Customization of Sharepoint Barcode

1.Go to  Inforamtion Management Policy Settings,Enable Define Policy.
    Enable barcode feature.
2.When Customized for your Requirements throught Coding.


 using (siteCollection)


{

using (site)

{
SPList list = site.Lists["MyList"];

SPListItem item = list.AddItem();

item["Title"] = "test2";

// this file just ensure item.File non-null. You could set it to arbitrary value.

SPFile file = site.GetFile(http://wjc:1130/SiteAssets/CEWP.aspx);

FieldInfo itemFileInfo = item.GetType().GetField("m_file", BindingFlags.NonPublic
BindingFlags.Instance);
itemFileInfo.SetValue(item, file);
FieldInfo itemFileInitInfo = item.GetType().GetField("m_fileInit", BindingFlags.NonPublic
BindingFlags.Instance);
itemFileInitInfo.SetValue(item,true);
//item.Update();

System.Drawing.Image img;

string id = "0123456789";

Barcode.ProvisionBarcodeWithValue(item, true, ref id, out img);

Barcode.SetBarcodePreview(item);
item.Update();
Console.Read();
}

}



Links:
http://social.msdn.microsoft.com/Forums/en-US/sharepoint2010programming/thread/b4fab7a5-d21d-4a40-9cec-e9e145802958

http://www.sharepointsecurity.com/sharepoint/sharepoint-development/programmatically-changing-a-sharepoint-barcode/

http://social.technet.microsoft.com/Forums/is/sharepoint2010setup/thread/f232e9d1-09bb-423a-9780-b69d16d51698

http://blogs.msdn.com/b/recman