input handling #17

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
+    }
+}