MFC中如何处理动态生成的按钮的点击消息

BEGIN_MESSAGE_MAP(CMFCDetailView, CView)
    ON_WM_CREATE()
    ON_WM_LBUTTONDBLCLK()
    ON_COMMAND(1000, &CMFCDetailView::OnBtnWriteText)
    ON_COMMAND(1001, &CMFCDetailView::OnBtnReadText)
END_MESSAGE_MAP()

class CMFCDetailView : public CView
{
...........
    void OnBtnWriteText();
    void OnBtnReadText();
};

void CMFCDetailView::OnBtnWriteText()
{
    AfxMessageBox(_T("欢迎注册红岭创投"));
}


void CMFCDetailView::OnBtnReadText()
{
    AfxMessageBox(_T("请填写邀请码 21370 享受更多特权"));
}

int CMFCDetailView::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
    if (CView::OnCreate(lpCreateStruct)