private void button1_Click(object sender, EventArgs e) { if (textBox1.Text == "") { errorProvider1.SetError(textBox1, "房间名称不允许为空"); return; } if (textBox2.Text == "") { errorProvider1.SetError(textBox2, "容纳人数不允许为空"); return; } try { if (RoomTypeMDL.ui == 1) { RoomTypeMDL rt = new RoomTypeMDL(); rt.rtname = textBox1.Text; rt.rtmount = int.Parse(textBox2.Text); RoomTypeBLL.insertroom(rt); this.Close(); } else { List <RoomTypeMDL> list = new List <RoomTypeMDL>(); RoomTypeMDL rt = new RoomTypeMDL(); rt.rtname = textBox1.Text; rt.rtmount = int.Parse(textBox2.Text); rt.rtid = RoomTypeMDL.tid; RoomTypeBLL.updateroom(rt); this.Close(); } } catch (Exception) { MessageBox.Show("发生未只的异常,请联系开发者", "未知异常", MessageBoxButtons.OK, MessageBoxIcon.Error); } }