winit/src/platform/web.rs
Mads Marquart 3e0a544eb8
Documentation cleanup (#2328)
* Remove redundant documentation links

* Add note to README about windows not showing up on Wayland

* Fix documentation links

* Small documentation fixes

* Add note about doing stuff after StartCause::Init on macOS
2022-06-11 18:57:19 +02:00

29 lines
918 B
Rust

#![cfg(target_arch = "wasm32")]
//! The web target does not automatically insert the canvas element object into the web page, to
//! allow end users to determine how the page should be laid out. Use the [`WindowExtWebSys`] trait
//! to retrieve the canvas from the Window. Alternatively, use the [`WindowBuilderExtWebSys`] trait
//! to provide your own canvas.
use crate::window::WindowBuilder;
use web_sys::HtmlCanvasElement;
pub trait WindowExtWebSys {
fn canvas(&self) -> HtmlCanvasElement;
/// Whether the browser reports the preferred color scheme to be "dark".
fn is_dark_mode(&self) -> bool;
}
pub trait WindowBuilderExtWebSys {
fn with_canvas(self, canvas: Option<HtmlCanvasElement>) -> Self;
}
impl WindowBuilderExtWebSys for WindowBuilder {
fn with_canvas(mut self, canvas: Option<HtmlCanvasElement>) -> Self {
self.platform_specific.canvas = canvas;
self
}
}