private void pbBackTo_Click(object sender, EventArgs e) { this.Visible = false; this.ShowInTaskbar = false; Glavnoe view = new Glavnoe(); view.ShowDialog(); }
private void btnAdd_Click(object sender, EventArgs e) { if (txtLogin.Text != "" && txtPassword.Text != "" && txtName.Text != "" && txtRole.Text != "") { using (SqlConnection conn = new SqlConnection(@"Data Source = .\SQLEXPRESS; Initial Catalog = I001CRUD; Persist Security Info=True; User ID = student; Password = passw0rd")) { try { conn.Open(); SqlCommand cmd = conn.CreateCommand(); cmd.CommandText = "UPDATE [Users] SET Name='" + txtName.Text + "', Login='******', Password='******', IsAdmin='" + txtRole.Text + "' Where [Users].ID =" + Id; cmd.ExecuteScalar(); conn.Close(); Glavnoe view = new Glavnoe(); view.Visible = true; view.ShowInTaskbar = true; this.Close(); GC.Collect(); } catch (Exception ex) { if ("-2146232060" == Convert.ToString(ex.HResult)) { MessageBox.Show("Логин занят"); } else { MessageBox.Show(Convert.ToString(ex)); } } } } else { MessageBox.Show("Введите данные!"); } }
private void btnAdd_Click(object sender, EventArgs e) { if (txtLogin.Text != "" && txtPassword.Text != "" && txtName.Text != "" && txtRole.Text != "") { using (SqlConnection con = new SqlConnection(@"Data Source = .\SQLEXPRESS; Initial Catalog = I001CRUD; Persist Security Info=True; User ID = student; Password = passw0rd")) { try { con.Open(); SqlCommand cmd = con.CreateCommand(); cmd.CommandText = "INSERT Users (Name, Login, Password, IsAdmin) VALUES ('" + txtName.Text + "','" + txtLogin.Text + "','" + txtPassword.Text + "','" + txtRole.Text + "')"; cmd.ExecuteScalar(); con.Close(); this.Hide(); Glavnoe info = new Glavnoe(); info.Visible = true; info.ShowInTaskbar = true; } catch (Exception ex) { if ("-2146232060" == Convert.ToString(ex.HResult)) { MessageBox.Show("Логин занят"); } else { MessageBox.Show(Convert.ToString(ex)); } } } } else { MessageBox.Show("Заполните все поля"); } }