input handling #17

src/demos/mod.rs

@@ -12,6 +12,9 @@ pub fn app() -> Rsx {
     });
 
     rsx! {
+        @Handler::new(|_, _: &crossterm::event::Event| {
+            panic!("idk lol");
+        });
         FlexRow {
             FlexCol {
                 @Transform::new().padding(2, 2);

src/extensions/input_handling.rs

@@ -0,0 +1,24 @@
+use crate::{extensions::Extension, prelude::Handler};
+
+pub struct InputExtension;
+
+impl Extension for InputExtension {
+    fn init(&mut self, screen: std::sync::Arc<crate::Screen>) {
+        crossterm::terminal::enable_raw_mode().unwrap();
+        std::thread::spawn(move || loop {
+            if let Ok(e) = crossterm::event::read() {
+                for widget in screen.widgets.lock().unwrap().iter() {
+                    if let Some(h) = widget.get::<Handler<crossterm::event::Event>>() {
+                        h.call(widget, &e);
+                    }
+                }
+            }
+        });
+    }
+}
+
+impl crate::extensions::Event for crossterm::event::Event {
+    fn as_any(&self) -> &dyn std::any::Any {
+        self
+    }
+}

src/extensions/mod.rs

@@ -1,8 +1,10 @@
 pub mod id;
+pub mod input_handling;
 pub mod tick;
 pub mod velocity;
 
 pub use id::*;
+pub use input_handling::*;
 pub use tick::*;
 pub use velocity::*;
 

src/main.rs

@@ -3,6 +3,7 @@ use osui::prelude::*;
 
 fn main() -> std::io::Result<()> {
     let screen = Screen::new();
+    screen.extension(InputExtension);
 
     demos::app().draw(&screen);