/
mod.rs
68 lines (55 loc) · 1.74 KB
/
mod.rs
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mod proxy;
mod runner;
mod state;
mod window_target;
pub use self::proxy::Proxy;
pub use self::window_target::WindowTarget;
use super::{backend, device, monitor, window};
use crate::event::Event;
use crate::event_loop as root;
use std::collections::{vec_deque::IntoIter as VecDequeIter, VecDeque};
use std::marker::PhantomData;
pub struct EventLoop<T: 'static> {
elw: root::EventLoopWindowTarget<T>,
}
impl<T> EventLoop<T> {
pub fn new() -> Self {
EventLoop {
elw: root::EventLoopWindowTarget {
p: WindowTarget::new(),
_marker: PhantomData,
},
}
}
pub fn available_monitors(&self) -> VecDequeIter<monitor::Handle> {
VecDeque::new().into_iter()
}
pub fn primary_monitor(&self) -> monitor::Handle {
monitor::Handle
}
pub fn run<F>(self, mut event_handler: F) -> !
where
F: 'static
+ FnMut(Event<'static, T>, &root::EventLoopWindowTarget<T>, &mut root::ControlFlow),
{
let target = root::EventLoopWindowTarget {
p: self.elw.p.clone(),
_marker: PhantomData,
};
self.elw.p.run(Box::new(move |event, flow| {
event_handler(event, &target, flow)
}));
// Throw an exception to break out of Rust exceution and use unreachable to tell the
// compiler this function won't return, giving it a return type of '!'
backend::throw(
"Using exceptions for control flow, don't mind me. This isn't actually an error!",
);
unreachable!();
}
pub fn create_proxy(&self) -> Proxy<T> {
self.elw.p.proxy()
}
pub fn window_target(&self) -> &root::EventLoopWindowTarget<T> {
&self.elw
}
}