private void 退选课程ToolStripMenuItem_Click(object sender, EventArgs e) { Form_scMytake frm = new Form_scMytake(); frm.MdiParent = this; frm.Show(); }
private void 修课程ToolStripMenuItem_Click(object sender, EventArgs e) { if (common.ID == "2") { Form_scMytake frm = new Form_scMytake(); frm.MdiParent = this; frm.Show(); } else { MessageBox.Show("你无需进行选课操作"); } }