unit21.pas

一个不错的信息管理系统

unit Unit21;

interface

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

type
  Tl = class(TForm)
    Panel1: TPanel;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Edit1: TEdit;
    Edit2: TEdit;
    Edit3: TEdit;
    Button1: TButton;
    Button2: TButton;
    ADOTable1: TADOTable;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Edit1KeyPress(Sender: TObject; var Key: Char);
    procedure Edit2KeyPress(Sender: TObject; var Key: Char);
    procedure Edit3KeyPress(Sender: TObject; var Key: Char);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  l: Tl;

implementation

{$R *.dfm}

procedure Tl.Button1Click(Sender: TObject);
begin
if edit1.Text='' then begin beep(); edit1.SetFocus; showmessage('请输入用户名！！'); end else
begin
if edit2.Text<>edit3.Text then begin
beep();
showmessage('两次输入的密码不一致！！');
edit3.Text:='';
edit2.Text:='';
edit2.SetFocus;
end
else
begin
adotable1.Edit;
adotable1.Append;
adotable1.FieldByName('name').Value:=edit1.Text;
adotable1.FieldByName('password').Value:=edit2.Text;
adotable1.Post;
adotable1.Active :=false;
adotable1.Active :=true;
end;
beep();
if (messagedlg('添加成功！！是否继续添加用户，如果继续添加请点击yes,不添加点击no！',mtinformation,[mbyes,mbno],0)=mryes) then
begin
adotable1.Append;
edit1.Text:='';
edit1.SetFocus;
edit2.Text:='';
edit3.Text:='';
end
else begin
edit1.Text:='';
edit2.Text:='';
edit3.Text:='';
l.Close;
end;
end;
end;

procedure Tl.Button2Click(Sender: TObject);
begin
edit1.Text:='';
edit2.Text:='';
edit3.Text:='';
Close;
end;

procedure Tl.Edit1KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
edit2.SetFocus;
end;

procedure Tl.Edit2KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
edit3.SetFocus;
end;

procedure Tl.Edit3KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
button1.Click;
end;

end.