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dioxus/docs/guide/examples/spawn.rs
2022-12-07 13:39:22 -08:00

84 lines
1.9 KiB
Rust

#![allow(non_snake_case, unused)]
use dioxus::prelude::*;
fn main() {
dioxus_desktop::launch(App);
}
fn App(cx: Scope) -> Element {
// ANCHOR: spawn
let logged_in = use_state(cx, || false);
let log_in = move |_| {
cx.spawn({
let logged_in = logged_in.to_owned();
async move {
let resp = reqwest::Client::new()
.post("http://example.com/login")
.send()
.await;
match resp {
Ok(_data) => {
println!("Login successful!");
logged_in.set(true);
}
Err(_err) => {
println!(
"Login failed - you need a login server running on localhost:8080."
)
}
}
}
});
};
cx.render(rsx! {
button {
onclick: log_in,
"Login",
}
})
// ANCHOR_END: spawn
}
pub fn Tokio(cx: Scope) -> Element {
let _ = || {
// ANCHOR: tokio
cx.spawn(async {
let _ = tokio::spawn(async {}).await;
let _ = tokio::task::spawn_local(async {
// some !Send work
})
.await;
});
// ANCHOR_END: tokio
};
cx.render(rsx!(()))
}
pub fn ToOwnedMacro(cx: Scope) -> Element {
let count = use_state(cx, || 0);
let age = use_state(cx, || 0);
let name = use_state(cx, || 0);
let description = use_state(cx, || 0);
let _ = || {
// ANCHOR: to_owned_macro
use dioxus::hooks::to_owned;
cx.spawn({
to_owned![count, age, name, description];
async move {
// ...
}
});
// ANCHOR_END: to_owned_macro
};
cx.render(rsx!(()))
}