Files
ncspot/src/ui/playlist.rs
2019-03-14 20:34:13 +01:00

109 lines
3.5 KiB
Rust

use std::sync::{Arc, Mutex};
use cursive::direction::Orientation;
use cursive::event::Key;
use cursive::traits::Boxable;
use cursive::traits::Identifiable;
use cursive::views::*;
use cursive::Cursive;
use playlists::{Playlist, PlaylistEvent, Playlists};
use queue::Queue;
use ui::splitbutton::SplitButton;
pub struct PlaylistView {
pub view: Option<BoxView<ScrollView<IdView<LinearLayout>>>>,
queue: Arc<Mutex<Queue>>,
playlists: Playlists,
}
impl PlaylistView {
pub fn new(playlists: &Playlists, queue: Arc<Mutex<Queue>>) -> PlaylistView {
let playlists_view = LinearLayout::new(Orientation::Vertical).with_id("playlists");
let scrollable = ScrollView::new(playlists_view).full_screen();
PlaylistView {
view: Some(scrollable),
queue: queue,
playlists: playlists.clone(),
}
}
fn create_button(&self, playlist: &Playlist) -> SplitButton {
let trackcount = format!("{} tracks", playlist.tracks.len());
let mut button = SplitButton::new(&playlist.meta.name, &trackcount);
// <enter> plays the selected playlist
{
let queue_ref = self.queue.clone();
let playlist = playlist.clone();
button.add_callback(Key::Enter, move |_s| {
let mut locked_queue = queue_ref.lock().expect("could not acquire lock");
let mut first_played = false;
for track in playlist.tracks.iter() {
let index = locked_queue.append_next(track);
if !first_played {
locked_queue.play(index);
first_played = true;
}
}
});
}
// <space> queues the selected playlist
{
let queue_ref = self.queue.clone();
let playlist = playlist.clone();
button.add_callback(' ', move |_s| {
let mut locked_queue = queue_ref.lock().expect("could not acquire lock");
for track in playlist.tracks.iter() {
locked_queue.append(track);
}
});
}
button
}
fn clear_playlists(&self, playlists: &mut ViewRef<LinearLayout>) {
while playlists.len() > 0 {
playlists.remove_child(0);
}
}
pub fn repopulate(&self, cursive: &mut Cursive) {
let view_ref: Option<ViewRef<LinearLayout>> = cursive.find_id("playlists");
if let Some(mut playlists) = view_ref {
self.clear_playlists(&mut playlists);
let playlist_store = &self
.playlists
.store
.read()
.expect("can't readlock playlists");
info!("repopulating {} lists", playlist_store.playlists.len());
for list in &playlist_store.playlists {
let button = self.create_button(&list);
playlists.add_child(button);
}
}
}
pub fn handle_ev(&self, cursive: &mut Cursive, event: PlaylistEvent) {
let view_ref: Option<ViewRef<LinearLayout>> = cursive.find_id("playlists");
if let Some(mut playlists) = view_ref {
match event {
PlaylistEvent::NewList(index, list) => {
let button = self.create_button(&list);
if let Some(_) = playlists.get_child(index) {
playlists.remove_child(index);
}
playlists.insert_child(index, button);
}
}
}
}
}