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x11: iterate only visuals from the matching screen

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Matěj Laitl 2024-10-28 11:41:56 +01:00 • committed by John Nunley
parent bb4aa22cf9
commit 13bb51c7e0
1 changed files with 9 additions and 6 deletions
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15
src/platform_impl/linux/x11/window.rs
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@ -511,13 +511,16 @@ impl UnownedWindow {
None => xconn.default_screen_index() as c_int, None => xconn.default_screen_index() as c_int,
}; };
// An iterator over all of the visuals combined with their depths. let screen_id_usize = usize::try_from(screen_id)
let mut all_visuals = xconn .map_err(|_| NotSupportedError::new("screen id must be non-negative"))?;
.xcb_connection() let screen = xconn.xcb_connection().setup().roots.get(screen_id_usize).ok_or(
.setup() NotSupportedError::new("requested screen id not present in server's response"),
.roots )?;
// An iterator over the visuals matching screen id combined with their depths.
let mut all_visuals = screen
.allowed_depths
.iter() .iter()
.flat_map(|root| &root.allowed_depths)
.flat_map(|depth| depth.visuals.iter().map(move |visual| (visual, depth.depth))); .flat_map(|depth| depth.visuals.iter().map(move |visual| (visual, depth.depth)));
// creating // creating