Merge pull request #22 from hecrj/basic-renderer

Basic `wgpu` renderer

1 files changed, 12 insertions, 19 deletions

diff --git a/web/src/lib.rs b/web/src/lib.rs
index caf17df5..559a5af0 100644
--- a/web/src/lib.rs
+++ b/web/src/lib.rs
@@ -1,5 +1,4 @@
 use dodrio::bumpalo;
-use futures::Future;
 use std::cell::RefCell;
 
 mod bus;
@@ -8,16 +7,13 @@ pub mod widget;
 
 pub use bus::Bus;
 pub use element::Element;
-pub use iced_core::{Align, Color, Justify, Length};
+pub use iced_core::{Align, Background, Color, Justify, Length};
 pub use widget::*;
 
-pub trait UserInterface {
+pub trait Application {
     type Message;
 
-    fn update(
-        &mut self,
-        message: Self::Message,
-    ) -> Option<Box<dyn Future<Output = Self::Message>>>;
+    fn update(&mut self, message: Self::Message);
 
     fn view(&mut self) -> Element<Self::Message>;
 
@@ -25,37 +21,34 @@ pub trait UserInterface {
     where
         Self: 'static + Sized,
     {
+        let app = Instance::new(self);
+
         let window = web_sys::window().unwrap();
         let document = window.document().unwrap();
         let body = document.body().unwrap();
-
-        let app = Application::new(self);
-
         let vdom = dodrio::Vdom::new(&body, app);
+
         vdom.forget();
     }
 }
 
-struct Application<Message> {
-    ui: RefCell<Box<dyn UserInterface<Message = Message>>>,
+struct Instance<Message> {
+    ui: RefCell<Box<dyn Application<Message = Message>>>,
 }
 
-impl<Message> Application<Message> {
-    fn new(ui: impl UserInterface<Message = Message> + 'static) -> Self {
+impl<Message> Instance<Message> {
+    fn new(ui: impl Application<Message = Message> + 'static) -> Self {
         Self {
             ui: RefCell::new(Box::new(ui)),
         }
     }
 
     fn update(&mut self, message: Message) {
-        let mut ui = self.ui.borrow_mut();
-
-        // TODO: Resolve futures and publish resulting messages
-        let _ = ui.update(message);
+        self.ui.borrow_mut().update(message);
     }
 }
 
-impl<Message> dodrio::Render for Application<Message>
+impl<Message> dodrio::Render for Instance<Message>
 where
     Message: 'static,
 {