unit1.pas

光电卡

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    Edit2: TEdit;
    Button3: TButton;
    Edit3: TEdit;
    Label1: TLabel;
    Label2: TLabel;
    procedure Button1Click(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  Cardno :Pchar;
  Card_type :Smallint;
  Rip :Real;
  bb : boolean= false;

implementation

uses ReadCardDef;

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
begin
   ReadSingle(Application.Handle,CardNo,Card_Type,Rip);
   if (CardNo <> PChar('0')) then
     begin
       Edit1.Text:=CardNo;
       Edit2.Text:=intTostr(Card_Type);
     end
   else
     begin
       Edit1.Text:='';
       Edit2.Text:='';
       ShowMessage('读卡失败,重新插卡再读');
     end;
end;

procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
   if(bb) then
      WriteCardBalance;
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
  bb := StartNet(1);
  Edit3.Text := BoolToStr(bb,true);
end;

end.