def __on_indicator_button_release_event(self, button, event, box, disc):
     """
         Popup menu for track relative to button
         @param button as Gtk.Button
         @param event as Gdk.EventButton
         @param box as Gtk.Box
         @param disc as Disc
     """
     def on_hide(widget):
         button.emit("clicked")
     from lollypop.widgets_context import ContextWidget
     context_widget = None
     for child in box.get_children():
         if isinstance(child, ContextWidget):
             context_widget = child
             break
     image = button.get_image()
     if context_widget is None:
         image.set_from_icon_name("go-previous-symbolic",
                                  Gtk.IconSize.MENU)
         context_widget = ContextWidget(disc, button)
         context_widget.connect("hide", on_hide)
         context_widget.show()
         box.add(context_widget)
     else:
         image.set_from_icon_name("go-next-symbolic",
                                  Gtk.IconSize.MENU)
         context_widget.destroy()
     return True
Example #2
0
class Row(Gtk.ListBoxRow):
    """
        A row
    """

    def __init__(self, track, list_type):
        """
            Init row widgets
            @param track as Track
            @param list_type as RowListType
        """
        # We do not use Gtk.Builder for speed reasons
        Gtk.ListBoxRow.__init__(self)
        self._list_type = list_type
        self._artists_label = None
        self._track = track
        self.__preview_timeout_id = None
        self.__context_timeout_id = None
        self.__context = None
        self._indicator = IndicatorWidget(self, list_type)
        # We do not use set_indicator() here, we do not want widget to be
        # populated
        if App().player.current_track.id == self._track.id:
            self._indicator.play()
        elif self._track.loved:
            self._indicator.loved(self._track.loved)
        self._row_widget = Gtk.EventBox()
        self._row_widget.connect("destroy", self._on_destroy)
        self._row_widget.connect("button-release-event",
                                 self.__on_button_release_event)
        self._row_widget.connect("enter-notify-event",
                                 self.__on_enter_notify_event)
        self._row_widget.connect("leave-notify-event",
                                 self.__on_leave_notify_event)
        self._grid = Gtk.Grid()
        self._grid.set_column_spacing(5)
        self._row_widget.add(self._grid)
        self._title_label = Gtk.Label.new(self._track.name)
        self._title_label.set_property("has-tooltip", True)
        self._title_label.connect("query-tooltip",
                                  self.__on_query_tooltip)
        self._title_label.set_property("hexpand", True)
        self._title_label.set_property("halign", Gtk.Align.START)
        self._title_label.set_property("xalign", 0)
        self._title_label.set_ellipsize(Pango.EllipsizeMode.END)
        featuring_artist_ids = track.featuring_artist_ids
        if featuring_artist_ids:
            artists = []
            for artist_id in featuring_artist_ids:
                artists.append(App().artists.get_name(artist_id))
            self._artists_label = Gtk.Label.new(GLib.markup_escape_text(
                ", ".join(artists)))
            self._artists_label.set_use_markup(True)
            self._artists_label.set_property("has-tooltip", True)
            self._artists_label.connect("query-tooltip",
                                        self.__on_query_tooltip)
            self._artists_label.set_property("hexpand", True)
            self._artists_label.set_property("halign", Gtk.Align.END)
            self._artists_label.set_ellipsize(Pango.EllipsizeMode.END)
            self._artists_label.set_opacity(0.3)
            self._artists_label.set_margin_end(5)
            self._artists_label.show()
        self._duration_label = Gtk.Label.new(
            seconds_to_string(self._track.duration))
        self._duration_label.get_style_context().add_class("dim-label")
        self._num_label = Gtk.Label()
        self._num_label.set_ellipsize(Pango.EllipsizeMode.END)
        self._num_label.set_property("valign", Gtk.Align.CENTER)
        self._num_label.set_width_chars(4)
        self._num_label.get_style_context().add_class("dim-label")
        self.update_number_label()
        self.__menu_button = Gtk.Button.new()
        self.__menu_button.set_relief(Gtk.ReliefStyle.NONE)
        self.__menu_button.get_style_context().add_class("menu-button")
        self.__menu_button.get_style_context().add_class("track-menu-button")
        if list_type & (RowListType.READ_ONLY | RowListType.POPOVER):
            self.__menu_button.set_opacity(0)
            self.__menu_button.set_sensitive(False)
        self._grid.add(self._num_label)
        self._grid.add(self._title_label)
        if self._artists_label is not None:
            self._grid.add(self._artists_label)
        self._grid.add(self._duration_label)
        self._grid.add(self.__menu_button)
        self.add(self._row_widget)
        self.get_style_context().add_class("trackrow")

    def set_indicator(self, playing, loved):
        """
            Show indicator
            @param widget name as str
            @param playing as bool
            @param loved as bool
        """
        self._indicator.clear()
        if playing:
            self.get_style_context().remove_class("trackrow")
            self.get_style_context().add_class("trackrowplaying")
            if loved == 1:
                self._indicator.play_loved()
            else:
                self._indicator.play()
        else:
            self.get_style_context().remove_class("trackrowplaying")
            self.get_style_context().add_class("trackrow")
            if loved != 0 and self.__context is None:
                self._indicator.loved(loved)
            else:
                self._indicator.button()

    def update_number_label(self):
        """
            Update position label for row
        """
        if App().player.track_in_queue(self._track):
            self._num_label.get_style_context().add_class("queued")
            pos = App().player.get_track_position(self._track.id)
            self._num_label.set_text(str(pos))
        elif self._track.number > 0:
            self._num_label.get_style_context().remove_class("queued")
            self._num_label.set_text(str(self._track.number))
        else:
            self._num_label.get_style_context().remove_class("queued")
            self._num_label.set_text("")

    @property
    def row_widget(self):
        """
            Get row main widget
            @return Gtk.Widget
        """
        return self._row_widget

    @property
    def track(self):
        """
            Get row track
            @return Track
        """
        return self._track

#######################
# PROTECTED           #
#######################
    def _get_menu(self):
        """
            Return TrackMenu
        """
        from lollypop.pop_menu import TrackMenu
        return TrackMenu(self._track)

    def _on_destroy(self, widget):
        """
            We need to stop timeout idle to prevent
            __on_indicator_button_release_event() segfaulting
        """
        if self.__context_timeout_id is not None:
            GLib.source_remove(self.__context_timeout_id)
            self.__context_timeout_id = None

#######################
# PRIVATE             #
#######################
    def __play_preview(self):
        """
            Play track
            @param widget as Gtk.Widget
        """
        App().player.preview.set_property("uri", self._track.uri)
        App().player.preview.set_state(Gst.State.PLAYING)
        self.set_indicator(True, False)
        self.__preview_timeout_id = None

    def __popup_menu(self, eventbox, xcoordinate=None, ycoordinate=None):
        """
            Popup menu for track
            @param eventbox as Gtk.EventBox
            @param xcoordinate as int (or None)
            @param ycoordinate as int (or None)
        """
        from lollypop.pop_menu import TrackMenuPopover, RemoveMenuPopover
        if self.get_state_flags() & Gtk.StateFlags.SELECTED:
            # Get all selected rows
            rows = [self]
            r = self.previous_row
            while r is not None:
                if r.get_state_flags() & Gtk.StateFlags.SELECTED:
                    rows.append(r)
                r = r.previous_row
            r = self.next_row
            while r is not None:
                if r.get_state_flags() & Gtk.StateFlags.SELECTED:
                    rows.append(r)
                r = r.next_row
            popover = RemoveMenuPopover(rows)
        else:
            popover = TrackMenuPopover(self._track, self._get_menu())
        if xcoordinate is not None and ycoordinate is not None:
            rect = eventbox.get_allocation()
            rect.x = xcoordinate
            rect.y = ycoordinate
            rect.width = rect.height = 1
        popover.set_relative_to(eventbox)
        popover.set_pointing_to(rect)
        popover.connect("closed", self.__on_closed)
        self.get_style_context().add_class("track-menu-selected")
        popover.popup()

    def __on_artist_button_press(self, eventbox, event):
        """
            Go to artist page
            @param eventbox as Gtk.EventBox
            @param event as Gdk.EventButton
        """
        App().window.container.show_artists_albums(self._album.artist_ids)
        return True

    def __on_enter_notify_event(self, widget, event):
        """
            Set image on buttons now, speed reason
            @param widget as Gtk.Widget
            @param event as Gdk.Event
        """
        if self.__context_timeout_id is not None:
            GLib.source_remove(self.__context_timeout_id)
            self.__context_timeout_id = None
        if App().settings.get_value("preview-output").get_string() != "":
            self.__preview_timeout_id = GLib.timeout_add(500,
                                                         self.__play_preview)
        if self.__menu_button.get_image() is None:
            image = Gtk.Image.new_from_icon_name("go-previous-symbolic",
                                                 Gtk.IconSize.MENU)
            self.__menu_button.set_image(image)
            self.__menu_button.connect(
                "button-release-event",
                self.__on_indicator_button_release_event)
        self._indicator.button()

    def __on_leave_notify_event(self, widget, event):
        """
            Stop preview
            @param widget as Gtk.Widget
            @param event as Gdk.Event
        """
        def close_indicator():
            """
                Simulate a release event
            """
            self.__on_indicator_button_release_event(self.__menu_button,
                                                     event)
        allocation = widget.get_allocation()
        if event.x <= 0 or\
           event.x >= allocation.width or\
           event.y <= 0 or\
           event.y >= allocation.height:
            if self.__context is not None and\
                    self.__context_timeout_id is None:
                self.__context_timeout_id = GLib.timeout_add(
                    1000,
                    close_indicator)
            if App().settings.get_value("preview-output").get_string() != "":
                if self.__preview_timeout_id is not None:
                    GLib.source_remove(self.__preview_timeout_id)
                    self.__preview_timeout_id = None
                App().player.preview.set_state(Gst.State.NULL)
            self.set_indicator(App().player.current_track.id == self._track.id,
                               self._track.loved)

    def __on_button_release_event(self, widget, event):
        """
            Handle button press event:
                |_ 1 => activate
                |_ 2 => queue
                |_ 3 => menu
            @param widget as Gtk.Widget
            @param event as Gdk.EventButton
        """
        if event.state & Gdk.ModifierType.CONTROL_MASK and\
                self._list_type & RowListType.DND:
            if self.get_state_flags() & Gtk.StateFlags.SELECTED:
                self.set_state_flags(Gtk.StateFlags.NORMAL, True)
            else:
                self.set_state_flags(Gtk.StateFlags.SELECTED, True)
                self.grab_focus()
        elif event.state & Gdk.ModifierType.SHIFT_MASK and\
                self._list_type & RowListType.DND:
            self.emit("do-selection")
        elif event.button == 3:
            window = widget.get_window()
            if window == event.window:
                self.__popup_menu(widget, event.x, event.y)
            # Happens when pressing button over menu btn
            else:
                self.__on_indicator_button_release_event(self.__menu_button,
                                                         event)
        elif event.button == 2:
            if self._track.id in App().player.queue:
                App().player.remove_from_queue(self._track.id)
            else:
                App().player.append_to_queue(self._track.id)
        elif event.state & Gdk.ModifierType.MOD1_MASK:
            App().player.clear_albums()
            App().player.reset_history()
            App().player.load(self._track)
        else:
            self.activate()
        return True

    def __on_indicator_button_release_event(self, button, event):
        """
            Popup menu for track relative to button
            @param button as Gtk.Button
            @param event as Gdk.EventButton
        """
        def on_hide(widget):
            self.__on_indicator_button_release_event(button, event)
        self.__context_timeout_id = None
        image = self.__menu_button.get_image()
        if self.__context is None:
            image.set_from_icon_name("go-next-symbolic",
                                     Gtk.IconSize.MENU)
            self.__context = ContextWidget(self._track, button)
            self.__context.connect("hide", on_hide)
            self.__context.set_property("halign", Gtk.Align.END)
            self.__context.show()
            self._duration_label.hide()
            self._grid.insert_next_to(button, Gtk.PositionType.LEFT)
            self._grid.attach_next_to(self.__context, button,
                                      Gtk.PositionType.LEFT, 1, 1)
            self.set_indicator(App().player.current_track.id == self._track.id,
                               False)
        else:
            image.set_from_icon_name("go-previous-symbolic",
                                     Gtk.IconSize.MENU)
            self.__context.destroy()
            self._duration_label.show()
            self.__context = None
            self.set_indicator(App().player.current_track.id == self._track.id,
                               self._track.loved)
        return True

    def __on_closed(self, widget):
        """
            Remove selected style
            @param widget as Popover
        """
        self.get_style_context().remove_class("track-menu-selected")

    def __on_query_tooltip(self, widget, x, y, keyboard, tooltip):
        """
            Show tooltip if needed
            @param widget as Gtk.Widget
            @param x as int
            @param y as int
            @param keyboard as bool
            @param tooltip as Gtk.Tooltip
        """
        text = ""
        layout = widget.get_layout()
        label = widget.get_text()
        if layout.is_ellipsized():
            text = "%s" % (GLib.markup_escape_text(label))
        widget.set_tooltip_markup(text)
Example #3
0
class AlbumDetailedWidget(Gtk.Bin, AlbumWidget,
                          OverlayAlbumHelper, TracksView):
    """
        Widget with cover and tracks
    """
    __gsignals__ = {
        "populated": (GObject.SignalFlags.RUN_FIRST, None, ()),
        "left-loaded": (GObject.SignalFlags.RUN_FIRST, None, ()),
        "overlayed": (GObject.SignalFlags.RUN_FIRST, None, (bool,))
    }

    def __init__(self, album, genre_ids, artist_ids, show_cover):
        """
            Init detailed album widget
            @param album as Album
            @param label_height as int
            @param genre ids as [int]
            @param artist ids as [int]
            @param show_cover as bool
        """
        Gtk.Bin.__init__(self)
        AlbumWidget.__init__(self, album, genre_ids, artist_ids)
        TracksView.__init__(self, RowListType.TWO_COLUMNS)
        self._widget = None
        self.__show_cover = show_cover
        self.__width_allocation = 0
        self.connect("size-allocate", self.__on_size_allocate)

    def populate(self):
        """
            Populate widget content
        """
        if self._widget is None:
            OverlayAlbumHelper.__init__(self)
            self.__context = None
            grid = Gtk.Grid()
            grid.set_margin_start(5)
            grid.set_margin_end(5)
            grid.set_row_spacing(1)
            grid.set_vexpand(True)
            grid.show()
            self.__title_label = Gtk.Label()
            self.__title_label.set_margin_end(10)
            self.__title_label.set_ellipsize(Pango.EllipsizeMode.END)
            self.__title_label.get_style_context().add_class("dim-label")
            self.__title_label.set_property("has-tooltip", True)
            self.__title_label.connect("query-tooltip",
                                       self.__on_query_tooltip)
            self.__title_label.show()
            self.__artist_label = Gtk.Label()
            self.__artist_label.set_margin_end(10)
            self.__artist_label.set_ellipsize(Pango.EllipsizeMode.END)
            self.__artist_label.set_property("has-tooltip", True)
            self.__artist_label.connect("query-tooltip",
                                        self.__on_query_tooltip)
            self.__artist_label.show()
            self.__year_label = Gtk.Label()
            self.__year_label.set_margin_end(10)
            self.__year_label.get_style_context().add_class("dim-label")
            self.__year_label.show()
            self.__duration_label = Gtk.Label()
            self.__duration_label.get_style_context().add_class("dim-label")
            self.__duration_label.show()
            self.__context_button = Gtk.Button.new_from_icon_name(
                "go-next-symbolic", Gtk.IconSize.BUTTON)
            self.__context_button.set_relief(Gtk.ReliefStyle.NONE)
            self.__context_button.connect("clicked", self.__on_context_clicked)
            self.__context_button.get_style_context().add_class("menu-button")
            self.__context_button.get_style_context().add_class(
                                                          "album-menu-button")
            self.__context_button.show()
            self._widget = Gtk.Grid()
            self._widget.set_orientation(Gtk.Orientation.VERTICAL)
            self._widget.set_row_spacing(2)
            self._widget.show()
            self.__header = Gtk.Grid()
            self.__header.add(self.__artist_label)
            self.__header.add(self.__title_label)
            self.__header.add(self.__year_label)
            self.__header.add(self.__context_button)
            self.__header.show()
            self._widget.add(self.__header)
            separator = Gtk.Separator.new(Gtk.Orientation.HORIZONTAL)
            separator.show()
            self._widget.add(separator)

            loved = LovedWidget(self._album)
            loved.set_property("valign", Gtk.Align.CENTER)
            loved.set_margin_end(10)
            loved.show()

            rating = RatingWidget(self._album)
            rating.set_property("valign", Gtk.Align.CENTER)
            rating.set_property("halign", Gtk.Align.END)
            rating.set_margin_end(10)
            rating.show()

            if self.__show_cover:
                self.__header.add(self.__duration_label)
                self.__duration_label.set_hexpand(True)
                self.__duration_label.set_property("halign", Gtk.Align.END)
                eventbox = Gtk.EventBox()
                eventbox.connect("enter-notify-event", self._on_enter_notify)
                eventbox.connect("leave-notify-event", self._on_leave_notify)
                eventbox.connect("button-press-event", self._on_button_press)
                eventbox.show()
                self.set_property("valign", Gtk.Align.CENTER)
                self._artwork = App().art_helper.get_image(ArtSize.BIG,
                                                           ArtSize.BIG,
                                                           "cover-frame")
                self._artwork.show()
                eventbox.add(self._artwork)
                self.__duration_label.set_hexpand(True)
                self._overlay = Gtk.Overlay.new()
                self._overlay.add(eventbox)
                self._overlay.show()
                self.__coverbox = Gtk.Grid()
                self.__coverbox.set_row_spacing(2)
                self.__coverbox.set_margin_end(10)
                self.__coverbox.set_orientation(Gtk.Orientation.VERTICAL)
                self.__coverbox.show()
                self.__coverbox.attach(self._overlay, 0, 0, 2, 1)
                loved.set_property("halign", Gtk.Align.START)
                self.__coverbox.attach(rating, 0, 1, 1, 1)
                self.__coverbox.attach_next_to(loved,
                                               rating,
                                               Gtk.PositionType.RIGHT,
                                               1,
                                               1)
                if App().window.container.stack.get_allocation().width <\
                        Sizing.MEDIUM:
                    self.__coverbox.hide()
                if len(self._artist_ids) > 1:
                    self.__artist_label.set_text(
                        ", ".join(self._album.artists))
                    self.__artist_label.show()
            else:
                self._artwork = None
                loved.set_property("halign", Gtk.Align.END)
                self.__header.add(rating)
                self.__header.add(loved)
                rating.set_hexpand(True)
                self.__header.add(self.__duration_label)
                self.__artist_label.set_text(", ".join(self._album.artists))
                self.__artist_label.show()
            self.__set_duration()
            album_name = GLib.markup_escape_text(self._album.name)
            artist_name = GLib.markup_escape_text(
                ", ".join(self._album.artists))
            self.__title_label.set_markup("<b>%s</b>" % album_name)
            self.__artist_label.set_markup("<b>%s</b>" % artist_name)
            if self._album.year is not None:
                self.__year_label.set_label(str(self._album.year))
                self.__year_label.show()
            self.set_selection()
            if self._artwork is None:
                TracksView.populate(self)
                self._widget.add(self._responsive_widget)
                self._responsive_widget.show()
            else:
                grid.add(self.__coverbox)
                self.set_artwork()
            grid.add(self._widget)
            self.add(grid)
        else:
            TracksView.populate(self)

    def get_current_ordinate(self, parent):
        """
            If current track in widget, return it ordinate,
            @param parent widget as Gtk.Widget
            @return y as int
        """
        for dic in [self._tracks_widget_left, self._tracks_widget_right]:
            for widget in dic.values():
                for child in widget.get_children():
                    if child.track.id == App().player.current_track.id:
                        return child.translate_coordinates(parent, 0, 0)[1]
        return None

    def set_filter_func(self, func):
        """
            Set filter function
        """
        for widget in self._tracks_widget_left.values():
            widget.set_filter_func(func)
        for widget in self._tracks_widget_right.values():
            widget.set_filter_func(func)

    def set_playing_indicator(self):
        """
            Update playing indicator
        """
        TracksView.set_playing_indicator(self)

    @property
    def requested_height(self):
        """
            Requested height: Internal tracks or at least cover
            @return (minimal: int, maximal: int)
        """
        from lollypop.widgets_row_track import TrackRow
        track_height = TrackRow.get_best_height(self)
        minimal_height = maximal_height = track_height + 20
        count = self._album.tracks_count
        mid_tracks = int(0.5 + count / 2)
        left_height = track_height * mid_tracks
        right_height = track_height * (count - mid_tracks)
        if left_height > right_height:
            minimal_height += left_height
        else:
            minimal_height += right_height
        maximal_height += left_height + right_height
        # Add height for disc label
        if len(self._album.discs) > 1:
            minimal_height += track_height
            maximal_height += track_height
        # 26 is for loved and rating
        cover_height = ArtSize.BIG + 26
        if minimal_height < cover_height:
            return (cover_height, cover_height)
        else:
            return (minimal_height, maximal_height)

#######################
# PROTECTED           #
#######################
    def _on_tracks_populated(self, disc_number):
        """
            Emit populated signal
            @param disc_number as int
        """
        self.emit("populated")

    def _on_album_updated(self, scanner, album_id, destroy):
        """
            On album modified, disable it
            @param scanner as CollectionScanner
            @param album id as int
            @param destroy as bool
        """
        TracksView._on_album_updated(self, scanner, album_id, destroy)
        AlbumWidget._on_album_updated(self, scanner, album_id, destroy)

    def _on_eventbox_button_press_event(self, widget, event):
        """
            Show overlay if not shown
            @param widget as Gtk.Widget
            @param event as Gdk.Event
        """
        # Here some code for touch screens
        # If mouse pointer activate Gtk.FlowBoxChild, overlay is on,
        # as enter notify event enabled it
        # Else, we are in touch screen, first time show overlay, next time
        # show popover
        if not self.is_overlay:
            self.show_overlay(True)
            return

    def _on_album_artwork(self, surface):
        """
            Set album artwork
            @param surface as str
        """
        if surface is None:
            self._artwork.set_from_icon_name("folder-music-symbolic",
                                             Gtk.IconSize.DIALOG)
        else:
            self._artwork.set_from_surface(surface)
        if self._responsive_widget is None:
            self._artwork.show()
            TracksView.populate(self)
            self._widget.add(self._responsive_widget)
            self._responsive_widget.show()

#######################
# PRIVATE             #
#######################
    def __set_duration(self):
        """
            Set album duration
        """
        duration = App().albums.get_duration(self._album.id,
                                             self._album.genre_ids)
        hours = int(duration / 3600)
        mins = int(duration / 60)
        if hours > 0:
            mins -= hours * 60
            if mins > 0:
                self.__duration_label.set_text(_("%s h  %s m") % (hours, mins))
            else:
                self.__duration_label.set_text(_("%s h") % hours)
        else:
            self.__duration_label.set_text(_("%s m") % mins)

    def __on_query_tooltip(self, widget, x, y, keyboard, tooltip):
        """
            Show tooltip if needed
            @param widget as Gtk.Widget
            @param x as int
            @param y as int
            @param keyboard as bool
            @param tooltip as Gtk.Tooltip
        """
        layout = widget.get_layout()
        if layout.is_ellipsized():
            tooltip.set_text(widget.get_label())
        else:
            return False
        return True

    def __on_context_clicked(self, button):
        """
            Show context widget
            @param button as Gtk.Button
        """
        def on_hide(widget):
            button.emit("clicked")
        image = button.get_image()
        if self.__context is None:
            image.set_from_icon_name("go-previous-symbolic",
                                     Gtk.IconSize.MENU)
            self.__context = ContextWidget(self._album, button)
            self.__context.connect("hide", on_hide)
            self.__context.set_property("halign", Gtk.Align.START)
            self.__context.set_property("valign", Gtk.Align.CENTER)
            self.__context.show()
            self.__header.insert_next_to(button, Gtk.PositionType.RIGHT)
            self.__header.attach_next_to(self.__context, button,
                                         Gtk.PositionType.RIGHT, 1, 1)
        else:
            image.set_from_icon_name("go-next-symbolic",
                                     Gtk.IconSize.MENU)
            self.__context.destroy()
            self.__context = None

    def __on_size_allocate(self, widget, allocation):
        """
            Update internals
            @param widget as Gtk.Widget
            @param allocation as Gtk.Allocation
        """
        if self.__width_allocation == allocation.width:
            return
        self.__width_allocation = allocation.width
        (min_height, max_height) = self.requested_height
        if allocation.width < Sizing.MONSTER:
            self.set_size_request(-1, max_height)
        else:
            self.set_size_request(-1, min_height)
        if self._artwork is not None:
            # Use mainloop to let GTK get the event
            if allocation.width < Sizing.MEDIUM:
                GLib.idle_add(self.__coverbox.hide)
            else:
                GLib.idle_add(self.__coverbox.show)