private void btnAdd_Click(object sender, EventArgs e) { if (tboxName.Text.Trim() == "") { MessageBox.Show("不能为空"); return; } CorType c = new CorType(tboxName.Text.Trim()); if (AdminManage.AddCorType(c)) { MessageBox.Show("添加成功!"); dataGridView1.DataSource = AdminManage.GetCorTypeList(); } else { MessageBox.Show("添加失败!"); } }