2024-10-13 14:24:25 +00:00
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class Ui.PlayQueueStore : Object, ListModel, Gtk.SelectionModel {
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public ListStore inner = new ListStore (typeof (Song));
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public uint playing_index { get; private set; default = 0; }
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2024-10-12 12:57:37 +00:00
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2024-10-13 14:24:25 +00:00
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private bool starting_stream = false;
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2024-10-12 13:36:47 +00:00
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2024-10-13 14:24:25 +00:00
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public signal void stop_stream ();
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public signal void start_stream (Song song);
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// public void on_song_start ();
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2024-10-12 12:28:05 +00:00
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public signal void now_playing (Song song);
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2024-10-13 14:24:25 +00:00
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public signal void prepare_next_song (Song? song);
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// public void on_stream_end ();
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2024-10-10 20:04:55 +00:00
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2024-10-13 14:24:25 +00:00
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construct {
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this.inner.items_changed.connect ((position, removed, added) => {
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if (this.playing_index >= position) {
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if (this.playing_index < position+removed) {
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this.playing_index = position;
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if (this.playing_index < this.inner.get_n_items ()) {
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this.starting_stream = true;
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this.now_playing ((Song) this.inner.get_item (this.playing_index));
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this.start_stream((Song) this.inner.get_item (this.playing_index));
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} else {
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this.stop_stream ();
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}
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} else {
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this.playing_index += added;
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this.playing_index -= removed;
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}
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} else {
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this.prepare_next_song ((Song?) this.inner.get_item (this.playing_index+1));
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}
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2024-10-12 16:35:42 +00:00
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2024-10-13 14:24:25 +00:00
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this.items_changed (position, removed, added);
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if (this.playing_index < this.inner.get_n_items ()) {
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this.selection_changed (this.playing_index, 1);
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}
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});
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}
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2024-10-12 16:35:42 +00:00
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2024-10-13 14:24:25 +00:00
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public void on_stream_start () {
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if (!starting_stream) {
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this.playing_index += 1;
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this.selection_changed (this.playing_index-1, 2);
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this.now_playing ((Song) this.inner.get_item (this.playing_index));
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}
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2024-10-12 16:35:42 +00:00
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2024-10-13 14:24:25 +00:00
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this.prepare_next_song ((Song?) this.inner.get_item (this.playing_index+1));
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starting_stream = false;
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2024-10-10 09:53:52 +00:00
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}
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2024-10-13 14:24:25 +00:00
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Gtk.Bitset get_selection_in_range (uint position, uint n_items) {
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var bitset = new Gtk.Bitset.empty ();
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if (this.playing_index < this.inner.get_n_items ()) {
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bitset.add (playing_index);
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}
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return bitset;
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2024-10-10 09:53:52 +00:00
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}
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2024-10-13 14:24:25 +00:00
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bool is_selected (uint position) {
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return position == this.playing_index;
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2024-10-10 09:53:52 +00:00
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}
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2024-10-11 06:57:01 +00:00
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2024-10-13 14:24:25 +00:00
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bool select_all () {
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return false;
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2024-10-12 16:35:42 +00:00
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}
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2024-10-13 14:24:25 +00:00
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bool select_item (uint position, bool unselect_rest) {
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if (!unselect_rest) {
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return false;
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}
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var previous = this.playing_index;
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this.playing_index = position;
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2024-10-12 16:35:42 +00:00
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2024-10-13 14:24:25 +00:00
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if (previous < this.inner.get_n_items ()) {
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this.selection_changed (previous, 1);
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2024-10-12 16:35:42 +00:00
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}
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2024-10-13 14:24:25 +00:00
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this.selection_changed (position, 1);
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this.starting_stream = true;
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this.now_playing ((Song) this.inner.get_item (this.playing_index));
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this.start_stream ((Song) this.inner.get_item (this.playing_index));
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return true;
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2024-10-11 08:22:05 +00:00
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}
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2024-10-12 12:28:05 +00:00
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2024-10-13 14:24:25 +00:00
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bool select_range (uint position, uint n_items, bool unselect_rest) {
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return false;
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}
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2024-10-12 12:28:05 +00:00
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2024-10-13 14:24:25 +00:00
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bool set_selection (Gtk.Bitset selected, Gtk.Bitset mask) {
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return false;
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}
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2024-10-12 16:35:42 +00:00
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2024-10-13 14:24:25 +00:00
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bool unselect_all () {
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return false;
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}
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bool unselect_item (uint position) {
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return false;
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}
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bool unselect_range (uint position, uint n_items) {
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return false;
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}
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Object? get_item (uint position) {
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return this.inner.get_item (position);
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}
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Type get_item_type () {
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return this.inner.get_item_type ();
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}
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uint get_n_items () {
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return this.inner.get_n_items ();
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}
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}
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[GtkTemplate (ui = "/eu/callcc/audrey/ui/play_queue.ui")]
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public class Ui.PlayQueue : Adw.NavigationPage {
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[GtkChild] private unowned Gtk.ColumnView view;
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PlayQueueStore store = new PlayQueueStore ();
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public signal void play_now (Song song);
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public signal void play_next (Song? song);
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public signal void now_playing (Song song);
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public bool can_clear_all { get; private set; default = false; }
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construct {
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this.view.model = this.store;
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}
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[GtkCallback] public void clear () {
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this.store.inner.remove_all ();
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this.can_clear_all = false;
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this.store.start_stream.connect ((song) => this.play_now(song));
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this.store.now_playing.connect ((song) => this.now_playing(song));
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this.store.prepare_next_song.connect ((song) => this.play_next(song));
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}
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public void queue (Song song) {
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this.store.inner.append (song);
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}
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internal void on_stream_start () {
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this.store.on_stream_start ();
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2024-10-12 12:28:05 +00:00
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}
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2024-10-12 12:57:37 +00:00
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internal void restart () {
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2024-10-13 14:24:25 +00:00
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this.store.select_item (0, true);
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2024-10-12 12:57:37 +00:00
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}
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2024-10-12 13:36:47 +00:00
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public void skip_forward () {
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2024-10-13 14:24:25 +00:00
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this.store.select_item (this.store.playing_index+1, true);
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2024-10-12 13:36:47 +00:00
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}
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public void skip_backward () {
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2024-10-13 14:24:25 +00:00
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if (this.store.playing_index >= 1) {
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this.store.select_item (this.store.playing_index-1, true);
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2024-10-12 13:36:47 +00:00
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}
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2024-10-12 16:35:42 +00:00
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}
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2024-10-10 09:53:52 +00:00
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}
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