ช่วยอธิบายโค้ด C# หน่อยค่ะ เป็นโค้ดเลือกรูปแล้วมาโชว์รูปที่ listview ขอแบบละเอียดนะค่ะ

private void importMultimediaFileToolStripMenuItem_Click_1(object sender, EventArgs e)
        {
            openFile.Filter = "All files|*.*|Image files|*.jpg|Sound files|*.mp3|Video files|*.mp4";
            openFile.RestoreDirectory = true;
            openFile.Multiselect = true;
            try
            {
                if (openFile.ShowDialog() == DialogResult.OK)
                {
                    addImage(sender, e);
                }
                openFile.Reset();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

private void addImage(object sender, EventArgs e)
        {
            ImageList imageList = new ImageList();
            imageList.ImageSize = new Size(100, 80);
            imageList.ColorDepth = ColorDepth.Depth32Bit;

            int i = 0;
            string[] files = openFile.FileNames;
            string[] pathes = new string[files.Length];

            foreach (string file in files)
            {
                pathes[i] = file;
                i++;
            }

            foreach (string path in pathes)
            {
                imageList.Images.Add(Bitmap.FromFile(path));
                FileInfo fileInfo = new FileInfo(path);
                String strDir = fileInfo.Name;
                listView1.Items.Add(strDir);
                listView1.TileSize = new System.Drawing.Size(100, 80);

            }
            for (int j = 0; j < pathes.Length; j++)
            {
                this.listView1.Items[j].ImageIndex = j;
            }
            this.listView1.View = View.LargeIcon;
            this.listView1.LargeImageList = imageList;
        }