fractal/src/components/audio_player.rs

150 lines
4.3 KiB
Rust

use adw::subclass::prelude::*;
use gtk::{gio, glib, prelude::*, CompositeTemplate};
mod imp {
use std::cell::{Cell, RefCell};
use glib::subclass::InitializingObject;
use once_cell::sync::Lazy;
use super::*;
#[derive(Debug, Default, CompositeTemplate)]
#[template(resource = "/org/gnome/Fractal/ui/components/audio-player.ui")]
pub struct AudioPlayer {
/// The media file to play.
pub media_file: RefCell<Option<gtk::MediaFile>>,
/// Whether to play the media automatically.
pub autoplay: Cell<bool>,
pub autoplay_handler: RefCell<Option<glib::SignalHandlerId>>,
}
#[glib::object_subclass]
impl ObjectSubclass for AudioPlayer {
const NAME: &'static str = "ComponentsAudioPlayer";
type Type = super::AudioPlayer;
type ParentType = adw::Bin;
fn class_init(klass: &mut Self::Class) {
Self::bind_template(klass);
}
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
}
}
impl ObjectImpl for AudioPlayer {
fn properties() -> &'static [glib::ParamSpec] {
static PROPERTIES: Lazy<Vec<glib::ParamSpec>> = Lazy::new(|| {
vec![
glib::ParamSpecObject::builder::<gtk::MediaFile>("media-file")
.explicit_notify()
.build(),
glib::ParamSpecBoolean::builder("autoplay")
.explicit_notify()
.build(),
]
});
PROPERTIES.as_ref()
}
fn set_property(&self, _id: usize, value: &glib::Value, pspec: &glib::ParamSpec) {
let obj = self.obj();
match pspec.name() {
"media-file" => {
obj.set_media_file(value.get().unwrap());
}
"autoplay" => obj.set_autoplay(value.get().unwrap()),
_ => unimplemented!(),
}
}
fn property(&self, _id: usize, pspec: &glib::ParamSpec) -> glib::Value {
let obj = self.obj();
match pspec.name() {
"media-file" => obj.media_file().to_value(),
"autoplay" => obj.autoplay().to_value(),
_ => unimplemented!(),
}
}
}
impl WidgetImpl for AudioPlayer {}
impl BinImpl for AudioPlayer {}
}
glib::wrapper! {
/// A widget displaying a video media file.
pub struct AudioPlayer(ObjectSubclass<imp::AudioPlayer>)
@extends gtk::Widget, adw::Bin, @implements gtk::Accessible;
}
impl AudioPlayer {
/// Create a new audio player.
pub fn new() -> Self {
glib::Object::new()
}
/// The media file that is playing.
pub fn media_file(&self) -> Option<gtk::MediaFile> {
self.imp().media_file.borrow().clone()
}
/// Set the media_file to play.
pub fn set_media_file(&self, media_file: Option<gtk::MediaFile>) {
if self.media_file() == media_file {
return;
}
let imp = self.imp();
if let Some(media_file) = imp.media_file.take() {
if let Some(handler_id) = imp.autoplay_handler.take() {
media_file.disconnect(handler_id);
}
}
if self.autoplay() {
if let Some(media_file) = &media_file {
imp.autoplay_handler
.replace(Some(media_file.connect_prepared_notify(|media_file| {
if media_file.is_prepared() {
media_file.play()
}
})));
}
}
imp.media_file.replace(media_file);
self.notify("media-file");
}
/// Set the file to play.
///
/// This is a convenience method that calls
/// [`AudioPlayer::set_media_file()`].
pub fn set_file(&self, file: Option<&gio::File>) {
self.set_media_file(file.map(gtk::MediaFile::for_file));
}
/// Whether to play the media automatically.
pub fn autoplay(&self) -> bool {
self.imp().autoplay.get()
}
/// Set whether to play the media automatically.
pub fn set_autoplay(&self, autoplay: bool) {
if self.autoplay() == autoplay {
return;
}
self.imp().autoplay.set(autoplay);
self.notify("autoplay");
}
}