+

Visual C++串口通信开发入门与编程实践

void CPMovl::OnExecute() //直线脉冲式运动方式
{
  //TODO:Add your control notification handler code here
  dlg.OnOpenCom(); //设置端口参数，建立机器人和计算机的连接；
  ...
  if (m_nvType == 0)
  //速度类型为0时对Cstring类型的参数进行转换
  {
    type = (char*)a.operator LPCTSTR();
  }
  else
  //速度类型为1时对Cstring类型的参数进行转换
  {
    type = (char*)b.operator LPCTSTR();
  }
  rc = BscPMovl(dlg.Handle, type, Velocity, ToolNo, p); //直线脉冲式函数
  ...
  dlg.CloseCom(); //断开串口连接，释放函数句柄；
}

...
BOOL CPMovl::OnInitDialog() //直线脉冲式运动方式类的初始化
{
  CDialog::OnInitDialog();
  //TODO:Add extra initialization here
  a = 'V';
  b = 'V';
  b += 'R';
  m_nVeloType.AddString(_T("0:V(Control point"));
  m_nVeloType.AddString(_T("1:VR(Position angular"));
  m_nVeloType.SetCurSel(m_nvType);
  ...
  return TRUE; //return TRUE unless you set the focus to a control
  //EXCEPTION:OCX Property Pages should return FALSE
}
CMovj::CMovj(CWnd *pParent /*=NULL*/): CDialog(CMovj::IDD, pParent)
{
  ...
  m_nframename = 0; //设置列表返回值初始值为0；
  m_nformD0 = 0; //设置各列表项初始值为0；
  m_nformD1 = 0;
  m_nformD2 = 0;
  ...
}