private void QuanLyBan_Load(object sender, EventArgs e)
{
dsBan.TaiDuLieu();
dsBanHienTai = dsBan;
dagvBan.DataSource = dsBan.TaoDataTableAo();
cbxDSBan.Text = cbxDSBan.Items[0].ToString();
}
public void LocBan()
{
switch (cbxDSBan.SelectedItem.ToString())
{
case "Tất cả bàn":
{
dsBanHienTai = dsBan;
dagvBan.DataSource = dsBanHienTai.TaoDataTableAo();
}
break;
case "Bàn trống":
{
dsBanHienTai = dsBan.DsBanTrong();
dagvBan.DataSource = dsBanHienTai.TaoDataTableAo();
}
break;
case "Bàn đang đặt":
{
dsBanHienTai = dsBan.DsBanDat();
dagvBan.DataSource = dsBanHienTai.TaoDataTableAo();
}
break;
}
}
private void txtTimBan_TextChanged(object sender, EventArgs e)
{
char[] aSC = txtTimBan.Text.ToCharArray();
foreach (char c in aSC)
{
if (!Char.IsNumber(c))
{
txtTimBan.Text = "";
break;
}
}
if (txtTimBan.Text != "")
{
dagvBan.DataSource = dsBanHienTai.DsBanYeuCau(txtTimBan.Text).TaoDataTableAo();
}
else
{
dagvBan.DataSource = dsBanHienTai.TaoDataTableAo();
}
}
