private void arkRoyalToolStripMenuItem1_Click(object sender, EventArgs e) { int weight = 0; string str = ""; string sql = "SELECT * FROM Ships WHERE ID = 1"; OleDbCommand command = new OleDbCommand(sql, connection); OleDbDataReader dataReader = command.ExecuteReader(); while (dataReader.Read()) { str = dataReader["Weight"].ToString(); // listShips.Items.Add(dataReader["ShipName"]); // listShips.Items.Add(str); } weight = int.Parse(str) / 2; dataReader.Close(); str = null; sql = "SELECT * FROM Loading WHERE ShipID = 1"; command = new OleDbCommand(sql, connection); dataReader = command.ExecuteReader(); while (dataReader.Read()) { str = dataReader["Quantity"].ToString(); // listShips.Items.Add(dataReader["ShipName"]); // listShips.Items.Add(str); } dataReader.Close(); if (str != null) { weight = weight - int.Parse(str); } Cargo c = new Cargo(weight, 1, connection); c.Show(); c.Activate(); }
private void bataviaToolStripMenuItem1_Click(object sender, EventArgs e) { int weight = 0; string str = ""; string sql = "SELECT * FROM Ships WHERE ID = 2"; OleDbCommand command = new OleDbCommand(sql, connection); OleDbDataReader dataReader = command.ExecuteReader(); while (dataReader.Read()) { str = dataReader["Weight"].ToString(); // listShips.Items.Add(dataReader["ShipName"]); // listShips.Items.Add(str); } weight = int.Parse(str) / 2; dataReader.Close(); Cargo c = new Cargo(weight, 2, connection); c.Show(); c.Activate(); }