Showing Library & List Items in Custom Grid View Web part

Showing Library & List Items in Custom Grid View Web part:

pulling the library & list items data from share point 2010 site  and showing in custom grid view web-part

using visual studio 2010.

C# Code To display The Library & List Items:

SPWeb objWeb;

SPSite objSpSite;

SPList oList;

objSpSite = SPContext.Current.Site;

objWeb = objSpSite.OpenWeb();

oList = objWeb.Lists["GBMListNew"];

SPView objView = oList.Views["All Documents"];

SPListItemCollection collItem = oList.GetItems(objView);

DataTable dtSponsorships = collItem.GetDataTable();

gvGBMFormLib.DataSource = dtSponsorships;

gvGBMFormLib.DataBind();

Client Side Code:

<asp:GridView ID="gvGBMFormLib" runat="server" Visible ="true" >

</asp:GridView>