Initial menu implementation

src/application.rs

@@ -1,6 +1,6 @@
 use crate::window;
 use crate::{
-    Clipboard, Color, Command, Element, Executor, Settings, Subscription,
+    Clipboard, Color, Command, Element, Executor, Menu, Settings, Subscription,
 };
 
 /// An interactive cross-platform application.
@@ -191,6 +191,11 @@ pub trait Application: Sized {
         false
     }
 
+    /// TODO
+    fn menu(&self) -> Menu<Self::Message> {
+        Menu::new()
+    }
+
     /// Runs the [`Application`].
     ///
     /// On native platforms, this method will take control of the current thread
@@ -296,6 +301,10 @@ where
     fn should_exit(&self) -> bool {
         self.0.should_exit()
     }
+
+    fn menu(&self) -> Menu<Self::Message> {
+        self.0.menu()
+    }
 }
 
 #[cfg(target_arch = "wasm32")]

src/lib.rs

@@ -246,6 +246,6 @@ pub use settings::Settings;
 
 pub use runtime::{
     futures, Align, Background, Clipboard, Color, Command, Font,
-    HorizontalAlignment, Length, Point, Rectangle, Size, Subscription, Vector,
-    VerticalAlignment,
+    HorizontalAlignment, Length, Menu, Point, Rectangle, Size, Subscription,
+    Vector, VerticalAlignment,
 };