TCORBADIIServer
// (This object is used by the IDE's Property Inspector to allow editing
//  of the properties of this server)
// *********************************************************************//
 TCORBADIIServerProperties = class(TPersistent)
  private
    FServer:    TCORBADIIServer;
    function    GetDefaultInterface: ICORBADIIServer;
    constructor Create(AServer: TCORBADIIServer);
  protected
  public
    property DefaultInterface: ICORBADIIServer read GetDefaultInterface;
  published
  end;
{$ENDIF}


  TCORBADIIServerCorbaFactory = class
    class function CreateInstance(const InstanceName: string): ICORBADIIServer;