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Desktop: Have CEF use Wayland if available #2945

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Merged
Keavon merged 3 commits into from
Jul 28, 2025
Merged

Desktop: Have CEF use Wayland if available #2945

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d3023f5
tell cef to use wayland if available
timon-schelling Jul 26, 2025
54894c5
Merge branch 'master' into desktop-tell-cef-to-use-wayland-if-available
timon-schelling Jul 28, 2025
4d61859
Merge branch 'master' into desktop-tell-cef-to-use-wayland-if-available
Keavon Jul 28, 2025
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16 changes: 16 additions & 0 deletions desktop/src/cef/internal/app.rs
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
use std::env;

use cef::rc::{Rc, RcImpl};
use cef::sys::{_cef_app_t, cef_base_ref_counted_t};
use cef::{BrowserProcessHandler, CefString, ImplApp, ImplCommandLine, SchemeRegistrar, WrapApp};
Expand Down Expand Up @@ -34,6 +36,20 @@ impl<H: CefEventHandler + Clone> ImplApp for AppImpl<H> {
// Disable GPU acceleration, because it is not supported for Offscreen Rendering and can cause crashes.
cmd.append_switch(Some(&CefString::from("disable-gpu")));
cmd.append_switch(Some(&CefString::from("disable-gpu-compositing")));

// Tell CEF to use Wayland if available
#[cfg(not(any(target_os = "macos", target_os = "windows")))]
{
let use_wayland = env::var("WAYLAND_DISPLAY")
.ok()
.filter(|var| !var.is_empty())
.or_else(|| env::var("WAYLAND_SOCKET").ok())
.filter(|var| !var.is_empty())
.is_some();
if use_wayland {
cmd.append_switch_with_value(Some(&CefString::from("ozone-platform")), Some(&CefString::from("wayland")));
}
}
}
}

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