Merge pull request #1047 from iced-rs/revert-menus

Revert system menus support

21 files changed, 19 insertions, 673 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 4a833443..b8d244fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -73,7 +73,6 @@ members = [
     "examples/geometry",
     "examples/integration_opengl",
     "examples/integration_wgpu",
-    "examples/menu",
     "examples/pane_grid",
     "examples/pick_list",
     "examples/pokedex",
diff --git a/core/src/keyboard.rs b/core/src/keyboard.rs
index 6827a4db..4c6ca08d 100644
--- a/core/src/keyboard.rs
+++ b/core/src/keyboard.rs
@@ -1,10 +1,8 @@
 //! Listen to keyboard events.
 mod event;
-mod hotkey;
 mod key_code;
 mod modifiers;
 
 pub use event::Event;
-pub use hotkey::Hotkey;
 pub use key_code::KeyCode;
 pub use modifiers::Modifiers;
diff --git a/core/src/keyboard/hotkey.rs b/core/src/keyboard/hotkey.rs
deleted file mode 100644
index 310ef286..00000000
--- a/core/src/keyboard/hotkey.rs
+++ /dev/null
@@ -1,18 +0,0 @@
-use crate::keyboard::{KeyCode, Modifiers};
-
-/// Representation of a hotkey, consists on the combination of a [`KeyCode`] and [`Modifiers`].
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub struct Hotkey {
-    /// The key that represents this hotkey.
-    pub key: KeyCode,
-
-    /// The list of modifiers that represents this hotkey.
-    pub modifiers: Modifiers,
-}
-
-impl Hotkey {
-    /// Creates a new [`Hotkey`] with the given [`Modifiers`] and [`KeyCode`].
-    pub fn new(modifiers: Modifiers, key: KeyCode) -> Self {
-        Self { modifiers, key }
-    }
-}
diff --git a/core/src/lib.rs b/core/src/lib.rs
index a0decdab..e937264d 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -15,7 +15,6 @@
 #![forbid(unsafe_code)]
 #![forbid(rust_2018_idioms)]
 pub mod keyboard;
-pub mod menu;
 pub mod mouse;
 pub mod text;
 
@@ -35,7 +34,6 @@ pub use background::Background;
 pub use color::Color;
 pub use font::Font;
 pub use length::Length;
-pub use menu::Menu;
 pub use padding::Padding;
 pub use point::Point;
 pub use rectangle::Rectangle;
diff --git a/core/src/menu.rs b/core/src/menu.rs
deleted file mode 100644
index 8a679085..00000000
--- a/core/src/menu.rs
+++ /dev/null
@@ -1,145 +0,0 @@
-//! Build menus for your application.
-use crate::keyboard::Hotkey;
-
-/// Menu representation.
-///
-/// This can be used by `shell` implementations to create a menu.
-#[derive(Debug, Clone)]
-pub struct Menu<Message> {
-    entries: Vec<Entry<Message>>,
-}
-
-impl<Message> PartialEq for Menu<Message> {
-    fn eq(&self, other: &Self) -> bool {
-        self.entries == other.entries
-    }
-}
-
-impl<Message> Menu<Message> {
-    /// Creates an empty [`Menu`].
-    pub fn new() -> Self {
-        Self::with_entries(Vec::new())
-    }
-
-    /// Creates a new [`Menu`] with the given entries.
-    pub fn with_entries(entries: Vec<Entry<Message>>) -> Self {
-        Self { entries }
-    }
-
-    /// Returns a [`MenuEntry`] iterator.
-    pub fn iter(&self) -> impl Iterator<Item = &Entry<Message>> {
-        self.entries.iter()
-    }
-
-    /// Adds an [`Entry`] to the [`Menu`].
-    pub fn push(mut self, entry: Entry<Message>) -> Self {
-        self.entries.push(entry);
-        self
-    }
-
-    /// Maps the `Message` of the [`Menu`] using the provided function.
-    ///
-    /// This is useful to compose menus and split them into different
-    /// abstraction levels.
-    pub fn map<B>(self, f: impl Fn(Message) -> B + Copy) -> Menu<B> {
-        // TODO: Use a boxed trait to avoid reallocation of entries
-        Menu {
-            entries: self
-                .entries
-                .into_iter()
-                .map(|entry| entry.map(f))
-                .collect(),
-        }
-    }
-}
-
-/// Represents one of the possible entries used to build a [`Menu`].
-#[derive(Debug, Clone)]
-pub enum Entry<Message> {
-    /// Item for a [`Menu`]
-    Item {
-        /// The title of the item
-        title: String,
-        /// The [`Hotkey`] to activate the item, if any
-        hotkey: Option<Hotkey>,
-        /// The message generated when the item is activated
-        on_activation: Message,
-    },
-    /// Dropdown for a [`Menu`]
-    Dropdown {
-        /// Title of the dropdown
-        title: String,
-        /// The submenu of the dropdown
-        submenu: Menu<Message>,
-    },
-    /// Separator for a [`Menu`]
-    Separator,
-}
-
-impl<Message> Entry<Message> {
-    /// Creates an [`Entry::Item`].
-    pub fn item<S: Into<String>>(
-        title: S,
-        hotkey: impl Into<Option<Hotkey>>,
-        on_activation: Message,
-    ) -> Self {
-        let title = title.into();
-        let hotkey = hotkey.into();
-
-        Self::Item {
-            title,
-            hotkey,
-            on_activation,
-        }
-    }
-
-    /// Creates an [`Entry::Dropdown`].
-    pub fn dropdown<S: Into<String>>(title: S, submenu: Menu<Message>) -> Self {
-        let title = title.into();
-
-        Self::Dropdown { title, submenu }
-    }
-
-    fn map<B>(self, f: impl Fn(Message) -> B + Copy) -> Entry<B> {
-        match self {
-            Self::Item {
-                title,
-                hotkey,
-                on_activation,
-            } => Entry::Item {
-                title,
-                hotkey,
-                on_activation: f(on_activation),
-            },
-            Self::Dropdown { title, submenu } => Entry::Dropdown {
-                title,
-                submenu: submenu.map(f),
-            },
-            Self::Separator => Entry::Separator,
-        }
-    }
-}
-
-impl<Message> PartialEq for Entry<Message> {
-    fn eq(&self, other: &Self) -> bool {
-        match (self, other) {
-            (
-                Entry::Item { title, hotkey, .. },
-                Entry::Item {
-                    title: other_title,
-                    hotkey: other_hotkey,
-                    ..
-                },
-            ) => title == other_title && hotkey == other_hotkey,
-            (
-                Entry::Dropdown { title, submenu },
-                Entry::Dropdown {
-                    title: other_title,
-                    submenu: other_submenu,
-                },
-            ) => title == other_title && submenu == other_submenu,
-            (Entry::Separator, Entry::Separator) => true,
-            _ => false,
-        }
-    }
-}
diff --git a/examples/game_of_life/src/main.rs b/examples/game_of_life/src/main.rs
index 2d46634f..bc6c3708 100644
--- a/examples/game_of_life/src/main.rs
+++ b/examples/game_of_life/src/main.rs
@@ -6,7 +6,6 @@ mod style;
 use grid::Grid;
 use iced::button::{self, Button};
 use iced::executor;
-use iced::menu::{self, Menu};
 use iced::pick_list::{self, PickList};
 use iced::slider::{self, Slider};
 use iced::time;
@@ -130,13 +129,6 @@ impl Application for GameOfLife {
         }
     }
 
-    fn menu(&self) -> Menu<Message> {
-        Menu::with_entries(vec![menu::Entry::dropdown(
-            "Presets",
-            Preset::menu().map(Message::PresetPicked),
-        )])
-    }
-
     fn view(&mut self) -> Element<Message> {
         let version = self.version;
         let selected_speed = self.next_speed.unwrap_or(self.speed);
diff --git a/examples/game_of_life/src/preset.rs b/examples/game_of_life/src/preset.rs
index 1c199a72..05157b6a 100644
--- a/examples/game_of_life/src/preset.rs
+++ b/examples/game_of_life/src/preset.rs
@@ -1,5 +1,3 @@
-use iced::menu::{self, Menu};
-
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum Preset {
     Custom,
@@ -28,17 +26,6 @@ pub static ALL: &[Preset] = &[
 ];
 
 impl Preset {
-    pub fn menu() -> Menu<Self> {
-        Menu::with_entries(
-            ALL.iter()
-                .copied()
-                .map(|preset| {
-                    menu::Entry::item(preset.to_string(), None, preset)
-                })
-                .collect(),
-        )
-    }
-
     pub fn life(self) -> Vec<(isize, isize)> {
         #[rustfmt::skip]
         let cells = match self {
diff --git a/examples/menu/Cargo.toml b/examples/menu/Cargo.toml
deleted file mode 100644
index 44597734..00000000
--- a/examples/menu/Cargo.toml
+++ /dev/null
@@ -1,10 +0,0 @@
-[package]
-name = "menu"
-version = "0.1.0"
-authors = ["Héctor Ramón Jiménez <hector0193@gmail.com>"]
-edition = "2018"
-publish = false
-
-[dependencies]
-iced = { path = "../.." }
-iced_native = { path = "../../native" }
\ No newline at end of file
diff --git a/examples/menu/src/main.rs b/examples/menu/src/main.rs
deleted file mode 100644
index 810afa00..00000000
--- a/examples/menu/src/main.rs
+++ /dev/null
@@ -1,112 +0,0 @@
-use iced::menu::{self, Menu};
-use iced::{
-    executor, Application, Command, Container, Element, Length, Settings, Text,
-};
-use iced_native::keyboard::{Hotkey, KeyCode, Modifiers};
-
-pub fn main() -> iced::Result {
-    App::run(Settings::default())
-}
-
-#[derive(Debug, Default)]
-struct App {
-    selected: Option<Entry>,
-}
-
-#[derive(Debug, Clone)]
-enum Entry {
-    One,
-    Two,
-    Three,
-    A,
-    B,
-    C,
-}
-
-#[derive(Debug, Clone)]
-enum Message {
-    MenuActivated(Entry),
-}
-
-impl Application for App {
-    type Executor = executor::Default;
-    type Message = Message;
-    type Flags = ();
-
-    fn new(_flags: ()) -> (App, Command<Message>) {
-        (App::default(), Command::none())
-    }
-
-    fn title(&self) -> String {
-        String::from("Menu - Iced")
-    }
-
-    fn menu(&self) -> Menu<Message> {
-        let alt = Modifiers::ALT;
-        let ctrl_shift = Modifiers::CTRL | Modifiers::SHIFT;
-
-        Menu::with_entries(vec![
-            menu::Entry::dropdown(
-                "First",
-                Menu::with_entries(vec![
-                    menu::Entry::item(
-                        "One",
-                        Hotkey::new(alt, KeyCode::F1),
-                        Message::MenuActivated(Entry::One),
-                    ),
-                    menu::Entry::item(
-                        "Two",
-                        Hotkey::new(alt, KeyCode::F2),
-                        Message::MenuActivated(Entry::Two),
-                    ),
-                    menu::Entry::Separator,
-                    menu::Entry::item(
-                        "Three",
-                        Hotkey::new(alt, KeyCode::F3),
-                        Message::MenuActivated(Entry::Three),
-                    ),
-                ]),
-            ),
-            menu::Entry::dropdown(
-                "Second",
-                Menu::with_entries(vec![
-                    menu::Entry::item(
-                        "A",
-                        Hotkey::new(ctrl_shift, KeyCode::A),
-                        Message::MenuActivated(Entry::A),
-                    ),
-                    menu::Entry::item(
-                        "B",
-                        Hotkey::new(ctrl_shift, KeyCode::B),
-                        Message::MenuActivated(Entry::B),
-                    ),
-                    menu::Entry::Separator,
-                    menu::Entry::item(
-                        "C",
-                        Hotkey::new(ctrl_shift, KeyCode::C),
-                        Message::MenuActivated(Entry::C),
-                    ),
-                ]),
-            ),
-        ])
-    }
-
-    fn update(&mut self, message: Message) -> Command<Message> {
-        match message {
-            Message::MenuActivated(entry) => self.selected = Some(entry),
-        }
-
-        Command::none()
-    }
-
-    fn view(&mut self) -> Element<Message> {
-        Container::new(
-            Text::new(format!("Selected {:?}", self.selected)).size(48),
-        )
-        .width(Length::Fill)
-        .height(Length::Fill)
-        .center_x()
-        .center_y()
-        .into()
-    }
-}
diff --git a/glutin/Cargo.toml b/glutin/Cargo.toml
index 4300d77c..78d5fe47 100644
--- a/glutin/Cargo.toml
+++ b/glutin/Cargo.toml
@@ -16,7 +16,7 @@ debug = ["iced_winit/debug"]
 [dependencies.glutin]
 version = "0.27"
 git = "https://github.com/iced-rs/glutin"
-rev = "849352f1cb7021b7514a3104daf3e6236c915dac"
+rev = "2564d0ab87cf2ad824a2a58733aebe40dd2f29bb"
 
 [dependencies.iced_native]
 version = "0.4"
diff --git a/glutin/src/application.rs b/glutin/src/application.rs
index 936f0cce..fa2192d8 100644
--- a/glutin/src/application.rs
+++ b/glutin/src/application.rs
@@ -51,15 +51,12 @@ where
     let subscription = application.subscription();
 
     let context = {
-        let builder = settings
-            .window
-            .into_builder(
-                &application.title(),
-                application.mode(),
-                event_loop.primary_monitor(),
-                settings.id,
-            )
-            .with_menu(Some(conversion::menu(&application.menu())));
+        let builder = settings.window.into_builder(
+            &application.title(),
+            application.mode(),
+            event_loop.primary_monitor(),
+            settings.id,
+        );
 
         let context = ContextBuilder::new()
             .with_vsync(true)
@@ -332,16 +329,6 @@ async fn run_instance<A, E, C>(
                 // Maybe we can use `ControlFlow::WaitUntil` for this.
             }
             event::Event::WindowEvent {
-                event: event::WindowEvent::MenuEntryActivated(entry_id),
-                ..
-            } => {
-                if let Some(message) =
-                    conversion::menu_message(state.menu(), entry_id)
-                {
-                    messages.push(message);
-                }
-            }
-            event::Event::WindowEvent {
                 event: window_event,
                 ..
             } => {
diff --git a/native/src/lib.rs b/native/src/lib.rs
index 573be51d..cb0600e2 100644
--- a/native/src/lib.rs
+++ b/native/src/lib.rs
@@ -62,8 +62,8 @@ mod debug;
 mod debug;
 
 pub use iced_core::{
-    menu, Align, Background, Color, Font, HorizontalAlignment, Length, Menu,
-    Padding, Point, Rectangle, Size, Vector, VerticalAlignment,
+    Align, Background, Color, Font, HorizontalAlignment, Length, Padding,
+    Point, Rectangle, Size, Vector, VerticalAlignment,
 };
 pub use iced_futures::{executor, futures};
 
diff --git a/native/src/program.rs b/native/src/program.rs
index fa83c0b1..9ee72703 100644
--- a/native/src/program.rs
+++ b/native/src/program.rs
@@ -11,7 +11,7 @@ pub trait Program: Sized {
     type Renderer: Renderer;
 
     /// The type of __messages__ your [`Program`] will produce.
-    type Message: std::fmt::Debug + Clone + Send;
+    type Message: std::fmt::Debug + Send;
 
     /// Handles a __message__ and updates the state of the [`Program`].
     ///
diff --git a/src/application.rs b/src/application.rs
index 0c30a554..af04215e 100644
--- a/src/application.rs
+++ b/src/application.rs
@@ -1,5 +1,5 @@
 use crate::window;
-use crate::{Color, Command, Element, Executor, Menu, Settings, Subscription};
+use crate::{Color, Command, Element, Executor, Settings, Subscription};
 
 /// An interactive cross-platform application.
 ///
@@ -97,7 +97,7 @@ pub trait Application: Sized {
     type Executor: Executor;
 
     /// The type of __messages__ your [`Application`] will produce.
-    type Message: std::fmt::Debug + Clone + Send;
+    type Message: std::fmt::Debug + Send;
 
     /// The data needed to initialize your [`Application`].
     type Flags;
@@ -185,13 +185,6 @@ pub trait Application: Sized {
         false
     }
 
-    /// Returns the current system [`Menu`] of the [`Application`].
-    ///
-    /// By default, it returns an empty [`Menu`].
-    fn menu(&self) -> Menu<Self::Message> {
-        Menu::new()
-    }
-
     /// Runs the [`Application`].
     ///
     /// On native platforms, this method will take control of the current thread
@@ -293,10 +286,6 @@ where
     fn should_exit(&self) -> bool {
         self.0.should_exit()
     }
-
-    fn menu(&self) -> Menu<Self::Message> {
-        self.0.menu()
-    }
 }
 
 #[cfg(target_arch = "wasm32")]
diff --git a/src/lib.rs b/src/lib.rs
index e4f00c07..3d4b96f1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -246,7 +246,6 @@ pub use sandbox::Sandbox;
 pub use settings::Settings;
 
 pub use runtime::{
-    futures, menu, Align, Background, Color, Command, Font,
-    HorizontalAlignment, Length, Menu, Point, Rectangle, Size, Subscription,
-    Vector, VerticalAlignment,
+    futures, Align, Background, Color, Command, Font, HorizontalAlignment,
+    Length, Point, Rectangle, Size, Subscription, Vector, VerticalAlignment,
 };
diff --git a/src/sandbox.rs b/src/sandbox.rs
index a0bb316e..1b23196f 100644
--- a/src/sandbox.rs
+++ b/src/sandbox.rs
@@ -87,7 +87,7 @@ use crate::{
 /// ```
 pub trait Sandbox {
     /// The type of __messages__ your [`Sandbox`] will produce.
-    type Message: std::fmt::Debug + Clone + Send;
+    type Message: std::fmt::Debug + Send;
 
     /// Initializes the [`Sandbox`].
     ///
diff --git a/web/src/lib.rs b/web/src/lib.rs
index 5bbd2ee6..8cfe685b 100644
--- a/web/src/lib.rs
+++ b/web/src/lib.rs
@@ -74,8 +74,8 @@ pub use dodrio;
 pub use element::Element;
 pub use hasher::Hasher;
 pub use iced_core::{
-    keyboard, menu, mouse, Align, Background, Color, Font, HorizontalAlignment,
-    Length, Menu, Padding, Point, Rectangle, Size, Vector, VerticalAlignment,
+    keyboard, mouse, Align, Background, Color, Font, HorizontalAlignment,
+    Length, Padding, Point, Rectangle, Size, Vector, VerticalAlignment,
 };
 pub use iced_futures::{executor, futures};
 pub use subscription::Subscription;
diff --git a/winit/Cargo.toml b/winit/Cargo.toml
index 6eca624d..c5c6ef70 100644
--- a/winit/Cargo.toml
+++ b/winit/Cargo.toml
@@ -21,7 +21,7 @@ thiserror = "1.0"
 [dependencies.winit]
 version = "0.25"
 git = "https://github.com/iced-rs/winit"
-rev = "24a75a7bdc10d2dc2f520c36284618e9ae6c2568"
+rev = "44a9a6fc442fcfa3fa0dfc2d5a2f86fdf4aba10c"
 
 [dependencies.iced_native]
 version = "0.4"
diff --git a/winit/src/application.rs b/winit/src/application.rs
index 722b4757..ab9a70a0 100644
--- a/winit/src/application.rs
+++ b/winit/src/application.rs
@@ -15,7 +15,6 @@ use iced_futures::futures;
 use iced_futures::futures::channel::mpsc;
 use iced_graphics::window;
 use iced_native::program::Program;
-use iced_native::Menu;
 use iced_native::{Cache, UserInterface};
 
 use std::mem::ManuallyDrop;
@@ -100,13 +99,6 @@ pub trait Application: Program {
     fn should_exit(&self) -> bool {
         false
     }
-
-    /// Returns the current system [`Menu`] of the [`Application`].
-    ///
-    /// By default, it returns an empty [`Menu`].
-    fn menu(&self) -> Menu<Self::Message> {
-        Menu::new()
-    }
 }
 
 /// Runs an [`Application`] with an executor, compositor, and the provided
@@ -153,7 +145,6 @@ where
             event_loop.primary_monitor(),
             settings.id,
         )
-        .with_menu(Some(conversion::menu(&application.menu())))
         .build(&event_loop)
         .map_err(Error::WindowCreationFailed)?;
 
@@ -420,16 +411,6 @@ async fn run_instance<A, E, C>(
                 }
             }
             event::Event::WindowEvent {
-                event: event::WindowEvent::MenuEntryActivated(entry_id),
-                ..
-            } => {
-                if let Some(message) =
-                    conversion::menu_message(state.menu(), entry_id)
-                {
-                    messages.push(message);
-                }
-            }
-            event::Event::WindowEvent {
                 event: window_event,
                 ..
             } => {
diff --git a/winit/src/application/state.rs b/winit/src/application/state.rs
index f60f09be..b54d3aed 100644
--- a/winit/src/application/state.rs
+++ b/winit/src/application/state.rs
@@ -1,5 +1,5 @@
 use crate::conversion;
-use crate::{Application, Color, Debug, Menu, Mode, Point, Size, Viewport};
+use crate::{Application, Color, Debug, Mode, Point, Size, Viewport};
 
 use std::marker::PhantomData;
 use winit::event::{Touch, WindowEvent};
@@ -9,7 +9,6 @@ use winit::window::Window;
 #[derive(Debug, Clone)]
 pub struct State<A: Application> {
     title: String,
-    menu: Menu<A::Message>,
     mode: Mode,
     background_color: Color,
     scale_factor: f64,
@@ -24,7 +23,6 @@ impl<A: Application> State<A> {
     /// Creates a new [`State`] for the provided [`Application`] and window.
     pub fn new(application: &A, window: &Window) -> Self {
         let title = application.title();
-        let menu = application.menu();
         let mode = application.mode();
         let background_color = application.background_color();
         let scale_factor = application.scale_factor();
@@ -40,7 +38,6 @@ impl<A: Application> State<A> {
 
         Self {
             title,
-            menu,
             mode,
             background_color,
             scale_factor,
@@ -53,11 +50,6 @@ impl<A: Application> State<A> {
         }
     }
 
-    /// Returns the current [`Menu`] of the [`State`].
-    pub fn menu(&self) -> &Menu<A::Message> {
-        &self.menu
-    }
-
     /// Returns the current background [`Color`] of the [`State`].
     pub fn background_color(&self) -> Color {
         self.background_color
@@ -211,14 +203,5 @@ impl<A: Application> State<A> {
 
             self.scale_factor = new_scale_factor;
         }
-
-        // Update menu
-        let new_menu = application.menu();
-
-        if self.menu != new_menu {
-            window.set_menu(Some(conversion::menu(&new_menu)));
-
-            self.menu = new_menu;
-        }
     }
 }
diff --git a/winit/src/conversion.rs b/winit/src/conversion.rs
index 8e2dd02d..b00a095d 100644
--- a/winit/src/conversion.rs
+++ b/winit/src/conversion.rs
@@ -3,7 +3,6 @@
 //! [`winit`]: https://github.com/rust-windowing/winit
 //! [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
 use crate::keyboard;
-use crate::menu::{self, Menu};
 use crate::mouse;
 use crate::touch;
 use crate::window;
@@ -206,110 +205,6 @@ pub fn visible(mode: Mode) -> bool {
     }
 }
 
-/// Converts a `Hotkey` from [`iced_native`] to a [`winit`] Hotkey.
-///
-/// [`winit`]: https://github.com/rust-windowing/winit
-/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
-fn hotkey(hotkey: keyboard::Hotkey) -> winit::window::Hotkey {
-    use winit::event::ModifiersState;
-
-    let mut modifiers = ModifiersState::empty();
-    modifiers.set(ModifiersState::CTRL, hotkey.modifiers.control());
-    modifiers.set(ModifiersState::SHIFT, hotkey.modifiers.shift());
-    modifiers.set(ModifiersState::ALT, hotkey.modifiers.alt());
-    modifiers.set(ModifiersState::LOGO, hotkey.modifiers.logo());
-
-    winit::window::Hotkey::new(modifiers, to_virtual_keycode(hotkey.key))
-}
-
-/// Converts a `Menu` from [`iced_native`] to a [`winit`] menu.
-///
-/// [`winit`]: https://github.com/rust-windowing/winit
-/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
-pub fn menu<Message>(menu: &Menu<Message>) -> winit::window::Menu {
-    fn menu_i<Message>(
-        converted: &mut winit::window::Menu,
-        starting_id: u16,
-        menu: &Menu<Message>,
-    ) -> u16 {
-        let mut id = starting_id;
-
-        for item in menu.iter() {
-            match item {
-                menu::Entry::Item { title, hotkey, .. } => {
-                    converted.add_item(id, title, hotkey.map(self::hotkey));
-
-                    id += 1;
-                }
-                menu::Entry::Dropdown { title, submenu } => {
-                    let mut converted_submenu = winit::window::Menu::new();
-                    let n_children =
-                        menu_i(&mut converted_submenu, id, submenu);
-
-                    converted.add_dropdown(title, converted_submenu);
-
-                    id += n_children;
-                }
-                menu::Entry::Separator => {
-                    converted.add_separator();
-                }
-            }
-        }
-
-        id - starting_id
-    }
-
-    let mut converted = winit::window::Menu::default();
-    let _ = menu_i(&mut converted, 0, menu);
-
-    converted
-}
-
-/// Given a [`Menu`] and an identifier of a [`menu::Entry`], it returns the
-/// `Message` that should be produced when that entry is activated.
-pub fn menu_message<Message>(menu: &Menu<Message>, id: u16) -> Option<Message>
-where
-    Message: Clone,
-{
-    fn find_message<Message>(
-        target: u16,
-        starting_id: u16,
-        menu: &Menu<Message>,
-    ) -> Result<Message, u16>
-    where
-        Message: Clone,
-    {
-        let mut id = starting_id;
-
-        for entry in menu.iter() {
-            match entry {
-                menu::Entry::Item { on_activation, .. } => {
-                    if id == target {
-                        return Ok(on_activation.clone());
-                    }
-
-                    id += 1;
-                }
-                menu::Entry::Dropdown { submenu, .. } => {
-                    match find_message(target, id, submenu) {
-                        Ok(message) => {
-                            return Ok(message);
-                        }
-                        Err(n_children) => {
-                            id += n_children;
-                        }
-                    }
-                }
-                menu::Entry::Separator => {}
-            }
-        }
-
-        Err(id - starting_id)
-    }
-
-    find_message(id, 0, menu).ok()
-}
-
 /// Converts a `MouseCursor` from [`iced_native`] to a [`winit`] cursor icon.
 ///
 /// [`winit`]: https://github.com/rust-windowing/winit
@@ -408,183 +303,6 @@ pub fn touch_event(
     }
 }
 
-/// Converts a `KeyCode` from [`iced_native`] to an [`winit`] key code.
-///
-/// [`winit`]: https://github.com/rust-windowing/winit
-/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
-fn to_virtual_keycode(
-    keycode: keyboard::KeyCode,
-) -> winit::event::VirtualKeyCode {
-    use keyboard::KeyCode;
-    use winit::event::VirtualKeyCode;
-
-    match keycode {
-        KeyCode::Key1 => VirtualKeyCode::Key1,
-        KeyCode::Key2 => VirtualKeyCode::Key2,
-        KeyCode::Key3 => VirtualKeyCode::Key3,
-        KeyCode::Key4 => VirtualKeyCode::Key4,
-        KeyCode::Key5 => VirtualKeyCode::Key5,
-        KeyCode::Key6 => VirtualKeyCode::Key6,
-        KeyCode::Key7 => VirtualKeyCode::Key7,
-        KeyCode::Key8 => VirtualKeyCode::Key8,
-        KeyCode::Key9 => VirtualKeyCode::Key9,
-        KeyCode::Key0 => VirtualKeyCode::Key0,
-        KeyCode::A => VirtualKeyCode::A,
-        KeyCode::B => VirtualKeyCode::B,
-        KeyCode::C => VirtualKeyCode::C,
-        KeyCode::D => VirtualKeyCode::D,
-        KeyCode::E => VirtualKeyCode::E,
-        KeyCode::F => VirtualKeyCode::F,
-        KeyCode::G => VirtualKeyCode::G,
-        KeyCode::H => VirtualKeyCode::H,
-        KeyCode::I => VirtualKeyCode::I,
-        KeyCode::J => VirtualKeyCode::J,
-        KeyCode::K => VirtualKeyCode::K,
-        KeyCode::L => VirtualKeyCode::L,
-        KeyCode::M => VirtualKeyCode::M,
-        KeyCode::N => VirtualKeyCode::N,
-        KeyCode::O => VirtualKeyCode::O,
-        KeyCode::P => VirtualKeyCode::P,
-        KeyCode::Q => VirtualKeyCode::Q,
-        KeyCode::R => VirtualKeyCode::R,
-        KeyCode::S => VirtualKeyCode::S,
-        KeyCode::T => VirtualKeyCode::T,
-        KeyCode::U => VirtualKeyCode::U,
-        KeyCode::V => VirtualKeyCode::V,
-        KeyCode::W => VirtualKeyCode::W,
-        KeyCode::X => VirtualKeyCode::X,
-        KeyCode::Y => VirtualKeyCode::Y,
-        KeyCode::Z => VirtualKeyCode::Z,
-        KeyCode::Escape => VirtualKeyCode::Escape,
-        KeyCode::F1 => VirtualKeyCode::F1,
-        KeyCode::F2 => VirtualKeyCode::F2,
-        KeyCode::F3 => VirtualKeyCode::F3,
-        KeyCode::F4 => VirtualKeyCode::F4,
-        KeyCode::F5 => VirtualKeyCode::F5,
-        KeyCode::F6 => VirtualKeyCode::F6,
-        KeyCode::F7 => VirtualKeyCode::F7,
-        KeyCode::F8 => VirtualKeyCode::F8,
-        KeyCode::F9 => VirtualKeyCode::F9,
-        KeyCode::F10 => VirtualKeyCode::F10,
-        KeyCode::F11 => VirtualKeyCode::F11,
-        KeyCode::F12 => VirtualKeyCode::F12,
-        KeyCode::F13 => VirtualKeyCode::F13,
-        KeyCode::F14 => VirtualKeyCode::F14,
-        KeyCode::F15 => VirtualKeyCode::F15,
-        KeyCode::F16 => VirtualKeyCode::F16,
-        KeyCode::F17 => VirtualKeyCode::F17,
-        KeyCode::F18 => VirtualKeyCode::F18,
-        KeyCode::F19 => VirtualKeyCode::F19,
-        KeyCode::F20 => VirtualKeyCode::F20,
-        KeyCode::F21 => VirtualKeyCode::F21,
-        KeyCode::F22 => VirtualKeyCode::F22,
-        KeyCode::F23 => VirtualKeyCode::F23,
-        KeyCode::F24 => VirtualKeyCode::F24,
-        KeyCode::Snapshot => VirtualKeyCode::Snapshot,
-        KeyCode::Scroll => VirtualKeyCode::Scroll,
-        KeyCode::Pause => VirtualKeyCode::Pause,
-        KeyCode::Insert => VirtualKeyCode::Insert,
-        KeyCode::Home => VirtualKeyCode::Home,
-        KeyCode::Delete => VirtualKeyCode::Delete,
-        KeyCode::End => VirtualKeyCode::End,
-        KeyCode::PageDown => VirtualKeyCode::PageDown,
-        KeyCode::PageUp => VirtualKeyCode::PageUp,
-        KeyCode::Left => VirtualKeyCode::Left,
-        KeyCode::Up => VirtualKeyCode::Up,
-        KeyCode::Right => VirtualKeyCode::Right,
-        KeyCode::Down => VirtualKeyCode::Down,
-        KeyCode::Backspace => VirtualKeyCode::Back,
-        KeyCode::Enter => VirtualKeyCode::Return,
-        KeyCode::Space => VirtualKeyCode::Space,
-        KeyCode::Compose => VirtualKeyCode::Compose,
-        KeyCode::Caret => VirtualKeyCode::Caret,
-        KeyCode::Numlock => VirtualKeyCode::Numlock,
-        KeyCode::Numpad0 => VirtualKeyCode::Numpad0,
-        KeyCode::Numpad1 => VirtualKeyCode::Numpad1,
-        KeyCode::Numpad2 => VirtualKeyCode::Numpad2,
-        KeyCode::Numpad3 => VirtualKeyCode::Numpad3,
-        KeyCode::Numpad4 => VirtualKeyCode::Numpad4,
-        KeyCode::Numpad5 => VirtualKeyCode::Numpad5,
-        KeyCode::Numpad6 => VirtualKeyCode::Numpad6,
-        KeyCode::Numpad7 => VirtualKeyCode::Numpad7,
-        KeyCode::Numpad8 => VirtualKeyCode::Numpad8,
-        KeyCode::Numpad9 => VirtualKeyCode::Numpad9,
-        KeyCode::AbntC1 => VirtualKeyCode::AbntC1,
-        KeyCode::AbntC2 => VirtualKeyCode::AbntC2,
-        KeyCode::NumpadAdd => VirtualKeyCode::NumpadAdd,
-        KeyCode::Plus => VirtualKeyCode::Plus,
-        KeyCode::Apostrophe => VirtualKeyCode::Apostrophe,
-        KeyCode::Apps => VirtualKeyCode::Apps,
-        KeyCode::At => VirtualKeyCode::At,
-        KeyCode::Ax => VirtualKeyCode::Ax,
-        KeyCode::Backslash => VirtualKeyCode::Backslash,
-        KeyCode::Calculator => VirtualKeyCode::Calculator,
-        KeyCode::Capital => VirtualKeyCode::Capital,
-        KeyCode::Colon => VirtualKeyCode::Colon,
-        KeyCode::Comma => VirtualKeyCode::Comma,
-        KeyCode::Convert => VirtualKeyCode::Convert,
-        KeyCode::NumpadDecimal => VirtualKeyCode::NumpadDecimal,
-        KeyCode::NumpadDivide => VirtualKeyCode::NumpadDivide,
-        KeyCode::Equals => VirtualKeyCode::Equals,
-        KeyCode::Grave => VirtualKeyCode::Grave,
-        KeyCode::Kana => VirtualKeyCode::Kana,
-        KeyCode::Kanji => VirtualKeyCode::Kanji,
-        KeyCode::LAlt => VirtualKeyCode::LAlt,
-        KeyCode::LBracket => VirtualKeyCode::LBracket,
-        KeyCode::LControl => VirtualKeyCode::LControl,
-        KeyCode::LShift => VirtualKeyCode::LShift,
-        KeyCode::LWin => VirtualKeyCode::LWin,
-        KeyCode::Mail => VirtualKeyCode::Mail,
-        KeyCode::MediaSelect => VirtualKeyCode::MediaSelect,
-        KeyCode::MediaStop => VirtualKeyCode::MediaStop,
-        KeyCode::Minus => VirtualKeyCode::Minus,
-        KeyCode::NumpadMultiply => VirtualKeyCode::NumpadMultiply,
-        KeyCode::Mute => VirtualKeyCode::Mute,
-        KeyCode::MyComputer => VirtualKeyCode::MyComputer,
-        KeyCode::NavigateForward => VirtualKeyCode::NavigateForward,
-        KeyCode::NavigateBackward => VirtualKeyCode::NavigateBackward,
-        KeyCode::NextTrack => VirtualKeyCode::NextTrack,
-        KeyCode::NoConvert => VirtualKeyCode::NoConvert,
-        KeyCode::NumpadComma => VirtualKeyCode::NumpadComma,
-        KeyCode::NumpadEnter => VirtualKeyCode::NumpadEnter,
-        KeyCode::NumpadEquals => VirtualKeyCode::NumpadEquals,
-        KeyCode::OEM102 => VirtualKeyCode::OEM102,
-        KeyCode::Period => VirtualKeyCode::Period,
-        KeyCode::PlayPause => VirtualKeyCode::PlayPause,
-        KeyCode::Power => VirtualKeyCode::Power,
-        KeyCode::PrevTrack => VirtualKeyCode::PrevTrack,
-        KeyCode::RAlt => VirtualKeyCode::RAlt,
-        KeyCode::RBracket => VirtualKeyCode::RBracket,
-        KeyCode::RControl => VirtualKeyCode::RControl,
-        KeyCode::RShift => VirtualKeyCode::RShift,
-        KeyCode::RWin => VirtualKeyCode::RWin,
-        KeyCode::Semicolon => VirtualKeyCode::Semicolon,
-        KeyCode::Slash => VirtualKeyCode::Slash,
-        KeyCode::Sleep => VirtualKeyCode::Sleep,
-        KeyCode::Stop => VirtualKeyCode::Stop,
-        KeyCode::NumpadSubtract => VirtualKeyCode::NumpadSubtract,
-        KeyCode::Sysrq => VirtualKeyCode::Sysrq,
-        KeyCode::Tab => VirtualKeyCode::Tab,
-        KeyCode::Underline => VirtualKeyCode::Underline,
-        KeyCode::Unlabeled => VirtualKeyCode::Unlabeled,
-        KeyCode::VolumeDown => VirtualKeyCode::VolumeDown,
-        KeyCode::VolumeUp => VirtualKeyCode::VolumeUp,
-        KeyCode::Wake => VirtualKeyCode::Wake,
-        KeyCode::WebBack => VirtualKeyCode::WebBack,
-        KeyCode::WebFavorites => VirtualKeyCode::WebFavorites,
-        KeyCode::WebForward => VirtualKeyCode::WebForward,
-        KeyCode::WebHome => VirtualKeyCode::WebHome,
-        KeyCode::WebRefresh => VirtualKeyCode::WebRefresh,
-        KeyCode::WebSearch => VirtualKeyCode::WebSearch,
-        KeyCode::WebStop => VirtualKeyCode::WebStop,
-        KeyCode::Yen => VirtualKeyCode::Yen,
-        KeyCode::Copy => VirtualKeyCode::Copy,
-        KeyCode::Paste => VirtualKeyCode::Paste,
-        KeyCode::Cut => VirtualKeyCode::Cut,
-        KeyCode::Asterisk => VirtualKeyCode::Asterisk,
-    }
-}
-
 /// Converts a `VirtualKeyCode` from [`winit`] to an [`iced_native`] key code.
 ///
 /// [`winit`]: https://github.com/rust-windowing/winit