基于css样式绑定的样式驱动式AJAX程序开发（.net实现）

基于css样式绑定的样式驱动式AJAX程序开发（.net实现）(33)      }
    }
    if(p_sort!=null && p_colid!=null && !p_colid.Equals("null"))
    ...{
     SortDirect = p_sort;
     int iColid = Int32.Parse(p_colid);
     if(dataobj is DataGrid)
     ...{
      foreach (DataGridColumn dc in ((DataGrid)dataobj).Columns)
      ...{
       if(((Style)(Style)dc.ItemStyle).CssClass.IndexOf("sortOrder")!=-1)
       ...{
        ((Style)(Style)dc.ItemStyle).CssClass = "";
       }
      }
      ((Style)(((DataGrid)dataobj).Columns[iColid].ItemStyle)).CssClass += " sortOrder" + SortDirect;
      DataGrid grid = (DataGrid)dataobj;
      DataGridColumn dgc = grid.Columns[iColid];
      BoundColumn bc = (BoundColumn)dgc;
      string df = bc.DataField;
      dv.Sort = df + " " + SortDirect;
     }
     if(dataobj is DataList)
     ...{
      DataList dl = (DataList)dataobj;
      ((Style)dl.ItemStyle).CssClass += " sortOrder" + SortDirect;
      dv.Sort = dl.DataKeyField + " " + SortDirect;
     }
     //  自定义控件,,,可以自己实现一个
     if(dataobj is table)
     ...{
      table tbl = (table)dataobj;
      tbl.DataSource = ViewLogic.Data.DataSourceFactory.Create(dv.Table);
      IList list = (tbl).ColumnList;