/// <summary>
/// ��ij�û����ʼ�ȡ������DataGrid
/// </summary>
protected void BindGrid()
{
UserCookie = Request.Cookies["Username"];
string Username = UserCookie.Value.ToString();
DocumentClass doc = new DocumentClass();
SqlDataReader dr = doc.GetDocListInClass(Int32.Parse(ClassID),Username,Int32.Parse(DisplayType));
DataTable datatable = Tools.ConvertDataReaderToDataTable(dr);
DataView source = datatable.DefaultView;
source.Sort = SortBy+" "+ SortRule;
dgDocList.DataSource = source;
dgDocList.DataBind();
//
// if (datatable.Rows.Count !=0)
// {
// this.lnkbtnDelete.Visible =true;
//
// }
doc = null;
datatable = null;
}
/// <summary>
/// ���ż�����ָ���ֶν�������
/// </summary>
protected void DataGrid_Sort(Object Src, DataGridSortCommandEventArgs E)
{
SortRule = (SortRule=="Desc")?"Asc":"Desc";
SortBy = E.SortExpression ;
DocumentClass doc = new DocumentClass();
DataTable datatable = Tools.ConvertDataReaderToDataTable(doc.GetDocListInClass(Int32.Parse(ClassID),Username,Int32.Parse(DisplayType)));
DataView Source = datatable.DefaultView;
Source.Sort = SortBy+" "+ SortRule;
doc = null;
dgDocList.DataSource = Source;
dgDocList.DataBind();
}