private void showMenuList()
{
activeID = null;
pnlCreateButtons.Hide();
pnlItemDetail.Hide();
panelList.Show();
pnlDeleteButtons.Hide();
CouponGridView.Show();
Updatepanel.Hide();
}
private void Creatbutton_Click(object sender, EventArgs e)
{
;
clearDetails();
panelList.Show();
pnlItemDetail.Show();
pnlCreateButtons.Show();
pnlDeleteButtons.Hide();
CouponGridView.Hide();
Updatepanel.Hide();
}
private void DeteleButton_Click(object sender, EventArgs e)
{
clearDetails();
int index = CouponGridView.SelectedCells[0].RowIndex;
loadListRowIntoDetails(index);
disableAllDetailsControls();
panelList.Show();
pnlItemDetail.Show();
pnlDeleteButtons.Show();
CouponGridView.Hide();
pnlCreateButtons.Hide();
Updatepanel.Hide();
}