WINFORM 将窗体嵌入到pannel中

//打开窗口
private void OpenWindow(Form Frm)
        {
            Frm.TopLevel = false;
            Frm.FormBorderStyle = FormBorderStyle.None;
            Frm.Dock = DockStyle.Fill;
            Frm.Parent = this.MainPanel;
            Frm.Show();
        }


//关闭窗口
        private bool CloseWindow(string FrmName)
        {
            foreach (Control ct in this.MainPanel.Controls)
            {
                if (ct is Form)
                {
                    Form Frm = (Form)ct;
                    if (Frm.Name == FrmName)
                    {
                        return true;
                    }
                    else
                    {
                        Frm.Close();
                    }
                }
            }
            return false;
        }