Detailed changes
@@ -4,7 +4,7 @@ use futures::{
future::BoxFuture, io::BufReader, stream::BoxStream, AsyncBufReadExt, AsyncReadExt, FutureExt,
Stream, StreamExt,
};
-use gpui2::{AppContext, Executor};
+use gpui2::{AppContext, BackgroundExecutor};
use isahc::{http::StatusCode, Request, RequestExt};
use parking_lot::RwLock;
use serde::{Deserialize, Serialize};
@@ -105,7 +105,7 @@ pub struct OpenAIResponseStreamEvent {
pub async fn stream_completion(
credential: ProviderCredential,
- executor: Arc<Executor>,
+ executor: Arc<BackgroundExecutor>,
request: Box<dyn CompletionRequest>,
) -> Result<impl Stream<Item = Result<OpenAIResponseStreamEvent>>> {
let api_key = match credential {
@@ -198,11 +198,11 @@ pub async fn stream_completion(
pub struct OpenAICompletionProvider {
model: OpenAILanguageModel,
credential: Arc<RwLock<ProviderCredential>>,
- executor: Arc<Executor>,
+ executor: Arc<BackgroundExecutor>,
}
impl OpenAICompletionProvider {
- pub fn new(model_name: &str, executor: Arc<Executor>) -> Self {
+ pub fn new(model_name: &str, executor: Arc<BackgroundExecutor>) -> Self {
let model = OpenAILanguageModel::load(model_name);
let credential = Arc::new(RwLock::new(ProviderCredential::NoCredentials));
Self {
@@ -1,7 +1,7 @@
use anyhow::{anyhow, Result};
use async_trait::async_trait;
use futures::AsyncReadExt;
-use gpui2::Executor;
+use gpui2::BackgroundExecutor;
use gpui2::{serde_json, AppContext};
use isahc::http::StatusCode;
use isahc::prelude::Configurable;
@@ -35,7 +35,7 @@ pub struct OpenAIEmbeddingProvider {
model: OpenAILanguageModel,
credential: Arc<RwLock<ProviderCredential>>,
pub client: Arc<dyn HttpClient>,
- pub executor: Arc<Executor>,
+ pub executor: Arc<BackgroundExecutor>,
rate_limit_count_rx: watch::Receiver<Option<Instant>>,
rate_limit_count_tx: Arc<Mutex<watch::Sender<Option<Instant>>>>,
}
@@ -66,7 +66,7 @@ struct OpenAIEmbeddingUsage {
}
impl OpenAIEmbeddingProvider {
- pub fn new(client: Arc<dyn HttpClient>, executor: Arc<Executor>) -> Self {
+ pub fn new(client: Arc<dyn HttpClient>, executor: Arc<BackgroundExecutor>) -> Self {
let (rate_limit_count_tx, rate_limit_count_rx) = watch::channel_with(None);
let rate_limit_count_tx = Arc::new(Mutex::new(rate_limit_count_tx));
@@ -1,6 +1,6 @@
use assets::SoundRegistry;
use futures::{channel::mpsc, StreamExt};
-use gpui2::{AppContext, AssetSource, Executor};
+use gpui2::{AppContext, AssetSource, BackgroundExecutor};
use rodio::{OutputStream, OutputStreamHandle};
use util::ResultExt;
@@ -34,7 +34,7 @@ impl Sound {
}
pub struct Audio {
- tx: mpsc::UnboundedSender<Box<dyn FnOnce(&mut AudioState) + Send>>,
+ tx: mpsc::UnboundedSender<Box<dyn FnOnce(&mut AudioState)>>,
}
struct AudioState {
@@ -60,8 +60,8 @@ impl AudioState {
}
impl Audio {
- pub fn new(executor: &Executor) -> Self {
- let (tx, mut rx) = mpsc::unbounded::<Box<dyn FnOnce(&mut AudioState) + Send>>();
+ pub fn new(executor: &BackgroundExecutor) -> Self {
+ let (tx, mut rx) = mpsc::unbounded::<Box<dyn FnOnce(&mut AudioState)>>();
executor
.spawn_on_main(|| async move {
let mut audio = AudioState {
@@ -445,7 +445,8 @@ impl Room {
// Wait for client to re-establish a connection to the server.
{
- let mut reconnection_timeout = cx.executor().timer(RECONNECT_TIMEOUT).fuse();
+ let mut reconnection_timeout =
+ cx.background_executor().timer(RECONNECT_TIMEOUT).fuse();
let client_reconnection = async {
let mut remaining_attempts = 3;
while remaining_attempts > 0 {
@@ -505,7 +505,7 @@ impl Client {
},
&cx,
);
- cx.executor().timer(delay).await;
+ cx.background_executor().timer(delay).await;
delay = delay
.mul_f32(rng.gen_range(1.0..=2.0))
.min(reconnect_interval);
@@ -763,7 +763,8 @@ impl Client {
self.set_status(Status::Reconnecting, cx);
}
- let mut timeout = futures::FutureExt::fuse(cx.executor().timer(CONNECTION_TIMEOUT));
+ let mut timeout =
+ futures::FutureExt::fuse(cx.background_executor().timer(CONNECTION_TIMEOUT));
futures::select_biased! {
connection = self.establish_connection(&credentials, cx).fuse() => {
match connection {
@@ -814,7 +815,7 @@ impl Client {
conn: Connection,
cx: &AsyncAppContext,
) -> Result<()> {
- let executor = cx.executor();
+ let executor = cx.background_executor();
log::info!("add connection to peer");
let (connection_id, handle_io, mut incoming) = self.peer.add_connection(conn, {
let executor = executor.clone();
@@ -978,7 +979,7 @@ impl Client {
.header("x-zed-protocol-version", rpc2::PROTOCOL_VERSION);
let http = self.http.clone();
- cx.executor().spawn(async move {
+ cx.background_executor().spawn(async move {
let mut rpc_url = Self::get_rpc_url(http, use_preview_server).await?;
let rpc_host = rpc_url
.host_str()
@@ -1382,7 +1383,7 @@ mod tests {
use super::*;
use crate::test::FakeServer;
- use gpui2::{Context, Executor, TestAppContext};
+ use gpui2::{BackgroundExecutor, Context, TestAppContext};
use parking_lot::Mutex;
use std::future;
use util::http::FakeHttpClient;
@@ -1422,7 +1423,7 @@ mod tests {
}
#[gpui2::test(iterations = 10)]
- async fn test_connection_timeout(executor: Executor, cx: &mut TestAppContext) {
+ async fn test_connection_timeout(executor: BackgroundExecutor, cx: &mut TestAppContext) {
let user_id = 5;
let client = cx.update(|cx| Client::new(FakeHttpClient::with_404_response(), cx));
let mut status = client.status();
@@ -1490,7 +1491,10 @@ mod tests {
}
#[gpui2::test(iterations = 10)]
- async fn test_authenticating_more_than_once(cx: &mut TestAppContext, executor: Executor) {
+ async fn test_authenticating_more_than_once(
+ cx: &mut TestAppContext,
+ executor: BackgroundExecutor,
+ ) {
let auth_count = Arc::new(Mutex::new(0));
let dropped_auth_count = Arc::new(Mutex::new(0));
let client = cx.update(|cx| Client::new(FakeHttpClient::with_404_response(), cx));
@@ -1,7 +1,7 @@
use crate::{Client, Connection, Credentials, EstablishConnectionError, UserStore};
use anyhow::{anyhow, Result};
use futures::{stream::BoxStream, StreamExt};
-use gpui2::{Context, Executor, Model, TestAppContext};
+use gpui2::{BackgroundExecutor, Context, Model, TestAppContext};
use parking_lot::Mutex;
use rpc2::{
proto::{self, GetPrivateUserInfo, GetPrivateUserInfoResponse},
@@ -14,7 +14,7 @@ pub struct FakeServer {
peer: Arc<Peer>,
state: Arc<Mutex<FakeServerState>>,
user_id: u64,
- executor: Executor,
+ executor: BackgroundExecutor,
}
#[derive(Default)]
@@ -79,10 +79,10 @@ impl FakeServer {
}
let (client_conn, server_conn, _) =
- Connection::in_memory(cx.executor().clone());
+ Connection::in_memory(cx.background_executor().clone());
let (connection_id, io, incoming) =
- peer.add_test_connection(server_conn, cx.executor().clone());
- cx.executor().spawn(io).detach();
+ peer.add_test_connection(server_conn, cx.background_executor().clone());
+ cx.background_executor().spawn(io).detach();
{
let mut state = state.lock();
state.connection_id = Some(connection_id);
@@ -208,7 +208,7 @@ impl RegisteredBuffer {
let new_snapshot = buffer.update(&mut cx, |buffer, _| buffer.snapshot()).ok()?;
let content_changes = cx
- .executor()
+ .background_executor()
.spawn({
let new_snapshot = new_snapshot.clone();
async move {
@@ -266,9 +266,9 @@ impl<'a> EditorLspTestContext<'a> {
) -> futures::channel::mpsc::UnboundedReceiver<()>
where
T: 'static + request::Request,
- T::Params: 'static + Send,
- F: 'static + Send + FnMut(lsp::Url, T::Params, gpui::AsyncAppContext) -> Fut,
- Fut: 'static + Send + Future<Output = Result<T::Result>>,
+ T::Params: 'static,
+ F: 'static + FnMut(lsp::Url, T::Params, gpui::AsyncAppContext) -> Fut,
+ Fut: 'static + Future<Output = Result<T::Result>>,
{
let url = self.buffer_lsp_url.clone();
self.lsp.handle_request::<T, _, _>(move |params, cx| {
@@ -288,7 +288,7 @@ impl Fs for RealFs {
pub struct FakeFs {
// Use an unfair lock to ensure tests are deterministic.
state: Mutex<FakeFsState>,
- executor: gpui2::Executor,
+ executor: gpui2::BackgroundExecutor,
}
#[cfg(any(test, feature = "test-support"))]
@@ -434,7 +434,7 @@ lazy_static::lazy_static! {
#[cfg(any(test, feature = "test-support"))]
impl FakeFs {
- pub fn new(executor: gpui2::Executor) -> Arc<Self> {
+ pub fn new(executor: gpui2::BackgroundExecutor) -> Arc<Self> {
Arc::new(Self {
executor,
state: Mutex::new(FakeFsState {
@@ -1222,11 +1222,11 @@ pub fn copy_recursive<'a>(
#[cfg(test)]
mod tests {
use super::*;
- use gpui2::Executor;
+ use gpui2::BackgroundExecutor;
use serde_json::json;
#[gpui2::test]
- async fn test_fake_fs(executor: Executor) {
+ async fn test_fake_fs(executor: BackgroundExecutor) {
let fs = FakeFs::new(executor.clone());
fs.insert_tree(
"/root",
@@ -1,4 +1,4 @@
-use gpui2::Executor;
+use gpui2::BackgroundExecutor;
use std::{
borrow::Cow,
cmp::{self, Ordering},
@@ -134,7 +134,7 @@ pub async fn match_path_sets<'a, Set: PathMatchCandidateSet<'a>>(
smart_case: bool,
max_results: usize,
cancel_flag: &AtomicBool,
- executor: Executor,
+ executor: BackgroundExecutor,
) -> Vec<PathMatch> {
let path_count: usize = candidate_sets.iter().map(|s| s.len()).sum();
if path_count == 0 {
@@ -14,8 +14,8 @@ pub use test_context::*;
use crate::{
current_platform, image_cache::ImageCache, Action, AnyBox, AnyView, AppMetadata, AssetSource,
- ClipboardItem, Context, DispatchPhase, DisplayId, Executor, FocusEvent, FocusHandle, FocusId,
- KeyBinding, Keymap, LayoutId, MainThread, MainThreadOnly, Pixels, Platform, Point, Render,
+ BackgroundExecutor, ClipboardItem, Context, DispatchPhase, DisplayId, FocusEvent, FocusHandle,
+ FocusId, ForegroundExecutor, KeyBinding, Keymap, LayoutId, Pixels, Platform, Point, Render,
SharedString, SubscriberSet, Subscription, SvgRenderer, Task, TextStyle, TextStyleRefinement,
TextSystem, View, Window, WindowContext, WindowHandle, WindowId,
};
@@ -26,17 +26,18 @@ use parking_lot::Mutex;
use slotmap::SlotMap;
use std::{
any::{type_name, Any, TypeId},
- borrow::Borrow,
+ cell::RefCell,
marker::PhantomData,
mem,
ops::{Deref, DerefMut},
path::PathBuf,
- sync::{atomic::Ordering::SeqCst, Arc, Weak},
+ rc::{Rc, Weak},
+ sync::{atomic::Ordering::SeqCst, Arc},
time::Duration,
};
use util::http::{self, HttpClient};
-pub struct App(Arc<Mutex<AppContext>>);
+pub struct App(Rc<RefCell<AppContext>>);
/// Represents an application before it is fully launched. Once your app is
/// configured, you'll start the app with `App::run`.
@@ -54,13 +55,12 @@ impl App {
/// app is fully launched.
pub fn run<F>(self, on_finish_launching: F)
where
- F: 'static + FnOnce(&mut MainThread<AppContext>),
+ F: 'static + FnOnce(&mut AppContext),
{
let this = self.0.clone();
- let platform = self.0.lock().platform.clone();
- platform.borrow_on_main_thread().run(Box::new(move || {
- let cx = &mut *this.lock();
- let cx = unsafe { mem::transmute::<&mut AppContext, &mut MainThread<AppContext>>(cx) };
+ let platform = self.0.borrow().platform.clone();
+ platform.run(Box::new(move || {
+ let cx = &mut *this.borrow_mut();
on_finish_launching(cx);
}));
}
@@ -71,16 +71,12 @@ impl App {
where
F: 'static + FnMut(Vec<String>, &mut AppContext),
{
- let this = Arc::downgrade(&self.0);
- self.0
- .lock()
- .platform
- .borrow_on_main_thread()
- .on_open_urls(Box::new(move |urls| {
- if let Some(app) = this.upgrade() {
- callback(urls, &mut app.lock());
- }
- }));
+ let this = Rc::downgrade(&self.0);
+ self.0.borrow().platform.on_open_urls(Box::new(move |urls| {
+ if let Some(app) = this.upgrade() {
+ callback(urls, &mut *app.borrow_mut());
+ }
+ }));
self
}
@@ -88,29 +84,25 @@ impl App {
where
F: 'static + FnMut(&mut AppContext),
{
- let this = Arc::downgrade(&self.0);
- self.0
- .lock()
- .platform
- .borrow_on_main_thread()
- .on_reopen(Box::new(move || {
- if let Some(app) = this.upgrade() {
- callback(&mut app.lock());
- }
- }));
+ let this = Rc::downgrade(&self.0);
+ self.0.borrow_mut().platform.on_reopen(Box::new(move || {
+ if let Some(app) = this.upgrade() {
+ callback(&mut app.borrow_mut());
+ }
+ }));
self
}
pub fn metadata(&self) -> AppMetadata {
- self.0.lock().app_metadata.clone()
+ self.0.borrow().app_metadata.clone()
}
- pub fn executor(&self) -> Executor {
- self.0.lock().executor.clone()
+ pub fn background_executor(&self) -> BackgroundExecutor {
+ self.0.borrow().background_executor.clone()
}
pub fn text_system(&self) -> Arc<TextSystem> {
- self.0.lock().text_system.clone()
+ self.0.borrow().text_system.clone()
}
}
@@ -122,15 +114,16 @@ type QuitHandler = Box<dyn FnMut(&mut AppContext) -> BoxFuture<'static, ()> + Se
type ReleaseListener = Box<dyn FnMut(&mut dyn Any, &mut AppContext) + Send + 'static>;
pub struct AppContext {
- this: Weak<Mutex<AppContext>>,
- pub(crate) platform: MainThreadOnly<dyn Platform>,
+ this: Weak<RefCell<AppContext>>,
+ pub(crate) platform: Rc<dyn Platform>,
app_metadata: AppMetadata,
text_system: Arc<TextSystem>,
flushing_effects: bool,
pending_updates: usize,
pub(crate) active_drag: Option<AnyDrag>,
pub(crate) next_frame_callbacks: HashMap<DisplayId, Vec<FrameCallback>>,
- pub(crate) executor: Executor,
+ pub(crate) background_executor: BackgroundExecutor,
+ pub(crate) foreground_executor: ForegroundExecutor,
pub(crate) svg_renderer: SvgRenderer,
asset_source: Arc<dyn AssetSource>,
pub(crate) image_cache: ImageCache,
@@ -156,11 +149,12 @@ pub struct AppContext {
impl AppContext {
pub(crate) fn new(
- platform: Arc<dyn Platform>,
+ platform: Rc<dyn Platform>,
asset_source: Arc<dyn AssetSource>,
http_client: Arc<dyn HttpClient>,
- ) -> Arc<Mutex<Self>> {
- let executor = platform.executor();
+ ) -> Rc<RefCell<Self>> {
+ let executor = platform.background_executor();
+ let foreground_executor = platform.foreground_executor();
assert!(
executor.is_main_thread(),
"must construct App on main thread"
@@ -175,16 +169,17 @@ impl AppContext {
app_version: platform.app_version().ok(),
};
- Arc::new_cyclic(|this| {
- Mutex::new(AppContext {
+ Rc::new_cyclic(|this| {
+ RefCell::new(AppContext {
this: this.clone(),
text_system,
- platform: MainThreadOnly::new(platform, executor.clone()),
+ platform,
app_metadata,
flushing_effects: false,
pending_updates: 0,
next_frame_callbacks: Default::default(),
- executor,
+ background_executor: executor,
+ foreground_executor,
svg_renderer: SvgRenderer::new(asset_source.clone()),
asset_source,
image_cache: ImageCache::new(http_client),
@@ -225,7 +220,7 @@ impl AppContext {
let futures = futures::future::join_all(futures);
if self
- .executor
+ .background_executor
.block_with_timeout(Duration::from_millis(100), futures)
.is_err()
{
@@ -244,7 +239,6 @@ impl AppContext {
pub fn refresh(&mut self) {
self.pending_effects.push_back(Effect::Refresh);
}
-
pub(crate) fn update<R>(&mut self, update: impl FnOnce(&mut Self) -> R) -> R {
self.pending_updates += 1;
let result = update(self);
@@ -258,7 +252,7 @@ impl AppContext {
}
pub(crate) fn read_window<R>(
- &mut self,
+ &self,
id: WindowId,
read: impl FnOnce(&WindowContext) -> R,
) -> Result<R> {
@@ -295,6 +289,68 @@ impl AppContext {
})
}
+ /// Opens a new window with the given option and the root view returned by the given function.
+ /// The function is invoked with a `WindowContext`, which can be used to interact with window-specific
+ /// functionality.
+ pub fn open_window<V: Render>(
+ &mut self,
+ options: crate::WindowOptions,
+ build_root_view: impl FnOnce(&mut WindowContext) -> View<V> + Send + 'static,
+ ) -> WindowHandle<V> {
+ self.update(|cx| {
+ let id = cx.windows.insert(None);
+ let handle = WindowHandle::new(id);
+ let mut window = Window::new(handle.into(), options, cx);
+ let root_view = build_root_view(&mut WindowContext::mutable(cx, &mut window));
+ window.root_view.replace(root_view.into());
+ cx.windows.get_mut(id).unwrap().replace(window);
+ handle
+ })
+ }
+
+ pub(crate) fn platform(&self) -> &Rc<dyn Platform> {
+ &self.platform
+ }
+
+ /// Instructs the platform to activate the application by bringing it to the foreground.
+ pub fn activate(&self, ignoring_other_apps: bool) {
+ self.platform().activate(ignoring_other_apps);
+ }
+
+ /// Writes data to the platform clipboard.
+ pub fn write_to_clipboard(&self, item: ClipboardItem) {
+ self.platform().write_to_clipboard(item)
+ }
+
+ /// Reads data from the platform clipboard.
+ pub fn read_from_clipboard(&self) -> Option<ClipboardItem> {
+ self.platform().read_from_clipboard()
+ }
+
+ /// Writes credentials to the platform keychain.
+ pub fn write_credentials(&self, url: &str, username: &str, password: &[u8]) -> Result<()> {
+ self.platform().write_credentials(url, username, password)
+ }
+
+ /// Reads credentials from the platform keychain.
+ pub fn read_credentials(&self, url: &str) -> Result<Option<(String, Vec<u8>)>> {
+ self.platform().read_credentials(url)
+ }
+
+ /// Deletes credentials from the platform keychain.
+ pub fn delete_credentials(&self, url: &str) -> Result<()> {
+ self.platform().delete_credentials(url)
+ }
+
+ /// Directs the platform's default browser to open the given URL.
+ pub fn open_url(&self, url: &str) {
+ self.platform().open_url(url);
+ }
+
+ pub fn path_for_auxiliary_executable(&self, name: &str) -> Result<PathBuf> {
+ self.platform().path_for_auxiliary_executable(name)
+ }
+
pub(crate) fn push_effect(&mut self, effect: Effect) {
match &effect {
Effect::Notify { emitter } => {
@@ -473,67 +529,24 @@ impl AppContext {
pub fn to_async(&self) -> AsyncAppContext {
AsyncAppContext {
app: unsafe { mem::transmute(self.this.clone()) },
- executor: self.executor.clone(),
+ background_executor: self.background_executor.clone(),
+ foreground_executor: self.foreground_executor.clone(),
}
}
/// Obtains a reference to the executor, which can be used to spawn futures.
- pub fn executor(&self) -> &Executor {
- &self.executor
- }
-
- /// Runs the given closure on the main thread, where interaction with the platform
- /// is possible. The given closure will be invoked with a `MainThread<AppContext>`, which
- /// has platform-specific methods that aren't present on `AppContext`.
- pub fn run_on_main<R>(
- &mut self,
- f: impl FnOnce(&mut MainThread<AppContext>) -> R + Send + 'static,
- ) -> Task<R>
- where
- R: Send + 'static,
- {
- if self.executor.is_main_thread() {
- Task::ready(f(unsafe {
- mem::transmute::<&mut AppContext, &mut MainThread<AppContext>>(self)
- }))
- } else {
- let this = self.this.upgrade().unwrap();
- self.executor.run_on_main(move || {
- let cx = &mut *this.lock();
- cx.update(|cx| f(unsafe { mem::transmute::<&mut Self, &mut MainThread<Self>>(cx) }))
- })
- }
- }
-
- /// Spawns the future returned by the given function on the main thread, where interaction with
- /// the platform is possible. The given closure will be invoked with a `MainThread<AsyncAppContext>`,
- /// which has platform-specific methods that aren't present on `AsyncAppContext`. The future will be
- /// polled exclusively on the main thread.
- // todo!("I think we need somehow to prevent the MainThread<AsyncAppContext> from implementing Send")
- pub fn spawn_on_main<F, R>(
- &self,
- f: impl FnOnce(MainThread<AsyncAppContext>) -> F + Send + 'static,
- ) -> Task<R>
- where
- F: Future<Output = R> + 'static,
- R: Send + 'static,
- {
- let cx = self.to_async();
- self.executor.spawn_on_main(move || f(MainThread(cx)))
+ pub fn executor(&self) -> &BackgroundExecutor {
+ &self.background_executor
}
/// Spawns the future returned by the given function on the thread pool. The closure will be invoked
/// with AsyncAppContext, which allows the application state to be accessed across await points.
- pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut + Send + 'static) -> Task<R>
+ pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut) -> Task<R>
where
- Fut: Future<Output = R> + Send + 'static,
- R: Send + 'static,
+ Fut: Future<Output = R> + 'static,
+ R: 'static,
{
- let cx = self.to_async();
- self.executor.spawn(async move {
- let future = f(cx);
- future.await
- })
+ self.foreground_executor.spawn(f(self.to_async()))
}
/// Schedules the given function to be run at the end of the current effect cycle, allowing entities
@@ -597,7 +610,7 @@ impl AppContext {
/// Access the global of the given type mutably. A default value is assigned if a global of this type has not
/// yet been assigned.
- pub fn default_global<G: 'static + Default + Send>(&mut self) -> &mut G {
+ pub fn default_global<G: 'static + Default>(&mut self) -> &mut G {
let global_type = TypeId::of::<G>();
self.push_effect(Effect::NotifyGlobalObservers { global_type });
self.globals_by_type
@@ -608,7 +621,7 @@ impl AppContext {
}
/// Set the value of the global of the given type.
- pub fn set_global<G: Any + Send>(&mut self, global: G) {
+ pub fn set_global<G: Any>(&mut self, global: G) {
let global_type = TypeId::of::<G>();
self.push_effect(Effect::NotifyGlobalObservers { global_type });
self.globals_by_type.insert(global_type, Box::new(global));
@@ -717,7 +730,7 @@ impl Context for AppContext {
/// Build an entity that is owned by the application. The given function will be invoked with
/// a `ModelContext` and must return an object representing the entity. A `Model` will be returned
/// which can be used to access the entity in a context.
- fn build_model<T: 'static + Send>(
+ fn build_model<T: 'static>(
&mut self,
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
) -> Model<T> {
@@ -747,107 +760,6 @@ impl Context for AppContext {
}
}
-impl<C> MainThread<C>
-where
- C: Borrow<AppContext>,
-{
- pub(crate) fn platform(&self) -> &dyn Platform {
- self.0.borrow().platform.borrow_on_main_thread()
- }
-
- /// Instructs the platform to activate the application by bringing it to the foreground.
- pub fn activate(&self, ignoring_other_apps: bool) {
- self.platform().activate(ignoring_other_apps);
- }
-
- /// Writes data to the platform clipboard.
- pub fn write_to_clipboard(&self, item: ClipboardItem) {
- self.platform().write_to_clipboard(item)
- }
-
- /// Reads data from the platform clipboard.
- pub fn read_from_clipboard(&self) -> Option<ClipboardItem> {
- self.platform().read_from_clipboard()
- }
-
- /// Writes credentials to the platform keychain.
- pub fn write_credentials(&self, url: &str, username: &str, password: &[u8]) -> Result<()> {
- self.platform().write_credentials(url, username, password)
- }
-
- /// Reads credentials from the platform keychain.
- pub fn read_credentials(&self, url: &str) -> Result<Option<(String, Vec<u8>)>> {
- self.platform().read_credentials(url)
- }
-
- /// Deletes credentials from the platform keychain.
- pub fn delete_credentials(&self, url: &str) -> Result<()> {
- self.platform().delete_credentials(url)
- }
-
- /// Directs the platform's default browser to open the given URL.
- pub fn open_url(&self, url: &str) {
- self.platform().open_url(url);
- }
-
- pub fn path_for_auxiliary_executable(&self, name: &str) -> Result<PathBuf> {
- self.platform().path_for_auxiliary_executable(name)
- }
-}
-
-impl MainThread<AppContext> {
- fn update<R>(&mut self, update: impl FnOnce(&mut Self) -> R) -> R {
- self.0.update(|cx| {
- update(unsafe {
- std::mem::transmute::<&mut AppContext, &mut MainThread<AppContext>>(cx)
- })
- })
- }
-
- pub(crate) fn update_window<R>(
- &mut self,
- id: WindowId,
- update: impl FnOnce(&mut MainThread<WindowContext>) -> R,
- ) -> Result<R> {
- self.0.update_window(id, |cx| {
- update(unsafe {
- std::mem::transmute::<&mut WindowContext, &mut MainThread<WindowContext>>(cx)
- })
- })
- }
-
- /// Opens a new window with the given option and the root view returned by the given function.
- /// The function is invoked with a `WindowContext`, which can be used to interact with window-specific
- /// functionality.
- pub fn open_window<V: Render>(
- &mut self,
- options: crate::WindowOptions,
- build_root_view: impl FnOnce(&mut WindowContext) -> View<V> + Send + 'static,
- ) -> WindowHandle<V> {
- self.update(|cx| {
- let id = cx.windows.insert(None);
- let handle = WindowHandle::new(id);
- let mut window = Window::new(handle.into(), options, cx);
- let root_view = build_root_view(&mut WindowContext::mutable(cx, &mut window));
- window.root_view.replace(root_view.into());
- cx.windows.get_mut(id).unwrap().replace(window);
- handle
- })
- }
-
- /// Update the global of the given type with a closure. Unlike `global_mut`, this method provides
- /// your closure with mutable access to the `MainThread<AppContext>` and the global simultaneously.
- pub fn update_global<G: 'static + Send, R>(
- &mut self,
- update: impl FnOnce(&mut G, &mut MainThread<AppContext>) -> R,
- ) -> R {
- self.0.update_global(|global, cx| {
- let cx = unsafe { mem::transmute::<&mut AppContext, &mut MainThread<AppContext>>(cx) };
- update(global, cx)
- })
- }
-}
-
/// These effects are processed at the end of each application update cycle.
pub(crate) enum Effect {
Notify {
@@ -855,7 +767,7 @@ pub(crate) enum Effect {
},
Emit {
emitter: EntityId,
- event: Box<dyn Any + Send + 'static>,
+ event: Box<dyn Any>,
},
FocusChanged {
window_id: WindowId,
@@ -905,15 +817,3 @@ pub(crate) struct AnyDrag {
pub view: AnyView,
pub cursor_offset: Point<Pixels>,
}
-
-#[cfg(test)]
-mod tests {
- use super::AppContext;
-
- #[test]
- fn test_app_context_send_sync() {
- // This will not compile if `AppContext` does not implement `Send`
- fn assert_send<T: Send>() {}
- assert_send::<AppContext>();
- }
-}
@@ -1,16 +1,16 @@
use crate::{
- AnyWindowHandle, AppContext, Context, Executor, MainThread, Model, ModelContext, Result, Task,
- WindowContext,
+ AnyWindowHandle, AppContext, BackgroundExecutor, Context, ForegroundExecutor, Model,
+ ModelContext, Result, Task, WindowContext,
};
use anyhow::anyhow;
use derive_more::{Deref, DerefMut};
-use parking_lot::Mutex;
-use std::{future::Future, sync::Weak};
+use std::{cell::RefCell, future::Future, rc::Weak};
#[derive(Clone)]
pub struct AsyncAppContext {
- pub(crate) app: Weak<Mutex<AppContext>>,
- pub(crate) executor: Executor,
+ pub(crate) app: Weak<RefCell<AppContext>>,
+ pub(crate) background_executor: BackgroundExecutor,
+ pub(crate) foreground_executor: ForegroundExecutor,
}
impl Context for AsyncAppContext {
@@ -22,14 +22,14 @@ impl Context for AsyncAppContext {
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
) -> Self::Result<Model<T>>
where
- T: 'static + Send,
+ T: 'static,
{
let app = self
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut lock = app.lock(); // Need this to compile
- Ok(lock.build_model(build_model))
+ let mut app = app.borrow_mut();
+ Ok(app.build_model(build_model))
}
fn update_model<T: 'static, R>(
@@ -41,8 +41,8 @@ impl Context for AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut lock = app.lock(); // Need this to compile
- Ok(lock.update_model(handle, update))
+ let mut app = app.borrow_mut();
+ Ok(app.update_model(handle, update))
}
}
@@ -52,13 +52,17 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut lock = app.lock(); // Need this to compile
+ let mut lock = app.borrow_mut();
lock.refresh();
Ok(())
}
- pub fn executor(&self) -> &Executor {
- &self.executor
+ pub fn background_executor(&self) -> &BackgroundExecutor {
+ &self.background_executor
+ }
+
+ pub fn foreground_executor(&self) -> &ForegroundExecutor {
+ &self.foreground_executor
}
pub fn update<R>(&self, f: impl FnOnce(&mut AppContext) -> R) -> Result<R> {
@@ -66,7 +70,7 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut lock = app.lock();
+ let mut lock = app.borrow_mut();
Ok(f(&mut *lock))
}
@@ -79,7 +83,7 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut app_context = app.lock();
+ let app_context = app.borrow();
app_context.read_window(handle.id, update)
}
@@ -92,44 +96,16 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut app_context = app.lock();
+ let mut app_context = app.borrow_mut();
app_context.update_window(handle.id, update)
}
- pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut + Send + 'static) -> Task<R>
- where
- Fut: Future<Output = R> + Send + 'static,
- R: Send + 'static,
- {
- let this = self.clone();
- self.executor.spawn(async move { f(this).await })
- }
-
- pub fn spawn_on_main<Fut, R>(
- &self,
- f: impl FnOnce(AsyncAppContext) -> Fut + Send + 'static,
- ) -> Task<R>
+ pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut) -> Task<R>
where
Fut: Future<Output = R> + 'static,
- R: Send + 'static,
- {
- let this = self.clone();
- self.executor.spawn_on_main(|| f(this))
- }
-
- pub fn run_on_main<R>(
- &self,
- f: impl FnOnce(&mut MainThread<AppContext>) -> R + Send + 'static,
- ) -> Result<Task<R>>
- where
- R: Send + 'static,
+ R: 'static,
{
- let app = self
- .app
- .upgrade()
- .ok_or_else(|| anyhow!("app was released"))?;
- let mut app_context = app.lock();
- Ok(app_context.run_on_main(f))
+ self.foreground_executor.spawn(f(self.clone()))
}
pub fn has_global<G: 'static>(&self) -> Result<bool> {
@@ -137,8 +113,8 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let lock = app.lock(); // Need this to compile
- Ok(lock.has_global::<G>())
+ let app = app.borrow_mut();
+ Ok(app.has_global::<G>())
}
pub fn read_global<G: 'static, R>(&self, read: impl FnOnce(&G, &AppContext) -> R) -> Result<R> {
@@ -146,8 +122,8 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let lock = app.lock(); // Need this to compile
- Ok(read(lock.global(), &lock))
+ let app = app.borrow_mut(); // Need this to compile
+ Ok(read(app.global(), &app))
}
pub fn try_read_global<G: 'static, R>(
@@ -155,8 +131,8 @@ impl AsyncAppContext {
read: impl FnOnce(&G, &AppContext) -> R,
) -> Option<R> {
let app = self.app.upgrade()?;
- let lock = app.lock(); // Need this to compile
- Some(read(lock.try_global()?, &lock))
+ let app = app.borrow_mut();
+ Some(read(app.try_global()?, &app))
}
pub fn update_global<G: 'static, R>(
@@ -167,8 +143,8 @@ impl AsyncAppContext {
.app
.upgrade()
.ok_or_else(|| anyhow!("app was released"))?;
- let mut lock = app.lock(); // Need this to compile
- Ok(lock.update_global(update))
+ let mut app = app.borrow_mut();
+ Ok(app.update_global(update))
}
}
@@ -224,7 +200,7 @@ impl Context for AsyncWindowContext {
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
) -> Result<Model<T>>
where
- T: 'static + Send,
+ T: 'static,
{
self.app
.update_window(self.window, |cx| cx.build_model(build_model))
@@ -239,14 +215,3 @@ impl Context for AsyncWindowContext {
.update_window(self.window, |cx| cx.update_model(handle, update))
}
}
-
-#[cfg(test)]
-mod tests {
- use super::*;
-
- #[test]
- fn test_async_app_context_send_sync() {
- fn assert_send_sync<T: Send + Sync>() {}
- assert_send_sync::<AsyncAppContext>();
- }
-}
@@ -59,7 +59,7 @@ impl EntityMap {
/// Insert an entity into a slot obtained by calling `reserve`.
pub fn insert<T>(&mut self, slot: Slot<T>, entity: T) -> Model<T>
where
- T: 'static + Send,
+ T: 'static,
{
let model = slot.0;
self.entities.insert(model.entity_id, Box::new(entity));
@@ -1,6 +1,6 @@
use crate::{
- AppContext, AsyncAppContext, Context, Effect, Entity, EntityId, EventEmitter, MainThread,
- Model, Reference, Subscription, Task, WeakModel,
+ AppContext, AsyncAppContext, Context, Effect, Entity, EntityId, EventEmitter, Model, Reference,
+ Subscription, Task, WeakModel,
};
use derive_more::{Deref, DerefMut};
use futures::FutureExt;
@@ -191,36 +191,20 @@ impl<'a, T: 'static> ModelContext<'a, T> {
result
}
- pub fn spawn<Fut, R>(
- &self,
- f: impl FnOnce(WeakModel<T>, AsyncAppContext) -> Fut + Send + 'static,
- ) -> Task<R>
+ pub fn spawn<Fut, R>(&self, f: impl FnOnce(WeakModel<T>, AsyncAppContext) -> Fut) -> Task<R>
where
T: 'static,
- Fut: Future<Output = R> + Send + 'static,
- R: Send + 'static,
- {
- let this = self.weak_model();
- self.app.spawn(|cx| f(this, cx))
- }
-
- pub fn spawn_on_main<Fut, R>(
- &self,
- f: impl FnOnce(WeakModel<T>, MainThread<AsyncAppContext>) -> Fut + Send + 'static,
- ) -> Task<R>
- where
Fut: Future<Output = R> + 'static,
- R: Send + 'static,
+ R: 'static,
{
let this = self.weak_model();
- self.app.spawn_on_main(|cx| f(this, cx))
+ self.app.spawn(|cx| f(this, cx))
}
}
impl<'a, T> ModelContext<'a, T>
where
T: EventEmitter,
- T::Event: Send,
{
pub fn emit(&mut self, event: T::Event) {
self.app.pending_effects.push_back(Effect::Emit {
@@ -234,13 +218,10 @@ impl<'a, T> Context for ModelContext<'a, T> {
type ModelContext<'b, U> = ModelContext<'b, U>;
type Result<U> = U;
- fn build_model<U>(
+ fn build_model<U: 'static>(
&mut self,
build_model: impl FnOnce(&mut Self::ModelContext<'_, U>) -> U,
- ) -> Model<U>
- where
- U: 'static + Send,
- {
+ ) -> Model<U> {
self.app.build_model(build_model)
}
@@ -1,15 +1,16 @@
use crate::{
- AnyWindowHandle, AppContext, AsyncAppContext, Context, EventEmitter, Executor, MainThread,
- Model, ModelContext, Result, Task, TestDispatcher, TestPlatform, WindowContext,
+ AnyWindowHandle, AppContext, AsyncAppContext, BackgroundExecutor, Context, EventEmitter,
+ ForegroundExecutor, Model, ModelContext, Result, Task, TestDispatcher, TestPlatform,
+ WindowContext,
};
use futures::SinkExt;
-use parking_lot::Mutex;
-use std::{future::Future, sync::Arc};
+use std::{cell::RefCell, future::Future, rc::Rc, sync::Arc};
#[derive(Clone)]
pub struct TestAppContext {
- pub app: Arc<Mutex<AppContext>>,
- pub executor: Executor,
+ pub app: Rc<RefCell<AppContext>>,
+ pub background_executor: BackgroundExecutor,
+ pub foreground_executor: ForegroundExecutor,
}
impl Context for TestAppContext {
@@ -21,10 +22,10 @@ impl Context for TestAppContext {
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
) -> Self::Result<Model<T>>
where
- T: 'static + Send,
+ T: 'static,
{
- let mut lock = self.app.lock();
- lock.build_model(build_model)
+ let mut app = self.app.borrow_mut();
+ app.build_model(build_model)
}
fn update_model<T: 'static, R>(
@@ -32,39 +33,45 @@ impl Context for TestAppContext {
handle: &Model<T>,
update: impl FnOnce(&mut T, &mut Self::ModelContext<'_, T>) -> R,
) -> Self::Result<R> {
- let mut lock = self.app.lock();
- lock.update_model(handle, update)
+ let mut app = self.app.borrow_mut();
+ app.update_model(handle, update)
}
}
impl TestAppContext {
pub fn new(dispatcher: TestDispatcher) -> Self {
- let executor = Executor::new(Arc::new(dispatcher));
- let platform = Arc::new(TestPlatform::new(executor.clone()));
+ let dispatcher = Arc::new(dispatcher);
+ let background_executor = BackgroundExecutor::new(dispatcher.clone());
+ let foreground_executor = ForegroundExecutor::new(dispatcher);
+ let platform = Rc::new(TestPlatform::new(
+ background_executor.clone(),
+ foreground_executor.clone(),
+ ));
let asset_source = Arc::new(());
let http_client = util::http::FakeHttpClient::with_404_response();
Self {
app: AppContext::new(platform, asset_source, http_client),
- executor,
+ background_executor,
+ foreground_executor,
}
}
pub fn quit(&self) {
- self.app.lock().quit();
+ self.app.borrow_mut().quit();
}
pub fn refresh(&mut self) -> Result<()> {
- let mut lock = self.app.lock();
- lock.refresh();
+ let mut app = self.app.borrow_mut();
+ app.refresh();
Ok(())
}
- pub fn executor(&self) -> &Executor {
- &self.executor
+ pub fn executor(&self) -> &BackgroundExecutor {
+ &self.background_executor
}
pub fn update<R>(&self, f: impl FnOnce(&mut AppContext) -> R) -> R {
- let mut cx = self.app.lock();
+ let mut cx = self.app.borrow_mut();
cx.update(f)
}
@@ -73,7 +80,7 @@ impl TestAppContext {
handle: AnyWindowHandle,
read: impl FnOnce(&WindowContext) -> R,
) -> R {
- let mut app_context = self.app.lock();
+ let app_context = self.app.borrow();
app_context.read_window(handle.id, read).unwrap()
}
@@ -82,57 +89,33 @@ impl TestAppContext {
handle: AnyWindowHandle,
update: impl FnOnce(&mut WindowContext) -> R,
) -> R {
- let mut app = self.app.lock();
+ let mut app = self.app.borrow_mut();
app.update_window(handle.id, update).unwrap()
}
- pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut + Send + 'static) -> Task<R>
- where
- Fut: Future<Output = R> + Send + 'static,
- R: Send + 'static,
- {
- let cx = self.to_async();
- self.executor.spawn(async move { f(cx).await })
- }
-
- pub fn spawn_on_main<Fut, R>(
- &self,
- f: impl FnOnce(AsyncAppContext) -> Fut + Send + 'static,
- ) -> Task<R>
+ pub fn spawn<Fut, R>(&self, f: impl FnOnce(AsyncAppContext) -> Fut) -> Task<R>
where
Fut: Future<Output = R> + 'static,
- R: Send + 'static,
- {
- let cx = self.to_async();
- self.executor.spawn_on_main(|| f(cx))
- }
-
- pub fn run_on_main<R>(
- &self,
- f: impl FnOnce(&mut MainThread<AppContext>) -> R + Send + 'static,
- ) -> Task<R>
- where
- R: Send + 'static,
+ R: 'static,
{
- let mut app_context = self.app.lock();
- app_context.run_on_main(f)
+ self.foreground_executor.spawn(f(self.to_async()))
}
pub fn has_global<G: 'static>(&self) -> bool {
- let lock = self.app.lock();
- lock.has_global::<G>()
+ let app = self.app.borrow();
+ app.has_global::<G>()
}
pub fn read_global<G: 'static, R>(&self, read: impl FnOnce(&G, &AppContext) -> R) -> R {
- let lock = self.app.lock();
- read(lock.global(), &lock)
+ let app = self.app.borrow();
+ read(app.global(), &app)
}
pub fn try_read_global<G: 'static, R>(
&self,
read: impl FnOnce(&G, &AppContext) -> R,
) -> Option<R> {
- let lock = self.app.lock();
+ let lock = self.app.borrow();
Some(read(lock.try_global()?, &lock))
}
@@ -140,14 +123,15 @@ impl TestAppContext {
&mut self,
update: impl FnOnce(&mut G, &mut AppContext) -> R,
) -> R {
- let mut lock = self.app.lock();
+ let mut lock = self.app.borrow_mut();
lock.update_global(update)
}
pub fn to_async(&self) -> AsyncAppContext {
AsyncAppContext {
- app: Arc::downgrade(&self.app),
- executor: self.executor.clone(),
+ app: Rc::downgrade(&self.app),
+ background_executor: self.background_executor.clone(),
+ foreground_executor: self.foreground_executor.clone(),
}
}
@@ -8,7 +8,7 @@ use std::{
sync::atomic::{AtomicUsize, Ordering::SeqCst},
};
-pub trait AssetSource: 'static + Send + Sync {
+pub trait AssetSource: 'static + Sync {
fn load(&self, path: &str) -> Result<Cow<[u8]>>;
fn list(&self, path: &str) -> Result<Vec<SharedString>>;
}
@@ -4,7 +4,7 @@ pub(crate) use smallvec::SmallVec;
use std::{any::Any, mem};
pub trait Element<V: 'static> {
- type ElementState: 'static + Send;
+ type ElementState: 'static;
fn id(&self) -> Option<ElementId>;
@@ -97,7 +97,7 @@ impl<V, E: Element<V>> RenderedElement<V, E> {
impl<V, E> ElementObject<V> for RenderedElement<V, E>
where
E: Element<V>,
- E::ElementState: 'static + Send,
+ E::ElementState: 'static,
{
fn initialize(&mut self, view_state: &mut V, cx: &mut ViewContext<V>) {
let frame_state = if let Some(id) = self.element.id() {
@@ -170,16 +170,14 @@ where
}
}
-pub struct AnyElement<V>(Box<dyn ElementObject<V> + Send>);
-
-unsafe impl<V> Send for AnyElement<V> {}
+pub struct AnyElement<V>(Box<dyn ElementObject<V>>);
impl<V> AnyElement<V> {
pub fn new<E>(element: E) -> Self
where
V: 'static,
- E: 'static + Element<V> + Send,
- E::ElementState: Any + Send,
+ E: 'static + Element<V>,
+ E::ElementState: Any,
{
AnyElement(Box::new(RenderedElement::new(element)))
}
@@ -6,6 +6,7 @@ use std::{
marker::PhantomData,
mem,
pin::Pin,
+ rc::Rc,
sync::{
atomic::{AtomicBool, Ordering::SeqCst},
Arc,
@@ -17,10 +18,16 @@ use util::TryFutureExt;
use waker_fn::waker_fn;
#[derive(Clone)]
-pub struct Executor {
+pub struct BackgroundExecutor {
dispatcher: Arc<dyn PlatformDispatcher>,
}
+#[derive(Clone)]
+pub struct ForegroundExecutor {
+ dispatcher: Arc<dyn PlatformDispatcher>,
+ not_send: PhantomData<Rc<()>>,
+}
+
#[must_use]
pub enum Task<T> {
Ready(Option<T>),
@@ -61,7 +68,7 @@ impl<T> Future for Task<T> {
}
}
-impl Executor {
+impl BackgroundExecutor {
pub fn new(dispatcher: Arc<dyn PlatformDispatcher>) -> Self {
Self { dispatcher }
}
@@ -79,63 +86,6 @@ impl Executor {
Task::Spawned(task)
}
- /// Enqueues the given closure to run on the application's event loop.
- /// Returns the result asynchronously.
- pub fn run_on_main<F, R>(&self, func: F) -> Task<R>
- where
- F: FnOnce() -> R + Send + 'static,
- R: Send + 'static,
- {
- if self.dispatcher.is_main_thread() {
- Task::ready(func())
- } else {
- self.spawn_on_main(move || async move { func() })
- }
- }
-
- /// Enqueues the given closure to be run on the application's event loop. The
- /// closure returns a future which will be run to completion on the main thread.
- pub fn spawn_on_main<F, R>(&self, func: impl FnOnce() -> F + Send + 'static) -> Task<R>
- where
- F: Future<Output = R> + 'static,
- R: Send + 'static,
- {
- let (runnable, task) = async_task::spawn(
- {
- let this = self.clone();
- async move {
- let task = this.spawn_on_main_local(func());
- task.await
- }
- },
- {
- let dispatcher = self.dispatcher.clone();
- move |runnable| dispatcher.dispatch_on_main_thread(runnable)
- },
- );
- runnable.schedule();
- Task::Spawned(task)
- }
-
- /// Enqueues the given closure to be run on the application's event loop. Must
- /// be called on the main thread.
- pub fn spawn_on_main_local<R>(&self, future: impl Future<Output = R> + 'static) -> Task<R>
- where
- R: 'static,
- {
- assert!(
- self.dispatcher.is_main_thread(),
- "must be called on main thread"
- );
-
- let dispatcher = self.dispatcher.clone();
- let (runnable, task) = async_task::spawn_local(future, move |runnable| {
- dispatcher.dispatch_on_main_thread(runnable)
- });
- runnable.schedule();
- Task::Spawned(task)
- }
-
pub fn block<R>(&self, future: impl Future<Output = R>) -> R {
pin_mut!(future);
let (parker, unparker) = parking::pair();
@@ -261,8 +211,31 @@ impl Executor {
}
}
+impl ForegroundExecutor {
+ pub fn new(dispatcher: Arc<dyn PlatformDispatcher>) -> Self {
+ Self {
+ dispatcher,
+ not_send: PhantomData,
+ }
+ }
+
+ /// Enqueues the given closure to be run on any thread. The closure returns
+ /// a future which will be run to completion on any available thread.
+ pub fn spawn<R>(&self, future: impl Future<Output = R> + 'static) -> Task<R>
+ where
+ R: 'static,
+ {
+ let dispatcher = self.dispatcher.clone();
+ let (runnable, task) = async_task::spawn_local(future, move |runnable| {
+ dispatcher.dispatch_on_main_thread(runnable)
+ });
+ runnable.schedule();
+ Task::Spawned(task)
+ }
+}
+
pub struct Scope<'a> {
- executor: Executor,
+ executor: BackgroundExecutor,
futures: Vec<Pin<Box<dyn Future<Output = ()> + Send + 'static>>>,
tx: Option<mpsc::Sender<()>>,
rx: mpsc::Receiver<()>,
@@ -270,7 +243,7 @@ pub struct Scope<'a> {
}
impl<'a> Scope<'a> {
- fn new(executor: Executor) -> Self {
+ fn new(executor: BackgroundExecutor) -> Self {
let (tx, rx) = mpsc::channel(1);
Self {
executor,
@@ -68,24 +68,20 @@ use derive_more::{Deref, DerefMut};
use std::{
any::{Any, TypeId},
borrow::{Borrow, BorrowMut},
- mem,
ops::{Deref, DerefMut},
- sync::Arc,
};
use taffy::TaffyLayoutEngine;
-type AnyBox = Box<dyn Any + Send>;
+type AnyBox = Box<dyn Any>;
pub trait Context {
type ModelContext<'a, T>;
type Result<T>;
- fn build_model<T>(
+ fn build_model<T: 'static>(
&mut self,
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
- ) -> Self::Result<Model<T>>
- where
- T: 'static + Send;
+ ) -> Self::Result<Model<T>>;
fn update_model<T: 'static, R>(
&mut self,
@@ -102,7 +98,7 @@ pub trait VisualContext: Context {
build_view_state: impl FnOnce(&mut Self::ViewContext<'_, '_, V>) -> V,
) -> Self::Result<View<V>>
where
- V: 'static + Send;
+ V: 'static;
fn update_view<V: 'static, R>(
&mut self,
@@ -127,100 +123,6 @@ pub enum GlobalKey {
Type(TypeId),
}
-#[repr(transparent)]
-pub struct MainThread<T>(T);
-
-impl<T> Deref for MainThread<T> {
- type Target = T;
-
- fn deref(&self) -> &Self::Target {
- &self.0
- }
-}
-
-impl<T> DerefMut for MainThread<T> {
- fn deref_mut(&mut self) -> &mut Self::Target {
- &mut self.0
- }
-}
-
-impl<C: Context> Context for MainThread<C> {
- type ModelContext<'a, T> = MainThread<C::ModelContext<'a, T>>;
- type Result<T> = C::Result<T>;
-
- fn build_model<T>(
- &mut self,
- build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
- ) -> Self::Result<Model<T>>
- where
- T: 'static + Send,
- {
- self.0.build_model(|cx| {
- let cx = unsafe {
- mem::transmute::<
- &mut C::ModelContext<'_, T>,
- &mut MainThread<C::ModelContext<'_, T>>,
- >(cx)
- };
- build_model(cx)
- })
- }
-
- fn update_model<T: 'static, R>(
- &mut self,
- handle: &Model<T>,
- update: impl FnOnce(&mut T, &mut Self::ModelContext<'_, T>) -> R,
- ) -> Self::Result<R> {
- self.0.update_model(handle, |entity, cx| {
- let cx = unsafe {
- mem::transmute::<
- &mut C::ModelContext<'_, T>,
- &mut MainThread<C::ModelContext<'_, T>>,
- >(cx)
- };
- update(entity, cx)
- })
- }
-}
-
-impl<C: VisualContext> VisualContext for MainThread<C> {
- type ViewContext<'a, 'w, V> = MainThread<C::ViewContext<'a, 'w, V>>;
-
- fn build_view<V>(
- &mut self,
- build_view_state: impl FnOnce(&mut Self::ViewContext<'_, '_, V>) -> V,
- ) -> Self::Result<View<V>>
- where
- V: 'static + Send,
- {
- self.0.build_view(|cx| {
- let cx = unsafe {
- mem::transmute::<
- &mut C::ViewContext<'_, '_, V>,
- &mut MainThread<C::ViewContext<'_, '_, V>>,
- >(cx)
- };
- build_view_state(cx)
- })
- }
-
- fn update_view<V: 'static, R>(
- &mut self,
- view: &View<V>,
- update: impl FnOnce(&mut V, &mut Self::ViewContext<'_, '_, V>) -> R,
- ) -> Self::Result<R> {
- self.0.update_view(view, |view_state, cx| {
- let cx = unsafe {
- mem::transmute::<
- &mut C::ViewContext<'_, '_, V>,
- &mut MainThread<C::ViewContext<'_, '_, V>>,
- >(cx)
- };
- update(view_state, cx)
- })
- }
-}
-
pub trait BorrowAppContext {
fn with_text_style<F, R>(&mut self, style: TextStyleRefinement, f: F) -> R
where
@@ -333,32 +235,3 @@ impl<'a, T> DerefMut for Reference<'a, T> {
}
}
}
-
-pub(crate) struct MainThreadOnly<T: ?Sized> {
- executor: Executor,
- value: Arc<T>,
-}
-
-impl<T: ?Sized> Clone for MainThreadOnly<T> {
- fn clone(&self) -> Self {
- Self {
- executor: self.executor.clone(),
- value: self.value.clone(),
- }
- }
-}
-
-/// Allows a value to be accessed only on the main thread, allowing a non-`Send` type
-/// to become `Send`.
-impl<T: 'static + ?Sized> MainThreadOnly<T> {
- pub(crate) fn new(value: Arc<T>, executor: Executor) -> Self {
- Self { executor, value }
- }
-
- pub(crate) fn borrow_on_main_thread(&self) -> &T {
- assert!(self.executor.is_main_thread());
- &self.value
- }
-}
-
-unsafe impl<T: ?Sized> Send for MainThreadOnly<T> {}
@@ -50,7 +50,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_mouse_down(
mut self,
button: MouseButton,
- handler: impl Fn(&mut V, &MouseDownEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &MouseDownEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -71,7 +71,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_mouse_up(
mut self,
button: MouseButton,
- handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -92,7 +92,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_mouse_down_out(
mut self,
button: MouseButton,
- handler: impl Fn(&mut V, &MouseDownEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &MouseDownEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -113,7 +113,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_mouse_up_out(
mut self,
button: MouseButton,
- handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -133,7 +133,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_mouse_move(
mut self,
- handler: impl Fn(&mut V, &MouseMoveEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &MouseMoveEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -150,7 +150,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_scroll_wheel(
mut self,
- handler: impl Fn(&mut V, &ScrollWheelEvent, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &ScrollWheelEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -178,7 +178,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_action<A: 'static>(
mut self,
- listener: impl Fn(&mut V, &A, DispatchPhase, &mut ViewContext<V>) + Send + 'static,
+ listener: impl Fn(&mut V, &A, DispatchPhase, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -196,7 +196,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_key_down(
mut self,
- listener: impl Fn(&mut V, &KeyDownEvent, DispatchPhase, &mut ViewContext<V>) + Send + 'static,
+ listener: impl Fn(&mut V, &KeyDownEvent, DispatchPhase, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -214,7 +214,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
fn on_key_up(
mut self,
- listener: impl Fn(&mut V, &KeyUpEvent, DispatchPhase, &mut ViewContext<V>) + Send + 'static,
+ listener: impl Fn(&mut V, &KeyUpEvent, DispatchPhase, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -258,9 +258,9 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
self
}
- fn on_drop<W: 'static + Send>(
+ fn on_drop<W: 'static>(
mut self,
- listener: impl Fn(&mut V, View<W>, &mut ViewContext<V>) + Send + 'static,
+ listener: impl Fn(&mut V, View<W>, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -303,7 +303,7 @@ pub trait StatefulInteractive<V: 'static>: StatelessInteractive<V> {
fn on_click(
mut self,
- listener: impl Fn(&mut V, &ClickEvent, &mut ViewContext<V>) + Send + 'static,
+ listener: impl Fn(&mut V, &ClickEvent, &mut ViewContext<V>) + 'static,
) -> Self
where
Self: Sized,
@@ -316,11 +316,11 @@ pub trait StatefulInteractive<V: 'static>: StatelessInteractive<V> {
fn on_drag<W>(
mut self,
- listener: impl Fn(&mut V, &mut ViewContext<V>) -> View<W> + Send + 'static,
+ listener: impl Fn(&mut V, &mut ViewContext<V>) -> View<W> + 'static,
) -> Self
where
Self: Sized,
- W: 'static + Send + Render,
+ W: 'static + Render,
{
debug_assert!(
self.stateful_interaction().drag_listener.is_none(),
@@ -335,7 +335,7 @@ pub trait StatefulInteractive<V: 'static>: StatelessInteractive<V> {
}
}
-pub trait ElementInteraction<V: 'static>: 'static + Send {
+pub trait ElementInteraction<V: 'static>: 'static {
fn as_stateless(&self) -> &StatelessInteraction<V>;
fn as_stateless_mut(&mut self) -> &mut StatelessInteraction<V>;
fn as_stateful(&self) -> Option<&StatefulInteraction<V>>;
@@ -672,7 +672,7 @@ impl<V> From<ElementId> for StatefulInteraction<V> {
}
}
-type DropListener<V> = dyn Fn(&mut V, AnyView, &mut ViewContext<V>) + 'static + Send;
+type DropListener<V> = dyn Fn(&mut V, AnyView, &mut ViewContext<V>) + 'static;
pub struct StatelessInteraction<V> {
pub dispatch_context: DispatchContext,
@@ -1077,32 +1077,25 @@ pub struct FocusEvent {
}
pub type MouseDownListener<V> = Box<
- dyn Fn(&mut V, &MouseDownEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>)
- + Send
- + 'static,
+ dyn Fn(&mut V, &MouseDownEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>) + 'static,
>;
pub type MouseUpListener<V> = Box<
- dyn Fn(&mut V, &MouseUpEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>)
- + Send
- + 'static,
+ dyn Fn(&mut V, &MouseUpEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>) + 'static,
>;
pub type MouseMoveListener<V> = Box<
- dyn Fn(&mut V, &MouseMoveEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>)
- + Send
- + 'static,
+ dyn Fn(&mut V, &MouseMoveEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>) + 'static,
>;
pub type ScrollWheelListener<V> = Box<
dyn Fn(&mut V, &ScrollWheelEvent, &Bounds<Pixels>, DispatchPhase, &mut ViewContext<V>)
- + Send
+ 'static,
>;
-pub type ClickListener<V> = Box<dyn Fn(&mut V, &ClickEvent, &mut ViewContext<V>) + Send + 'static>;
+pub type ClickListener<V> = Box<dyn Fn(&mut V, &ClickEvent, &mut ViewContext<V>) + 'static>;
pub(crate) type DragListener<V> =
- Box<dyn Fn(&mut V, Point<Pixels>, &mut ViewContext<V>) -> AnyDrag + Send + 'static>;
+ Box<dyn Fn(&mut V, Point<Pixels>, &mut ViewContext<V>) -> AnyDrag + 'static>;
pub type KeyListener<V> = Box<
dyn Fn(
@@ -1112,6 +1105,5 @@ pub type KeyListener<V> = Box<
DispatchPhase,
&mut ViewContext<V>,
) -> Option<Box<dyn Action>>
- + Send
+ 'static,
>;
@@ -5,9 +5,9 @@ mod mac;
mod test;
use crate::{
- AnyWindowHandle, Bounds, DevicePixels, Executor, Font, FontId, FontMetrics, FontRun,
- GlobalPixels, GlyphId, InputEvent, LineLayout, Pixels, Point, RenderGlyphParams,
- RenderImageParams, RenderSvgParams, Result, Scene, SharedString, Size,
+ AnyWindowHandle, BackgroundExecutor, Bounds, DevicePixels, Font, FontId, FontMetrics, FontRun,
+ ForegroundExecutor, GlobalPixels, GlyphId, InputEvent, LineLayout, Pixels, Point,
+ RenderGlyphParams, RenderImageParams, RenderSvgParams, Result, Scene, SharedString, Size,
};
use anyhow::anyhow;
use async_task::Runnable;
@@ -35,12 +35,13 @@ pub use test::*;
pub use time::UtcOffset;
#[cfg(target_os = "macos")]
-pub(crate) fn current_platform() -> Arc<dyn Platform> {
- Arc::new(MacPlatform::new())
+pub(crate) fn current_platform() -> Rc<dyn Platform> {
+ Rc::new(MacPlatform::new())
}
pub(crate) trait Platform: 'static {
- fn executor(&self) -> Executor;
+ fn background_executor(&self) -> BackgroundExecutor;
+ fn foreground_executor(&self) -> ForegroundExecutor;
fn text_system(&self) -> Arc<dyn PlatformTextSystem>;
fn run(&self, on_finish_launching: Box<dyn 'static + FnOnce()>);
@@ -1,9 +1,9 @@
use super::BoolExt;
use crate::{
- AnyWindowHandle, ClipboardItem, CursorStyle, DisplayId, Executor, InputEvent, MacDispatcher,
- MacDisplay, MacDisplayLinker, MacTextSystem, MacWindow, PathPromptOptions, Platform,
- PlatformDisplay, PlatformTextSystem, PlatformWindow, Result, SemanticVersion, VideoTimestamp,
- WindowOptions,
+ AnyWindowHandle, BackgroundExecutor, ClipboardItem, CursorStyle, DisplayId, ForegroundExecutor,
+ InputEvent, MacDispatcher, MacDisplay, MacDisplayLinker, MacTextSystem, MacWindow,
+ PathPromptOptions, Platform, PlatformDisplay, PlatformTextSystem, PlatformWindow, Result,
+ SemanticVersion, VideoTimestamp, WindowOptions,
};
use anyhow::anyhow;
use block::ConcreteBlock;
@@ -143,7 +143,8 @@ unsafe fn build_classes() {
pub struct MacPlatform(Mutex<MacPlatformState>);
pub struct MacPlatformState {
- executor: Executor,
+ background_executor: BackgroundExecutor,
+ foreground_executor: ForegroundExecutor,
text_system: Arc<MacTextSystem>,
display_linker: MacDisplayLinker,
pasteboard: id,
@@ -164,8 +165,10 @@ pub struct MacPlatformState {
impl MacPlatform {
pub fn new() -> Self {
+ let dispatcher = Arc::new(MacDispatcher);
Self(Mutex::new(MacPlatformState {
- executor: Executor::new(Arc::new(MacDispatcher)),
+ background_executor: BackgroundExecutor::new(dispatcher.clone()),
+ foreground_executor: ForegroundExecutor::new(dispatcher.clone()),
text_system: Arc::new(MacTextSystem::new()),
display_linker: MacDisplayLinker::new(),
pasteboard: unsafe { NSPasteboard::generalPasteboard(nil) },
@@ -345,8 +348,12 @@ impl MacPlatform {
}
impl Platform for MacPlatform {
- fn executor(&self) -> Executor {
- self.0.lock().executor.clone()
+ fn background_executor(&self) -> BackgroundExecutor {
+ self.0.lock().background_executor.clone()
+ }
+
+ fn foreground_executor(&self) -> crate::ForegroundExecutor {
+ self.0.lock().foreground_executor.clone()
}
fn text_system(&self) -> Arc<dyn PlatformTextSystem> {
@@ -457,6 +464,10 @@ impl Platform for MacPlatform {
}
}
+ // fn add_status_item(&self, _handle: AnyWindowHandle) -> Box<dyn platform::Window> {
+ // Box::new(StatusItem::add(self.fonts()))
+ // }
+
fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
MacDisplay::all()
.into_iter()
@@ -464,10 +475,6 @@ impl Platform for MacPlatform {
.collect()
}
- // fn add_status_item(&self, _handle: AnyWindowHandle) -> Box<dyn platform::Window> {
- // Box::new(StatusItem::add(self.fonts()))
- // }
-
fn display(&self, id: DisplayId) -> Option<Rc<dyn PlatformDisplay>> {
MacDisplay::find_by_id(id).map(|screen| Rc::new(screen) as Rc<_>)
}
@@ -481,7 +488,7 @@ impl Platform for MacPlatform {
handle: AnyWindowHandle,
options: WindowOptions,
) -> Box<dyn PlatformWindow> {
- Box::new(MacWindow::open(handle, options, self.executor()))
+ Box::new(MacWindow::open(handle, options, self.foreground_executor()))
}
fn set_display_link_output_callback(
@@ -589,8 +596,8 @@ impl Platform for MacPlatform {
let path = path.to_path_buf();
self.0
.lock()
- .executor
- .spawn_on_main_local(async move {
+ .background_executor
+ .spawn(async move {
let full_path = ns_string(path.to_str().unwrap_or(""));
let root_full_path = ns_string("");
let workspace: id = msg_send![class!(NSWorkspace), sharedWorkspace];
@@ -674,23 +681,6 @@ impl Platform for MacPlatform {
}
}
- fn path_for_auxiliary_executable(&self, name: &str) -> Result<PathBuf> {
- unsafe {
- let bundle: id = NSBundle::mainBundle();
- if bundle.is_null() {
- Err(anyhow!("app is not running inside a bundle"))
- } else {
- let name = ns_string(name);
- let url: id = msg_send![bundle, URLForAuxiliaryExecutable: name];
- if url.is_null() {
- Err(anyhow!("resource not found"))
- } else {
- ns_url_to_path(url)
- }
- }
- }
- }
-
// fn on_menu_command(&self, callback: Box<dyn FnMut(&dyn Action)>) {
// self.0.lock().menu_command = Some(callback);
// }
@@ -717,6 +707,23 @@ impl Platform for MacPlatform {
// }
// }
+ fn path_for_auxiliary_executable(&self, name: &str) -> Result<PathBuf> {
+ unsafe {
+ let bundle: id = NSBundle::mainBundle();
+ if bundle.is_null() {
+ Err(anyhow!("app is not running inside a bundle"))
+ } else {
+ let name = ns_string(name);
+ let url: id = msg_send![bundle, URLForAuxiliaryExecutable: name];
+ if url.is_null() {
+ Err(anyhow!("resource not found"))
+ } else {
+ ns_url_to_path(url)
+ }
+ }
+ }
+ }
+
fn set_cursor_style(&self, style: CursorStyle) {
unsafe {
let new_cursor: id = match style {
@@ -1,10 +1,10 @@
use super::{display_bounds_from_native, ns_string, MacDisplay, MetalRenderer, NSRange};
use crate::{
- display_bounds_to_native, point, px, size, AnyWindowHandle, Bounds, Executor, ExternalPaths,
- FileDropEvent, GlobalPixels, InputEvent, KeyDownEvent, Keystroke, Modifiers,
- ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseMoveEvent, MouseUpEvent, Pixels,
- PlatformAtlas, PlatformDisplay, PlatformInputHandler, PlatformWindow, Point, Scene, Size,
- Timer, WindowAppearance, WindowBounds, WindowKind, WindowOptions, WindowPromptLevel,
+ display_bounds_to_native, point, px, size, AnyWindowHandle, Bounds, ExternalPaths,
+ FileDropEvent, ForegroundExecutor, GlobalPixels, InputEvent, KeyDownEvent, Keystroke,
+ Modifiers, ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseMoveEvent, MouseUpEvent,
+ Pixels, PlatformAtlas, PlatformDisplay, PlatformInputHandler, PlatformWindow, Point, Scene,
+ Size, Timer, WindowAppearance, WindowBounds, WindowKind, WindowOptions, WindowPromptLevel,
};
use block::ConcreteBlock;
use cocoa::{
@@ -315,7 +315,7 @@ struct InsertText {
struct MacWindowState {
handle: AnyWindowHandle,
- executor: Executor,
+ executor: ForegroundExecutor,
native_window: id,
renderer: MetalRenderer,
scene_to_render: Option<Scene>,
@@ -451,7 +451,11 @@ unsafe impl Send for MacWindowState {}
pub struct MacWindow(Arc<Mutex<MacWindowState>>);
impl MacWindow {
- pub fn open(handle: AnyWindowHandle, options: WindowOptions, executor: Executor) -> Self {
+ pub fn open(
+ handle: AnyWindowHandle,
+ options: WindowOptions,
+ executor: ForegroundExecutor,
+ ) -> Self {
unsafe {
let pool = NSAutoreleasePool::new(nil);
@@ -674,13 +678,10 @@ impl MacWindow {
impl Drop for MacWindow {
fn drop(&mut self) {
- let this = self.0.clone();
- let executor = self.0.lock().executor.clone();
- executor
- .run_on_main(move || unsafe {
- this.lock().native_window.close();
- })
- .detach();
+ let native_window = self.0.lock().native_window;
+ unsafe {
+ native_window.close();
+ }
}
}
@@ -807,7 +808,7 @@ impl PlatformWindow for MacWindow {
let native_window = self.0.lock().native_window;
let executor = self.0.lock().executor.clone();
executor
- .spawn_on_main_local(async move {
+ .spawn(async move {
let _: () = msg_send![
alert,
beginSheetModalForWindow: native_window
@@ -824,7 +825,7 @@ impl PlatformWindow for MacWindow {
let window = self.0.lock().native_window;
let executor = self.0.lock().executor.clone();
executor
- .spawn_on_main_local(async move {
+ .spawn(async move {
unsafe {
let _: () = msg_send![window, makeKeyAndOrderFront: nil];
}
@@ -872,25 +873,17 @@ impl PlatformWindow for MacWindow {
fn zoom(&self) {
let this = self.0.lock();
let window = this.native_window;
- this.executor
- .spawn_on_main_local(async move {
- unsafe {
- window.zoom_(nil);
- }
- })
- .detach();
+ unsafe {
+ window.zoom_(nil);
+ }
}
fn toggle_full_screen(&self) {
let this = self.0.lock();
let window = this.native_window;
- this.executor
- .spawn_on_main_local(async move {
- unsafe {
- window.toggleFullScreen_(nil);
- }
- })
- .detach();
+ unsafe {
+ window.toggleFullScreen_(nil);
+ }
}
fn on_input(&self, callback: Box<dyn FnMut(InputEvent) -> bool>) {
@@ -1189,7 +1182,7 @@ extern "C" fn handle_view_event(this: &Object, _: Sel, native_event: id) {
lock.synthetic_drag_counter += 1;
let executor = lock.executor.clone();
executor
- .spawn_on_main_local(synthetic_drag(
+ .spawn(synthetic_drag(
weak_window_state,
lock.synthetic_drag_counter,
event.clone(),
@@ -1317,7 +1310,7 @@ extern "C" fn window_did_change_key_status(this: &Object, selector: Sel, _: id)
let executor = lock.executor.clone();
drop(lock);
executor
- .spawn_on_main_local(async move {
+ .spawn(async move {
let mut lock = window_state.as_ref().lock();
if let Some(mut callback) = lock.activate_callback.take() {
drop(lock);
@@ -215,58 +215,3 @@ impl PlatformDispatcher for TestDispatcher {
Some(self)
}
}
-
-#[cfg(test)]
-mod tests {
- use super::*;
- use crate::Executor;
- use std::sync::Arc;
-
- #[test]
- fn test_dispatch() {
- let dispatcher = TestDispatcher::new(StdRng::seed_from_u64(0));
- let executor = Executor::new(Arc::new(dispatcher));
-
- let result = executor.block(async { executor.run_on_main(|| 1).await });
- assert_eq!(result, 1);
-
- let result = executor.block({
- let executor = executor.clone();
- async move {
- executor
- .spawn_on_main({
- let executor = executor.clone();
- assert!(executor.is_main_thread());
- || async move {
- assert!(executor.is_main_thread());
- let result = executor
- .spawn({
- let executor = executor.clone();
- async move {
- assert!(!executor.is_main_thread());
-
- let result = executor
- .spawn_on_main({
- let executor = executor.clone();
- || async move {
- assert!(executor.is_main_thread());
- 2
- }
- })
- .await;
-
- assert!(!executor.is_main_thread());
- result
- }
- })
- .await;
- assert!(executor.is_main_thread());
- result
- }
- })
- .await
- }
- });
- assert_eq!(result, 2);
- }
-}
@@ -1,21 +1,29 @@
-use crate::{DisplayId, Executor, Platform, PlatformTextSystem};
+use crate::{BackgroundExecutor, DisplayId, ForegroundExecutor, Platform, PlatformTextSystem};
use anyhow::{anyhow, Result};
use std::sync::Arc;
pub struct TestPlatform {
- executor: Executor,
+ background_executor: BackgroundExecutor,
+ foreground_executor: ForegroundExecutor,
}
impl TestPlatform {
- pub fn new(executor: Executor) -> Self {
- TestPlatform { executor }
+ pub fn new(executor: BackgroundExecutor, foreground_executor: ForegroundExecutor) -> Self {
+ TestPlatform {
+ background_executor: executor,
+ foreground_executor,
+ }
}
}
// todo!("implement out what our tests needed in GPUI 1")
impl Platform for TestPlatform {
- fn executor(&self) -> Executor {
- self.executor.clone()
+ fn background_executor(&self) -> BackgroundExecutor {
+ self.background_executor.clone()
+ }
+
+ fn foreground_executor(&self) -> ForegroundExecutor {
+ self.foreground_executor.clone()
}
fn text_system(&self) -> Arc<dyn PlatformTextSystem> {
@@ -21,8 +21,8 @@ struct SubscriberSetState<EmitterKey, Callback> {
impl<EmitterKey, Callback> SubscriberSet<EmitterKey, Callback>
where
- EmitterKey: 'static + Send + Ord + Clone + Debug,
- Callback: 'static + Send,
+ EmitterKey: 'static + Ord + Clone + Debug,
+ Callback: 'static,
{
pub fn new() -> Self {
Self(Arc::new(Mutex::new(SubscriberSetState {
@@ -96,7 +96,7 @@ where
#[must_use]
pub struct Subscription {
- unsubscribe: Option<Box<dyn FnOnce() + Send + 'static>>,
+ unsubscribe: Option<Box<dyn FnOnce() + 'static>>,
}
impl Subscription {
@@ -4,10 +4,13 @@ use crate::{
Size, ViewContext, VisualContext, WeakModel, WindowContext,
};
use anyhow::{Context, Result};
-use std::{any::TypeId, marker::PhantomData};
+use std::{
+ any::{Any, TypeId},
+ marker::PhantomData,
+};
pub trait Render: 'static + Sized {
- type Element: Element<Self> + 'static + Send;
+ type Element: Element<Self> + 'static;
fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element;
}
@@ -163,7 +166,7 @@ impl<V: Render, ParentV: 'static> Component<ParentV> for EraseViewState<V, Paren
}
impl<V: Render, ParentV: 'static> Element<ParentV> for EraseViewState<V, ParentV> {
- type ElementState = AnyBox;
+ type ElementState = Box<dyn Any>;
fn id(&self) -> Option<crate::ElementId> {
Element::id(&self.view)
@@ -343,7 +346,7 @@ impl<V: Render> From<View<V>> for AnyView {
}
impl<ParentViewState: 'static> Element<ParentViewState> for AnyView {
- type ElementState = AnyBox;
+ type ElementState = Box<dyn Any>;
fn id(&self) -> Option<ElementId> {
Some(self.model.entity_id.into())
@@ -3,12 +3,11 @@ use crate::{
Bounds, BoxShadow, Context, Corners, DevicePixels, DispatchContext, DisplayId, Edges, Effect,
Entity, EntityId, EventEmitter, FileDropEvent, FocusEvent, FontId, GlobalElementId, GlyphId,
Hsla, ImageData, InputEvent, IsZero, KeyListener, KeyMatch, KeyMatcher, Keystroke, LayoutId,
- MainThread, MainThreadOnly, Model, ModelContext, Modifiers, MonochromeSprite, MouseButton,
- MouseDownEvent, MouseMoveEvent, MouseUpEvent, Path, Pixels, PlatformAtlas, PlatformWindow,
- Point, PolychromeSprite, Quad, Reference, RenderGlyphParams, RenderImageParams,
- RenderSvgParams, ScaledPixels, SceneBuilder, Shadow, SharedString, Size, Style, Subscription,
- TaffyLayoutEngine, Task, Underline, UnderlineStyle, View, VisualContext, WeakModel, WeakView,
- WindowOptions, SUBPIXEL_VARIANTS,
+ Model, ModelContext, Modifiers, MonochromeSprite, MouseButton, MouseDownEvent, MouseMoveEvent,
+ MouseUpEvent, Path, Pixels, PlatformAtlas, PlatformWindow, Point, PolychromeSprite, Quad,
+ Reference, RenderGlyphParams, RenderImageParams, RenderSvgParams, ScaledPixels, SceneBuilder,
+ Shadow, SharedString, Size, Style, Subscription, TaffyLayoutEngine, Task, Underline,
+ UnderlineStyle, View, VisualContext, WeakModel, WeakView, WindowOptions, SUBPIXEL_VARIANTS,
};
use anyhow::Result;
use collections::HashMap;
@@ -52,7 +51,7 @@ pub enum DispatchPhase {
Capture,
}
-type AnyListener = Box<dyn Fn(&dyn Any, DispatchPhase, &mut WindowContext) + Send + 'static>;
+type AnyListener = Box<dyn Fn(&dyn Any, DispatchPhase, &mut WindowContext) + 'static>;
type AnyKeyListener = Box<
dyn Fn(
&dyn Any,
@@ -60,10 +59,9 @@ type AnyKeyListener = Box<
DispatchPhase,
&mut WindowContext,
) -> Option<Box<dyn Action>>
- + Send
+ 'static,
>;
-type AnyFocusListener = Box<dyn Fn(&FocusEvent, &mut WindowContext) + Send + 'static>;
+type AnyFocusListener = Box<dyn Fn(&FocusEvent, &mut WindowContext) + 'static>;
slotmap::new_key_type! { pub struct FocusId; }
@@ -159,7 +157,7 @@ impl Drop for FocusHandle {
// Holds the state for a specific window.
pub struct Window {
handle: AnyWindowHandle,
- platform_window: MainThreadOnly<Box<dyn PlatformWindow>>,
+ platform_window: Box<dyn PlatformWindow>,
display_id: DisplayId,
sprite_atlas: Arc<dyn PlatformAtlas>,
rem_size: Pixels,
@@ -194,7 +192,7 @@ impl Window {
pub(crate) fn new(
handle: AnyWindowHandle,
options: WindowOptions,
- cx: &mut MainThread<AppContext>,
+ cx: &mut AppContext,
) -> Self {
let platform_window = cx.platform().open_window(handle, options);
let display_id = platform_window.display().id();
@@ -209,12 +207,7 @@ impl Window {
cx.window.scale_factor = scale_factor;
cx.window.scene_builder = SceneBuilder::new();
cx.window.content_size = content_size;
- cx.window.display_id = cx
- .window
- .platform_window
- .borrow_on_main_thread()
- .display()
- .id();
+ cx.window.display_id = cx.window.platform_window.display().id();
cx.window.dirty = true;
})
.log_err();
@@ -230,8 +223,6 @@ impl Window {
})
});
- let platform_window = MainThreadOnly::new(Arc::new(platform_window), cx.executor.clone());
-
Window {
handle,
platform_window,
@@ -378,26 +369,6 @@ impl<'a, 'w> WindowContext<'a, 'w> {
self.notify();
}
- /// Schedule the given closure to be run on the main thread. It will be invoked with
- /// a `MainThread<WindowContext>`, which provides access to platform-specific functionality
- /// of the window.
- pub fn run_on_main<R>(
- &mut self,
- f: impl FnOnce(&mut MainThread<WindowContext<'_, '_>>) -> R + Send + 'static,
- ) -> Task<Result<R>>
- where
- R: Send + 'static,
- {
- if self.executor.is_main_thread() {
- Task::ready(Ok(f(unsafe {
- mem::transmute::<&mut Self, &mut MainThread<Self>>(self)
- })))
- } else {
- let id = self.window.handle.id;
- self.app.run_on_main(move |cx| cx.update_window(id, f))
- }
- }
-
/// Create an `AsyncWindowContext`, which has a static lifetime and can be held across
/// await points in async code.
pub fn to_async(&self) -> AsyncWindowContext {
@@ -408,44 +379,39 @@ impl<'a, 'w> WindowContext<'a, 'w> {
pub fn on_next_frame(&mut self, f: impl FnOnce(&mut WindowContext) + Send + 'static) {
let f = Box::new(f);
let display_id = self.window.display_id;
- self.run_on_main(move |cx| {
- if let Some(callbacks) = cx.next_frame_callbacks.get_mut(&display_id) {
- callbacks.push(f);
- // If there was already a callback, it means that we already scheduled a frame.
- if callbacks.len() > 1 {
- return;
- }
- } else {
- let async_cx = cx.to_async();
- cx.next_frame_callbacks.insert(display_id, vec![f]);
- cx.platform().set_display_link_output_callback(
- display_id,
- Box::new(move |_current_time, _output_time| {
- let _ = async_cx.update(|cx| {
- let callbacks = cx
- .next_frame_callbacks
- .get_mut(&display_id)
- .unwrap()
- .drain(..)
- .collect::<Vec<_>>();
- for callback in callbacks {
- callback(cx);
- }
- cx.run_on_main(move |cx| {
- if cx.next_frame_callbacks.get(&display_id).unwrap().is_empty() {
- cx.platform().stop_display_link(display_id);
- }
- })
- .detach();
- });
- }),
- );
+ if let Some(callbacks) = self.next_frame_callbacks.get_mut(&display_id) {
+ callbacks.push(f);
+ // If there was already a callback, it means that we already scheduled a frame.
+ if callbacks.len() > 1 {
+ return;
}
+ } else {
+ let async_cx = self.to_async();
+ self.next_frame_callbacks.insert(display_id, vec![f]);
+ self.platform().set_display_link_output_callback(
+ display_id,
+ Box::new(move |_current_time, _output_time| {
+ let _ = async_cx.update(|cx| {
+ let callbacks = cx
+ .next_frame_callbacks
+ .get_mut(&display_id)
+ .unwrap()
+ .drain(..)
+ .collect::<Vec<_>>();
+ for callback in callbacks {
+ callback(cx);
+ }
- cx.platform().start_display_link(display_id);
- })
- .detach();
+ if cx.next_frame_callbacks.get(&display_id).unwrap().is_empty() {
+ cx.platform().stop_display_link(display_id);
+ }
+ });
+ }),
+ );
+ }
+
+ self.platform().start_display_link(display_id);
}
/// Spawn the future returned by the given closure on the application thread pool.
@@ -453,17 +419,16 @@ impl<'a, 'w> WindowContext<'a, 'w> {
/// use within your future.
pub fn spawn<Fut, R>(
&mut self,
- f: impl FnOnce(AnyWindowHandle, AsyncWindowContext) -> Fut + Send + 'static,
+ f: impl FnOnce(AnyWindowHandle, AsyncWindowContext) -> Fut,
) -> Task<R>
where
- R: Send + 'static,
- Fut: Future<Output = R> + Send + 'static,
+ R: 'static,
+ Fut: Future<Output = R> + 'static,
{
let window = self.window.handle;
self.app.spawn(move |app| {
let cx = AsyncWindowContext::new(app, window);
- let future = f(window, cx);
- async move { future.await }
+ f(window, cx)
})
}
@@ -569,7 +534,7 @@ impl<'a, 'w> WindowContext<'a, 'w> {
/// a specific need to register a global listener.
pub fn on_mouse_event<Event: 'static>(
&mut self,
- handler: impl Fn(&Event, DispatchPhase, &mut WindowContext) + Send + 'static,
+ handler: impl Fn(&Event, DispatchPhase, &mut WindowContext) + 'static,
) {
let order = self.window.z_index_stack.clone();
self.window
@@ -906,14 +871,8 @@ impl<'a, 'w> WindowContext<'a, 'w> {
self.window.root_view = Some(root_view);
let scene = self.window.scene_builder.build();
- self.run_on_main(|cx| {
- cx.window
- .platform_window
- .borrow_on_main_thread()
- .draw(scene);
- cx.window.dirty = false;
- })
- .detach();
+ self.window.platform_window.draw(scene);
+ self.window.dirty = false;
}
fn start_frame(&mut self) {
@@ -1246,7 +1205,7 @@ impl Context for WindowContext<'_, '_> {
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
) -> Model<T>
where
- T: 'static + Send,
+ T: 'static,
{
let slot = self.app.entities.reserve();
let model = build_model(&mut ModelContext::mutable(&mut *self.app, slot.downgrade()));
@@ -1276,7 +1235,7 @@ impl VisualContext for WindowContext<'_, '_> {
build_view_state: impl FnOnce(&mut Self::ViewContext<'_, '_, V>) -> V,
) -> Self::Result<View<V>>
where
- V: 'static + Send,
+ V: 'static,
{
let slot = self.app.entities.reserve();
let view = View {
@@ -1422,7 +1381,7 @@ pub trait BorrowWindow: BorrowMut<Window> + BorrowMut<AppContext> {
f: impl FnOnce(Option<S>, &mut Self) -> (R, S),
) -> R
where
- S: 'static + Send,
+ S: 'static,
{
self.with_element_id(id, |global_id, cx| {
if let Some(any) = cx
@@ -1460,7 +1419,7 @@ pub trait BorrowWindow: BorrowMut<Window> + BorrowMut<AppContext> {
f: impl FnOnce(Option<S>, &mut Self) -> (R, S),
) -> R
where
- S: 'static + Send,
+ S: 'static,
{
if let Some(element_id) = element_id {
self.with_element_state(element_id, f)
@@ -1772,30 +1731,13 @@ impl<'a, 'w, V: 'static> ViewContext<'a, 'w, V> {
result
}
- pub fn run_on_main<R>(
- &mut self,
- view: &mut V,
- f: impl FnOnce(&mut V, &mut MainThread<ViewContext<'_, '_, V>>) -> R + Send + 'static,
- ) -> Task<Result<R>>
- where
- R: Send + 'static,
- {
- if self.executor.is_main_thread() {
- let cx = unsafe { mem::transmute::<&mut Self, &mut MainThread<Self>>(self) };
- Task::ready(Ok(f(view, cx)))
- } else {
- let view = self.view().upgrade().unwrap();
- self.window_cx.run_on_main(move |cx| view.update(cx, f))
- }
- }
-
pub fn spawn<Fut, R>(
&mut self,
- f: impl FnOnce(WeakView<V>, AsyncWindowContext) -> Fut + Send + 'static,
+ f: impl FnOnce(WeakView<V>, AsyncWindowContext) -> Fut,
) -> Task<R>
where
- R: Send + 'static,
- Fut: Future<Output = R> + Send + 'static,
+ R: 'static,
+ Fut: Future<Output = R> + 'static,
{
let view = self.view();
self.window_cx.spawn(move |_, cx| {
@@ -1833,7 +1775,7 @@ impl<'a, 'w, V: 'static> ViewContext<'a, 'w, V> {
pub fn on_mouse_event<Event: 'static>(
&mut self,
- handler: impl Fn(&mut V, &Event, DispatchPhase, &mut ViewContext<V>) + Send + 'static,
+ handler: impl Fn(&mut V, &Event, DispatchPhase, &mut ViewContext<V>) + 'static,
) {
let handle = self.view().upgrade().unwrap();
self.window_cx.on_mouse_event(move |event, phase, cx| {
@@ -1862,13 +1804,10 @@ impl<'a, 'w, V> Context for ViewContext<'a, 'w, V> {
type ModelContext<'b, U> = ModelContext<'b, U>;
type Result<U> = U;
- fn build_model<T>(
+ fn build_model<T: 'static>(
&mut self,
build_model: impl FnOnce(&mut Self::ModelContext<'_, T>) -> T,
- ) -> Model<T>
- where
- T: 'static + Send,
- {
+ ) -> Model<T> {
self.window_cx.build_model(build_model)
}
@@ -1884,7 +1823,7 @@ impl<'a, 'w, V> Context for ViewContext<'a, 'w, V> {
impl<V: 'static> VisualContext for ViewContext<'_, '_, V> {
type ViewContext<'a, 'w, V2> = ViewContext<'a, 'w, V2>;
- fn build_view<W: 'static + Send>(
+ fn build_view<W: 'static>(
&mut self,
build_view: impl FnOnce(&mut Self::ViewContext<'_, '_, W>) -> W,
) -> Self::Result<View<W>> {
@@ -17,7 +17,7 @@ use futures::{
future::{BoxFuture, Shared},
FutureExt, TryFutureExt as _,
};
-use gpui2::{AppContext, AsyncAppContext, Executor, Task};
+use gpui2::{AppContext, AsyncAppContext, BackgroundExecutor, Task};
pub use highlight_map::HighlightMap;
use lazy_static::lazy_static;
use lsp2::{CodeActionKind, LanguageServerBinary};
@@ -631,7 +631,7 @@ pub struct LanguageRegistry {
lsp_binary_paths: Mutex<
HashMap<LanguageServerName, Shared<Task<Result<LanguageServerBinary, Arc<anyhow::Error>>>>>,
>,
- executor: Option<Executor>,
+ executor: Option<BackgroundExecutor>,
lsp_binary_status_tx: LspBinaryStatusSender,
}
@@ -680,7 +680,7 @@ impl LanguageRegistry {
Self::new(Task::ready(()))
}
- pub fn set_executor(&mut self, executor: Executor) {
+ pub fn set_executor(&mut self, executor: BackgroundExecutor) {
self.executor = Some(executor);
}
@@ -916,7 +916,7 @@ impl LanguageRegistry {
}
let servers_tx = servers_tx.clone();
- cx.executor()
+ cx.background_executor()
.spawn(async move {
if fake_server
.try_receive_notification::<lsp2::notification::Initialized>()
@@ -5,7 +5,7 @@ pub use lsp_types::*;
use anyhow::{anyhow, Context, Result};
use collections::HashMap;
use futures::{channel::oneshot, io::BufWriter, AsyncRead, AsyncWrite, FutureExt};
-use gpui2::{AsyncAppContext, Executor, Task};
+use gpui2::{AsyncAppContext, BackgroundExecutor, Task};
use parking_lot::Mutex;
use postage::{barrier, prelude::Stream};
use serde::{de::DeserializeOwned, Deserialize, Serialize};
@@ -62,7 +62,7 @@ pub struct LanguageServer {
notification_handlers: Arc<Mutex<HashMap<&'static str, NotificationHandler>>>,
response_handlers: Arc<Mutex<Option<HashMap<usize, ResponseHandler>>>>,
io_handlers: Arc<Mutex<HashMap<usize, IoHandler>>>,
- executor: Executor,
+ executor: BackgroundExecutor,
#[allow(clippy::type_complexity)]
io_tasks: Mutex<Option<(Task<Option<()>>, Task<Option<()>>)>>,
output_done_rx: Mutex<Option<barrier::Receiver>>,
@@ -248,7 +248,7 @@ impl LanguageServer {
let (stdout, stderr) = futures::join!(stdout_input_task, stderr_input_task);
stdout.or(stderr)
});
- let output_task = cx.executor().spawn({
+ let output_task = cx.background_executor().spawn({
Self::handle_output(
stdin,
outbound_rx,
@@ -269,7 +269,7 @@ impl LanguageServer {
code_action_kinds,
next_id: Default::default(),
outbound_tx,
- executor: cx.executor().clone(),
+ executor: cx.background_executor().clone(),
io_tasks: Mutex::new(Some((input_task, output_task))),
output_done_rx: Mutex::new(Some(output_done_rx)),
root_path: root_path.to_path_buf(),
@@ -670,10 +670,10 @@ impl LanguageServer {
match serde_json::from_str(params) {
Ok(params) => {
let response = f(params, cx.clone());
- cx.executor()
- .spawn_on_main({
+ cx.foreground_executor()
+ .spawn({
let outbound_tx = outbound_tx.clone();
- move || async move {
+ async move {
let response = match response.await {
Ok(result) => Response {
jsonrpc: JSON_RPC_VERSION,
@@ -769,7 +769,7 @@ impl LanguageServer {
next_id: &AtomicUsize,
response_handlers: &Mutex<Option<HashMap<usize, ResponseHandler>>>,
outbound_tx: &channel::Sender<String>,
- executor: &Executor,
+ executor: &BackgroundExecutor,
params: T::Params,
) -> impl 'static + Future<Output = anyhow::Result<T::Result>>
where
@@ -1048,7 +1048,7 @@ impl FakeLanguageServer {
let result = handler(params, cx.clone());
let responded_tx = responded_tx.clone();
async move {
- cx.executor().simulate_random_delay().await;
+ cx.background_executor().simulate_random_delay().await;
let result = result.await;
responded_tx.unbounded_send(()).ok();
result
@@ -26,8 +26,8 @@ use futures::{
};
use globset::{Glob, GlobSet, GlobSetBuilder};
use gpui2::{
- AnyModel, AppContext, AsyncAppContext, Context, Entity, EventEmitter, Executor, Model,
- ModelContext, Task, WeakModel,
+ AnyModel, AppContext, AsyncAppContext, BackgroundExecutor, Context, Entity, EventEmitter,
+ Model, ModelContext, Task, WeakModel,
};
use itertools::Itertools;
use language2::{
@@ -207,7 +207,7 @@ impl DelayedDebounced {
let previous_task = self.task.take();
self.task = Some(cx.spawn(move |project, mut cx| async move {
- let mut timer = cx.executor().timer(delay).fuse();
+ let mut timer = cx.background_executor().timer(delay).fuse();
if let Some(previous_task) = previous_task {
previous_task.await;
}
@@ -1453,7 +1453,7 @@ impl Project {
};
if client.send(initial_state).log_err().is_some() {
let client = client.clone();
- cx.executor()
+ cx.background_executor()
.spawn(async move {
let mut chunks = split_operations(operations).peekable();
while let Some(chunk) = chunks.next() {
@@ -2436,7 +2436,7 @@ impl Project {
Duration::from_secs(1);
let task = cx.spawn(move |this, mut cx| async move {
- cx.executor().timer(DISK_BASED_DIAGNOSTICS_DEBOUNCE).await;
+ cx.background_executor().timer(DISK_BASED_DIAGNOSTICS_DEBOUNCE).await;
if let Some(this) = this.upgrade() {
this.update(&mut cx, |this, cx| {
this.disk_based_diagnostics_finished(
@@ -3477,7 +3477,7 @@ impl Project {
});
const PROCESS_TIMEOUT: Duration = Duration::from_secs(5);
- let mut timeout = cx.executor().timer(PROCESS_TIMEOUT).fuse();
+ let mut timeout = cx.background_executor().timer(PROCESS_TIMEOUT).fuse();
let mut errored = false;
if let Some(mut process) = process {
@@ -5741,7 +5741,7 @@ impl Project {
async fn background_search(
unnamed_buffers: Vec<Model<Buffer>>,
opened_buffers: HashMap<Arc<Path>, (Model<Buffer>, BufferSnapshot)>,
- executor: Executor,
+ executor: BackgroundExecutor,
fs: Arc<dyn Fs>,
workers: usize,
query: SearchQuery,
@@ -6376,7 +6376,7 @@ impl Project {
let snapshot =
worktree_handle.update(&mut cx, |tree, _| tree.as_local().unwrap().snapshot())?;
let diff_bases_by_buffer = cx
- .executor()
+ .background_executor()
.spawn(async move {
future_buffers
.into_iter()
@@ -7983,7 +7983,7 @@ impl Project {
// Any incomplete buffers have open requests waiting. Request that the host sends
// creates these buffers for us again to unblock any waiting futures.
for id in incomplete_buffer_ids {
- cx.executor()
+ cx.background_executor()
.spawn(client.request(proto::OpenBufferById { project_id, id }))
.detach();
}
@@ -8438,7 +8438,7 @@ impl Project {
let fs = self.fs.clone();
cx.spawn(move |this, mut cx| async move {
let prettier_dir = match cx
- .executor()
+ .background_executor()
.spawn(Prettier::locate(
worktree_path.zip(buffer_path).map(
|(worktree_root_path, starting_path)| LocateStart {
@@ -22,7 +22,8 @@ use futures::{
use fuzzy2::CharBag;
use git::{DOT_GIT, GITIGNORE};
use gpui2::{
- AppContext, AsyncAppContext, Context, EventEmitter, Executor, Model, ModelContext, Task,
+ AppContext, AsyncAppContext, BackgroundExecutor, Context, EventEmitter, Model, ModelContext,
+ Task,
};
use language2::{
proto::{
@@ -600,7 +601,7 @@ impl LocalWorktree {
.update(&mut cx, |t, cx| t.as_local().unwrap().load(&path, cx))?
.await?;
let text_buffer = cx
- .executor()
+ .background_executor()
.spawn(async move { text::Buffer::new(0, id, contents) })
.await;
cx.build_model(|_| Buffer::build(text_buffer, diff_base, Some(Arc::new(file))))
@@ -888,7 +889,7 @@ impl LocalWorktree {
if let Some(repo) = snapshot.git_repositories.get(&*repo.work_directory) {
let repo = repo.repo_ptr.clone();
index_task = Some(
- cx.executor()
+ cx.background_executor()
.spawn(async move { repo.lock().load_index_text(&repo_path) }),
);
}
@@ -3012,7 +3013,7 @@ struct BackgroundScanner {
state: Mutex<BackgroundScannerState>,
fs: Arc<dyn Fs>,
status_updates_tx: UnboundedSender<ScanState>,
- executor: Executor,
+ executor: BackgroundExecutor,
scan_requests_rx: channel::Receiver<ScanRequest>,
path_prefixes_to_scan_rx: channel::Receiver<Arc<Path>>,
next_entry_id: Arc<AtomicUsize>,
@@ -3032,7 +3033,7 @@ impl BackgroundScanner {
next_entry_id: Arc<AtomicUsize>,
fs: Arc<dyn Fs>,
status_updates_tx: UnboundedSender<ScanState>,
- executor: Executor,
+ executor: BackgroundExecutor,
scan_requests_rx: channel::Receiver<ScanRequest>,
path_prefixes_to_scan_rx: channel::Receiver<Arc<Path>>,
) -> Self {
@@ -34,7 +34,7 @@ impl Connection {
#[cfg(any(test, feature = "test-support"))]
pub fn in_memory(
- executor: gpui2::Executor,
+ executor: gpui2::BackgroundExecutor,
) -> (Self, Self, std::sync::Arc<std::sync::atomic::AtomicBool>) {
use std::sync::{
atomic::{AtomicBool, Ordering::SeqCst},
@@ -53,7 +53,7 @@ impl Connection {
#[allow(clippy::type_complexity)]
fn channel(
killed: Arc<AtomicBool>,
- executor: gpui2::Executor,
+ executor: gpui2::BackgroundExecutor,
) -> (
Box<dyn Send + Unpin + futures::Sink<WebSocketMessage, Error = anyhow::Error>>,
Box<dyn Send + Unpin + futures::Stream<Item = Result<WebSocketMessage, anyhow::Error>>>,
@@ -342,7 +342,7 @@ impl Peer {
pub fn add_test_connection(
self: &Arc<Self>,
connection: Connection,
- executor: gpui2::Executor,
+ executor: gpui2::BackgroundExecutor,
) -> (
ConnectionId,
impl Future<Output = anyhow::Result<()>> + Send,
@@ -2,7 +2,7 @@ use crate::{settings_store::SettingsStore, Settings};
use anyhow::Result;
use fs2::Fs;
use futures::{channel::mpsc, StreamExt};
-use gpui2::{AppContext, Executor};
+use gpui2::{AppContext, BackgroundExecutor};
use std::{io::ErrorKind, path::PathBuf, str, sync::Arc, time::Duration};
use util::{paths, ResultExt};
@@ -28,7 +28,7 @@ pub fn test_settings() -> String {
}
pub fn watch_config_file(
- executor: &Executor,
+ executor: &BackgroundExecutor,
fs: Arc<dyn Fs>,
path: PathBuf,
) -> mpsc::UnboundedReceiver<String> {
@@ -336,13 +336,13 @@ mod test {
FOREIGN KEY(dock_pane) REFERENCES panes(pane_id),
FOREIGN KEY(active_pane) REFERENCES panes(pane_id)
) STRICT;
-
+
CREATE TABLE panes(
pane_id INTEGER PRIMARY KEY,
workspace_id INTEGER NOT NULL,
active INTEGER NOT NULL, -- Boolean
- FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
- ON DELETE CASCADE
+ FOREIGN KEY(workspace_id) REFERENCES workspaces(workspace_id)
+ ON DELETE CASCADE
ON UPDATE CASCADE
) STRICT;
"]
@@ -133,9 +133,9 @@ impl<'a> VimTestContext<'a> {
) -> futures::channel::mpsc::UnboundedReceiver<()>
where
T: 'static + request::Request,
- T::Params: 'static + Send,
- F: 'static + Send + FnMut(lsp::Url, T::Params, gpui::AsyncAppContext) -> Fut,
- Fut: 'static + Send + Future<Output = Result<T::Result>>,
+ T::Params: 'static,
+ F: 'static + FnMut(lsp::Url, T::Params, gpui::AsyncAppContext) -> Fut,
+ Fut: 'static + Future<Output = Result<T::Result>>,
{
self.cx.handle_request::<T, F, Fut>(handler)
}
@@ -62,20 +62,26 @@ fn main() {
log::info!("========== starting zed ==========");
let app = App::production(Arc::new(Assets));
- let installation_id = app.executor().block(installation_id()).ok();
+ let installation_id = app.background_executor().block(installation_id()).ok();
let session_id = Uuid::new_v4().to_string();
init_panic_hook(&app, installation_id.clone(), session_id.clone());
let fs = Arc::new(RealFs);
- let user_settings_file_rx =
- watch_config_file(&app.executor(), fs.clone(), paths::SETTINGS.clone());
- let _user_keymap_file_rx =
- watch_config_file(&app.executor(), fs.clone(), paths::KEYMAP.clone());
+ let user_settings_file_rx = watch_config_file(
+ &app.background_executor(),
+ fs.clone(),
+ paths::SETTINGS.clone(),
+ );
+ let _user_keymap_file_rx = watch_config_file(
+ &app.background_executor(),
+ fs.clone(),
+ paths::KEYMAP.clone(),
+ );
let login_shell_env_loaded = if stdout_is_a_pty() {
Task::ready(())
} else {
- app.executor().spawn(async {
+ app.background_executor().spawn(async {
load_login_shell_environment().await.log_err();
})
};