📄 unit31.pas
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unit Unit31;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, DB, ADODB;
type
TForm31 = class(TForm)
ADOTable1: TADOTable;
Label2: TLabel;
Label6: TLabel;
Edit1: TEdit;
Edit2: TEdit;
Button3: TButton;
Button1: TButton;
procedure Button3Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure FormPaint(Sender: TObject);
procedure FormCreate(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
ashow:boolean;
end;
var
Form31: TForm31;
implementation
uses
Unit1 ;
{$R *.dfm}
procedure TForm31.Button3Click(Sender: TObject);
begin
if adotable1.Locate('name',edit1.Text,[]) then
begin
if trim(adotable1.FieldByName('pass').AsString)=edit2.Text then
begin
showmessage('欢迎使用');
form1.visible:=true;
form31.free;
end
else
showmessage('用户名或密码错误');
end
else
showmessage('用户名或密码错误');
end;
procedure TForm31.Button1Click(Sender: TObject);
begin
application.Terminate;
end;
procedure TForm31.FormPaint(Sender: TObject);
begin
if not ashow then
begin
form1.Hide;
ashow:=true;
end;
end;
procedure TForm31.FormCreate(Sender: TObject);
begin
ashow:=false;
end;
end.
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