private void demoGrid_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
        {
            if (demoGrid.Columns[e.ColumnIndex].Name.Equals("Image"))
            {
                string path = System.Windows.Forms.Application.StartupPath + @"/1.gif";
                e.Value = GetImage(path);
            }
        }

 public System.Drawing.Image GetImage(string path)
        {
            System.IO.FileStream fs = new System.IO.FileStream(path, System.IO.FileMode.Open);
            System.Drawing.Image result = System.Drawing.Image.FromStream(fs);
            fs.Close();
            return result;
        }

------解决方案--------------------
模版列的使用，在模版列中使用<a href='<%# ~/imgpath/Eval("img") #'>img</a>将连接绑定好！

------解决方案--------------------