protected void grvLicenseData_Sorting(object sender, GridViewSortEventArgs e)
{
// Take current page number.
int currentPageNumber = LicensesDataBinder.GetCurrentPageNumber(rprPages);
// Take index column to sort.
TableCell x1 = ((GridView)sender).HeaderRow.Cells.OfType <TableCell>().Where(t => t.Controls.OfType <LinkButton>().Any(l => l.Text == e.SortExpression)).First();
var columnIndex = ((GridView)sender).HeaderRow.Cells.GetCellIndex(x1);
// Save the sorted column index.
ViewState["indexSortedColumn"] = columnIndex;
// From a drope down list take a number of rows to display in a gridview.
int rows = int.Parse(ddlRowsPerPage.SelectedItem.Value);
// Choose a sorting direction (if true then ASC if false then DESC).
licenseDataBinder.LicensesDataBind(wsClient, user, currentPageNumber, columnIndex, !(bool)ViewState["sortDirection"], rows);
ViewState["sortDirection"] = !(bool)ViewState["sortDirection"];
}
protected void Page_Load(object sender, EventArgs e)
{
// Create data binder
licenseDataBinder = new LicensesDataBinder(gvLicenseData, rprPages, ddlRowsPerPage);
user = new User()
{
UserEmail = User.Identity.Name.ToString(), UserAccessNumber = (Guid)Session["loggedUsersAccessNumber"]
};
if (!Page.IsPostBack)
{
// Display a name of logged user on page.
lblUserName.Text = User.Identity.Name.ToString();
// Read a first portion of data and display it in a gridview.
licenseDataBinder.LicensesDataBind(wsClient, user, 0, 0, true, 10);
// Save an index of sorted column.
ViewState["indexSortedColumn"] = 0;
// Save a sort direction (ASC - true, DESC - false).
ViewState["sortDirection"] = true;
}
}
