gdk4_wayland/
wayland_monitor.rs

1// Take a look at the license at the top of the repository in the LICENSE file.
2
3#[cfg(feature = "wayland_crate")]
4#[cfg_attr(docsrs, doc(cfg(feature = "wayland_crate")))]
5use wayland_client::{backend::ObjectId, protocol::wl_output::WlOutput, Proxy};
6#[cfg(feature = "wayland_crate")]
7#[cfg_attr(docsrs, doc(cfg(feature = "wayland_crate")))]
8use {
9    crate::{ffi, prelude::*},
10    glib::translate::*,
11};
12
13use crate::WaylandMonitor;
14
15impl WaylandMonitor {
16    #[doc(alias = "gdk_wayland_monitor_get_wl_output")]
17    #[doc(alias = "get_wl_output")]
18    #[cfg(feature = "wayland_crate")]
19    #[cfg_attr(docsrs, doc(cfg(feature = "wayland_crate")))]
20    pub fn wl_output(&self) -> Option<WlOutput> {
21        let display = self.display().downcast::<crate::WaylandDisplay>().unwrap();
22        unsafe {
23            let output_ptr = ffi::gdk_wayland_monitor_get_wl_output(self.to_glib_none().0);
24            if output_ptr.is_null() {
25                None
26            } else {
27                let cnx = display.connection();
28                let id = ObjectId::from_ptr(WlOutput::interface(), output_ptr as *mut _).unwrap();
29
30                WlOutput::from_id(&cnx, id).ok()
31            }
32        }
33    }
34}