542 lines
20 KiB
Rust
542 lines
20 KiB
Rust
// Copyright 2023 System76 <info@system76.com>
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// SPDX-License-Identifier: GPL-3.0-only
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use crate::bluetooth::{BluerDeviceStatus, BluerRequest, BluerState, set_discovery, set_tick};
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use cosmic::{
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app,
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applet::token::subscription::{TokenRequest, TokenUpdate, activation_token_subscription},
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cctk::sctk::reexports::calloop,
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surface,
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widget::toggler,
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};
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use cosmic::{
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Element, Task,
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applet::{menu_button, padded_control},
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cosmic_theme::Spacing,
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iced::core::window,
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iced::{
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self, Alignment, Length, Subscription,
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platform_specific::shell::wayland::commands::popup::{destroy_popup, get_popup},
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widget::{Column, column, container, row},
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},
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theme,
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widget::{button, divider, icon, scrollable, text},
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};
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use futures::FutureExt;
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use std::{collections::HashMap, time::Duration};
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use tokio::sync::mpsc::Sender;
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use crate::{
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bluetooth::{BluerDevice, BluerEvent, bluetooth_subscription},
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config, fl,
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};
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#[inline]
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pub fn run() -> cosmic::iced::Result {
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cosmic::applet::run::<CosmicBluetoothApplet>(())
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}
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#[derive(Default)]
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struct CosmicBluetoothApplet {
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core: cosmic::app::Core,
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icon_name: String,
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popup: Option<window::Id>,
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bluer_state: BluerState,
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bluer_sender: Option<Sender<BluerRequest>>,
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// UI state
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show_visible_devices: bool,
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request_confirmation: Option<(BluerDevice, String, Sender<bool>)>,
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token_tx: Option<calloop::channel::Sender<TokenRequest>>,
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}
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impl CosmicBluetoothApplet {
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#[inline]
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fn update_icon(&mut self) {
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self.icon_name = if self.bluer_state.bluetooth_enabled {
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"cosmic-applet-bluetooth-active-symbolic"
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} else {
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"cosmic-applet-bluetooth-disabled-symbolic"
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}
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.to_string();
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}
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}
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#[derive(Debug, Clone)]
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#[allow(dead_code)]
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enum Message {
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TogglePopup,
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CloseRequested(window::Id),
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ToggleVisibleDevices(bool),
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Ignore,
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BluetoothEvent(BluerEvent),
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Request(BluerRequest),
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Cancel,
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Confirm,
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Token(TokenUpdate),
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OpenSettings,
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ToggleBluetooth(bool),
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Surface(surface::Action),
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}
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impl cosmic::Application for CosmicBluetoothApplet {
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type Message = Message;
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type Executor = cosmic::SingleThreadExecutor;
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type Flags = ();
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const APP_ID: &'static str = config::APP_ID;
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fn init(core: cosmic::app::Core, _flags: Self::Flags) -> (Self, app::Task<Self::Message>) {
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(
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Self {
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core,
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icon_name: "bluetooth-symbolic".to_string(),
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token_tx: None,
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..Default::default()
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},
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Task::none(),
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)
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}
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fn core(&self) -> &cosmic::app::Core {
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&self.core
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}
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fn core_mut(&mut self) -> &mut cosmic::app::Core {
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&mut self.core
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}
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fn update(&mut self, message: Self::Message) -> app::Task<Self::Message> {
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match message {
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Message::TogglePopup => {
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if let Some(p) = self.popup.take() {
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set_discovery(false);
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return Task::batch([
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destroy_popup(p),
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cosmic::task::future(
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set_tick(Duration::from_secs(10))
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.map(|()| cosmic::Action::App(Message::Ignore)),
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),
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]);
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} else {
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set_discovery(true);
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// TODO request update of state maybe
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let new_id = window::Id::unique();
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self.popup.replace(new_id);
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let popup_settings = self.core.applet.get_popup_settings(
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self.core.main_window_id().unwrap(),
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new_id,
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None,
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None,
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None,
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);
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return Task::batch([
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get_popup(popup_settings),
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cosmic::task::future(set_tick(Duration::from_secs(3)))
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.map(|()| cosmic::Action::App(Message::Ignore)),
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]);
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}
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}
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Message::Ignore => {}
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Message::ToggleVisibleDevices(enabled) => {
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self.show_visible_devices = enabled;
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}
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Message::BluetoothEvent(e) => match e {
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BluerEvent::RequestResponse {
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req: _,
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state,
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err_msg,
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} => {
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if let Some(err_msg) = err_msg {
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eprintln!("bluetooth request error: {err_msg}");
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}
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self.bluer_state = state;
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}
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BluerEvent::Init { sender, state } => {
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self.bluer_sender.replace(sender);
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self.bluer_state = state;
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}
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BluerEvent::DevicesChanged { state } => {
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self.bluer_state = state;
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}
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BluerEvent::Finished => {
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// TODO should this exit with an error causing a restart?
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eprintln!("bluetooth subscription finished. exiting...");
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std::process::exit(0);
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}
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// TODO handle agent events
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BluerEvent::AgentEvent(event) => match event {
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crate::bluetooth::BluerAgentEvent::DisplayPinCode(_d, _code) => {}
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crate::bluetooth::BluerAgentEvent::DisplayPasskey(_d, _code) => {}
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crate::bluetooth::BluerAgentEvent::RequestPinCode(_d) => {
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// TODO anything to be done here?
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}
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crate::bluetooth::BluerAgentEvent::RequestPasskey(_d) => {
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// TODO anything to be done here?
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}
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crate::bluetooth::BluerAgentEvent::RequestConfirmation(d, code, tx) => {
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self.request_confirmation.replace((d, code, tx));
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}
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crate::bluetooth::BluerAgentEvent::RequestDeviceAuthorization(_d, _tx) => {
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// TODO anything to be done here?
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}
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crate::bluetooth::BluerAgentEvent::RequestServiceAuthorization(
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_d,
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_service,
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_tx,
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) => {
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// my headphones seem to always request this
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// doesn't seem to be defined in the UX mockups
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}
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},
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},
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Message::Request(r) => {
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match &r {
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BluerRequest::SetBluetoothEnabled(enabled) => {
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self.bluer_state.bluetooth_enabled = *enabled;
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}
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BluerRequest::ConnectDevice(add) => {
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if let Some(d) = self
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.bluer_state
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.devices
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.iter_mut()
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.find(|d| d.address == *add)
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{
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d.status = BluerDeviceStatus::Connecting;
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}
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}
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BluerRequest::DisconnectDevice(add) => {
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if let Some(d) = self
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.bluer_state
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.devices
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.iter_mut()
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.find(|d| d.address == *add)
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{
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d.status = BluerDeviceStatus::Disconnecting;
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}
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}
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BluerRequest::PairDevice(add) => {
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if let Some(d) = self
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.bluer_state
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.devices
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.iter_mut()
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.find(|d| d.address == *add)
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{
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d.status = BluerDeviceStatus::Pairing;
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}
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}
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_ => {} // TODO
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}
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if let Some(tx) = self.bluer_sender.clone() {
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tokio::spawn(async move {
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let _ = tx.send(r).await;
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});
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}
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}
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Message::Cancel => {
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if let Some((_, _, tx)) = self.request_confirmation.take() {
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tokio::spawn(async move {
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let _ = tx.send(false).await;
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});
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}
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}
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Message::Confirm => {
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if let Some((_, _, tx)) = self.request_confirmation.take() {
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tokio::spawn(async move {
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let _ = tx.send(true).await;
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});
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}
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}
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Message::CloseRequested(id) => {
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if Some(id) == self.popup {
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self.popup = None;
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set_discovery(false);
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}
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return cosmic::task::future(
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set_tick(Duration::from_secs(10))
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.map(|()| cosmic::Action::App(Message::Ignore)),
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);
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}
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Message::OpenSettings => {
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let exec = "cosmic-settings bluetooth".to_string();
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if let Some(tx) = self.token_tx.as_ref() {
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let _ = tx.send(TokenRequest {
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app_id: Self::APP_ID.to_string(),
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exec,
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});
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}
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}
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Message::Token(u) => match u {
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TokenUpdate::Init(tx) => {
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self.token_tx = Some(tx);
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}
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TokenUpdate::Finished => {
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self.token_tx = None;
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}
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TokenUpdate::ActivationToken { token, .. } => {
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let mut cmd = std::process::Command::new("cosmic-settings");
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cmd.arg("bluetooth");
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if let Some(token) = token {
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cmd.env("XDG_ACTIVATION_TOKEN", &token);
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cmd.env("DESKTOP_STARTUP_ID", &token);
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}
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tokio::spawn(cosmic::process::spawn(cmd));
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}
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},
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Message::ToggleBluetooth(enabled) => {
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if self.bluer_state.bluetooth_enabled == enabled {
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return Task::none();
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}
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self.bluer_state.bluetooth_enabled = enabled;
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if let Some(tx) = self.bluer_sender.clone() {
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tokio::spawn(async move {
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let _ = tx.send(BluerRequest::SetBluetoothEnabled(enabled)).await;
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});
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}
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}
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Message::Surface(a) => {
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return cosmic::task::message(cosmic::Action::Cosmic(
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cosmic::app::Action::Surface(a),
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));
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}
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}
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self.update_icon();
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Task::none()
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}
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fn view(&self) -> Element<'_, Message> {
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self.core
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.applet
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.icon_button(&self.icon_name)
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.on_press_down(Message::TogglePopup)
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.into()
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}
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fn view_window(&self, _id: window::Id) -> Element<'_, Message> {
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let Spacing {
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space_xxs, space_s, ..
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} = theme::active().cosmic().spacing;
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let mut known_bluetooth = Vec::new();
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// PERF: This should be pre-filtered in an update.
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for dev in self.bluer_state.devices.iter().filter(|d| {
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self.request_confirmation
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.as_ref()
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.is_none_or(|(dev, _, _)| d.address != dev.address)
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}) {
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let mut row = row![
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icon::from_name(dev.icon).size(16).symbolic(true),
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text::body(dev.name.as_str())
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.align_x(Alignment::Start)
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.align_y(Alignment::Center)
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.width(Length::Fill)
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]
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.align_y(Alignment::Center)
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.spacing(12);
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if let Some(battery) = dev.battery_percent {
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let icon = match battery {
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b if (20..40).contains(&b) => "battery-low",
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b if b < 20 => "battery-caution",
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_ => "battery",
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};
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let status = row!(
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icon::from_name(icon).symbolic(true).size(14),
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text::body(format!("{battery}%"))
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)
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.align_y(Alignment::Center)
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.spacing(2)
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.width(Length::Shrink);
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let content = container(status)
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.align_x(Alignment::End)
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.align_y(Alignment::Center);
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row = row.push(content);
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}
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match &dev.status {
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BluerDeviceStatus::Connected => {
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row = row.push(
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text::body(fl!("connected"))
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.align_x(Alignment::End)
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.align_y(Alignment::Center),
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);
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}
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BluerDeviceStatus::Paired => {}
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BluerDeviceStatus::Connecting | BluerDeviceStatus::Disconnecting => {
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row = row.push(
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icon::from_name("process-working-symbolic")
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.size(24)
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.symbolic(true),
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);
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}
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BluerDeviceStatus::Disconnected | BluerDeviceStatus::Pairing => continue,
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}
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known_bluetooth.push(
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menu_button(row)
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.on_press(match dev.status {
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BluerDeviceStatus::Connected => {
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Message::Request(BluerRequest::DisconnectDevice(dev.address))
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}
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BluerDeviceStatus::Disconnected => {
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Message::Request(BluerRequest::PairDevice(dev.address))
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}
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BluerDeviceStatus::Paired => {
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Message::Request(BluerRequest::ConnectDevice(dev.address))
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}
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BluerDeviceStatus::Connecting => {
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Message::Request(BluerRequest::CancelConnect(dev.address))
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}
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BluerDeviceStatus::Disconnecting => Message::Ignore, // Start connecting?
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BluerDeviceStatus::Pairing => Message::Ignore, // Cancel pairing?
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})
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.into(),
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);
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}
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let mut content = column![column![padded_control(
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toggler(self.bluer_state.bluetooth_enabled)
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.label(fl!("bluetooth"))
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.on_toggle(Message::ToggleBluetooth)
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.width(Length::Fill)
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.text_size(14)
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),],]
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.align_x(Alignment::Center)
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.padding([8, 0]);
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if !known_bluetooth.is_empty() {
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content = content
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.push(padded_control(divider::horizontal::default()).padding([space_xxs, space_s]));
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content = content.push(Column::with_children(known_bluetooth));
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}
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let dropdown_icon = if self.show_visible_devices {
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"go-up-symbolic"
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} else {
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"go-down-symbolic"
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};
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let available_connections_btn = menu_button(row![
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text::body(fl!("other-devices"))
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.width(Length::Fill)
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.height(Length::Fixed(24.0))
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.align_y(Alignment::Center),
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container(icon::from_name(dropdown_icon).size(16).symbolic(true))
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.center(Length::Fixed(24.0))
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])
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.on_press(Message::ToggleVisibleDevices(!self.show_visible_devices));
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if self.bluer_state.bluetooth_enabled {
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content = content
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.push(padded_control(divider::horizontal::default()).padding([space_xxs, space_s]));
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content = content.push(available_connections_btn);
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}
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let mut list_column: Vec<Element<'_, Message>> =
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Vec::with_capacity(self.bluer_state.devices.len());
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if let Some((device, pin, _)) = self.request_confirmation.as_ref() {
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let row = column![
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padded_control(row![
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icon::from_name(device.icon).size(16).symbolic(true),
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text::body(&device.name)
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.align_x(Alignment::Start)
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.align_y(Alignment::Center)
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.width(Length::Fill)
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]),
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padded_control(
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text::body(fl!(
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"confirm-pin",
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HashMap::from([("deviceName", device.name.clone())])
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))
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.align_x(Alignment::Start)
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.align_y(Alignment::Center)
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.width(Length::Fill)
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),
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padded_control(text::title3(pin).center().width(Length::Fixed(280.0)))
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.align_x(Alignment::Center),
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padded_control(
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row![
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button::custom(text::body(fl!("cancel")).center())
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.padding([4, 0])
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.height(Length::Fixed(28.0))
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.width(Length::Fixed(105.0))
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.on_press(Message::Cancel),
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button::custom(text::body(fl!("confirm")).center())
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.padding([4, 0])
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.height(Length::Fixed(28.0))
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.width(Length::Fixed(105.0))
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.on_press(Message::Confirm),
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]
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.spacing(self.core.system_theme().cosmic().space_xxs())
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.width(Length::Shrink)
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.align_y(Alignment::Center)
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)
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.align_x(Alignment::Center)
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];
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list_column.push(row.into());
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}
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let mut visible_devices_count = 0;
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if self.show_visible_devices && self.bluer_state.bluetooth_enabled {
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let mut visible_devices = column![];
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for dev in self.bluer_state.devices.iter().filter(|d| {
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matches!(
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d.status,
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BluerDeviceStatus::Disconnected | BluerDeviceStatus::Pairing
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) && self
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.request_confirmation
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.as_ref()
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.is_none_or(|(dev, _, _)| d.address != dev.address)
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&& (d.has_name() || d.is_known_device_type())
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}) {
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let row = row![
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icon::from_name(dev.icon).size(16).symbolic(true),
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text::body(dev.name.clone()).align_x(Alignment::Start),
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]
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.align_y(Alignment::Center)
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.spacing(12);
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visible_devices = visible_devices.push(
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menu_button(row.width(Length::Fill))
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.on_press(Message::Request(BluerRequest::PairDevice(dev.address))),
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);
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visible_devices_count += 1;
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}
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list_column.push(visible_devices.into());
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}
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let item_counter = visible_devices_count
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// request confirmation is pretty big
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+ if self.request_confirmation.is_some() {
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5
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} else {
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0
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};
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if item_counter > 10 {
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content = content
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.push(scrollable(Column::with_children(list_column)).height(Length::Fixed(300.0)));
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} else {
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content = content.push(Column::with_children(list_column));
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}
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content = content
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.push(padded_control(divider::horizontal::default()).padding([space_xxs, space_s]))
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.push(menu_button(text::body(fl!("settings"))).on_press(Message::OpenSettings));
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self.core.applet.popup_container(content).into()
|
|
}
|
|
|
|
fn subscription(&self) -> Subscription<Message> {
|
|
Subscription::batch([
|
|
activation_token_subscription(0).map(Message::Token),
|
|
bluetooth_subscription(0).map(Message::BluetoothEvent),
|
|
])
|
|
}
|
|
|
|
fn style(&self) -> Option<iced::theme::Style> {
|
|
Some(cosmic::applet::style())
|
|
}
|
|
|
|
fn on_close_requested(&self, id: window::Id) -> Option<Message> {
|
|
Some(Message::CloseRequested(id))
|
|
}
|
|
}
|