📄 unit13.pas
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unit Unit13;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, DB, ADODB;
type
TForm13 = class(TForm)
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
Edit1: TEdit;
Edit2: TEdit;
Edit3: TEdit;
Button1: TButton;
Button2: TButton;
ADOConnection1: TADOConnection;
ADOQuery1: TADOQuery;
procedure Button2Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure Edit3KeyPress(Sender: TObject; var Key: Char);
procedure FormActivate(Sender: TObject);
procedure Edit1KeyPress(Sender: TObject; var Key: Char);
procedure Edit2KeyPress(Sender: TObject; var Key: Char);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form13: TForm13;
implementation
uses Unit12;
{$R *.dfm}
procedure TForm13.Button2Click(Sender: TObject);
begin
Close;
end;
procedure TForm13.Button1Click(Sender: TObject);
begin
begin
if(edit1.Text='')or(edit2.Text='')or(edit3.Text='') then
begin
application.MessageBox('请输入内容,内容不能为空','提示',0+64);
exit;
end
else if (edit2.Text<>edit3.Text) then
begin
application.MessageBox('两次输入的密码不一致','提示',0+64);
edit2.Text:='';
edit3.Text:='';
exit;
end;
with ADOquery1 do
begin
append;
fieldvalues['name']:=edit1.Text;
fieldvalues['password']:=edit2.Text;
application.MessageBox('已经成功添加用户','提示',0+64);
edit1.Text:='';
edit2.Text:='';
edit3.Text:='';
//form13.Close;
try
post;
except
Application.MessageBox('重复,请重新输入!','警告',0+64);
delete;
edit1.SetFocus;
edit1.SelectAll;
exit;
end;
end;
end;
end;
procedure TForm13.Edit3KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
Button1.SetFocus ;
end;
procedure TForm13.FormActivate(Sender: TObject);
begin
edit1.SetFocus ;
end;
procedure TForm13.Edit1KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
edit2.SetFocus ;
end;
procedure TForm13.Edit2KeyPress(Sender: TObject; var Key: Char);
begin
if key=#13 then
edit3.SetFocus ;
end;
end.
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