سورس کد تشخیص دادن نصب کارت صدا (دلفی)

کد:

unit Unit1;



interface



uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs,MMSYSTEM;



type

  TForm1 = class(TForm)

    procedure FormCreate(Sender: TObject);

  private

    { Private declarations }

  public

    { Public declarations }

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}



procedure TForm1.FormCreate(Sender: TObject);

begin

 if waveOutGetNumDevs > 0 then

 ShowMessage('You Have A Soundcard Installed')

 else

 ShowMessage('Your Computer Is Weak With No Sound Card')



end;



end.