concoct 0.6.4 - Docs.rs

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Rust cross-platform reactive UI framework.

enum Event {
    Increment,
    Decrement,
}

fn counter(count: &i32) -> impl View<Web<Event>> {
    (
        Html::h1((), count.to_string()),
        once(Html::button(on("click", |_| Event::Increment), "More")),
        once(Html::button(on("click", |_| Event::Decrement), "Less")),
    )
}

fn main() {
    concoct::web::run(
        0,
        |count, event| match event {
            Event::Increment => *count += 1,
            Event::Decrement => *count -= 1,
        },
        counter,
    );
}

Features

Cross-platform components
Compile-time UI tree
Efficient view updates
Inspired by the elm and xilem architectures

Getting started

Web

Install trunk or wasm-pack (this tutorial will show serving with trunk).

cargo add concoct --features web

Create an index.html file in the crate root

<html>
    <body></body>
</html>

Create a main view and run it with Concoct

fn app(_state: &()) -> impl View<Web<()>> {
    Html::h1((), "Hello World!"),
}

fn main() {
    concoct::web::run(
        0,
        |_state, _event| {},
        app,
    );
}

trunk serve

All done! Check it out at http://localhost:8080