FSpot.MainWindow.HandleOpenWith C# (CSharp) Method

		public void HandleOpenWith (object sender, ApplicationActivatedEventArgs e)
		{
			GLib.AppInfo application = e.AppInfo;
			Photo[] selected = SelectedPhotos ();

			if (selected == null || selected.Length < 1)
				return;

			string header = Catalog.GetPluralString ("Create New Version?", "Create New Versions?", selected.Length);
			string msg = String.Format (Catalog.GetPluralString (
				             "Before launching {1}, should F-Spot create a new version of the selected photo to preserve the original?",
				             "Before launching {1}, should F-Spot create new versions of the selected photos to preserve the originals?", selected.Length),
				             selected.Length, application.Name);

			// FIXME add cancel button? add help button?
			HigMessageDialog hmd = new HigMessageDialog (GetToplevel (sender), DialogFlags.DestroyWithParent,
				                       MessageType.Question, Gtk.ButtonsType.None,
				                       header, msg);

			hmd.AddButton (Gtk.Stock.No, Gtk.ResponseType.No, false);
			//hmd.AddButton (Gtk.Stock.Cancel, Gtk.ResponseType.Cancel, false);
			hmd.AddButton (Gtk.Stock.Yes, Gtk.ResponseType.Yes, true);

			bool support_xcf = false;
			;
			if (application.Id == "gimp.desktop")
				foreach (PixbufFormat format in Gdk.Pixbuf.Formats.Where(format => format.Name == "xcf"))
					support_xcf = true;

			//This allows creating a version with a .xcf extension.
			//There's no need to convert the file to xcf file format, gimp will take care of this
			if (support_xcf) {
				CheckButton cb = new CheckButton (Catalog.GetString ("XCF version"));
				cb.Active = Preferences.Get<bool> (Preferences.EDIT_CREATE_XCF_VERSION);
				hmd.VBox.Add (cb);
				cb.Toggled += (s, ea) => Preferences.Set (Preferences.EDIT_CREATE_XCF_VERSION, (s as CheckButton).Active);
				cb.Show ();
			}

			Gtk.ResponseType response = Gtk.ResponseType.Cancel;

			try {
				response = (Gtk.ResponseType)hmd.Run ();
			} finally {
				hmd.Destroy ();
			}

			bool create_xcf = false;
			if (support_xcf)
				create_xcf = Preferences.Get<bool> (Preferences.EDIT_CREATE_XCF_VERSION);

			Log.DebugFormat ("XCF ? {0}", create_xcf);

			if (response == Gtk.ResponseType.Cancel)
				return;

			bool create_new_versions = (response == Gtk.ResponseType.Yes);

			List<EditException> errors = new List<EditException> ();
			GLib.List uri_list = new GLib.List (typeof(string));
			foreach (Photo photo in selected) {
				try {
					if (create_new_versions) {
						uint version = photo.CreateNamedVersion (application.Name, create_xcf ? ".xcf" : null, photo.DefaultVersionId, true);
						photo.DefaultVersionId = version;
					}
				} catch (Exception ex) {
					errors.Add (new EditException (photo, ex));
				}

				uri_list.Append (photo.DefaultVersion.Uri.ToString ());
			}

			// FIXME need to clean up the error dialog here.
			if (errors.Count > 0) {
				Dialog md = new EditExceptionDialog (GetToplevel (sender), errors.ToArray ());
				md.Run ();
				md.Destroy ();
			}

			if (create_new_versions)
				Database.Photos.Commit (selected);

			try {
				application.LaunchUris (uri_list, null);
			} catch (Exception) {
				Log.ErrorFormat ("Failed to lauch {0}", application.Name);
			}
		}