private void Delete_Click(object sender, EventArgs e) { SqlCommand cmd = new SqlCommand(" DELETE FROM Prekes WHERE PrekesID = " + PrekID, con); con.Open(); cmd.ExecuteNonQuery(); con.Close(); Prekes.SelectedItem = null; PrekID = -1; GaminText.Clear(); PavText.Clear(); ModText.Clear(); TrumAPText.Clear(); KainaText.Clear(); Aprasymas.Items.Clear(); FillData(); }
private void NewPrek_Click(object sender, EventArgs e) { if (GaminText.Text == "" || PavText.Text == "" || ModText.Text == "" || TrumAPText.Text == "" || KainaText.Text == "") { MessageBox.Show("Fill all the colums"); } else if (Prekes.SelectedItem == null) { SqlCommand cmd = new SqlCommand("INSERT INTO Prekes (Gamintojas, Pavadinimas, Modelis, Aprasymas, Kaina) Values (@Gamintojas, @Pavadinimas, @Modelis, @Aprasymas, @Kaina) ", con); cmd.Parameters.AddWithValue("@Gamintojas", GaminText.Text); cmd.Parameters.AddWithValue("@Pavadinimas", PavText.Text); cmd.Parameters.AddWithValue("@Modelis", ModText.Text); cmd.Parameters.AddWithValue("@Aprasymas", TrumAPText.Text); cmd.Parameters.AddWithValue("@Kaina", KainaText.Text); con.Open(); SqlDataAdapter adapt = new SqlDataAdapter(cmd); DataSet ds = new DataSet(); adapt.Fill(ds); con.Close(); MessageBox.Show("Preke Irasyta i sistema"); GaminText.Clear(); PavText.Clear(); ModText.Clear(); TrumAPText.Clear(); KainaText.Clear(); } else { SqlCommand cmd = new SqlCommand("Update Prekes SET Gamintojas = @Gamintojas, Pavadinimas = @Pavadinimas, Modelis = Modelis, Aprasymas = @Aprasymas, Kaina = @Kaina where PrekesID =" + PrekID, con); cmd.Parameters.AddWithValue("@Gamintojas", GaminText.Text); cmd.Parameters.AddWithValue("@Pavadinimas", PavText.Text); cmd.Parameters.AddWithValue("@Modelis", ModText.Text); cmd.Parameters.AddWithValue("@Aprasymas", TrumAPText.Text); cmd.Parameters.AddWithValue("@Kaina", KainaText.Text); con.Open(); SqlDataAdapter adapt = new SqlDataAdapter(cmd); DataSet ds = new DataSet(); adapt.Fill(ds); con.Close(); GaminText.Clear(); PavText.Clear(); ModText.Clear(); TrumAPText.Clear(); KainaText.Clear(); MessageBox.Show("Preke sekmingai suredaguota"); PrekID = -1; } FillData(); }
private void ClearSelect_Click(object sender, EventArgs e) { Prekes.SelectedItem = null; PrekID = -1; GaminText.Clear(); PavText.Clear(); ModText.Clear(); TrumAPText.Clear(); KainaText.Clear(); }