serverdemoapp_tlb.~pas

Delphi7数据库开发教程,包含该书21套实例

unit ServerDemoApp_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 : 1.2
// File generated on 2003-11-17 10:44:37 from Type Library described below.

// ************************************************************************  //
// Type Lib: F:\project\图书\Delphi数据库教程\Demos\第16章  多层分布式数据库程序的开发\服务器端开发\ServerDemoApp.tlb (1)
// LIBID: {71454269-F082-4378-9F75-58E9BBF7BFEA}
// LCID: 0
// Helpfile: 
// HelpString: ServerDemoApp Library
// DepndLst: 
//   (1) v1.0 Midas, (C:\WINNT\System32\midas.dll)
//   (2) v2.0 stdole, (C:\WINNT\System32\stdole2.tlb)
// ************************************************************************ //
{$TYPEDADDRESS OFF} // Unit must be compiled without type-checked pointers. 
{$WARN SYMBOL_PLATFORM OFF}
{$WRITEABLECONST ON}
{$VARPROPSETTER ON}
interface

uses Windows, ActiveX, Classes, Graphics, Midas, 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
  ServerDemoAppMajorVersion = 1;
  ServerDemoAppMinorVersion = 0;

  LIBID_ServerDemoApp: TGUID = '{71454269-F082-4378-9F75-58E9BBF7BFEA}';

  IID_IMIDASDemo: TGUID = '{CA516666-8FE5-4508-8B3E-26C71DC0E586}';
  CLASS_MIDASDemo: TGUID = '{A880CCEB-48F5-4569-9DC6-5154E74601C1}';
type

// *********************************************************************//
// Forward declaration of types defined in TypeLibrary                    
// *********************************************************************//
  IMIDASDemo = interface;
  IMIDASDemoDisp = dispinterface;

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


// *********************************************************************//
// Interface: IMIDASDemo
// Flags:     (4416) Dual OleAutomation Dispatchable
// GUID:      {CA516666-8FE5-4508-8B3E-26C71DC0E586}
// *********************************************************************//
  IMIDASDemo = interface(IAppServer)
    ['{CA516666-8FE5-4508-8B3E-26C71DC0E586}']
    function GetServerDBNames: OleVariant; safecall;
    procedure SetServerDBName(const DBName: WideString; const User: WideString; 
                              const Password: WideString); safecall;
  end;

// *********************************************************************//
// DispIntf:  IMIDASDemoDisp
// Flags:     (4416) Dual OleAutomation Dispatchable
// GUID:      {CA516666-8FE5-4508-8B3E-26C71DC0E586}
// *********************************************************************//
  IMIDASDemoDisp = dispinterface
    ['{CA516666-8FE5-4508-8B3E-26C71DC0E586}']
    function GetServerDBNames: OleVariant; dispid 301;
    procedure SetServerDBName(const DBName: WideString; const User: WideString; 
                              const Password: WideString); dispid 302;
    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;

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

implementation

uses ComObj;

class function CoMIDASDemo.Create: IMIDASDemo;
begin
  Result := CreateComObject(CLASS_MIDASDemo) as IMIDASDemo;
end;

class function CoMIDASDemo.CreateRemote(const MachineName: string): IMIDASDemo;
begin
  Result := CreateRemoteComObject(MachineName, CLASS_MIDASDemo) as IMIDASDemo;
end;

end.