picindex.pas

Gestione Cellulari Nokia

unit PicIndex;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, ComCtrls;

type
  TfrmPicindex = class(TForm)
    Label1: TLabel;
    UpDown1: TUpDown;
    txtPicIndex: TEdit;
    btnOk: TButton;
    btnCancel: TButton;
    procedure btnOkClick(Sender: TObject);
    procedure btnCancelClick(Sender: TObject);
    procedure txtPicIndexKeyPress(Sender: TObject; var Key: Char);
  private
    { Private declarations }
  public
    { Public declarations }
    function displayForm:integer;
  end;

var
  frmPicindex: TfrmPicindex;

implementation

{$R *.DFM}

procedure TfrmPicindex.btnOkClick(Sender: TObject);
begin
  close;
end;

function TfrmPicindex.displayForm:integer;
begin
  showmodal;
  result:=StrToInt(txtPicIndex.text);
end;
procedure TfrmPicindex.btnCancelClick(Sender: TObject);
begin
  txtPicIndex.text:='-1';
  Close;
end;

procedure TfrmPicindex.txtPicIndexKeyPress(Sender: TObject; var Key: Char);
begin
   if key in [#48..#57,#8] then
   else
      Key:=#0;
end;

end.