for(int i=0;i<ListView1.Items.Count;i++)
{
Button paid = (Button)ListView1.Items[i].FindControl("Button_paid");
Button Completed = (Button)ListView1.Items[i].FindControl("Button_Completed");
Button Cancelled = (Button)ListView1.Items[i].FindControl("Button_Cancelled");
HyperLink HL_shipping = (HyperLink)ListView1.Items[i].FindControl("HL_shipping");
………………
}