/// <summary> /// Handles the Click event of the button4 control. /// </summary> /// <param name="sender">The source of the event.</param> /// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param> private void button4_Click(object sender, EventArgs e) { List <string> lista = new List <string>(); if (RegrasNegocio.Regras.SeeAllEmpresa(ref lista)) { Form2 novo = new Form2(); novo.Lista(lista); novo.ShowDialog(); novo.Close(); } }
private void button1_Click(object sender, EventArgs e) { string userid = Convert.ToString(userID.Text); string usergpa = Convert.ToString(form.NewGPA.Text); string userxuefen = Convert.ToString(form.newXuefen.Text); DataTable t = new System.Data.DataTable(); string con = "server=(LocalDB)\\v11.0;database=information;integrated security=true"; try { using (SqlConnection myCon = new SqlConnection(con)) { myCon.Open(); String sql = "insert into [Table](id,gpa,xuefen) values('" + userid + "','" + usergpa + "','" + userxuefen + "')"; try { using (SqlCommand cmd = new SqlCommand(sql, myCon)) { cmd.ExecuteNonQuery(); myCon.Close(); MessageBox.Show("成绩保存成功!"); } } catch (Exception ex) { Console.WriteLine("{0} Exception caught.", ex); } } } catch (Exception ex) { MessageBox.Show("数据库打开失败,详细信息:" + ex.ToString()); } this.Close(); form.Close(); }