private void BindData()
{
pager.PageSize = PagingSize;
OrderScheduleDal osDal = new OrderScheduleDal();
string filter = null;
if (ViewState["Filter"] != null)
{
filter = ViewState["Filter"].ToString();
}
pager.RecordCount = osDal.GetLineCount(filter);
DataTable table = osDal.GetLineAll(pageIndex, PagingSize, filter);
BindTable2GridView(gvMain, table);
}