private void btnStuManage_Click(object sender, EventArgs e) { frmManageStu fms = new frmManageStu(); fms.MdiParent = this; fms.Show(); }
private void 学生信息修改ToolStripMenuItem_Click(object sender, EventArgs e) { frmManageStu fms = new frmManageStu(); fms.MdiParent = this; fms.Show(); }