feat: simple signals implementation

examples/signals.rs

@@ -0,0 +1,41 @@
+//! Example: README.md showcase
+//!
+//! The example from the README.md.
+
+use dioxus::prelude::*;
+use dioxus_signals::{use_init_signal_rt, use_signal};
+use std::time::Duration;
+
+fn main() {
+    dioxus_desktop::launch(app);
+}
+
+fn app(cx: Scope) -> Element {
+    use_init_signal_rt(cx);
+
+    let mut count = use_signal(cx, || 0);
+    let mut running = use_signal(cx, || false);
+
+    use_coroutine(cx, |_: UnboundedReceiver<()>| async move {
+        loop {
+            if running.get() {
+                count += 1;
+            }
+            tokio::time::sleep(Duration::from_millis(100)).await;
+        }
+    });
+
+    cx.render(rsx! {
+        h1 { "High-Five counter: {count}" }
+
+        button { onclick: move |_| count += 1, "Up high!" }
+        button { onclick: move |_| count -= 1, "Down low!" }
+
+        button { onclick: move |_| running.set(!running.get()), "Start counting" }
+
+
+        if count.get() > 3 {
+            rsx! ( h2 { "Nice!" } )
+        }
+    })
+}