const { Gio, Shell, St } = imports.gi; const Signals = imports.signals; const Calendar = imports.ui.calendar; const Main = imports.ui.main; const MessageList = imports.ui.messageList; const { loadInterfaceXML } = imports.misc.fileUtils; const DBusIface = loadInterfaceXML('org.freedesktop.DBus'); const DBusProxy = Gio.DBusProxy.makeProxyWrapper(DBusIface); const MprisIface = loadInterfaceXML('org.mpris.MediaPlayer2'); const MprisProxy = Gio.DBusProxy.makeProxyWrapper(MprisIface); const MprisPlayerIface = loadInterfaceXML('org.mpris.MediaPlayer2.Player'); const MprisPlayerProxy = Gio.DBusProxy.makeProxyWrapper(MprisPlayerIface); const MPRIS_PLAYER_PREFIX = 'org.mpris.MediaPlayer2.'; var MediaMessage = class MediaMessage extends MessageList.Message { constructor(player) { super('', ''); this._player = player; this._icon = new St.Icon({ style_class: 'media-message-cover-icon' }); this.setIcon(this._icon); this._prevButton = this.addMediaControl('media-skip-backward-symbolic', () => { this._player.previous(); }); this._playPauseButton = this.addMediaControl(null, () => { this._player.playPause(); }); this._nextButton = this.addMediaControl('media-skip-forward-symbolic', () => { this._player.next(); }); this._player.connect('changed', this._update.bind(this)); this._player.connect('closed', this.close.bind(this)); this._update(); } _onClicked() { this._player.raise(); Main.panel.closeCalendar(); } _updateNavButton(button, sensitive) { button.reactive = sensitive; } _update() { this.setTitle(this._player.trackArtists.join(', ')); this.setBody(this._player.trackTitle); if (this._player.trackCoverUrl) { let file = Gio.File.new_for_uri(this._player.trackCoverUrl); this._icon.gicon = new Gio.FileIcon({ file: file }); this._icon.remove_style_class_name('fallback'); } else { this._icon.icon_name = 'audio-x-generic-symbolic'; this._icon.add_style_class_name('fallback'); } let isPlaying = this._player.status == 'Playing'; let iconName = isPlaying ? 'media-playback-pause-symbolic' : 'media-playback-start-symbolic'; this._playPauseButton.child.icon_name = iconName; this._updateNavButton(this._prevButton, this._player.canGoPrevious); this._updateNavButton(this._nextButton, this._player.canGoNext); } }; var MprisPlayer = class MprisPlayer { constructor(busName) { this._mprisProxy = new MprisProxy(Gio.DBus.session, busName, '/org/mpris/MediaPlayer2', this._onMprisProxyReady.bind(this)); this._playerProxy = new MprisPlayerProxy(Gio.DBus.session, busName, '/org/mpris/MediaPlayer2', this._onPlayerProxyReady.bind(this)); this._visible = false; this._trackArtists = []; this._trackTitle = ''; this._trackCoverUrl = ''; } get status() { return this._playerProxy.PlaybackStatus; } get trackArtists() { return this._trackArtists; } get trackTitle() { return this._trackTitle; } get trackCoverUrl() { return this._trackCoverUrl; } playPause() { this._playerProxy.PlayPauseRemote(); } get canGoNext() { return this._playerProxy.CanGoNext; } next() { this._playerProxy.NextRemote(); } get canGoPrevious() { return this._playerProxy.CanGoPrevious; } previous() { this._playerProxy.PreviousRemote(); } raise() { // The remote Raise() method may run into focus stealing prevention, // so prefer activating the app via .desktop file if possible let app = null; if (this._mprisProxy.DesktopEntry) { let desktopId = `${this._mprisProxy.DesktopEntry}.desktop`; app = Shell.AppSystem.get_default().lookup_app(desktopId); } if (app) app.activate(); else if (this._mprisProxy.CanRaise) this._mprisProxy.RaiseRemote(); } _close() { this._mprisProxy.disconnect(this._ownerNotifyId); this._mprisProxy = null; this._playerProxy.disconnect(this._propsChangedId); this._playerProxy = null; this.emit('closed'); } _onMprisProxyReady() { this._ownerNotifyId = this._mprisProxy.connect('notify::g-name-owner', () => { if (!this._mprisProxy.g_name_owner) this._close(); }); } _onPlayerProxyReady() { this._propsChangedId = this._playerProxy.connect('g-properties-changed', this._updateState.bind(this)); this._updateState(); } _updateState() { let metadata = {}; for (let prop in this._playerProxy.Metadata) metadata[prop] = this._playerProxy.Metadata[prop].deep_unpack(); this._trackArtists = metadata['xesam:artist'] || [_("Unknown artist")]; this._trackTitle = metadata['xesam:title'] || _("Unknown title"); this._trackCoverUrl = metadata['mpris:artUrl'] || ''; this.emit('changed'); let visible = this._playerProxy.CanPlay; if (this._visible != visible) { this._visible = visible; if (visible) this.emit('show'); else this._close(); } } }; Signals.addSignalMethods(MprisPlayer.prototype); var MediaSection = class MediaSection extends MessageList.MessageListSection { constructor() { super(); this._players = new Map(); this._proxy = new DBusProxy(Gio.DBus.session, 'org.freedesktop.DBus', '/org/freedesktop/DBus', this._onProxyReady.bind(this)); } _shouldShow() { return !this.empty && Calendar.isToday(this._date); } _addPlayer(busName) { if (this._players.get(busName)) return; let player = new MprisPlayer(busName); player.connect('closed', () => { this._players.delete(busName); }); player.connect('show', () => { let message = new MediaMessage(player); this.addMessage(message, true); }); this._players.set(busName, player); } _onProxyReady() { this._proxy.ListNamesRemote(([names]) => { names.forEach(name => { if (!name.startsWith(MPRIS_PLAYER_PREFIX)) return; this._addPlayer(name); }); }); this._proxy.connectSignal('NameOwnerChanged', this._onNameOwnerChanged.bind(this)); } _onNameOwnerChanged(proxy, sender, [name, oldOwner, newOwner]) { if (!name.startsWith(MPRIS_PLAYER_PREFIX)) return; if (newOwner && !oldOwner) this._addPlayer(name); } };