GridView Sorting

if (!IsPostBack)
{
ViewState["sortOrder"] = "";
bindGridView("", "");
}
----------------------------------------------------

public void bindGridView(string sortExp,string sortDir)
{
DataSet myDataSet = new DataSet();
myDataSet = NSBuilder.DataAccess.GetDataSet("Usp_GetAllProjects");

DataView myDataView = new DataView();
myDataView = myDataSet.Tables[0].DefaultView;

if (sortExp!=string.Empty)
{
myDataView.Sort = string.Format("{0} {1}", sortExp, sortDir);
}

grdProjects.DataSource = myDataView;
grdProjects.DataBind();

}

--------------------------------------------------------

public string sortOrder
{
get
{
if (ViewState["sortOrder"].ToString() == "desc")
{
ViewState["sortOrder"] = "asc";
}
else
{
ViewState["sortOrder"] = "desc";
}
return ViewState["sortOrder"].ToString();
}
set
{
ViewState["sortOrder"] = value;
}
}

--------------------------------------------------------

protected void grdProjects_Sorting(object sender, GridViewSortEventArgs e)
{
bindGridView(e.SortExpression, sortOrder);
// sortorder property used here.
}

protected void grdProjects_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
grdProjects.PageIndex = e.NewPageIndex;
bindGridView("","");
}

Posted in: GRIDVIEW_TIP's n Tricks