private void MainForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            //写入配置文件位置信息
            Point  p = FormTools.getFormLocationFromForm(this);
            string x = p.X.ToString();
            string y = p.Y.ToString();

            FormTools.IniWriteValue("form", "x", x);
            FormTools.IniWriteValue("form", "y", y);
            //MessageBox.Show(p.X + "," + p.Y);
        }