use ;
/// A wrapper over [`RawWindowHandle`] and [`RawDisplayHandle`] that allows us to safely pass it across threads.
///
/// Depending on the platform, the underlying pointer-containing handle cannot be used on all threads,
/// and so we cannot simply make it (or any type that has a safe operation to get a [`RawWindowHandle`] or [`RawDisplayHandle`])
/// thread-safe.
// SAFETY: [`RawHandleWrapper`] is just a normal "raw pointer", which doesn't impl Send/Sync. However the pointer is only
// exposed via an unsafe method that forces the user to make a call for a given platform. (ex: some platforms don't
// support doing window operations off of the main thread).
// A recommendation for this pattern (and more context) is available here:
// https://github.com/rust-windowing/raw-window-handle/issues/59
unsafe
unsafe
/// A [`RawHandleWrapper`] that cannot be sent across threads.
///
/// This safely exposes [`RawWindowHandle`] and [`RawDisplayHandle`], but care must be taken to ensure that the construction itself is correct.
///
/// This can only be constructed via the [`RawHandleWrapper::get_handle()`] method;
/// be sure to read the safety docs there about platform-specific limitations.
/// In many cases, this should only be constructed on the main thread.
;
// SAFETY: the caller has validated that this is a valid context to get [`RawHandleWrapper`]
// as otherwise an instance of this type could not have been constructed
// NOTE: we cannot simply impl HasRawWindowHandle for RawHandleWrapper,
// as the `raw_window_handle` method is safe. We cannot guarantee that all calls
// of this method are correct (as it may be off the main thread on an incompatible platform),
// and so exposing a safe method to get a [`RawWindowHandle`] directly would be UB.
unsafe
// SAFETY: the caller has validated that this is a valid context to get [`RawDisplayHandle`]
// as otherwise an instance of this type could not have been constructed
// NOTE: we cannot simply impl HasRawDisplayHandle for RawHandleWrapper,
// as the `raw_display_handle` method is safe. We cannot guarantee that all calls
// of this method are correct (as it may be off the main thread on an incompatible platform),
// and so exposing a safe method to get a [`RawDisplayHandle`] directly would be UB.
unsafe