/// <summary>
/// Delete the selected keyword
/// </summary>
/// <param name="sender">The sender of the event</param>
/// <param name="e">The event arguments</param>
private void btnDelete_Click(object sender, EventArgs e)
{
int idx;
if (dgvKeywords.SelectedRows.Count != 0)
{
idx = dgvKeywords.SelectedRows[0].Index;
if (idx < keywords.Count)
{
dgvKeywords.EndEdit();
keywords.RemoveAt(idx);
}
}
}