def __init__(self, library, player, ui=None):
self._browser = None
self._library = library
self._player = player
self._standalone = not ui
ag = Gtk.ActionGroup.new('QuodLibetFilterActions')
for name, icon_name, label, cb in [
('Filters', "", _("_Filters"), None),
("PlayedRecently", Icons.EDIT_FIND, _("Recently _Played"),
self.__filter_menu_actions),
("AddedRecently", Icons.EDIT_FIND, _("Recently _Added"),
self.__filter_menu_actions),
("TopRated", Icons.EDIT_FIND, _("_Top 40"),
self.__filter_menu_actions),
("All", Icons.EDIT_FIND, _("All _Songs"),
self.__filter_menu_actions)]:
action = Action(name=name, icon_name=icon_name, label=label)
if cb:
action.connect('activate', cb)
ag.add_action(action)
for tag_, lab in [
("genre", _("On Current _Genre(s)")),
("artist", _("On Current _Artist(s)")),
("album", _("On Current Al_bum"))]:
act = Action(
name="Filter%s" % util.capitalize(tag_), label=lab,
icon_name=Icons.EDIT_SELECT_ALL)
act.connect('activate', self.__filter_on, tag_, None, player)
ag.add_action(act)
for (tag_, accel, label) in [
("genre", "G", _("Random _Genre")),
("artist", "T", _("Random _Artist")),
("album", "M", _("Random Al_bum"))]:
act = Action(name="Random%s" % util.capitalize(tag_),
label=label, icon_name=Icons.DIALOG_QUESTION)
act.connect('activate', self.__random, tag_)
ag.add_action_with_accel(act, "<Primary>" + accel)
if self._standalone:
ui = Gtk.UIManager()
ui.add_ui_from_string(self.__OUTER_MENU)
ui.insert_action_group(ag, -1)
self._ui = ui
self._get_child_widget("TopRated").set_tooltip_text(
_("The 40 songs you've played most (more than 40 may "
"be chosen if there are ties)"))
# https://git.gnome.org/browse/gtk+/commit/?id=b44df22895c79
menu_item = self._get_child_widget('/Menu/Filters')
if isinstance(menu_item, Gtk.ImageMenuItem):
menu_item.set_image(None)
self._player_id = player.connect("song-started", self._on_song_started)
self.set_song(player.song)
self._hide_menus()
def add_view_items(ag):
act = Action(name="Information", label=_('_Information'),
icon_name=Icons.DIALOG_INFORMATION)
act.connect('activate', self.__current_song_info)
ag.add_action(act)
act = Action(name="Jump", label=_('_Jump to Playing Song'),
icon_name=Icons.GO_JUMP)
self.__jump_to_current(True, None, True)
act.connect('activate', self.__jump_to_current)
ag.add_action_with_accel(act, "<Primary>J")
def add_top_level_items(ag):
ag.add_action(Action(name="File", label=_("_File")))
ag.add_action(Action(name="Song", label=_("_Song")))
ag.add_action(Action(name="View", label=_('_View')))
ag.add_action(Action(name="Browse", label=_("_Browse")))
ag.add_action(Action(name="Control", label=_('_Control')))
ag.add_action(Action(name="Help", label=_('_Help')))
def __init__(self, library, player, ui=None):
self._browser = None
self._library = library
self._player = player
ag = Gtk.ActionGroup.new('QuodLibetFilterActions')
for name, icon_name, label, cb in [
('Filters', "", _("_Filters"), None),
("PlayedRecently", Icons.EDIT_FIND, _("Recently _Played"),
self.__filter_menu_actions),
("AddedRecently", Icons.EDIT_FIND, _("Recently _Added"),
self.__filter_menu_actions),
("TopRated", Icons.EDIT_FIND, _("_Top 40"),
self.__filter_menu_actions),
("All", Icons.EDIT_FIND, _("All _Songs"),
self.__filter_menu_actions)
]:
action = Action(name=name, icon_name=icon_name, label=label)
if cb:
action.connect('activate', cb)
ag.add_action(action)
for tag_, lab in [("genre", _("Filter on _Genre")),
("artist", _("Filter on _Artist")),
("album", _("Filter on Al_bum"))]:
act = Action(name="Filter%s" % util.capitalize(tag_),
label=lab,
icon_name=Icons.EDIT_SELECT_ALL)
act.connect('activate', self.__filter_on, tag_, None, player)
ag.add_action(act)
for (tag_, accel, label) in [("genre", "G", _("Random _Genre")),
("artist", "T", _("Random _Artist")),
("album", "M", _("Random Al_bum"))]:
act = Action(name="Random%s" % util.capitalize(tag_),
label=label,
icon_name=Icons.DIALOG_QUESTION)
act.connect('activate', self.__random, tag_)
ag.add_action_with_accel(act, "<Primary>" + accel)
ui = ui or Gtk.UIManager()
ui.insert_action_group(ag, -1)
ui.add_ui_from_string(self._MENU)
self._ui = ui
ui.get_widget("/Menu/Filters/TopRated").set_tooltip_text(
_("The 40 songs you've played most (more than 40 may "
"be chosen if there are ties)"))
# https://git.gnome.org/browse/gtk+/commit/?id=b44df22895c79
menu_item = ui.get_widget("/Menu/Filters")
if isinstance(menu_item, Gtk.ImageMenuItem):
menu_item.set_image(None)
self._player_id = player.connect("song-started", self._on_song_started)
self.set_song(player.song)
self._hide_menus()
def __create_menu(self, player, library):
def add_view_items(ag):
act = Action(name="Information",
label=_('_Information'),
icon_name=Icons.DIALOG_INFORMATION)
act.connect('activate', self.__current_song_info)
ag.add_action(act)
act = Action(name="Jump",
label=_('_Jump to Playing Song'),
icon_name=Icons.GO_JUMP)
self.__jump_to_current(True, None, True)
act.connect('activate', self.__jump_to_current)
ag.add_action_with_accel(act, "<Primary>J")
def add_top_level_items(ag):
ag.add_action(Action(name="File", label=_("_File")))
ag.add_action(Action(name="Song", label=_("_Song")))
ag.add_action(Action(name="View", label=_('_View')))
ag.add_action(Action(name="Browse", label=_("_Browse")))
ag.add_action(Action(name="Control", label=_('_Control')))
ag.add_action(Action(name="Help", label=_('_Help')))
ag = Gtk.ActionGroup.new('QuodLibetWindowActions')
add_top_level_items(ag)
add_view_items(ag)
act = Action(name="AddFolders",
label=_(u'_Add a Folder…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_chooser)
ag.add_action_with_accel(act, "<Primary>O")
act = Action(name="AddFiles",
label=_(u'_Add a File…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_chooser)
ag.add_action(act)
act = Action(name="AddLocation",
label=_(u'_Add a Location…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_location)
ag.add_action(act)
act = Action(name="BrowseLibrary",
label=_('Open _Browser'),
icon_name=Icons.EDIT_FIND)
ag.add_action(act)
act = Action(name="Preferences",
label=_('_Preferences'),
icon_name=Icons.PREFERENCES_SYSTEM)
act.connect('activate', self.__preferences)
ag.add_action(act)
act = Action(name="Plugins",
label=_('_Plugins'),
icon_name=Icons.SYSTEM_RUN)
act.connect('activate', self.__plugins)
ag.add_action(act)
act = Action(name="Quit",
label=_('_Quit'),
icon_name=Icons.APPLICATION_EXIT)
act.connect('activate', lambda *x: self.destroy())
ag.add_action_with_accel(act, "<Primary>Q")
act = Action(name="EditTags",
label=_('Edit _Tags'),
icon_name=Icons.DOCUMENT_PROPERTIES)
act.connect('activate', self.__current_song_prop)
ag.add_action(act)
act = Action(name="EditBookmarks", label=_(u"Edit Bookmarks…"))
connect_obj(act, 'activate', self.__edit_bookmarks, library.librarian,
player)
ag.add_action_with_accel(act, "<Primary>B")
act = Action(name="Previous",
label=_('Pre_vious'),
icon_name=Icons.MEDIA_SKIP_BACKWARD)
act.connect('activate', self.__previous_song)
ag.add_action_with_accel(act, "<Primary>comma")
act = Action(name="PlayPause",
label=_('_Play'),
icon_name=Icons.MEDIA_PLAYBACK_START)
act.connect('activate', self.__play_pause)
ag.add_action_with_accel(act, "<Primary>space")
act = Action(name="Next",
label=_('_Next'),
icon_name=Icons.MEDIA_SKIP_FORWARD)
act.connect('activate', self.__next_song)
ag.add_action_with_accel(act, "<Primary>period")
act = ToggleAction(name="StopAfter", label=_("Stop After This Song"))
ag.add_action_with_accel(act, "<shift>space")
# access point for the tray icon
self.stop_after = act
act = Action(name="Shortcuts", label=_("_Keyboard Shortcuts"))
act.connect('activate', self.__keyboard_shortcuts)
ag.add_action_with_accel(act, "<Primary>question")
act = Action(name="About",
label=_("_About"),
icon_name=Icons.HELP_ABOUT)
act.connect('activate', self.__show_about)
ag.add_action_with_accel(act, None)
act = Action(name="OnlineHelp",
label=_("Online Help"),
icon_name=Icons.HELP_BROWSER)
def website_handler(*args):
util.website(const.ONLINE_HELP)
act.connect('activate', website_handler)
ag.add_action_with_accel(act, "F1")
act = Action(name="SearchHelp", label=_("Search Help"))
def search_help_handler(*args):
util.website(const.SEARCH_HELP)
act.connect('activate', search_help_handler)
ag.add_action_with_accel(act, None)
act = Action(name="CheckUpdates",
label=_("_Check for Updates…"),
icon_name=Icons.NETWORK_SERVER)
def check_updates_handler(*args):
d = UpdateDialog(self)
d.run()
d.destroy()
act.connect('activate', check_updates_handler)
ag.add_action_with_accel(act, None)
act = Action(name="RefreshLibrary",
label=_("_Scan Library"),
icon_name=Icons.VIEW_REFRESH)
act.connect('activate', self.__rebuild, False)
ag.add_action(act)
current = config.get("memory", "browser")
try:
browsers.get(current)
except ValueError:
current = browsers.name(browsers.default)
first_action = None
for Kind in browsers.browsers:
name = browsers.name(Kind)
index = browsers.index(name)
action_name = "View" + Kind.__name__
act = RadioAction(name=action_name,
label=Kind.accelerated_name,
value=index)
act.join_group(first_action)
first_action = first_action or act
if name == current:
act.set_active(True)
ag.add_action_with_accel(act, "<Primary>%d" % ((index + 1) % 10, ))
assert first_action
self._browser_action = first_action
def action_callback(view_action, current_action):
current = browsers.name(
browsers.get(current_action.get_current_value()))
self._select_browser(view_action, current, library, player)
first_action.connect("changed", action_callback)
for Kind in browsers.browsers:
action = "Browser" + Kind.__name__
label = Kind.accelerated_name
name = browsers.name(Kind)
index = browsers.index(name)
act = Action(name=action, label=label)
def browser_activate(action, Kind):
LibraryBrowser.open(Kind, library, player)
act.connect('activate', browser_activate, Kind)
ag.add_action_with_accel(act,
"<Primary><alt>%d" % ((index + 1) % 10, ))
ui = Gtk.UIManager()
ui.insert_action_group(ag, -1)
menustr = MENU % {
"views": browser_menu_items(),
"browsers": secondary_browser_menu_items(),
"filters_menu": FilterMenu.MENU
}
ui.add_ui_from_string(menustr)
self._filter_menu = FilterMenu(library, player, ui)
# Cute. So. UIManager lets you attach tooltips, but when they're
# for menu items, they just get ignored. So here I get to actually
# attach them.
ui.get_widget("/Menu/File/RefreshLibrary").set_tooltip_text(
_("Check for changes in your library"))
return ui
def __create_menu(self, player, library):
ag = Gtk.ActionGroup.new("QuodLibetWindowActions")
act = Action(name="Music", label=_("_Music"))
ag.add_action(act)
act = Action(name="AddFolders", label=_(u"_Add a Folder…"), icon_name=Icons.LIST_ADD)
act.connect("activate", self.open_chooser)
ag.add_action_with_accel(act, "<Primary>O")
act = Action(name="AddFiles", label=_(u"_Add a File…"), icon_name=Icons.LIST_ADD)
act.connect("activate", self.open_chooser)
ag.add_action(act)
act = Action(name="AddLocation", label=_(u"_Add a Location…"), icon_name=Icons.LIST_ADD)
act.connect("activate", self.open_location)
ag.add_action(act)
act = Action(name="BrowseLibrary", label=_("Open _Browser"), icon_name=Icons.EDIT_FIND)
ag.add_action(act)
act = Action(name="Preferences", label=_("_Preferences"), icon_name=Icons.PREFERENCES_SYSTEM)
act.connect("activate", self.__preferences)
ag.add_action(act)
act = Action(name="Plugins", label=_("_Plugins"), icon_name=Icons.SYSTEM_RUN)
act.connect("activate", self.__plugins)
ag.add_action(act)
act = Action(name="Quit", label=_("_Quit"), icon_name=Icons.APPLICATION_EXIT)
act.connect("activate", lambda *x: self.destroy())
ag.add_action_with_accel(act, "<Primary>Q")
act = Action(name="Control", label=_("_Control"))
ag.add_action(act)
act = Action(name="EditTags", label=_("Edit _Tags"), icon_name=Icons.DOCUMENT_PROPERTIES)
act.connect("activate", self.__current_song_prop)
ag.add_action(act)
act = Action(name="Information", label=_("_Information"), icon_name=Icons.DIALOG_INFORMATION)
act.connect("activate", self.__current_song_info)
ag.add_action(act)
act = Action(name="Jump", label=_("_Jump to Playing Song"), icon_name=Icons.GO_JUMP)
act.connect("activate", self.__jump_to_current)
ag.add_action_with_accel(act, "<Primary>J")
act = Action(name="View", label=_("_View"))
ag.add_action(act)
act = Action(name="Help", label=_("_Help"))
ag.add_action(act)
act = Action(name="Previous", label=_("Pre_vious"), icon_name=Icons.MEDIA_SKIP_BACKWARD)
act.connect("activate", self.__previous_song)
ag.add_action_with_accel(act, "<Primary>comma")
act = Action(name="PlayPause", label=_("_Play"), icon_name=Icons.MEDIA_PLAYBACK_START)
act.connect("activate", self.__play_pause)
ag.add_action_with_accel(act, "<Primary>space")
act = Action(name="Next", label=_("_Next"), icon_name=Icons.MEDIA_SKIP_FORWARD)
act.connect("activate", self.__next_song)
ag.add_action_with_accel(act, "<Primary>period")
act = ToggleAction(name="StopAfter", label=_("Stop After This Song"))
ag.add_action_with_accel(act, "<shift>space")
# access point for the tray icon
self.stop_after = act
act = Action(name="AddBookmark", label=_("Add Bookmark"), icon_name=Icons.LIST_ADD)
connect_obj(act, "activate", self.__add_bookmark, library.librarian, player)
ag.add_action_with_accel(act, "<Primary>D")
act = Action(name="EditBookmarks", label=_(u"Edit Bookmarks…"))
connect_obj(act, "activate", self.__edit_bookmarks, library.librarian, player)
ag.add_action_with_accel(act, "<Primary>B")
act = Action(name="About", label=_("_About"), icon_name=Icons.HELP_ABOUT)
connect_obj(act, "activate", self.__show_about, player)
ag.add_action_with_accel(act, None)
act = Action(name="OnlineHelp", label=_("Online Help"), icon_name=Icons.HELP_BROWSER)
def website_handler(*args):
util.website(const.ONLINE_HELP)
act.connect("activate", website_handler)
ag.add_action_with_accel(act, "F1")
act = Action(name="SearchHelp", label=_("Search Help"))
def search_help_handler(*args):
util.website(const.SEARCH_HELP)
act.connect("activate", search_help_handler)
ag.add_action_with_accel(act, None)
act = Action(name="RefreshLibrary", label=_("Re_fresh Library"), icon_name=Icons.VIEW_REFRESH)
act.connect("activate", self.__rebuild, False)
ag.add_action(act)
act = ToggleAction(name="SongList", label=_("Song _List"))
act.set_active(config.getboolean("memory", "songlist"))
act.connect("activate", self.showhide_playlist)
ag.add_action(act)
act = ToggleAction(name="Queue", label=_("_Queue"))
act.set_active(config.getboolean("memory", "queue"))
act.connect("activate", self.showhide_playqueue)
ag.add_action(act)
current = config.get("memory", "browser")
try:
browsers.get(current)
except ValueError:
current = browsers.name(browsers.default)
first_action = None
for Kind in browsers.browsers:
name = browsers.name(Kind)
index = browsers.index(name)
action_name = "View" + Kind.__name__
label = Kind.accelerated_name
act = RadioAction(name=action_name, label=Kind.accelerated_name, value=index)
act.join_group(first_action)
first_action = first_action or act
if name == current:
act.set_active(True)
ag.add_action(act)
assert first_action
def action_callback(view_action, current_action):
current = browsers.name(browsers.get(current_action.get_current_value()))
self.select_browser(view_action, current, library, player)
first_action.connect("changed", action_callback)
for Kind in browsers.browsers:
if Kind.is_empty:
continue
action = "Browser" + Kind.__name__
label = Kind.accelerated_name
act = Action(name=action, label=label)
def browser_activate(action, Kind):
LibraryBrowser.open(Kind, library, player)
act.connect("activate", browser_activate, Kind)
ag.add_action_with_accel(act, None)
ui = Gtk.UIManager()
ui.insert_action_group(ag, -1)
ui.add_ui_from_string(MAIN_MENU % {"browsers": BrowseLibrary()})
self._filter_menu = FilterMenu(library, player, ui)
menustr = MENU % {"views": ViewBrowser()}
ui.add_ui_from_string(menustr)
# Cute. So. UIManager lets you attach tooltips, but when they're
# for menu items, they just get ignored. So here I get to actually
# attach them.
ui.get_widget("/Menu/Music/RefreshLibrary").set_tooltip_text(_("Check for changes in your library"))
return ui
def __create_menu(self, player, library):
def add_view_items(ag):
act = Action(name="Information", label=_('_Information'),
icon_name=Icons.DIALOG_INFORMATION)
act.connect('activate', self.__current_song_info)
ag.add_action(act)
act = Action(name="Jump", label=_('_Jump to Playing Song'),
icon_name=Icons.GO_JUMP)
self.__jump_to_current(True, None, True)
act.connect('activate', self.__jump_to_current)
ag.add_action_with_accel(act, "<Primary>J")
def add_top_level_items(ag):
ag.add_action(Action(name="File", label=_("_File")))
ag.add_action(Action(name="Song", label=_("_Song")))
ag.add_action(Action(name="View", label=_('_View')))
ag.add_action(Action(name="Browse", label=_("_Browse")))
ag.add_action(Action(name="Control", label=_('_Control')))
ag.add_action(Action(name="Help", label=_('_Help')))
ag = Gtk.ActionGroup.new('QuodLibetWindowActions')
add_top_level_items(ag)
add_view_items(ag)
act = Action(name="AddFolders", label=_(u'_Add a Folder…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_chooser)
ag.add_action_with_accel(act, "<Primary>O")
act = Action(name="AddFiles", label=_(u'_Add a File…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_chooser)
ag.add_action(act)
act = Action(name="AddLocation", label=_(u'_Add a Location…'),
icon_name=Icons.LIST_ADD)
act.connect('activate', self.open_location)
ag.add_action(act)
act = Action(name="BrowseLibrary", label=_('Open _Browser'),
icon_name=Icons.EDIT_FIND)
ag.add_action(act)
act = Action(name="Preferences", label=_('_Preferences'),
icon_name=Icons.PREFERENCES_SYSTEM)
act.connect('activate', self.__preferences)
ag.add_action(act)
act = Action(name="Plugins", label=_('_Plugins'),
icon_name=Icons.SYSTEM_RUN)
act.connect('activate', self.__plugins)
ag.add_action(act)
act = Action(name="Quit", label=_('_Quit'),
icon_name=Icons.APPLICATION_EXIT)
act.connect('activate', lambda *x: self.destroy())
ag.add_action_with_accel(act, "<Primary>Q")
act = Action(name="EditTags", label=_('Edit _Tags'),
icon_name=Icons.DOCUMENT_PROPERTIES)
act.connect('activate', self.__current_song_prop)
ag.add_action(act)
act = Action(name="EditBookmarks", label=_(u"Edit Bookmarks…"))
connect_obj(act, 'activate', self.__edit_bookmarks,
library.librarian, player)
ag.add_action_with_accel(act, "<Primary>B")
act = Action(name="Previous", label=_('Pre_vious'),
icon_name=Icons.MEDIA_SKIP_BACKWARD)
act.connect('activate', self.__previous_song)
ag.add_action_with_accel(act, "<Primary>comma")
act = Action(name="PlayPause", label=_('_Play'),
icon_name=Icons.MEDIA_PLAYBACK_START)
act.connect('activate', self.__play_pause)
ag.add_action_with_accel(act, "<Primary>space")
act = Action(name="Next", label=_('_Next'),
icon_name=Icons.MEDIA_SKIP_FORWARD)
act.connect('activate', self.__next_song)
ag.add_action_with_accel(act, "<Primary>period")
act = ToggleAction(name="StopAfter", label=_("Stop After This Song"))
ag.add_action_with_accel(act, "<shift>space")
# access point for the tray icon
self.stop_after = act
act = Action(name="Shortcuts", label=_("_Keyboard Shortcuts"))
act.connect('activate', self.__keyboard_shortcuts)
ag.add_action_with_accel(act, "<Primary>question")
act = Action(name="About", label=_("_About"),
icon_name=Icons.HELP_ABOUT)
act.connect('activate', self.__show_about)
ag.add_action_with_accel(act, None)
act = Action(name="OnlineHelp", label=_("Online Help"),
icon_name=Icons.HELP_BROWSER)
def website_handler(*args):
util.website(const.ONLINE_HELP)
act.connect('activate', website_handler)
ag.add_action_with_accel(act, "F1")
act = Action(name="SearchHelp", label=_("Search Help"))
def search_help_handler(*args):
util.website(const.SEARCH_HELP)
act.connect('activate', search_help_handler)
ag.add_action_with_accel(act, None)
act = Action(name="CheckUpdates", label=_("_Check for Updates…"),
icon_name=Icons.NETWORK_SERVER)
def check_updates_handler(*args):
d = UpdateDialog(self)
d.run()
d.destroy()
act.connect('activate', check_updates_handler)
ag.add_action_with_accel(act, None)
act = Action(
name="RefreshLibrary", label=_("_Scan Library"),
icon_name=Icons.VIEW_REFRESH)
act.connect('activate', self.__rebuild, False)
ag.add_action(act)
current = config.get("memory", "browser")
try:
browsers.get(current)
except ValueError:
current = browsers.name(browsers.default)
first_action = None
for Kind in browsers.browsers:
name = browsers.name(Kind)
index = browsers.index(name)
action_name = "View" + Kind.__name__
act = RadioAction(name=action_name, label=Kind.accelerated_name,
value=index)
act.join_group(first_action)
first_action = first_action or act
if name == current:
act.set_active(True)
ag.add_action_with_accel(act, "<Primary>%d" % ((index + 1) % 10,))
assert first_action
self._browser_action = first_action
def action_callback(view_action, current_action):
current = browsers.name(
browsers.get(current_action.get_current_value()))
self._select_browser(view_action, current, library, player)
first_action.connect("changed", action_callback)
for Kind in browsers.browsers:
action = "Browser" + Kind.__name__
label = Kind.accelerated_name
name = browsers.name(Kind)
index = browsers.index(name)
act = Action(name=action, label=label)
def browser_activate(action, Kind):
LibraryBrowser.open(Kind, library, player)
act.connect('activate', browser_activate, Kind)
ag.add_action_with_accel(act,
"<Primary><alt>%d" % ((index + 1) % 10,))
ui = Gtk.UIManager()
ui.insert_action_group(ag, -1)
menustr = MENU % {
"views": browser_menu_items(),
"browsers": secondary_browser_menu_items(),
"filters_menu": FilterMenu.MENU
}
ui.add_ui_from_string(menustr)
self._filter_menu = FilterMenu(library, player, ui)
# Cute. So. UIManager lets you attach tooltips, but when they're
# for menu items, they just get ignored. So here I get to actually
# attach them.
ui.get_widget("/Menu/File/RefreshLibrary").set_tooltip_text(
_("Check for changes in your library"))
return ui