protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
switch (e.CommandName)
{
case "capnhat":
gh = new GioHangData();
DataTable dt = (DataTable)Session["GioHang"];
foreach (GridViewRow gr in GridView1.Rows)
{
TextBox txtsl = (TextBox)gr.FindControl("txtsoluong");
if (Convert.ToInt32(txtsl.Text) > 0)
{
dt = gh.capNhatlai(dt, double.Parse(txtsl.Text), gr.Cells[1].Text);
}
else
{
dt = gh.xoaDong(dt, gr.Cells[1].Text);
if (dt.Rows.Count == 0)
{
Panel2.Visible = true;
Panel3.Visible = false;
}
}
}
GridView1.DataSource = dt;
GridView1.DataBind();
tinhtien(dt);
Session["GioHang"] = dt;
break;
}
}
protected void DataList1_SelectedIndexChanged(object sender, EventArgs e)
{
ado.ketNoi();
Label lbg = (Label)DataList1.Items[DataList1.SelectedIndex].FindControl("Label10");
HyperLink hy = (HyperLink)DataList1.Items[DataList1.SelectedIndex].FindControl("HyperLink1");
lbg.Visible = true;
gh = new GioHangData();
DataTable tb;
if (Session["GioHang"] == null)
{
tb = gh.setTable();
}
else
{
tb = (DataTable)Session["GioHang"];
}
string query = "select * from tblSanPham where masp='" + hy.Text + "'";
OleDbDataAdapter da = new OleDbDataAdapter(query, ado.con);
DataTable dt = new DataTable();
da.Fill(dt);
foreach (DataRow dr in dt.Rows)
{
tb = gh.dienVaoBang(tb, dr[10].ToString(), dr["TenSP"].ToString(), 1, Convert.ToDouble(dr["Gia"]), dr["masp"].ToString());
Session["GioHang"] = tb;
}
}
protected void ImageButton2_Command(object sender, CommandEventArgs e)
{
gh = new GioHangData();
DataTable tb;
if (Session["GioHang"] == null)
{
tb = gh.setTable();
}
else
{
tb = (DataTable)Session["GioHang"];
}
string query = "select * from tblSanPham where masp='" + lblTenSP.Text + "'";
OleDbDataAdapter da = new OleDbDataAdapter(query, ado.con);
DataTable dt = new DataTable();
da.Fill(dt);
foreach (DataRow dr in dt.Rows)
{
tb = gh.dienVaoBang(tb, dr[10].ToString(), dr["TenSP"].ToString(), 1, Convert.ToDouble(dr["Gia"]), dr["masp"].ToString());
Session["GioHang"] = tb;
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}
}
protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
gh = new GioHangData();
DataTable tb = (DataTable)Session["GioHang"];
tb = gh.xoaDong(tb, GridView1.Rows[e.RowIndex].Cells[1].Text);
GridView1.DataSource = tb;
GridView1.DataBind();
Session["GioHang"] = tb;
if (Session["GioHang"] != null)
{
DataTable dt = (DataTable)Session["GioHang"];
if (dt.Rows.Count == 0)
{
Panel2.Visible = true;
Panel3.Visible = false;
}
}
}
