public AlbumArtistEntry(Button trackArtistSyncButton, PageNavigationEntry titleEntry,
                                PageNavigationEntry trackArtistEntry) : base()
        {
            track_artist_sync_button = trackArtistSyncButton;
            track_artist_entry       = trackArtistEntry;

            enable_compilation.Label        = Catalog.GetString("Com_pilation Album Artist:");
            enable_compilation.UseUnderline = true;

            Hyena.Gui.TooltipSetter.Set(tooltip_host, enable_compilation,
                                        Catalog.GetString("Check this if this track is part of an album with tracks by various artists"));
            Hyena.Gui.TooltipSetter.Set(tooltip_host, entry,
                                        Catalog.GetString("This value will affect how this album is sorted; if you enter 'Various Artists' then the album will located with other albums that start with 'V'."));

            PackStart(enable_compilation, false, false, 0);
            PackStart(entry, false, false, 0);
            ShowAll();

            enable_compilation.Toggled += OnChanged;
            entry.Changed += OnChanged;
            UpdateSensitivities();
        }
        public AlbumArtistEntry (Button trackArtistSyncButton, PageNavigationEntry titleEntry,
            PageNavigationEntry trackArtistEntry) : base ()
        {
            track_artist_sync_button = trackArtistSyncButton;
            track_artist_entry = trackArtistEntry;

            enable_compilation.Label = Catalog.GetString ("Com_pilation Album Artist:");
            enable_compilation.UseUnderline = true;

            Hyena.Gui.TooltipSetter.Set (tooltip_host, enable_compilation,
                Catalog.GetString ("Check this if this track is part of an album with tracks by various artists"));
            Hyena.Gui.TooltipSetter.Set (tooltip_host, entry,
                Catalog.GetString ("This value will affect how this album is sorted; if you enter 'Various Artists' then the album will located with other albums that start with 'V'."));

            PackStart (enable_compilation, false, false, 0);
            PackStart (entry, false, false, 0);
            ShowAll ();

            enable_compilation.Toggled += OnChanged;
            entry.Changed += OnChanged;
            UpdateSensitivities ();
        }
        protected override void AddFields()
        {
            HBox box = new HBox ();
            VBox left = EditorUtilities.CreateVBox ();
            VBox right = EditorUtilities.CreateVBox ();

            box.PackStart (left, true, true, 0);
            box.PackStart (new VSeparator (), false, false, 12);
            box.PackStart (right, false, false, 0);
            box.ShowAll ();

            PackStart (box, false, false, 0);

            // Left

            PageNavigationEntry title_entry = new PageNavigationEntry (Dialog);
            AddField (left, title_entry, null,
                delegate { return Catalog.GetString ("Track _Title:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((PageNavigationEntry)widget).Text = track.TrackTitle; },
                delegate (EditorTrackInfo track, Widget widget) { track.TrackTitle = ((PageNavigationEntry)widget).Text; },
                FieldOptions.NoSync
            );

            PageNavigationEntry track_artist_entry = new PageNavigationEntry (Dialog, "CoreArtists", "Name");
            FieldPage.FieldSlot track_artist_slot = AddField (left, track_artist_entry,
                Catalog.GetString ("Set all track artists to this value"),
                delegate { return Catalog.GetString ("Track _Artist:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((PageNavigationEntry)widget).Text = track.ArtistName; },
                delegate (EditorTrackInfo track, Widget widget) { track.ArtistName = ((PageNavigationEntry)widget).Text; }
            );

            AlbumArtistEntry album_artist_entry = new AlbumArtistEntry (track_artist_slot.SyncButton,
                title_entry, track_artist_entry);
            AddField (left, null, album_artist_entry,
                Catalog.GetString ("Set all compilation album artists to these values"), null,
                delegate (EditorTrackInfo track, Widget widget) {
                    AlbumArtistEntry entry = widget as AlbumArtistEntry;
                    entry.IsCompilation = track.IsCompilation;
                    entry.Text = track.AlbumArtist;
                },
                delegate (EditorTrackInfo track, Widget widget) {
                    AlbumArtistEntry entry = widget as AlbumArtistEntry;
                    track.IsCompilation = entry.IsCompilation;
                    track.AlbumArtist = entry.Text;
                }
            );

            track_artist_entry.Changed += delegate {
                if (!album_artist_entry.IsCompilation) {
                    album_artist_entry.Text = track_artist_entry.Text;
                }
            };

            AddField (left, new TextEntry ("CoreAlbums", "Title"),
                Catalog.GetString ("Set all album titles to this value"),
                delegate { return Catalog.GetString ("Albu_m Title:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((TextEntry)widget).Text = track.AlbumTitle; },
                delegate (EditorTrackInfo track, Widget widget) { track.AlbumTitle = ((TextEntry)widget).Text; }
            );

            AddField (left, new GenreEntry (),
                Catalog.GetString ("Set all genres to this value"),
                delegate { return Catalog.GetString ("_Genre:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((GenreEntry)widget).Value = track.Genre; },
                delegate (EditorTrackInfo track, Widget widget) { track.Genre = ((GenreEntry)widget).Value; }
            );

            // Right

            AddField (right,
                EditorUtilities.CreateLabel (""),
                /* Translators: "of" is the word beteen a track/disc number and the total count. */
                new RangeEntry (Catalog.GetString ("of"), !MultipleTracks
                    ? null as RangeEntry.RangeOrderClosure
                    : delegate (RangeEntry entry) {
                        for (int i = 0, n = Dialog.TrackCount; i < n; i++) {
                            EditorTrackInfo track = Dialog.LoadTrack (i);

                            if (Dialog.CurrentTrackIndex == i) {
                                // In this case the writeClosure is invoked,
                                // which will take care of updating the TrackInfo
                                entry.From.Value = i + 1;
                                entry.To.Value = n;
                            } else {
                                track.TrackNumber = i + 1;
                                track.TrackCount = n;
                            }
                        }
                    },
                    Catalog.GetString ("Automatically set track number and count")
                ),
                null,
                delegate { return Catalog.GetString ("Track _Number:"); },
                delegate (EditorTrackInfo track, Widget widget) {
                    RangeEntry entry = (RangeEntry)widget;
                    entry.From.Value = track.TrackNumber;
                    entry.To.Value = track.TrackCount;
                },
                // Write closure
                delegate (EditorTrackInfo track, Widget widget) {
                    RangeEntry entry = (RangeEntry)widget;
                    track.TrackNumber = (int)entry.From.Value;
                    track.TrackCount = (int)entry.To.Value;
                },
                // Sync closure (doesn't modify TrackNumber)
                delegate (EditorTrackInfo track, Widget widget) {
                    RangeEntry entry = (RangeEntry)widget;
                    track.TrackCount = (int)entry.To.Value;
                },
                FieldOptions.NoShowSync
            );

            AddField (right, new RangeEntry (Catalog.GetString ("of")),
                // Catalog.GetString ("Automatically set disc number and count"),
                Catalog.GetString ("Set all disc numbers and counts to these values"),
                delegate { return Catalog.GetString ("_Disc Number:"); },
                delegate (EditorTrackInfo track, Widget widget) {
                    RangeEntry entry = (RangeEntry)widget;
                    entry.From.Value = track.DiscNumber;
                    entry.To.Value = track.DiscCount;
                },
                delegate (EditorTrackInfo track, Widget widget) {
                    RangeEntry entry = (RangeEntry)widget;
                    track.DiscNumber = (int)entry.From.Value;
                    track.DiscCount = (int)entry.To.Value;
                },
                FieldOptions.None
            );

            Label year_label = EditorUtilities.CreateLabel (null);
            album_artist_entry.LabelWidget.SizeAllocated += delegate {
                year_label.HeightRequest = album_artist_entry.LabelWidget.Allocation.Height;
            };
            SpinButtonEntry year_entry = new SpinButtonEntry (0, 3000, 1);
            year_entry.Numeric = true;
            year_entry.Output += delegate (object o, OutputArgs args) {
                if (0 == year_entry.ValueAsInt) {
                    year_entry.Text = "";
                } else {
                    year_entry.Text = year_entry.Value.ToString ();
                }
                args.RetVal = 1;
            };
            AddField (right, year_label, year_entry,
                Catalog.GetString ("Set all years to this value"),
                delegate { return Catalog.GetString ("_Year:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((SpinButtonEntry)widget).Value = track.Year; },
                delegate (EditorTrackInfo track, Widget widget) { track.Year = ((SpinButtonEntry)widget).ValueAsInt; },
                FieldOptions.Shrink
            );

            AddField (right, new RatingEntry (),
                Catalog.GetString ("Set all ratings to this value"),
                delegate { return Catalog.GetString ("_Rating:"); },
                delegate (EditorTrackInfo track, Widget widget) { ((RatingEntry)widget).Value = track.Rating; },
                delegate (EditorTrackInfo track, Widget widget) { track.Rating = ((RatingEntry)widget).Value; },
                FieldOptions.Shrink | FieldOptions.NoSync
            );
        }
        protected override void AddFields()
        {
            HBox box   = new HBox();
            VBox left  = EditorUtilities.CreateVBox();
            VBox right = EditorUtilities.CreateVBox();

            box.PackStart(left, true, true, 0);
            box.PackStart(new VSeparator(), false, false, 12);
            box.PackStart(right, false, false, 0);
            box.ShowAll();

            PackStart(box, false, false, 0);

            // Left

            PageNavigationEntry title_entry = new PageNavigationEntry(Dialog);

            AddField(left, title_entry, null,
                     delegate { return(Catalog.GetString("Track _Title:")); },
                     delegate(EditorTrackInfo track, Widget widget) { ((PageNavigationEntry)widget).Text = track.TrackTitle; },
                     delegate(EditorTrackInfo track, Widget widget) { track.TrackTitle = ((PageNavigationEntry)widget).Text; },
                     FieldOptions.NoSync
                     );

            PageNavigationEntry track_artist_entry = new PageNavigationEntry(Dialog, "CoreArtists", "Name");

            FieldPage.FieldSlot track_artist_slot = AddField(left, track_artist_entry,
                                                             Catalog.GetString("Set all track artists to this value"),
                                                             delegate { return(Catalog.GetString("Track _Artist:")); },
                                                             delegate(EditorTrackInfo track, Widget widget) { ((PageNavigationEntry)widget).Text = track.ArtistName; },
                                                             delegate(EditorTrackInfo track, Widget widget) { track.ArtistName = ((PageNavigationEntry)widget).Text; }
                                                             );

            AlbumArtistEntry album_artist_entry = new AlbumArtistEntry(track_artist_slot.SyncButton,
                                                                       title_entry, track_artist_entry);

            AddField(left, null, album_artist_entry,
                     Catalog.GetString("Set all compilation album artists to these values"), null,
                     delegate(EditorTrackInfo track, Widget widget) {
                AlbumArtistEntry entry = widget as AlbumArtistEntry;
                entry.IsCompilation    = track.IsCompilation;
                entry.Text             = track.AlbumArtist;
            },
                     delegate(EditorTrackInfo track, Widget widget) {
                AlbumArtistEntry entry = widget as AlbumArtistEntry;
                track.IsCompilation    = entry.IsCompilation;
                track.AlbumArtist      = entry.Text;
            }
                     );

            track_artist_entry.Changed += delegate {
                if (!album_artist_entry.IsCompilation)
                {
                    album_artist_entry.Text = track_artist_entry.Text;
                }
            };

            AddField(left, new TextEntry("CoreAlbums", "Title"),
                     Catalog.GetString("Set all album titles to this value"),
                     delegate { return(Catalog.GetString("Albu_m Title:")); },
                     delegate(EditorTrackInfo track, Widget widget) { ((TextEntry)widget).Text = track.AlbumTitle; },
                     delegate(EditorTrackInfo track, Widget widget) { track.AlbumTitle = ((TextEntry)widget).Text; }
                     );

            AddField(left, new GenreEntry(),
                     Catalog.GetString("Set all genres to this value"),
                     delegate { return(Catalog.GetString("_Genre:")); },
                     delegate(EditorTrackInfo track, Widget widget) { ((GenreEntry)widget).Value = track.Genre; },
                     delegate(EditorTrackInfo track, Widget widget) { track.Genre = ((GenreEntry)widget).Value; }
                     );

            // Right

            /* Translators: "of" is the word beteen a track/disc number and the total count. */
            AddField(right, new RangeEntry(Catalog.GetString("of"), !MultipleTracks
                ? null as RangeEntry.RangeOrderClosure
                : delegate(RangeEntry entry) {
                for (int i = 0, n = Dialog.TrackCount; i < n; i++)
                {
                    EditorTrackInfo track = Dialog.LoadTrack(i);

                    if (Dialog.CurrentTrackIndex == i)
                    {
                        // In this case the writeClosure is invoked,
                        // which will take care of updating the TrackInfo
                        entry.From.Value = i + 1;
                        entry.To.Value   = n;
                    }
                    else
                    {
                        track.TrackNumber = i + 1;
                        track.TrackCount  = n;
                    }
                }
            }, Catalog.GetString("Automatically set track number and count")),
                     null,
                     delegate { return(Catalog.GetString("Track _Number:")); },
                     delegate(EditorTrackInfo track, Widget widget) {
                RangeEntry entry = (RangeEntry)widget;
                entry.From.Value = track.TrackNumber;
                entry.To.Value   = track.TrackCount;
            },
                     delegate(EditorTrackInfo track, Widget widget) {
                RangeEntry entry  = (RangeEntry)widget;
                track.TrackNumber = (int)entry.From.Value;
                track.TrackCount  = (int)entry.To.Value;
            },
                     FieldOptions.NoSync
                     );

            AddField(right, new RangeEntry(Catalog.GetString("of")),
                     // Catalog.GetString ("Automatically set disc number and count"),
                     Catalog.GetString("Set all disc numbers and counts to these values"),
                     delegate { return(Catalog.GetString("_Disc Number:")); },
                     delegate(EditorTrackInfo track, Widget widget) {
                RangeEntry entry = (RangeEntry)widget;
                entry.From.Value = track.DiscNumber;
                entry.To.Value   = track.DiscCount;
            },
                     delegate(EditorTrackInfo track, Widget widget) {
                RangeEntry entry = (RangeEntry)widget;
                track.DiscNumber = (int)entry.From.Value;
                track.DiscCount  = (int)entry.To.Value;
            },
                     FieldOptions.None
                     );

            Label year_label = EditorUtilities.CreateLabel(null);

            album_artist_entry.LabelWidget.SizeAllocated += delegate {
                year_label.HeightRequest = album_artist_entry.LabelWidget.Allocation.Height;
            };
            SpinButtonEntry year_entry = new SpinButtonEntry(0, 3000, 1);

            year_entry.Numeric = true;
            AddField(right, year_label, year_entry,
                     Catalog.GetString("Set all years to this value"),
                     delegate { return(Catalog.GetString("_Year:")); },
                     delegate(EditorTrackInfo track, Widget widget) { ((SpinButtonEntry)widget).Value = track.Year; },
                     delegate(EditorTrackInfo track, Widget widget) { track.Year = ((SpinButtonEntry)widget).ValueAsInt; },
                     FieldOptions.Shrink
                     );

            AddField(right, new RatingEntry(),
                     Catalog.GetString("Set all ratings to this value"),
                     delegate { return(Catalog.GetString("_Rating:")); },
                     delegate(EditorTrackInfo track, Widget widget) { ((RatingEntry)widget).Value = track.Rating; },
                     delegate(EditorTrackInfo track, Widget widget) { track.Rating = ((RatingEntry)widget).Value; },
                     FieldOptions.Shrink | FieldOptions.NoSync
                     );
        }