QuickOpenDialog.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using NDepend.Helpers.FileDirectoryPath;
using System.IO;

namespace JarrettVance.ChapterTools
{
  public partial class QuickOpenDialog : Form
  {
      public QuickOpenDialog()
    {
      InitializeComponent();

      QuickOpen(Settings.Default.QuickOpenDir);
    }

      public string DiscPath { get; protected set; }

      private void QuickOpen(string dir)
      {
          this.txtFolder.Text = dir;
          this.flowDiscs.Controls.Clear();

          if (string.IsNullOrEmpty(dir))
          {
                this.flowDiscs.Controls.Add(new ErrorItem("Please choose a folder containing your disc backups."));
                return;
          }

          try
          {
              var discs = new List<Disc>();
              var dirs = new DirectoryPathAbsolute(dir).ChildrenDirectoriesPath;

              foreach (var d in dirs)
              {
                  if (Directory.Exists(Path.Combine(d.Path, "VIDEO_TS")))
                      discs.Add(new Disc(d.Path, "DVD"));
                  else if (Directory.Exists(Path.Combine(Path.Combine(d.Path, "BDMV"), "PLAYLIST")))
                      discs.Add(new Disc(d.Path, "Bluray"));
                  else if (Directory.Exists(Path.Combine(d.Path, "ADV_OBJ")))
                      discs.Add(new Disc(d.Path, "HDDVD"));
              }

              foreach (var disc in discs)
              {
                  var di = new DiscItem(disc);
                  di.Opened += (s, e) =>
                      {
                          this.DiscPath = ((Disc)((DiscItem)s).Tag).Path;
                          this.DialogResult = System.Windows.Forms.DialogResult.OK;
                          this.Close();
                      };
                  this.flowDiscs.Controls.Add(di);
              }

              if (discs.Count == 0)
              {
                  this.flowDiscs.Controls.Add(new ErrorItem("No discs found.  Please select your backup folder containing discs."));
              }
          }
          catch (Exception ex)
          {
              this.flowDiscs.Controls.Add(new ErrorItem(ex.Message));
          }
      }

      private void btnDir_Click(object sender, EventArgs e)
      {
          using (FolderBrowserDialog d = new FolderBrowserDialog())
          {
              d.Description = "Select a folder.";
              d.ShowNewFolderButton = false;
              if (d.ShowDialog() == DialogResult.OK)
              {
                  Settings.Default.QuickOpenDir = d.SelectedPath;
                  Settings.Default.Save();
                  QuickOpen(d.SelectedPath);
              }
          }
      }
  }

  public class Disc
  {
      public Disc(string path, string type)
      {

          var dir = new DirectoryPathAbsolute(path);
          this.Path = path;
          this.Type = type;
          this.Name = dir.DirectoryName;
          
          var exts = new List<string>();
          if (dir.ChildrenFilesPath.Any(x => x.FileExtension == ".xml"))
              exts.Add("xml");
          else if (dir.ChildrenFilesPath.Any(x => x.FileExtension == ".chapters"))
              exts.Add("chapter");
          else if (dir.ChildrenFilesPath.Any(x => x.FileExtension == ".txt"))
              exts.Add("txt");
          this.FoundExtractions = exts.ToArray();
      }
      public string Path { get; protected set; }
      public string Name { get; protected set; }
      public string Type { get; protected set; }
      public string[] FoundExtractions { get; protected set; }
  }
}