386 lines
18 KiB
Rust
386 lines
18 KiB
Rust
//! Convert [`winit`] types into [`iced_native`] types, and viceversa.
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//!
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//! [`winit`]: https://github.com/rust-windowing/winit
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//! [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
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use crate::{
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keyboard::{self, KeyCode, ModifiersState},
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mouse, window, Event, Mode, Point,
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};
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/// Converts a winit window event into an iced event.
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pub fn window_event(
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event: &winit::event::WindowEvent<'_>,
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scale_factor: f64,
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modifiers: winit::event::ModifiersState,
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) -> Option<Event> {
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use winit::event::WindowEvent;
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match event {
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WindowEvent::Resized(new_size) => {
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let logical_size = new_size.to_logical(scale_factor);
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Some(Event::Window(window::Event::Resized {
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width: logical_size.width,
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height: logical_size.height,
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}))
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}
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WindowEvent::ScaleFactorChanged { new_inner_size, .. } => {
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let logical_size = new_inner_size.to_logical(scale_factor);
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Some(Event::Window(window::Event::Resized {
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width: logical_size.width,
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height: logical_size.height,
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}))
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}
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WindowEvent::CursorMoved { position, .. } => {
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let position = position.to_logical::<f64>(scale_factor);
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Some(Event::Mouse(mouse::Event::CursorMoved {
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x: position.x as f32,
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y: position.y as f32,
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}))
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}
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WindowEvent::CursorEntered { .. } => {
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Some(Event::Mouse(mouse::Event::CursorEntered))
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}
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WindowEvent::CursorLeft { .. } => {
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Some(Event::Mouse(mouse::Event::CursorLeft))
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}
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WindowEvent::MouseInput { button, state, .. } => {
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let button = mouse_button(*button);
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Some(Event::Mouse(match state {
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winit::event::ElementState::Pressed => {
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mouse::Event::ButtonPressed(button)
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}
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winit::event::ElementState::Released => {
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mouse::Event::ButtonReleased(button)
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}
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}))
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}
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WindowEvent::MouseWheel { delta, .. } => match delta {
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winit::event::MouseScrollDelta::LineDelta(delta_x, delta_y) => {
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Some(Event::Mouse(mouse::Event::WheelScrolled {
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delta: mouse::ScrollDelta::Lines {
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x: *delta_x,
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y: *delta_y,
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},
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}))
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}
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winit::event::MouseScrollDelta::PixelDelta(position) => {
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Some(Event::Mouse(mouse::Event::WheelScrolled {
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delta: mouse::ScrollDelta::Pixels {
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x: position.x as f32,
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y: position.y as f32,
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},
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}))
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}
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},
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WindowEvent::ReceivedCharacter(c) if !is_private_use_character(*c) => {
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Some(Event::Keyboard(keyboard::Event::CharacterReceived(*c)))
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}
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WindowEvent::KeyboardInput {
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input:
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winit::event::KeyboardInput {
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virtual_keycode: Some(virtual_keycode),
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state,
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..
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},
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..
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} => Some(Event::Keyboard({
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let key_code = key_code(*virtual_keycode);
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let modifiers = modifiers_state(modifiers);
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match state {
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winit::event::ElementState::Pressed => {
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keyboard::Event::KeyPressed {
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key_code,
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modifiers,
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}
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}
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winit::event::ElementState::Released => {
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keyboard::Event::KeyReleased {
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key_code,
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modifiers,
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}
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}
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}
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})),
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WindowEvent::ModifiersChanged(new_modifiers) => Some(Event::Keyboard(
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keyboard::Event::ModifiersChanged(modifiers_state(*new_modifiers)),
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)),
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WindowEvent::HoveredFile(path) => {
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Some(Event::Window(window::Event::FileHovered(path.clone())))
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}
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WindowEvent::DroppedFile(path) => {
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Some(Event::Window(window::Event::FileDropped(path.clone())))
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}
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WindowEvent::HoveredFileCancelled => {
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Some(Event::Window(window::Event::FilesHoveredLeft))
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}
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_ => None,
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}
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}
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/// Converts a [`Mode`] to a [`winit`] fullscreen mode.
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///
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/// [`Mode`]: ../enum.Mode.html
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/// [`winit`]: https://github.com/rust-windowing/winit
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pub fn fullscreen(
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monitor: winit::monitor::MonitorHandle,
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mode: Mode,
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) -> Option<winit::window::Fullscreen> {
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match mode {
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Mode::Windowed => None,
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Mode::Fullscreen => {
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Some(winit::window::Fullscreen::Borderless(monitor))
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}
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}
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}
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/// Converts a `MouseCursor` from [`iced_native`] to a [`winit`] cursor icon.
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///
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/// [`winit`]: https://github.com/rust-windowing/winit
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/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
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pub fn mouse_interaction(
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interaction: mouse::Interaction,
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) -> winit::window::CursorIcon {
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use mouse::Interaction;
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match interaction {
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Interaction::Idle => winit::window::CursorIcon::Default,
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Interaction::Pointer => winit::window::CursorIcon::Hand,
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Interaction::Working => winit::window::CursorIcon::Progress,
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Interaction::Grab => winit::window::CursorIcon::Grab,
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Interaction::Grabbing => winit::window::CursorIcon::Grabbing,
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Interaction::Crosshair => winit::window::CursorIcon::Crosshair,
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Interaction::Text => winit::window::CursorIcon::Text,
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Interaction::ResizingHorizontally => {
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winit::window::CursorIcon::EwResize
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}
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Interaction::ResizingVertically => winit::window::CursorIcon::NsResize,
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}
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}
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/// Converts a `MouseButton` from [`winit`] to an [`iced_native`] mouse button.
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///
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/// [`winit`]: https://github.com/rust-windowing/winit
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/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
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pub fn mouse_button(mouse_button: winit::event::MouseButton) -> mouse::Button {
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match mouse_button {
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winit::event::MouseButton::Left => mouse::Button::Left,
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winit::event::MouseButton::Right => mouse::Button::Right,
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winit::event::MouseButton::Middle => mouse::Button::Middle,
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winit::event::MouseButton::Other(other) => mouse::Button::Other(other),
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}
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}
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/// Converts some `ModifiersState` from [`winit`] to an [`iced_native`]
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/// modifiers state.
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///
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/// [`winit`]: https://github.com/rust-windowing/winit
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/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
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pub fn modifiers_state(
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modifiers: winit::event::ModifiersState,
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) -> ModifiersState {
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ModifiersState {
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shift: modifiers.shift(),
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control: modifiers.ctrl(),
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alt: modifiers.alt(),
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logo: modifiers.logo(),
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}
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}
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/// Converts a physical cursor position to a logical `Point`.
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pub fn cursor_position(
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position: winit::dpi::PhysicalPosition<f64>,
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scale_factor: f64,
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) -> Point {
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let logical_position = position.to_logical(scale_factor);
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Point::new(logical_position.x, logical_position.y)
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}
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/// Converts a `VirtualKeyCode` from [`winit`] to an [`iced_native`] key code.
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///
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/// [`winit`]: https://github.com/rust-windowing/winit
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/// [`iced_native`]: https://github.com/hecrj/iced/tree/master/native
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pub fn key_code(virtual_keycode: winit::event::VirtualKeyCode) -> KeyCode {
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match virtual_keycode {
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winit::event::VirtualKeyCode::Key1 => KeyCode::Key1,
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winit::event::VirtualKeyCode::Key2 => KeyCode::Key2,
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winit::event::VirtualKeyCode::Key3 => KeyCode::Key3,
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winit::event::VirtualKeyCode::Key4 => KeyCode::Key4,
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winit::event::VirtualKeyCode::Key5 => KeyCode::Key5,
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winit::event::VirtualKeyCode::Key6 => KeyCode::Key6,
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winit::event::VirtualKeyCode::Key7 => KeyCode::Key7,
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winit::event::VirtualKeyCode::Key8 => KeyCode::Key8,
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winit::event::VirtualKeyCode::Key9 => KeyCode::Key9,
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winit::event::VirtualKeyCode::Key0 => KeyCode::Key0,
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winit::event::VirtualKeyCode::A => KeyCode::A,
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winit::event::VirtualKeyCode::B => KeyCode::B,
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winit::event::VirtualKeyCode::C => KeyCode::C,
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winit::event::VirtualKeyCode::D => KeyCode::D,
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winit::event::VirtualKeyCode::E => KeyCode::E,
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winit::event::VirtualKeyCode::F => KeyCode::F,
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winit::event::VirtualKeyCode::G => KeyCode::G,
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winit::event::VirtualKeyCode::H => KeyCode::H,
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winit::event::VirtualKeyCode::I => KeyCode::I,
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winit::event::VirtualKeyCode::J => KeyCode::J,
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winit::event::VirtualKeyCode::K => KeyCode::K,
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winit::event::VirtualKeyCode::L => KeyCode::L,
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winit::event::VirtualKeyCode::M => KeyCode::M,
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winit::event::VirtualKeyCode::N => KeyCode::N,
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winit::event::VirtualKeyCode::O => KeyCode::O,
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winit::event::VirtualKeyCode::P => KeyCode::P,
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winit::event::VirtualKeyCode::Q => KeyCode::Q,
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winit::event::VirtualKeyCode::R => KeyCode::R,
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winit::event::VirtualKeyCode::S => KeyCode::S,
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winit::event::VirtualKeyCode::T => KeyCode::T,
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winit::event::VirtualKeyCode::U => KeyCode::U,
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winit::event::VirtualKeyCode::V => KeyCode::V,
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winit::event::VirtualKeyCode::W => KeyCode::W,
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winit::event::VirtualKeyCode::X => KeyCode::X,
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winit::event::VirtualKeyCode::Y => KeyCode::Y,
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winit::event::VirtualKeyCode::Z => KeyCode::Z,
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winit::event::VirtualKeyCode::Escape => KeyCode::Escape,
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winit::event::VirtualKeyCode::F1 => KeyCode::F1,
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winit::event::VirtualKeyCode::F2 => KeyCode::F2,
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winit::event::VirtualKeyCode::F3 => KeyCode::F3,
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winit::event::VirtualKeyCode::F4 => KeyCode::F4,
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winit::event::VirtualKeyCode::F5 => KeyCode::F5,
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winit::event::VirtualKeyCode::F6 => KeyCode::F6,
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winit::event::VirtualKeyCode::F7 => KeyCode::F7,
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winit::event::VirtualKeyCode::F8 => KeyCode::F8,
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winit::event::VirtualKeyCode::F9 => KeyCode::F9,
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winit::event::VirtualKeyCode::F10 => KeyCode::F10,
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winit::event::VirtualKeyCode::F11 => KeyCode::F11,
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winit::event::VirtualKeyCode::F12 => KeyCode::F12,
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winit::event::VirtualKeyCode::F13 => KeyCode::F13,
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winit::event::VirtualKeyCode::F14 => KeyCode::F14,
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winit::event::VirtualKeyCode::F15 => KeyCode::F15,
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winit::event::VirtualKeyCode::F16 => KeyCode::F16,
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winit::event::VirtualKeyCode::F17 => KeyCode::F17,
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winit::event::VirtualKeyCode::F18 => KeyCode::F18,
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winit::event::VirtualKeyCode::F19 => KeyCode::F19,
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winit::event::VirtualKeyCode::F20 => KeyCode::F20,
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winit::event::VirtualKeyCode::F21 => KeyCode::F21,
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winit::event::VirtualKeyCode::F22 => KeyCode::F22,
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winit::event::VirtualKeyCode::F23 => KeyCode::F23,
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winit::event::VirtualKeyCode::F24 => KeyCode::F24,
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winit::event::VirtualKeyCode::Snapshot => KeyCode::Snapshot,
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winit::event::VirtualKeyCode::Scroll => KeyCode::Scroll,
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winit::event::VirtualKeyCode::Pause => KeyCode::Pause,
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winit::event::VirtualKeyCode::Insert => KeyCode::Insert,
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winit::event::VirtualKeyCode::Home => KeyCode::Home,
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winit::event::VirtualKeyCode::Delete => KeyCode::Delete,
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winit::event::VirtualKeyCode::End => KeyCode::End,
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winit::event::VirtualKeyCode::PageDown => KeyCode::PageDown,
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winit::event::VirtualKeyCode::PageUp => KeyCode::PageUp,
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winit::event::VirtualKeyCode::Left => KeyCode::Left,
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winit::event::VirtualKeyCode::Up => KeyCode::Up,
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winit::event::VirtualKeyCode::Right => KeyCode::Right,
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winit::event::VirtualKeyCode::Down => KeyCode::Down,
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winit::event::VirtualKeyCode::Back => KeyCode::Backspace,
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winit::event::VirtualKeyCode::Return => KeyCode::Enter,
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winit::event::VirtualKeyCode::Space => KeyCode::Space,
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winit::event::VirtualKeyCode::Compose => KeyCode::Compose,
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winit::event::VirtualKeyCode::Caret => KeyCode::Caret,
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winit::event::VirtualKeyCode::Numlock => KeyCode::Numlock,
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winit::event::VirtualKeyCode::Numpad0 => KeyCode::Numpad0,
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winit::event::VirtualKeyCode::Numpad1 => KeyCode::Numpad1,
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winit::event::VirtualKeyCode::Numpad2 => KeyCode::Numpad2,
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winit::event::VirtualKeyCode::Numpad3 => KeyCode::Numpad3,
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winit::event::VirtualKeyCode::Numpad4 => KeyCode::Numpad4,
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winit::event::VirtualKeyCode::Numpad5 => KeyCode::Numpad5,
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winit::event::VirtualKeyCode::Numpad6 => KeyCode::Numpad6,
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winit::event::VirtualKeyCode::Numpad7 => KeyCode::Numpad7,
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winit::event::VirtualKeyCode::Numpad8 => KeyCode::Numpad8,
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winit::event::VirtualKeyCode::Numpad9 => KeyCode::Numpad9,
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winit::event::VirtualKeyCode::AbntC1 => KeyCode::AbntC1,
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winit::event::VirtualKeyCode::AbntC2 => KeyCode::AbntC2,
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winit::event::VirtualKeyCode::Add => KeyCode::Add,
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winit::event::VirtualKeyCode::Apostrophe => KeyCode::Apostrophe,
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winit::event::VirtualKeyCode::Apps => KeyCode::Apps,
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winit::event::VirtualKeyCode::At => KeyCode::At,
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winit::event::VirtualKeyCode::Ax => KeyCode::Ax,
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winit::event::VirtualKeyCode::Backslash => KeyCode::Backslash,
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winit::event::VirtualKeyCode::Calculator => KeyCode::Calculator,
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winit::event::VirtualKeyCode::Capital => KeyCode::Capital,
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winit::event::VirtualKeyCode::Colon => KeyCode::Colon,
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winit::event::VirtualKeyCode::Comma => KeyCode::Comma,
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winit::event::VirtualKeyCode::Convert => KeyCode::Convert,
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winit::event::VirtualKeyCode::Decimal => KeyCode::Decimal,
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winit::event::VirtualKeyCode::Divide => KeyCode::Divide,
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winit::event::VirtualKeyCode::Equals => KeyCode::Equals,
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winit::event::VirtualKeyCode::Grave => KeyCode::Grave,
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winit::event::VirtualKeyCode::Kana => KeyCode::Kana,
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winit::event::VirtualKeyCode::Kanji => KeyCode::Kanji,
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winit::event::VirtualKeyCode::LAlt => KeyCode::LAlt,
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winit::event::VirtualKeyCode::LBracket => KeyCode::LBracket,
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winit::event::VirtualKeyCode::LControl => KeyCode::LControl,
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winit::event::VirtualKeyCode::LShift => KeyCode::LShift,
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winit::event::VirtualKeyCode::LWin => KeyCode::LWin,
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winit::event::VirtualKeyCode::Mail => KeyCode::Mail,
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winit::event::VirtualKeyCode::MediaSelect => KeyCode::MediaSelect,
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winit::event::VirtualKeyCode::MediaStop => KeyCode::MediaStop,
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winit::event::VirtualKeyCode::Minus => KeyCode::Minus,
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winit::event::VirtualKeyCode::Multiply => KeyCode::Multiply,
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winit::event::VirtualKeyCode::Mute => KeyCode::Mute,
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winit::event::VirtualKeyCode::MyComputer => KeyCode::MyComputer,
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winit::event::VirtualKeyCode::NavigateForward => {
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KeyCode::NavigateForward
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}
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winit::event::VirtualKeyCode::NavigateBackward => {
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KeyCode::NavigateBackward
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}
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winit::event::VirtualKeyCode::NextTrack => KeyCode::NextTrack,
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winit::event::VirtualKeyCode::NoConvert => KeyCode::NoConvert,
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winit::event::VirtualKeyCode::NumpadComma => KeyCode::NumpadComma,
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winit::event::VirtualKeyCode::NumpadEnter => KeyCode::NumpadEnter,
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winit::event::VirtualKeyCode::NumpadEquals => KeyCode::NumpadEquals,
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winit::event::VirtualKeyCode::OEM102 => KeyCode::OEM102,
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winit::event::VirtualKeyCode::Period => KeyCode::Period,
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winit::event::VirtualKeyCode::PlayPause => KeyCode::PlayPause,
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winit::event::VirtualKeyCode::Power => KeyCode::Power,
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winit::event::VirtualKeyCode::PrevTrack => KeyCode::PrevTrack,
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winit::event::VirtualKeyCode::RAlt => KeyCode::RAlt,
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winit::event::VirtualKeyCode::RBracket => KeyCode::RBracket,
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winit::event::VirtualKeyCode::RControl => KeyCode::RControl,
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winit::event::VirtualKeyCode::RShift => KeyCode::RShift,
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winit::event::VirtualKeyCode::RWin => KeyCode::RWin,
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winit::event::VirtualKeyCode::Semicolon => KeyCode::Semicolon,
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winit::event::VirtualKeyCode::Slash => KeyCode::Slash,
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winit::event::VirtualKeyCode::Sleep => KeyCode::Sleep,
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winit::event::VirtualKeyCode::Stop => KeyCode::Stop,
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winit::event::VirtualKeyCode::Subtract => KeyCode::Subtract,
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winit::event::VirtualKeyCode::Sysrq => KeyCode::Sysrq,
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winit::event::VirtualKeyCode::Tab => KeyCode::Tab,
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winit::event::VirtualKeyCode::Underline => KeyCode::Underline,
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winit::event::VirtualKeyCode::Unlabeled => KeyCode::Unlabeled,
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winit::event::VirtualKeyCode::VolumeDown => KeyCode::VolumeDown,
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winit::event::VirtualKeyCode::VolumeUp => KeyCode::VolumeUp,
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winit::event::VirtualKeyCode::Wake => KeyCode::Wake,
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winit::event::VirtualKeyCode::WebBack => KeyCode::WebBack,
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winit::event::VirtualKeyCode::WebFavorites => KeyCode::WebFavorites,
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winit::event::VirtualKeyCode::WebForward => KeyCode::WebForward,
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winit::event::VirtualKeyCode::WebHome => KeyCode::WebHome,
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winit::event::VirtualKeyCode::WebRefresh => KeyCode::WebRefresh,
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winit::event::VirtualKeyCode::WebSearch => KeyCode::WebSearch,
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winit::event::VirtualKeyCode::WebStop => KeyCode::WebStop,
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winit::event::VirtualKeyCode::Yen => KeyCode::Yen,
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winit::event::VirtualKeyCode::Copy => KeyCode::Copy,
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winit::event::VirtualKeyCode::Paste => KeyCode::Paste,
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winit::event::VirtualKeyCode::Cut => KeyCode::Cut,
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}
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}
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// As defined in: http://www.unicode.org/faq/private_use.html
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pub(crate) fn is_private_use_character(c: char) -> bool {
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match c {
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'\u{E000}'..='\u{F8FF}'
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| '\u{F0000}'..='\u{FFFFD}'
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| '\u{100000}'..='\u{10FFFD}' => true,
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_ => false,
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}
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}
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