audrey/src/ui/window.vala
Erica Z 83b3a862e3 use gst time constants
no more 1000000000000000000000000000000 in code
2024-10-16 21:26:45 +02:00

228 lines
7.8 KiB
Vala

[GtkTemplate (ui = "/eu/callcc/audrey/ui/window.ui")]
class Ui.Window : Adw.ApplicationWindow {
[GtkChild] private unowned Gtk.ListBox sidebar;
[GtkChild] private unowned Gtk.ListBoxRow sidebar_play_queue;
[GtkChild] private unowned Gtk.Stack stack;
[GtkChild] public unowned Ui.PlayQueue play_queue;
[GtkChild] public unowned Adw.ButtonRow shuffle_all_tracks;
private Setup setup;
private Subsonic.Client api;
public int64 position { get; private set; }
public double volume {
get { return this.playbin.volume; }
set { this.playbin.volume = value; }
}
public bool mute {
get { return this.playbin.mute; }
set { this.playbin.mute = value; }
}
private Cancellable cancel_loading_art;
public bool cover_art_loading { get; set; default = false; }
public Gdk.Paintable playing_cover_art { get; set; }
public Playbin playbin { get; private set; default = new Playbin (); }
public ListStore play_queue_store { get; private set; default = new ListStore (typeof (Subsonic.Song)); }
public Window (Gtk.Application app) {
Object (application: app);
}
construct {
Bus.own_name (
BusType.SESSION,
"org.mpris.MediaPlayer2.audrey",
BusNameOwnerFlags.NONE,
(conn) => {
try {
// TODO: mpris
} catch (IOError e) {
error ("could not register dbus service: %s", e.message);
}
},
() => {},
() => { error ("could not acquire dbus name"); });
this.playbin.play_queue = this.play_queue_store;
this.setup = new Setup ();
this.setup.connected.connect ((api) => {
this.api = api;
this.playbin.api = api;
this.playbin.now_playing.connect ((continues) => {
api.scrobble.begin (playbin.current_song.id);
this.play_queue.selection.playbin_select (playbin.current_position);
});
this.playbin.stopped.connect (() => {
this.play_queue.selection.playbin_select (this.play_queue_store.get_n_items ());
});
this.play_queue.selection.user_selected.connect ((position) => {
this.playbin.select_track (position);
});
this.shuffle_all_tracks.sensitive = true;
this.shuffle_all_tracks.activated.connect (() => {
this.shuffle_all_tracks.sensitive = false;
this.play_queue_store.remove_all ();
api.get_random_songs.begin (null, (song) => {
this.play_queue_store.append (song);
}, (obj, res) => {
try {
api.get_random_songs.end (res);
} catch (Error e) {
error ("could not get random songs: %s", e.message);
}
this.shuffle_all_tracks.sensitive = true;
this.playbin.select_track (0);
});
});
});
this.setup.load ();
this.sidebar.select_row (this.sidebar.get_row_at_index (0));
this.playbin.notify["current-song"].connect (() => {
if (this.cancel_loading_art != null) {
this.cancel_loading_art.cancel ();
}
this.cancel_loading_art = new GLib.Cancellable ();
this.playing_cover_art = Gdk.Paintable.empty (1, 1);
if (playbin.current_song != null) {
this.cover_art_loading = true;
string song_id = playbin.current_song.id;
this.api.cover_art.begin (song_id, this.cancel_loading_art, (obj, res) => {
try {
this.playing_cover_art = Gdk.Texture.for_pixbuf (this.api.cover_art.end (res));
this.cover_art_loading = false;
} catch (Error e) {
if (!(e is IOError.CANCELLED)) {
warning ("could not load cover for %s: %s", song_id, e.message);
this.cover_art_loading = false;
}
}
});
}
});
this.playbin.notify["position"].connect (() => {
// only set if we aren't seeking
if (this.seek_timeout_id == 0) {
this.position = this.playbin.position;
}
});
}
[GtkCallback] private void on_sidebar_row_activated (Gtk.ListBoxRow row) {
if (row == this.sidebar_play_queue) {
this.stack.set_visible_child_name("play_queue");
}
}
[GtkCallback] private string format_timestamp (int64 ns) {
if (ns == 1) {
// treat 1 nanosecond as a sentinel value
return "-";
}
int s = (int) (ns / Gst.SECOND);
return "%02d:%02d".printf (s/60, s%60);
}
private void seek_impl (int64 position) {
this.position = position;
if (this.seek_timeout_id == 0) {
this.seek_timeout_id = Timeout.add (500, () => {
playbin.seek(this.position);
this.seek_timeout_id = 0;
return false;
});
}
}
// same timeout logic as https://code.videolan.org/videolan/npapi-vlc/blob/6eae0ffb9cbaf8f6e04423de2ff38daabdf7cae3/npapi/vlcplugin_gtk.cpp#L312
private uint seek_timeout_id = 0;
[GtkCallback] private bool on_play_position_seek (Gtk.Range range, Gtk.ScrollType scroll_type, double value) {
this.seek_impl((int64) value);
return false;
}
[GtkCallback] private void on_play_pause_clicked () {
if (this.playbin.state == PlaybinState.PLAYING) {
this.playbin.pause();
} else {
this.playbin.play();
}
}
[GtkCallback] private string play_pause_icon_name (PlaybinState state) {
if (state == PlaybinState.PLAYING) {
return "media-playback-pause";
} else {
return "media-playback-start";
}
}
[GtkCallback] private bool playbin_active (PlaybinState state) {
return state != PlaybinState.STOPPED;
}
[GtkCallback] private string mute_button_icon_name (bool mute) {
return mute ? "audio-volume-muted" : "audio-volume-high";
}
[GtkCallback] private void on_mute_toggle () {
this.mute = !this.mute;
}
[GtkCallback] private void on_skip_forward_clicked () {
if (this.playbin.current_position+1 < this.playbin.play_queue.get_n_items ()) {
this.playbin.select_track (this.playbin.current_position+1);
}
}
[GtkCallback] private void on_skip_backward_clicked () {
if (this.playbin.current_position > 0) {
this.playbin.select_track (this.playbin.current_position-1);
}
}
[GtkCallback] private void show_setup_dialog () {
this.setup.present (this);
}
[GtkCallback] private void seek_backward () {
// 10 seconds
int64 new_position = position - 10 * Gst.SECOND;
if (new_position < 0) new_position = 0;
this.seek_impl (new_position);
}
[GtkCallback] private void seek_forward () {
// 10 seconds
int64 new_position = position + 10 * Gst.SECOND;
if (new_position > this.playbin.duration) new_position = this.playbin.duration;
this.seek_impl (new_position);
}
[GtkCallback] private string song_title (Subsonic.Song? song) {
return song == null ? "" : song.title;
}
[GtkCallback] private string song_artist (Subsonic.Song? song) {
return song == null ? "" : song.artist;
}
[GtkCallback] private string song_album (Subsonic.Song? song) {
return song == null ? "" : song.album;
}
}