// Populate the GridView with data
private void BindGrid()
{
// Get DepartmentID from the query string
string departmentId = Request.QueryString["DepartmentID"];
// Get a DataTable object containing the categories
grid.DataSource = CatalogBLO.GetCategoriesInDepartment(departmentId);
// Bind the data grid to the data source
grid.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
// don't reload data during postbacks
if (!IsPostBack)
{
// Obtain the ID of the selected department
string departmentId = Request.QueryString["DepartmentID"];
// Continue only if DepartmentID exists in the query string
if (departmentId != null)
{
// Catalog.GetCategoriesInDepartment returns a DataTable object containing
// category data, which is displayed by the DataList
list.DataSource = CatalogBLO.GetCategoriesInDepartment(departmentId);
// Needed to bind the data bound controls to the data source
list.DataBind();
// Make space for the next control
brLabel.Text = "<br />";
}
}
}
