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Posted By

krisdb on 07/25/08


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GridView sorting/Paging

Published in: C# 

Plain TextExpand 
  1. OnSorting="gvName_Sorting"
  2. OnPageIndexChanging="gvName_PageIndexChanging"
  3.  
  4.     protected void gvName_PageIndexChanging(object sender, GridViewPageEventArgs e)
  5.     {
  6.         gvName.PageIndex = e.NewPageIndex;
  7.         BindEvents();
  8.     }
  9.  
  10.  
  11.     protected void gvName_Sorting(object sender, GridViewSortEventArgs e)
  12.     {
  13.         GridViewSortExpression = e.SortExpression;
  14.         SetSortDirection();
  15.         BindEvents();
  16.     }
  17.  
  18.     protected void BindEvents()
  19.     {
  20.         DataView dvName = new DataView();
  21.  
  22.         dvName.Sort = GridViewSortExpression + " " + GridViewSortDirection;
  23.  
  24.         dvName.DataSource = dvEvents;
  25.         dvName.DataBind();
  26.  
  27.     }
  28.  
  29.     private string GridViewSortDirection
  30.     {
  31.         get { return ViewState["SortDirection"] as string ?? "DESC"; }
  32.         set { ViewState["SortDirection"] = value; }
  33.     }
  34.  
  35.     private string GridViewSortExpression
  36.     {
  37.         get { return ViewState["SortExpression"] as string ?? "DEFAULT SORT COLUMN"; }
  38.         set { ViewState["SortExpression"] = value; }
  39.     }
  40.  
  41.     private void SetSortDirection()
  42.     {
  43.        GridViewSortDirection = (GridViewSortDirection == "DESC") ? "ASC" : "DESC";
  44.     }

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