73 lines
1.6 KiB
Rust
73 lines
1.6 KiB
Rust
#[cfg_attr(target_arch = "wasm32", path = "web.rs")]
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#[cfg_attr(not(target_arch = "wasm32"), path = "winit.rs")]
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mod platform;
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pub use platform::*;
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pub trait Application: Sized {
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type Message: std::fmt::Debug + Send;
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fn new() -> (Self, Command<Self::Message>);
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fn title(&self) -> String;
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fn update(&mut self, message: Self::Message) -> Command<Self::Message>;
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fn view(&mut self) -> Element<Self::Message>;
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fn run()
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where
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Self: 'static + Sized,
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{
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#[cfg(not(target_arch = "wasm32"))]
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<Instance<Self> as iced_winit::Application>::run();
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#[cfg(target_arch = "wasm32")]
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iced_web::Application::run(Instance(self));
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}
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}
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struct Instance<A: Application>(A);
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#[cfg(not(target_arch = "wasm32"))]
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impl<A> iced_winit::Application for Instance<A>
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where
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A: Application,
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{
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type Renderer = Renderer;
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type Message = A::Message;
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fn new() -> (Self, Command<A::Message>) {
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let (app, command) = A::new();
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(Instance(app), command)
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}
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fn title(&self) -> String {
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self.0.title()
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}
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fn update(&mut self, message: Self::Message) -> Command<Self::Message> {
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self.0.update(message)
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}
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fn view(&mut self) -> Element<Self::Message> {
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self.0.view()
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}
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}
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#[cfg(target_arch = "wasm32")]
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impl<A> iced_web::Application for Instance<A>
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where
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A: Application,
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{
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type Message = A::Message;
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fn update(&mut self, message: Self::Message) {
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self.0.update(message);
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}
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fn view(&mut self) -> Element<Self::Message> {
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self.0.view()
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}
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}
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