dioxus/examples/window_zoom.rs

use dioxus::prelude::*;
use dioxus_desktop::use_window;

fn main() {
    dioxus_desktop::launch(app);
}

fn app(cx: Scope) -> Element {
    let window = use_window(cx);
    let level = use_state(cx, || 1.0);

    cx.render(rsx! {
        input {
            r#type: "number",
            value: "{level}",
            oninput: |e| {
                let new_zoom = e.value.parse::<f64>().unwrap_or(1.0);
                level.set(new_zoom);
                window.webview.zoom(new_zoom);
            }
        }
    })
}