unit1.pas

有关delphi的一个分布式开发实例,是客户-服务器模式的

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DB, DBClient, MConnect, StdCtrls;

type
  TForm1 = class(TForm)
    DCOMConnection1: TDCOMConnection;
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    Button2: TButton;
    ClientDataSet1: TClientDataSet;
    DataSource1: TDataSource;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses Unit2;

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
 DCOMConnection1.AppServer.login(Edit1.Text,Edit2.Text);
 ClientDataSet1.Close;
 ClientDataSet1.Open;
 if ClientDataSet1.IsEmpty then
  showmessage('登录出现错误!')
 else
  begin
   Form2.Show;
   Form2.DBText1.DataField:='name';
   Form1.Hide;
  end;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
 Close;
end;

procedure TForm1.FormShow(Sender: TObject);
begin
 Edit1.SetFocus;
end;

end.