📄 unit1.~pas
字号:
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, DB, ADODB, StdCtrls, ExtCtrls;
type
TForm1 = class(TForm)
Panel1: TPanel;
GroupBox1: TGroupBox;
Label1: TLabel;
Label2: TLabel;
Edit1: TEdit;
Edit2: TEdit;
Button1: TButton;
Button2: TButton;
ADOConnection1: TADOConnection;
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 u,p:string;
begin
u:=edit1.Text;
p:=edit2.Text;
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Add('select 号码,密码 from 管理员信息表 where
号码='+''''+u+''''+'and 密码='+''''+p+'''');
adoquery1.Open;
if FORM1.adoquery1.RecordCount=0 then
begin
application.MessageBox('输入错误,重新输入','提示',mb_ok);
edit1.SetFocus;
end
else
begin
form1.Hide;
form2.show;
end;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
close;
end;
end.
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -