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Introduce error handling in the FemtoVG and Skia renderers (#2402)

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Avoid unwrap() and expect() and instead propagate errors all the way
down to run_event_loop(), show(), and hide() in the Slint AIP.
This commit is contained in:
Simon Hausmann 2023-03-24 14:18:11 +01:00 • committed by GitHub
parent 7f95614a98
commit 8ffb5131c7
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28 changed files with 627 additions and 357 deletions
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11
internal/backends/winit/lib.rs
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@ -31,14 +31,17 @@ mod renderer {
&self,
window_builder: winit::window::WindowBuilder,
#[cfg(target_arch = "wasm32")] canvas_id: &str,
) -> Rc<winit::window::Window>;
fn hide(&self);
) -> Result<Rc<winit::window::Window>, i_slint_core::platform::PlatformError>;
fn hide(&self) -> Result<(), i_slint_core::platform::PlatformError>;
fn render(&self, size: PhysicalSize);
fn render(&self, size: PhysicalSize) -> Result<(), i_slint_core::platform::PlatformError>;
fn as_core_renderer(&self) -> &dyn i_slint_core::renderer::Renderer;
fn resize_event(&self, size: PhysicalSize);
fn resize_event(
&self,
size: PhysicalSize,
) -> Result<(), i_slint_core::platform::PlatformError>;
#[cfg(target_arch = "wasm32")]
fn html_canvas_element(&self) -> web_sys::HtmlCanvasElement;