unit1.pas

基于delphi 7的物业管理系统

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DB, ADODB, StdCtrls, ExtCtrls, Grids, DBGrids;

type
  TForm1 = class(TForm)
    Image1: TImage;
    Label1: TLabel;
    Label2: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Button1: TButton;
    Button2: TButton;
    CheckBox1: TCheckBox;
    CheckBox2: TCheckBox;
    DataSource1: TDataSource;
    ADOQuery1: TADOQuery;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses Unit2;

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
sql:string;
begin
with ADOQuery1 do
begin
close;
sql.Clear;
sql.Add('select * from 001 where 用户名='''+Edit1.Text+''' and 密码='''+Edit2.Text+'''');
open;
if isempty then
showmessage('密码不正确')
else
form2.show;
end;
end;




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

end.