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|
# Copyright 2019 The GNOME Music developers
#
# GNOME Music is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# GNOME Music is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with GNOME Music; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# The GNOME Music authors hereby grant permission for non-GPL compatible
# GStreamer plugins to be used and distributed together with GStreamer
# and GNOME Music. This permission is above and beyond the permissions
# granted by the GPL license by which GNOME Music is covered. If you
# modify this code, you may extend this exception to your version of the
# code, but you are not obligated to do so. If you do not wish to do so,
# delete this exception statement from your version.
from typing import Optional
from gi.repository import Adw, Gtk, Gdk, Gio, GLib, GObject
from gettext import gettext as _
from gnomemusic.gstplayer import Playback
from gnomemusic.player import RepeatMode
from gnomemusic.search import Search
from gnomemusic.trackerwrapper import TrackerState
from gnomemusic.utils import View
from gnomemusic.views.albumsview import AlbumsView
from gnomemusic.views.artistsview import ArtistsView
from gnomemusic.views.emptyview import EmptyView
from gnomemusic.views.searchview import SearchView
from gnomemusic.views.songsview import SongsView
from gnomemusic.views.playlistsview import PlaylistsView
from gnomemusic.widgets.headerbar import HeaderBar
from gnomemusic.widgets.playertoolbar import PlayerToolbar # noqa: F401
from gnomemusic.widgets.playlistdialog import PlaylistDialog
from gnomemusic.widgets.searchheaderbar import SearchHeaderBar
from gnomemusic.widgets.selectiontoolbar import SelectionToolbar # noqa: F401
from gnomemusic.windowplacement import WindowPlacement
@Gtk.Template(resource_path="/org/gnome/Music/ui/Window.ui")
class Window(Adw.ApplicationWindow):
__gtype_name__ = "Window"
active_view = GObject.Property(type=GObject.GObject, default=None)
selected_songs_count = GObject.Property(type=int, default=0, minimum=0)
selection_mode = GObject.Property(type=bool, default=False)
_headerbar_stack = Gtk.Template.Child()
_loading_progress = Gtk.Template.Child()
_overlay = Gtk.Template.Child()
_player_toolbar = Gtk.Template.Child()
_selection_toolbar = Gtk.Template.Child()
_stack = Gtk.Template.Child()
_toast_overlay = Gtk.Template.Child()
def __init__(self, app):
"""Initialize the main window.
:param Gtk.Application app: Application object
"""
super().__init__(application=app, title=_("Music"))
self._app = app
self._coreselection = app.props.coreselection
self._coreselection.bind_property(
"selected-songs-count", self, "selected-songs-count")
self._settings = app.props.settings
select_all = Gio.SimpleAction.new('select_all', None)
select_all.connect('activate', self._select_all)
self.add_action(select_all)
deselect_all = Gio.SimpleAction.new('deselect_all', None)
deselect_all.connect('activate', self._deselect_all)
self.add_action(deselect_all)
self.set_size_request(200, 100)
WindowPlacement(self)
self._current_view = None
self._view_before_search = None
self._playlist_dialog: Optional[PlaylistDialog] = None
self._player = app.props.player
self._search = app.props.search
self._startup_timeout_id = 0
self._setup_view()
def _setup_view(self):
self._headerbar = HeaderBar(self._app)
self._headerbar.props.stack = self._stack
self._search_headerbar = SearchHeaderBar(self._app)
self._search_headerbar.props.stack = self._stack
self._headerbar_stack.add_named(self._headerbar, "main")
self._headerbar_stack.add_named(self._search_headerbar, "search")
self._search.bind_property(
"search-mode-active", self._headerbar, "search-mode-active",
GObject.BindingFlags.BIDIRECTIONAL
| GObject.BindingFlags.SYNC_CREATE)
self._search.bind_property(
"search-mode-active", self._search_headerbar, "search-mode-active",
GObject.BindingFlags.BIDIRECTIONAL
| GObject.BindingFlags.SYNC_CREATE)
self._search.bind_property(
"state", self._search_headerbar, "search-state",
GObject.BindingFlags.SYNC_CREATE)
self._search.connect(
"notify::search-mode-active", self._on_search_mode_changed)
self._player_toolbar.props.player = self._player
self._headerbar.connect(
'back-button-clicked', self._switch_back_from_childview)
self.bind_property(
'selected-songs-count', self._headerbar, 'selected-songs-count')
self.bind_property(
"selected-songs-count", self._selection_toolbar,
"selected-songs-count")
self.bind_property(
'selection-mode', self._headerbar, 'selection-mode',
GObject.BindingFlags.BIDIRECTIONAL
| GObject.BindingFlags.SYNC_CREATE)
self.bind_property(
"selected-songs-count", self._search_headerbar,
"selected-songs-count")
self.bind_property(
"selection-mode", self._search_headerbar, "selection-mode",
GObject.BindingFlags.BIDIRECTIONAL
| GObject.BindingFlags.SYNC_CREATE)
self.bind_property(
"selection-mode", self._player_toolbar, "visible",
GObject.BindingFlags.INVERT_BOOLEAN)
self.bind_property(
"selection-mode", self._selection_toolbar, "visible")
self.connect("notify::selection-mode", self._on_selection_mode_changed)
self.views = [None] * len(View)
# Create only the empty view at startup
# if no music, switch to empty view and hide stack
# if some music is available, populate stack with mainviews,
# show stack and set empty_view to empty_search_view
self.views[View.EMPTY] = EmptyView()
self._stack.connect(
"notify::visible-child", self._on_stack_visible_child_changed)
self._stack.add_named(self.views[View.EMPTY], "emptyview")
# Add the 'background' styleclass so it properly hides the
# bottom line of the searchbar
self._stack.get_style_context().add_class('background')
self._selection_toolbar.connect(
'add-to-playlist', self._on_add_to_playlist)
self._search.connect("notify::state", self._on_search_state_changed)
self._headerbar.props.state = HeaderBar.State.MAIN
self._app.props.coremodel.connect(
"notify::songs-available", self._on_songs_available)
self._app.props.coregrilo.connect(
"notify::tracker-available", self._on_tracker_available)
self._startup_timeout_id = GLib.timeout_add(
2000, self._on_songs_available, None, None)
def _switch_to_empty_view(self):
state = self._app.props.coregrilo.props.tracker_available
empty_view = self.views[View.EMPTY]
empty_view.props.visible = True
if state == TrackerState.UNAVAILABLE:
empty_view.props.state = EmptyView.State.NO_TRACKER
elif state == TrackerState.OUTDATED:
empty_view.props.state = EmptyView.State.TRACKER_OUTDATED
else:
empty_view.props.state = EmptyView.State.EMPTY
self._headerbar.props.state = HeaderBar.State.EMPTY
def _on_search_mode_changed(self, search, value):
if self._search.props.search_mode_active:
self._headerbar_stack.props.visible_child_name = "search"
else:
self._headerbar_stack.props.visible_child_name = "main"
def _on_songs_available(self, klass, value):
if self._startup_timeout_id > 0:
GLib.source_remove(self._startup_timeout_id)
self._startup_timeout_id = 0
if self._app.props.coremodel.props.songs_available:
self._switch_to_player_view()
else:
self._switch_to_empty_view()
def _on_stack_visible_child_changed(self, klass, value):
self.props.active_view = self._stack.props.visible_child
def _on_tracker_available(self, klass, value):
new_state = self._app.props.coregrilo.props.tracker_available
if new_state != TrackerState.AVAILABLE:
self._switch_to_empty_view()
self._on_songs_available(None, None)
def _switch_to_player_view(self):
self._on_notify_model_id = self._stack.connect(
'notify::visible-child', self._on_notify_mode)
self.connect('destroy', self._notify_mode_disconnect)
# All views are created together, so if the album view is
# already initialized, assume the rest are as well.
if self.views[View.ALBUM] is not None:
return
ctrl = Gtk.GestureClick().new()
# Mouse button 8 is the back button.
ctrl.props.button = 8
ctrl.connect("pressed", self._on_back_button_pressed)
self.add_controller(ctrl)
self.views[View.EMPTY].props.state = EmptyView.State.SEARCH
self._headerbar.props.state = HeaderBar.State.MAIN
self.views[View.ALBUM] = AlbumsView(self._app)
self.views[View.ARTIST] = ArtistsView(self._app)
self.views[View.SONG] = SongsView(self._app)
self.views[View.PLAYLIST] = PlaylistsView(self._app)
self.views[View.SEARCH] = SearchView(self._app)
# empty view has already been created in self._setup_view starting at
# View.ALBUM
# empty view state is changed once album view is visible to prevent it
# from being displayed during startup
for i in self.views[View.ALBUM:]:
if i.props.title:
stackpage = self._stack.add_titled(
i, i.props.name, i.props.title)
stackpage.props.icon_name = i.props.icon_name
else:
self._stack.add_named(i, i.props.name)
# The "visible-child" notification ensures that the AlbumView
# appears as selected by the stack switcher on launch.
self._stack.props.visible_child = self.views[View.ALBUM]
self._stack.notify("visible-child")
self.views[View.SEARCH].bind_property(
"search-state", self._search, "state",
GObject.BindingFlags.SYNC_CREATE)
self._search.bind_property(
"search-mode-active", self.views[View.SEARCH],
"search-mode-active", GObject.BindingFlags.BIDIRECTIONAL)
self._search.bind_property(
"search-mode-active", self.views[View.ALBUM],
"search-mode-active", GObject.BindingFlags.SYNC_CREATE)
def _select_all(self, action=None, param=None):
if not self.props.selection_mode:
return
self.props.active_view.select_all()
def _deselect_all(self, action=None, param=None):
if not self.props.selection_mode:
return
self.props.active_view.deselect_all()
@GObject.Property(
type=HeaderBar, default=None, flags=GObject.ParamFlags.READABLE)
def headerbar(self) -> HeaderBar:
"""Get headerbar instance.
:returns: The headerbar
:rtype: HeaderBar
"""
return self._headerbar
@Gtk.Template.Callback()
def _on_key_press(self, controller, keyval, keycode, state):
modifiers = state & Gtk.accelerator_get_default_mod_mask()
control_mask = Gdk.ModifierType.CONTROL_MASK
shift_mask = Gdk.ModifierType.SHIFT_MASK
alt_mask = Gdk.ModifierType.ALT_MASK
shift_ctrl_mask = control_mask | shift_mask
# Ctrl+<KEY>
if control_mask == modifiers:
if keyval == Gdk.KEY_a:
self._select_all()
# Open search bar on Ctrl + F
if (keyval == Gdk.KEY_f
and not self.views[View.PLAYLIST].rename_active
and not self.props.selection_mode
and self._headerbar.props.state != HeaderBar.State.SEARCH):
search_mode = self._search.props.search_mode_active
self._search.props.search_mode_active = not search_mode
# Play / Pause on Ctrl + SPACE
if keyval == Gdk.KEY_space:
self._player.play_pause()
# Play previous on Ctrl + B
if keyval == Gdk.KEY_b:
self._player.previous()
# Play next on Ctrl + N
if keyval == Gdk.KEY_n:
self._player.next()
# Toggle repeat on Ctrl + R
if keyval == Gdk.KEY_r:
if self._player.props.repeat_mode == RepeatMode.SONG:
self._player.props.repeat_mode = RepeatMode.NONE
else:
self._player.props.repeat_mode = RepeatMode.SONG
# Toggle shuffle on Ctrl + S
if keyval == Gdk.KEY_s:
if self._player.props.repeat_mode == RepeatMode.SHUFFLE:
self._player.props.repeat_mode = RepeatMode.NONE
else:
self._player.props.repeat_mode = RepeatMode.SHUFFLE
# Ctrl+Shift+<KEY>
elif modifiers == shift_ctrl_mask:
if keyval == Gdk.KEY_A:
self._deselect_all()
# Alt+<KEY>
elif modifiers == alt_mask:
# Go back from child view on Alt + Left
if keyval == Gdk.KEY_Left:
self._switch_back_from_childview()
# Headerbar switching
if keyval in [Gdk.KEY_1, Gdk.KEY_KP_1]:
self._toggle_view(View.ALBUM)
if keyval in [Gdk.KEY_2, Gdk.KEY_KP_2]:
self._toggle_view(View.ARTIST)
if keyval in [Gdk.KEY_3, Gdk.KEY_KP_3]:
self._toggle_view(View.SONG)
if keyval in [Gdk.KEY_4, Gdk.KEY_KP_4]:
self._toggle_view(View.PLAYLIST)
# No modifier
else:
if (keyval == Gdk.KEY_AudioPlay
or keyval == Gdk.KEY_AudioPause):
self._player.play_pause()
if keyval == Gdk.KEY_AudioStop:
self._player.stop()
if keyval == Gdk.KEY_AudioPrev:
self._player.previous()
if keyval == Gdk.KEY_AudioNext:
self._player.next()
if (keyval == Gdk.KEY_Delete
and self.props.active_view == self.views[View.PLAYLIST]
and not self.views[View.PLAYLIST].rename_active):
self.activate_action("playlist_delete", None)
# Close selection mode or search bar after Esc is pressed
if keyval == Gdk.KEY_Escape:
if self.props.selection_mode:
self.props.selection_mode = False
elif self._search.props.search_mode_active:
self._search.props.search_mode_active = False
# Open the search bar when typing printable chars.
key_unic = Gdk.keyval_to_unicode(keyval)
if ((not self._search.props.search_mode_active
and not keyval == Gdk.KEY_space)
and GLib.unichar_isprint(chr(key_unic))
and (modifiers == shift_mask
or modifiers == 0)
and self.views[View.PLAYLIST] is not None
and not self.views[View.PLAYLIST].rename_active
and not self.props.selection_mode
and self._headerbar.props.state != HeaderBar.State.SEARCH):
self._search.props.search_mode_active = True
def _on_back_button_pressed(self, gesture, n_press, x, y):
self._headerbar.emit('back-button-clicked')
def _notify_mode_disconnect(self, data=None):
self._player.stop()
self.notifications_popup.terminate_pending()
self._stack.disconnect(self._on_notify_model_id)
def _on_notify_mode(self, stack, param):
previous_view = self._current_view
self._current_view = self.props.active_view
# Disable search mode when switching view
search_views = [self.views[View.EMPTY], self.views[View.SEARCH]]
if (self._current_view in search_views
and previous_view not in search_views):
self._view_before_search = previous_view
elif (self._current_view not in search_views
and self._search.props.search_mode_active is True):
self._search.props.search_mode_active = False
# Disable the selection button for the EmptySearch and Playlist
# view
no_selection_mode = [
self.views[View.EMPTY],
self.views[View.PLAYLIST]
]
allowed = self._current_view not in no_selection_mode
self._headerbar.props.selection_mode_allowed = allowed
self._search_headerbar.props.selection_mode_allowed = allowed
def _toggle_view(self, view_enum):
# TODO: The SEARCH state actually refers to the child state of
# the search mode. This fixes the behaviour as needed, but is
# incorrect: searchview currently does not switch states
# correctly.
if (not self.props.selection_mode
and not self._headerbar.props.state == HeaderBar.State.CHILD
and not self._headerbar.props.state == HeaderBar.State.SEARCH):
self._stack.set_visible_child(self.views[view_enum])
def _on_search_state_changed(self, klass, param):
if (self._search.props.state != Search.State.NONE
or not self._view_before_search):
return
# Get back to the view before the search
self._stack.props.visible_child = self._view_before_search
def _switch_back_from_childview(self, klass=None):
if self.props.selection_mode:
return
views_with_child = [
self.views[View.ALBUM],
self.views[View.SEARCH]
]
if self._current_view in views_with_child:
self._current_view._back_button_clicked(self._current_view)
def _on_selection_mode_changed(self, widget, data=None):
if (not self.props.selection_mode
and self._player.state == Playback.STOPPED):
self._player_toolbar.props.revealed = False
def _on_add_to_playlist(self, widget: SelectionToolbar) -> None:
def on_response(dialog: PlaylistDialog, response_id: int) -> None:
if not self._playlist_dialog:
return
if response_id == Gtk.ResponseType.ACCEPT:
playlist = self._playlist_dialog.props.selected_playlist
playlist.add_songs(selected_songs)
self.props.selection_mode = False
self._playlist_dialog.destroy()
self._playlist_dialog = None
if self.props.active_view == self.views[View.PLAYLIST]:
return
selected_songs = self._coreselection.props.selected_songs
if len(selected_songs) < 1:
return
self._playlist_dialog = PlaylistDialog(self._app)
self._playlist_dialog.props.transient_for = self
self._playlist_dialog.connect("response", on_response)
self._playlist_dialog.present()
def set_player_visible(self, visible):
"""Set PlayWidget action visibility
:param bool visible: actionbar visibility
"""
self._player_toolbar.props.revealed = visible
def loading_pulse(self) -> bool:
"""Pulse the loading progress bar
:returns: GLib.SOURCE_CONTINUE
:rtype: bool
"""
self._loading_progress.pulse()
return GLib.SOURCE_CONTINUE
def loading_visible(self, show: bool) -> None:
"""Sets visibility of the loading progressbar
:param bool show: Wheter to show the loading bar
"""
self._loading_progress.props.visible = show
|