private void listView1_DragDrop(object sender, DragEventArgs e)
        {
            string[]      s   = (string[])e.Data.GetData(DataFormats.FileDrop, false);
            DirectoryInfo now = Settings.sorter[Settings.NowTabIndex];

            for (int i = 0; i < s.Length; i++)
            {
                FileInfo file    = new FileInfo(s[i]);
                FileInfo newFile = new FileInfo(@"lnks\" + now.Name + "\\" + file.Name);
                File.Copy(s[i], newFile.FullName);
                Settings.invocations[now].Add(file);
                string     fileName = file.Name.EndsWith(".lnk") ? file.Name.Substring(0, file.Name.LastIndexOf(".lnk")) : file.Name;
                SimpleItem item     = new SimpleItem(fileName, listView1.Items.Count);
                item.TargetFile = file;
                imageListInvocations[now].Images.Add(GetSystemIcon.GetIcon(newFile.FullName));
                listView1.Items.Add(item);
            }
        }
        /// <summary>
        /// 根据文件夹加载列表
        /// </summary>
        /// <param name="dir"></param>
        private void LoadDir(DirectoryInfo dir)
        {
            Settings.NowTabIndex = Settings.sorter.IndexOf(dir);
            listView1.Items.Clear();
            ImageList iList = imageListInvocations[dir];

            iList.Images.Clear();
            listView1.LargeImageList = iList;
            int i = 0;

            Settings.invocations[dir] = dir.GetFiles().ToList();
            foreach (FileInfo file in Settings.invocations[dir])
            {
                string     fileName = file.Name.EndsWith(".lnk") ? file.Name.Substring(0, file.Name.LastIndexOf(".lnk")) : file.Name;
                SimpleItem item     = new SimpleItem(fileName, i++);
                item.TargetFile = file;
                iList.Images.Add(GetSystemIcon.GetIcon(file.FullName));
                listView1.Items.Add(item);
            }
        }