コード例 #1
0
        private void btnDelete_Click(object sender, EventArgs e)
        {
            if (dgvReader.SelectedCells.Count > 0)
            {
                int             selectedrowindex = dgvReader.SelectedCells[0].RowIndex;
                DataGridViewRow selectedRow      = dgvReader.Rows[selectedrowindex];
                string          id     = selectedRow.Cells["clmnReaderId"].Value.ToString();
                DialogResult    result = MessageBox.Show("Do you want to delete reader: " + selectedRow.Cells["clmnReaderName"].Value + "?", "Warning", MessageBoxButtons.OKCancel);
                switch (result)
                {
                case DialogResult.Cancel:
                    break;

                case DialogResult.OK:
                    ReaderBLL readerBLL = new ReaderBLL(selectedRow.Cells["clmnReaderName"].Value.ToString(), Convert.ToInt64(selectedRow.Cells["clmnReaderId"].Value.ToString()), selectedRow.Cells["clmnAddress"].Value.ToString(), selectedRow.Cells["clmnPhone"].Value.ToString(), selectedRow.Cells["clmnEmail"].Value.ToString(), Convert.ToDateTime(selectedRow.Cells["clmnDateallocated"].Value), Convert.ToDateTime(selectedRow.Cells["clmnDateend"].Value), Convert.ToDateTime(selectedRow.Cells["clmnDateallocated"].Value), Convert.ToBoolean(selectedRow.Cells["clmnStaff"].Value), Convert.ToInt32(selectedRow.Cells["clmnGraduation"].Value));
                    if (ReaderDAL.getReaderItem(readerBLL) == null)
                    {
                        MessageBox.Show("Can't delete! this Reader still not to give back of book");
                        break;
                    }
                    else
                    {
                        ReaderDAL.deleteReader(readerBLL);
                        MessageBox.Show("Delete complete!", "Success");
                        this.LoadDataToDataGridView();
                        break;
                    }
                }
            }
        }