C#

ColumnHeader ch = new ColumnHeader();
ch.Text = "";
ch.Width = 35;
listView1.Columns.Add(ch);
 
ch = new ColumnHeader();
ch.Text = "Size";
ch.Width = 80;
listView1.Columns.Add(ch);
 
// and so on...

ImageList il = new ImageList();
il.Images.Add(bm1);  // bm1 and bm2 are objects of type Bitmap, maybe
il.Images.Add(bm2);  // from thumbnails created from the files you are listing
 
listVie1.SmallImageList = il;  // small if for 16x16 images displayed in detail view

ListViewItem item = new ListViewItem("");  // No text on first column, only the image
item.ImageIndex = 0;  // or whatever index into the image list
item.SubItems.Add(String.Format("{0}x{1}", widht, height);
item.SubItems.Add(fullPath);
listView1.Items.Add(item);
 
// and so on for other items

public Bitmap ( System.Drawing.Image original , System.Int32 width , System.Int32 height)<br />

public void Foo(string connectionString)
{
   using (SqlConnection connection = new SqlConnection(connectionString) )
   {
      // This is where to write whatever code you will be using your connection for.
      // The connection will be closed and disposed when leaving the 'using' block, whether
      // through normal execution or by a thrown exception.
   }
}