datamodule.pas

来自「某疗养院动脉硬化管理系统」· PAS 代码 · 共 52 行

unit DataModule;

interface

uses
  SysUtils, Windows, Messages, Classes, Graphics, Controls, Forms,
  Dialogs, DBTables, DB, ADODB, IniFiles;

type
  TDM = class(TDataModule)
    ADOCn: TADOConnection;
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  DM: TDM;

implementation

{$R *.dfm}

procedure TDM.DataModuleCreate(Sender: TObject);
var IniFile:TIniFile;
    Svr,DataBase,User,Pass:string;
begin
  IniFile:=TIniFile.Create(ExtractFilePath(paramstr(0))+'DBConfig.ini');
  try
    with IniFile do
    begin
      Svr:=ReadString('Server','Server','.');
      DataBase:=ReadString('DB','DB','Complior');
      User:=ReadString('User','User','sa');
      Pass:=ReadString('Pass','Pass','');
    end;
  finally
    IniFile.Free;
  end;
  ADOCn.ConnectionString :='Provider=SQLOLEDB.1;Password='+Pass+';Persist Security Info=True;User ID='+User+';Initial Catalog='+DataBase+';Data Source='+Svr;
  try
    ADOCn.Open;
  except
    Application.MessageBox('数据库连接失败,请重新配置数据库!','警告',mb_ok+mb_iconwarning);
    application.Terminate;
  end;
end;

end.