untadminlogin.pas

来自「用delphi编写的数据库管理软件」· PAS 代码 · 共 89 行

unit untAdminLogin;

interface

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

type
  TfrmAdminLogin = class(TfrmBase_S)
    Label1: TLabel;
    Label2: TLabel;
    Button2: TButton;
    Button1: TButton;
    Bevel1: TBevel;
    Edit2: TEdit;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmAdminLogin: TfrmAdminLogin;

implementation

uses untDmServer;

{$R *.dfm}

procedure TfrmAdminLogin.Button1Click(Sender: TObject);
begin
  inherited;
  Close;
end;

procedure TfrmAdminLogin.FormCreate(Sender: TObject);
begin
  inherited;
  frmAdminLogin:=nil;
end;

procedure TfrmAdminLogin.Button2Click(Sender: TObject);
begin
  inherited;
  if edit1.Text='' then
    begin
      messagedlg('UserCode Can not empty !',mtError,[mbok],0);
      exit;
    end;
  if edit2.Text='' then
    begin
      messagedlg('PassWord Can not empty !',mtError,[mbok],0);
      exit;
    end;
  with DMSERVER.DAdmin do
    begin
      close;
      commandtext:='';
      commandtext:='Select * from Master..AdminLogin where usercode='+''''+edit1.text+''''+' and password='+''''+edit2.text+'''';
      open;
    end;

    if dmserver.DAdmin.RecordCount > 0  then
      begin
        ModalResult:=mrOK;
      end
      else
      begin
        messagedlg('Inviabled Usercode and Password!',mtError,[mbok],0);
        exit;
      end;
end;

procedure TfrmAdminLogin.FormShow(Sender: TObject);
begin
  inherited;
  edit1.Text:='';
  edit2.Text:=''; 
end;

end.