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x11: iterate only visuals from the matching screen

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This commit is contained in:
Matěj Laitl
2024-10-28 11:41:56 +01:00
committed by Kirill Chibisov
parent 9ceb8d4144
commit b02a70e6bb
2 changed files with 12 additions and 6 deletions
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17
src/platform_impl/linux/x11/window.rs
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@@ -212,13 +212,18 @@ impl UnownedWindow {
None => xconn.default_screen_index() as c_int,
};
// An iterator over all of the visuals combined with their depths.
let mut all_visuals = xconn
.xcb_connection()
.setup()
.roots
let screen = {
let screen_id_usize = usize::try_from(screen_id)
.map_err(|_| os_error!(OsError::Misc("screen id must be non-negative")))?;
xconn.xcb_connection().setup().roots.get(screen_id_usize).ok_or(os_error!(
OsError::Misc("requested screen id not present in server's response")
))?
};
// An iterator over the visuals matching screen id combined with their depths.
let mut all_visuals = screen
.allowed_depths
.iter()
.flat_map(|root| &root.allowed_depths)
.flat_map(|depth| depth.visuals.iter().map(move |visual| (visual, depth.depth)));
// creating