Assuming that you have set the button's ID as IDC_BTNSAMPLE in the resource editor :-

// You have to handle the WM_SETCURSOR message handler to do that

BOOL CTestDlg::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message)

{

if (pWnd == GetDlgItem(IDC_BTNSAMPLE))

{ // To load a standard cursor

::SetCursor(AfxGetApp()->LoadStandardCursor(IDC_CROSS));

// To load your own custom cursor. Assuming that you have created a

// Cursor in the resource editor and named it as IDC_CURSAMPLE

::SetCursor(AfxGetApp()->LoadCursor(MAKEINTRESOURCE(IDC_CURSAMPLE)));

// Remember to return TRUE here return TRUE;

}

return CDialog::OnSetCursor(pWnd, nHitTest, message);

}