gst-plugins-rs/video/gtk4/src/utils.rs

16 lines
416 B
Rust

use gtk::glib;
use std::sync::mpsc;
pub(crate) fn invoke_on_main_thread<F, T>(func: F) -> T
where
F: FnOnce() -> T + Send + 'static,
T: Send + 'static,
{
let context = glib::MainContext::default();
let (send, recv) = mpsc::channel();
context.invoke(move || {
send.send(func()).expect("Somehow we dropped the receiver");
});
recv.recv().expect("Somehow we dropped the sender")
}