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//! Choose your preferred executor to power your application.
pub use crate::runtime::Executor;
pub use platform::Default;
#[cfg(not(target_arch = "wasm32"))]
mod platform {
use iced_futures::{executor, futures};
#[cfg(feature = "tokio_old")]
type Executor = executor::TokioOld;
#[cfg(all(not(feature = "tokio_old"), feature = "tokio"))]
type Executor = executor::Tokio;
#[cfg(all(
not(any(feature = "tokio_old", feature = "tokio")),
feature = "async-std"
))]
type Executor = executor::AsyncStd;
#[cfg(not(any(
feature = "tokio_old",
feature = "tokio",
feature = "async-std"
)))]
type Executor = executor::ThreadPool;
/// A default cross-platform executor.
///
/// - On native platforms, it will use:
/// - `iced_futures::executor::Tokio` when the `tokio` feature is enabled.
/// - `iced_futures::executor::AsyncStd` when the `async-std` feature is
/// enabled.
/// - `iced_futures::executor::ThreadPool` otherwise.
/// - On the Web, it will use `iced_futures::executor::WasmBindgen`.
#[derive(Debug)]
pub struct Default(Executor);
impl super::Executor for Default {
fn new() -> Result<Self, futures::io::Error> {
Ok(Default(Executor::new()?))
}
fn spawn(
&self,
future: impl futures::Future<Output = ()> + Send + 'static,
) {
let _ = self.0.spawn(future);
}
fn enter<R>(&self, f: impl FnOnce() -> R) -> R {
super::Executor::enter(&self.0, f)
}
}
}
#[cfg(target_arch = "wasm32")]
mod platform {
use iced_futures::{executor::WasmBindgen, futures, Executor};
/// A default cross-platform executor.
///
/// - On native platforms, it will use:
/// - `iced_futures::executor::Tokio` when the `tokio` feature is enabled.
/// - `iced_futures::executor::AsyncStd` when the `async-std` feature is
/// enabled.
/// - `iced_futures::executor::ThreadPool` otherwise.
/// - On the Web, it will use `iced_futures::executor::WasmBindgen`.
#[derive(Debug)]
pub struct Default(WasmBindgen);
impl Executor for Default {
fn new() -> Result<Self, futures::io::Error> {
Ok(Default(WasmBindgen::new()?))
}
fn spawn(&self, future: impl futures::Future<Output = ()> + 'static) {
self.0.spawn(future);
}
fn enter<R>(&self, f: impl FnOnce() -> R) -> R {
self.0.enter(f)
}
}
}
|
