vendordm.pas

物流供应链管理系统

unit VendorDm;

{$WARN SYMBOL_PLATFORM OFF}

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  ComServ, ComObj, VCLCom, StdVcl, bdemts, DataBkr, DBClient,
  MtsRdm, Mtx, VendorData_TLB, Provider, DB, ADODB;

type
  TmtsVendorObj = class(TMtsDataModule, ImtsVendorObj)
    ADOConnection: TADOConnection;
    dspVendor: TDataSetProvider;
    ADOTVendor: TADOTable;
    ADOTRegion: TADOTable;
    dspRegion: TDataSetProvider;
    procedure MtsDataModuleActivate(Sender: TObject);
    procedure MtsDataModuleDeactivate(Sender: TObject);
    procedure MtsDataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  protected
    class procedure UpdateRegistry(Register: Boolean; const ClassID, ProgID: string); override;
  public
    { Public declarations }
  end;

var
  mtsVendorObj: TmtsVendorObj;

implementation
uses uDBConfig, uGlobal;
{$R *.DFM}

class procedure TmtsVendorObj.UpdateRegistry(Register: Boolean; const ClassID, ProgID: string);
begin
  if Register then
  begin
    inherited UpdateRegistry(Register, ClassID, ProgID);
    EnableSocketTransport(ClassID);
    EnableWebTransport(ClassID);
  end else
  begin
    DisableSocketTransport(ClassID);
    DisableWebTransport(ClassID);
    inherited UpdateRegistry(Register, ClassID, ProgID);
  end;
end;

procedure TmtsVendorObj.MtsDataModuleActivate(Sender: TObject);
begin
  try
    ADOConnection.Connected := true;
    ADOTVendor.Active := true;
    ADOTRegion.Active := true;
  except
    raise Exception.Create(ERRORDBCONNECT);
  end;
end;

procedure TmtsVendorObj.MtsDataModuleDeactivate(Sender: TObject);
begin
  ADOConnection.Connected := false;
end;

procedure TmtsVendorObj.MtsDataModuleCreate(Sender: TObject);
begin
  ADOConnection.Close;
  ADOConnection.ConnectionString := GetConnectionString;
end;

initialization
  TComponentFactory.Create(ComServer, TmtsVendorObj,
    Class_mtsVendorObj, ciMultiInstance, tmApartment);
end.