private void btnDelRec_Click(object sender, EventArgs e)
{
try
{
DialogResult diaRes = MessageBox.Show("Do you want to delete the record?", "Delete record", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (diaRes == DialogResult.Yes)
{
Cursor = Cursors.WaitCursor;
if (DelelteRecordFromTable(currRecIndex - 1))
{
if (Delete_UpdateOperations.DeleteRecordFromSDFile(FileName, currRecIndex))
{
if (currRecIndex > 1)
{
currRecIndex--;
MaxRecCnt--;
}
else if (currRecIndex == 1 && MaxRecCnt > 1)
{
currRecIndex = 1;
MaxRecCnt--;
}
else if (currRecIndex == 1 && MaxRecCnt == 1)
{
currRecIndex = 0;
MaxRecCnt = 0;
ClearUserInputs();
}
if (currRecIndex == numGoToRec.Value)
{
ReadMoleculeFromTable(currRecIndex - 1);
currRecIndex = Convert.ToInt32(numGoToRec.Value);
}
else if (currRecIndex > 0)
{
numGoToRec.Value = currRecIndex;
numGoToRec.Maximum = numGoToRec.Maximum - 1;
}
else
{
numGoToRec.Minimum = 0;
numGoToRec.Maximum = 0;
numGoToRec.Value = 0;
}
lblRecCnt.Text = MaxRecCnt.ToString();
}
Cursor = Cursors.Default;
MessageBox.Show("Deleted record successfully", "Delete record", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
catch (Exception ex)
{
throw ex;
}
}
