private void btnSave_Click(object sender, EventArgs e) { if (valid()) { bool flag; ProductAddOrEdit.AlbumID = int.Parse(txtId.Text); ProductAddOrEdit.AlbumName = txtName.Text; ProductAddOrEdit.ReleaseYear = int.Parse(txtYear.Text); ProductAddOrEdit.Quantity = int.Parse(txtQuantity.Text); ProductAddOrEdit.Status = int.Parse(txtStatus.Text); AlbumDB proData = new AlbumDB(); if (addorEdit == true) { flag = proData.AddNewProduct(ProductAddOrEdit); } else { txtId.Enabled = false; flag = proData.UpdateProduct(ProductAddOrEdit); } if (flag == true) { MessageBox.Show("Save Success!"); this.Close(); } else { MessageBox.Show("Save Fail!"); } } else { this.DialogResult = System.Windows.Forms.DialogResult.None; } }