inset-embedder-default 0.3.0

Default host for Inset: winit on native, canvas WebGPU on wasm
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//! The stock host: winit on native, the canvas WebGPU host on wasm.
//!
//! An application depends on this crate instead of picking an embedder and
//! repeating target-cfg dependencies. `DefaultEmbedder::run` is the same
//! closure on both.

use inset_embedder::EmbedderClient;

#[cfg(not(target_arch = "wasm32"))]
pub use inset_embedder_winit::ImplicitViewConfig;

/// Runs the application on this target's host.
#[derive(Default)]
pub struct DefaultEmbedder {
    #[cfg(not(target_arch = "wasm32"))]
    inner: inset_embedder_winit::WinitEmbedder,
    #[cfg(target_arch = "wasm32")]
    inner: inset_embedder_web::WebEmbedder,
}

impl DefaultEmbedder {
    /// Native implicit window. Ignored on wasm, where the page supplies the canvas.
    #[cfg(not(target_arch = "wasm32"))]
    pub fn implicit_view(mut self, config: Option<ImplicitViewConfig>) -> DefaultEmbedder {
        self.inner.implicit_view = config;
        self
    }

    /// Canvas element id. Ignored on native.
    #[cfg(target_arch = "wasm32")]
    pub fn canvas_id(mut self, id: impl Into<String>) -> DefaultEmbedder {
        self.inner = self.inner.canvas_id(id);
        self
    }

    /// Starts the host loop. `start` runs once the implicit view exists (native)
    /// or the canvas GPU is ready (wasm).
    pub fn run<C: EmbedderClient + 'static>(
        self,
        start: impl FnOnce(inset_embedder::PlatformRef) -> C + 'static,
    ) {
        self.inner.run(start);
    }
}