static void m_obForm_FormClosed(object sender, FormClosedEventArgs e)
{
if (m_obForm.DialogResult == DialogResult.OK)
{
m_obCallBack.Invoke(m_obText.Text);
}
m_obCallBack = null;
}
//�ΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡΡ���ʾ��ʾ����
public static void Show(string str, string input, InputAnswerHandler callBack)
{
m_obCallBack = callBack;
show(str, input);
}