dioxus/examples/web/basic.rs

//! Basic example that renders a simple VNode to the browser.
use dioxus_core as dioxus;
use dioxus_core::prelude::*;
use dioxus_core_macro::*;
use dioxus_hooks::*;
use dioxus_html as dioxus_elements;

fn main() {
    // Setup logging
    wasm_logger::init(wasm_logger::Config::new(log::Level::Debug));
    console_error_panic_hook::set_once();

    // Run the app
    dioxus_web::launch(APP)
}

static APP: Component = |cx| {
    let mut count = use_state(&cx, || 3);
    let content = use_state(&cx, || String::from("h1"));
    let text_content = use_state(&cx, || String::from("Hello, world!"));

    cx.render(rsx! {
        div {
            h1 { "content val is {content}" }

            input {
                r#type: "text",
                value: "{text_content}"
                oninput: move |e| text_content.set(e.value.clone())
            }

            {(0..10).map(|_| {
                rsx!(
                    button {
                        onclick: move |_| count += 1,
                        "Click to add."
                        "Current count: {count}"
                    }
                    br {}
                )
            })}

            select {
                name: "cars"
                id: "cars"
                value: "{content}"
                oninput: move |ev| {
                    content.set(ev.value.clone());
                    match ev.value.as_str() {
                        "h1" => count.set(0),
                        "h2" => count.set(5),
                        "h3" => count.set(10),
                        _ => {}
                    }
                },

                option { value: "h1", "h1" }
                option { value: "h2", "h2" }
                option { value: "h3", "h3" }
            }

            {render_list(cx, *count)}

            {render_bullets(cx)}

            CHILD {}
        }
    })
};

fn render_bullets(cx: Scope) -> Element {
    rsx!(cx, div {
        "bite me"
    })
}

fn render_list(cx: Scope, count: usize) -> Element {
    let items = (0..count).map(|f| {
        rsx! {
            li { "a - {f}" }
            li { "b - {f}" }
            li { "c - {f}" }
        }
    });

    rsx!(cx, ul { {items} })
}

static CHILD: Component = |cx, _| rsx!(cx, div {"hello child"});